Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1 | // Copyright 2012 the V8 project authors. All rights reserved. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5 | #include "src/api.h" |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 6 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 7 | #include <string.h> // For memcpy, strlen. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 8 | #ifdef V8_USE_ADDRESS_SANITIZER |
| 9 | #include <sanitizer/asan_interface.h> |
| 10 | #endif // V8_USE_ADDRESS_SANITIZER |
| 11 | #include <cmath> // For isnan. |
| 12 | #include "include/v8-debug.h" |
| 13 | #include "include/v8-profiler.h" |
| 14 | #include "include/v8-testing.h" |
| 15 | #include "src/assert-scope.h" |
| 16 | #include "src/background-parsing-task.h" |
| 17 | #include "src/base/platform/platform.h" |
| 18 | #include "src/base/platform/time.h" |
| 19 | #include "src/base/utils/random-number-generator.h" |
| 20 | #include "src/bootstrapper.h" |
| 21 | #include "src/code-stubs.h" |
| 22 | #include "src/compiler.h" |
| 23 | #include "src/conversions-inl.h" |
| 24 | #include "src/counters.h" |
| 25 | #include "src/cpu-profiler.h" |
| 26 | #include "src/debug.h" |
| 27 | #include "src/deoptimizer.h" |
| 28 | #include "src/execution.h" |
| 29 | #include "src/global-handles.h" |
| 30 | #include "src/heap-profiler.h" |
| 31 | #include "src/heap-snapshot-generator-inl.h" |
| 32 | #include "src/icu_util.h" |
| 33 | #include "src/json-parser.h" |
| 34 | #include "src/messages.h" |
| 35 | #include "src/natives.h" |
| 36 | #include "src/parser.h" |
| 37 | #include "src/profile-generator-inl.h" |
| 38 | #include "src/property.h" |
| 39 | #include "src/property-details.h" |
| 40 | #include "src/prototype.h" |
| 41 | #include "src/runtime.h" |
| 42 | #include "src/runtime-profiler.h" |
| 43 | #include "src/scanner-character-streams.h" |
| 44 | #include "src/simulator.h" |
| 45 | #include "src/snapshot.h" |
| 46 | #include "src/unicode-inl.h" |
| 47 | #include "src/v8threads.h" |
| 48 | #include "src/version.h" |
| 49 | #include "src/vm-state-inl.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 50 | |
| 51 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 52 | #define LOG_API(isolate, expr) LOG(isolate, ApiEntryCall(expr)) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 53 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 54 | #define ENTER_V8(isolate) \ |
| 55 | DCHECK((isolate)->IsInitialized()); \ |
| 56 | i::VMState<i::OTHER> __state__((isolate)) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 57 | |
| 58 | namespace v8 { |
| 59 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 60 | #define ON_BAILOUT(isolate, location, code) \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 61 | if (IsExecutionTerminatingCheck(isolate)) { \ |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 62 | code; \ |
| 63 | UNREACHABLE(); \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 64 | } |
| 65 | |
| 66 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 67 | #define EXCEPTION_PREAMBLE(isolate) \ |
| 68 | (isolate)->handle_scope_implementer()->IncrementCallDepth(); \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 69 | DCHECK(!(isolate)->external_caught_exception()); \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 70 | bool has_pending_exception = false |
| 71 | |
| 72 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 73 | #define EXCEPTION_BAILOUT_CHECK_GENERIC(isolate, value, do_callback) \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 74 | do { \ |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 75 | i::HandleScopeImplementer* handle_scope_implementer = \ |
| 76 | (isolate)->handle_scope_implementer(); \ |
| 77 | handle_scope_implementer->DecrementCallDepth(); \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 78 | if (has_pending_exception) { \ |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 79 | bool call_depth_is_zero = handle_scope_implementer->CallDepthIsZero(); \ |
| 80 | (isolate)->OptionalRescheduleException(call_depth_is_zero); \ |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 81 | do_callback \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 82 | return value; \ |
| 83 | } \ |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 84 | do_callback \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 85 | } while (false) |
| 86 | |
| 87 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 88 | #define EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, value) \ |
| 89 | EXCEPTION_BAILOUT_CHECK_GENERIC( \ |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 90 | isolate, value, isolate->FireCallCompletedCallback();) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 91 | |
| 92 | |
| 93 | #define EXCEPTION_BAILOUT_CHECK(isolate, value) \ |
| 94 | EXCEPTION_BAILOUT_CHECK_GENERIC(isolate, value, ;) |
| 95 | |
| 96 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 97 | // --- E x c e p t i o n B e h a v i o r --- |
| 98 | |
| 99 | |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 100 | void i::FatalProcessOutOfMemory(const char* location) { |
| 101 | i::V8::FatalProcessOutOfMemory(location, false); |
| 102 | } |
| 103 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 104 | |
| 105 | // When V8 cannot allocated memory FatalProcessOutOfMemory is called. |
| 106 | // The default fatal error handler is called and execution is stopped. |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 107 | void i::V8::FatalProcessOutOfMemory(const char* location, bool take_snapshot) { |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 108 | i::HeapStats heap_stats; |
| 109 | int start_marker; |
| 110 | heap_stats.start_marker = &start_marker; |
| 111 | int new_space_size; |
| 112 | heap_stats.new_space_size = &new_space_size; |
| 113 | int new_space_capacity; |
| 114 | heap_stats.new_space_capacity = &new_space_capacity; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 115 | intptr_t old_pointer_space_size; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 116 | heap_stats.old_pointer_space_size = &old_pointer_space_size; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 117 | intptr_t old_pointer_space_capacity; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 118 | heap_stats.old_pointer_space_capacity = &old_pointer_space_capacity; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 119 | intptr_t old_data_space_size; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 120 | heap_stats.old_data_space_size = &old_data_space_size; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 121 | intptr_t old_data_space_capacity; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 122 | heap_stats.old_data_space_capacity = &old_data_space_capacity; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 123 | intptr_t code_space_size; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 124 | heap_stats.code_space_size = &code_space_size; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 125 | intptr_t code_space_capacity; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 126 | heap_stats.code_space_capacity = &code_space_capacity; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 127 | intptr_t map_space_size; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 128 | heap_stats.map_space_size = &map_space_size; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 129 | intptr_t map_space_capacity; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 130 | heap_stats.map_space_capacity = &map_space_capacity; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 131 | intptr_t cell_space_size; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 132 | heap_stats.cell_space_size = &cell_space_size; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 133 | intptr_t cell_space_capacity; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 134 | heap_stats.cell_space_capacity = &cell_space_capacity; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 135 | intptr_t property_cell_space_size; |
| 136 | heap_stats.property_cell_space_size = &property_cell_space_size; |
| 137 | intptr_t property_cell_space_capacity; |
| 138 | heap_stats.property_cell_space_capacity = &property_cell_space_capacity; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 139 | intptr_t lo_space_size; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 140 | heap_stats.lo_space_size = &lo_space_size; |
| 141 | int global_handle_count; |
| 142 | heap_stats.global_handle_count = &global_handle_count; |
| 143 | int weak_global_handle_count; |
| 144 | heap_stats.weak_global_handle_count = &weak_global_handle_count; |
| 145 | int pending_global_handle_count; |
| 146 | heap_stats.pending_global_handle_count = &pending_global_handle_count; |
| 147 | int near_death_global_handle_count; |
| 148 | heap_stats.near_death_global_handle_count = &near_death_global_handle_count; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 149 | int free_global_handle_count; |
| 150 | heap_stats.free_global_handle_count = &free_global_handle_count; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 151 | intptr_t memory_allocator_size; |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 152 | heap_stats.memory_allocator_size = &memory_allocator_size; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 153 | intptr_t memory_allocator_capacity; |
Ben Murdoch | bb769b2 | 2010-08-11 14:56:33 +0100 | [diff] [blame] | 154 | heap_stats.memory_allocator_capacity = &memory_allocator_capacity; |
| 155 | int objects_per_type[LAST_TYPE + 1] = {0}; |
| 156 | heap_stats.objects_per_type = objects_per_type; |
| 157 | int size_per_type[LAST_TYPE + 1] = {0}; |
| 158 | heap_stats.size_per_type = size_per_type; |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 159 | int os_error; |
| 160 | heap_stats.os_error = &os_error; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 161 | int end_marker; |
| 162 | heap_stats.end_marker = &end_marker; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 163 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 164 | if (isolate->heap()->HasBeenSetUp()) { |
| 165 | // BUG(1718): Don't use the take_snapshot since we don't support |
| 166 | // HeapIterator here without doing a special GC. |
| 167 | isolate->heap()->RecordStats(&heap_stats, false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 168 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 169 | Utils::ApiCheck(false, location, "Allocation failed - process out of memory"); |
| 170 | // If the fatal error handler returns, we stop execution. |
| 171 | FATAL("API fatal error handler returned after process out of memory"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 172 | } |
| 173 | |
| 174 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 175 | void Utils::ReportApiFailure(const char* location, const char* message) { |
| 176 | i::Isolate* isolate = i::Isolate::Current(); |
| 177 | FatalErrorCallback callback = isolate->exception_behavior(); |
| 178 | if (callback == NULL) { |
| 179 | base::OS::PrintError("\n#\n# Fatal error in %s\n# %s\n#\n\n", location, |
| 180 | message); |
| 181 | base::OS::Abort(); |
| 182 | } else { |
| 183 | callback(location, message); |
| 184 | } |
| 185 | isolate->SignalFatalError(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 186 | } |
| 187 | |
| 188 | |
| 189 | bool V8::IsDead() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 190 | i::Isolate* isolate = i::Isolate::Current(); |
| 191 | return isolate->IsDead(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 192 | } |
| 193 | |
| 194 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 195 | static inline bool IsExecutionTerminatingCheck(i::Isolate* isolate) { |
| 196 | if (!isolate->IsInitialized()) return false; |
| 197 | if (isolate->has_scheduled_exception()) { |
| 198 | return isolate->scheduled_exception() == |
| 199 | isolate->heap()->termination_exception(); |
| 200 | } |
| 201 | return false; |
| 202 | } |
| 203 | |
| 204 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 205 | StartupDataDecompressor::StartupDataDecompressor() |
| 206 | : raw_data(i::NewArray<char*>(V8::GetCompressedStartupDataCount())) { |
| 207 | for (int i = 0; i < V8::GetCompressedStartupDataCount(); ++i) { |
| 208 | raw_data[i] = NULL; |
| 209 | } |
| 210 | } |
| 211 | |
| 212 | |
| 213 | StartupDataDecompressor::~StartupDataDecompressor() { |
| 214 | for (int i = 0; i < V8::GetCompressedStartupDataCount(); ++i) { |
| 215 | i::DeleteArray(raw_data[i]); |
| 216 | } |
| 217 | i::DeleteArray(raw_data); |
| 218 | } |
| 219 | |
| 220 | |
| 221 | int StartupDataDecompressor::Decompress() { |
| 222 | int compressed_data_count = V8::GetCompressedStartupDataCount(); |
| 223 | StartupData* compressed_data = |
| 224 | i::NewArray<StartupData>(compressed_data_count); |
| 225 | V8::GetCompressedStartupData(compressed_data); |
| 226 | for (int i = 0; i < compressed_data_count; ++i) { |
| 227 | char* decompressed = raw_data[i] = |
| 228 | i::NewArray<char>(compressed_data[i].raw_size); |
| 229 | if (compressed_data[i].compressed_size != 0) { |
| 230 | int result = DecompressData(decompressed, |
| 231 | &compressed_data[i].raw_size, |
| 232 | compressed_data[i].data, |
| 233 | compressed_data[i].compressed_size); |
| 234 | if (result != 0) return result; |
| 235 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 236 | DCHECK_EQ(0, compressed_data[i].raw_size); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 237 | } |
| 238 | compressed_data[i].data = decompressed; |
| 239 | } |
| 240 | V8::SetDecompressedStartupData(compressed_data); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 241 | i::DeleteArray(compressed_data); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 242 | return 0; |
| 243 | } |
| 244 | |
| 245 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 246 | StartupData::CompressionAlgorithm V8::GetCompressedStartupDataAlgorithm() { |
| 247 | #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| 248 | return StartupData::kBZip2; |
| 249 | #else |
| 250 | return StartupData::kUncompressed; |
| 251 | #endif |
| 252 | } |
| 253 | |
| 254 | |
| 255 | enum CompressedStartupDataItems { |
| 256 | kSnapshot = 0, |
| 257 | kSnapshotContext, |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 258 | kLibraries, |
| 259 | kExperimentalLibraries, |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 260 | kCompressedStartupDataCount |
| 261 | }; |
| 262 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 263 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 264 | int V8::GetCompressedStartupDataCount() { |
| 265 | #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| 266 | return kCompressedStartupDataCount; |
| 267 | #else |
| 268 | return 0; |
| 269 | #endif |
| 270 | } |
| 271 | |
| 272 | |
| 273 | void V8::GetCompressedStartupData(StartupData* compressed_data) { |
| 274 | #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| 275 | compressed_data[kSnapshot].data = |
| 276 | reinterpret_cast<const char*>(i::Snapshot::data()); |
| 277 | compressed_data[kSnapshot].compressed_size = i::Snapshot::size(); |
| 278 | compressed_data[kSnapshot].raw_size = i::Snapshot::raw_size(); |
| 279 | |
| 280 | compressed_data[kSnapshotContext].data = |
| 281 | reinterpret_cast<const char*>(i::Snapshot::context_data()); |
| 282 | compressed_data[kSnapshotContext].compressed_size = |
| 283 | i::Snapshot::context_size(); |
| 284 | compressed_data[kSnapshotContext].raw_size = i::Snapshot::context_raw_size(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 285 | |
| 286 | i::Vector<const i::byte> libraries_source = i::Natives::GetScriptsSource(); |
| 287 | compressed_data[kLibraries].data = |
| 288 | reinterpret_cast<const char*>(libraries_source.start()); |
| 289 | compressed_data[kLibraries].compressed_size = libraries_source.length(); |
| 290 | compressed_data[kLibraries].raw_size = i::Natives::GetRawScriptsSize(); |
| 291 | |
| 292 | i::Vector<const i::byte> exp_libraries_source = |
| 293 | i::ExperimentalNatives::GetScriptsSource(); |
| 294 | compressed_data[kExperimentalLibraries].data = |
| 295 | reinterpret_cast<const char*>(exp_libraries_source.start()); |
| 296 | compressed_data[kExperimentalLibraries].compressed_size = |
| 297 | exp_libraries_source.length(); |
| 298 | compressed_data[kExperimentalLibraries].raw_size = |
| 299 | i::ExperimentalNatives::GetRawScriptsSize(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 300 | #endif |
| 301 | } |
| 302 | |
| 303 | |
| 304 | void V8::SetDecompressedStartupData(StartupData* decompressed_data) { |
| 305 | #ifdef COMPRESS_STARTUP_DATA_BZ2 |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 306 | DCHECK_EQ(i::Snapshot::raw_size(), decompressed_data[kSnapshot].raw_size); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 307 | i::Snapshot::set_raw_data( |
| 308 | reinterpret_cast<const i::byte*>(decompressed_data[kSnapshot].data)); |
| 309 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 310 | DCHECK_EQ(i::Snapshot::context_raw_size(), |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 311 | decompressed_data[kSnapshotContext].raw_size); |
| 312 | i::Snapshot::set_context_raw_data( |
| 313 | reinterpret_cast<const i::byte*>( |
| 314 | decompressed_data[kSnapshotContext].data)); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 315 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 316 | DCHECK_EQ(i::Natives::GetRawScriptsSize(), |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 317 | decompressed_data[kLibraries].raw_size); |
| 318 | i::Vector<const char> libraries_source( |
| 319 | decompressed_data[kLibraries].data, |
| 320 | decompressed_data[kLibraries].raw_size); |
| 321 | i::Natives::SetRawScriptsSource(libraries_source); |
| 322 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 323 | DCHECK_EQ(i::ExperimentalNatives::GetRawScriptsSize(), |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 324 | decompressed_data[kExperimentalLibraries].raw_size); |
| 325 | i::Vector<const char> exp_libraries_source( |
| 326 | decompressed_data[kExperimentalLibraries].data, |
| 327 | decompressed_data[kExperimentalLibraries].raw_size); |
| 328 | i::ExperimentalNatives::SetRawScriptsSource(exp_libraries_source); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 329 | #endif |
| 330 | } |
| 331 | |
| 332 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 333 | void V8::SetNativesDataBlob(StartupData* natives_blob) { |
| 334 | #ifdef V8_USE_EXTERNAL_STARTUP_DATA |
| 335 | i::SetNativesFromFile(natives_blob); |
| 336 | #else |
| 337 | CHECK(false); |
| 338 | #endif |
| 339 | } |
| 340 | |
| 341 | |
| 342 | void V8::SetSnapshotDataBlob(StartupData* snapshot_blob) { |
| 343 | #ifdef V8_USE_EXTERNAL_STARTUP_DATA |
| 344 | i::SetSnapshotFromFile(snapshot_blob); |
| 345 | #else |
| 346 | CHECK(false); |
| 347 | #endif |
| 348 | } |
| 349 | |
| 350 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 351 | void V8::SetFatalErrorHandler(FatalErrorCallback that) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 352 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 353 | isolate->set_exception_behavior(that); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 354 | } |
| 355 | |
| 356 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 357 | void V8::SetAllowCodeGenerationFromStringsCallback( |
| 358 | AllowCodeGenerationFromStringsCallback callback) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 359 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 360 | isolate->set_allow_code_gen_callback(callback); |
| 361 | } |
| 362 | |
| 363 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 364 | void V8::SetFlagsFromString(const char* str, int length) { |
| 365 | i::FlagList::SetFlagsFromString(str, length); |
| 366 | } |
| 367 | |
| 368 | |
| 369 | void V8::SetFlagsFromCommandLine(int* argc, char** argv, bool remove_flags) { |
| 370 | i::FlagList::SetFlagsFromCommandLine(argc, argv, remove_flags); |
| 371 | } |
| 372 | |
| 373 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 374 | RegisteredExtension* RegisteredExtension::first_extension_ = NULL; |
| 375 | |
| 376 | |
| 377 | RegisteredExtension::RegisteredExtension(Extension* extension) |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 378 | : extension_(extension) { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 379 | |
| 380 | |
| 381 | void RegisteredExtension::Register(RegisteredExtension* that) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 382 | that->next_ = first_extension_; |
| 383 | first_extension_ = that; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 384 | } |
| 385 | |
| 386 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 387 | void RegisteredExtension::UnregisterAll() { |
| 388 | RegisteredExtension* re = first_extension_; |
| 389 | while (re != NULL) { |
| 390 | RegisteredExtension* next = re->next(); |
| 391 | delete re; |
| 392 | re = next; |
| 393 | } |
| 394 | first_extension_ = NULL; |
| 395 | } |
| 396 | |
| 397 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 398 | void RegisterExtension(Extension* that) { |
| 399 | RegisteredExtension* extension = new RegisteredExtension(that); |
| 400 | RegisteredExtension::Register(extension); |
| 401 | } |
| 402 | |
| 403 | |
| 404 | Extension::Extension(const char* name, |
| 405 | const char* source, |
| 406 | int dep_count, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 407 | const char** deps, |
| 408 | int source_length) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 409 | : name_(name), |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 410 | source_length_(source_length >= 0 ? |
| 411 | source_length : |
| 412 | (source ? static_cast<int>(strlen(source)) : 0)), |
| 413 | source_(source, source_length_), |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 414 | dep_count_(dep_count), |
| 415 | deps_(deps), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 416 | auto_enable_(false) { |
| 417 | CHECK(source != NULL || source_length_ == 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 418 | } |
| 419 | |
| 420 | |
| 421 | ResourceConstraints::ResourceConstraints() |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 422 | : max_semi_space_size_(0), |
| 423 | max_old_space_size_(0), |
| 424 | max_executable_size_(0), |
| 425 | stack_limit_(NULL), |
| 426 | max_available_threads_(0), |
| 427 | code_range_size_(0) { } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 428 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 429 | void ResourceConstraints::ConfigureDefaults(uint64_t physical_memory, |
| 430 | uint64_t virtual_memory_limit, |
| 431 | uint32_t number_of_processors) { |
| 432 | #if V8_OS_ANDROID |
| 433 | // Android has higher physical memory requirements before raising the maximum |
| 434 | // heap size limits since it has no swap space. |
| 435 | const uint64_t low_limit = 512ul * i::MB; |
| 436 | const uint64_t medium_limit = 1ul * i::GB; |
| 437 | const uint64_t high_limit = 2ul * i::GB; |
| 438 | #else |
| 439 | const uint64_t low_limit = 512ul * i::MB; |
| 440 | const uint64_t medium_limit = 768ul * i::MB; |
| 441 | const uint64_t high_limit = 1ul * i::GB; |
| 442 | #endif |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 443 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 444 | if (physical_memory <= low_limit) { |
| 445 | set_max_semi_space_size(i::Heap::kMaxSemiSpaceSizeLowMemoryDevice); |
| 446 | set_max_old_space_size(i::Heap::kMaxOldSpaceSizeLowMemoryDevice); |
| 447 | set_max_executable_size(i::Heap::kMaxExecutableSizeLowMemoryDevice); |
| 448 | } else if (physical_memory <= medium_limit) { |
| 449 | set_max_semi_space_size(i::Heap::kMaxSemiSpaceSizeMediumMemoryDevice); |
| 450 | set_max_old_space_size(i::Heap::kMaxOldSpaceSizeMediumMemoryDevice); |
| 451 | set_max_executable_size(i::Heap::kMaxExecutableSizeMediumMemoryDevice); |
| 452 | } else if (physical_memory <= high_limit) { |
| 453 | set_max_semi_space_size(i::Heap::kMaxSemiSpaceSizeHighMemoryDevice); |
| 454 | set_max_old_space_size(i::Heap::kMaxOldSpaceSizeHighMemoryDevice); |
| 455 | set_max_executable_size(i::Heap::kMaxExecutableSizeHighMemoryDevice); |
| 456 | } else { |
| 457 | set_max_semi_space_size(i::Heap::kMaxSemiSpaceSizeHugeMemoryDevice); |
| 458 | set_max_old_space_size(i::Heap::kMaxOldSpaceSizeHugeMemoryDevice); |
| 459 | set_max_executable_size(i::Heap::kMaxExecutableSizeHugeMemoryDevice); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 460 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 461 | |
| 462 | set_max_available_threads(i::Max(i::Min(number_of_processors, 4u), 1u)); |
| 463 | |
| 464 | if (virtual_memory_limit > 0 && i::kRequiresCodeRange) { |
| 465 | // Reserve no more than 1/8 of the memory for the code range, but at most |
| 466 | // kMaximalCodeRangeSize. |
| 467 | set_code_range_size( |
| 468 | i::Min(i::kMaximalCodeRangeSize / i::MB, |
| 469 | static_cast<size_t>((virtual_memory_limit >> 3) / i::MB))); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 470 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 471 | } |
| 472 | |
| 473 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 474 | void SetResourceConstraints(i::Isolate* isolate, |
| 475 | const ResourceConstraints& constraints) { |
| 476 | int semi_space_size = constraints.max_semi_space_size(); |
| 477 | int old_space_size = constraints.max_old_space_size(); |
| 478 | int max_executable_size = constraints.max_executable_size(); |
| 479 | size_t code_range_size = constraints.code_range_size(); |
| 480 | if (semi_space_size != 0 || old_space_size != 0 || |
| 481 | max_executable_size != 0 || code_range_size != 0) { |
| 482 | isolate->heap()->ConfigureHeap(semi_space_size, old_space_size, |
| 483 | max_executable_size, code_range_size); |
| 484 | } |
| 485 | if (constraints.stack_limit() != NULL) { |
| 486 | uintptr_t limit = reinterpret_cast<uintptr_t>(constraints.stack_limit()); |
| 487 | isolate->stack_guard()->SetStackLimit(limit); |
| 488 | } |
| 489 | |
| 490 | isolate->set_max_available_threads(constraints.max_available_threads()); |
| 491 | } |
| 492 | |
| 493 | |
| 494 | i::Object** V8::GlobalizeReference(i::Isolate* isolate, i::Object** obj) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 495 | LOG_API(isolate, "Persistent::New"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 496 | i::Handle<i::Object> result = isolate->global_handles()->Create(*obj); |
| 497 | #ifdef DEBUG |
| 498 | (*obj)->ObjectVerify(); |
| 499 | #endif // DEBUG |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 500 | return result.location(); |
| 501 | } |
| 502 | |
| 503 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 504 | i::Object** V8::CopyPersistent(i::Object** obj) { |
| 505 | i::Handle<i::Object> result = i::GlobalHandles::CopyGlobal(obj); |
| 506 | #ifdef DEBUG |
| 507 | (*obj)->ObjectVerify(); |
| 508 | #endif // DEBUG |
| 509 | return result.location(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 510 | } |
| 511 | |
| 512 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 513 | void V8::MakeWeak(i::Object** object, |
| 514 | void* parameters, |
| 515 | WeakCallback weak_callback) { |
| 516 | i::GlobalHandles::MakeWeak(object, parameters, weak_callback); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 517 | } |
| 518 | |
| 519 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 520 | void* V8::ClearWeak(i::Object** obj) { |
| 521 | return i::GlobalHandles::ClearWeakness(obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 522 | } |
| 523 | |
| 524 | |
| 525 | void V8::DisposeGlobal(i::Object** obj) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 526 | i::GlobalHandles::Destroy(obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 527 | } |
| 528 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 529 | |
| 530 | void V8::Eternalize(Isolate* v8_isolate, Value* value, int* index) { |
| 531 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 532 | i::Object* object = *Utils::OpenHandle(value); |
| 533 | isolate->eternal_handles()->Create(isolate, object, index); |
| 534 | } |
| 535 | |
| 536 | |
| 537 | Local<Value> V8::GetEternal(Isolate* v8_isolate, int index) { |
| 538 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 539 | return Utils::ToLocal(isolate->eternal_handles()->Get(index)); |
| 540 | } |
| 541 | |
| 542 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 543 | // --- H a n d l e s --- |
| 544 | |
| 545 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 546 | HandleScope::HandleScope(Isolate* isolate) { |
| 547 | Initialize(isolate); |
| 548 | } |
| 549 | |
| 550 | |
| 551 | void HandleScope::Initialize(Isolate* isolate) { |
| 552 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 553 | // We do not want to check the correct usage of the Locker class all over the |
| 554 | // place, so we do it only here: Without a HandleScope, an embedder can do |
| 555 | // almost nothing, so it is enough to check in this central place. |
| 556 | Utils::ApiCheck(!v8::Locker::IsActive() || |
| 557 | internal_isolate->thread_manager()->IsLockedByCurrentThread(), |
| 558 | "HandleScope::HandleScope", |
| 559 | "Entering the V8 API without proper locking in place"); |
| 560 | i::HandleScopeData* current = internal_isolate->handle_scope_data(); |
| 561 | isolate_ = internal_isolate; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 562 | prev_next_ = current->next; |
| 563 | prev_limit_ = current->limit; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 564 | current->level++; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 565 | } |
| 566 | |
| 567 | |
| 568 | HandleScope::~HandleScope() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 569 | i::HandleScope::CloseScope(isolate_, prev_next_, prev_limit_); |
| 570 | } |
| 571 | |
| 572 | |
| 573 | int HandleScope::NumberOfHandles(Isolate* isolate) { |
| 574 | return i::HandleScope::NumberOfHandles( |
| 575 | reinterpret_cast<i::Isolate*>(isolate)); |
| 576 | } |
| 577 | |
| 578 | |
| 579 | i::Object** HandleScope::CreateHandle(i::Isolate* isolate, i::Object* value) { |
| 580 | return i::HandleScope::CreateHandle(isolate, value); |
| 581 | } |
| 582 | |
| 583 | |
| 584 | i::Object** HandleScope::CreateHandle(i::HeapObject* heap_object, |
| 585 | i::Object* value) { |
| 586 | DCHECK(heap_object->IsHeapObject()); |
| 587 | return i::HandleScope::CreateHandle(heap_object->GetIsolate(), value); |
| 588 | } |
| 589 | |
| 590 | |
| 591 | EscapableHandleScope::EscapableHandleScope(Isolate* v8_isolate) { |
| 592 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 593 | escape_slot_ = CreateHandle(isolate, isolate->heap()->the_hole_value()); |
| 594 | Initialize(v8_isolate); |
| 595 | } |
| 596 | |
| 597 | |
| 598 | i::Object** EscapableHandleScope::Escape(i::Object** escape_value) { |
| 599 | i::Heap* heap = reinterpret_cast<i::Isolate*>(GetIsolate())->heap(); |
| 600 | Utils::ApiCheck(*escape_slot_ == heap->the_hole_value(), |
| 601 | "EscapeableHandleScope::Escape", |
| 602 | "Escape value set twice"); |
| 603 | if (escape_value == NULL) { |
| 604 | *escape_slot_ = heap->undefined_value(); |
| 605 | return NULL; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 606 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 607 | *escape_slot_ = *escape_value; |
| 608 | return escape_slot_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 609 | } |
| 610 | |
| 611 | |
| 612 | void Context::Enter() { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 613 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
| 614 | i::Isolate* isolate = env->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 615 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 616 | i::HandleScopeImplementer* impl = isolate->handle_scope_implementer(); |
| 617 | impl->EnterContext(env); |
| 618 | impl->SaveContext(isolate->context()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 619 | isolate->set_context(*env); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 620 | } |
| 621 | |
| 622 | |
| 623 | void Context::Exit() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 624 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
| 625 | i::Isolate* isolate = env->GetIsolate(); |
| 626 | ENTER_V8(isolate); |
| 627 | i::HandleScopeImplementer* impl = isolate->handle_scope_implementer(); |
| 628 | if (!Utils::ApiCheck(impl->LastEnteredContextWas(env), |
| 629 | "v8::Context::Exit()", |
| 630 | "Cannot exit non-entered context")) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 631 | return; |
| 632 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 633 | impl->LeaveContext(); |
| 634 | isolate->set_context(impl->RestoreContext()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 635 | } |
| 636 | |
| 637 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 638 | static void* DecodeSmiToAligned(i::Object* value, const char* location) { |
| 639 | Utils::ApiCheck(value->IsSmi(), location, "Not a Smi"); |
| 640 | return reinterpret_cast<void*>(value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 641 | } |
| 642 | |
| 643 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 644 | static i::Smi* EncodeAlignedAsSmi(void* value, const char* location) { |
| 645 | i::Smi* smi = reinterpret_cast<i::Smi*>(value); |
| 646 | Utils::ApiCheck(smi->IsSmi(), location, "Pointer is not aligned"); |
| 647 | return smi; |
| 648 | } |
| 649 | |
| 650 | |
| 651 | static i::Handle<i::FixedArray> EmbedderDataFor(Context* context, |
| 652 | int index, |
| 653 | bool can_grow, |
| 654 | const char* location) { |
| 655 | i::Handle<i::Context> env = Utils::OpenHandle(context); |
| 656 | bool ok = |
| 657 | Utils::ApiCheck(env->IsNativeContext(), |
| 658 | location, |
| 659 | "Not a native context") && |
| 660 | Utils::ApiCheck(index >= 0, location, "Negative index"); |
| 661 | if (!ok) return i::Handle<i::FixedArray>(); |
| 662 | i::Handle<i::FixedArray> data(env->embedder_data()); |
| 663 | if (index < data->length()) return data; |
| 664 | if (!Utils::ApiCheck(can_grow, location, "Index too large")) { |
| 665 | return i::Handle<i::FixedArray>(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 666 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 667 | int new_size = i::Max(index, data->length() << 1) + 1; |
| 668 | data = i::FixedArray::CopySize(data, new_size); |
| 669 | env->set_embedder_data(*data); |
| 670 | return data; |
| 671 | } |
| 672 | |
| 673 | |
| 674 | v8::Local<v8::Value> Context::SlowGetEmbedderData(int index) { |
| 675 | const char* location = "v8::Context::GetEmbedderData()"; |
| 676 | i::Handle<i::FixedArray> data = EmbedderDataFor(this, index, false, location); |
| 677 | if (data.is_null()) return Local<Value>(); |
| 678 | i::Handle<i::Object> result(data->get(index), data->GetIsolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 679 | return Utils::ToLocal(result); |
| 680 | } |
| 681 | |
| 682 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 683 | void Context::SetEmbedderData(int index, v8::Handle<Value> value) { |
| 684 | const char* location = "v8::Context::SetEmbedderData()"; |
| 685 | i::Handle<i::FixedArray> data = EmbedderDataFor(this, index, true, location); |
| 686 | if (data.is_null()) return; |
| 687 | i::Handle<i::Object> val = Utils::OpenHandle(*value); |
| 688 | data->set(index, *val); |
| 689 | DCHECK_EQ(*Utils::OpenHandle(*value), |
| 690 | *Utils::OpenHandle(*GetEmbedderData(index))); |
| 691 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 692 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 693 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 694 | void* Context::SlowGetAlignedPointerFromEmbedderData(int index) { |
| 695 | const char* location = "v8::Context::GetAlignedPointerFromEmbedderData()"; |
| 696 | i::Handle<i::FixedArray> data = EmbedderDataFor(this, index, false, location); |
| 697 | if (data.is_null()) return NULL; |
| 698 | return DecodeSmiToAligned(data->get(index), location); |
| 699 | } |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 700 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 701 | |
| 702 | void Context::SetAlignedPointerInEmbedderData(int index, void* value) { |
| 703 | const char* location = "v8::Context::SetAlignedPointerInEmbedderData()"; |
| 704 | i::Handle<i::FixedArray> data = EmbedderDataFor(this, index, true, location); |
| 705 | data->set(index, EncodeAlignedAsSmi(value, location)); |
| 706 | DCHECK_EQ(value, GetAlignedPointerFromEmbedderData(index)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 707 | } |
| 708 | |
| 709 | |
| 710 | // --- N e a n d e r --- |
| 711 | |
| 712 | |
| 713 | // A constructor cannot easily return an error value, therefore it is necessary |
| 714 | // to check for a dead VM with ON_BAILOUT before constructing any Neander |
| 715 | // objects. To remind you about this there is no HandleScope in the |
| 716 | // NeanderObject constructor. When you add one to the site calling the |
| 717 | // constructor you should check that you ensured the VM was not dead first. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 718 | NeanderObject::NeanderObject(v8::internal::Isolate* isolate, int size) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 719 | ENTER_V8(isolate); |
| 720 | value_ = isolate->factory()->NewNeanderObject(); |
| 721 | i::Handle<i::FixedArray> elements = isolate->factory()->NewFixedArray(size); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 722 | value_->set_elements(*elements); |
| 723 | } |
| 724 | |
| 725 | |
| 726 | int NeanderObject::size() { |
| 727 | return i::FixedArray::cast(value_->elements())->length(); |
| 728 | } |
| 729 | |
| 730 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 731 | NeanderArray::NeanderArray(v8::internal::Isolate* isolate) : obj_(isolate, 2) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 732 | obj_.set(0, i::Smi::FromInt(0)); |
| 733 | } |
| 734 | |
| 735 | |
| 736 | int NeanderArray::length() { |
| 737 | return i::Smi::cast(obj_.get(0))->value(); |
| 738 | } |
| 739 | |
| 740 | |
| 741 | i::Object* NeanderArray::get(int offset) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 742 | DCHECK(0 <= offset); |
| 743 | DCHECK(offset < length()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 744 | return obj_.get(offset + 1); |
| 745 | } |
| 746 | |
| 747 | |
| 748 | // This method cannot easily return an error value, therefore it is necessary |
| 749 | // to check for a dead VM with ON_BAILOUT before calling it. To remind you |
| 750 | // about this there is no HandleScope in this method. When you add one to the |
| 751 | // site calling this method you should check that you ensured the VM was not |
| 752 | // dead first. |
| 753 | void NeanderArray::add(i::Handle<i::Object> value) { |
| 754 | int length = this->length(); |
| 755 | int size = obj_.size(); |
| 756 | if (length == size - 1) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 757 | i::Factory* factory = i::Isolate::Current()->factory(); |
| 758 | i::Handle<i::FixedArray> new_elms = factory->NewFixedArray(2 * size); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 759 | for (int i = 0; i < length; i++) |
| 760 | new_elms->set(i + 1, get(i)); |
| 761 | obj_.value()->set_elements(*new_elms); |
| 762 | } |
| 763 | obj_.set(length + 1, *value); |
| 764 | obj_.set(0, i::Smi::FromInt(length + 1)); |
| 765 | } |
| 766 | |
| 767 | |
| 768 | void NeanderArray::set(int index, i::Object* value) { |
| 769 | if (index < 0 || index >= this->length()) return; |
| 770 | obj_.set(index + 1, value); |
| 771 | } |
| 772 | |
| 773 | |
| 774 | // --- T e m p l a t e --- |
| 775 | |
| 776 | |
| 777 | static void InitializeTemplate(i::Handle<i::TemplateInfo> that, int type) { |
| 778 | that->set_tag(i::Smi::FromInt(type)); |
| 779 | } |
| 780 | |
| 781 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 782 | static void TemplateSet(i::Isolate* isolate, |
| 783 | v8::Template* templ, |
| 784 | int length, |
| 785 | v8::Handle<v8::Data>* data) { |
| 786 | i::Handle<i::Object> list(Utils::OpenHandle(templ)->property_list(), isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 787 | if (list->IsUndefined()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 788 | list = NeanderArray(isolate).value(); |
| 789 | Utils::OpenHandle(templ)->set_property_list(*list); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 790 | } |
| 791 | NeanderArray array(list); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 792 | array.add(isolate->factory()->NewNumberFromInt(length)); |
| 793 | for (int i = 0; i < length; i++) { |
| 794 | i::Handle<i::Object> value = data[i].IsEmpty() ? |
| 795 | i::Handle<i::Object>(isolate->factory()->undefined_value()) : |
| 796 | Utils::OpenHandle(*data[i]); |
| 797 | array.add(value); |
| 798 | } |
| 799 | } |
| 800 | |
| 801 | |
| 802 | void Template::Set(v8::Handle<Name> name, |
| 803 | v8::Handle<Data> value, |
| 804 | v8::PropertyAttribute attribute) { |
| 805 | i::Isolate* isolate = i::Isolate::Current(); |
| 806 | ENTER_V8(isolate); |
| 807 | i::HandleScope scope(isolate); |
| 808 | const int kSize = 3; |
| 809 | v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| 810 | v8::Handle<v8::Data> data[kSize] = { |
| 811 | name, |
| 812 | value, |
| 813 | v8::Integer::New(v8_isolate, attribute)}; |
| 814 | TemplateSet(isolate, this, kSize, data); |
| 815 | } |
| 816 | |
| 817 | |
| 818 | void Template::SetAccessorProperty( |
| 819 | v8::Local<v8::Name> name, |
| 820 | v8::Local<FunctionTemplate> getter, |
| 821 | v8::Local<FunctionTemplate> setter, |
| 822 | v8::PropertyAttribute attribute, |
| 823 | v8::AccessControl access_control) { |
| 824 | // TODO(verwaest): Remove |access_control|. |
| 825 | DCHECK_EQ(v8::DEFAULT, access_control); |
| 826 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 827 | ENTER_V8(isolate); |
| 828 | DCHECK(!name.IsEmpty()); |
| 829 | DCHECK(!getter.IsEmpty() || !setter.IsEmpty()); |
| 830 | i::HandleScope scope(isolate); |
| 831 | const int kSize = 5; |
| 832 | v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| 833 | v8::Handle<v8::Data> data[kSize] = { |
| 834 | name, |
| 835 | getter, |
| 836 | setter, |
| 837 | v8::Integer::New(v8_isolate, attribute)}; |
| 838 | TemplateSet(isolate, this, kSize, data); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 839 | } |
| 840 | |
| 841 | |
| 842 | // --- F u n c t i o n T e m p l a t e --- |
| 843 | static void InitializeFunctionTemplate( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 844 | i::Handle<i::FunctionTemplateInfo> info) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 845 | info->set_tag(i::Smi::FromInt(Consts::FUNCTION_TEMPLATE)); |
| 846 | info->set_flag(0); |
| 847 | } |
| 848 | |
| 849 | |
| 850 | Local<ObjectTemplate> FunctionTemplate::PrototypeTemplate() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 851 | i::Isolate* i_isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 852 | ENTER_V8(i_isolate); |
| 853 | i::Handle<i::Object> result(Utils::OpenHandle(this)->prototype_template(), |
| 854 | i_isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 855 | if (result->IsUndefined()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 856 | v8::Isolate* isolate = reinterpret_cast<v8::Isolate*>(i_isolate); |
| 857 | result = Utils::OpenHandle(*ObjectTemplate::New(isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 858 | Utils::OpenHandle(this)->set_prototype_template(*result); |
| 859 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 860 | return ToApiHandle<ObjectTemplate>(result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 861 | } |
| 862 | |
| 863 | |
| 864 | void FunctionTemplate::Inherit(v8::Handle<FunctionTemplate> value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 865 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 866 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 867 | Utils::OpenHandle(this)->set_parent_template(*Utils::OpenHandle(*value)); |
| 868 | } |
| 869 | |
| 870 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 871 | static Local<FunctionTemplate> FunctionTemplateNew( |
| 872 | i::Isolate* isolate, |
| 873 | FunctionCallback callback, |
| 874 | v8::Handle<Value> data, |
| 875 | v8::Handle<Signature> signature, |
| 876 | int length, |
| 877 | bool do_not_cache) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 878 | i::Handle<i::Struct> struct_obj = |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 879 | isolate->factory()->NewStruct(i::FUNCTION_TEMPLATE_INFO_TYPE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 880 | i::Handle<i::FunctionTemplateInfo> obj = |
| 881 | i::Handle<i::FunctionTemplateInfo>::cast(struct_obj); |
| 882 | InitializeFunctionTemplate(obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 883 | obj->set_do_not_cache(do_not_cache); |
| 884 | int next_serial_number = 0; |
| 885 | if (!do_not_cache) { |
| 886 | next_serial_number = isolate->next_serial_number() + 1; |
| 887 | isolate->set_next_serial_number(next_serial_number); |
| 888 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 889 | obj->set_serial_number(i::Smi::FromInt(next_serial_number)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 890 | if (callback != 0) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 891 | if (data.IsEmpty()) { |
| 892 | data = v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
| 893 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 894 | Utils::ToLocal(obj)->SetCallHandler(callback, data); |
| 895 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 896 | obj->set_length(length); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 897 | obj->set_undetectable(false); |
| 898 | obj->set_needs_access_check(false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 899 | if (!signature.IsEmpty()) |
| 900 | obj->set_signature(*Utils::OpenHandle(*signature)); |
| 901 | return Utils::ToLocal(obj); |
| 902 | } |
| 903 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 904 | Local<FunctionTemplate> FunctionTemplate::New( |
| 905 | Isolate* isolate, |
| 906 | FunctionCallback callback, |
| 907 | v8::Handle<Value> data, |
| 908 | v8::Handle<Signature> signature, |
| 909 | int length) { |
| 910 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 911 | LOG_API(i_isolate, "FunctionTemplate::New"); |
| 912 | ENTER_V8(i_isolate); |
| 913 | return FunctionTemplateNew( |
| 914 | i_isolate, callback, data, signature, length, false); |
| 915 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 916 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 917 | |
| 918 | Local<Signature> Signature::New(Isolate* isolate, |
| 919 | Handle<FunctionTemplate> receiver, int argc, |
| 920 | Handle<FunctionTemplate> argv[]) { |
| 921 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 922 | LOG_API(i_isolate, "Signature::New"); |
| 923 | ENTER_V8(i_isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 924 | i::Handle<i::Struct> struct_obj = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 925 | i_isolate->factory()->NewStruct(i::SIGNATURE_INFO_TYPE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 926 | i::Handle<i::SignatureInfo> obj = |
| 927 | i::Handle<i::SignatureInfo>::cast(struct_obj); |
| 928 | if (!receiver.IsEmpty()) obj->set_receiver(*Utils::OpenHandle(*receiver)); |
| 929 | if (argc > 0) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 930 | i::Handle<i::FixedArray> args = i_isolate->factory()->NewFixedArray(argc); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 931 | for (int i = 0; i < argc; i++) { |
| 932 | if (!argv[i].IsEmpty()) |
| 933 | args->set(i, *Utils::OpenHandle(*argv[i])); |
| 934 | } |
| 935 | obj->set_args(*args); |
| 936 | } |
| 937 | return Utils::ToLocal(obj); |
| 938 | } |
| 939 | |
| 940 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 941 | Local<AccessorSignature> AccessorSignature::New( |
| 942 | Isolate* isolate, |
| 943 | Handle<FunctionTemplate> receiver) { |
| 944 | return Utils::AccessorSignatureToLocal(Utils::OpenHandle(*receiver)); |
| 945 | } |
| 946 | |
| 947 | |
| 948 | template<typename Operation> |
| 949 | static Local<Operation> NewDescriptor( |
| 950 | Isolate* isolate, |
| 951 | const i::DeclaredAccessorDescriptorData& data, |
| 952 | Data* previous_descriptor) { |
| 953 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 954 | i::Handle<i::DeclaredAccessorDescriptor> previous = |
| 955 | i::Handle<i::DeclaredAccessorDescriptor>(); |
| 956 | if (previous_descriptor != NULL) { |
| 957 | previous = Utils::OpenHandle( |
| 958 | static_cast<DeclaredAccessorDescriptor*>(previous_descriptor)); |
| 959 | } |
| 960 | i::Handle<i::DeclaredAccessorDescriptor> descriptor = |
| 961 | i::DeclaredAccessorDescriptor::Create(internal_isolate, data, previous); |
| 962 | return Utils::Convert<i::DeclaredAccessorDescriptor, Operation>(descriptor); |
| 963 | } |
| 964 | |
| 965 | |
| 966 | Local<RawOperationDescriptor> |
| 967 | ObjectOperationDescriptor::NewInternalFieldDereference( |
| 968 | Isolate* isolate, |
| 969 | int internal_field) { |
| 970 | i::DeclaredAccessorDescriptorData data; |
| 971 | data.type = i::kDescriptorObjectDereference; |
| 972 | data.object_dereference_descriptor.internal_field = internal_field; |
| 973 | return NewDescriptor<RawOperationDescriptor>(isolate, data, NULL); |
| 974 | } |
| 975 | |
| 976 | |
| 977 | Local<RawOperationDescriptor> RawOperationDescriptor::NewRawShift( |
| 978 | Isolate* isolate, |
| 979 | int16_t byte_offset) { |
| 980 | i::DeclaredAccessorDescriptorData data; |
| 981 | data.type = i::kDescriptorPointerShift; |
| 982 | data.pointer_shift_descriptor.byte_offset = byte_offset; |
| 983 | return NewDescriptor<RawOperationDescriptor>(isolate, data, this); |
| 984 | } |
| 985 | |
| 986 | |
| 987 | Local<DeclaredAccessorDescriptor> RawOperationDescriptor::NewHandleDereference( |
| 988 | Isolate* isolate) { |
| 989 | i::DeclaredAccessorDescriptorData data; |
| 990 | data.type = i::kDescriptorReturnObject; |
| 991 | return NewDescriptor<DeclaredAccessorDescriptor>(isolate, data, this); |
| 992 | } |
| 993 | |
| 994 | |
| 995 | Local<RawOperationDescriptor> RawOperationDescriptor::NewRawDereference( |
| 996 | Isolate* isolate) { |
| 997 | i::DeclaredAccessorDescriptorData data; |
| 998 | data.type = i::kDescriptorPointerDereference; |
| 999 | return NewDescriptor<RawOperationDescriptor>(isolate, data, this); |
| 1000 | } |
| 1001 | |
| 1002 | |
| 1003 | Local<DeclaredAccessorDescriptor> RawOperationDescriptor::NewPointerCompare( |
| 1004 | Isolate* isolate, |
| 1005 | void* compare_value) { |
| 1006 | i::DeclaredAccessorDescriptorData data; |
| 1007 | data.type = i::kDescriptorPointerCompare; |
| 1008 | data.pointer_compare_descriptor.compare_value = compare_value; |
| 1009 | return NewDescriptor<DeclaredAccessorDescriptor>(isolate, data, this); |
| 1010 | } |
| 1011 | |
| 1012 | |
| 1013 | Local<DeclaredAccessorDescriptor> RawOperationDescriptor::NewPrimitiveValue( |
| 1014 | Isolate* isolate, |
| 1015 | DeclaredAccessorDescriptorDataType data_type, |
| 1016 | uint8_t bool_offset) { |
| 1017 | i::DeclaredAccessorDescriptorData data; |
| 1018 | data.type = i::kDescriptorPrimitiveValue; |
| 1019 | data.primitive_value_descriptor.data_type = data_type; |
| 1020 | data.primitive_value_descriptor.bool_offset = bool_offset; |
| 1021 | return NewDescriptor<DeclaredAccessorDescriptor>(isolate, data, this); |
| 1022 | } |
| 1023 | |
| 1024 | |
| 1025 | template<typename T> |
| 1026 | static Local<DeclaredAccessorDescriptor> NewBitmaskCompare( |
| 1027 | Isolate* isolate, |
| 1028 | T bitmask, |
| 1029 | T compare_value, |
| 1030 | RawOperationDescriptor* operation) { |
| 1031 | i::DeclaredAccessorDescriptorData data; |
| 1032 | data.type = i::kDescriptorBitmaskCompare; |
| 1033 | data.bitmask_compare_descriptor.bitmask = bitmask; |
| 1034 | data.bitmask_compare_descriptor.compare_value = compare_value; |
| 1035 | data.bitmask_compare_descriptor.size = sizeof(T); |
| 1036 | return NewDescriptor<DeclaredAccessorDescriptor>(isolate, data, operation); |
| 1037 | } |
| 1038 | |
| 1039 | |
| 1040 | Local<DeclaredAccessorDescriptor> RawOperationDescriptor::NewBitmaskCompare8( |
| 1041 | Isolate* isolate, |
| 1042 | uint8_t bitmask, |
| 1043 | uint8_t compare_value) { |
| 1044 | return NewBitmaskCompare(isolate, bitmask, compare_value, this); |
| 1045 | } |
| 1046 | |
| 1047 | |
| 1048 | Local<DeclaredAccessorDescriptor> RawOperationDescriptor::NewBitmaskCompare16( |
| 1049 | Isolate* isolate, |
| 1050 | uint16_t bitmask, |
| 1051 | uint16_t compare_value) { |
| 1052 | return NewBitmaskCompare(isolate, bitmask, compare_value, this); |
| 1053 | } |
| 1054 | |
| 1055 | |
| 1056 | Local<DeclaredAccessorDescriptor> RawOperationDescriptor::NewBitmaskCompare32( |
| 1057 | Isolate* isolate, |
| 1058 | uint32_t bitmask, |
| 1059 | uint32_t compare_value) { |
| 1060 | return NewBitmaskCompare(isolate, bitmask, compare_value, this); |
| 1061 | } |
| 1062 | |
| 1063 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1064 | Local<TypeSwitch> TypeSwitch::New(Handle<FunctionTemplate> type) { |
| 1065 | Handle<FunctionTemplate> types[1] = { type }; |
| 1066 | return TypeSwitch::New(1, types); |
| 1067 | } |
| 1068 | |
| 1069 | |
| 1070 | Local<TypeSwitch> TypeSwitch::New(int argc, Handle<FunctionTemplate> types[]) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1071 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1072 | LOG_API(isolate, "TypeSwitch::New"); |
| 1073 | ENTER_V8(isolate); |
| 1074 | i::Handle<i::FixedArray> vector = isolate->factory()->NewFixedArray(argc); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1075 | for (int i = 0; i < argc; i++) |
| 1076 | vector->set(i, *Utils::OpenHandle(*types[i])); |
| 1077 | i::Handle<i::Struct> struct_obj = |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1078 | isolate->factory()->NewStruct(i::TYPE_SWITCH_INFO_TYPE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1079 | i::Handle<i::TypeSwitchInfo> obj = |
| 1080 | i::Handle<i::TypeSwitchInfo>::cast(struct_obj); |
| 1081 | obj->set_types(*vector); |
| 1082 | return Utils::ToLocal(obj); |
| 1083 | } |
| 1084 | |
| 1085 | |
| 1086 | int TypeSwitch::match(v8::Handle<Value> value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1087 | i::Isolate* isolate = i::Isolate::Current(); |
| 1088 | LOG_API(isolate, "TypeSwitch::match"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1089 | USE(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1090 | i::Handle<i::Object> obj = Utils::OpenHandle(*value); |
| 1091 | i::Handle<i::TypeSwitchInfo> info = Utils::OpenHandle(this); |
| 1092 | i::FixedArray* types = i::FixedArray::cast(info->types()); |
| 1093 | for (int i = 0; i < types->length(); i++) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1094 | if (i::FunctionTemplateInfo::cast(types->get(i))->IsTemplateFor(*obj)) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1095 | return i + 1; |
| 1096 | } |
| 1097 | return 0; |
| 1098 | } |
| 1099 | |
| 1100 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1101 | #define SET_FIELD_WRAPPED(obj, setter, cdata) do { \ |
| 1102 | i::Handle<i::Object> foreign = FromCData(obj->GetIsolate(), cdata); \ |
| 1103 | (obj)->setter(*foreign); \ |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 1104 | } while (false) |
| 1105 | |
| 1106 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1107 | void FunctionTemplate::SetCallHandler(FunctionCallback callback, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1108 | v8::Handle<Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1109 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1110 | ENTER_V8(isolate); |
| 1111 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1112 | i::Handle<i::Struct> struct_obj = |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1113 | isolate->factory()->NewStruct(i::CALL_HANDLER_INFO_TYPE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1114 | i::Handle<i::CallHandlerInfo> obj = |
| 1115 | i::Handle<i::CallHandlerInfo>::cast(struct_obj); |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 1116 | SET_FIELD_WRAPPED(obj, set_callback, callback); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1117 | if (data.IsEmpty()) { |
| 1118 | data = v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
| 1119 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1120 | obj->set_data(*Utils::OpenHandle(*data)); |
| 1121 | Utils::OpenHandle(this)->set_call_code(*obj); |
| 1122 | } |
| 1123 | |
| 1124 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1125 | static i::Handle<i::AccessorInfo> SetAccessorInfoProperties( |
| 1126 | i::Handle<i::AccessorInfo> obj, |
| 1127 | v8::Handle<Name> name, |
| 1128 | v8::AccessControl settings, |
| 1129 | v8::PropertyAttribute attributes, |
| 1130 | v8::Handle<AccessorSignature> signature) { |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 1131 | obj->set_name(*Utils::OpenHandle(*name)); |
| 1132 | if (settings & ALL_CAN_READ) obj->set_all_can_read(true); |
| 1133 | if (settings & ALL_CAN_WRITE) obj->set_all_can_write(true); |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 1134 | obj->set_property_attributes(static_cast<PropertyAttributes>(attributes)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1135 | if (!signature.IsEmpty()) { |
| 1136 | obj->set_expected_receiver_type(*Utils::OpenHandle(*signature)); |
| 1137 | } |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 1138 | return obj; |
| 1139 | } |
| 1140 | |
| 1141 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1142 | template<typename Getter, typename Setter> |
| 1143 | static i::Handle<i::AccessorInfo> MakeAccessorInfo( |
| 1144 | v8::Handle<Name> name, |
| 1145 | Getter getter, |
| 1146 | Setter setter, |
| 1147 | v8::Handle<Value> data, |
| 1148 | v8::AccessControl settings, |
| 1149 | v8::PropertyAttribute attributes, |
| 1150 | v8::Handle<AccessorSignature> signature) { |
| 1151 | i::Isolate* isolate = Utils::OpenHandle(*name)->GetIsolate(); |
| 1152 | i::Handle<i::ExecutableAccessorInfo> obj = |
| 1153 | isolate->factory()->NewExecutableAccessorInfo(); |
| 1154 | SET_FIELD_WRAPPED(obj, set_getter, getter); |
| 1155 | SET_FIELD_WRAPPED(obj, set_setter, setter); |
| 1156 | if (data.IsEmpty()) { |
| 1157 | data = v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1158 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1159 | obj->set_data(*Utils::OpenHandle(*data)); |
| 1160 | return SetAccessorInfoProperties(obj, name, settings, attributes, signature); |
| 1161 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1162 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1163 | |
| 1164 | static i::Handle<i::AccessorInfo> MakeAccessorInfo( |
| 1165 | v8::Handle<Name> name, |
| 1166 | v8::Handle<v8::DeclaredAccessorDescriptor> descriptor, |
| 1167 | void* setter_ignored, |
| 1168 | void* data_ignored, |
| 1169 | v8::AccessControl settings, |
| 1170 | v8::PropertyAttribute attributes, |
| 1171 | v8::Handle<AccessorSignature> signature) { |
| 1172 | i::Isolate* isolate = Utils::OpenHandle(*name)->GetIsolate(); |
| 1173 | if (descriptor.IsEmpty()) return i::Handle<i::DeclaredAccessorInfo>(); |
| 1174 | i::Handle<i::DeclaredAccessorInfo> obj = |
| 1175 | isolate->factory()->NewDeclaredAccessorInfo(); |
| 1176 | obj->set_descriptor(*Utils::OpenHandle(*descriptor)); |
| 1177 | return SetAccessorInfoProperties(obj, name, settings, attributes, signature); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1178 | } |
| 1179 | |
| 1180 | |
| 1181 | Local<ObjectTemplate> FunctionTemplate::InstanceTemplate() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1182 | i::Handle<i::FunctionTemplateInfo> handle = Utils::OpenHandle(this, true); |
| 1183 | if (!Utils::ApiCheck(!handle.is_null(), |
| 1184 | "v8::FunctionTemplate::InstanceTemplate()", |
| 1185 | "Reading from empty handle")) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1186 | return Local<ObjectTemplate>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1187 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1188 | i::Isolate* isolate = handle->GetIsolate(); |
| 1189 | ENTER_V8(isolate); |
| 1190 | if (handle->instance_template()->IsUndefined()) { |
| 1191 | Local<ObjectTemplate> templ = |
| 1192 | ObjectTemplate::New(isolate, ToApiHandle<FunctionTemplate>(handle)); |
| 1193 | handle->set_instance_template(*Utils::OpenHandle(*templ)); |
| 1194 | } |
| 1195 | i::Handle<i::ObjectTemplateInfo> result( |
| 1196 | i::ObjectTemplateInfo::cast(handle->instance_template())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1197 | return Utils::ToLocal(result); |
| 1198 | } |
| 1199 | |
| 1200 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1201 | void FunctionTemplate::SetLength(int length) { |
| 1202 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 1203 | ENTER_V8(isolate); |
| 1204 | Utils::OpenHandle(this)->set_length(length); |
| 1205 | } |
| 1206 | |
| 1207 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1208 | void FunctionTemplate::SetClassName(Handle<String> name) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1209 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1210 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1211 | Utils::OpenHandle(this)->set_class_name(*Utils::OpenHandle(*name)); |
| 1212 | } |
| 1213 | |
| 1214 | |
| 1215 | void FunctionTemplate::SetHiddenPrototype(bool value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1216 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1217 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1218 | Utils::OpenHandle(this)->set_hidden_prototype(value); |
| 1219 | } |
| 1220 | |
| 1221 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1222 | void FunctionTemplate::ReadOnlyPrototype() { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1223 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1224 | ENTER_V8(isolate); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1225 | Utils::OpenHandle(this)->set_read_only_prototype(true); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1226 | } |
| 1227 | |
| 1228 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1229 | void FunctionTemplate::RemovePrototype() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1230 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1231 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1232 | Utils::OpenHandle(this)->set_remove_prototype(true); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1233 | } |
| 1234 | |
| 1235 | |
| 1236 | // --- O b j e c t T e m p l a t e --- |
| 1237 | |
| 1238 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1239 | Local<ObjectTemplate> ObjectTemplate::New(Isolate* isolate) { |
| 1240 | return New(reinterpret_cast<i::Isolate*>(isolate), Local<FunctionTemplate>()); |
| 1241 | } |
| 1242 | |
| 1243 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1244 | Local<ObjectTemplate> ObjectTemplate::New() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1245 | return New(i::Isolate::Current(), Local<FunctionTemplate>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1246 | } |
| 1247 | |
| 1248 | |
| 1249 | Local<ObjectTemplate> ObjectTemplate::New( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1250 | i::Isolate* isolate, |
| 1251 | v8::Handle<FunctionTemplate> constructor) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1252 | LOG_API(isolate, "ObjectTemplate::New"); |
| 1253 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1254 | i::Handle<i::Struct> struct_obj = |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1255 | isolate->factory()->NewStruct(i::OBJECT_TEMPLATE_INFO_TYPE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1256 | i::Handle<i::ObjectTemplateInfo> obj = |
| 1257 | i::Handle<i::ObjectTemplateInfo>::cast(struct_obj); |
| 1258 | InitializeTemplate(obj, Consts::OBJECT_TEMPLATE); |
| 1259 | if (!constructor.IsEmpty()) |
| 1260 | obj->set_constructor(*Utils::OpenHandle(*constructor)); |
| 1261 | obj->set_internal_field_count(i::Smi::FromInt(0)); |
| 1262 | return Utils::ToLocal(obj); |
| 1263 | } |
| 1264 | |
| 1265 | |
| 1266 | // Ensure that the object template has a constructor. If no |
| 1267 | // constructor is available we create one. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1268 | static i::Handle<i::FunctionTemplateInfo> EnsureConstructor( |
| 1269 | i::Isolate* isolate, |
| 1270 | ObjectTemplate* object_template) { |
| 1271 | i::Object* obj = Utils::OpenHandle(object_template)->constructor(); |
| 1272 | if (!obj ->IsUndefined()) { |
| 1273 | i::FunctionTemplateInfo* info = i::FunctionTemplateInfo::cast(obj); |
| 1274 | return i::Handle<i::FunctionTemplateInfo>(info, isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1275 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1276 | Local<FunctionTemplate> templ = |
| 1277 | FunctionTemplate::New(reinterpret_cast<Isolate*>(isolate)); |
| 1278 | i::Handle<i::FunctionTemplateInfo> constructor = Utils::OpenHandle(*templ); |
| 1279 | constructor->set_instance_template(*Utils::OpenHandle(object_template)); |
| 1280 | Utils::OpenHandle(object_template)->set_constructor(*constructor); |
| 1281 | return constructor; |
| 1282 | } |
| 1283 | |
| 1284 | |
| 1285 | static inline void AddPropertyToTemplate( |
| 1286 | i::Handle<i::TemplateInfo> info, |
| 1287 | i::Handle<i::AccessorInfo> obj) { |
| 1288 | i::Isolate* isolate = info->GetIsolate(); |
| 1289 | i::Handle<i::Object> list(info->property_accessors(), isolate); |
| 1290 | if (list->IsUndefined()) { |
| 1291 | list = NeanderArray(isolate).value(); |
| 1292 | info->set_property_accessors(*list); |
| 1293 | } |
| 1294 | NeanderArray array(list); |
| 1295 | array.add(obj); |
| 1296 | } |
| 1297 | |
| 1298 | |
| 1299 | static inline i::Handle<i::TemplateInfo> GetTemplateInfo( |
| 1300 | i::Isolate* isolate, |
| 1301 | Template* template_obj) { |
| 1302 | return Utils::OpenHandle(template_obj); |
| 1303 | } |
| 1304 | |
| 1305 | |
| 1306 | // TODO(dcarney): remove this with ObjectTemplate::SetAccessor |
| 1307 | static inline i::Handle<i::TemplateInfo> GetTemplateInfo( |
| 1308 | i::Isolate* isolate, |
| 1309 | ObjectTemplate* object_template) { |
| 1310 | EnsureConstructor(isolate, object_template); |
| 1311 | return Utils::OpenHandle(object_template); |
| 1312 | } |
| 1313 | |
| 1314 | |
| 1315 | template<typename Getter, typename Setter, typename Data, typename Template> |
| 1316 | static bool TemplateSetAccessor( |
| 1317 | Template* template_obj, |
| 1318 | v8::Local<Name> name, |
| 1319 | Getter getter, |
| 1320 | Setter setter, |
| 1321 | Data data, |
| 1322 | AccessControl settings, |
| 1323 | PropertyAttribute attribute, |
| 1324 | v8::Local<AccessorSignature> signature) { |
| 1325 | i::Isolate* isolate = Utils::OpenHandle(template_obj)->GetIsolate(); |
| 1326 | ENTER_V8(isolate); |
| 1327 | i::HandleScope scope(isolate); |
| 1328 | i::Handle<i::AccessorInfo> obj = MakeAccessorInfo( |
| 1329 | name, getter, setter, data, settings, attribute, signature); |
| 1330 | if (obj.is_null()) return false; |
| 1331 | i::Handle<i::TemplateInfo> info = GetTemplateInfo(isolate, template_obj); |
| 1332 | AddPropertyToTemplate(info, obj); |
| 1333 | return true; |
| 1334 | } |
| 1335 | |
| 1336 | |
| 1337 | bool Template::SetDeclaredAccessor( |
| 1338 | Local<Name> name, |
| 1339 | Local<DeclaredAccessorDescriptor> descriptor, |
| 1340 | PropertyAttribute attribute, |
| 1341 | Local<AccessorSignature> signature, |
| 1342 | AccessControl settings) { |
| 1343 | void* null = NULL; |
| 1344 | return TemplateSetAccessor( |
| 1345 | this, name, descriptor, null, null, settings, attribute, signature); |
| 1346 | } |
| 1347 | |
| 1348 | |
| 1349 | void Template::SetNativeDataProperty(v8::Local<String> name, |
| 1350 | AccessorGetterCallback getter, |
| 1351 | AccessorSetterCallback setter, |
| 1352 | v8::Handle<Value> data, |
| 1353 | PropertyAttribute attribute, |
| 1354 | v8::Local<AccessorSignature> signature, |
| 1355 | AccessControl settings) { |
| 1356 | TemplateSetAccessor( |
| 1357 | this, name, getter, setter, data, settings, attribute, signature); |
| 1358 | } |
| 1359 | |
| 1360 | |
| 1361 | void Template::SetNativeDataProperty(v8::Local<Name> name, |
| 1362 | AccessorNameGetterCallback getter, |
| 1363 | AccessorNameSetterCallback setter, |
| 1364 | v8::Handle<Value> data, |
| 1365 | PropertyAttribute attribute, |
| 1366 | v8::Local<AccessorSignature> signature, |
| 1367 | AccessControl settings) { |
| 1368 | TemplateSetAccessor( |
| 1369 | this, name, getter, setter, data, settings, attribute, signature); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1370 | } |
| 1371 | |
| 1372 | |
| 1373 | void ObjectTemplate::SetAccessor(v8::Handle<String> name, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1374 | AccessorGetterCallback getter, |
| 1375 | AccessorSetterCallback setter, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1376 | v8::Handle<Value> data, |
| 1377 | AccessControl settings, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1378 | PropertyAttribute attribute, |
| 1379 | v8::Handle<AccessorSignature> signature) { |
| 1380 | TemplateSetAccessor( |
| 1381 | this, name, getter, setter, data, settings, attribute, signature); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1382 | } |
| 1383 | |
| 1384 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1385 | void ObjectTemplate::SetAccessor(v8::Handle<Name> name, |
| 1386 | AccessorNameGetterCallback getter, |
| 1387 | AccessorNameSetterCallback setter, |
| 1388 | v8::Handle<Value> data, |
| 1389 | AccessControl settings, |
| 1390 | PropertyAttribute attribute, |
| 1391 | v8::Handle<AccessorSignature> signature) { |
| 1392 | TemplateSetAccessor( |
| 1393 | this, name, getter, setter, data, settings, attribute, signature); |
| 1394 | } |
| 1395 | |
| 1396 | |
| 1397 | void ObjectTemplate::SetNamedPropertyHandler( |
| 1398 | NamedPropertyGetterCallback getter, |
| 1399 | NamedPropertySetterCallback setter, |
| 1400 | NamedPropertyQueryCallback query, |
| 1401 | NamedPropertyDeleterCallback remover, |
| 1402 | NamedPropertyEnumeratorCallback enumerator, |
| 1403 | Handle<Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1404 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1405 | ENTER_V8(isolate); |
| 1406 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1407 | EnsureConstructor(isolate, this); |
| 1408 | i::FunctionTemplateInfo* constructor = i::FunctionTemplateInfo::cast( |
| 1409 | Utils::OpenHandle(this)->constructor()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1410 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1411 | i::Handle<i::Struct> struct_obj = |
| 1412 | isolate->factory()->NewStruct(i::INTERCEPTOR_INFO_TYPE); |
| 1413 | i::Handle<i::InterceptorInfo> obj = |
| 1414 | i::Handle<i::InterceptorInfo>::cast(struct_obj); |
| 1415 | |
| 1416 | if (getter != 0) SET_FIELD_WRAPPED(obj, set_getter, getter); |
| 1417 | if (setter != 0) SET_FIELD_WRAPPED(obj, set_setter, setter); |
| 1418 | if (query != 0) SET_FIELD_WRAPPED(obj, set_query, query); |
| 1419 | if (remover != 0) SET_FIELD_WRAPPED(obj, set_deleter, remover); |
| 1420 | if (enumerator != 0) SET_FIELD_WRAPPED(obj, set_enumerator, enumerator); |
| 1421 | |
| 1422 | if (data.IsEmpty()) { |
| 1423 | data = v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
| 1424 | } |
| 1425 | obj->set_data(*Utils::OpenHandle(*data)); |
| 1426 | cons->set_named_property_handler(*obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1427 | } |
| 1428 | |
| 1429 | |
| 1430 | void ObjectTemplate::MarkAsUndetectable() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1431 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1432 | ENTER_V8(isolate); |
| 1433 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1434 | EnsureConstructor(isolate, this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1435 | i::FunctionTemplateInfo* constructor = |
| 1436 | i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| 1437 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| 1438 | cons->set_undetectable(true); |
| 1439 | } |
| 1440 | |
| 1441 | |
| 1442 | void ObjectTemplate::SetAccessCheckCallbacks( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1443 | NamedSecurityCallback named_callback, |
| 1444 | IndexedSecurityCallback indexed_callback, |
| 1445 | Handle<Value> data, |
| 1446 | bool turned_on_by_default) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1447 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1448 | ENTER_V8(isolate); |
| 1449 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1450 | EnsureConstructor(isolate, this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1451 | |
| 1452 | i::Handle<i::Struct> struct_info = |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1453 | isolate->factory()->NewStruct(i::ACCESS_CHECK_INFO_TYPE); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1454 | i::Handle<i::AccessCheckInfo> info = |
| 1455 | i::Handle<i::AccessCheckInfo>::cast(struct_info); |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 1456 | |
| 1457 | SET_FIELD_WRAPPED(info, set_named_callback, named_callback); |
| 1458 | SET_FIELD_WRAPPED(info, set_indexed_callback, indexed_callback); |
| 1459 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1460 | if (data.IsEmpty()) { |
| 1461 | data = v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
| 1462 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1463 | info->set_data(*Utils::OpenHandle(*data)); |
| 1464 | |
| 1465 | i::FunctionTemplateInfo* constructor = |
| 1466 | i::FunctionTemplateInfo::cast(Utils::OpenHandle(this)->constructor()); |
| 1467 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
| 1468 | cons->set_access_check_info(*info); |
| 1469 | cons->set_needs_access_check(turned_on_by_default); |
| 1470 | } |
| 1471 | |
| 1472 | |
| 1473 | void ObjectTemplate::SetIndexedPropertyHandler( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1474 | IndexedPropertyGetterCallback getter, |
| 1475 | IndexedPropertySetterCallback setter, |
| 1476 | IndexedPropertyQueryCallback query, |
| 1477 | IndexedPropertyDeleterCallback remover, |
| 1478 | IndexedPropertyEnumeratorCallback enumerator, |
| 1479 | Handle<Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1480 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1481 | ENTER_V8(isolate); |
| 1482 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1483 | EnsureConstructor(isolate, this); |
| 1484 | i::FunctionTemplateInfo* constructor = i::FunctionTemplateInfo::cast( |
| 1485 | Utils::OpenHandle(this)->constructor()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1486 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1487 | i::Handle<i::Struct> struct_obj = |
| 1488 | isolate->factory()->NewStruct(i::INTERCEPTOR_INFO_TYPE); |
| 1489 | i::Handle<i::InterceptorInfo> obj = |
| 1490 | i::Handle<i::InterceptorInfo>::cast(struct_obj); |
| 1491 | |
| 1492 | if (getter != 0) SET_FIELD_WRAPPED(obj, set_getter, getter); |
| 1493 | if (setter != 0) SET_FIELD_WRAPPED(obj, set_setter, setter); |
| 1494 | if (query != 0) SET_FIELD_WRAPPED(obj, set_query, query); |
| 1495 | if (remover != 0) SET_FIELD_WRAPPED(obj, set_deleter, remover); |
| 1496 | if (enumerator != 0) SET_FIELD_WRAPPED(obj, set_enumerator, enumerator); |
| 1497 | |
| 1498 | if (data.IsEmpty()) { |
| 1499 | data = v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
| 1500 | } |
| 1501 | obj->set_data(*Utils::OpenHandle(*data)); |
| 1502 | cons->set_indexed_property_handler(*obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1503 | } |
| 1504 | |
| 1505 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1506 | void ObjectTemplate::SetCallAsFunctionHandler(FunctionCallback callback, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1507 | Handle<Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1508 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1509 | ENTER_V8(isolate); |
| 1510 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1511 | EnsureConstructor(isolate, this); |
| 1512 | i::FunctionTemplateInfo* constructor = i::FunctionTemplateInfo::cast( |
| 1513 | Utils::OpenHandle(this)->constructor()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1514 | i::Handle<i::FunctionTemplateInfo> cons(constructor); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1515 | i::Handle<i::Struct> struct_obj = |
| 1516 | isolate->factory()->NewStruct(i::CALL_HANDLER_INFO_TYPE); |
| 1517 | i::Handle<i::CallHandlerInfo> obj = |
| 1518 | i::Handle<i::CallHandlerInfo>::cast(struct_obj); |
| 1519 | SET_FIELD_WRAPPED(obj, set_callback, callback); |
| 1520 | if (data.IsEmpty()) { |
| 1521 | data = v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
| 1522 | } |
| 1523 | obj->set_data(*Utils::OpenHandle(*data)); |
| 1524 | cons->set_instance_call_handler(*obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1525 | } |
| 1526 | |
| 1527 | |
| 1528 | int ObjectTemplate::InternalFieldCount() { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1529 | return i::Smi::cast(Utils::OpenHandle(this)->internal_field_count())->value(); |
| 1530 | } |
| 1531 | |
| 1532 | |
| 1533 | void ObjectTemplate::SetInternalFieldCount(int value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1534 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1535 | if (!Utils::ApiCheck(i::Smi::IsValid(value), |
| 1536 | "v8::ObjectTemplate::SetInternalFieldCount()", |
| 1537 | "Invalid internal field count")) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1538 | return; |
| 1539 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1540 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1541 | if (value > 0) { |
| 1542 | // The internal field count is set by the constructor function's |
| 1543 | // construct code, so we ensure that there is a constructor |
| 1544 | // function to do the setting. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1545 | EnsureConstructor(isolate, this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1546 | } |
| 1547 | Utils::OpenHandle(this)->set_internal_field_count(i::Smi::FromInt(value)); |
| 1548 | } |
| 1549 | |
| 1550 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1551 | // --- S c r i p t s --- |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1552 | |
| 1553 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1554 | // Internally, UnboundScript is a SharedFunctionInfo, and Script is a |
| 1555 | // JSFunction. |
| 1556 | |
| 1557 | ScriptCompiler::CachedData::CachedData(const uint8_t* data_, int length_, |
| 1558 | BufferPolicy buffer_policy_) |
| 1559 | : data(data_), length(length_), buffer_policy(buffer_policy_) {} |
| 1560 | |
| 1561 | |
| 1562 | ScriptCompiler::CachedData::~CachedData() { |
| 1563 | if (buffer_policy == BufferOwned) { |
| 1564 | delete[] data; |
| 1565 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1566 | } |
| 1567 | |
| 1568 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1569 | ScriptCompiler::StreamedSource::StreamedSource(ExternalSourceStream* stream, |
| 1570 | Encoding encoding) |
| 1571 | : impl_(new i::StreamedSource(stream, encoding)) {} |
| 1572 | |
| 1573 | |
| 1574 | ScriptCompiler::StreamedSource::~StreamedSource() { delete impl_; } |
| 1575 | |
| 1576 | |
| 1577 | const ScriptCompiler::CachedData* |
| 1578 | ScriptCompiler::StreamedSource::GetCachedData() const { |
| 1579 | return impl_->cached_data.get(); |
| 1580 | } |
| 1581 | |
| 1582 | |
| 1583 | Local<Script> UnboundScript::BindToCurrentContext() { |
| 1584 | i::Handle<i::HeapObject> obj = |
| 1585 | i::Handle<i::HeapObject>::cast(Utils::OpenHandle(this)); |
| 1586 | i::Handle<i::SharedFunctionInfo> |
| 1587 | function_info(i::SharedFunctionInfo::cast(*obj), obj->GetIsolate()); |
| 1588 | i::Handle<i::JSFunction> function = |
| 1589 | obj->GetIsolate()->factory()->NewFunctionFromSharedFunctionInfo( |
| 1590 | function_info, obj->GetIsolate()->global_context()); |
| 1591 | return ToApiHandle<Script>(function); |
| 1592 | } |
| 1593 | |
| 1594 | |
| 1595 | int UnboundScript::GetId() { |
| 1596 | i::Handle<i::HeapObject> obj = |
| 1597 | i::Handle<i::HeapObject>::cast(Utils::OpenHandle(this)); |
| 1598 | i::Isolate* isolate = obj->GetIsolate(); |
| 1599 | ON_BAILOUT(isolate, "v8::UnboundScript::GetId()", return -1); |
| 1600 | LOG_API(isolate, "v8::UnboundScript::GetId"); |
| 1601 | { |
| 1602 | i::HandleScope scope(isolate); |
| 1603 | i::Handle<i::SharedFunctionInfo> function_info( |
| 1604 | i::SharedFunctionInfo::cast(*obj)); |
| 1605 | i::Handle<i::Script> script(i::Script::cast(function_info->script())); |
| 1606 | return script->id()->value(); |
| 1607 | } |
| 1608 | } |
| 1609 | |
| 1610 | |
| 1611 | int UnboundScript::GetLineNumber(int code_pos) { |
| 1612 | i::Handle<i::SharedFunctionInfo> obj = |
| 1613 | i::Handle<i::SharedFunctionInfo>::cast(Utils::OpenHandle(this)); |
| 1614 | i::Isolate* isolate = obj->GetIsolate(); |
| 1615 | ON_BAILOUT(isolate, "v8::UnboundScript::GetLineNumber()", return -1); |
| 1616 | LOG_API(isolate, "UnboundScript::GetLineNumber"); |
| 1617 | if (obj->script()->IsScript()) { |
| 1618 | i::Handle<i::Script> script(i::Script::cast(obj->script())); |
| 1619 | return i::Script::GetLineNumber(script, code_pos); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1620 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1621 | return -1; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1622 | } |
Ben Murdoch | 7f4d5bd | 2010-06-15 11:15:29 +0100 | [diff] [blame] | 1623 | } |
| 1624 | |
| 1625 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1626 | Handle<Value> UnboundScript::GetScriptName() { |
| 1627 | i::Handle<i::SharedFunctionInfo> obj = |
| 1628 | i::Handle<i::SharedFunctionInfo>::cast(Utils::OpenHandle(this)); |
| 1629 | i::Isolate* isolate = obj->GetIsolate(); |
| 1630 | ON_BAILOUT(isolate, "v8::UnboundScript::GetName()", |
| 1631 | return Handle<String>()); |
| 1632 | LOG_API(isolate, "UnboundScript::GetName"); |
| 1633 | if (obj->script()->IsScript()) { |
| 1634 | i::Object* name = i::Script::cast(obj->script())->name(); |
| 1635 | return Utils::ToLocal(i::Handle<i::Object>(name, isolate)); |
| 1636 | } else { |
| 1637 | return Handle<String>(); |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 1638 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1639 | } |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 1640 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1641 | |
| 1642 | Handle<Value> UnboundScript::GetSourceURL() { |
| 1643 | i::Handle<i::SharedFunctionInfo> obj = |
| 1644 | i::Handle<i::SharedFunctionInfo>::cast(Utils::OpenHandle(this)); |
| 1645 | i::Isolate* isolate = obj->GetIsolate(); |
| 1646 | ON_BAILOUT(isolate, "v8::UnboundScript::GetSourceURL()", |
| 1647 | return Handle<String>()); |
| 1648 | LOG_API(isolate, "UnboundScript::GetSourceURL"); |
| 1649 | if (obj->script()->IsScript()) { |
| 1650 | i::Object* url = i::Script::cast(obj->script())->source_url(); |
| 1651 | return Utils::ToLocal(i::Handle<i::Object>(url, isolate)); |
| 1652 | } else { |
| 1653 | return Handle<String>(); |
Iain Merrick | 9ac36c9 | 2010-09-13 15:29:50 +0100 | [diff] [blame] | 1654 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1655 | } |
| 1656 | |
| 1657 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1658 | Handle<Value> UnboundScript::GetSourceMappingURL() { |
| 1659 | i::Handle<i::SharedFunctionInfo> obj = |
| 1660 | i::Handle<i::SharedFunctionInfo>::cast(Utils::OpenHandle(this)); |
| 1661 | i::Isolate* isolate = obj->GetIsolate(); |
| 1662 | ON_BAILOUT(isolate, "v8::UnboundScript::GetSourceMappingURL()", |
| 1663 | return Handle<String>()); |
| 1664 | LOG_API(isolate, "UnboundScript::GetSourceMappingURL"); |
| 1665 | if (obj->script()->IsScript()) { |
| 1666 | i::Object* url = i::Script::cast(obj->script())->source_mapping_url(); |
| 1667 | return Utils::ToLocal(i::Handle<i::Object>(url, isolate)); |
| 1668 | } else { |
| 1669 | return Handle<String>(); |
Ben Murdoch | 692be65 | 2012-01-10 18:47:50 +0000 | [diff] [blame] | 1670 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1671 | } |
| 1672 | |
| 1673 | |
| 1674 | Local<Value> Script::Run() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1675 | i::Handle<i::Object> obj = Utils::OpenHandle(this, true); |
| 1676 | // If execution is terminating, Compile(..)->Run() requires this |
| 1677 | // check. |
| 1678 | if (obj.is_null()) return Local<Value>(); |
| 1679 | i::Isolate* isolate = i::Handle<i::HeapObject>::cast(obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1680 | ON_BAILOUT(isolate, "v8::Script::Run()", return Local<Value>()); |
| 1681 | LOG_API(isolate, "Script::Run"); |
| 1682 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1683 | i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate); |
| 1684 | i::HandleScope scope(isolate); |
| 1685 | i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(obj); |
| 1686 | EXCEPTION_PREAMBLE(isolate); |
| 1687 | i::Handle<i::Object> receiver(isolate->global_proxy(), isolate); |
| 1688 | i::Handle<i::Object> result; |
| 1689 | has_pending_exception = !i::Execution::Call( |
| 1690 | isolate, fun, receiver, 0, NULL).ToHandle(&result); |
| 1691 | EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<Value>()); |
| 1692 | return Utils::ToLocal(scope.CloseAndEscape(result)); |
| 1693 | } |
| 1694 | |
| 1695 | |
| 1696 | Local<UnboundScript> Script::GetUnboundScript() { |
| 1697 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 1698 | return ToApiHandle<UnboundScript>( |
| 1699 | i::Handle<i::SharedFunctionInfo>(i::JSFunction::cast(*obj)->shared())); |
| 1700 | } |
| 1701 | |
| 1702 | |
| 1703 | Local<UnboundScript> ScriptCompiler::CompileUnbound( |
| 1704 | Isolate* v8_isolate, |
| 1705 | Source* source, |
| 1706 | CompileOptions options) { |
| 1707 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 1708 | ON_BAILOUT(isolate, "v8::ScriptCompiler::CompileUnbound()", |
| 1709 | return Local<UnboundScript>()); |
| 1710 | |
| 1711 | // Support the old API for a transition period: |
| 1712 | // - kProduceToCache -> kProduceParserCache |
| 1713 | // - kNoCompileOptions + cached_data != NULL -> kConsumeParserCache |
| 1714 | if (options == kProduceDataToCache) { |
| 1715 | options = kProduceParserCache; |
| 1716 | } else if (options == kNoCompileOptions && source->cached_data) { |
| 1717 | options = kConsumeParserCache; |
| 1718 | } |
| 1719 | |
| 1720 | i::ScriptData* script_data = NULL; |
| 1721 | if (options == kConsumeParserCache || options == kConsumeCodeCache) { |
| 1722 | DCHECK(source->cached_data); |
| 1723 | // ScriptData takes care of pointer-aligning the data. |
| 1724 | script_data = new i::ScriptData(source->cached_data->data, |
| 1725 | source->cached_data->length); |
| 1726 | } |
| 1727 | |
| 1728 | i::Handle<i::String> str = Utils::OpenHandle(*(source->source_string)); |
| 1729 | LOG_API(isolate, "ScriptCompiler::CompileUnbound"); |
| 1730 | ENTER_V8(isolate); |
| 1731 | i::SharedFunctionInfo* raw_result = NULL; |
| 1732 | { i::HandleScope scope(isolate); |
| 1733 | i::Handle<i::Object> name_obj; |
| 1734 | int line_offset = 0; |
| 1735 | int column_offset = 0; |
| 1736 | bool is_shared_cross_origin = false; |
| 1737 | if (!source->resource_name.IsEmpty()) { |
| 1738 | name_obj = Utils::OpenHandle(*(source->resource_name)); |
| 1739 | } |
| 1740 | if (!source->resource_line_offset.IsEmpty()) { |
| 1741 | line_offset = static_cast<int>(source->resource_line_offset->Value()); |
| 1742 | } |
| 1743 | if (!source->resource_column_offset.IsEmpty()) { |
| 1744 | column_offset = |
| 1745 | static_cast<int>(source->resource_column_offset->Value()); |
| 1746 | } |
| 1747 | if (!source->resource_is_shared_cross_origin.IsEmpty()) { |
| 1748 | v8::Isolate* v8_isolate = reinterpret_cast<v8::Isolate*>(isolate); |
| 1749 | is_shared_cross_origin = |
| 1750 | source->resource_is_shared_cross_origin == v8::True(v8_isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1751 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1752 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1753 | i::Handle<i::SharedFunctionInfo> result = i::Compiler::CompileScript( |
| 1754 | str, name_obj, line_offset, column_offset, is_shared_cross_origin, |
| 1755 | isolate->global_context(), NULL, &script_data, options, |
| 1756 | i::NOT_NATIVES_CODE); |
| 1757 | has_pending_exception = result.is_null(); |
| 1758 | if (has_pending_exception && script_data != NULL) { |
| 1759 | // This case won't happen during normal operation; we have compiled |
| 1760 | // successfully and produced cached data, and but the second compilation |
| 1761 | // of the same source code fails. |
| 1762 | delete script_data; |
| 1763 | script_data = NULL; |
| 1764 | } |
| 1765 | EXCEPTION_BAILOUT_CHECK(isolate, Local<UnboundScript>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1766 | raw_result = *result; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1767 | |
| 1768 | if ((options == kProduceParserCache || options == kProduceCodeCache) && |
| 1769 | script_data != NULL) { |
| 1770 | // script_data now contains the data that was generated. source will |
| 1771 | // take the ownership. |
| 1772 | source->cached_data = new CachedData( |
| 1773 | script_data->data(), script_data->length(), CachedData::BufferOwned); |
| 1774 | script_data->ReleaseDataOwnership(); |
| 1775 | } |
| 1776 | delete script_data; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1777 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1778 | i::Handle<i::SharedFunctionInfo> result(raw_result, isolate); |
| 1779 | return ToApiHandle<UnboundScript>(result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1780 | } |
| 1781 | |
| 1782 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1783 | Local<Script> ScriptCompiler::Compile( |
| 1784 | Isolate* v8_isolate, |
| 1785 | Source* source, |
| 1786 | CompileOptions options) { |
| 1787 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 1788 | ON_BAILOUT(isolate, "v8::ScriptCompiler::Compile()", return Local<Script>()); |
| 1789 | LOG_API(isolate, "ScriptCompiler::CompiletBound()"); |
| 1790 | ENTER_V8(isolate); |
| 1791 | Local<UnboundScript> generic = CompileUnbound(v8_isolate, source, options); |
| 1792 | if (generic.IsEmpty()) return Local<Script>(); |
| 1793 | return generic->BindToCurrentContext(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1794 | } |
| 1795 | |
| 1796 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1797 | ScriptCompiler::ScriptStreamingTask* ScriptCompiler::StartStreamingScript( |
| 1798 | Isolate* v8_isolate, StreamedSource* source, CompileOptions options) { |
| 1799 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 1800 | if (!isolate->global_context().is_null() && |
| 1801 | !isolate->global_context()->IsNativeContext()) { |
| 1802 | // The context chain is non-trivial, and constructing the corresponding |
| 1803 | // non-trivial Scope chain outside the V8 heap is not implemented. Don't |
| 1804 | // stream the script. This will only occur if Harmony scoping is enabled and |
| 1805 | // a previous script has introduced "let" or "const" variables. TODO(marja): |
| 1806 | // Implement externalizing ScopeInfos and constructing non-trivial Scope |
| 1807 | // chains independent of the V8 heap so that we can stream also in this |
| 1808 | // case. |
| 1809 | return NULL; |
| 1810 | } |
| 1811 | return new i::BackgroundParsingTask(source->impl(), options, |
| 1812 | i::FLAG_stack_size, isolate); |
| 1813 | } |
| 1814 | |
| 1815 | |
| 1816 | Local<Script> ScriptCompiler::Compile(Isolate* v8_isolate, |
| 1817 | StreamedSource* v8_source, |
| 1818 | Handle<String> full_source_string, |
| 1819 | const ScriptOrigin& origin) { |
| 1820 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 1821 | i::StreamedSource* source = v8_source->impl(); |
| 1822 | ON_BAILOUT(isolate, "v8::ScriptCompiler::Compile()", return Local<Script>()); |
| 1823 | LOG_API(isolate, "ScriptCompiler::Compile()"); |
| 1824 | ENTER_V8(isolate); |
| 1825 | i::SharedFunctionInfo* raw_result = NULL; |
| 1826 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1827 | { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1828 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1829 | i::Handle<i::String> str = Utils::OpenHandle(*(full_source_string)); |
| 1830 | i::Handle<i::Script> script = isolate->factory()->NewScript(str); |
| 1831 | if (!origin.ResourceName().IsEmpty()) { |
| 1832 | script->set_name(*Utils::OpenHandle(*(origin.ResourceName()))); |
| 1833 | } |
| 1834 | if (!origin.ResourceLineOffset().IsEmpty()) { |
| 1835 | script->set_line_offset(i::Smi::FromInt( |
| 1836 | static_cast<int>(origin.ResourceLineOffset()->Value()))); |
| 1837 | } |
| 1838 | if (!origin.ResourceColumnOffset().IsEmpty()) { |
| 1839 | script->set_column_offset(i::Smi::FromInt( |
| 1840 | static_cast<int>(origin.ResourceColumnOffset()->Value()))); |
| 1841 | } |
| 1842 | if (!origin.ResourceIsSharedCrossOrigin().IsEmpty()) { |
| 1843 | script->set_is_shared_cross_origin(origin.ResourceIsSharedCrossOrigin() == |
| 1844 | v8::True(v8_isolate)); |
| 1845 | } |
| 1846 | source->info->set_script(script); |
| 1847 | source->info->SetContext(isolate->global_context()); |
| 1848 | |
| 1849 | EXCEPTION_PREAMBLE(isolate); |
| 1850 | |
| 1851 | // Do the parsing tasks which need to be done on the main thread. This will |
| 1852 | // also handle parse errors. |
| 1853 | source->parser->Internalize(); |
| 1854 | |
| 1855 | i::Handle<i::SharedFunctionInfo> result = |
| 1856 | i::Handle<i::SharedFunctionInfo>::null(); |
| 1857 | if (source->info->function() != NULL) { |
| 1858 | // Parsing has succeeded. |
| 1859 | result = |
| 1860 | i::Compiler::CompileStreamedScript(source->info.get(), str->length()); |
| 1861 | } |
| 1862 | has_pending_exception = result.is_null(); |
| 1863 | if (has_pending_exception) isolate->ReportPendingMessages(); |
| 1864 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Script>()); |
| 1865 | |
| 1866 | raw_result = *result; |
| 1867 | // The Handle<Script> will go out of scope soon; make sure CompilationInfo |
| 1868 | // doesn't point to it. |
| 1869 | source->info->set_script(i::Handle<i::Script>()); |
| 1870 | } // HandleScope goes out of scope. |
| 1871 | i::Handle<i::SharedFunctionInfo> result(raw_result, isolate); |
| 1872 | Local<UnboundScript> generic = ToApiHandle<UnboundScript>(result); |
| 1873 | if (generic.IsEmpty()) { |
| 1874 | return Local<Script>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1875 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1876 | return generic->BindToCurrentContext(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1877 | } |
| 1878 | |
| 1879 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1880 | Local<Script> Script::Compile(v8::Handle<String> source, |
| 1881 | v8::ScriptOrigin* origin) { |
| 1882 | i::Handle<i::String> str = Utils::OpenHandle(*source); |
| 1883 | if (origin) { |
| 1884 | ScriptCompiler::Source script_source(source, *origin); |
| 1885 | return ScriptCompiler::Compile( |
| 1886 | reinterpret_cast<v8::Isolate*>(str->GetIsolate()), |
| 1887 | &script_source); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1888 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1889 | ScriptCompiler::Source script_source(source); |
| 1890 | return ScriptCompiler::Compile( |
| 1891 | reinterpret_cast<v8::Isolate*>(str->GetIsolate()), |
| 1892 | &script_source); |
| 1893 | } |
| 1894 | |
| 1895 | |
| 1896 | Local<Script> Script::Compile(v8::Handle<String> source, |
| 1897 | v8::Handle<String> file_name) { |
| 1898 | ScriptOrigin origin(file_name); |
| 1899 | return Compile(source, &origin); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1900 | } |
| 1901 | |
| 1902 | |
| 1903 | // --- E x c e p t i o n s --- |
| 1904 | |
| 1905 | |
| 1906 | v8::TryCatch::TryCatch() |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1907 | : isolate_(i::Isolate::Current()), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1908 | next_(isolate_->try_catch_handler()), |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1909 | is_verbose_(false), |
| 1910 | can_continue_(true), |
| 1911 | capture_message_(true), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1912 | rethrow_(false), |
| 1913 | has_terminated_(false) { |
| 1914 | ResetInternal(); |
| 1915 | // Special handling for simulators which have a separate JS stack. |
| 1916 | js_stack_comparable_address_ = |
| 1917 | reinterpret_cast<void*>(v8::internal::SimulatorStack::RegisterCTryCatch( |
| 1918 | v8::internal::GetCurrentStackPosition())); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1919 | isolate_->RegisterTryCatchHandler(this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1920 | } |
| 1921 | |
| 1922 | |
| 1923 | v8::TryCatch::~TryCatch() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1924 | DCHECK(isolate_ == i::Isolate::Current()); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1925 | if (rethrow_) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1926 | v8::Isolate* isolate = reinterpret_cast<Isolate*>(isolate_); |
| 1927 | v8::HandleScope scope(isolate); |
| 1928 | v8::Local<v8::Value> exc = v8::Local<v8::Value>::New(isolate, Exception()); |
| 1929 | if (HasCaught() && capture_message_) { |
| 1930 | // If an exception was caught and rethrow_ is indicated, the saved |
| 1931 | // message, script, and location need to be restored to Isolate TLS |
| 1932 | // for reuse. capture_message_ needs to be disabled so that DoThrow() |
| 1933 | // does not create a new message. |
| 1934 | isolate_->thread_local_top()->rethrowing_message_ = true; |
| 1935 | isolate_->RestorePendingMessageFromTryCatch(this); |
| 1936 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1937 | isolate_->UnregisterTryCatchHandler(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1938 | v8::internal::SimulatorStack::UnregisterCTryCatch(); |
| 1939 | reinterpret_cast<Isolate*>(isolate_)->ThrowException(exc); |
| 1940 | DCHECK(!isolate_->thread_local_top()->rethrowing_message_); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1941 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1942 | if (HasCaught() && isolate_->has_scheduled_exception()) { |
| 1943 | // If an exception was caught but is still scheduled because no API call |
| 1944 | // promoted it, then it is canceled to prevent it from being propagated. |
| 1945 | // Note that this will not cancel termination exceptions. |
| 1946 | isolate_->CancelScheduledExceptionFromTryCatch(this); |
| 1947 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1948 | isolate_->UnregisterTryCatchHandler(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1949 | v8::internal::SimulatorStack::UnregisterCTryCatch(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1950 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1951 | } |
| 1952 | |
| 1953 | |
| 1954 | bool v8::TryCatch::HasCaught() const { |
| 1955 | return !reinterpret_cast<i::Object*>(exception_)->IsTheHole(); |
| 1956 | } |
| 1957 | |
| 1958 | |
| 1959 | bool v8::TryCatch::CanContinue() const { |
| 1960 | return can_continue_; |
| 1961 | } |
| 1962 | |
| 1963 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1964 | bool v8::TryCatch::HasTerminated() const { |
| 1965 | return has_terminated_; |
| 1966 | } |
| 1967 | |
| 1968 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1969 | v8::Handle<v8::Value> v8::TryCatch::ReThrow() { |
| 1970 | if (!HasCaught()) return v8::Local<v8::Value>(); |
| 1971 | rethrow_ = true; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1972 | return v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate_)); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1973 | } |
| 1974 | |
| 1975 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1976 | v8::Local<Value> v8::TryCatch::Exception() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1977 | DCHECK(isolate_ == i::Isolate::Current()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1978 | if (HasCaught()) { |
| 1979 | // Check for out of memory exception. |
| 1980 | i::Object* exception = reinterpret_cast<i::Object*>(exception_); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1981 | return v8::Utils::ToLocal(i::Handle<i::Object>(exception, isolate_)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1982 | } else { |
| 1983 | return v8::Local<Value>(); |
| 1984 | } |
| 1985 | } |
| 1986 | |
| 1987 | |
| 1988 | v8::Local<Value> v8::TryCatch::StackTrace() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1989 | DCHECK(isolate_ == i::Isolate::Current()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1990 | if (HasCaught()) { |
| 1991 | i::Object* raw_obj = reinterpret_cast<i::Object*>(exception_); |
| 1992 | if (!raw_obj->IsJSObject()) return v8::Local<Value>(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1993 | i::HandleScope scope(isolate_); |
| 1994 | i::Handle<i::JSObject> obj(i::JSObject::cast(raw_obj), isolate_); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 1995 | i::Handle<i::String> name = isolate_->factory()->stack_string(); |
| 1996 | EXCEPTION_PREAMBLE(isolate_); |
| 1997 | Maybe<bool> maybe = i::JSReceiver::HasProperty(obj, name); |
| 1998 | has_pending_exception = !maybe.has_value; |
| 1999 | EXCEPTION_BAILOUT_CHECK(isolate_, v8::Local<Value>()); |
| 2000 | if (!maybe.value) return v8::Local<Value>(); |
| 2001 | i::Handle<i::Object> value; |
| 2002 | if (!i::Object::GetProperty(obj, name).ToHandle(&value)) { |
| 2003 | return v8::Local<Value>(); |
| 2004 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2005 | return v8::Utils::ToLocal(scope.CloseAndEscape(value)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2006 | } else { |
| 2007 | return v8::Local<Value>(); |
| 2008 | } |
| 2009 | } |
| 2010 | |
| 2011 | |
| 2012 | v8::Local<v8::Message> v8::TryCatch::Message() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2013 | DCHECK(isolate_ == i::Isolate::Current()); |
| 2014 | i::Object* message = reinterpret_cast<i::Object*>(message_obj_); |
| 2015 | DCHECK(message->IsJSMessageObject() || message->IsTheHole()); |
| 2016 | if (HasCaught() && !message->IsTheHole()) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2017 | return v8::Utils::MessageToLocal(i::Handle<i::Object>(message, isolate_)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2018 | } else { |
| 2019 | return v8::Local<v8::Message>(); |
| 2020 | } |
| 2021 | } |
| 2022 | |
| 2023 | |
| 2024 | void v8::TryCatch::Reset() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2025 | DCHECK(isolate_ == i::Isolate::Current()); |
| 2026 | if (!rethrow_ && HasCaught() && isolate_->has_scheduled_exception()) { |
| 2027 | // If an exception was caught but is still scheduled because no API call |
| 2028 | // promoted it, then it is canceled to prevent it from being propagated. |
| 2029 | // Note that this will not cancel termination exceptions. |
| 2030 | isolate_->CancelScheduledExceptionFromTryCatch(this); |
| 2031 | } |
| 2032 | ResetInternal(); |
| 2033 | } |
| 2034 | |
| 2035 | |
| 2036 | void v8::TryCatch::ResetInternal() { |
| 2037 | i::Object* the_hole = isolate_->heap()->the_hole_value(); |
| 2038 | exception_ = the_hole; |
| 2039 | message_obj_ = the_hole; |
| 2040 | message_script_ = the_hole; |
| 2041 | message_start_pos_ = 0; |
| 2042 | message_end_pos_ = 0; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2043 | } |
| 2044 | |
| 2045 | |
| 2046 | void v8::TryCatch::SetVerbose(bool value) { |
| 2047 | is_verbose_ = value; |
| 2048 | } |
| 2049 | |
| 2050 | |
| 2051 | void v8::TryCatch::SetCaptureMessage(bool value) { |
| 2052 | capture_message_ = value; |
| 2053 | } |
| 2054 | |
| 2055 | |
| 2056 | // --- M e s s a g e --- |
| 2057 | |
| 2058 | |
| 2059 | Local<String> Message::Get() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2060 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 2061 | ON_BAILOUT(isolate, "v8::Message::Get()", return Local<String>()); |
| 2062 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2063 | EscapableHandleScope scope(reinterpret_cast<Isolate*>(isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2064 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2065 | i::Handle<i::String> raw_result = i::MessageHandler::GetMessage(isolate, obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2066 | Local<String> result = Utils::ToLocal(raw_result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2067 | return scope.Escape(result); |
| 2068 | } |
| 2069 | |
| 2070 | |
| 2071 | ScriptOrigin Message::GetScriptOrigin() const { |
| 2072 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 2073 | i::Handle<i::JSMessageObject> message = |
| 2074 | i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| 2075 | i::Handle<i::Object> script_wraper = |
| 2076 | i::Handle<i::Object>(message->script(), isolate); |
| 2077 | i::Handle<i::JSValue> script_value = |
| 2078 | i::Handle<i::JSValue>::cast(script_wraper); |
| 2079 | i::Handle<i::Script> script(i::Script::cast(script_value->value())); |
| 2080 | i::Handle<i::Object> scriptName(i::Script::GetNameOrSourceURL(script)); |
| 2081 | v8::Isolate* v8_isolate = |
| 2082 | reinterpret_cast<v8::Isolate*>(script->GetIsolate()); |
| 2083 | v8::ScriptOrigin origin( |
| 2084 | Utils::ToLocal(scriptName), |
| 2085 | v8::Integer::New(v8_isolate, script->line_offset()->value()), |
| 2086 | v8::Integer::New(v8_isolate, script->column_offset()->value()), |
| 2087 | Handle<Boolean>(), |
| 2088 | v8::Integer::New(v8_isolate, script->id()->value())); |
| 2089 | return origin; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2090 | } |
| 2091 | |
| 2092 | |
| 2093 | v8::Handle<Value> Message::GetScriptResourceName() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2094 | return GetScriptOrigin().ResourceName(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2095 | } |
| 2096 | |
| 2097 | |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 2098 | v8::Handle<v8::StackTrace> Message::GetStackTrace() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2099 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2100 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2101 | EscapableHandleScope scope(reinterpret_cast<Isolate*>(isolate)); |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 2102 | i::Handle<i::JSMessageObject> message = |
| 2103 | i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2104 | i::Handle<i::Object> stackFramesObj(message->stack_frames(), isolate); |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 2105 | if (!stackFramesObj->IsJSArray()) return v8::Handle<v8::StackTrace>(); |
| 2106 | i::Handle<i::JSArray> stackTrace = |
| 2107 | i::Handle<i::JSArray>::cast(stackFramesObj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2108 | return scope.Escape(Utils::StackTraceToLocal(stackTrace)); |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 2109 | } |
| 2110 | |
| 2111 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2112 | MUST_USE_RESULT static i::MaybeHandle<i::Object> CallV8HeapFunction( |
| 2113 | const char* name, |
| 2114 | i::Handle<i::Object> recv, |
| 2115 | int argc, |
| 2116 | i::Handle<i::Object> argv[]) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2117 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2118 | i::Handle<i::Object> object_fun = |
| 2119 | i::Object::GetProperty( |
| 2120 | isolate, isolate->js_builtins_object(), name).ToHandleChecked(); |
| 2121 | i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(object_fun); |
| 2122 | return i::Execution::Call(isolate, fun, recv, argc, argv); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2123 | } |
| 2124 | |
| 2125 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2126 | MUST_USE_RESULT static i::MaybeHandle<i::Object> CallV8HeapFunction( |
| 2127 | const char* name, |
| 2128 | i::Handle<i::Object> data) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 2129 | i::Handle<i::Object> argv[] = { data }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2130 | return CallV8HeapFunction(name, |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2131 | i::Isolate::Current()->js_builtins_object(), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2132 | arraysize(argv), |
| 2133 | argv); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2134 | } |
| 2135 | |
| 2136 | |
| 2137 | int Message::GetLineNumber() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2138 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 2139 | ON_BAILOUT(isolate, "v8::Message::GetLineNumber()", return kNoLineNumberInfo); |
| 2140 | ENTER_V8(isolate); |
| 2141 | i::HandleScope scope(isolate); |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 2142 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2143 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2144 | i::Handle<i::Object> result; |
| 2145 | has_pending_exception = !CallV8HeapFunction( |
| 2146 | "GetLineNumber", Utils::OpenHandle(this)).ToHandle(&result); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2147 | EXCEPTION_BAILOUT_CHECK(isolate, 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2148 | return static_cast<int>(result->Number()); |
| 2149 | } |
| 2150 | |
| 2151 | |
| 2152 | int Message::GetStartPosition() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2153 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2154 | ENTER_V8(isolate); |
| 2155 | i::HandleScope scope(isolate); |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 2156 | i::Handle<i::JSMessageObject> message = |
| 2157 | i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| 2158 | return message->start_position(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2159 | } |
| 2160 | |
| 2161 | |
| 2162 | int Message::GetEndPosition() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2163 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2164 | ENTER_V8(isolate); |
| 2165 | i::HandleScope scope(isolate); |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 2166 | i::Handle<i::JSMessageObject> message = |
| 2167 | i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| 2168 | return message->end_position(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2169 | } |
| 2170 | |
| 2171 | |
| 2172 | int Message::GetStartColumn() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2173 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2174 | ON_BAILOUT(isolate, "v8::Message::GetStartColumn()", return kNoColumnInfo); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2175 | ENTER_V8(isolate); |
| 2176 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2177 | i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2178 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2179 | i::Handle<i::Object> start_col_obj; |
| 2180 | has_pending_exception = !CallV8HeapFunction( |
| 2181 | "GetPositionInLine", data_obj).ToHandle(&start_col_obj); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2182 | EXCEPTION_BAILOUT_CHECK(isolate, 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2183 | return static_cast<int>(start_col_obj->Number()); |
| 2184 | } |
| 2185 | |
| 2186 | |
| 2187 | int Message::GetEndColumn() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2188 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2189 | ON_BAILOUT(isolate, "v8::Message::GetEndColumn()", return kNoColumnInfo); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2190 | ENTER_V8(isolate); |
| 2191 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2192 | i::Handle<i::JSObject> data_obj = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2193 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2194 | i::Handle<i::Object> start_col_obj; |
| 2195 | has_pending_exception = !CallV8HeapFunction( |
| 2196 | "GetPositionInLine", data_obj).ToHandle(&start_col_obj); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2197 | EXCEPTION_BAILOUT_CHECK(isolate, 0); |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 2198 | i::Handle<i::JSMessageObject> message = |
| 2199 | i::Handle<i::JSMessageObject>::cast(data_obj); |
| 2200 | int start = message->start_position(); |
| 2201 | int end = message->end_position(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2202 | return static_cast<int>(start_col_obj->Number()) + (end - start); |
| 2203 | } |
| 2204 | |
| 2205 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2206 | bool Message::IsSharedCrossOrigin() const { |
| 2207 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 2208 | ENTER_V8(isolate); |
| 2209 | i::HandleScope scope(isolate); |
| 2210 | i::Handle<i::JSMessageObject> message = |
| 2211 | i::Handle<i::JSMessageObject>::cast(Utils::OpenHandle(this)); |
| 2212 | i::Handle<i::JSValue> script = |
| 2213 | i::Handle<i::JSValue>::cast(i::Handle<i::Object>(message->script(), |
| 2214 | isolate)); |
| 2215 | return i::Script::cast(script->value())->is_shared_cross_origin(); |
| 2216 | } |
| 2217 | |
| 2218 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2219 | Local<String> Message::GetSourceLine() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2220 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 2221 | ON_BAILOUT(isolate, "v8::Message::GetSourceLine()", return Local<String>()); |
| 2222 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2223 | EscapableHandleScope scope(reinterpret_cast<Isolate*>(isolate)); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2224 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2225 | i::Handle<i::Object> result; |
| 2226 | has_pending_exception = !CallV8HeapFunction( |
| 2227 | "GetSourceLine", Utils::OpenHandle(this)).ToHandle(&result); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2228 | EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::String>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2229 | if (result->IsString()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2230 | return scope.Escape(Utils::ToLocal(i::Handle<i::String>::cast(result))); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2231 | } else { |
| 2232 | return Local<String>(); |
| 2233 | } |
| 2234 | } |
| 2235 | |
| 2236 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2237 | void Message::PrintCurrentStackTrace(Isolate* isolate, FILE* out) { |
| 2238 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 2239 | ENTER_V8(i_isolate); |
| 2240 | i_isolate->PrintCurrentStackTrace(out); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2241 | } |
| 2242 | |
| 2243 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2244 | // --- S t a c k T r a c e --- |
| 2245 | |
| 2246 | Local<StackFrame> StackTrace::GetFrame(uint32_t index) const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2247 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2248 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2249 | EscapableHandleScope scope(reinterpret_cast<Isolate*>(isolate)); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2250 | i::Handle<i::JSArray> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2251 | i::Handle<i::Object> obj = |
| 2252 | i::Object::GetElement(isolate, self, index).ToHandleChecked(); |
| 2253 | i::Handle<i::JSObject> jsobj = i::Handle<i::JSObject>::cast(obj); |
| 2254 | return scope.Escape(Utils::StackFrameToLocal(jsobj)); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2255 | } |
| 2256 | |
| 2257 | |
| 2258 | int StackTrace::GetFrameCount() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2259 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2260 | ENTER_V8(isolate); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2261 | return i::Smi::cast(Utils::OpenHandle(this)->length())->value(); |
| 2262 | } |
| 2263 | |
| 2264 | |
| 2265 | Local<Array> StackTrace::AsArray() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2266 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2267 | ENTER_V8(isolate); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2268 | return Utils::ToLocal(Utils::OpenHandle(this)); |
| 2269 | } |
| 2270 | |
| 2271 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2272 | Local<StackTrace> StackTrace::CurrentStackTrace( |
| 2273 | Isolate* isolate, |
| 2274 | int frame_limit, |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2275 | StackTraceOptions options) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2276 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 2277 | ENTER_V8(i_isolate); |
| 2278 | // TODO(dcarney): remove when ScriptDebugServer is fixed. |
| 2279 | options = static_cast<StackTraceOptions>( |
| 2280 | static_cast<int>(options) | kExposeFramesAcrossSecurityOrigins); |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 2281 | i::Handle<i::JSArray> stackTrace = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2282 | i_isolate->CaptureCurrentStackTrace(frame_limit, options); |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 2283 | return Utils::StackTraceToLocal(stackTrace); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2284 | } |
| 2285 | |
| 2286 | |
| 2287 | // --- S t a c k F r a m e --- |
| 2288 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2289 | static int getIntProperty(const StackFrame* f, const char* propertyName, |
| 2290 | int defaultValue) { |
| 2291 | i::Isolate* isolate = Utils::OpenHandle(f)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2292 | ENTER_V8(isolate); |
| 2293 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2294 | i::Handle<i::JSObject> self = Utils::OpenHandle(f); |
| 2295 | i::Handle<i::Object> obj = |
| 2296 | i::Object::GetProperty(isolate, self, propertyName).ToHandleChecked(); |
| 2297 | return obj->IsSmi() ? i::Smi::cast(*obj)->value() : defaultValue; |
| 2298 | } |
| 2299 | |
| 2300 | |
| 2301 | int StackFrame::GetLineNumber() const { |
| 2302 | return getIntProperty(this, "lineNumber", Message::kNoLineNumberInfo); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2303 | } |
| 2304 | |
| 2305 | |
| 2306 | int StackFrame::GetColumn() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2307 | return getIntProperty(this, "column", Message::kNoColumnInfo); |
| 2308 | } |
| 2309 | |
| 2310 | |
| 2311 | int StackFrame::GetScriptId() const { |
| 2312 | return getIntProperty(this, "scriptId", Message::kNoScriptIdInfo); |
| 2313 | } |
| 2314 | |
| 2315 | |
| 2316 | static Local<String> getStringProperty(const StackFrame* f, |
| 2317 | const char* propertyName) { |
| 2318 | i::Isolate* isolate = Utils::OpenHandle(f)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2319 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2320 | EscapableHandleScope scope(reinterpret_cast<Isolate*>(isolate)); |
| 2321 | i::Handle<i::JSObject> self = Utils::OpenHandle(f); |
| 2322 | i::Handle<i::Object> obj = |
| 2323 | i::Object::GetProperty(isolate, self, propertyName).ToHandleChecked(); |
| 2324 | return obj->IsString() |
| 2325 | ? scope.Escape(Local<String>::Cast(Utils::ToLocal(obj))) |
| 2326 | : Local<String>(); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2327 | } |
| 2328 | |
| 2329 | |
| 2330 | Local<String> StackFrame::GetScriptName() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2331 | return getStringProperty(this, "scriptName"); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2332 | } |
| 2333 | |
| 2334 | |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 2335 | Local<String> StackFrame::GetScriptNameOrSourceURL() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2336 | return getStringProperty(this, "scriptNameOrSourceURL"); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 2337 | } |
| 2338 | |
| 2339 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2340 | Local<String> StackFrame::GetFunctionName() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2341 | return getStringProperty(this, "functionName"); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2342 | } |
| 2343 | |
| 2344 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2345 | static bool getBoolProperty(const StackFrame* f, const char* propertyName) { |
| 2346 | i::Isolate* isolate = Utils::OpenHandle(f)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2347 | ENTER_V8(isolate); |
| 2348 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2349 | i::Handle<i::JSObject> self = Utils::OpenHandle(f); |
| 2350 | i::Handle<i::Object> obj = |
| 2351 | i::Object::GetProperty(isolate, self, propertyName).ToHandleChecked(); |
| 2352 | return obj->IsTrue(); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2353 | } |
| 2354 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2355 | bool StackFrame::IsEval() const { return getBoolProperty(this, "isEval"); } |
| 2356 | |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2357 | |
| 2358 | bool StackFrame::IsConstructor() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2359 | return getBoolProperty(this, "isConstructor"); |
| 2360 | } |
| 2361 | |
| 2362 | |
| 2363 | // --- J S O N --- |
| 2364 | |
| 2365 | Local<Value> JSON::Parse(Local<String> json_string) { |
| 2366 | i::Handle<i::String> string = Utils::OpenHandle(*json_string); |
| 2367 | i::Isolate* isolate = string->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2368 | ENTER_V8(isolate); |
| 2369 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2370 | i::Handle<i::String> source = i::String::Flatten(string); |
| 2371 | EXCEPTION_PREAMBLE(isolate); |
| 2372 | i::MaybeHandle<i::Object> maybe_result = |
| 2373 | source->IsSeqOneByteString() ? i::JsonParser<true>::Parse(source) |
| 2374 | : i::JsonParser<false>::Parse(source); |
| 2375 | i::Handle<i::Object> result; |
| 2376 | has_pending_exception = !maybe_result.ToHandle(&result); |
| 2377 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Object>()); |
| 2378 | return Utils::ToLocal( |
| 2379 | i::Handle<i::Object>::cast(scope.CloseAndEscape(result))); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 2380 | } |
| 2381 | |
| 2382 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2383 | // --- D a t a --- |
| 2384 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2385 | bool Value::FullIsUndefined() const { |
| 2386 | bool result = Utils::OpenHandle(this)->IsUndefined(); |
| 2387 | DCHECK_EQ(result, QuickIsUndefined()); |
| 2388 | return result; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2389 | } |
| 2390 | |
| 2391 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2392 | bool Value::FullIsNull() const { |
| 2393 | bool result = Utils::OpenHandle(this)->IsNull(); |
| 2394 | DCHECK_EQ(result, QuickIsNull()); |
| 2395 | return result; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2396 | } |
| 2397 | |
| 2398 | |
| 2399 | bool Value::IsTrue() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2400 | return Utils::OpenHandle(this)->IsTrue(); |
| 2401 | } |
| 2402 | |
| 2403 | |
| 2404 | bool Value::IsFalse() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2405 | return Utils::OpenHandle(this)->IsFalse(); |
| 2406 | } |
| 2407 | |
| 2408 | |
| 2409 | bool Value::IsFunction() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2410 | return Utils::OpenHandle(this)->IsJSFunction(); |
| 2411 | } |
| 2412 | |
| 2413 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2414 | bool Value::IsName() const { |
| 2415 | return Utils::OpenHandle(this)->IsName(); |
| 2416 | } |
| 2417 | |
| 2418 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2419 | bool Value::FullIsString() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2420 | bool result = Utils::OpenHandle(this)->IsString(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2421 | DCHECK_EQ(result, QuickIsString()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2422 | return result; |
| 2423 | } |
| 2424 | |
| 2425 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2426 | bool Value::IsSymbol() const { |
| 2427 | return Utils::OpenHandle(this)->IsSymbol(); |
| 2428 | } |
| 2429 | |
| 2430 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2431 | bool Value::IsArray() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2432 | return Utils::OpenHandle(this)->IsJSArray(); |
| 2433 | } |
| 2434 | |
| 2435 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2436 | bool Value::IsArrayBuffer() const { |
| 2437 | return Utils::OpenHandle(this)->IsJSArrayBuffer(); |
| 2438 | } |
| 2439 | |
| 2440 | |
| 2441 | bool Value::IsArrayBufferView() const { |
| 2442 | return Utils::OpenHandle(this)->IsJSArrayBufferView(); |
| 2443 | } |
| 2444 | |
| 2445 | |
| 2446 | bool Value::IsTypedArray() const { |
| 2447 | return Utils::OpenHandle(this)->IsJSTypedArray(); |
| 2448 | } |
| 2449 | |
| 2450 | |
| 2451 | #define VALUE_IS_TYPED_ARRAY(Type, typeName, TYPE, ctype, size) \ |
| 2452 | bool Value::Is##Type##Array() const { \ |
| 2453 | i::Handle<i::Object> obj = Utils::OpenHandle(this); \ |
| 2454 | return obj->IsJSTypedArray() && \ |
| 2455 | i::JSTypedArray::cast(*obj)->type() == kExternal##Type##Array; \ |
| 2456 | } |
| 2457 | |
| 2458 | TYPED_ARRAYS(VALUE_IS_TYPED_ARRAY) |
| 2459 | |
| 2460 | #undef VALUE_IS_TYPED_ARRAY |
| 2461 | |
| 2462 | |
| 2463 | bool Value::IsDataView() const { |
| 2464 | return Utils::OpenHandle(this)->IsJSDataView(); |
| 2465 | } |
| 2466 | |
| 2467 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2468 | bool Value::IsObject() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2469 | return Utils::OpenHandle(this)->IsJSObject(); |
| 2470 | } |
| 2471 | |
| 2472 | |
| 2473 | bool Value::IsNumber() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2474 | return Utils::OpenHandle(this)->IsNumber(); |
| 2475 | } |
| 2476 | |
| 2477 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2478 | #define VALUE_IS_SPECIFIC_TYPE(Type, Class) \ |
| 2479 | bool Value::Is##Type() const { \ |
| 2480 | i::Handle<i::Object> obj = Utils::OpenHandle(this); \ |
| 2481 | if (!obj->IsHeapObject()) return false; \ |
| 2482 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); \ |
| 2483 | return obj->HasSpecificClassOf(isolate->heap()->Class##_string()); \ |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2484 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2485 | |
| 2486 | VALUE_IS_SPECIFIC_TYPE(ArgumentsObject, Arguments) |
| 2487 | VALUE_IS_SPECIFIC_TYPE(BooleanObject, Boolean) |
| 2488 | VALUE_IS_SPECIFIC_TYPE(NumberObject, Number) |
| 2489 | VALUE_IS_SPECIFIC_TYPE(StringObject, String) |
| 2490 | VALUE_IS_SPECIFIC_TYPE(SymbolObject, Symbol) |
| 2491 | VALUE_IS_SPECIFIC_TYPE(Date, Date) |
| 2492 | VALUE_IS_SPECIFIC_TYPE(Map, Map) |
| 2493 | VALUE_IS_SPECIFIC_TYPE(Set, Set) |
| 2494 | VALUE_IS_SPECIFIC_TYPE(WeakMap, WeakMap) |
| 2495 | VALUE_IS_SPECIFIC_TYPE(WeakSet, WeakSet) |
| 2496 | |
| 2497 | #undef VALUE_IS_SPECIFIC_TYPE |
| 2498 | |
| 2499 | |
| 2500 | bool Value::IsBoolean() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2501 | return Utils::OpenHandle(this)->IsBoolean(); |
| 2502 | } |
| 2503 | |
| 2504 | |
| 2505 | bool Value::IsExternal() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2506 | return Utils::OpenHandle(this)->IsExternal(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2507 | } |
| 2508 | |
| 2509 | |
| 2510 | bool Value::IsInt32() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2511 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2512 | if (obj->IsSmi()) return true; |
| 2513 | if (obj->IsNumber()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2514 | return i::IsInt32Double(obj->Number()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2515 | } |
| 2516 | return false; |
| 2517 | } |
| 2518 | |
| 2519 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2520 | bool Value::IsUint32() const { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2521 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2522 | if (obj->IsSmi()) return i::Smi::cast(*obj)->value() >= 0; |
| 2523 | if (obj->IsNumber()) { |
| 2524 | double value = obj->Number(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2525 | return !i::IsMinusZero(value) && |
| 2526 | value >= 0 && |
| 2527 | value <= i::kMaxUInt32 && |
| 2528 | value == i::FastUI2D(i::FastD2UI(value)); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 2529 | } |
| 2530 | return false; |
| 2531 | } |
| 2532 | |
| 2533 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2534 | static bool CheckConstructor(i::Isolate* isolate, |
| 2535 | i::Handle<i::JSObject> obj, |
| 2536 | const char* class_name) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2537 | i::Handle<i::Object> constr(obj->map()->constructor(), isolate); |
| 2538 | if (!constr->IsJSFunction()) return false; |
| 2539 | i::Handle<i::JSFunction> func = i::Handle<i::JSFunction>::cast(constr); |
| 2540 | return func->shared()->native() && constr.is_identical_to( |
| 2541 | i::Object::GetProperty(isolate, |
| 2542 | isolate->js_builtins_object(), |
| 2543 | class_name).ToHandleChecked()); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2544 | } |
| 2545 | |
| 2546 | |
| 2547 | bool Value::IsNativeError() const { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2548 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2549 | if (obj->IsJSObject()) { |
| 2550 | i::Handle<i::JSObject> js_obj(i::JSObject::cast(*obj)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2551 | i::Isolate* isolate = js_obj->GetIsolate(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2552 | return CheckConstructor(isolate, js_obj, "$Error") || |
| 2553 | CheckConstructor(isolate, js_obj, "$EvalError") || |
| 2554 | CheckConstructor(isolate, js_obj, "$RangeError") || |
| 2555 | CheckConstructor(isolate, js_obj, "$ReferenceError") || |
| 2556 | CheckConstructor(isolate, js_obj, "$SyntaxError") || |
| 2557 | CheckConstructor(isolate, js_obj, "$TypeError") || |
| 2558 | CheckConstructor(isolate, js_obj, "$URIError"); |
| 2559 | } else { |
| 2560 | return false; |
| 2561 | } |
| 2562 | } |
| 2563 | |
| 2564 | |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 2565 | bool Value::IsRegExp() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 2566 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2567 | return obj->IsJSRegExp(); |
| 2568 | } |
| 2569 | |
| 2570 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2571 | Local<String> Value::ToString() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2572 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2573 | i::Handle<i::Object> str; |
| 2574 | if (obj->IsString()) { |
| 2575 | str = obj; |
| 2576 | } else { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2577 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2578 | LOG_API(isolate, "ToString"); |
| 2579 | ENTER_V8(isolate); |
| 2580 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2581 | has_pending_exception = !i::Execution::ToString( |
| 2582 | isolate, obj).ToHandle(&str); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2583 | EXCEPTION_BAILOUT_CHECK(isolate, Local<String>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2584 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2585 | return ToApiHandle<String>(str); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2586 | } |
| 2587 | |
| 2588 | |
| 2589 | Local<String> Value::ToDetailString() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2590 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2591 | i::Handle<i::Object> str; |
| 2592 | if (obj->IsString()) { |
| 2593 | str = obj; |
| 2594 | } else { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2595 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2596 | LOG_API(isolate, "ToDetailString"); |
| 2597 | ENTER_V8(isolate); |
| 2598 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2599 | has_pending_exception = !i::Execution::ToDetailString( |
| 2600 | isolate, obj).ToHandle(&str); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2601 | EXCEPTION_BAILOUT_CHECK(isolate, Local<String>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2602 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2603 | return ToApiHandle<String>(str); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2604 | } |
| 2605 | |
| 2606 | |
| 2607 | Local<v8::Object> Value::ToObject() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2608 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2609 | i::Handle<i::Object> val; |
| 2610 | if (obj->IsJSObject()) { |
| 2611 | val = obj; |
| 2612 | } else { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2613 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2614 | LOG_API(isolate, "ToObject"); |
| 2615 | ENTER_V8(isolate); |
| 2616 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2617 | has_pending_exception = !i::Execution::ToObject( |
| 2618 | isolate, obj).ToHandle(&val); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2619 | EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Object>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2620 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2621 | return ToApiHandle<Object>(val); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2622 | } |
| 2623 | |
| 2624 | |
| 2625 | Local<Boolean> Value::ToBoolean() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2626 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2627 | if (obj->IsBoolean()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2628 | return ToApiHandle<Boolean>(obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2629 | } else { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2630 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2631 | LOG_API(isolate, "ToBoolean"); |
| 2632 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2633 | i::Handle<i::Object> val = |
| 2634 | isolate->factory()->ToBoolean(obj->BooleanValue()); |
| 2635 | return ToApiHandle<Boolean>(val); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2636 | } |
| 2637 | } |
| 2638 | |
| 2639 | |
| 2640 | Local<Number> Value::ToNumber() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2641 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2642 | i::Handle<i::Object> num; |
| 2643 | if (obj->IsNumber()) { |
| 2644 | num = obj; |
| 2645 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2646 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2647 | LOG_API(isolate, "ToNumber"); |
| 2648 | ENTER_V8(isolate); |
| 2649 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2650 | has_pending_exception = !i::Execution::ToNumber( |
| 2651 | isolate, obj).ToHandle(&num); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2652 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Number>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2653 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2654 | return ToApiHandle<Number>(num); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2655 | } |
| 2656 | |
| 2657 | |
| 2658 | Local<Integer> Value::ToInteger() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2659 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2660 | i::Handle<i::Object> num; |
| 2661 | if (obj->IsSmi()) { |
| 2662 | num = obj; |
| 2663 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2664 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2665 | LOG_API(isolate, "ToInteger"); |
| 2666 | ENTER_V8(isolate); |
| 2667 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2668 | has_pending_exception = !i::Execution::ToInteger( |
| 2669 | isolate, obj).ToHandle(&num); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2670 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Integer>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2671 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2672 | return ToApiHandle<Integer>(num); |
| 2673 | } |
| 2674 | |
| 2675 | |
| 2676 | void i::Internals::CheckInitializedImpl(v8::Isolate* external_isolate) { |
| 2677 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(external_isolate); |
| 2678 | Utils::ApiCheck(isolate != NULL && |
| 2679 | isolate->IsInitialized() && |
| 2680 | !isolate->IsDead(), |
| 2681 | "v8::internal::Internals::CheckInitialized()", |
| 2682 | "Isolate is not initialized or V8 has died"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2683 | } |
| 2684 | |
| 2685 | |
| 2686 | void External::CheckCast(v8::Value* that) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2687 | Utils::ApiCheck(Utils::OpenHandle(that)->IsExternal(), |
| 2688 | "v8::External::Cast()", |
| 2689 | "Could not convert to external"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2690 | } |
| 2691 | |
| 2692 | |
| 2693 | void v8::Object::CheckCast(Value* that) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2694 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2695 | Utils::ApiCheck(obj->IsJSObject(), |
| 2696 | "v8::Object::Cast()", |
| 2697 | "Could not convert to object"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2698 | } |
| 2699 | |
| 2700 | |
| 2701 | void v8::Function::CheckCast(Value* that) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2702 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2703 | Utils::ApiCheck(obj->IsJSFunction(), |
| 2704 | "v8::Function::Cast()", |
| 2705 | "Could not convert to function"); |
| 2706 | } |
| 2707 | |
| 2708 | |
| 2709 | void v8::Name::CheckCast(v8::Value* that) { |
| 2710 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 2711 | Utils::ApiCheck(obj->IsName(), |
| 2712 | "v8::Name::Cast()", |
| 2713 | "Could not convert to name"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2714 | } |
| 2715 | |
| 2716 | |
| 2717 | void v8::String::CheckCast(v8::Value* that) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2718 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2719 | Utils::ApiCheck(obj->IsString(), |
| 2720 | "v8::String::Cast()", |
| 2721 | "Could not convert to string"); |
| 2722 | } |
| 2723 | |
| 2724 | |
| 2725 | void v8::Symbol::CheckCast(v8::Value* that) { |
| 2726 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 2727 | Utils::ApiCheck(obj->IsSymbol(), |
| 2728 | "v8::Symbol::Cast()", |
| 2729 | "Could not convert to symbol"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2730 | } |
| 2731 | |
| 2732 | |
| 2733 | void v8::Number::CheckCast(v8::Value* that) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2734 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2735 | Utils::ApiCheck(obj->IsNumber(), |
| 2736 | "v8::Number::Cast()", |
| 2737 | "Could not convert to number"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2738 | } |
| 2739 | |
| 2740 | |
| 2741 | void v8::Integer::CheckCast(v8::Value* that) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2742 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2743 | Utils::ApiCheck(obj->IsNumber(), |
| 2744 | "v8::Integer::Cast()", |
| 2745 | "Could not convert to number"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2746 | } |
| 2747 | |
| 2748 | |
| 2749 | void v8::Array::CheckCast(Value* that) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2750 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2751 | Utils::ApiCheck(obj->IsJSArray(), |
| 2752 | "v8::Array::Cast()", |
| 2753 | "Could not convert to array"); |
| 2754 | } |
| 2755 | |
| 2756 | |
| 2757 | void v8::Promise::CheckCast(Value* that) { |
| 2758 | Utils::ApiCheck(that->IsPromise(), |
| 2759 | "v8::Promise::Cast()", |
| 2760 | "Could not convert to promise"); |
| 2761 | } |
| 2762 | |
| 2763 | |
| 2764 | void v8::Promise::Resolver::CheckCast(Value* that) { |
| 2765 | Utils::ApiCheck(that->IsPromise(), |
| 2766 | "v8::Promise::Resolver::Cast()", |
| 2767 | "Could not convert to promise resolver"); |
| 2768 | } |
| 2769 | |
| 2770 | |
| 2771 | void v8::ArrayBuffer::CheckCast(Value* that) { |
| 2772 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 2773 | Utils::ApiCheck(obj->IsJSArrayBuffer(), |
| 2774 | "v8::ArrayBuffer::Cast()", |
| 2775 | "Could not convert to ArrayBuffer"); |
| 2776 | } |
| 2777 | |
| 2778 | |
| 2779 | void v8::ArrayBufferView::CheckCast(Value* that) { |
| 2780 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 2781 | Utils::ApiCheck(obj->IsJSArrayBufferView(), |
| 2782 | "v8::ArrayBufferView::Cast()", |
| 2783 | "Could not convert to ArrayBufferView"); |
| 2784 | } |
| 2785 | |
| 2786 | |
| 2787 | void v8::TypedArray::CheckCast(Value* that) { |
| 2788 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 2789 | Utils::ApiCheck(obj->IsJSTypedArray(), |
| 2790 | "v8::TypedArray::Cast()", |
| 2791 | "Could not convert to TypedArray"); |
| 2792 | } |
| 2793 | |
| 2794 | |
| 2795 | #define CHECK_TYPED_ARRAY_CAST(Type, typeName, TYPE, ctype, size) \ |
| 2796 | void v8::Type##Array::CheckCast(Value* that) { \ |
| 2797 | i::Handle<i::Object> obj = Utils::OpenHandle(that); \ |
| 2798 | Utils::ApiCheck(obj->IsJSTypedArray() && \ |
| 2799 | i::JSTypedArray::cast(*obj)->type() == \ |
| 2800 | kExternal##Type##Array, \ |
| 2801 | "v8::" #Type "Array::Cast()", \ |
| 2802 | "Could not convert to " #Type "Array"); \ |
| 2803 | } |
| 2804 | |
| 2805 | |
| 2806 | TYPED_ARRAYS(CHECK_TYPED_ARRAY_CAST) |
| 2807 | |
| 2808 | #undef CHECK_TYPED_ARRAY_CAST |
| 2809 | |
| 2810 | |
| 2811 | void v8::DataView::CheckCast(Value* that) { |
| 2812 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 2813 | Utils::ApiCheck(obj->IsJSDataView(), |
| 2814 | "v8::DataView::Cast()", |
| 2815 | "Could not convert to DataView"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2816 | } |
| 2817 | |
| 2818 | |
| 2819 | void v8::Date::CheckCast(v8::Value* that) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2820 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2821 | i::Isolate* isolate = NULL; |
| 2822 | if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
| 2823 | Utils::ApiCheck(isolate != NULL && |
| 2824 | obj->HasSpecificClassOf(isolate->heap()->Date_string()), |
| 2825 | "v8::Date::Cast()", |
| 2826 | "Could not convert to date"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2827 | } |
| 2828 | |
| 2829 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2830 | void v8::StringObject::CheckCast(v8::Value* that) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2831 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2832 | i::Isolate* isolate = NULL; |
| 2833 | if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
| 2834 | Utils::ApiCheck(isolate != NULL && |
| 2835 | obj->HasSpecificClassOf(isolate->heap()->String_string()), |
| 2836 | "v8::StringObject::Cast()", |
| 2837 | "Could not convert to StringObject"); |
| 2838 | } |
| 2839 | |
| 2840 | |
| 2841 | void v8::SymbolObject::CheckCast(v8::Value* that) { |
| 2842 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
| 2843 | i::Isolate* isolate = NULL; |
| 2844 | if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
| 2845 | Utils::ApiCheck(isolate != NULL && |
| 2846 | obj->HasSpecificClassOf(isolate->heap()->Symbol_string()), |
| 2847 | "v8::SymbolObject::Cast()", |
| 2848 | "Could not convert to SymbolObject"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2849 | } |
| 2850 | |
| 2851 | |
| 2852 | void v8::NumberObject::CheckCast(v8::Value* that) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2853 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2854 | i::Isolate* isolate = NULL; |
| 2855 | if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
| 2856 | Utils::ApiCheck(isolate != NULL && |
| 2857 | obj->HasSpecificClassOf(isolate->heap()->Number_string()), |
| 2858 | "v8::NumberObject::Cast()", |
| 2859 | "Could not convert to NumberObject"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2860 | } |
| 2861 | |
| 2862 | |
| 2863 | void v8::BooleanObject::CheckCast(v8::Value* that) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2864 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2865 | i::Isolate* isolate = NULL; |
| 2866 | if (obj->IsHeapObject()) isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
| 2867 | Utils::ApiCheck(isolate != NULL && |
| 2868 | obj->HasSpecificClassOf(isolate->heap()->Boolean_string()), |
| 2869 | "v8::BooleanObject::Cast()", |
| 2870 | "Could not convert to BooleanObject"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 2871 | } |
| 2872 | |
| 2873 | |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 2874 | void v8::RegExp::CheckCast(v8::Value* that) { |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 2875 | i::Handle<i::Object> obj = Utils::OpenHandle(that); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2876 | Utils::ApiCheck(obj->IsJSRegExp(), |
| 2877 | "v8::RegExp::Cast()", |
| 2878 | "Could not convert to regular expression"); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 2879 | } |
| 2880 | |
| 2881 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2882 | bool Value::BooleanValue() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2883 | return Utils::OpenHandle(this)->BooleanValue(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2884 | } |
| 2885 | |
| 2886 | |
| 2887 | double Value::NumberValue() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2888 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2889 | i::Handle<i::Object> num; |
| 2890 | if (obj->IsNumber()) { |
| 2891 | num = obj; |
| 2892 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2893 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2894 | LOG_API(isolate, "NumberValue"); |
| 2895 | ENTER_V8(isolate); |
| 2896 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2897 | has_pending_exception = !i::Execution::ToNumber( |
| 2898 | isolate, obj).ToHandle(&num); |
| 2899 | EXCEPTION_BAILOUT_CHECK(isolate, base::OS::nan_value()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2900 | } |
| 2901 | return num->Number(); |
| 2902 | } |
| 2903 | |
| 2904 | |
| 2905 | int64_t Value::IntegerValue() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2906 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2907 | i::Handle<i::Object> num; |
| 2908 | if (obj->IsNumber()) { |
| 2909 | num = obj; |
| 2910 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2911 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2912 | LOG_API(isolate, "IntegerValue"); |
| 2913 | ENTER_V8(isolate); |
| 2914 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2915 | has_pending_exception = !i::Execution::ToInteger( |
| 2916 | isolate, obj).ToHandle(&num); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2917 | EXCEPTION_BAILOUT_CHECK(isolate, 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2918 | } |
| 2919 | if (num->IsSmi()) { |
| 2920 | return i::Smi::cast(*num)->value(); |
| 2921 | } else { |
| 2922 | return static_cast<int64_t>(num->Number()); |
| 2923 | } |
| 2924 | } |
| 2925 | |
| 2926 | |
| 2927 | Local<Int32> Value::ToInt32() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2928 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2929 | i::Handle<i::Object> num; |
| 2930 | if (obj->IsSmi()) { |
| 2931 | num = obj; |
| 2932 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2933 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2934 | LOG_API(isolate, "ToInt32"); |
| 2935 | ENTER_V8(isolate); |
| 2936 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2937 | has_pending_exception = !i::Execution::ToInt32(isolate, obj).ToHandle(&num); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2938 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Int32>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2939 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2940 | return ToApiHandle<Int32>(num); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2941 | } |
| 2942 | |
| 2943 | |
| 2944 | Local<Uint32> Value::ToUint32() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2945 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2946 | i::Handle<i::Object> num; |
| 2947 | if (obj->IsSmi()) { |
| 2948 | num = obj; |
| 2949 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2950 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2951 | LOG_API(isolate, "ToUInt32"); |
| 2952 | ENTER_V8(isolate); |
| 2953 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2954 | has_pending_exception = !i::Execution::ToUint32( |
| 2955 | isolate, obj).ToHandle(&num); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2956 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Uint32>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2957 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2958 | return ToApiHandle<Uint32>(num); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2959 | } |
| 2960 | |
| 2961 | |
| 2962 | Local<Uint32> Value::ToArrayIndex() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2963 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2964 | if (obj->IsSmi()) { |
| 2965 | if (i::Smi::cast(*obj)->value() >= 0) return Utils::Uint32ToLocal(obj); |
| 2966 | return Local<Uint32>(); |
| 2967 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2968 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2969 | LOG_API(isolate, "ToArrayIndex"); |
| 2970 | ENTER_V8(isolate); |
| 2971 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2972 | i::Handle<i::Object> string_obj; |
| 2973 | has_pending_exception = !i::Execution::ToString( |
| 2974 | isolate, obj).ToHandle(&string_obj); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2975 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Uint32>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2976 | i::Handle<i::String> str = i::Handle<i::String>::cast(string_obj); |
| 2977 | uint32_t index; |
| 2978 | if (str->AsArrayIndex(&index)) { |
| 2979 | i::Handle<i::Object> value; |
| 2980 | if (index <= static_cast<uint32_t>(i::Smi::kMaxValue)) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2981 | value = i::Handle<i::Object>(i::Smi::FromInt(index), isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2982 | } else { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2983 | value = isolate->factory()->NewNumber(index); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2984 | } |
| 2985 | return Utils::Uint32ToLocal(value); |
| 2986 | } |
| 2987 | return Local<Uint32>(); |
| 2988 | } |
| 2989 | |
| 2990 | |
| 2991 | int32_t Value::Int32Value() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 2992 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 2993 | if (obj->IsSmi()) { |
| 2994 | return i::Smi::cast(*obj)->value(); |
| 2995 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 2996 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 2997 | LOG_API(isolate, "Int32Value (slow)"); |
| 2998 | ENTER_V8(isolate); |
| 2999 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3000 | i::Handle<i::Object> num; |
| 3001 | has_pending_exception = !i::Execution::ToInt32(isolate, obj).ToHandle(&num); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3002 | EXCEPTION_BAILOUT_CHECK(isolate, 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3003 | if (num->IsSmi()) { |
| 3004 | return i::Smi::cast(*num)->value(); |
| 3005 | } else { |
| 3006 | return static_cast<int32_t>(num->Number()); |
| 3007 | } |
| 3008 | } |
| 3009 | } |
| 3010 | |
| 3011 | |
| 3012 | bool Value::Equals(Handle<Value> that) const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3013 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3014 | i::Handle<i::Object> obj = Utils::OpenHandle(this, true); |
| 3015 | if (!Utils::ApiCheck(!obj.is_null() && !that.IsEmpty(), |
| 3016 | "v8::Value::Equals()", |
| 3017 | "Reading from empty handle")) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3018 | return false; |
| 3019 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3020 | LOG_API(isolate, "Equals"); |
| 3021 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3022 | i::Handle<i::Object> other = Utils::OpenHandle(*that); |
Steve Block | 1e0659c | 2011-05-24 12:43:12 +0100 | [diff] [blame] | 3023 | // If both obj and other are JSObjects, we'd better compare by identity |
| 3024 | // immediately when going into JS builtin. The reason is Invoke |
| 3025 | // would overwrite global object receiver with global proxy. |
| 3026 | if (obj->IsJSObject() && other->IsJSObject()) { |
| 3027 | return *obj == *other; |
| 3028 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3029 | i::Handle<i::Object> args[] = { other }; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3030 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3031 | i::Handle<i::Object> result; |
| 3032 | has_pending_exception = !CallV8HeapFunction( |
| 3033 | "EQUALS", obj, arraysize(args), args).ToHandle(&result); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3034 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3035 | return *result == i::Smi::FromInt(i::EQUAL); |
| 3036 | } |
| 3037 | |
| 3038 | |
| 3039 | bool Value::StrictEquals(Handle<Value> that) const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3040 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3041 | i::Handle<i::Object> obj = Utils::OpenHandle(this, true); |
| 3042 | if (!Utils::ApiCheck(!obj.is_null() && !that.IsEmpty(), |
| 3043 | "v8::Value::StrictEquals()", |
| 3044 | "Reading from empty handle")) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3045 | return false; |
| 3046 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3047 | LOG_API(isolate, "StrictEquals"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3048 | i::Handle<i::Object> other = Utils::OpenHandle(*that); |
| 3049 | // Must check HeapNumber first, since NaN !== NaN. |
| 3050 | if (obj->IsHeapNumber()) { |
| 3051 | if (!other->IsNumber()) return false; |
| 3052 | double x = obj->Number(); |
| 3053 | double y = other->Number(); |
| 3054 | // Must check explicitly for NaN:s on Windows, but -0 works fine. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3055 | return x == y && !std::isnan(x) && !std::isnan(y); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3056 | } else if (*obj == *other) { // Also covers Booleans. |
| 3057 | return true; |
| 3058 | } else if (obj->IsSmi()) { |
| 3059 | return other->IsNumber() && obj->Number() == other->Number(); |
| 3060 | } else if (obj->IsString()) { |
| 3061 | return other->IsString() && |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3062 | i::String::Equals(i::Handle<i::String>::cast(obj), |
| 3063 | i::Handle<i::String>::cast(other)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3064 | } else if (obj->IsUndefined() || obj->IsUndetectableObject()) { |
| 3065 | return other->IsUndefined() || other->IsUndetectableObject(); |
| 3066 | } else { |
| 3067 | return false; |
| 3068 | } |
| 3069 | } |
| 3070 | |
| 3071 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3072 | bool Value::SameValue(Handle<Value> that) const { |
| 3073 | i::Handle<i::Object> obj = Utils::OpenHandle(this, true); |
| 3074 | if (!Utils::ApiCheck(!obj.is_null() && !that.IsEmpty(), |
| 3075 | "v8::Value::SameValue()", |
| 3076 | "Reading from empty handle")) { |
| 3077 | return false; |
| 3078 | } |
| 3079 | i::Handle<i::Object> other = Utils::OpenHandle(*that); |
| 3080 | return obj->SameValue(*other); |
| 3081 | } |
| 3082 | |
| 3083 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3084 | uint32_t Value::Uint32Value() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3085 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 3086 | if (obj->IsSmi()) { |
| 3087 | return i::Smi::cast(*obj)->value(); |
| 3088 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3089 | i::Isolate* isolate = i::HeapObject::cast(*obj)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3090 | LOG_API(isolate, "Uint32Value"); |
| 3091 | ENTER_V8(isolate); |
| 3092 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3093 | i::Handle<i::Object> num; |
| 3094 | has_pending_exception = !i::Execution::ToUint32( |
| 3095 | isolate, obj).ToHandle(&num); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3096 | EXCEPTION_BAILOUT_CHECK(isolate, 0); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3097 | if (num->IsSmi()) { |
| 3098 | return i::Smi::cast(*num)->value(); |
| 3099 | } else { |
| 3100 | return static_cast<uint32_t>(num->Number()); |
| 3101 | } |
| 3102 | } |
| 3103 | } |
| 3104 | |
| 3105 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3106 | bool v8::Object::Set(v8::Handle<Value> key, v8::Handle<Value> value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3107 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3108 | ON_BAILOUT(isolate, "v8::Object::Set()", return false); |
| 3109 | ENTER_V8(isolate); |
| 3110 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3111 | i::Handle<i::Object> self = Utils::OpenHandle(this); |
| 3112 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| 3113 | i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3114 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3115 | has_pending_exception = |
| 3116 | i::Runtime::SetObjectProperty(isolate, self, key_obj, value_obj, |
| 3117 | i::SLOPPY).is_null(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3118 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3119 | return true; |
| 3120 | } |
| 3121 | |
| 3122 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 3123 | bool v8::Object::Set(uint32_t index, v8::Handle<Value> value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3124 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3125 | ON_BAILOUT(isolate, "v8::Object::Set()", return false); |
| 3126 | ENTER_V8(isolate); |
| 3127 | i::HandleScope scope(isolate); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 3128 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 3129 | i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3130 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3131 | has_pending_exception = i::JSObject::SetElement( |
| 3132 | self, index, value_obj, NONE, i::SLOPPY).is_null(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3133 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 3134 | return true; |
| 3135 | } |
| 3136 | |
| 3137 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3138 | bool v8::Object::ForceSet(v8::Handle<Value> key, |
| 3139 | v8::Handle<Value> value, |
| 3140 | v8::PropertyAttribute attribs) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3141 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3142 | ON_BAILOUT(isolate, "v8::Object::ForceSet()", return false); |
| 3143 | ENTER_V8(isolate); |
| 3144 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3145 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 3146 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| 3147 | i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3148 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3149 | has_pending_exception = i::Runtime::DefineObjectProperty( |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3150 | self, |
| 3151 | key_obj, |
| 3152 | value_obj, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3153 | static_cast<PropertyAttributes>(attribs)).is_null(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3154 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3155 | return true; |
| 3156 | } |
| 3157 | |
| 3158 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3159 | bool v8::Object::SetPrivate(v8::Handle<Private> key, v8::Handle<Value> value) { |
| 3160 | return ForceSet(v8::Handle<Value>(reinterpret_cast<Value*>(*key)), |
| 3161 | value, DontEnum); |
| 3162 | } |
| 3163 | |
| 3164 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3165 | bool v8::Object::ForceDelete(v8::Handle<Value> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3166 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3167 | ON_BAILOUT(isolate, "v8::Object::ForceDelete()", return false); |
| 3168 | ENTER_V8(isolate); |
| 3169 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3170 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 3171 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3172 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3173 | // When deleting a property on the global object using ForceDelete |
| 3174 | // deoptimize all functions as optimized code does not check for the hole |
| 3175 | // value with DontDelete properties. We have to deoptimize all contexts |
| 3176 | // because of possible cross-context inlined functions. |
| 3177 | if (self->IsJSGlobalProxy() || self->IsGlobalObject()) { |
| 3178 | i::Deoptimizer::DeoptimizeAll(isolate); |
| 3179 | } |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3180 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3181 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3182 | i::Handle<i::Object> obj; |
| 3183 | has_pending_exception = !i::Runtime::DeleteObjectProperty( |
| 3184 | isolate, self, key_obj, i::JSReceiver::FORCE_DELETION).ToHandle(&obj); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3185 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3186 | return obj->IsTrue(); |
| 3187 | } |
| 3188 | |
| 3189 | |
| 3190 | Local<Value> v8::Object::Get(v8::Handle<Value> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3191 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3192 | ON_BAILOUT(isolate, "v8::Object::Get()", return Local<v8::Value>()); |
| 3193 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3194 | i::Handle<i::Object> self = Utils::OpenHandle(this); |
| 3195 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3196 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3197 | i::Handle<i::Object> result; |
| 3198 | has_pending_exception = |
| 3199 | !i::Runtime::GetObjectProperty(isolate, self, key_obj).ToHandle(&result); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3200 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3201 | return Utils::ToLocal(result); |
| 3202 | } |
| 3203 | |
| 3204 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 3205 | Local<Value> v8::Object::Get(uint32_t index) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3206 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3207 | ON_BAILOUT(isolate, "v8::Object::Get()", return Local<v8::Value>()); |
| 3208 | ENTER_V8(isolate); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 3209 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3210 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3211 | i::Handle<i::Object> result; |
| 3212 | has_pending_exception = |
| 3213 | !i::Object::GetElement(isolate, self, index).ToHandle(&result); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3214 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 3215 | return Utils::ToLocal(result); |
| 3216 | } |
| 3217 | |
| 3218 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3219 | Local<Value> v8::Object::GetPrivate(v8::Handle<Private> key) { |
| 3220 | return Get(v8::Handle<Value>(reinterpret_cast<Value*>(*key))); |
| 3221 | } |
| 3222 | |
| 3223 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 3224 | PropertyAttribute v8::Object::GetPropertyAttributes(v8::Handle<Value> key) { |
| 3225 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3226 | ON_BAILOUT(isolate, "v8::Object::GetPropertyAttributes()", |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 3227 | return static_cast<PropertyAttribute>(NONE)); |
| 3228 | ENTER_V8(isolate); |
| 3229 | i::HandleScope scope(isolate); |
| 3230 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 3231 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3232 | if (!key_obj->IsName()) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 3233 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3234 | has_pending_exception = !i::Execution::ToString( |
| 3235 | isolate, key_obj).ToHandle(&key_obj); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 3236 | EXCEPTION_BAILOUT_CHECK(isolate, static_cast<PropertyAttribute>(NONE)); |
| 3237 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3238 | i::Handle<i::Name> key_name = i::Handle<i::Name>::cast(key_obj); |
| 3239 | EXCEPTION_PREAMBLE(isolate); |
| 3240 | Maybe<PropertyAttributes> result = |
| 3241 | i::JSReceiver::GetPropertyAttributes(self, key_name); |
| 3242 | has_pending_exception = !result.has_value; |
| 3243 | EXCEPTION_BAILOUT_CHECK(isolate, static_cast<PropertyAttribute>(NONE)); |
| 3244 | if (result.value == ABSENT) return static_cast<PropertyAttribute>(NONE); |
| 3245 | return static_cast<PropertyAttribute>(result.value); |
| 3246 | } |
| 3247 | |
| 3248 | |
| 3249 | Local<Value> v8::Object::GetOwnPropertyDescriptor(Local<String> key) { |
| 3250 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3251 | ON_BAILOUT(isolate, "v8::Object::GetOwnPropertyDescriptor()", |
| 3252 | return Local<Value>()); |
| 3253 | ENTER_V8(isolate); |
| 3254 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 3255 | i::Handle<i::Name> key_name = Utils::OpenHandle(*key); |
| 3256 | i::Handle<i::Object> args[] = { obj, key_name }; |
| 3257 | EXCEPTION_PREAMBLE(isolate); |
| 3258 | i::Handle<i::Object> result; |
| 3259 | has_pending_exception = !CallV8HeapFunction( |
| 3260 | "ObjectGetOwnPropertyDescriptor", |
| 3261 | isolate->factory()->undefined_value(), |
| 3262 | arraysize(args), |
| 3263 | args).ToHandle(&result); |
| 3264 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
| 3265 | return Utils::ToLocal(result); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 3266 | } |
| 3267 | |
| 3268 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3269 | Local<Value> v8::Object::GetPrototype() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3270 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3271 | ON_BAILOUT(isolate, "v8::Object::GetPrototype()", return Local<v8::Value>()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3272 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3273 | i::Handle<i::Object> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3274 | i::PrototypeIterator iter(isolate, self); |
| 3275 | return Utils::ToLocal(i::PrototypeIterator::GetCurrent(iter)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3276 | } |
| 3277 | |
| 3278 | |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 3279 | bool v8::Object::SetPrototype(Handle<Value> value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3280 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3281 | ON_BAILOUT(isolate, "v8::Object::SetPrototype()", return false); |
| 3282 | ENTER_V8(isolate); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 3283 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 3284 | i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 3285 | // We do not allow exceptions thrown while setting the prototype |
| 3286 | // to propagate outside. |
| 3287 | TryCatch try_catch; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3288 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3289 | i::MaybeHandle<i::Object> result = |
| 3290 | i::JSObject::SetPrototype(self, value_obj, false); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 3291 | has_pending_exception = result.is_null(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3292 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 3293 | return true; |
| 3294 | } |
| 3295 | |
| 3296 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3297 | Local<Object> v8::Object::FindInstanceInPrototypeChain( |
| 3298 | v8::Handle<FunctionTemplate> tmpl) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3299 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3300 | ON_BAILOUT(isolate, |
| 3301 | "v8::Object::FindInstanceInPrototypeChain()", |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3302 | return Local<v8::Object>()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3303 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3304 | i::PrototypeIterator iter(isolate, *Utils::OpenHandle(this), |
| 3305 | i::PrototypeIterator::START_AT_RECEIVER); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3306 | i::FunctionTemplateInfo* tmpl_info = *Utils::OpenHandle(*tmpl); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3307 | while (!tmpl_info->IsTemplateFor(iter.GetCurrent())) { |
| 3308 | iter.Advance(); |
| 3309 | if (iter.IsAtEnd()) { |
| 3310 | return Local<Object>(); |
| 3311 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3312 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3313 | return Utils::ToLocal( |
| 3314 | i::handle(i::JSObject::cast(iter.GetCurrent()), isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3315 | } |
| 3316 | |
| 3317 | |
| 3318 | Local<Array> v8::Object::GetPropertyNames() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3319 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3320 | ON_BAILOUT(isolate, "v8::Object::GetPropertyNames()", |
| 3321 | return Local<v8::Array>()); |
| 3322 | ENTER_V8(isolate); |
| 3323 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3324 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3325 | EXCEPTION_PREAMBLE(isolate); |
| 3326 | i::Handle<i::FixedArray> value; |
| 3327 | has_pending_exception = !i::JSReceiver::GetKeys( |
| 3328 | self, i::JSReceiver::INCLUDE_PROTOS).ToHandle(&value); |
| 3329 | EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Array>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3330 | // Because we use caching to speed up enumeration it is important |
| 3331 | // to never change the result of the basic enumeration function so |
| 3332 | // we clone the result. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3333 | i::Handle<i::FixedArray> elms = isolate->factory()->CopyFixedArray(value); |
| 3334 | i::Handle<i::JSArray> result = |
| 3335 | isolate->factory()->NewJSArrayWithElements(elms); |
| 3336 | return Utils::ToLocal(scope.CloseAndEscape(result)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3337 | } |
| 3338 | |
| 3339 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 3340 | Local<Array> v8::Object::GetOwnPropertyNames() { |
| 3341 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3342 | ON_BAILOUT(isolate, "v8::Object::GetOwnPropertyNames()", |
| 3343 | return Local<v8::Array>()); |
| 3344 | ENTER_V8(isolate); |
| 3345 | i::HandleScope scope(isolate); |
| 3346 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3347 | EXCEPTION_PREAMBLE(isolate); |
| 3348 | i::Handle<i::FixedArray> value; |
| 3349 | has_pending_exception = !i::JSReceiver::GetKeys( |
| 3350 | self, i::JSReceiver::OWN_ONLY).ToHandle(&value); |
| 3351 | EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Array>()); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 3352 | // Because we use caching to speed up enumeration it is important |
| 3353 | // to never change the result of the basic enumeration function so |
| 3354 | // we clone the result. |
| 3355 | i::Handle<i::FixedArray> elms = isolate->factory()->CopyFixedArray(value); |
| 3356 | i::Handle<i::JSArray> result = |
| 3357 | isolate->factory()->NewJSArrayWithElements(elms); |
| 3358 | return Utils::ToLocal(scope.CloseAndEscape(result)); |
| 3359 | } |
| 3360 | |
| 3361 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3362 | Local<String> v8::Object::ObjectProtoToString() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3363 | i::Isolate* i_isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3364 | Isolate* isolate = reinterpret_cast<Isolate*>(i_isolate); |
| 3365 | ON_BAILOUT(i_isolate, "v8::Object::ObjectProtoToString()", |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3366 | return Local<v8::String>()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3367 | ENTER_V8(i_isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3368 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 3369 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3370 | i::Handle<i::Object> name(self->class_name(), i_isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3371 | |
| 3372 | // Native implementation of Object.prototype.toString (v8natives.js): |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3373 | // var c = %_ClassOf(this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3374 | // if (c === 'Arguments') c = 'Object'; |
| 3375 | // return "[object " + c + "]"; |
| 3376 | |
| 3377 | if (!name->IsString()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3378 | return v8::String::NewFromUtf8(isolate, "[object ]"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3379 | } else { |
| 3380 | i::Handle<i::String> class_name = i::Handle<i::String>::cast(name); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3381 | if (i::String::Equals(class_name, |
| 3382 | i_isolate->factory()->Arguments_string())) { |
| 3383 | return v8::String::NewFromUtf8(isolate, "[object Object]"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3384 | } else { |
| 3385 | const char* prefix = "[object "; |
| 3386 | Local<String> str = Utils::ToLocal(class_name); |
| 3387 | const char* postfix = "]"; |
| 3388 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3389 | int prefix_len = i::StrLength(prefix); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3390 | int str_len = str->Utf8Length(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3391 | int postfix_len = i::StrLength(postfix); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3392 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 3393 | int buf_len = prefix_len + str_len + postfix_len; |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 3394 | i::ScopedVector<char> buf(buf_len); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3395 | |
| 3396 | // Write prefix. |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 3397 | char* ptr = buf.start(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3398 | i::MemCopy(ptr, prefix, prefix_len * v8::internal::kCharSize); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3399 | ptr += prefix_len; |
| 3400 | |
| 3401 | // Write real content. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3402 | str->WriteUtf8(ptr, str_len); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3403 | ptr += str_len; |
| 3404 | |
| 3405 | // Write postfix. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3406 | i::MemCopy(ptr, postfix, postfix_len * v8::internal::kCharSize); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3407 | |
| 3408 | // Copy the buffer into a heap-allocated string and return it. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3409 | Local<String> result = v8::String::NewFromUtf8( |
| 3410 | isolate, buf.start(), String::kNormalString, buf_len); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3411 | return result; |
| 3412 | } |
| 3413 | } |
| 3414 | } |
| 3415 | |
| 3416 | |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 3417 | Local<String> v8::Object::GetConstructorName() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3418 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3419 | ON_BAILOUT(isolate, "v8::Object::GetConstructorName()", |
| 3420 | return Local<v8::String>()); |
| 3421 | ENTER_V8(isolate); |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 3422 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
| 3423 | i::Handle<i::String> name(self->constructor_name()); |
| 3424 | return Utils::ToLocal(name); |
| 3425 | } |
| 3426 | |
| 3427 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3428 | bool v8::Object::Delete(v8::Handle<Value> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3429 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3430 | ON_BAILOUT(isolate, "v8::Object::Delete()", return false); |
| 3431 | ENTER_V8(isolate); |
| 3432 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3433 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3434 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| 3435 | EXCEPTION_PREAMBLE(isolate); |
| 3436 | i::Handle<i::Object> obj; |
| 3437 | has_pending_exception = !i::Runtime::DeleteObjectProperty( |
| 3438 | isolate, self, key_obj, i::JSReceiver::NORMAL_DELETION).ToHandle(&obj); |
| 3439 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 3440 | return obj->IsTrue(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3441 | } |
| 3442 | |
| 3443 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3444 | bool v8::Object::DeletePrivate(v8::Handle<Private> key) { |
| 3445 | return Delete(v8::Handle<Value>(reinterpret_cast<Value*>(*key))); |
| 3446 | } |
| 3447 | |
| 3448 | |
| 3449 | bool v8::Object::Has(v8::Handle<Value> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3450 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3451 | ON_BAILOUT(isolate, "v8::Object::Has()", return false); |
| 3452 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3453 | i::Handle<i::JSReceiver> self = Utils::OpenHandle(this); |
| 3454 | i::Handle<i::Object> key_obj = Utils::OpenHandle(*key); |
| 3455 | EXCEPTION_PREAMBLE(isolate); |
| 3456 | i::Handle<i::Object> obj; |
| 3457 | has_pending_exception = !i::Runtime::HasObjectProperty( |
| 3458 | isolate, self, key_obj).ToHandle(&obj); |
| 3459 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 3460 | return obj->IsTrue(); |
| 3461 | } |
| 3462 | |
| 3463 | |
| 3464 | bool v8::Object::HasPrivate(v8::Handle<Private> key) { |
| 3465 | // TODO(rossberg): this should use HasOwnProperty, but we'd need to |
| 3466 | // generalise that to a (noy yet existant) Name argument first. |
| 3467 | return Has(v8::Handle<Value>(reinterpret_cast<Value*>(*key))); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3468 | } |
| 3469 | |
| 3470 | |
| 3471 | bool v8::Object::Delete(uint32_t index) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3472 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3473 | ON_BAILOUT(isolate, "v8::Object::DeleteProperty()", |
| 3474 | return false); |
| 3475 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3476 | HandleScope scope(reinterpret_cast<Isolate*>(isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3477 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3478 | |
| 3479 | EXCEPTION_PREAMBLE(isolate); |
| 3480 | i::Handle<i::Object> obj; |
| 3481 | has_pending_exception = |
| 3482 | !i::JSReceiver::DeleteElement(self, index).ToHandle(&obj); |
| 3483 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 3484 | return obj->IsTrue(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3485 | } |
| 3486 | |
| 3487 | |
| 3488 | bool v8::Object::Has(uint32_t index) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3489 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3490 | ON_BAILOUT(isolate, "v8::Object::HasProperty()", return false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3491 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3492 | EXCEPTION_PREAMBLE(isolate); |
| 3493 | Maybe<bool> maybe = i::JSReceiver::HasElement(self, index); |
| 3494 | has_pending_exception = !maybe.has_value; |
| 3495 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 3496 | return maybe.value; |
| 3497 | } |
| 3498 | |
| 3499 | |
| 3500 | template<typename Getter, typename Setter, typename Data> |
| 3501 | static inline bool ObjectSetAccessor(Object* obj, |
| 3502 | Handle<Name> name, |
| 3503 | Getter getter, |
| 3504 | Setter setter, |
| 3505 | Data data, |
| 3506 | AccessControl settings, |
| 3507 | PropertyAttribute attributes) { |
| 3508 | i::Isolate* isolate = Utils::OpenHandle(obj)->GetIsolate(); |
| 3509 | ON_BAILOUT(isolate, "v8::Object::SetAccessor()", return false); |
| 3510 | ENTER_V8(isolate); |
| 3511 | i::HandleScope scope(isolate); |
| 3512 | v8::Handle<AccessorSignature> signature; |
| 3513 | i::Handle<i::AccessorInfo> info = MakeAccessorInfo( |
| 3514 | name, getter, setter, data, settings, attributes, signature); |
| 3515 | if (info.is_null()) return false; |
| 3516 | bool fast = Utils::OpenHandle(obj)->HasFastProperties(); |
| 3517 | i::Handle<i::Object> result; |
| 3518 | ASSIGN_RETURN_ON_EXCEPTION_VALUE( |
| 3519 | isolate, result, |
| 3520 | i::JSObject::SetAccessor(Utils::OpenHandle(obj), info), |
| 3521 | false); |
| 3522 | if (result->IsUndefined()) return false; |
| 3523 | if (fast) i::JSObject::MigrateSlowToFast(Utils::OpenHandle(obj), 0); |
| 3524 | return true; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3525 | } |
| 3526 | |
| 3527 | |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 3528 | bool Object::SetAccessor(Handle<String> name, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3529 | AccessorGetterCallback getter, |
| 3530 | AccessorSetterCallback setter, |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 3531 | v8::Handle<Value> data, |
| 3532 | AccessControl settings, |
| 3533 | PropertyAttribute attributes) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3534 | return ObjectSetAccessor( |
| 3535 | this, name, getter, setter, data, settings, attributes); |
| 3536 | } |
| 3537 | |
| 3538 | |
| 3539 | bool Object::SetAccessor(Handle<Name> name, |
| 3540 | AccessorNameGetterCallback getter, |
| 3541 | AccessorNameSetterCallback setter, |
| 3542 | v8::Handle<Value> data, |
| 3543 | AccessControl settings, |
| 3544 | PropertyAttribute attributes) { |
| 3545 | return ObjectSetAccessor( |
| 3546 | this, name, getter, setter, data, settings, attributes); |
| 3547 | } |
| 3548 | |
| 3549 | |
| 3550 | bool Object::SetDeclaredAccessor(Local<Name> name, |
| 3551 | Local<DeclaredAccessorDescriptor> descriptor, |
| 3552 | PropertyAttribute attributes, |
| 3553 | AccessControl settings) { |
| 3554 | void* null = NULL; |
| 3555 | return ObjectSetAccessor( |
| 3556 | this, name, descriptor, null, null, settings, attributes); |
| 3557 | } |
| 3558 | |
| 3559 | |
| 3560 | void Object::SetAccessorProperty(Local<Name> name, |
| 3561 | Local<Function> getter, |
| 3562 | Handle<Function> setter, |
| 3563 | PropertyAttribute attribute, |
| 3564 | AccessControl settings) { |
| 3565 | // TODO(verwaest): Remove |settings|. |
| 3566 | DCHECK_EQ(v8::DEFAULT, settings); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3567 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3568 | ON_BAILOUT(isolate, "v8::Object::SetAccessorProperty()", return); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3569 | ENTER_V8(isolate); |
| 3570 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3571 | i::Handle<i::Object> getter_i = v8::Utils::OpenHandle(*getter); |
| 3572 | i::Handle<i::Object> setter_i = v8::Utils::OpenHandle(*setter, true); |
| 3573 | if (setter_i.is_null()) setter_i = isolate->factory()->null_value(); |
| 3574 | i::JSObject::DefineAccessor(v8::Utils::OpenHandle(this), |
| 3575 | v8::Utils::OpenHandle(*name), |
| 3576 | getter_i, |
| 3577 | setter_i, |
| 3578 | static_cast<PropertyAttributes>(attribute)); |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 3579 | } |
| 3580 | |
| 3581 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 3582 | bool v8::Object::HasOwnProperty(Handle<String> key) { |
| 3583 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3584 | ON_BAILOUT(isolate, "v8::Object::HasOwnProperty()", |
| 3585 | return false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3586 | EXCEPTION_PREAMBLE(isolate); |
| 3587 | Maybe<bool> maybe = i::JSReceiver::HasOwnProperty(Utils::OpenHandle(this), |
| 3588 | Utils::OpenHandle(*key)); |
| 3589 | has_pending_exception = !maybe.has_value; |
| 3590 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 3591 | return maybe.value; |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 3592 | } |
| 3593 | |
| 3594 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3595 | bool v8::Object::HasRealNamedProperty(Handle<String> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3596 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3597 | ON_BAILOUT(isolate, "v8::Object::HasRealNamedProperty()", |
| 3598 | return false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3599 | EXCEPTION_PREAMBLE(isolate); |
| 3600 | Maybe<bool> maybe = i::JSObject::HasRealNamedProperty( |
| 3601 | Utils::OpenHandle(this), Utils::OpenHandle(*key)); |
| 3602 | has_pending_exception = !maybe.has_value; |
| 3603 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 3604 | return maybe.value; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3605 | } |
| 3606 | |
| 3607 | |
| 3608 | bool v8::Object::HasRealIndexedProperty(uint32_t index) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3609 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3610 | ON_BAILOUT(isolate, "v8::Object::HasRealIndexedProperty()", |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3611 | return false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3612 | EXCEPTION_PREAMBLE(isolate); |
| 3613 | Maybe<bool> maybe = |
| 3614 | i::JSObject::HasRealElementProperty(Utils::OpenHandle(this), index); |
| 3615 | has_pending_exception = !maybe.has_value; |
| 3616 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 3617 | return maybe.value; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3618 | } |
| 3619 | |
| 3620 | |
| 3621 | bool v8::Object::HasRealNamedCallbackProperty(Handle<String> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3622 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3623 | ON_BAILOUT(isolate, |
| 3624 | "v8::Object::HasRealNamedCallbackProperty()", |
| 3625 | return false); |
| 3626 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3627 | EXCEPTION_PREAMBLE(isolate); |
| 3628 | Maybe<bool> maybe = i::JSObject::HasRealNamedCallbackProperty( |
| 3629 | Utils::OpenHandle(this), Utils::OpenHandle(*key)); |
| 3630 | has_pending_exception = !maybe.has_value; |
| 3631 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 3632 | return maybe.value; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3633 | } |
| 3634 | |
| 3635 | |
| 3636 | bool v8::Object::HasNamedLookupInterceptor() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3637 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3638 | ON_BAILOUT(isolate, "v8::Object::HasNamedLookupInterceptor()", |
| 3639 | return false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3640 | return Utils::OpenHandle(this)->HasNamedInterceptor(); |
| 3641 | } |
| 3642 | |
| 3643 | |
| 3644 | bool v8::Object::HasIndexedLookupInterceptor() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3645 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3646 | ON_BAILOUT(isolate, "v8::Object::HasIndexedLookupInterceptor()", |
| 3647 | return false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3648 | return Utils::OpenHandle(this)->HasIndexedInterceptor(); |
| 3649 | } |
| 3650 | |
| 3651 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3652 | static Local<Value> GetPropertyByLookup(i::LookupIterator* it) { |
| 3653 | // If the property being looked up is a callback, it can throw an exception. |
| 3654 | EXCEPTION_PREAMBLE(it->isolate()); |
| 3655 | i::Handle<i::Object> result; |
| 3656 | has_pending_exception = !i::Object::GetProperty(it).ToHandle(&result); |
| 3657 | EXCEPTION_BAILOUT_CHECK(it->isolate(), Local<Value>()); |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 3658 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3659 | if (it->IsFound()) return Utils::ToLocal(result); |
| 3660 | return Local<Value>(); |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 3661 | } |
| 3662 | |
| 3663 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3664 | Local<Value> v8::Object::GetRealNamedPropertyInPrototypeChain( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3665 | Handle<String> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3666 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3667 | ON_BAILOUT(isolate, |
| 3668 | "v8::Object::GetRealNamedPropertyInPrototypeChain()", |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3669 | return Local<Value>()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3670 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3671 | i::Handle<i::JSObject> self_obj = Utils::OpenHandle(this); |
| 3672 | i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3673 | i::PrototypeIterator iter(isolate, self_obj); |
| 3674 | if (iter.IsAtEnd()) return Local<Value>(); |
| 3675 | i::Handle<i::Object> proto = i::PrototypeIterator::GetCurrent(iter); |
| 3676 | i::LookupIterator it(self_obj, key_obj, i::Handle<i::JSReceiver>::cast(proto), |
| 3677 | i::LookupIterator::PROTOTYPE_CHAIN_SKIP_INTERCEPTOR); |
| 3678 | return GetPropertyByLookup(&it); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3679 | } |
| 3680 | |
| 3681 | |
| 3682 | Local<Value> v8::Object::GetRealNamedProperty(Handle<String> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3683 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3684 | ON_BAILOUT(isolate, "v8::Object::GetRealNamedProperty()", |
| 3685 | return Local<Value>()); |
| 3686 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3687 | i::Handle<i::JSObject> self_obj = Utils::OpenHandle(this); |
| 3688 | i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3689 | i::LookupIterator it(self_obj, key_obj, |
| 3690 | i::LookupIterator::PROTOTYPE_CHAIN_SKIP_INTERCEPTOR); |
| 3691 | return GetPropertyByLookup(&it); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3692 | } |
| 3693 | |
| 3694 | |
| 3695 | // Turns on access checks by copying the map and setting the check flag. |
| 3696 | // Because the object gets a new map, existing inline cache caching |
| 3697 | // the old map of this object will fail. |
| 3698 | void v8::Object::TurnOnAccessCheck() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3699 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3700 | ON_BAILOUT(isolate, "v8::Object::TurnOnAccessCheck()", return); |
| 3701 | ENTER_V8(isolate); |
| 3702 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3703 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 3704 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 3705 | // When turning on access checks for a global object deoptimize all functions |
| 3706 | // as optimized code does not always handle access checks. |
| 3707 | i::Deoptimizer::DeoptimizeGlobalObject(*obj); |
| 3708 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3709 | i::Handle<i::Map> new_map = i::Map::Copy(i::Handle<i::Map>(obj->map())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3710 | new_map->set_is_access_check_needed(true); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3711 | i::JSObject::MigrateToMap(obj, new_map); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3712 | } |
| 3713 | |
| 3714 | |
| 3715 | bool v8::Object::IsDirty() { |
| 3716 | return Utils::OpenHandle(this)->IsDirty(); |
| 3717 | } |
| 3718 | |
| 3719 | |
| 3720 | Local<v8::Object> v8::Object::Clone() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3721 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3722 | ON_BAILOUT(isolate, "v8::Object::Clone()", return Local<Object>()); |
| 3723 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3724 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3725 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3726 | i::Handle<i::JSObject> result = isolate->factory()->CopyJSObject(self); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3727 | has_pending_exception = result.is_null(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3728 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Object>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3729 | return Utils::ToLocal(result); |
| 3730 | } |
| 3731 | |
| 3732 | |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 3733 | Local<v8::Context> v8::Object::CreationContext() { |
| 3734 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3735 | ON_BAILOUT(isolate, |
| 3736 | "v8::Object::CreationContext()", return Local<v8::Context>()); |
| 3737 | ENTER_V8(isolate); |
| 3738 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3739 | i::Context* context = self->GetCreationContext(); |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 3740 | return Utils::ToLocal(i::Handle<i::Context>(context)); |
| 3741 | } |
| 3742 | |
| 3743 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3744 | int v8::Object::GetIdentityHash() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3745 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3746 | ON_BAILOUT(isolate, "v8::Object::GetIdentityHash()", return 0); |
| 3747 | ENTER_V8(isolate); |
| 3748 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3749 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3750 | return i::JSReceiver::GetOrCreateIdentityHash(self)->value(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3751 | } |
| 3752 | |
| 3753 | |
| 3754 | bool v8::Object::SetHiddenValue(v8::Handle<v8::String> key, |
| 3755 | v8::Handle<v8::Value> value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3756 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3757 | ON_BAILOUT(isolate, "v8::Object::SetHiddenValue()", return false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3758 | if (value.IsEmpty()) return DeleteHiddenValue(key); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3759 | ENTER_V8(isolate); |
| 3760 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3761 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3762 | i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3763 | i::Handle<i::String> key_string = |
| 3764 | isolate->factory()->InternalizeString(key_obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3765 | i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3766 | i::Handle<i::Object> result = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3767 | i::JSObject::SetHiddenProperty(self, key_string, value_obj); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3768 | return *result == *self; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3769 | } |
| 3770 | |
| 3771 | |
| 3772 | v8::Local<v8::Value> v8::Object::GetHiddenValue(v8::Handle<v8::String> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3773 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3774 | ON_BAILOUT(isolate, "v8::Object::GetHiddenValue()", |
| 3775 | return Local<v8::Value>()); |
| 3776 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3777 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3778 | i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3779 | i::Handle<i::String> key_string = |
| 3780 | isolate->factory()->InternalizeString(key_obj); |
| 3781 | i::Handle<i::Object> result(self->GetHiddenProperty(key_string), isolate); |
| 3782 | if (result->IsTheHole()) return v8::Local<v8::Value>(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3783 | return Utils::ToLocal(result); |
| 3784 | } |
| 3785 | |
| 3786 | |
| 3787 | bool v8::Object::DeleteHiddenValue(v8::Handle<v8::String> key) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3788 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3789 | ON_BAILOUT(isolate, "v8::DeleteHiddenValue()", return false); |
| 3790 | ENTER_V8(isolate); |
| 3791 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3792 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3793 | i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3794 | i::Handle<i::String> key_string = |
| 3795 | isolate->factory()->InternalizeString(key_obj); |
| 3796 | i::JSObject::DeleteHiddenProperty(self, key_string); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3797 | return true; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3798 | } |
| 3799 | |
| 3800 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3801 | namespace { |
| 3802 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 3803 | static i::ElementsKind GetElementsKindFromExternalArrayType( |
| 3804 | ExternalArrayType array_type) { |
| 3805 | switch (array_type) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3806 | #define ARRAY_TYPE_TO_ELEMENTS_KIND(Type, type, TYPE, ctype, size) \ |
| 3807 | case kExternal##Type##Array: \ |
| 3808 | return i::EXTERNAL_##TYPE##_ELEMENTS; |
| 3809 | |
| 3810 | TYPED_ARRAYS(ARRAY_TYPE_TO_ELEMENTS_KIND) |
| 3811 | #undef ARRAY_TYPE_TO_ELEMENTS_KIND |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 3812 | } |
| 3813 | UNREACHABLE(); |
| 3814 | return i::DICTIONARY_ELEMENTS; |
| 3815 | } |
| 3816 | |
| 3817 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3818 | void PrepareExternalArrayElements(i::Handle<i::JSObject> object, |
| 3819 | void* data, |
| 3820 | ExternalArrayType array_type, |
| 3821 | int length) { |
| 3822 | i::Isolate* isolate = object->GetIsolate(); |
| 3823 | i::Handle<i::ExternalArray> array = |
| 3824 | isolate->factory()->NewExternalArray(length, array_type, data); |
| 3825 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3826 | i::Handle<i::Map> external_array_map = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3827 | i::JSObject::GetElementsTransitionMap( |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3828 | object, |
| 3829 | GetElementsKindFromExternalArrayType(array_type)); |
| 3830 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3831 | i::JSObject::SetMapAndElements(object, external_array_map, array); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3832 | } |
| 3833 | |
| 3834 | } // namespace |
| 3835 | |
| 3836 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3837 | void v8::Object::SetIndexedPropertiesToPixelData(uint8_t* data, int length) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3838 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3839 | ON_BAILOUT(isolate, "v8::SetElementsToPixelData()", return); |
| 3840 | ENTER_V8(isolate); |
| 3841 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3842 | if (!Utils::ApiCheck(length >= 0 && |
| 3843 | length <= i::ExternalUint8ClampedArray::kMaxLength, |
| 3844 | "v8::Object::SetIndexedPropertiesToPixelData()", |
| 3845 | "length exceeds max acceptable value")) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3846 | return; |
| 3847 | } |
| 3848 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3849 | if (!Utils::ApiCheck(!self->IsJSArray(), |
| 3850 | "v8::Object::SetIndexedPropertiesToPixelData()", |
| 3851 | "JSArray is not supported")) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3852 | return; |
| 3853 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3854 | PrepareExternalArrayElements(self, data, kExternalUint8ClampedArray, length); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 3855 | } |
| 3856 | |
| 3857 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3858 | bool v8::Object::HasIndexedPropertiesInPixelData() { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3859 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3860 | ON_BAILOUT(self->GetIsolate(), "v8::HasIndexedPropertiesInPixelData()", |
| 3861 | return false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3862 | return self->HasExternalUint8ClampedElements(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3863 | } |
| 3864 | |
| 3865 | |
| 3866 | uint8_t* v8::Object::GetIndexedPropertiesPixelData() { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3867 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3868 | ON_BAILOUT(self->GetIsolate(), "v8::GetIndexedPropertiesPixelData()", |
| 3869 | return NULL); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3870 | if (self->HasExternalUint8ClampedElements()) { |
| 3871 | return i::ExternalUint8ClampedArray::cast(self->elements())-> |
| 3872 | external_uint8_clamped_pointer(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3873 | } else { |
| 3874 | return NULL; |
| 3875 | } |
| 3876 | } |
| 3877 | |
| 3878 | |
| 3879 | int v8::Object::GetIndexedPropertiesPixelDataLength() { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3880 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3881 | ON_BAILOUT(self->GetIsolate(), "v8::GetIndexedPropertiesPixelDataLength()", |
| 3882 | return -1); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3883 | if (self->HasExternalUint8ClampedElements()) { |
| 3884 | return i::ExternalUint8ClampedArray::cast(self->elements())->length(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3885 | } else { |
| 3886 | return -1; |
| 3887 | } |
| 3888 | } |
| 3889 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 3890 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 3891 | void v8::Object::SetIndexedPropertiesToExternalArrayData( |
| 3892 | void* data, |
| 3893 | ExternalArrayType array_type, |
| 3894 | int length) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3895 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3896 | ON_BAILOUT(isolate, "v8::SetIndexedPropertiesToExternalArrayData()", return); |
| 3897 | ENTER_V8(isolate); |
| 3898 | i::HandleScope scope(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3899 | if (!Utils::ApiCheck(length >= 0 && length <= i::ExternalArray::kMaxLength, |
| 3900 | "v8::Object::SetIndexedPropertiesToExternalArrayData()", |
| 3901 | "length exceeds max acceptable value")) { |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 3902 | return; |
| 3903 | } |
| 3904 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3905 | if (!Utils::ApiCheck(!self->IsJSArray(), |
| 3906 | "v8::Object::SetIndexedPropertiesToExternalArrayData()", |
| 3907 | "JSArray is not supported")) { |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 3908 | return; |
| 3909 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3910 | PrepareExternalArrayElements(self, data, array_type, length); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 3911 | } |
| 3912 | |
| 3913 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3914 | bool v8::Object::HasIndexedPropertiesInExternalArrayData() { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3915 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3916 | ON_BAILOUT(self->GetIsolate(), |
| 3917 | "v8::HasIndexedPropertiesInExternalArrayData()", |
| 3918 | return false); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3919 | return self->HasExternalArrayElements(); |
| 3920 | } |
| 3921 | |
| 3922 | |
| 3923 | void* v8::Object::GetIndexedPropertiesExternalArrayData() { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3924 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3925 | ON_BAILOUT(self->GetIsolate(), |
| 3926 | "v8::GetIndexedPropertiesExternalArrayData()", |
| 3927 | return NULL); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3928 | if (self->HasExternalArrayElements()) { |
| 3929 | return i::ExternalArray::cast(self->elements())->external_pointer(); |
| 3930 | } else { |
| 3931 | return NULL; |
| 3932 | } |
| 3933 | } |
| 3934 | |
| 3935 | |
| 3936 | ExternalArrayType v8::Object::GetIndexedPropertiesExternalArrayDataType() { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3937 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3938 | ON_BAILOUT(self->GetIsolate(), |
| 3939 | "v8::GetIndexedPropertiesExternalArrayDataType()", |
| 3940 | return static_cast<ExternalArrayType>(-1)); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3941 | switch (self->elements()->map()->instance_type()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3942 | #define INSTANCE_TYPE_TO_ARRAY_TYPE(Type, type, TYPE, ctype, size) \ |
| 3943 | case i::EXTERNAL_##TYPE##_ARRAY_TYPE: \ |
| 3944 | return kExternal##Type##Array; |
| 3945 | TYPED_ARRAYS(INSTANCE_TYPE_TO_ARRAY_TYPE) |
| 3946 | #undef INSTANCE_TYPE_TO_ARRAY_TYPE |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3947 | default: |
| 3948 | return static_cast<ExternalArrayType>(-1); |
| 3949 | } |
| 3950 | } |
| 3951 | |
| 3952 | |
| 3953 | int v8::Object::GetIndexedPropertiesExternalArrayDataLength() { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3954 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 3955 | ON_BAILOUT(self->GetIsolate(), |
| 3956 | "v8::GetIndexedPropertiesExternalArrayDataLength()", |
| 3957 | return 0); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 3958 | if (self->HasExternalArrayElements()) { |
| 3959 | return i::ExternalArray::cast(self->elements())->length(); |
| 3960 | } else { |
| 3961 | return -1; |
| 3962 | } |
| 3963 | } |
| 3964 | |
| 3965 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 3966 | bool v8::Object::IsCallable() { |
| 3967 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3968 | ON_BAILOUT(isolate, "v8::Object::IsCallable()", return false); |
| 3969 | ENTER_V8(isolate); |
| 3970 | i::HandleScope scope(isolate); |
| 3971 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3972 | return obj->IsCallable(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 3973 | } |
| 3974 | |
| 3975 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3976 | Local<v8::Value> Object::CallAsFunction(v8::Handle<v8::Value> recv, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3977 | int argc, |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 3978 | v8::Handle<v8::Value> argv[]) { |
| 3979 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 3980 | ON_BAILOUT(isolate, "v8::Object::CallAsFunction()", |
| 3981 | return Local<v8::Value>()); |
| 3982 | LOG_API(isolate, "Object::CallAsFunction"); |
| 3983 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3984 | i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 3985 | i::HandleScope scope(isolate); |
| 3986 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 3987 | i::Handle<i::Object> recv_obj = Utils::OpenHandle(*recv); |
| 3988 | STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 3989 | i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 3990 | i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>(); |
| 3991 | if (obj->IsJSFunction()) { |
| 3992 | fun = i::Handle<i::JSFunction>::cast(obj); |
| 3993 | } else { |
| 3994 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 3995 | i::Handle<i::Object> delegate; |
| 3996 | has_pending_exception = !i::Execution::TryGetFunctionDelegate( |
| 3997 | isolate, obj).ToHandle(&delegate); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 3998 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
| 3999 | fun = i::Handle<i::JSFunction>::cast(delegate); |
| 4000 | recv_obj = obj; |
| 4001 | } |
| 4002 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4003 | i::Handle<i::Object> returned; |
| 4004 | has_pending_exception = !i::Execution::Call( |
| 4005 | isolate, fun, recv_obj, argc, args, true).ToHandle(&returned); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4006 | EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<Value>()); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 4007 | return Utils::ToLocal(scope.CloseAndEscape(returned)); |
| 4008 | } |
| 4009 | |
| 4010 | |
| 4011 | Local<v8::Value> Object::CallAsConstructor(int argc, |
| 4012 | v8::Handle<v8::Value> argv[]) { |
| 4013 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 4014 | ON_BAILOUT(isolate, "v8::Object::CallAsConstructor()", |
| 4015 | return Local<v8::Object>()); |
| 4016 | LOG_API(isolate, "Object::CallAsConstructor"); |
| 4017 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4018 | i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 4019 | i::HandleScope scope(isolate); |
| 4020 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 4021 | STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4022 | i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 4023 | if (obj->IsJSFunction()) { |
| 4024 | i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(obj); |
| 4025 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4026 | i::Handle<i::Object> returned; |
| 4027 | has_pending_exception = !i::Execution::New( |
| 4028 | fun, argc, args).ToHandle(&returned); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4029 | EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<v8::Object>()); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 4030 | return Utils::ToLocal(scope.CloseAndEscape( |
| 4031 | i::Handle<i::JSObject>::cast(returned))); |
| 4032 | } |
| 4033 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4034 | i::Handle<i::Object> delegate; |
| 4035 | has_pending_exception = !i::Execution::TryGetConstructorDelegate( |
| 4036 | isolate, obj).ToHandle(&delegate); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 4037 | EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Object>()); |
| 4038 | if (!delegate->IsUndefined()) { |
| 4039 | i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(delegate); |
| 4040 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4041 | i::Handle<i::Object> returned; |
| 4042 | has_pending_exception = !i::Execution::Call( |
| 4043 | isolate, fun, obj, argc, args).ToHandle(&returned); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4044 | EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<v8::Object>()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4045 | DCHECK(!delegate->IsUndefined()); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 4046 | return Utils::ToLocal(scope.CloseAndEscape(returned)); |
| 4047 | } |
| 4048 | return Local<v8::Object>(); |
| 4049 | } |
| 4050 | |
| 4051 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4052 | Local<Function> Function::New(Isolate* v8_isolate, |
| 4053 | FunctionCallback callback, |
| 4054 | Local<Value> data, |
| 4055 | int length) { |
| 4056 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 4057 | LOG_API(isolate, "Function::New"); |
| 4058 | ENTER_V8(isolate); |
| 4059 | return FunctionTemplateNew( |
| 4060 | isolate, callback, data, Local<Signature>(), length, true)-> |
| 4061 | GetFunction(); |
| 4062 | } |
| 4063 | |
| 4064 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4065 | Local<v8::Object> Function::NewInstance() const { |
| 4066 | return NewInstance(0, NULL); |
| 4067 | } |
| 4068 | |
| 4069 | |
| 4070 | Local<v8::Object> Function::NewInstance(int argc, |
| 4071 | v8::Handle<v8::Value> argv[]) const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4072 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 4073 | ON_BAILOUT(isolate, "v8::Function::NewInstance()", |
| 4074 | return Local<v8::Object>()); |
| 4075 | LOG_API(isolate, "Function::NewInstance"); |
| 4076 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4077 | i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate); |
| 4078 | EscapableHandleScope scope(reinterpret_cast<Isolate*>(isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4079 | i::Handle<i::JSFunction> function = Utils::OpenHandle(this); |
| 4080 | STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4081 | i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4082 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4083 | i::Handle<i::Object> returned; |
| 4084 | has_pending_exception = !i::Execution::New( |
| 4085 | function, argc, args).ToHandle(&returned); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4086 | EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<v8::Object>()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4087 | return scope.Escape(Utils::ToLocal(i::Handle<i::JSObject>::cast(returned))); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4088 | } |
| 4089 | |
| 4090 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4091 | Local<v8::Value> Function::Call(v8::Handle<v8::Value> recv, int argc, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4092 | v8::Handle<v8::Value> argv[]) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4093 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 4094 | ON_BAILOUT(isolate, "v8::Function::Call()", return Local<v8::Value>()); |
| 4095 | LOG_API(isolate, "Function::Call"); |
| 4096 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4097 | i::TimerEventScope<i::TimerEventExecute> timer_scope(isolate); |
| 4098 | i::HandleScope scope(isolate); |
| 4099 | i::Handle<i::JSFunction> fun = Utils::OpenHandle(this); |
| 4100 | i::Handle<i::Object> recv_obj = Utils::OpenHandle(*recv); |
| 4101 | STATIC_ASSERT(sizeof(v8::Handle<v8::Value>) == sizeof(i::Object**)); |
| 4102 | i::Handle<i::Object>* args = reinterpret_cast<i::Handle<i::Object>*>(argv); |
| 4103 | EXCEPTION_PREAMBLE(isolate); |
| 4104 | i::Handle<i::Object> returned; |
| 4105 | has_pending_exception = !i::Execution::Call( |
| 4106 | isolate, fun, recv_obj, argc, args, true).ToHandle(&returned); |
| 4107 | EXCEPTION_BAILOUT_CHECK_DO_CALLBACK(isolate, Local<Object>()); |
| 4108 | return Utils::ToLocal(scope.CloseAndEscape(returned)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4109 | } |
| 4110 | |
| 4111 | |
| 4112 | void Function::SetName(v8::Handle<v8::String> name) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4113 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 4114 | ENTER_V8(isolate); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 4115 | USE(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4116 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 4117 | func->shared()->set_name(*Utils::OpenHandle(*name)); |
| 4118 | } |
| 4119 | |
| 4120 | |
| 4121 | Handle<Value> Function::GetName() const { |
| 4122 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4123 | return Utils::ToLocal(i::Handle<i::Object>(func->shared()->name(), |
| 4124 | func->GetIsolate())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4125 | } |
| 4126 | |
| 4127 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4128 | Handle<Value> Function::GetInferredName() const { |
| 4129 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4130 | return Utils::ToLocal(i::Handle<i::Object>(func->shared()->inferred_name(), |
| 4131 | func->GetIsolate())); |
| 4132 | } |
| 4133 | |
| 4134 | |
| 4135 | Handle<Value> Function::GetDisplayName() const { |
| 4136 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 4137 | ON_BAILOUT(isolate, "v8::Function::GetDisplayName()", |
| 4138 | return ToApiHandle<Primitive>( |
| 4139 | isolate->factory()->undefined_value())); |
| 4140 | ENTER_V8(isolate); |
| 4141 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 4142 | i::Handle<i::String> property_name = |
| 4143 | isolate->factory()->InternalizeOneByteString( |
| 4144 | STATIC_CHAR_VECTOR("displayName")); |
| 4145 | |
| 4146 | i::Handle<i::Object> value = |
| 4147 | i::JSObject::GetDataProperty(func, property_name); |
| 4148 | if (value->IsString()) { |
| 4149 | i::Handle<i::String> name = i::Handle<i::String>::cast(value); |
| 4150 | if (name->length() > 0) return Utils::ToLocal(name); |
| 4151 | } |
| 4152 | |
| 4153 | return ToApiHandle<Primitive>(isolate->factory()->undefined_value()); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4154 | } |
| 4155 | |
| 4156 | |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4157 | ScriptOrigin Function::GetScriptOrigin() const { |
| 4158 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 4159 | if (func->shared()->script()->IsScript()) { |
| 4160 | i::Handle<i::Script> script(i::Script::cast(func->shared()->script())); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4161 | i::Handle<i::Object> scriptName = i::Script::GetNameOrSourceURL(script); |
| 4162 | v8::Isolate* isolate = reinterpret_cast<v8::Isolate*>(func->GetIsolate()); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4163 | v8::ScriptOrigin origin( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4164 | Utils::ToLocal(scriptName), |
| 4165 | v8::Integer::New(isolate, script->line_offset()->value()), |
| 4166 | v8::Integer::New(isolate, script->column_offset()->value())); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4167 | return origin; |
| 4168 | } |
| 4169 | return v8::ScriptOrigin(Handle<Value>()); |
| 4170 | } |
| 4171 | |
| 4172 | |
| 4173 | const int Function::kLineOffsetNotFound = -1; |
| 4174 | |
| 4175 | |
| 4176 | int Function::GetScriptLineNumber() const { |
| 4177 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 4178 | if (func->shared()->script()->IsScript()) { |
| 4179 | i::Handle<i::Script> script(i::Script::cast(func->shared()->script())); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4180 | return i::Script::GetLineNumber(script, func->shared()->start_position()); |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 4181 | } |
| 4182 | return kLineOffsetNotFound; |
| 4183 | } |
| 4184 | |
| 4185 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4186 | int Function::GetScriptColumnNumber() const { |
| 4187 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 4188 | if (func->shared()->script()->IsScript()) { |
| 4189 | i::Handle<i::Script> script(i::Script::cast(func->shared()->script())); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4190 | return i::Script::GetColumnNumber(script, func->shared()->start_position()); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4191 | } |
| 4192 | return kLineOffsetNotFound; |
| 4193 | } |
| 4194 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4195 | |
| 4196 | bool Function::IsBuiltin() const { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4197 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4198 | return func->IsBuiltin(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4199 | } |
| 4200 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4201 | |
| 4202 | int Function::ScriptId() const { |
| 4203 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 4204 | if (!func->shared()->script()->IsScript()) { |
| 4205 | return v8::UnboundScript::kNoScriptId; |
| 4206 | } |
| 4207 | i::Handle<i::Script> script(i::Script::cast(func->shared()->script())); |
| 4208 | return script->id()->value(); |
| 4209 | } |
| 4210 | |
| 4211 | |
| 4212 | Local<v8::Value> Function::GetBoundFunction() const { |
| 4213 | i::Handle<i::JSFunction> func = Utils::OpenHandle(this); |
| 4214 | if (!func->shared()->bound()) { |
| 4215 | return v8::Undefined(reinterpret_cast<v8::Isolate*>(func->GetIsolate())); |
| 4216 | } |
| 4217 | i::Handle<i::FixedArray> bound_args = i::Handle<i::FixedArray>( |
| 4218 | i::FixedArray::cast(func->function_bindings())); |
| 4219 | i::Handle<i::Object> original( |
| 4220 | bound_args->get(i::JSFunction::kBoundFunctionIndex), |
| 4221 | func->GetIsolate()); |
| 4222 | return Utils::ToLocal(i::Handle<i::JSFunction>::cast(original)); |
| 4223 | } |
| 4224 | |
| 4225 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4226 | int String::Length() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4227 | i::Handle<i::String> str = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4228 | return str->length(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4229 | } |
| 4230 | |
| 4231 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4232 | bool String::IsOneByte() const { |
| 4233 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 4234 | return str->HasOnlyOneByteChars(); |
| 4235 | } |
| 4236 | |
| 4237 | |
| 4238 | // Helpers for ContainsOnlyOneByteHelper |
| 4239 | template<size_t size> struct OneByteMask; |
| 4240 | template<> struct OneByteMask<4> { |
| 4241 | static const uint32_t value = 0xFF00FF00; |
| 4242 | }; |
| 4243 | template<> struct OneByteMask<8> { |
| 4244 | static const uint64_t value = V8_2PART_UINT64_C(0xFF00FF00, FF00FF00); |
| 4245 | }; |
| 4246 | static const uintptr_t kOneByteMask = OneByteMask<sizeof(uintptr_t)>::value; |
| 4247 | static const uintptr_t kAlignmentMask = sizeof(uintptr_t) - 1; |
| 4248 | static inline bool Unaligned(const uint16_t* chars) { |
| 4249 | return reinterpret_cast<const uintptr_t>(chars) & kAlignmentMask; |
| 4250 | } |
| 4251 | |
| 4252 | |
| 4253 | static inline const uint16_t* Align(const uint16_t* chars) { |
| 4254 | return reinterpret_cast<uint16_t*>( |
| 4255 | reinterpret_cast<uintptr_t>(chars) & ~kAlignmentMask); |
| 4256 | } |
| 4257 | |
| 4258 | class ContainsOnlyOneByteHelper { |
| 4259 | public: |
| 4260 | ContainsOnlyOneByteHelper() : is_one_byte_(true) {} |
| 4261 | bool Check(i::String* string) { |
| 4262 | i::ConsString* cons_string = i::String::VisitFlat(this, string, 0); |
| 4263 | if (cons_string == NULL) return is_one_byte_; |
| 4264 | return CheckCons(cons_string); |
| 4265 | } |
| 4266 | void VisitOneByteString(const uint8_t* chars, int length) { |
| 4267 | // Nothing to do. |
| 4268 | } |
| 4269 | void VisitTwoByteString(const uint16_t* chars, int length) { |
| 4270 | // Accumulated bits. |
| 4271 | uintptr_t acc = 0; |
| 4272 | // Align to uintptr_t. |
| 4273 | const uint16_t* end = chars + length; |
| 4274 | while (Unaligned(chars) && chars != end) { |
| 4275 | acc |= *chars++; |
| 4276 | } |
| 4277 | // Read word aligned in blocks, |
| 4278 | // checking the return value at the end of each block. |
| 4279 | const uint16_t* aligned_end = Align(end); |
| 4280 | const int increment = sizeof(uintptr_t)/sizeof(uint16_t); |
| 4281 | const int inner_loops = 16; |
| 4282 | while (chars + inner_loops*increment < aligned_end) { |
| 4283 | for (int i = 0; i < inner_loops; i++) { |
| 4284 | acc |= *reinterpret_cast<const uintptr_t*>(chars); |
| 4285 | chars += increment; |
| 4286 | } |
| 4287 | // Check for early return. |
| 4288 | if ((acc & kOneByteMask) != 0) { |
| 4289 | is_one_byte_ = false; |
| 4290 | return; |
| 4291 | } |
| 4292 | } |
| 4293 | // Read the rest. |
| 4294 | while (chars != end) { |
| 4295 | acc |= *chars++; |
| 4296 | } |
| 4297 | // Check result. |
| 4298 | if ((acc & kOneByteMask) != 0) is_one_byte_ = false; |
| 4299 | } |
| 4300 | |
| 4301 | private: |
| 4302 | bool CheckCons(i::ConsString* cons_string) { |
| 4303 | while (true) { |
| 4304 | // Check left side if flat. |
| 4305 | i::String* left = cons_string->first(); |
| 4306 | i::ConsString* left_as_cons = |
| 4307 | i::String::VisitFlat(this, left, 0); |
| 4308 | if (!is_one_byte_) return false; |
| 4309 | // Check right side if flat. |
| 4310 | i::String* right = cons_string->second(); |
| 4311 | i::ConsString* right_as_cons = |
| 4312 | i::String::VisitFlat(this, right, 0); |
| 4313 | if (!is_one_byte_) return false; |
| 4314 | // Standard recurse/iterate trick. |
| 4315 | if (left_as_cons != NULL && right_as_cons != NULL) { |
| 4316 | if (left->length() < right->length()) { |
| 4317 | CheckCons(left_as_cons); |
| 4318 | cons_string = right_as_cons; |
| 4319 | } else { |
| 4320 | CheckCons(right_as_cons); |
| 4321 | cons_string = left_as_cons; |
| 4322 | } |
| 4323 | // Check fast return. |
| 4324 | if (!is_one_byte_) return false; |
| 4325 | continue; |
| 4326 | } |
| 4327 | // Descend left in place. |
| 4328 | if (left_as_cons != NULL) { |
| 4329 | cons_string = left_as_cons; |
| 4330 | continue; |
| 4331 | } |
| 4332 | // Descend right in place. |
| 4333 | if (right_as_cons != NULL) { |
| 4334 | cons_string = right_as_cons; |
| 4335 | continue; |
| 4336 | } |
| 4337 | // Terminate. |
| 4338 | break; |
| 4339 | } |
| 4340 | return is_one_byte_; |
| 4341 | } |
| 4342 | bool is_one_byte_; |
| 4343 | DISALLOW_COPY_AND_ASSIGN(ContainsOnlyOneByteHelper); |
| 4344 | }; |
| 4345 | |
| 4346 | |
| 4347 | bool String::ContainsOnlyOneByte() const { |
| 4348 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 4349 | if (str->HasOnlyOneByteChars()) return true; |
| 4350 | ContainsOnlyOneByteHelper helper; |
| 4351 | return helper.Check(*str); |
| 4352 | } |
| 4353 | |
| 4354 | |
| 4355 | class Utf8LengthHelper : public i::AllStatic { |
| 4356 | public: |
| 4357 | enum State { |
| 4358 | kEndsWithLeadingSurrogate = 1 << 0, |
| 4359 | kStartsWithTrailingSurrogate = 1 << 1, |
| 4360 | kLeftmostEdgeIsCalculated = 1 << 2, |
| 4361 | kRightmostEdgeIsCalculated = 1 << 3, |
| 4362 | kLeftmostEdgeIsSurrogate = 1 << 4, |
| 4363 | kRightmostEdgeIsSurrogate = 1 << 5 |
| 4364 | }; |
| 4365 | |
| 4366 | static const uint8_t kInitialState = 0; |
| 4367 | |
| 4368 | static inline bool EndsWithSurrogate(uint8_t state) { |
| 4369 | return state & kEndsWithLeadingSurrogate; |
| 4370 | } |
| 4371 | |
| 4372 | static inline bool StartsWithSurrogate(uint8_t state) { |
| 4373 | return state & kStartsWithTrailingSurrogate; |
| 4374 | } |
| 4375 | |
| 4376 | class Visitor { |
| 4377 | public: |
| 4378 | Visitor() : utf8_length_(0), state_(kInitialState) {} |
| 4379 | |
| 4380 | void VisitOneByteString(const uint8_t* chars, int length) { |
| 4381 | int utf8_length = 0; |
| 4382 | // Add in length 1 for each non-Latin1 character. |
| 4383 | for (int i = 0; i < length; i++) { |
| 4384 | utf8_length += *chars++ >> 7; |
| 4385 | } |
| 4386 | // Add in length 1 for each character. |
| 4387 | utf8_length_ = utf8_length + length; |
| 4388 | state_ = kInitialState; |
| 4389 | } |
| 4390 | |
| 4391 | void VisitTwoByteString(const uint16_t* chars, int length) { |
| 4392 | int utf8_length = 0; |
| 4393 | int last_character = unibrow::Utf16::kNoPreviousCharacter; |
| 4394 | for (int i = 0; i < length; i++) { |
| 4395 | uint16_t c = chars[i]; |
| 4396 | utf8_length += unibrow::Utf8::Length(c, last_character); |
| 4397 | last_character = c; |
| 4398 | } |
| 4399 | utf8_length_ = utf8_length; |
| 4400 | uint8_t state = 0; |
| 4401 | if (unibrow::Utf16::IsTrailSurrogate(chars[0])) { |
| 4402 | state |= kStartsWithTrailingSurrogate; |
| 4403 | } |
| 4404 | if (unibrow::Utf16::IsLeadSurrogate(chars[length-1])) { |
| 4405 | state |= kEndsWithLeadingSurrogate; |
| 4406 | } |
| 4407 | state_ = state; |
| 4408 | } |
| 4409 | |
| 4410 | static i::ConsString* VisitFlat(i::String* string, |
| 4411 | int* length, |
| 4412 | uint8_t* state) { |
| 4413 | Visitor visitor; |
| 4414 | i::ConsString* cons_string = i::String::VisitFlat(&visitor, string); |
| 4415 | *length = visitor.utf8_length_; |
| 4416 | *state = visitor.state_; |
| 4417 | return cons_string; |
| 4418 | } |
| 4419 | |
| 4420 | private: |
| 4421 | int utf8_length_; |
| 4422 | uint8_t state_; |
| 4423 | DISALLOW_COPY_AND_ASSIGN(Visitor); |
| 4424 | }; |
| 4425 | |
| 4426 | static inline void MergeLeafLeft(int* length, |
| 4427 | uint8_t* state, |
| 4428 | uint8_t leaf_state) { |
| 4429 | bool edge_surrogate = StartsWithSurrogate(leaf_state); |
| 4430 | if (!(*state & kLeftmostEdgeIsCalculated)) { |
| 4431 | DCHECK(!(*state & kLeftmostEdgeIsSurrogate)); |
| 4432 | *state |= kLeftmostEdgeIsCalculated |
| 4433 | | (edge_surrogate ? kLeftmostEdgeIsSurrogate : 0); |
| 4434 | } else if (EndsWithSurrogate(*state) && edge_surrogate) { |
| 4435 | *length -= unibrow::Utf8::kBytesSavedByCombiningSurrogates; |
| 4436 | } |
| 4437 | if (EndsWithSurrogate(leaf_state)) { |
| 4438 | *state |= kEndsWithLeadingSurrogate; |
| 4439 | } else { |
| 4440 | *state &= ~kEndsWithLeadingSurrogate; |
| 4441 | } |
| 4442 | } |
| 4443 | |
| 4444 | static inline void MergeLeafRight(int* length, |
| 4445 | uint8_t* state, |
| 4446 | uint8_t leaf_state) { |
| 4447 | bool edge_surrogate = EndsWithSurrogate(leaf_state); |
| 4448 | if (!(*state & kRightmostEdgeIsCalculated)) { |
| 4449 | DCHECK(!(*state & kRightmostEdgeIsSurrogate)); |
| 4450 | *state |= (kRightmostEdgeIsCalculated |
| 4451 | | (edge_surrogate ? kRightmostEdgeIsSurrogate : 0)); |
| 4452 | } else if (edge_surrogate && StartsWithSurrogate(*state)) { |
| 4453 | *length -= unibrow::Utf8::kBytesSavedByCombiningSurrogates; |
| 4454 | } |
| 4455 | if (StartsWithSurrogate(leaf_state)) { |
| 4456 | *state |= kStartsWithTrailingSurrogate; |
| 4457 | } else { |
| 4458 | *state &= ~kStartsWithTrailingSurrogate; |
| 4459 | } |
| 4460 | } |
| 4461 | |
| 4462 | static inline void MergeTerminal(int* length, |
| 4463 | uint8_t state, |
| 4464 | uint8_t* state_out) { |
| 4465 | DCHECK((state & kLeftmostEdgeIsCalculated) && |
| 4466 | (state & kRightmostEdgeIsCalculated)); |
| 4467 | if (EndsWithSurrogate(state) && StartsWithSurrogate(state)) { |
| 4468 | *length -= unibrow::Utf8::kBytesSavedByCombiningSurrogates; |
| 4469 | } |
| 4470 | *state_out = kInitialState | |
| 4471 | (state & kLeftmostEdgeIsSurrogate ? kStartsWithTrailingSurrogate : 0) | |
| 4472 | (state & kRightmostEdgeIsSurrogate ? kEndsWithLeadingSurrogate : 0); |
| 4473 | } |
| 4474 | |
| 4475 | static int Calculate(i::ConsString* current, uint8_t* state_out) { |
| 4476 | using namespace internal; |
| 4477 | int total_length = 0; |
| 4478 | uint8_t state = kInitialState; |
| 4479 | while (true) { |
| 4480 | i::String* left = current->first(); |
| 4481 | i::String* right = current->second(); |
| 4482 | uint8_t right_leaf_state; |
| 4483 | uint8_t left_leaf_state; |
| 4484 | int leaf_length; |
| 4485 | ConsString* left_as_cons = |
| 4486 | Visitor::VisitFlat(left, &leaf_length, &left_leaf_state); |
| 4487 | if (left_as_cons == NULL) { |
| 4488 | total_length += leaf_length; |
| 4489 | MergeLeafLeft(&total_length, &state, left_leaf_state); |
| 4490 | } |
| 4491 | ConsString* right_as_cons = |
| 4492 | Visitor::VisitFlat(right, &leaf_length, &right_leaf_state); |
| 4493 | if (right_as_cons == NULL) { |
| 4494 | total_length += leaf_length; |
| 4495 | MergeLeafRight(&total_length, &state, right_leaf_state); |
| 4496 | if (left_as_cons != NULL) { |
| 4497 | // 1 Leaf node. Descend in place. |
| 4498 | current = left_as_cons; |
| 4499 | continue; |
| 4500 | } else { |
| 4501 | // Terminal node. |
| 4502 | MergeTerminal(&total_length, state, state_out); |
| 4503 | return total_length; |
| 4504 | } |
| 4505 | } else if (left_as_cons == NULL) { |
| 4506 | // 1 Leaf node. Descend in place. |
| 4507 | current = right_as_cons; |
| 4508 | continue; |
| 4509 | } |
| 4510 | // Both strings are ConsStrings. |
| 4511 | // Recurse on smallest. |
| 4512 | if (left->length() < right->length()) { |
| 4513 | total_length += Calculate(left_as_cons, &left_leaf_state); |
| 4514 | MergeLeafLeft(&total_length, &state, left_leaf_state); |
| 4515 | current = right_as_cons; |
| 4516 | } else { |
| 4517 | total_length += Calculate(right_as_cons, &right_leaf_state); |
| 4518 | MergeLeafRight(&total_length, &state, right_leaf_state); |
| 4519 | current = left_as_cons; |
| 4520 | } |
| 4521 | } |
| 4522 | UNREACHABLE(); |
| 4523 | return 0; |
| 4524 | } |
| 4525 | |
| 4526 | static inline int Calculate(i::ConsString* current) { |
| 4527 | uint8_t state = kInitialState; |
| 4528 | return Calculate(current, &state); |
| 4529 | } |
| 4530 | |
| 4531 | private: |
| 4532 | DISALLOW_IMPLICIT_CONSTRUCTORS(Utf8LengthHelper); |
| 4533 | }; |
| 4534 | |
| 4535 | |
| 4536 | static int Utf8Length(i::String* str, i::Isolate* isolate) { |
| 4537 | int length = str->length(); |
| 4538 | if (length == 0) return 0; |
| 4539 | uint8_t state; |
| 4540 | i::ConsString* cons_string = |
| 4541 | Utf8LengthHelper::Visitor::VisitFlat(str, &length, &state); |
| 4542 | if (cons_string == NULL) return length; |
| 4543 | return Utf8LengthHelper::Calculate(cons_string); |
| 4544 | } |
| 4545 | |
| 4546 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4547 | int String::Utf8Length() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4548 | i::Handle<i::String> str = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4549 | i::Isolate* isolate = str->GetIsolate(); |
| 4550 | return v8::Utf8Length(*str, isolate); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4551 | } |
| 4552 | |
| 4553 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4554 | class Utf8WriterVisitor { |
| 4555 | public: |
| 4556 | Utf8WriterVisitor( |
| 4557 | char* buffer, |
| 4558 | int capacity, |
| 4559 | bool skip_capacity_check, |
| 4560 | bool replace_invalid_utf8) |
| 4561 | : early_termination_(false), |
| 4562 | last_character_(unibrow::Utf16::kNoPreviousCharacter), |
| 4563 | buffer_(buffer), |
| 4564 | start_(buffer), |
| 4565 | capacity_(capacity), |
| 4566 | skip_capacity_check_(capacity == -1 || skip_capacity_check), |
| 4567 | replace_invalid_utf8_(replace_invalid_utf8), |
| 4568 | utf16_chars_read_(0) { |
| 4569 | } |
| 4570 | |
| 4571 | static int WriteEndCharacter(uint16_t character, |
| 4572 | int last_character, |
| 4573 | int remaining, |
| 4574 | char* const buffer, |
| 4575 | bool replace_invalid_utf8) { |
| 4576 | using namespace unibrow; |
| 4577 | DCHECK(remaining > 0); |
| 4578 | // We can't use a local buffer here because Encode needs to modify |
| 4579 | // previous characters in the stream. We know, however, that |
| 4580 | // exactly one character will be advanced. |
| 4581 | if (Utf16::IsSurrogatePair(last_character, character)) { |
| 4582 | int written = Utf8::Encode(buffer, |
| 4583 | character, |
| 4584 | last_character, |
| 4585 | replace_invalid_utf8); |
| 4586 | DCHECK(written == 1); |
| 4587 | return written; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4588 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4589 | // Use a scratch buffer to check the required characters. |
| 4590 | char temp_buffer[Utf8::kMaxEncodedSize]; |
| 4591 | // Can't encode using last_character as gcc has array bounds issues. |
| 4592 | int written = Utf8::Encode(temp_buffer, |
| 4593 | character, |
| 4594 | Utf16::kNoPreviousCharacter, |
| 4595 | replace_invalid_utf8); |
| 4596 | // Won't fit. |
| 4597 | if (written > remaining) return 0; |
| 4598 | // Copy over the character from temp_buffer. |
| 4599 | for (int j = 0; j < written; j++) { |
| 4600 | buffer[j] = temp_buffer[j]; |
| 4601 | } |
| 4602 | return written; |
| 4603 | } |
| 4604 | |
| 4605 | // Visit writes out a group of code units (chars) of a v8::String to the |
| 4606 | // internal buffer_. This is done in two phases. The first phase calculates a |
| 4607 | // pesimistic estimate (writable_length) on how many code units can be safely |
| 4608 | // written without exceeding the buffer capacity and without writing the last |
| 4609 | // code unit (it could be a lead surrogate). The estimated number of code |
| 4610 | // units is then written out in one go, and the reported byte usage is used |
| 4611 | // to correct the estimate. This is repeated until the estimate becomes <= 0 |
| 4612 | // or all code units have been written out. The second phase writes out code |
| 4613 | // units until the buffer capacity is reached, would be exceeded by the next |
| 4614 | // unit, or all units have been written out. |
| 4615 | template<typename Char> |
| 4616 | void Visit(const Char* chars, const int length) { |
| 4617 | using namespace unibrow; |
| 4618 | DCHECK(!early_termination_); |
| 4619 | if (length == 0) return; |
| 4620 | // Copy state to stack. |
| 4621 | char* buffer = buffer_; |
| 4622 | int last_character = |
| 4623 | sizeof(Char) == 1 ? Utf16::kNoPreviousCharacter : last_character_; |
| 4624 | int i = 0; |
| 4625 | // Do a fast loop where there is no exit capacity check. |
| 4626 | while (true) { |
| 4627 | int fast_length; |
| 4628 | if (skip_capacity_check_) { |
| 4629 | fast_length = length; |
| 4630 | } else { |
| 4631 | int remaining_capacity = capacity_ - static_cast<int>(buffer - start_); |
| 4632 | // Need enough space to write everything but one character. |
| 4633 | STATIC_ASSERT(Utf16::kMaxExtraUtf8BytesForOneUtf16CodeUnit == 3); |
| 4634 | int max_size_per_char = sizeof(Char) == 1 ? 2 : 3; |
| 4635 | int writable_length = |
| 4636 | (remaining_capacity - max_size_per_char)/max_size_per_char; |
| 4637 | // Need to drop into slow loop. |
| 4638 | if (writable_length <= 0) break; |
| 4639 | fast_length = i + writable_length; |
| 4640 | if (fast_length > length) fast_length = length; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4641 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4642 | // Write the characters to the stream. |
| 4643 | if (sizeof(Char) == 1) { |
| 4644 | for (; i < fast_length; i++) { |
| 4645 | buffer += |
| 4646 | Utf8::EncodeOneByte(buffer, static_cast<uint8_t>(*chars++)); |
| 4647 | DCHECK(capacity_ == -1 || (buffer - start_) <= capacity_); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4648 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4649 | } else { |
| 4650 | for (; i < fast_length; i++) { |
| 4651 | uint16_t character = *chars++; |
| 4652 | buffer += Utf8::Encode(buffer, |
| 4653 | character, |
| 4654 | last_character, |
| 4655 | replace_invalid_utf8_); |
| 4656 | last_character = character; |
| 4657 | DCHECK(capacity_ == -1 || (buffer - start_) <= capacity_); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4658 | } |
| 4659 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4660 | // Array is fully written. Exit. |
| 4661 | if (fast_length == length) { |
| 4662 | // Write state back out to object. |
| 4663 | last_character_ = last_character; |
| 4664 | buffer_ = buffer; |
| 4665 | utf16_chars_read_ += length; |
| 4666 | return; |
| 4667 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4668 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4669 | DCHECK(!skip_capacity_check_); |
| 4670 | // Slow loop. Must check capacity on each iteration. |
| 4671 | int remaining_capacity = capacity_ - static_cast<int>(buffer - start_); |
| 4672 | DCHECK(remaining_capacity >= 0); |
| 4673 | for (; i < length && remaining_capacity > 0; i++) { |
| 4674 | uint16_t character = *chars++; |
| 4675 | // remaining_capacity is <= 3 bytes at this point, so we do not write out |
| 4676 | // an umatched lead surrogate. |
| 4677 | if (replace_invalid_utf8_ && Utf16::IsLeadSurrogate(character)) { |
| 4678 | early_termination_ = true; |
| 4679 | break; |
| 4680 | } |
| 4681 | int written = WriteEndCharacter(character, |
| 4682 | last_character, |
| 4683 | remaining_capacity, |
| 4684 | buffer, |
| 4685 | replace_invalid_utf8_); |
| 4686 | if (written == 0) { |
| 4687 | early_termination_ = true; |
| 4688 | break; |
| 4689 | } |
| 4690 | buffer += written; |
| 4691 | remaining_capacity -= written; |
| 4692 | last_character = character; |
| 4693 | } |
| 4694 | // Write state back out to object. |
| 4695 | last_character_ = last_character; |
| 4696 | buffer_ = buffer; |
| 4697 | utf16_chars_read_ += i; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4698 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4699 | |
| 4700 | inline bool IsDone() { |
| 4701 | return early_termination_; |
| 4702 | } |
| 4703 | |
| 4704 | inline void VisitOneByteString(const uint8_t* chars, int length) { |
| 4705 | Visit(chars, length); |
| 4706 | } |
| 4707 | |
| 4708 | inline void VisitTwoByteString(const uint16_t* chars, int length) { |
| 4709 | Visit(chars, length); |
| 4710 | } |
| 4711 | |
| 4712 | int CompleteWrite(bool write_null, int* utf16_chars_read_out) { |
| 4713 | // Write out number of utf16 characters written to the stream. |
| 4714 | if (utf16_chars_read_out != NULL) { |
| 4715 | *utf16_chars_read_out = utf16_chars_read_; |
| 4716 | } |
| 4717 | // Only null terminate if all of the string was written and there's space. |
| 4718 | if (write_null && |
| 4719 | !early_termination_ && |
| 4720 | (capacity_ == -1 || (buffer_ - start_) < capacity_)) { |
| 4721 | *buffer_++ = '\0'; |
| 4722 | } |
| 4723 | return static_cast<int>(buffer_ - start_); |
| 4724 | } |
| 4725 | |
| 4726 | private: |
| 4727 | bool early_termination_; |
| 4728 | int last_character_; |
| 4729 | char* buffer_; |
| 4730 | char* const start_; |
| 4731 | int capacity_; |
| 4732 | bool const skip_capacity_check_; |
| 4733 | bool const replace_invalid_utf8_; |
| 4734 | int utf16_chars_read_; |
| 4735 | DISALLOW_IMPLICIT_CONSTRUCTORS(Utf8WriterVisitor); |
| 4736 | }; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4737 | |
| 4738 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4739 | static bool RecursivelySerializeToUtf8(i::String* current, |
| 4740 | Utf8WriterVisitor* writer, |
| 4741 | int recursion_budget) { |
| 4742 | while (!writer->IsDone()) { |
| 4743 | i::ConsString* cons_string = i::String::VisitFlat(writer, current); |
| 4744 | if (cons_string == NULL) return true; // Leaf node. |
| 4745 | if (recursion_budget <= 0) return false; |
| 4746 | // Must write the left branch first. |
| 4747 | i::String* first = cons_string->first(); |
| 4748 | bool success = RecursivelySerializeToUtf8(first, |
| 4749 | writer, |
| 4750 | recursion_budget - 1); |
| 4751 | if (!success) return false; |
| 4752 | // Inline tail recurse for right branch. |
| 4753 | current = cons_string->second(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4754 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4755 | return true; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4756 | } |
| 4757 | |
| 4758 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 4759 | int String::WriteUtf8(char* buffer, |
| 4760 | int capacity, |
| 4761 | int* nchars_ref, |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 4762 | int options) const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4763 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4764 | LOG_API(isolate, "String::WriteUtf8"); |
| 4765 | ENTER_V8(isolate); |
Ben Murdoch | 85b7179 | 2012-04-11 18:30:58 +0100 | [diff] [blame] | 4766 | i::Handle<i::String> str = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4767 | if (options & HINT_MANY_WRITES_EXPECTED) { |
| 4768 | str = i::String::Flatten(str); // Flatten the string for efficiency. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4769 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4770 | const int string_length = str->length(); |
| 4771 | bool write_null = !(options & NO_NULL_TERMINATION); |
| 4772 | bool replace_invalid_utf8 = (options & REPLACE_INVALID_UTF8); |
| 4773 | int max16BitCodeUnitSize = unibrow::Utf8::kMax16BitCodeUnitSize; |
| 4774 | // First check if we can just write the string without checking capacity. |
| 4775 | if (capacity == -1 || capacity / max16BitCodeUnitSize >= string_length) { |
| 4776 | Utf8WriterVisitor writer(buffer, capacity, true, replace_invalid_utf8); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4777 | const int kMaxRecursion = 100; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4778 | bool success = RecursivelySerializeToUtf8(*str, &writer, kMaxRecursion); |
| 4779 | if (success) return writer.CompleteWrite(write_null, nchars_ref); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4780 | } else if (capacity >= string_length) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4781 | // First check that the buffer is large enough. |
| 4782 | int utf8_bytes = v8::Utf8Length(*str, str->GetIsolate()); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4783 | if (utf8_bytes <= capacity) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4784 | // one-byte fast path. |
| 4785 | if (utf8_bytes == string_length) { |
| 4786 | WriteOneByte(reinterpret_cast<uint8_t*>(buffer), 0, capacity, options); |
| 4787 | if (nchars_ref != NULL) *nchars_ref = string_length; |
| 4788 | if (write_null && (utf8_bytes+1 <= capacity)) { |
| 4789 | return string_length + 1; |
| 4790 | } |
| 4791 | return string_length; |
| 4792 | } |
| 4793 | if (write_null && (utf8_bytes+1 > capacity)) { |
| 4794 | options |= NO_NULL_TERMINATION; |
| 4795 | } |
| 4796 | // Recurse once without a capacity limit. |
| 4797 | // This will get into the first branch above. |
| 4798 | // TODO(dcarney) Check max left rec. in Utf8Length and fall through. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4799 | return WriteUtf8(buffer, -1, nchars_ref, options); |
| 4800 | } |
| 4801 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4802 | // Recursive slow path can potentially be unreasonable slow. Flatten. |
| 4803 | str = i::String::Flatten(str); |
| 4804 | Utf8WriterVisitor writer(buffer, capacity, false, replace_invalid_utf8); |
| 4805 | i::String::VisitFlat(&writer, *str); |
| 4806 | return writer.CompleteWrite(write_null, nchars_ref); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4807 | } |
| 4808 | |
| 4809 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4810 | template<typename CharType> |
| 4811 | static inline int WriteHelper(const String* string, |
| 4812 | CharType* buffer, |
| 4813 | int start, |
| 4814 | int length, |
| 4815 | int options) { |
| 4816 | i::Isolate* isolate = Utils::OpenHandle(string)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4817 | LOG_API(isolate, "String::Write"); |
| 4818 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4819 | DCHECK(start >= 0 && length >= -1); |
| 4820 | i::Handle<i::String> str = Utils::OpenHandle(string); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 4821 | isolate->string_tracker()->RecordWrite(str); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4822 | if (options & String::HINT_MANY_WRITES_EXPECTED) { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 4823 | // Flatten the string for efficiency. This applies whether we are |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4824 | // using StringCharacterStream or Get(i) to access the characters. |
| 4825 | str = i::String::Flatten(str); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 4826 | } |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 4827 | int end = start + length; |
| 4828 | if ((length == -1) || (length > str->length() - start) ) |
| 4829 | end = str->length(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4830 | if (end < 0) return 0; |
| 4831 | i::String::WriteToFlat(*str, buffer, start, end); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4832 | if (!(options & String::NO_NULL_TERMINATION) && |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 4833 | (length == -1 || end - start < length)) { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 4834 | buffer[end - start] = '\0'; |
| 4835 | } |
| 4836 | return end - start; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4837 | } |
| 4838 | |
| 4839 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4840 | int String::WriteOneByte(uint8_t* buffer, |
| 4841 | int start, |
| 4842 | int length, |
| 4843 | int options) const { |
| 4844 | return WriteHelper(this, buffer, start, length, options); |
| 4845 | } |
| 4846 | |
| 4847 | |
| 4848 | int String::Write(uint16_t* buffer, |
| 4849 | int start, |
| 4850 | int length, |
| 4851 | int options) const { |
| 4852 | return WriteHelper(this, buffer, start, length, options); |
| 4853 | } |
| 4854 | |
| 4855 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4856 | bool v8::String::IsExternal() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4857 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 4858 | return i::StringShape(*str).IsExternalTwoByte(); |
| 4859 | } |
| 4860 | |
| 4861 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4862 | bool v8::String::IsExternalOneByte() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4863 | i::Handle<i::String> str = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4864 | return i::StringShape(*str).IsExternalOneByte(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4865 | } |
| 4866 | |
| 4867 | |
| 4868 | void v8::String::VerifyExternalStringResource( |
| 4869 | v8::String::ExternalStringResource* value) const { |
| 4870 | i::Handle<i::String> str = Utils::OpenHandle(this); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4871 | const v8::String::ExternalStringResource* expected; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4872 | if (i::StringShape(*str).IsExternalTwoByte()) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4873 | const void* resource = |
| 4874 | i::Handle<i::ExternalTwoByteString>::cast(str)->resource(); |
| 4875 | expected = reinterpret_cast<const ExternalStringResource*>(resource); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4876 | } else { |
| 4877 | expected = NULL; |
| 4878 | } |
| 4879 | CHECK_EQ(expected, value); |
| 4880 | } |
| 4881 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4882 | void v8::String::VerifyExternalStringResourceBase( |
| 4883 | v8::String::ExternalStringResourceBase* value, Encoding encoding) const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4884 | i::Handle<i::String> str = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4885 | const v8::String::ExternalStringResourceBase* expected; |
| 4886 | Encoding expectedEncoding; |
| 4887 | if (i::StringShape(*str).IsExternalOneByte()) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 4888 | const void* resource = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4889 | i::Handle<i::ExternalOneByteString>::cast(str)->resource(); |
| 4890 | expected = reinterpret_cast<const ExternalStringResourceBase*>(resource); |
| 4891 | expectedEncoding = ONE_BYTE_ENCODING; |
| 4892 | } else if (i::StringShape(*str).IsExternalTwoByte()) { |
| 4893 | const void* resource = |
| 4894 | i::Handle<i::ExternalTwoByteString>::cast(str)->resource(); |
| 4895 | expected = reinterpret_cast<const ExternalStringResourceBase*>(resource); |
| 4896 | expectedEncoding = TWO_BYTE_ENCODING; |
| 4897 | } else { |
| 4898 | expected = NULL; |
| 4899 | expectedEncoding = |
| 4900 | str->IsOneByteRepresentation() ? ONE_BYTE_ENCODING : TWO_BYTE_ENCODING; |
| 4901 | } |
| 4902 | CHECK_EQ(expected, value); |
| 4903 | CHECK_EQ(expectedEncoding, encoding); |
| 4904 | } |
| 4905 | |
| 4906 | const v8::String::ExternalOneByteStringResource* |
| 4907 | v8::String::GetExternalOneByteStringResource() const { |
| 4908 | i::Handle<i::String> str = Utils::OpenHandle(this); |
| 4909 | if (i::StringShape(*str).IsExternalOneByte()) { |
| 4910 | const void* resource = |
| 4911 | i::Handle<i::ExternalOneByteString>::cast(str)->resource(); |
| 4912 | return reinterpret_cast<const ExternalOneByteStringResource*>(resource); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4913 | } else { |
| 4914 | return NULL; |
| 4915 | } |
| 4916 | } |
| 4917 | |
| 4918 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4919 | Local<Value> Symbol::Name() const { |
| 4920 | i::Handle<i::Symbol> sym = Utils::OpenHandle(this); |
| 4921 | i::Handle<i::Object> name(sym->name(), sym->GetIsolate()); |
| 4922 | return Utils::ToLocal(name); |
| 4923 | } |
| 4924 | |
| 4925 | |
| 4926 | Local<Value> Private::Name() const { |
| 4927 | return reinterpret_cast<const Symbol*>(this)->Name(); |
| 4928 | } |
| 4929 | |
| 4930 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4931 | double Number::Value() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4932 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 4933 | return obj->Number(); |
| 4934 | } |
| 4935 | |
| 4936 | |
| 4937 | bool Boolean::Value() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4938 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 4939 | return obj->IsTrue(); |
| 4940 | } |
| 4941 | |
| 4942 | |
| 4943 | int64_t Integer::Value() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4944 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 4945 | if (obj->IsSmi()) { |
| 4946 | return i::Smi::cast(*obj)->value(); |
| 4947 | } else { |
| 4948 | return static_cast<int64_t>(obj->Number()); |
| 4949 | } |
| 4950 | } |
| 4951 | |
| 4952 | |
| 4953 | int32_t Int32::Value() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4954 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 4955 | if (obj->IsSmi()) { |
| 4956 | return i::Smi::cast(*obj)->value(); |
| 4957 | } else { |
| 4958 | return static_cast<int32_t>(obj->Number()); |
| 4959 | } |
| 4960 | } |
| 4961 | |
| 4962 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 4963 | uint32_t Uint32::Value() const { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 4964 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 4965 | if (obj->IsSmi()) { |
| 4966 | return i::Smi::cast(*obj)->value(); |
| 4967 | } else { |
| 4968 | return static_cast<uint32_t>(obj->Number()); |
| 4969 | } |
| 4970 | } |
| 4971 | |
| 4972 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4973 | int v8::Object::InternalFieldCount() { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4974 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 4975 | return obj->GetInternalFieldCount(); |
| 4976 | } |
| 4977 | |
| 4978 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4979 | static bool InternalFieldOK(i::Handle<i::JSObject> obj, |
| 4980 | int index, |
| 4981 | const char* location) { |
| 4982 | return Utils::ApiCheck(index < obj->GetInternalFieldCount(), |
| 4983 | location, |
| 4984 | "Internal field out of bounds"); |
| 4985 | } |
| 4986 | |
| 4987 | |
| 4988 | Local<Value> v8::Object::SlowGetInternalField(int index) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4989 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4990 | const char* location = "v8::Object::GetInternalField()"; |
| 4991 | if (!InternalFieldOK(obj, index, location)) return Local<Value>(); |
| 4992 | i::Handle<i::Object> value(obj->GetInternalField(index), obj->GetIsolate()); |
| 4993 | return Utils::ToLocal(value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4994 | } |
| 4995 | |
| 4996 | |
| 4997 | void v8::Object::SetInternalField(int index, v8::Handle<Value> value) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 4998 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 4999 | const char* location = "v8::Object::SetInternalField()"; |
| 5000 | if (!InternalFieldOK(obj, index, location)) return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5001 | i::Handle<i::Object> val = Utils::OpenHandle(*value); |
| 5002 | obj->SetInternalField(index, *val); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5003 | DCHECK_EQ(value, GetInternalField(index)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5004 | } |
| 5005 | |
| 5006 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5007 | void* v8::Object::SlowGetAlignedPointerFromInternalField(int index) { |
| 5008 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 5009 | const char* location = "v8::Object::GetAlignedPointerFromInternalField()"; |
| 5010 | if (!InternalFieldOK(obj, index, location)) return NULL; |
| 5011 | return DecodeSmiToAligned(obj->GetInternalField(index), location); |
Ben Murdoch | b8e0da2 | 2011-05-16 14:20:40 +0100 | [diff] [blame] | 5012 | } |
| 5013 | |
| 5014 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5015 | void v8::Object::SetAlignedPointerInInternalField(int index, void* value) { |
| 5016 | i::Handle<i::JSObject> obj = Utils::OpenHandle(this); |
| 5017 | const char* location = "v8::Object::SetAlignedPointerInInternalField()"; |
| 5018 | if (!InternalFieldOK(obj, index, location)) return; |
| 5019 | obj->SetInternalField(index, EncodeAlignedAsSmi(value, location)); |
| 5020 | DCHECK_EQ(value, GetAlignedPointerFromInternalField(index)); |
Ben Murdoch | b8e0da2 | 2011-05-16 14:20:40 +0100 | [diff] [blame] | 5021 | } |
| 5022 | |
| 5023 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5024 | static void* ExternalValue(i::Object* obj) { |
| 5025 | // Obscure semantics for undefined, but somehow checked in our unit tests... |
| 5026 | if (obj->IsUndefined()) return NULL; |
| 5027 | i::Object* foreign = i::JSObject::cast(obj)->GetInternalField(0); |
| 5028 | return i::Foreign::cast(foreign)->foreign_address(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5029 | } |
| 5030 | |
| 5031 | |
| 5032 | // --- E n v i r o n m e n t --- |
| 5033 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5034 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5035 | void v8::V8::InitializePlatform(Platform* platform) { |
| 5036 | i::V8::InitializePlatform(platform); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5037 | } |
| 5038 | |
| 5039 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5040 | void v8::V8::ShutdownPlatform() { |
| 5041 | i::V8::ShutdownPlatform(); |
| 5042 | } |
| 5043 | |
| 5044 | |
| 5045 | bool v8::V8::Initialize() { |
| 5046 | i::V8::Initialize(); |
| 5047 | return true; |
| 5048 | } |
| 5049 | |
| 5050 | |
| 5051 | void v8::V8::SetEntropySource(EntropySource entropy_source) { |
| 5052 | base::RandomNumberGenerator::SetEntropySource(entropy_source); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5053 | } |
| 5054 | |
| 5055 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5056 | void v8::V8::SetReturnAddressLocationResolver( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5057 | ReturnAddressLocationResolver return_address_resolver) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5058 | i::V8::SetReturnAddressLocationResolver(return_address_resolver); |
| 5059 | } |
| 5060 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5061 | void v8::V8::SetArrayBufferAllocator( |
| 5062 | ArrayBuffer::Allocator* allocator) { |
| 5063 | if (!Utils::ApiCheck(i::V8::ArrayBufferAllocator() == NULL, |
| 5064 | "v8::V8::SetArrayBufferAllocator", |
| 5065 | "ArrayBufferAllocator might only be set once")) |
| 5066 | return; |
| 5067 | i::V8::SetArrayBufferAllocator(allocator); |
| 5068 | } |
| 5069 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5070 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5071 | bool v8::V8::Dispose() { |
| 5072 | i::V8::TearDown(); |
| 5073 | return true; |
| 5074 | } |
| 5075 | |
| 5076 | |
Russell Brenner | 90bac25 | 2010-11-18 13:33:46 -0800 | [diff] [blame] | 5077 | HeapStatistics::HeapStatistics(): total_heap_size_(0), |
| 5078 | total_heap_size_executable_(0), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5079 | total_physical_size_(0), |
Ben Murdoch | b8e0da2 | 2011-05-16 14:20:40 +0100 | [diff] [blame] | 5080 | used_heap_size_(0), |
| 5081 | heap_size_limit_(0) { } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5082 | |
| 5083 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5084 | void v8::V8::VisitExternalResources(ExternalResourceVisitor* visitor) { |
| 5085 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5086 | isolate->heap()->VisitExternalResources(visitor); |
| 5087 | } |
| 5088 | |
| 5089 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5090 | class VisitorAdapter : public i::ObjectVisitor { |
| 5091 | public: |
| 5092 | explicit VisitorAdapter(PersistentHandleVisitor* visitor) |
| 5093 | : visitor_(visitor) {} |
| 5094 | virtual void VisitPointers(i::Object** start, i::Object** end) { |
| 5095 | UNREACHABLE(); |
| 5096 | } |
| 5097 | virtual void VisitEmbedderReference(i::Object** p, uint16_t class_id) { |
| 5098 | Value* value = ToApi<Value>(i::Handle<i::Object>(p)); |
| 5099 | visitor_->VisitPersistentHandle( |
| 5100 | reinterpret_cast<Persistent<Value>*>(&value), class_id); |
| 5101 | } |
| 5102 | private: |
| 5103 | PersistentHandleVisitor* visitor_; |
| 5104 | }; |
| 5105 | |
| 5106 | |
| 5107 | void v8::V8::VisitHandlesWithClassIds(PersistentHandleVisitor* visitor) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5108 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5109 | i::DisallowHeapAllocation no_allocation; |
| 5110 | |
| 5111 | VisitorAdapter visitor_adapter(visitor); |
| 5112 | isolate->global_handles()->IterateAllRootsWithClassIds(&visitor_adapter); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5113 | } |
| 5114 | |
| 5115 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5116 | void v8::V8::VisitHandlesForPartialDependence( |
| 5117 | Isolate* exported_isolate, PersistentHandleVisitor* visitor) { |
| 5118 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(exported_isolate); |
| 5119 | DCHECK(isolate == i::Isolate::Current()); |
| 5120 | i::DisallowHeapAllocation no_allocation; |
| 5121 | |
| 5122 | VisitorAdapter visitor_adapter(visitor); |
| 5123 | isolate->global_handles()->IterateAllRootsInNewSpaceWithClassIds( |
| 5124 | &visitor_adapter); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5125 | } |
| 5126 | |
| 5127 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5128 | bool v8::V8::InitializeICU(const char* icu_data_file) { |
| 5129 | return i::InitializeICU(icu_data_file); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 5130 | } |
| 5131 | |
| 5132 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5133 | const char* v8::V8::GetVersion() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5134 | return i::Version::GetVersion(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5135 | } |
| 5136 | |
| 5137 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5138 | static i::Handle<i::Context> CreateEnvironment( |
| 5139 | i::Isolate* isolate, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5140 | v8::ExtensionConfiguration* extensions, |
| 5141 | v8::Handle<ObjectTemplate> global_template, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5142 | v8::Handle<Value> maybe_global_proxy) { |
| 5143 | i::Handle<i::Context> env; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5144 | |
| 5145 | // Enter V8 via an ENTER_V8 scope. |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5146 | { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5147 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5148 | v8::Handle<ObjectTemplate> proxy_template = global_template; |
| 5149 | i::Handle<i::FunctionTemplateInfo> proxy_constructor; |
| 5150 | i::Handle<i::FunctionTemplateInfo> global_constructor; |
| 5151 | |
| 5152 | if (!global_template.IsEmpty()) { |
| 5153 | // Make sure that the global_template has a constructor. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5154 | global_constructor = EnsureConstructor(isolate, *global_template); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5155 | |
| 5156 | // Create a fresh template for the global proxy object. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5157 | proxy_template = ObjectTemplate::New( |
| 5158 | reinterpret_cast<v8::Isolate*>(isolate)); |
| 5159 | proxy_constructor = EnsureConstructor(isolate, *proxy_template); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5160 | |
| 5161 | // Set the global template to be the prototype template of |
| 5162 | // global proxy template. |
| 5163 | proxy_constructor->set_prototype_template( |
| 5164 | *Utils::OpenHandle(*global_template)); |
| 5165 | |
| 5166 | // Migrate security handlers from global_template to |
| 5167 | // proxy_template. Temporarily removing access check |
| 5168 | // information from the global template. |
| 5169 | if (!global_constructor->access_check_info()->IsUndefined()) { |
| 5170 | proxy_constructor->set_access_check_info( |
| 5171 | global_constructor->access_check_info()); |
| 5172 | proxy_constructor->set_needs_access_check( |
| 5173 | global_constructor->needs_access_check()); |
| 5174 | global_constructor->set_needs_access_check(false); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5175 | global_constructor->set_access_check_info( |
| 5176 | isolate->heap()->undefined_value()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5177 | } |
| 5178 | } |
| 5179 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5180 | i::Handle<i::Object> proxy = Utils::OpenHandle(*maybe_global_proxy, true); |
| 5181 | i::MaybeHandle<i::JSGlobalProxy> maybe_proxy; |
| 5182 | if (!proxy.is_null()) { |
| 5183 | maybe_proxy = i::Handle<i::JSGlobalProxy>::cast(proxy); |
| 5184 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5185 | // Create the environment. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5186 | env = isolate->bootstrapper()->CreateEnvironment( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5187 | maybe_proxy, proxy_template, extensions); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5188 | |
| 5189 | // Restore the access check info on the global template. |
| 5190 | if (!global_template.IsEmpty()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5191 | DCHECK(!global_constructor.is_null()); |
| 5192 | DCHECK(!proxy_constructor.is_null()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5193 | global_constructor->set_access_check_info( |
| 5194 | proxy_constructor->access_check_info()); |
| 5195 | global_constructor->set_needs_access_check( |
| 5196 | proxy_constructor->needs_access_check()); |
| 5197 | } |
| 5198 | } |
| 5199 | // Leave V8. |
| 5200 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5201 | return env; |
| 5202 | } |
| 5203 | |
| 5204 | Local<Context> v8::Context::New( |
| 5205 | v8::Isolate* external_isolate, |
| 5206 | v8::ExtensionConfiguration* extensions, |
| 5207 | v8::Handle<ObjectTemplate> global_template, |
| 5208 | v8::Handle<Value> global_object) { |
| 5209 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(external_isolate); |
| 5210 | LOG_API(isolate, "Context::New"); |
| 5211 | ON_BAILOUT(isolate, "v8::Context::New()", return Local<Context>()); |
| 5212 | i::HandleScope scope(isolate); |
| 5213 | ExtensionConfiguration no_extensions; |
| 5214 | if (extensions == NULL) extensions = &no_extensions; |
| 5215 | i::Handle<i::Context> env = |
| 5216 | CreateEnvironment(isolate, extensions, global_template, global_object); |
| 5217 | if (env.is_null()) return Local<Context>(); |
| 5218 | return Utils::ToLocal(scope.CloseAndEscape(env)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5219 | } |
| 5220 | |
| 5221 | |
| 5222 | void v8::Context::SetSecurityToken(Handle<Value> token) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5223 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5224 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5225 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
| 5226 | i::Handle<i::Object> token_handle = Utils::OpenHandle(*token); |
| 5227 | env->set_security_token(*token_handle); |
| 5228 | } |
| 5229 | |
| 5230 | |
| 5231 | void v8::Context::UseDefaultSecurityToken() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5232 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5233 | ENTER_V8(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5234 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5235 | env->set_security_token(env->global_object()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5236 | } |
| 5237 | |
| 5238 | |
| 5239 | Handle<Value> v8::Context::GetSecurityToken() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5240 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5241 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
| 5242 | i::Object* security_token = env->security_token(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5243 | i::Handle<i::Object> token_handle(security_token, isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5244 | return Utils::ToLocal(token_handle); |
| 5245 | } |
| 5246 | |
| 5247 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5248 | v8::Isolate* Context::GetIsolate() { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5249 | i::Handle<i::Context> env = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5250 | return reinterpret_cast<Isolate*>(env->GetIsolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5251 | } |
| 5252 | |
| 5253 | |
| 5254 | v8::Local<v8::Object> Context::Global() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5255 | i::Handle<i::Context> context = Utils::OpenHandle(this); |
| 5256 | i::Isolate* isolate = context->GetIsolate(); |
| 5257 | i::Handle<i::Object> global(context->global_proxy(), isolate); |
| 5258 | // TODO(dcarney): This should always return the global proxy |
| 5259 | // but can't presently as calls to GetProtoype will return the wrong result. |
| 5260 | if (i::Handle<i::JSGlobalProxy>::cast( |
| 5261 | global)->IsDetachedFrom(context->global_object())) { |
| 5262 | global = i::Handle<i::Object>(context->global_object(), isolate); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5263 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5264 | return Utils::ToLocal(i::Handle<i::JSObject>::cast(global)); |
| 5265 | } |
| 5266 | |
| 5267 | |
| 5268 | void Context::DetachGlobal() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5269 | i::Handle<i::Context> context = Utils::OpenHandle(this); |
| 5270 | i::Isolate* isolate = context->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5271 | ENTER_V8(isolate); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5272 | isolate->bootstrapper()->DetachGlobal(context); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5273 | } |
| 5274 | |
| 5275 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 5276 | void Context::AllowCodeGenerationFromStrings(bool allow) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5277 | i::Handle<i::Context> context = Utils::OpenHandle(this); |
| 5278 | i::Isolate* isolate = context->GetIsolate(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 5279 | ENTER_V8(isolate); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 5280 | context->set_allow_code_gen_from_strings( |
| 5281 | allow ? isolate->heap()->true_value() : isolate->heap()->false_value()); |
| 5282 | } |
| 5283 | |
| 5284 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5285 | bool Context::IsCodeGenerationFromStringsAllowed() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5286 | i::Handle<i::Context> context = Utils::OpenHandle(this); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5287 | return !context->allow_code_gen_from_strings()->IsFalse(); |
| 5288 | } |
| 5289 | |
| 5290 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5291 | void Context::SetErrorMessageForCodeGenerationFromStrings( |
| 5292 | Handle<String> error) { |
| 5293 | i::Handle<i::Context> context = Utils::OpenHandle(this); |
| 5294 | i::Handle<i::String> error_handle = Utils::OpenHandle(*error); |
| 5295 | context->set_error_message_for_code_gen_from_strings(*error_handle); |
Andrei Popescu | 74b3c14 | 2010-03-29 12:03:09 +0100 | [diff] [blame] | 5296 | } |
| 5297 | |
| 5298 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5299 | Local<v8::Object> ObjectTemplate::NewInstance() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5300 | i::Isolate* isolate = i::Isolate::Current(); |
| 5301 | ON_BAILOUT(isolate, "v8::ObjectTemplate::NewInstance()", |
| 5302 | return Local<v8::Object>()); |
| 5303 | LOG_API(isolate, "ObjectTemplate::NewInstance"); |
| 5304 | ENTER_V8(isolate); |
| 5305 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5306 | i::Handle<i::Object> obj; |
| 5307 | has_pending_exception = !i::Execution::InstantiateObject( |
| 5308 | Utils::OpenHandle(this)).ToHandle(&obj); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5309 | EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Object>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5310 | return Utils::ToLocal(i::Handle<i::JSObject>::cast(obj)); |
| 5311 | } |
| 5312 | |
| 5313 | |
| 5314 | Local<v8::Function> FunctionTemplate::GetFunction() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5315 | i::Isolate* isolate = i::Isolate::Current(); |
| 5316 | ON_BAILOUT(isolate, "v8::FunctionTemplate::GetFunction()", |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5317 | return Local<v8::Function>()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5318 | LOG_API(isolate, "FunctionTemplate::GetFunction"); |
| 5319 | ENTER_V8(isolate); |
| 5320 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5321 | i::Handle<i::Object> obj; |
| 5322 | has_pending_exception = !i::Execution::InstantiateFunction( |
| 5323 | Utils::OpenHandle(this)).ToHandle(&obj); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5324 | EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::Function>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5325 | return Utils::ToLocal(i::Handle<i::JSFunction>::cast(obj)); |
| 5326 | } |
| 5327 | |
| 5328 | |
| 5329 | bool FunctionTemplate::HasInstance(v8::Handle<v8::Value> value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5330 | ON_BAILOUT(i::Isolate::Current(), "v8::FunctionTemplate::HasInstanceOf()", |
| 5331 | return false); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5332 | i::Object* obj = *Utils::OpenHandle(*value); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5333 | return Utils::OpenHandle(this)->IsTemplateFor(obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5334 | } |
| 5335 | |
| 5336 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5337 | Local<External> v8::External::New(Isolate* isolate, void* value) { |
| 5338 | STATIC_ASSERT(sizeof(value) == sizeof(i::Address)); |
| 5339 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5340 | LOG_API(i_isolate, "External::New"); |
| 5341 | ENTER_V8(i_isolate); |
| 5342 | i::Handle<i::JSObject> external = i_isolate->factory()->NewExternal(value); |
| 5343 | return Utils::ExternalToLocal(external); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5344 | } |
| 5345 | |
| 5346 | |
| 5347 | void* External::Value() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5348 | return ExternalValue(*Utils::OpenHandle(this)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5349 | } |
| 5350 | |
| 5351 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5352 | // anonymous namespace for string creation helper functions |
| 5353 | namespace { |
| 5354 | |
| 5355 | inline int StringLength(const char* string) { |
| 5356 | return i::StrLength(string); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5357 | } |
| 5358 | |
| 5359 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5360 | inline int StringLength(const uint8_t* string) { |
| 5361 | return i::StrLength(reinterpret_cast<const char*>(string)); |
| 5362 | } |
| 5363 | |
| 5364 | |
| 5365 | inline int StringLength(const uint16_t* string) { |
| 5366 | int length = 0; |
| 5367 | while (string[length] != '\0') |
| 5368 | length++; |
| 5369 | return length; |
| 5370 | } |
| 5371 | |
| 5372 | |
| 5373 | MUST_USE_RESULT |
| 5374 | inline i::MaybeHandle<i::String> NewString(i::Factory* factory, |
| 5375 | String::NewStringType type, |
| 5376 | i::Vector<const char> string) { |
| 5377 | if (type == String::kInternalizedString) { |
| 5378 | return factory->InternalizeUtf8String(string); |
| 5379 | } |
| 5380 | return factory->NewStringFromUtf8(string); |
| 5381 | } |
| 5382 | |
| 5383 | |
| 5384 | MUST_USE_RESULT |
| 5385 | inline i::MaybeHandle<i::String> NewString(i::Factory* factory, |
| 5386 | String::NewStringType type, |
| 5387 | i::Vector<const uint8_t> string) { |
| 5388 | if (type == String::kInternalizedString) { |
| 5389 | return factory->InternalizeOneByteString(string); |
| 5390 | } |
| 5391 | return factory->NewStringFromOneByte(string); |
| 5392 | } |
| 5393 | |
| 5394 | |
| 5395 | MUST_USE_RESULT |
| 5396 | inline i::MaybeHandle<i::String> NewString(i::Factory* factory, |
| 5397 | String::NewStringType type, |
| 5398 | i::Vector<const uint16_t> string) { |
| 5399 | if (type == String::kInternalizedString) { |
| 5400 | return factory->InternalizeTwoByteString(string); |
| 5401 | } |
| 5402 | return factory->NewStringFromTwoByte(string); |
| 5403 | } |
| 5404 | |
| 5405 | |
| 5406 | template<typename Char> |
| 5407 | inline Local<String> NewString(Isolate* v8_isolate, |
| 5408 | const char* location, |
| 5409 | const char* env, |
| 5410 | const Char* data, |
| 5411 | String::NewStringType type, |
| 5412 | int length) { |
| 5413 | i::Isolate* isolate = reinterpret_cast<internal::Isolate*>(v8_isolate); |
| 5414 | LOG_API(isolate, env); |
| 5415 | if (length == 0 && type != String::kUndetectableString) { |
| 5416 | return String::Empty(v8_isolate); |
| 5417 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5418 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5419 | if (length == -1) length = StringLength(data); |
| 5420 | // We do not expect this to fail. Change this if it does. |
| 5421 | i::Handle<i::String> result = NewString( |
| 5422 | isolate->factory(), |
| 5423 | type, |
| 5424 | i::Vector<const Char>(data, length)).ToHandleChecked(); |
| 5425 | if (type == String::kUndetectableString) { |
| 5426 | result->MarkAsUndetectable(); |
| 5427 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5428 | return Utils::ToLocal(result); |
| 5429 | } |
| 5430 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5431 | } // anonymous namespace |
| 5432 | |
| 5433 | |
| 5434 | Local<String> String::NewFromUtf8(Isolate* isolate, |
| 5435 | const char* data, |
| 5436 | NewStringType type, |
| 5437 | int length) { |
| 5438 | return NewString(isolate, |
| 5439 | "v8::String::NewFromUtf8()", |
| 5440 | "String::NewFromUtf8", |
| 5441 | data, |
| 5442 | type, |
| 5443 | length); |
| 5444 | } |
| 5445 | |
| 5446 | |
| 5447 | Local<String> String::NewFromOneByte(Isolate* isolate, |
| 5448 | const uint8_t* data, |
| 5449 | NewStringType type, |
| 5450 | int length) { |
| 5451 | return NewString(isolate, |
| 5452 | "v8::String::NewFromOneByte()", |
| 5453 | "String::NewFromOneByte", |
| 5454 | data, |
| 5455 | type, |
| 5456 | length); |
| 5457 | } |
| 5458 | |
| 5459 | |
| 5460 | Local<String> String::NewFromTwoByte(Isolate* isolate, |
| 5461 | const uint16_t* data, |
| 5462 | NewStringType type, |
| 5463 | int length) { |
| 5464 | return NewString(isolate, |
| 5465 | "v8::String::NewFromTwoByte()", |
| 5466 | "String::NewFromTwoByte", |
| 5467 | data, |
| 5468 | type, |
| 5469 | length); |
| 5470 | } |
| 5471 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5472 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5473 | Local<String> v8::String::Concat(Handle<String> left, Handle<String> right) { |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5474 | i::Handle<i::String> left_string = Utils::OpenHandle(*left); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5475 | i::Isolate* isolate = left_string->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5476 | LOG_API(isolate, "String::New(char)"); |
| 5477 | ENTER_V8(isolate); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5478 | i::Handle<i::String> right_string = Utils::OpenHandle(*right); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5479 | // We do not expect this to fail. Change this if it does. |
| 5480 | i::Handle<i::String> result = isolate->factory()->NewConsString( |
| 5481 | left_string, right_string).ToHandleChecked(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 5482 | return Utils::ToLocal(result); |
| 5483 | } |
| 5484 | |
| 5485 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5486 | static i::Handle<i::String> NewExternalStringHandle( |
| 5487 | i::Isolate* isolate, |
| 5488 | v8::String::ExternalStringResource* resource) { |
| 5489 | // We do not expect this to fail. Change this if it does. |
| 5490 | return isolate->factory()->NewExternalStringFromTwoByte( |
| 5491 | resource).ToHandleChecked(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5492 | } |
| 5493 | |
| 5494 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5495 | static i::Handle<i::String> NewExternalOneByteStringHandle( |
| 5496 | i::Isolate* isolate, v8::String::ExternalOneByteStringResource* resource) { |
| 5497 | // We do not expect this to fail. Change this if it does. |
| 5498 | return isolate->factory() |
| 5499 | ->NewExternalStringFromOneByte(resource) |
| 5500 | .ToHandleChecked(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5501 | } |
| 5502 | |
| 5503 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5504 | Local<String> v8::String::NewExternal( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5505 | Isolate* isolate, |
| 5506 | v8::String::ExternalStringResource* resource) { |
| 5507 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5508 | LOG_API(i_isolate, "String::NewExternal"); |
| 5509 | ENTER_V8(i_isolate); |
| 5510 | CHECK(resource && resource->data()); |
| 5511 | i::Handle<i::String> result = NewExternalStringHandle(i_isolate, resource); |
| 5512 | i_isolate->heap()->external_string_table()->AddString(*result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5513 | return Utils::ToLocal(result); |
| 5514 | } |
| 5515 | |
| 5516 | |
| 5517 | bool v8::String::MakeExternal(v8::String::ExternalStringResource* resource) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5518 | i::Handle<i::String> obj = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5519 | i::Isolate* isolate = obj->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5520 | if (i::StringShape(*obj).IsExternal()) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5521 | return false; // Already an external string. |
| 5522 | } |
| 5523 | ENTER_V8(isolate); |
| 5524 | if (isolate->string_tracker()->IsFreshUnusedString(obj)) { |
| 5525 | return false; |
| 5526 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5527 | if (isolate->heap()->IsInGCPostProcessing()) { |
| 5528 | return false; |
| 5529 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5530 | CHECK(resource && resource->data()); |
| 5531 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5532 | bool result = obj->MakeExternal(resource); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5533 | // Assert that if CanMakeExternal(), then externalizing actually succeeds. |
| 5534 | DCHECK(!CanMakeExternal() || result); |
| 5535 | if (result) { |
| 5536 | DCHECK(obj->IsExternalString()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5537 | isolate->heap()->external_string_table()->AddString(*obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5538 | } |
| 5539 | return result; |
| 5540 | } |
| 5541 | |
| 5542 | |
| 5543 | Local<String> v8::String::NewExternal( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5544 | Isolate* isolate, v8::String::ExternalOneByteStringResource* resource) { |
| 5545 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5546 | LOG_API(i_isolate, "String::NewExternal"); |
| 5547 | ENTER_V8(i_isolate); |
| 5548 | CHECK(resource && resource->data()); |
| 5549 | i::Handle<i::String> result = |
| 5550 | NewExternalOneByteStringHandle(i_isolate, resource); |
| 5551 | i_isolate->heap()->external_string_table()->AddString(*result); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5552 | return Utils::ToLocal(result); |
| 5553 | } |
| 5554 | |
| 5555 | |
| 5556 | bool v8::String::MakeExternal( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5557 | v8::String::ExternalOneByteStringResource* resource) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5558 | i::Handle<i::String> obj = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5559 | i::Isolate* isolate = obj->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5560 | if (i::StringShape(*obj).IsExternal()) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5561 | return false; // Already an external string. |
| 5562 | } |
| 5563 | ENTER_V8(isolate); |
| 5564 | if (isolate->string_tracker()->IsFreshUnusedString(obj)) { |
| 5565 | return false; |
| 5566 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5567 | if (isolate->heap()->IsInGCPostProcessing()) { |
| 5568 | return false; |
| 5569 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5570 | CHECK(resource && resource->data()); |
| 5571 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5572 | bool result = obj->MakeExternal(resource); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5573 | // Assert that if CanMakeExternal(), then externalizing actually succeeds. |
| 5574 | DCHECK(!CanMakeExternal() || result); |
| 5575 | if (result) { |
| 5576 | DCHECK(obj->IsExternalString()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5577 | isolate->heap()->external_string_table()->AddString(*obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5578 | } |
| 5579 | return result; |
| 5580 | } |
| 5581 | |
| 5582 | |
| 5583 | bool v8::String::CanMakeExternal() { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5584 | if (!internal::FLAG_clever_optimizations) return false; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5585 | i::Handle<i::String> obj = Utils::OpenHandle(this); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5586 | i::Isolate* isolate = obj->GetIsolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5587 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5588 | if (isolate->string_tracker()->IsFreshUnusedString(obj)) return false; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5589 | int size = obj->Size(); // Byte size of the original string. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5590 | if (size < i::ExternalString::kShortSize) return false; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5591 | i::StringShape shape(*obj); |
| 5592 | return !shape.IsExternal(); |
| 5593 | } |
| 5594 | |
| 5595 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5596 | Local<v8::Object> v8::Object::New(Isolate* isolate) { |
| 5597 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5598 | LOG_API(i_isolate, "Object::New"); |
| 5599 | ENTER_V8(i_isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5600 | i::Handle<i::JSObject> obj = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5601 | i_isolate->factory()->NewJSObject(i_isolate->object_function()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5602 | return Utils::ToLocal(obj); |
| 5603 | } |
| 5604 | |
| 5605 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5606 | Local<v8::Value> v8::NumberObject::New(Isolate* isolate, double value) { |
| 5607 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5608 | LOG_API(i_isolate, "NumberObject::New"); |
| 5609 | ENTER_V8(i_isolate); |
| 5610 | i::Handle<i::Object> number = i_isolate->factory()->NewNumber(value); |
| 5611 | i::Handle<i::Object> obj = |
| 5612 | i::Object::ToObject(i_isolate, number).ToHandleChecked(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5613 | return Utils::ToLocal(obj); |
| 5614 | } |
| 5615 | |
| 5616 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5617 | double v8::NumberObject::ValueOf() const { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5618 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 5619 | i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5620 | i::Isolate* isolate = jsvalue->GetIsolate(); |
| 5621 | LOG_API(isolate, "NumberObject::NumberValue"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5622 | return jsvalue->value()->Number(); |
| 5623 | } |
| 5624 | |
| 5625 | |
| 5626 | Local<v8::Value> v8::BooleanObject::New(bool value) { |
| 5627 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5628 | LOG_API(isolate, "BooleanObject::New"); |
| 5629 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5630 | i::Handle<i::Object> boolean(value |
| 5631 | ? isolate->heap()->true_value() |
| 5632 | : isolate->heap()->false_value(), |
| 5633 | isolate); |
| 5634 | i::Handle<i::Object> obj = |
| 5635 | i::Object::ToObject(isolate, boolean).ToHandleChecked(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5636 | return Utils::ToLocal(obj); |
| 5637 | } |
| 5638 | |
| 5639 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5640 | bool v8::BooleanObject::ValueOf() const { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5641 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 5642 | i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5643 | i::Isolate* isolate = jsvalue->GetIsolate(); |
| 5644 | LOG_API(isolate, "BooleanObject::BooleanValue"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5645 | return jsvalue->value()->IsTrue(); |
| 5646 | } |
| 5647 | |
| 5648 | |
| 5649 | Local<v8::Value> v8::StringObject::New(Handle<String> value) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5650 | i::Handle<i::String> string = Utils::OpenHandle(*value); |
| 5651 | i::Isolate* isolate = string->GetIsolate(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5652 | LOG_API(isolate, "StringObject::New"); |
| 5653 | ENTER_V8(isolate); |
| 5654 | i::Handle<i::Object> obj = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5655 | i::Object::ToObject(isolate, string).ToHandleChecked(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5656 | return Utils::ToLocal(obj); |
| 5657 | } |
| 5658 | |
| 5659 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5660 | Local<v8::String> v8::StringObject::ValueOf() const { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5661 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 5662 | i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5663 | i::Isolate* isolate = jsvalue->GetIsolate(); |
| 5664 | LOG_API(isolate, "StringObject::StringValue"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 5665 | return Utils::ToLocal( |
| 5666 | i::Handle<i::String>(i::String::cast(jsvalue->value()))); |
| 5667 | } |
| 5668 | |
| 5669 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5670 | Local<v8::Value> v8::SymbolObject::New(Isolate* isolate, Handle<Symbol> value) { |
| 5671 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5672 | LOG_API(i_isolate, "SymbolObject::New"); |
| 5673 | ENTER_V8(i_isolate); |
| 5674 | i::Handle<i::Object> obj = i::Object::ToObject( |
| 5675 | i_isolate, Utils::OpenHandle(*value)).ToHandleChecked(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5676 | return Utils::ToLocal(obj); |
| 5677 | } |
| 5678 | |
| 5679 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5680 | Local<v8::Symbol> v8::SymbolObject::ValueOf() const { |
| 5681 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
| 5682 | i::Handle<i::JSValue> jsvalue = i::Handle<i::JSValue>::cast(obj); |
| 5683 | i::Isolate* isolate = jsvalue->GetIsolate(); |
| 5684 | LOG_API(isolate, "SymbolObject::SymbolValue"); |
| 5685 | return Utils::ToLocal( |
| 5686 | i::Handle<i::Symbol>(i::Symbol::cast(jsvalue->value()))); |
| 5687 | } |
| 5688 | |
| 5689 | |
| 5690 | Local<v8::Value> v8::Date::New(Isolate* isolate, double time) { |
| 5691 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5692 | LOG_API(i_isolate, "Date::New"); |
| 5693 | if (std::isnan(time)) { |
| 5694 | // Introduce only canonical NaN value into the VM, to avoid signaling NaNs. |
| 5695 | time = base::OS::nan_value(); |
| 5696 | } |
| 5697 | ENTER_V8(i_isolate); |
| 5698 | EXCEPTION_PREAMBLE(i_isolate); |
| 5699 | i::Handle<i::Object> obj; |
| 5700 | has_pending_exception = !i::Execution::NewDate( |
| 5701 | i_isolate, time).ToHandle(&obj); |
| 5702 | EXCEPTION_BAILOUT_CHECK(i_isolate, Local<v8::Value>()); |
| 5703 | return Utils::ToLocal(obj); |
| 5704 | } |
| 5705 | |
| 5706 | |
| 5707 | double v8::Date::ValueOf() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5708 | i::Handle<i::Object> obj = Utils::OpenHandle(this); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5709 | i::Handle<i::JSDate> jsdate = i::Handle<i::JSDate>::cast(obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5710 | i::Isolate* isolate = jsdate->GetIsolate(); |
| 5711 | LOG_API(isolate, "Date::NumberValue"); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5712 | return jsdate->value()->Number(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5713 | } |
| 5714 | |
| 5715 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5716 | void v8::Date::DateTimeConfigurationChangeNotification(Isolate* isolate) { |
| 5717 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5718 | if (!i_isolate->IsInitialized()) return; |
| 5719 | ON_BAILOUT(i_isolate, "v8::Date::DateTimeConfigurationChangeNotification()", |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5720 | return); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5721 | LOG_API(i_isolate, "Date::DateTimeConfigurationChangeNotification"); |
| 5722 | ENTER_V8(i_isolate); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 5723 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5724 | i_isolate->date_cache()->ResetDateCache(); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 5725 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5726 | if (!i_isolate->eternal_handles()->Exists( |
| 5727 | i::EternalHandles::DATE_CACHE_VERSION)) { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 5728 | return; |
| 5729 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5730 | i::Handle<i::FixedArray> date_cache_version = |
| 5731 | i::Handle<i::FixedArray>::cast(i_isolate->eternal_handles()->GetSingleton( |
| 5732 | i::EternalHandles::DATE_CACHE_VERSION)); |
| 5733 | DCHECK_EQ(1, date_cache_version->length()); |
| 5734 | CHECK(date_cache_version->get(0)->IsSmi()); |
| 5735 | date_cache_version->set( |
| 5736 | 0, |
| 5737 | i::Smi::FromInt(i::Smi::cast(date_cache_version->get(0))->value() + 1)); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 5738 | } |
| 5739 | |
| 5740 | |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 5741 | static i::Handle<i::String> RegExpFlagsToString(RegExp::Flags flags) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5742 | i::Isolate* isolate = i::Isolate::Current(); |
| 5743 | uint8_t flags_buf[3]; |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 5744 | int num_flags = 0; |
| 5745 | if ((flags & RegExp::kGlobal) != 0) flags_buf[num_flags++] = 'g'; |
| 5746 | if ((flags & RegExp::kMultiline) != 0) flags_buf[num_flags++] = 'm'; |
| 5747 | if ((flags & RegExp::kIgnoreCase) != 0) flags_buf[num_flags++] = 'i'; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5748 | DCHECK(num_flags <= static_cast<int>(arraysize(flags_buf))); |
| 5749 | return isolate->factory()->InternalizeOneByteString( |
| 5750 | i::Vector<const uint8_t>(flags_buf, num_flags)); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 5751 | } |
| 5752 | |
| 5753 | |
| 5754 | Local<v8::RegExp> v8::RegExp::New(Handle<String> pattern, |
| 5755 | Flags flags) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5756 | i::Isolate* isolate = Utils::OpenHandle(*pattern)->GetIsolate(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5757 | LOG_API(isolate, "RegExp::New"); |
| 5758 | ENTER_V8(isolate); |
| 5759 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5760 | i::Handle<i::JSRegExp> obj; |
| 5761 | has_pending_exception = !i::Execution::NewJSRegExp( |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 5762 | Utils::OpenHandle(*pattern), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5763 | RegExpFlagsToString(flags)).ToHandle(&obj); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5764 | EXCEPTION_BAILOUT_CHECK(isolate, Local<v8::RegExp>()); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 5765 | return Utils::ToLocal(i::Handle<i::JSRegExp>::cast(obj)); |
| 5766 | } |
| 5767 | |
| 5768 | |
| 5769 | Local<v8::String> v8::RegExp::GetSource() const { |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 5770 | i::Handle<i::JSRegExp> obj = Utils::OpenHandle(this); |
| 5771 | return Utils::ToLocal(i::Handle<i::String>(obj->Pattern())); |
| 5772 | } |
| 5773 | |
| 5774 | |
| 5775 | // Assert that the static flags cast in GetFlags is valid. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5776 | #define REGEXP_FLAG_ASSERT_EQ(api_flag, internal_flag) \ |
| 5777 | STATIC_ASSERT(static_cast<int>(v8::RegExp::api_flag) == \ |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 5778 | static_cast<int>(i::JSRegExp::internal_flag)) |
| 5779 | REGEXP_FLAG_ASSERT_EQ(kNone, NONE); |
| 5780 | REGEXP_FLAG_ASSERT_EQ(kGlobal, GLOBAL); |
| 5781 | REGEXP_FLAG_ASSERT_EQ(kIgnoreCase, IGNORE_CASE); |
| 5782 | REGEXP_FLAG_ASSERT_EQ(kMultiline, MULTILINE); |
| 5783 | #undef REGEXP_FLAG_ASSERT_EQ |
| 5784 | |
| 5785 | v8::RegExp::Flags v8::RegExp::GetFlags() const { |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 5786 | i::Handle<i::JSRegExp> obj = Utils::OpenHandle(this); |
| 5787 | return static_cast<RegExp::Flags>(obj->GetFlags().value()); |
| 5788 | } |
| 5789 | |
| 5790 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5791 | Local<v8::Array> v8::Array::New(Isolate* isolate, int length) { |
| 5792 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 5793 | LOG_API(i_isolate, "Array::New"); |
| 5794 | ENTER_V8(i_isolate); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5795 | int real_length = length > 0 ? length : 0; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5796 | i::Handle<i::JSArray> obj = i_isolate->factory()->NewJSArray(real_length); |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 5797 | i::Handle<i::Object> length_obj = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5798 | i_isolate->factory()->NewNumberFromInt(real_length); |
Ben Murdoch | 8b112d2 | 2011-06-08 16:22:53 +0100 | [diff] [blame] | 5799 | obj->set_length(*length_obj); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5800 | return Utils::ToLocal(obj); |
| 5801 | } |
| 5802 | |
| 5803 | |
| 5804 | uint32_t v8::Array::Length() const { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5805 | i::Handle<i::JSArray> obj = Utils::OpenHandle(this); |
| 5806 | i::Object* length = obj->length(); |
| 5807 | if (length->IsSmi()) { |
| 5808 | return i::Smi::cast(length)->value(); |
| 5809 | } else { |
| 5810 | return static_cast<uint32_t>(length->Number()); |
| 5811 | } |
| 5812 | } |
| 5813 | |
| 5814 | |
| 5815 | Local<Object> Array::CloneElementAt(uint32_t index) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5816 | i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
| 5817 | ON_BAILOUT(isolate, "v8::Array::CloneElementAt()", return Local<Object>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5818 | i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5819 | if (!self->HasFastObjectElements()) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5820 | return Local<Object>(); |
| 5821 | } |
| 5822 | i::FixedArray* elms = i::FixedArray::cast(self->elements()); |
| 5823 | i::Object* paragon = elms->get(index); |
| 5824 | if (!paragon->IsJSObject()) { |
| 5825 | return Local<Object>(); |
| 5826 | } |
| 5827 | i::Handle<i::JSObject> paragon_handle(i::JSObject::cast(paragon)); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5828 | EXCEPTION_PREAMBLE(isolate); |
| 5829 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5830 | i::Handle<i::JSObject> result = |
| 5831 | isolate->factory()->CopyJSObject(paragon_handle); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5832 | has_pending_exception = result.is_null(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5833 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Object>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 5834 | return Utils::ToLocal(result); |
| 5835 | } |
| 5836 | |
| 5837 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5838 | bool Value::IsPromise() const { |
| 5839 | i::Handle<i::Object> val = Utils::OpenHandle(this); |
| 5840 | if (!val->IsJSObject()) return false; |
| 5841 | i::Handle<i::JSObject> obj = i::Handle<i::JSObject>::cast(val); |
| 5842 | i::Isolate* isolate = obj->GetIsolate(); |
| 5843 | LOG_API(isolate, "IsPromise"); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 5844 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 5845 | EXCEPTION_PREAMBLE(isolate); |
| 5846 | i::Handle<i::Object> argv[] = { obj }; |
| 5847 | i::Handle<i::Object> b; |
| 5848 | has_pending_exception = !i::Execution::Call( |
| 5849 | isolate, |
| 5850 | isolate->is_promise(), |
| 5851 | isolate->factory()->undefined_value(), |
| 5852 | arraysize(argv), argv, |
| 5853 | false).ToHandle(&b); |
| 5854 | EXCEPTION_BAILOUT_CHECK(isolate, false); |
| 5855 | return b->BooleanValue(); |
| 5856 | } |
| 5857 | |
| 5858 | |
| 5859 | Local<Promise::Resolver> Promise::Resolver::New(Isolate* v8_isolate) { |
| 5860 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(v8_isolate); |
| 5861 | LOG_API(isolate, "Promise::Resolver::New"); |
| 5862 | ENTER_V8(isolate); |
| 5863 | EXCEPTION_PREAMBLE(isolate); |
| 5864 | i::Handle<i::Object> result; |
| 5865 | has_pending_exception = !i::Execution::Call( |
| 5866 | isolate, |
| 5867 | isolate->promise_create(), |
| 5868 | isolate->factory()->undefined_value(), |
| 5869 | 0, NULL, |
| 5870 | false).ToHandle(&result); |
| 5871 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Promise::Resolver>()); |
| 5872 | return Local<Promise::Resolver>::Cast(Utils::ToLocal(result)); |
| 5873 | } |
| 5874 | |
| 5875 | |
| 5876 | Local<Promise> Promise::Resolver::GetPromise() { |
| 5877 | i::Handle<i::JSObject> promise = Utils::OpenHandle(this); |
| 5878 | return Local<Promise>::Cast(Utils::ToLocal(promise)); |
| 5879 | } |
| 5880 | |
| 5881 | |
| 5882 | void Promise::Resolver::Resolve(Handle<Value> value) { |
| 5883 | i::Handle<i::JSObject> promise = Utils::OpenHandle(this); |
| 5884 | i::Isolate* isolate = promise->GetIsolate(); |
| 5885 | LOG_API(isolate, "Promise::Resolver::Resolve"); |
| 5886 | ENTER_V8(isolate); |
| 5887 | EXCEPTION_PREAMBLE(isolate); |
| 5888 | i::Handle<i::Object> argv[] = { promise, Utils::OpenHandle(*value) }; |
| 5889 | has_pending_exception = i::Execution::Call( |
| 5890 | isolate, |
| 5891 | isolate->promise_resolve(), |
| 5892 | isolate->factory()->undefined_value(), |
| 5893 | arraysize(argv), argv, |
| 5894 | false).is_null(); |
| 5895 | EXCEPTION_BAILOUT_CHECK(isolate, /* void */ ;); |
| 5896 | } |
| 5897 | |
| 5898 | |
| 5899 | void Promise::Resolver::Reject(Handle<Value> value) { |
| 5900 | i::Handle<i::JSObject> promise = Utils::OpenHandle(this); |
| 5901 | i::Isolate* isolate = promise->GetIsolate(); |
| 5902 | LOG_API(isolate, "Promise::Resolver::Reject"); |
| 5903 | ENTER_V8(isolate); |
| 5904 | EXCEPTION_PREAMBLE(isolate); |
| 5905 | i::Handle<i::Object> argv[] = { promise, Utils::OpenHandle(*value) }; |
| 5906 | has_pending_exception = i::Execution::Call( |
| 5907 | isolate, |
| 5908 | isolate->promise_reject(), |
| 5909 | isolate->factory()->undefined_value(), |
| 5910 | arraysize(argv), argv, |
| 5911 | false).is_null(); |
| 5912 | EXCEPTION_BAILOUT_CHECK(isolate, /* void */ ;); |
| 5913 | } |
| 5914 | |
| 5915 | |
| 5916 | Local<Promise> Promise::Chain(Handle<Function> handler) { |
| 5917 | i::Handle<i::JSObject> promise = Utils::OpenHandle(this); |
| 5918 | i::Isolate* isolate = promise->GetIsolate(); |
| 5919 | LOG_API(isolate, "Promise::Chain"); |
| 5920 | ENTER_V8(isolate); |
| 5921 | EXCEPTION_PREAMBLE(isolate); |
| 5922 | i::Handle<i::Object> argv[] = { Utils::OpenHandle(*handler) }; |
| 5923 | i::Handle<i::Object> result; |
| 5924 | has_pending_exception = !i::Execution::Call( |
| 5925 | isolate, |
| 5926 | isolate->promise_chain(), |
| 5927 | promise, |
| 5928 | arraysize(argv), argv, |
| 5929 | false).ToHandle(&result); |
| 5930 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Promise>()); |
| 5931 | return Local<Promise>::Cast(Utils::ToLocal(result)); |
| 5932 | } |
| 5933 | |
| 5934 | |
| 5935 | Local<Promise> Promise::Catch(Handle<Function> handler) { |
| 5936 | i::Handle<i::JSObject> promise = Utils::OpenHandle(this); |
| 5937 | i::Isolate* isolate = promise->GetIsolate(); |
| 5938 | LOG_API(isolate, "Promise::Catch"); |
| 5939 | ENTER_V8(isolate); |
| 5940 | EXCEPTION_PREAMBLE(isolate); |
| 5941 | i::Handle<i::Object> argv[] = { Utils::OpenHandle(*handler) }; |
| 5942 | i::Handle<i::Object> result; |
| 5943 | has_pending_exception = !i::Execution::Call( |
| 5944 | isolate, |
| 5945 | isolate->promise_catch(), |
| 5946 | promise, |
| 5947 | arraysize(argv), argv, |
| 5948 | false).ToHandle(&result); |
| 5949 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Promise>()); |
| 5950 | return Local<Promise>::Cast(Utils::ToLocal(result)); |
| 5951 | } |
| 5952 | |
| 5953 | |
| 5954 | Local<Promise> Promise::Then(Handle<Function> handler) { |
| 5955 | i::Handle<i::JSObject> promise = Utils::OpenHandle(this); |
| 5956 | i::Isolate* isolate = promise->GetIsolate(); |
| 5957 | LOG_API(isolate, "Promise::Then"); |
| 5958 | ENTER_V8(isolate); |
| 5959 | EXCEPTION_PREAMBLE(isolate); |
| 5960 | i::Handle<i::Object> argv[] = { Utils::OpenHandle(*handler) }; |
| 5961 | i::Handle<i::Object> result; |
| 5962 | has_pending_exception = !i::Execution::Call( |
| 5963 | isolate, |
| 5964 | isolate->promise_then(), |
| 5965 | promise, |
| 5966 | arraysize(argv), argv, |
| 5967 | false).ToHandle(&result); |
| 5968 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Promise>()); |
| 5969 | return Local<Promise>::Cast(Utils::ToLocal(result)); |
| 5970 | } |
| 5971 | |
| 5972 | |
| 5973 | bool v8::ArrayBuffer::IsExternal() const { |
| 5974 | return Utils::OpenHandle(this)->is_external(); |
| 5975 | } |
| 5976 | |
| 5977 | |
| 5978 | v8::ArrayBuffer::Contents v8::ArrayBuffer::Externalize() { |
| 5979 | i::Handle<i::JSArrayBuffer> obj = Utils::OpenHandle(this); |
| 5980 | Utils::ApiCheck(!obj->is_external(), |
| 5981 | "v8::ArrayBuffer::Externalize", |
| 5982 | "ArrayBuffer already externalized"); |
| 5983 | obj->set_is_external(true); |
| 5984 | size_t byte_length = static_cast<size_t>(obj->byte_length()->Number()); |
| 5985 | Contents contents; |
| 5986 | contents.data_ = obj->backing_store(); |
| 5987 | contents.byte_length_ = byte_length; |
| 5988 | return contents; |
| 5989 | } |
| 5990 | |
| 5991 | |
| 5992 | void v8::ArrayBuffer::Neuter() { |
| 5993 | i::Handle<i::JSArrayBuffer> obj = Utils::OpenHandle(this); |
| 5994 | i::Isolate* isolate = obj->GetIsolate(); |
| 5995 | Utils::ApiCheck(obj->is_external(), |
| 5996 | "v8::ArrayBuffer::Neuter", |
| 5997 | "Only externalized ArrayBuffers can be neutered"); |
| 5998 | LOG_API(obj->GetIsolate(), "v8::ArrayBuffer::Neuter()"); |
| 5999 | ENTER_V8(isolate); |
| 6000 | i::Runtime::NeuterArrayBuffer(obj); |
| 6001 | } |
| 6002 | |
| 6003 | |
| 6004 | size_t v8::ArrayBuffer::ByteLength() const { |
| 6005 | i::Handle<i::JSArrayBuffer> obj = Utils::OpenHandle(this); |
| 6006 | return static_cast<size_t>(obj->byte_length()->Number()); |
| 6007 | } |
| 6008 | |
| 6009 | |
| 6010 | Local<ArrayBuffer> v8::ArrayBuffer::New(Isolate* isolate, size_t byte_length) { |
| 6011 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6012 | LOG_API(i_isolate, "v8::ArrayBuffer::New(size_t)"); |
| 6013 | ENTER_V8(i_isolate); |
| 6014 | i::Handle<i::JSArrayBuffer> obj = |
| 6015 | i_isolate->factory()->NewJSArrayBuffer(); |
| 6016 | i::Runtime::SetupArrayBufferAllocatingData(i_isolate, obj, byte_length); |
| 6017 | return Utils::ToLocal(obj); |
| 6018 | } |
| 6019 | |
| 6020 | |
| 6021 | Local<ArrayBuffer> v8::ArrayBuffer::New(Isolate* isolate, void* data, |
| 6022 | size_t byte_length) { |
| 6023 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6024 | LOG_API(i_isolate, "v8::ArrayBuffer::New(void*, size_t)"); |
| 6025 | ENTER_V8(i_isolate); |
| 6026 | i::Handle<i::JSArrayBuffer> obj = |
| 6027 | i_isolate->factory()->NewJSArrayBuffer(); |
| 6028 | i::Runtime::SetupArrayBuffer(i_isolate, obj, true, data, byte_length); |
| 6029 | return Utils::ToLocal(obj); |
| 6030 | } |
| 6031 | |
| 6032 | |
| 6033 | Local<ArrayBuffer> v8::ArrayBufferView::Buffer() { |
| 6034 | i::Handle<i::JSArrayBufferView> obj = Utils::OpenHandle(this); |
| 6035 | i::Handle<i::JSArrayBuffer> buffer; |
| 6036 | if (obj->IsJSDataView()) { |
| 6037 | i::Handle<i::JSDataView> data_view(i::JSDataView::cast(*obj)); |
| 6038 | DCHECK(data_view->buffer()->IsJSArrayBuffer()); |
| 6039 | buffer = i::handle(i::JSArrayBuffer::cast(data_view->buffer())); |
| 6040 | } else { |
| 6041 | DCHECK(obj->IsJSTypedArray()); |
| 6042 | buffer = i::JSTypedArray::cast(*obj)->GetBuffer(); |
| 6043 | } |
| 6044 | return Utils::ToLocal(buffer); |
| 6045 | } |
| 6046 | |
| 6047 | |
| 6048 | size_t v8::ArrayBufferView::ByteOffset() { |
| 6049 | i::Handle<i::JSArrayBufferView> obj = Utils::OpenHandle(this); |
| 6050 | return static_cast<size_t>(obj->byte_offset()->Number()); |
| 6051 | } |
| 6052 | |
| 6053 | |
| 6054 | size_t v8::ArrayBufferView::ByteLength() { |
| 6055 | i::Handle<i::JSArrayBufferView> obj = Utils::OpenHandle(this); |
| 6056 | return static_cast<size_t>(obj->byte_length()->Number()); |
| 6057 | } |
| 6058 | |
| 6059 | |
| 6060 | size_t v8::TypedArray::Length() { |
| 6061 | i::Handle<i::JSTypedArray> obj = Utils::OpenHandle(this); |
| 6062 | return static_cast<size_t>(obj->length()->Number()); |
| 6063 | } |
| 6064 | |
| 6065 | |
| 6066 | static inline void SetupArrayBufferView( |
| 6067 | i::Isolate* isolate, |
| 6068 | i::Handle<i::JSArrayBufferView> obj, |
| 6069 | i::Handle<i::JSArrayBuffer> buffer, |
| 6070 | size_t byte_offset, |
| 6071 | size_t byte_length) { |
| 6072 | DCHECK(byte_offset + byte_length <= |
| 6073 | static_cast<size_t>(buffer->byte_length()->Number())); |
| 6074 | |
| 6075 | obj->set_buffer(*buffer); |
| 6076 | |
| 6077 | obj->set_weak_next(buffer->weak_first_view()); |
| 6078 | buffer->set_weak_first_view(*obj); |
| 6079 | |
| 6080 | i::Handle<i::Object> byte_offset_object = |
| 6081 | isolate->factory()->NewNumberFromSize(byte_offset); |
| 6082 | obj->set_byte_offset(*byte_offset_object); |
| 6083 | |
| 6084 | i::Handle<i::Object> byte_length_object = |
| 6085 | isolate->factory()->NewNumberFromSize(byte_length); |
| 6086 | obj->set_byte_length(*byte_length_object); |
| 6087 | } |
| 6088 | |
| 6089 | template<typename ElementType, |
| 6090 | ExternalArrayType array_type, |
| 6091 | i::ElementsKind elements_kind> |
| 6092 | i::Handle<i::JSTypedArray> NewTypedArray( |
| 6093 | i::Isolate* isolate, |
| 6094 | Handle<ArrayBuffer> array_buffer, size_t byte_offset, size_t length) { |
| 6095 | i::Handle<i::JSTypedArray> obj = |
| 6096 | isolate->factory()->NewJSTypedArray(array_type); |
| 6097 | i::Handle<i::JSArrayBuffer> buffer = Utils::OpenHandle(*array_buffer); |
| 6098 | |
| 6099 | DCHECK(byte_offset % sizeof(ElementType) == 0); |
| 6100 | |
| 6101 | CHECK(length <= (std::numeric_limits<size_t>::max() / sizeof(ElementType))); |
| 6102 | CHECK(length <= static_cast<size_t>(i::Smi::kMaxValue)); |
| 6103 | size_t byte_length = length * sizeof(ElementType); |
| 6104 | SetupArrayBufferView( |
| 6105 | isolate, obj, buffer, byte_offset, byte_length); |
| 6106 | |
| 6107 | i::Handle<i::Object> length_object = |
| 6108 | isolate->factory()->NewNumberFromSize(length); |
| 6109 | obj->set_length(*length_object); |
| 6110 | |
| 6111 | i::Handle<i::ExternalArray> elements = |
| 6112 | isolate->factory()->NewExternalArray( |
| 6113 | static_cast<int>(length), array_type, |
| 6114 | static_cast<uint8_t*>(buffer->backing_store()) + byte_offset); |
| 6115 | i::Handle<i::Map> map = |
| 6116 | i::JSObject::GetElementsTransitionMap(obj, elements_kind); |
| 6117 | i::JSObject::SetMapAndElements(obj, map, elements); |
| 6118 | return obj; |
| 6119 | } |
| 6120 | |
| 6121 | |
| 6122 | #define TYPED_ARRAY_NEW(Type, type, TYPE, ctype, size) \ |
| 6123 | Local<Type##Array> Type##Array::New(Handle<ArrayBuffer> array_buffer, \ |
| 6124 | size_t byte_offset, size_t length) { \ |
| 6125 | i::Isolate* isolate = Utils::OpenHandle(*array_buffer)->GetIsolate(); \ |
| 6126 | LOG_API(isolate, \ |
| 6127 | "v8::" #Type "Array::New(Handle<ArrayBuffer>, size_t, size_t)"); \ |
| 6128 | ENTER_V8(isolate); \ |
| 6129 | if (!Utils::ApiCheck(length <= static_cast<size_t>(i::Smi::kMaxValue), \ |
| 6130 | "v8::" #Type "Array::New(Handle<ArrayBuffer>, size_t, size_t)", \ |
| 6131 | "length exceeds max allowed value")) { \ |
| 6132 | return Local<Type##Array>(); \ |
| 6133 | } \ |
| 6134 | i::Handle<i::JSTypedArray> obj = \ |
| 6135 | NewTypedArray<ctype, v8::kExternal##Type##Array, \ |
| 6136 | i::EXTERNAL_##TYPE##_ELEMENTS>( \ |
| 6137 | isolate, array_buffer, byte_offset, length); \ |
| 6138 | return Utils::ToLocal##Type##Array(obj); \ |
| 6139 | } |
| 6140 | |
| 6141 | |
| 6142 | TYPED_ARRAYS(TYPED_ARRAY_NEW) |
| 6143 | #undef TYPED_ARRAY_NEW |
| 6144 | |
| 6145 | Local<DataView> DataView::New(Handle<ArrayBuffer> array_buffer, |
| 6146 | size_t byte_offset, size_t byte_length) { |
| 6147 | i::Handle<i::JSArrayBuffer> buffer = Utils::OpenHandle(*array_buffer); |
| 6148 | i::Isolate* isolate = buffer->GetIsolate(); |
| 6149 | LOG_API(isolate, "v8::DataView::New(void*, size_t, size_t)"); |
| 6150 | ENTER_V8(isolate); |
| 6151 | i::Handle<i::JSDataView> obj = isolate->factory()->NewJSDataView(); |
| 6152 | SetupArrayBufferView( |
| 6153 | isolate, obj, buffer, byte_offset, byte_length); |
| 6154 | return Utils::ToLocal(obj); |
| 6155 | } |
| 6156 | |
| 6157 | |
| 6158 | Local<Symbol> v8::Symbol::New(Isolate* isolate, Local<String> name) { |
| 6159 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6160 | LOG_API(i_isolate, "Symbol::New()"); |
| 6161 | ENTER_V8(i_isolate); |
| 6162 | i::Handle<i::Symbol> result = i_isolate->factory()->NewSymbol(); |
| 6163 | if (!name.IsEmpty()) result->set_name(*Utils::OpenHandle(*name)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6164 | return Utils::ToLocal(result); |
| 6165 | } |
| 6166 | |
| 6167 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6168 | static i::Handle<i::Symbol> SymbolFor(i::Isolate* isolate, |
| 6169 | i::Handle<i::String> name, |
| 6170 | i::Handle<i::String> part) { |
| 6171 | i::Handle<i::JSObject> registry = isolate->GetSymbolRegistry(); |
| 6172 | i::Handle<i::JSObject> symbols = |
| 6173 | i::Handle<i::JSObject>::cast( |
| 6174 | i::Object::GetPropertyOrElement(registry, part).ToHandleChecked()); |
| 6175 | i::Handle<i::Object> symbol = |
| 6176 | i::Object::GetPropertyOrElement(symbols, name).ToHandleChecked(); |
| 6177 | if (!symbol->IsSymbol()) { |
| 6178 | DCHECK(symbol->IsUndefined()); |
| 6179 | symbol = isolate->factory()->NewSymbol(); |
| 6180 | i::Handle<i::Symbol>::cast(symbol)->set_name(*name); |
| 6181 | i::JSObject::SetProperty(symbols, name, symbol, i::STRICT).Assert(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6182 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6183 | return i::Handle<i::Symbol>::cast(symbol); |
| 6184 | } |
| 6185 | |
| 6186 | |
| 6187 | Local<Symbol> v8::Symbol::For(Isolate* isolate, Local<String> name) { |
| 6188 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6189 | i::Handle<i::String> i_name = Utils::OpenHandle(*name); |
| 6190 | i::Handle<i::String> part = i_isolate->factory()->for_string(); |
| 6191 | return Utils::ToLocal(SymbolFor(i_isolate, i_name, part)); |
| 6192 | } |
| 6193 | |
| 6194 | |
| 6195 | Local<Symbol> v8::Symbol::ForApi(Isolate* isolate, Local<String> name) { |
| 6196 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6197 | i::Handle<i::String> i_name = Utils::OpenHandle(*name); |
| 6198 | i::Handle<i::String> part = i_isolate->factory()->for_api_string(); |
| 6199 | return Utils::ToLocal(SymbolFor(i_isolate, i_name, part)); |
| 6200 | } |
| 6201 | |
| 6202 | |
| 6203 | static Local<Symbol> GetWellKnownSymbol(Isolate* isolate, const char* name) { |
| 6204 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6205 | i::Handle<i::String> i_name = |
| 6206 | Utils::OpenHandle(*String::NewFromUtf8(isolate, name)); |
| 6207 | i::Handle<i::String> part = i_isolate->factory()->for_intern_string(); |
| 6208 | return Utils::ToLocal(SymbolFor(i_isolate, i_name, part)); |
| 6209 | } |
| 6210 | |
| 6211 | |
| 6212 | Local<Symbol> v8::Symbol::GetIterator(Isolate* isolate) { |
| 6213 | return GetWellKnownSymbol(isolate, "Symbol.iterator"); |
| 6214 | } |
| 6215 | |
| 6216 | |
| 6217 | Local<Symbol> v8::Symbol::GetUnscopables(Isolate* isolate) { |
| 6218 | return GetWellKnownSymbol(isolate, "Symbol.unscopables"); |
| 6219 | } |
| 6220 | |
| 6221 | |
| 6222 | Local<Private> v8::Private::New(Isolate* isolate, Local<String> name) { |
| 6223 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6224 | LOG_API(i_isolate, "Private::New()"); |
| 6225 | ENTER_V8(i_isolate); |
| 6226 | i::Handle<i::Symbol> symbol = i_isolate->factory()->NewPrivateSymbol(); |
| 6227 | if (!name.IsEmpty()) symbol->set_name(*Utils::OpenHandle(*name)); |
| 6228 | Local<Symbol> result = Utils::ToLocal(symbol); |
| 6229 | return v8::Handle<Private>(reinterpret_cast<Private*>(*result)); |
| 6230 | } |
| 6231 | |
| 6232 | |
| 6233 | Local<Private> v8::Private::ForApi(Isolate* isolate, Local<String> name) { |
| 6234 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6235 | i::Handle<i::String> i_name = Utils::OpenHandle(*name); |
| 6236 | i::Handle<i::JSObject> registry = i_isolate->GetSymbolRegistry(); |
| 6237 | i::Handle<i::String> part = i_isolate->factory()->private_api_string(); |
| 6238 | i::Handle<i::JSObject> privates = |
| 6239 | i::Handle<i::JSObject>::cast( |
| 6240 | i::Object::GetPropertyOrElement(registry, part).ToHandleChecked()); |
| 6241 | i::Handle<i::Object> symbol = |
| 6242 | i::Object::GetPropertyOrElement(privates, i_name).ToHandleChecked(); |
| 6243 | if (!symbol->IsSymbol()) { |
| 6244 | DCHECK(symbol->IsUndefined()); |
| 6245 | symbol = i_isolate->factory()->NewPrivateSymbol(); |
| 6246 | i::Handle<i::Symbol>::cast(symbol)->set_name(*i_name); |
| 6247 | i::JSObject::SetProperty(privates, i_name, symbol, i::STRICT).Assert(); |
| 6248 | } |
| 6249 | Local<Symbol> result = Utils::ToLocal(i::Handle<i::Symbol>::cast(symbol)); |
| 6250 | return v8::Handle<Private>(reinterpret_cast<Private*>(*result)); |
| 6251 | } |
| 6252 | |
| 6253 | |
| 6254 | Local<Number> v8::Number::New(Isolate* isolate, double value) { |
| 6255 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6256 | DCHECK(internal_isolate->IsInitialized()); |
| 6257 | if (std::isnan(value)) { |
| 6258 | // Introduce only canonical NaN value into the VM, to avoid signaling NaNs. |
| 6259 | value = base::OS::nan_value(); |
| 6260 | } |
| 6261 | ENTER_V8(internal_isolate); |
| 6262 | i::Handle<i::Object> result = internal_isolate->factory()->NewNumber(value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6263 | return Utils::NumberToLocal(result); |
| 6264 | } |
| 6265 | |
| 6266 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6267 | Local<Integer> v8::Integer::New(Isolate* isolate, int32_t value) { |
| 6268 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6269 | DCHECK(internal_isolate->IsInitialized()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6270 | if (i::Smi::IsValid(value)) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6271 | return Utils::IntegerToLocal(i::Handle<i::Object>(i::Smi::FromInt(value), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6272 | internal_isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6273 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6274 | ENTER_V8(internal_isolate); |
| 6275 | i::Handle<i::Object> result = internal_isolate->factory()->NewNumber(value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6276 | return Utils::IntegerToLocal(result); |
| 6277 | } |
| 6278 | |
| 6279 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6280 | Local<Integer> v8::Integer::NewFromUnsigned(Isolate* isolate, uint32_t value) { |
| 6281 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6282 | DCHECK(internal_isolate->IsInitialized()); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6283 | bool fits_into_int32_t = (value & (1 << 31)) == 0; |
| 6284 | if (fits_into_int32_t) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6285 | return Integer::New(isolate, static_cast<int32_t>(value)); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6286 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6287 | ENTER_V8(internal_isolate); |
| 6288 | i::Handle<i::Object> result = internal_isolate->factory()->NewNumber(value); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 6289 | return Utils::IntegerToLocal(result); |
| 6290 | } |
| 6291 | |
| 6292 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6293 | bool V8::AddMessageListener(MessageCallback that, Handle<Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6294 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6295 | ON_BAILOUT(isolate, "v8::V8::AddMessageListener()", return false); |
| 6296 | ENTER_V8(isolate); |
| 6297 | i::HandleScope scope(isolate); |
| 6298 | NeanderArray listeners(isolate->factory()->message_listeners()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6299 | NeanderObject obj(isolate, 2); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6300 | obj.set(0, *isolate->factory()->NewForeign(FUNCTION_ADDR(that))); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6301 | obj.set(1, data.IsEmpty() ? isolate->heap()->undefined_value() |
| 6302 | : *Utils::OpenHandle(*data)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6303 | listeners.add(obj.value()); |
| 6304 | return true; |
| 6305 | } |
| 6306 | |
| 6307 | |
| 6308 | void V8::RemoveMessageListeners(MessageCallback that) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6309 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6310 | ON_BAILOUT(isolate, "v8::V8::RemoveMessageListeners()", return); |
| 6311 | ENTER_V8(isolate); |
| 6312 | i::HandleScope scope(isolate); |
| 6313 | NeanderArray listeners(isolate->factory()->message_listeners()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6314 | for (int i = 0; i < listeners.length(); i++) { |
| 6315 | if (listeners.get(i)->IsUndefined()) continue; // skip deleted ones |
| 6316 | |
| 6317 | NeanderObject listener(i::JSObject::cast(listeners.get(i))); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6318 | i::Handle<i::Foreign> callback_obj(i::Foreign::cast(listener.get(0))); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 6319 | if (callback_obj->foreign_address() == FUNCTION_ADDR(that)) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6320 | listeners.set(i, isolate->heap()->undefined_value()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6321 | } |
| 6322 | } |
| 6323 | } |
| 6324 | |
| 6325 | |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 6326 | void V8::SetCaptureStackTraceForUncaughtExceptions( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6327 | bool capture, |
| 6328 | int frame_limit, |
| 6329 | StackTrace::StackTraceOptions options) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6330 | i::Isolate::Current()->SetCaptureStackTraceForUncaughtExceptions( |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 6331 | capture, |
| 6332 | frame_limit, |
| 6333 | options); |
| 6334 | } |
| 6335 | |
| 6336 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6337 | void V8::SetFailedAccessCheckCallbackFunction( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6338 | FailedAccessCheckCallback callback) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6339 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6340 | isolate->SetFailedAccessCheckCallback(callback); |
| 6341 | } |
| 6342 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6343 | |
| 6344 | void Isolate::CollectAllGarbage(const char* gc_reason) { |
| 6345 | reinterpret_cast<i::Isolate*>(this)->heap()->CollectAllGarbage( |
| 6346 | i::Heap::kNoGCFlags, gc_reason); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6347 | } |
| 6348 | |
| 6349 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6350 | HeapProfiler* Isolate::GetHeapProfiler() { |
| 6351 | i::HeapProfiler* heap_profiler = |
| 6352 | reinterpret_cast<i::Isolate*>(this)->heap_profiler(); |
| 6353 | return reinterpret_cast<HeapProfiler*>(heap_profiler); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6354 | } |
| 6355 | |
| 6356 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6357 | CpuProfiler* Isolate::GetCpuProfiler() { |
| 6358 | i::CpuProfiler* cpu_profiler = |
| 6359 | reinterpret_cast<i::Isolate*>(this)->cpu_profiler(); |
| 6360 | return reinterpret_cast<CpuProfiler*>(cpu_profiler); |
| 6361 | } |
| 6362 | |
| 6363 | |
| 6364 | bool Isolate::InContext() { |
| 6365 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6366 | return isolate->context() != NULL; |
| 6367 | } |
| 6368 | |
| 6369 | |
| 6370 | v8::Local<v8::Context> Isolate::GetCurrentContext() { |
| 6371 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6372 | i::Context* context = isolate->context(); |
| 6373 | if (context == NULL) return Local<Context>(); |
| 6374 | i::Context* native_context = context->native_context(); |
| 6375 | if (native_context == NULL) return Local<Context>(); |
| 6376 | return Utils::ToLocal(i::Handle<i::Context>(native_context)); |
| 6377 | } |
| 6378 | |
| 6379 | |
| 6380 | v8::Local<v8::Context> Isolate::GetCallingContext() { |
| 6381 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6382 | i::Handle<i::Object> calling = isolate->GetCallingNativeContext(); |
| 6383 | if (calling.is_null()) return Local<Context>(); |
| 6384 | return Utils::ToLocal(i::Handle<i::Context>::cast(calling)); |
| 6385 | } |
| 6386 | |
| 6387 | |
| 6388 | v8::Local<v8::Context> Isolate::GetEnteredContext() { |
| 6389 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6390 | i::Handle<i::Object> last = |
| 6391 | isolate->handle_scope_implementer()->LastEnteredContext(); |
| 6392 | if (last.is_null()) return Local<Context>(); |
| 6393 | return Utils::ToLocal(i::Handle<i::Context>::cast(last)); |
| 6394 | } |
| 6395 | |
| 6396 | |
| 6397 | v8::Local<Value> Isolate::ThrowException(v8::Local<v8::Value> value) { |
| 6398 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6399 | ENTER_V8(isolate); |
| 6400 | // If we're passed an empty handle, we throw an undefined exception |
| 6401 | // to deal more gracefully with out of memory situations. |
| 6402 | if (value.IsEmpty()) { |
| 6403 | isolate->ScheduleThrow(isolate->heap()->undefined_value()); |
| 6404 | } else { |
| 6405 | isolate->ScheduleThrow(*Utils::OpenHandle(*value)); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6406 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6407 | return v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6408 | } |
| 6409 | |
| 6410 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6411 | void Isolate::SetObjectGroupId(internal::Object** object, UniqueId id) { |
| 6412 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(this); |
| 6413 | internal_isolate->global_handles()->SetObjectGroupId( |
| 6414 | v8::internal::Handle<v8::internal::Object>(object).location(), |
| 6415 | id); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6416 | } |
| 6417 | |
| 6418 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6419 | void Isolate::SetReferenceFromGroup(UniqueId id, internal::Object** object) { |
| 6420 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(this); |
| 6421 | internal_isolate->global_handles()->SetReferenceFromGroup( |
| 6422 | id, |
| 6423 | v8::internal::Handle<v8::internal::Object>(object).location()); |
| 6424 | } |
| 6425 | |
| 6426 | |
| 6427 | void Isolate::SetReference(internal::Object** parent, |
| 6428 | internal::Object** child) { |
| 6429 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(this); |
| 6430 | i::Object** parent_location = |
| 6431 | v8::internal::Handle<v8::internal::Object>(parent).location(); |
| 6432 | internal_isolate->global_handles()->SetReference( |
| 6433 | reinterpret_cast<i::HeapObject**>(parent_location), |
| 6434 | v8::internal::Handle<v8::internal::Object>(child).location()); |
| 6435 | } |
| 6436 | |
| 6437 | |
| 6438 | void Isolate::AddGCPrologueCallback(GCPrologueCallback callback, |
| 6439 | GCType gc_type) { |
| 6440 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6441 | isolate->heap()->AddGCPrologueCallback(callback, gc_type); |
| 6442 | } |
| 6443 | |
| 6444 | |
| 6445 | void Isolate::RemoveGCPrologueCallback(GCPrologueCallback callback) { |
| 6446 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6447 | isolate->heap()->RemoveGCPrologueCallback(callback); |
| 6448 | } |
| 6449 | |
| 6450 | |
| 6451 | void Isolate::AddGCEpilogueCallback(GCEpilogueCallback callback, |
| 6452 | GCType gc_type) { |
| 6453 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6454 | isolate->heap()->AddGCEpilogueCallback(callback, gc_type); |
| 6455 | } |
| 6456 | |
| 6457 | |
| 6458 | void Isolate::RemoveGCEpilogueCallback(GCEpilogueCallback callback) { |
| 6459 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6460 | isolate->heap()->RemoveGCEpilogueCallback(callback); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6461 | } |
| 6462 | |
| 6463 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6464 | void V8::AddGCPrologueCallback(GCPrologueCallback callback, GCType gc_type) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6465 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6466 | isolate->heap()->AddGCPrologueCallback( |
| 6467 | reinterpret_cast<v8::Isolate::GCPrologueCallback>(callback), |
| 6468 | gc_type, |
| 6469 | false); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6470 | } |
| 6471 | |
| 6472 | |
| 6473 | void V8::RemoveGCPrologueCallback(GCPrologueCallback callback) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6474 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6475 | isolate->heap()->RemoveGCPrologueCallback( |
| 6476 | reinterpret_cast<v8::Isolate::GCPrologueCallback>(callback)); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6477 | } |
| 6478 | |
| 6479 | |
| 6480 | void V8::AddGCEpilogueCallback(GCEpilogueCallback callback, GCType gc_type) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6481 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6482 | isolate->heap()->AddGCEpilogueCallback( |
| 6483 | reinterpret_cast<v8::Isolate::GCEpilogueCallback>(callback), |
| 6484 | gc_type, |
| 6485 | false); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6486 | } |
| 6487 | |
| 6488 | |
| 6489 | void V8::RemoveGCEpilogueCallback(GCEpilogueCallback callback) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6490 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6491 | isolate->heap()->RemoveGCEpilogueCallback( |
| 6492 | reinterpret_cast<v8::Isolate::GCEpilogueCallback>(callback)); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6493 | } |
| 6494 | |
| 6495 | |
Iain Merrick | 9ac36c9 | 2010-09-13 15:29:50 +0100 | [diff] [blame] | 6496 | void V8::AddMemoryAllocationCallback(MemoryAllocationCallback callback, |
| 6497 | ObjectSpace space, |
| 6498 | AllocationAction action) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6499 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6500 | isolate->memory_allocator()->AddMemoryAllocationCallback( |
| 6501 | callback, space, action); |
Iain Merrick | 9ac36c9 | 2010-09-13 15:29:50 +0100 | [diff] [blame] | 6502 | } |
| 6503 | |
| 6504 | |
| 6505 | void V8::RemoveMemoryAllocationCallback(MemoryAllocationCallback callback) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6506 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6507 | isolate->memory_allocator()->RemoveMemoryAllocationCallback( |
| 6508 | callback); |
Iain Merrick | 9ac36c9 | 2010-09-13 15:29:50 +0100 | [diff] [blame] | 6509 | } |
| 6510 | |
| 6511 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6512 | void V8::TerminateExecution(Isolate* isolate) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6513 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6514 | i_isolate->stack_guard()->RequestTerminateExecution(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6515 | } |
| 6516 | |
| 6517 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 6518 | bool V8::IsExecutionTerminating(Isolate* isolate) { |
| 6519 | i::Isolate* i_isolate = isolate != NULL ? |
| 6520 | reinterpret_cast<i::Isolate*>(isolate) : i::Isolate::Current(); |
| 6521 | return IsExecutionTerminatingCheck(i_isolate); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6522 | } |
| 6523 | |
| 6524 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6525 | void V8::CancelTerminateExecution(Isolate* isolate) { |
| 6526 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6527 | i_isolate->stack_guard()->ClearTerminateExecution(); |
| 6528 | i_isolate->CancelTerminateExecution(); |
| 6529 | } |
| 6530 | |
| 6531 | |
| 6532 | void Isolate::RequestInterrupt(InterruptCallback callback, void* data) { |
| 6533 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(this); |
| 6534 | i_isolate->set_api_interrupt_callback(callback); |
| 6535 | i_isolate->set_api_interrupt_callback_data(data); |
| 6536 | i_isolate->stack_guard()->RequestApiInterrupt(); |
| 6537 | } |
| 6538 | |
| 6539 | |
| 6540 | void Isolate::ClearInterrupt() { |
| 6541 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(this); |
| 6542 | i_isolate->stack_guard()->ClearApiInterrupt(); |
| 6543 | i_isolate->set_api_interrupt_callback(NULL); |
| 6544 | i_isolate->set_api_interrupt_callback_data(NULL); |
| 6545 | } |
| 6546 | |
| 6547 | |
| 6548 | void Isolate::RequestGarbageCollectionForTesting(GarbageCollectionType type) { |
| 6549 | CHECK(i::FLAG_expose_gc); |
| 6550 | if (type == kMinorGarbageCollection) { |
| 6551 | reinterpret_cast<i::Isolate*>(this)->heap()->CollectGarbage( |
| 6552 | i::NEW_SPACE, "Isolate::RequestGarbageCollection", |
| 6553 | kGCCallbackFlagForced); |
| 6554 | } else { |
| 6555 | DCHECK_EQ(kFullGarbageCollection, type); |
| 6556 | reinterpret_cast<i::Isolate*>(this)->heap()->CollectAllGarbage( |
| 6557 | i::Heap::kAbortIncrementalMarkingMask, |
| 6558 | "Isolate::RequestGarbageCollection", kGCCallbackFlagForced); |
| 6559 | } |
| 6560 | } |
| 6561 | |
| 6562 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6563 | Isolate* Isolate::GetCurrent() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6564 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6565 | return reinterpret_cast<Isolate*>(isolate); |
| 6566 | } |
| 6567 | |
| 6568 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6569 | Isolate* Isolate::New(const Isolate::CreateParams& params) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6570 | i::Isolate* isolate = new i::Isolate(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6571 | Isolate* v8_isolate = reinterpret_cast<Isolate*>(isolate); |
| 6572 | if (params.entry_hook) { |
| 6573 | isolate->set_function_entry_hook(params.entry_hook); |
| 6574 | } |
| 6575 | if (params.code_event_handler) { |
| 6576 | isolate->InitializeLoggingAndCounters(); |
| 6577 | isolate->logger()->SetCodeEventHandler(kJitCodeEventDefault, |
| 6578 | params.code_event_handler); |
| 6579 | } |
| 6580 | SetResourceConstraints(isolate, params.constraints); |
| 6581 | if (params.enable_serializer) { |
| 6582 | isolate->enable_serializer(); |
| 6583 | } |
| 6584 | // TODO(jochen): Once we got rid of Isolate::Current(), we can remove this. |
| 6585 | Isolate::Scope isolate_scope(v8_isolate); |
| 6586 | if (params.entry_hook || !i::Snapshot::Initialize(isolate)) { |
| 6587 | // If the isolate has a function entry hook, it needs to re-build all its |
| 6588 | // code stubs with entry hooks embedded, so don't deserialize a snapshot. |
| 6589 | isolate->Init(NULL); |
| 6590 | } |
| 6591 | return v8_isolate; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6592 | } |
| 6593 | |
| 6594 | |
| 6595 | void Isolate::Dispose() { |
| 6596 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6597 | if (!Utils::ApiCheck(!isolate->IsInUse(), |
| 6598 | "v8::Isolate::Dispose()", |
| 6599 | "Disposing the isolate that is entered by a thread.")) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6600 | return; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6601 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6602 | isolate->TearDown(); |
| 6603 | } |
| 6604 | |
| 6605 | |
| 6606 | void Isolate::Enter() { |
| 6607 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6608 | isolate->Enter(); |
| 6609 | } |
| 6610 | |
| 6611 | |
| 6612 | void Isolate::Exit() { |
| 6613 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6614 | isolate->Exit(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 6615 | } |
| 6616 | |
| 6617 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6618 | Isolate::DisallowJavascriptExecutionScope::DisallowJavascriptExecutionScope( |
| 6619 | Isolate* isolate, |
| 6620 | Isolate::DisallowJavascriptExecutionScope::OnFailure on_failure) |
| 6621 | : on_failure_(on_failure) { |
| 6622 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6623 | if (on_failure_ == CRASH_ON_FAILURE) { |
| 6624 | internal_ = reinterpret_cast<void*>( |
| 6625 | new i::DisallowJavascriptExecution(i_isolate)); |
| 6626 | } else { |
| 6627 | DCHECK_EQ(THROW_ON_FAILURE, on_failure); |
| 6628 | internal_ = reinterpret_cast<void*>( |
| 6629 | new i::ThrowOnJavascriptExecution(i_isolate)); |
| 6630 | } |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6631 | } |
| 6632 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6633 | |
| 6634 | Isolate::DisallowJavascriptExecutionScope::~DisallowJavascriptExecutionScope() { |
| 6635 | if (on_failure_ == CRASH_ON_FAILURE) { |
| 6636 | delete reinterpret_cast<i::DisallowJavascriptExecution*>(internal_); |
| 6637 | } else { |
| 6638 | delete reinterpret_cast<i::ThrowOnJavascriptExecution*>(internal_); |
| 6639 | } |
| 6640 | } |
| 6641 | |
| 6642 | |
| 6643 | Isolate::AllowJavascriptExecutionScope::AllowJavascriptExecutionScope( |
| 6644 | Isolate* isolate) { |
| 6645 | i::Isolate* i_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6646 | internal_assert_ = reinterpret_cast<void*>( |
| 6647 | new i::AllowJavascriptExecution(i_isolate)); |
| 6648 | internal_throws_ = reinterpret_cast<void*>( |
| 6649 | new i::NoThrowOnJavascriptExecution(i_isolate)); |
| 6650 | } |
| 6651 | |
| 6652 | |
| 6653 | Isolate::AllowJavascriptExecutionScope::~AllowJavascriptExecutionScope() { |
| 6654 | delete reinterpret_cast<i::AllowJavascriptExecution*>(internal_assert_); |
| 6655 | delete reinterpret_cast<i::NoThrowOnJavascriptExecution*>(internal_throws_); |
| 6656 | } |
| 6657 | |
| 6658 | |
| 6659 | Isolate::SuppressMicrotaskExecutionScope::SuppressMicrotaskExecutionScope( |
| 6660 | Isolate* isolate) |
| 6661 | : isolate_(reinterpret_cast<i::Isolate*>(isolate)) { |
| 6662 | isolate_->handle_scope_implementer()->IncrementCallDepth(); |
| 6663 | } |
| 6664 | |
| 6665 | |
| 6666 | Isolate::SuppressMicrotaskExecutionScope::~SuppressMicrotaskExecutionScope() { |
| 6667 | isolate_->handle_scope_implementer()->DecrementCallDepth(); |
| 6668 | } |
| 6669 | |
| 6670 | |
| 6671 | void Isolate::GetHeapStatistics(HeapStatistics* heap_statistics) { |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6672 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6673 | if (!isolate->IsInitialized()) { |
| 6674 | heap_statistics->total_heap_size_ = 0; |
| 6675 | heap_statistics->total_heap_size_executable_ = 0; |
| 6676 | heap_statistics->total_physical_size_ = 0; |
| 6677 | heap_statistics->used_heap_size_ = 0; |
| 6678 | heap_statistics->heap_size_limit_ = 0; |
| 6679 | return; |
| 6680 | } |
| 6681 | i::Heap* heap = isolate->heap(); |
| 6682 | heap_statistics->total_heap_size_ = heap->CommittedMemory(); |
| 6683 | heap_statistics->total_heap_size_executable_ = |
| 6684 | heap->CommittedMemoryExecutable(); |
| 6685 | heap_statistics->total_physical_size_ = heap->CommittedPhysicalMemory(); |
| 6686 | heap_statistics->used_heap_size_ = heap->SizeOfObjects(); |
| 6687 | heap_statistics->heap_size_limit_ = heap->MaxReserved(); |
| 6688 | } |
| 6689 | |
| 6690 | |
| 6691 | void Isolate::SetEventLogger(LogEventCallback that) { |
| 6692 | // Do not overwrite the event logger if we want to log explicitly. |
| 6693 | if (i::FLAG_log_timer_events) return; |
| 6694 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6695 | isolate->set_event_logger(that); |
| 6696 | } |
| 6697 | |
| 6698 | |
| 6699 | void Isolate::AddCallCompletedCallback(CallCompletedCallback callback) { |
| 6700 | if (callback == NULL) return; |
| 6701 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6702 | isolate->AddCallCompletedCallback(callback); |
| 6703 | } |
| 6704 | |
| 6705 | |
| 6706 | void Isolate::RemoveCallCompletedCallback(CallCompletedCallback callback) { |
| 6707 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6708 | isolate->RemoveCallCompletedCallback(callback); |
| 6709 | } |
| 6710 | |
| 6711 | |
| 6712 | void Isolate::RunMicrotasks() { |
| 6713 | reinterpret_cast<i::Isolate*>(this)->RunMicrotasks(); |
| 6714 | } |
| 6715 | |
| 6716 | |
| 6717 | void Isolate::EnqueueMicrotask(Handle<Function> microtask) { |
| 6718 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6719 | isolate->EnqueueMicrotask(Utils::OpenHandle(*microtask)); |
| 6720 | } |
| 6721 | |
| 6722 | |
| 6723 | void Isolate::EnqueueMicrotask(MicrotaskCallback microtask, void* data) { |
| 6724 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6725 | i::HandleScope scope(isolate); |
| 6726 | i::Handle<i::CallHandlerInfo> callback_info = |
| 6727 | i::Handle<i::CallHandlerInfo>::cast( |
| 6728 | isolate->factory()->NewStruct(i::CALL_HANDLER_INFO_TYPE)); |
| 6729 | SET_FIELD_WRAPPED(callback_info, set_callback, microtask); |
| 6730 | SET_FIELD_WRAPPED(callback_info, set_data, data); |
| 6731 | isolate->EnqueueMicrotask(callback_info); |
| 6732 | } |
| 6733 | |
| 6734 | |
| 6735 | void Isolate::SetAutorunMicrotasks(bool autorun) { |
| 6736 | reinterpret_cast<i::Isolate*>(this)->set_autorun_microtasks(autorun); |
| 6737 | } |
| 6738 | |
| 6739 | |
| 6740 | bool Isolate::WillAutorunMicrotasks() const { |
| 6741 | return reinterpret_cast<const i::Isolate*>(this)->autorun_microtasks(); |
| 6742 | } |
| 6743 | |
| 6744 | |
| 6745 | void Isolate::SetUseCounterCallback(UseCounterCallback callback) { |
| 6746 | reinterpret_cast<i::Isolate*>(this)->SetUseCounterCallback(callback); |
| 6747 | } |
| 6748 | |
| 6749 | |
| 6750 | void Isolate::SetCounterFunction(CounterLookupCallback callback) { |
| 6751 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6752 | isolate->stats_table()->SetCounterFunction(callback); |
| 6753 | isolate->InitializeLoggingAndCounters(); |
| 6754 | isolate->counters()->ResetCounters(); |
| 6755 | } |
| 6756 | |
| 6757 | |
| 6758 | void Isolate::SetCreateHistogramFunction(CreateHistogramCallback callback) { |
| 6759 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6760 | isolate->stats_table()->SetCreateHistogramFunction(callback); |
| 6761 | isolate->InitializeLoggingAndCounters(); |
| 6762 | isolate->counters()->ResetHistograms(); |
| 6763 | } |
| 6764 | |
| 6765 | |
| 6766 | void Isolate::SetAddHistogramSampleFunction( |
| 6767 | AddHistogramSampleCallback callback) { |
| 6768 | reinterpret_cast<i::Isolate*>(this) |
| 6769 | ->stats_table() |
| 6770 | ->SetAddHistogramSampleFunction(callback); |
| 6771 | } |
| 6772 | |
| 6773 | |
| 6774 | bool v8::Isolate::IdleNotification(int idle_time_in_ms) { |
| 6775 | // Returning true tells the caller that it need not |
| 6776 | // continue to call IdleNotification. |
| 6777 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6778 | if (!i::FLAG_use_idle_notification) return true; |
| 6779 | return isolate->heap()->IdleNotification(idle_time_in_ms); |
| 6780 | } |
| 6781 | |
| 6782 | |
| 6783 | void v8::Isolate::LowMemoryNotification() { |
| 6784 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6785 | { |
| 6786 | i::HistogramTimerScope idle_notification_scope( |
| 6787 | isolate->counters()->gc_low_memory_notification()); |
| 6788 | isolate->heap()->CollectAllAvailableGarbage("low memory notification"); |
| 6789 | } |
| 6790 | } |
| 6791 | |
| 6792 | |
| 6793 | int v8::Isolate::ContextDisposedNotification() { |
| 6794 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6795 | return isolate->heap()->NotifyContextDisposed(); |
| 6796 | } |
| 6797 | |
| 6798 | |
| 6799 | void v8::Isolate::SetJitCodeEventHandler(JitCodeEventOptions options, |
| 6800 | JitCodeEventHandler event_handler) { |
| 6801 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6802 | // Ensure that logging is initialized for our isolate. |
| 6803 | isolate->InitializeLoggingAndCounters(); |
| 6804 | isolate->logger()->SetCodeEventHandler(options, event_handler); |
| 6805 | } |
| 6806 | |
| 6807 | |
| 6808 | void v8::Isolate::SetStackLimit(uintptr_t stack_limit) { |
| 6809 | i::Isolate* isolate = reinterpret_cast<i::Isolate*>(this); |
| 6810 | CHECK(stack_limit); |
| 6811 | isolate->stack_guard()->SetStackLimit(stack_limit); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6812 | } |
| 6813 | |
| 6814 | |
| 6815 | String::Utf8Value::Utf8Value(v8::Handle<v8::Value> obj) |
| 6816 | : str_(NULL), length_(0) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6817 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6818 | if (obj.IsEmpty()) return; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6819 | ENTER_V8(isolate); |
| 6820 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6821 | TryCatch try_catch; |
| 6822 | Handle<String> str = obj->ToString(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6823 | if (str.IsEmpty()) return; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 6824 | i::Handle<i::String> i_str = Utils::OpenHandle(*str); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6825 | length_ = v8::Utf8Length(*i_str, isolate); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6826 | str_ = i::NewArray<char>(length_ + 1); |
| 6827 | str->WriteUtf8(str_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6828 | } |
| 6829 | |
| 6830 | |
| 6831 | String::Utf8Value::~Utf8Value() { |
| 6832 | i::DeleteArray(str_); |
| 6833 | } |
| 6834 | |
| 6835 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6836 | String::Value::Value(v8::Handle<v8::Value> obj) |
| 6837 | : str_(NULL), length_(0) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6838 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6839 | if (obj.IsEmpty()) return; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6840 | ENTER_V8(isolate); |
| 6841 | i::HandleScope scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6842 | TryCatch try_catch; |
| 6843 | Handle<String> str = obj->ToString(); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6844 | if (str.IsEmpty()) return; |
| 6845 | length_ = str->Length(); |
| 6846 | str_ = i::NewArray<uint16_t>(length_ + 1); |
| 6847 | str->Write(str_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6848 | } |
| 6849 | |
| 6850 | |
| 6851 | String::Value::~Value() { |
| 6852 | i::DeleteArray(str_); |
| 6853 | } |
| 6854 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6855 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6856 | #define DEFINE_ERROR(NAME) \ |
| 6857 | Local<Value> Exception::NAME(v8::Handle<v8::String> raw_message) { \ |
| 6858 | i::Isolate* isolate = i::Isolate::Current(); \ |
| 6859 | LOG_API(isolate, #NAME); \ |
| 6860 | ON_BAILOUT(isolate, "v8::Exception::" #NAME "()", return Local<Value>()); \ |
| 6861 | ENTER_V8(isolate); \ |
| 6862 | i::Object* error; \ |
| 6863 | { \ |
| 6864 | i::HandleScope scope(isolate); \ |
| 6865 | i::Handle<i::String> message = Utils::OpenHandle(*raw_message); \ |
| 6866 | i::Handle<i::Object> result; \ |
| 6867 | EXCEPTION_PREAMBLE(isolate); \ |
| 6868 | i::MaybeHandle<i::Object> maybe_result = \ |
| 6869 | isolate->factory()->New##NAME(message); \ |
| 6870 | has_pending_exception = !maybe_result.ToHandle(&result); \ |
| 6871 | /* TODO(yangguo): crbug/403509. Return empty handle instead. */ \ |
| 6872 | EXCEPTION_BAILOUT_CHECK( \ |
| 6873 | isolate, v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate))); \ |
| 6874 | error = *result; \ |
| 6875 | } \ |
| 6876 | i::Handle<i::Object> result(error, isolate); \ |
| 6877 | return Utils::ToLocal(result); \ |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6878 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6879 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6880 | DEFINE_ERROR(RangeError) |
| 6881 | DEFINE_ERROR(ReferenceError) |
| 6882 | DEFINE_ERROR(SyntaxError) |
| 6883 | DEFINE_ERROR(TypeError) |
| 6884 | DEFINE_ERROR(Error) |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6885 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6886 | #undef DEFINE_ERROR |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6887 | |
| 6888 | |
| 6889 | // --- D e b u g S u p p o r t --- |
| 6890 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6891 | bool Debug::SetDebugEventListener(EventCallback that, Handle<Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6892 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6893 | ON_BAILOUT(isolate, "v8::Debug::SetDebugEventListener()", return false); |
| 6894 | ENTER_V8(isolate); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6895 | i::HandleScope scope(isolate); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6896 | i::Handle<i::Object> foreign = isolate->factory()->undefined_value(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6897 | if (that != NULL) { |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 6898 | foreign = isolate->factory()->NewForeign(FUNCTION_ADDR(that)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6899 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6900 | isolate->debug()->SetEventListener(foreign, |
| 6901 | Utils::OpenHandle(*data, true)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6902 | return true; |
| 6903 | } |
| 6904 | |
| 6905 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6906 | void Debug::DebugBreak(Isolate* isolate) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6907 | reinterpret_cast<i::Isolate*>(isolate)->stack_guard()->RequestDebugBreak(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6908 | } |
| 6909 | |
| 6910 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6911 | void Debug::CancelDebugBreak(Isolate* isolate) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6912 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6913 | internal_isolate->stack_guard()->ClearDebugBreak(); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 6914 | } |
| 6915 | |
| 6916 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6917 | bool Debug::CheckDebugBreak(Isolate* isolate) { |
| 6918 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6919 | return internal_isolate->stack_guard()->CheckDebugBreak(); |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 6920 | } |
| 6921 | |
| 6922 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6923 | void Debug::DebugBreakForCommand(Isolate* isolate, ClientData* data) { |
| 6924 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6925 | internal_isolate->debug()->EnqueueDebugCommand(data); |
| 6926 | } |
| 6927 | |
| 6928 | |
| 6929 | void Debug::SetMessageHandler(v8::Debug::MessageHandler handler) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6930 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6931 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6932 | isolate->debug()->SetMessageHandler(handler); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6933 | } |
| 6934 | |
| 6935 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6936 | void Debug::SendCommand(Isolate* isolate, |
| 6937 | const uint16_t* command, |
| 6938 | int length, |
| 6939 | ClientData* client_data) { |
| 6940 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 6941 | internal_isolate->debug()->EnqueueCommandMessage( |
| 6942 | i::Vector<const uint16_t>(command, length), client_data); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 6943 | } |
| 6944 | |
| 6945 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6946 | Local<Value> Debug::Call(v8::Handle<v8::Function> fun, |
| 6947 | v8::Handle<v8::Value> data) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6948 | i::Isolate* isolate = i::Isolate::Current(); |
| 6949 | if (!isolate->IsInitialized()) return Local<Value>(); |
| 6950 | ON_BAILOUT(isolate, "v8::Debug::Call()", return Local<Value>()); |
| 6951 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6952 | i::MaybeHandle<i::Object> maybe_result; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6953 | EXCEPTION_PREAMBLE(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6954 | if (data.IsEmpty()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6955 | maybe_result = isolate->debug()->Call( |
| 6956 | Utils::OpenHandle(*fun), isolate->factory()->undefined_value()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6957 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6958 | maybe_result = isolate->debug()->Call( |
| 6959 | Utils::OpenHandle(*fun), Utils::OpenHandle(*data)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6960 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6961 | i::Handle<i::Object> result; |
| 6962 | has_pending_exception = !maybe_result.ToHandle(&result); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6963 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 6964 | return Utils::ToLocal(result); |
| 6965 | } |
| 6966 | |
| 6967 | |
| 6968 | Local<Value> Debug::GetMirror(v8::Handle<v8::Value> obj) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6969 | i::Isolate* isolate = i::Isolate::Current(); |
| 6970 | if (!isolate->IsInitialized()) return Local<Value>(); |
| 6971 | ON_BAILOUT(isolate, "v8::Debug::GetMirror()", return Local<Value>()); |
| 6972 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6973 | v8::EscapableHandleScope scope(reinterpret_cast<Isolate*>(isolate)); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6974 | i::Debug* isolate_debug = isolate->debug(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6975 | EXCEPTION_PREAMBLE(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6976 | has_pending_exception = !isolate_debug->Load(); |
| 6977 | v8::Local<v8::Value> result; |
| 6978 | if (!has_pending_exception) { |
| 6979 | i::Handle<i::JSObject> debug( |
| 6980 | isolate_debug->debug_context()->global_object()); |
| 6981 | i::Handle<i::String> name = isolate->factory()->InternalizeOneByteString( |
| 6982 | STATIC_CHAR_VECTOR("MakeMirror")); |
| 6983 | i::Handle<i::Object> fun_obj = |
| 6984 | i::Object::GetProperty(debug, name).ToHandleChecked(); |
| 6985 | i::Handle<i::JSFunction> fun = i::Handle<i::JSFunction>::cast(fun_obj); |
| 6986 | v8::Handle<v8::Function> v8_fun = Utils::ToLocal(fun); |
| 6987 | const int kArgc = 1; |
| 6988 | v8::Handle<v8::Value> argv[kArgc] = { obj }; |
| 6989 | result = v8_fun->Call(Utils::ToLocal(debug), kArgc, argv); |
| 6990 | has_pending_exception = result.IsEmpty(); |
| 6991 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 6992 | EXCEPTION_BAILOUT_CHECK(isolate, Local<Value>()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6993 | return scope.Escape(result); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 6994 | } |
| 6995 | |
| 6996 | |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 6997 | void Debug::ProcessDebugMessages() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 6998 | i::Isolate::Current()->debug()->ProcessDebugMessages(true); |
Leon Clarke | e46be81 | 2010-01-19 14:06:41 +0000 | [diff] [blame] | 6999 | } |
| 7000 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7001 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7002 | Local<Context> Debug::GetDebugContext() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7003 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7004 | ENTER_V8(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7005 | return Utils::ToLocal(i::Isolate::Current()->debug()->GetDebugContext()); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7006 | } |
| 7007 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7008 | |
| 7009 | void Debug::SetLiveEditEnabled(Isolate* isolate, bool enable) { |
| 7010 | i::Isolate* internal_isolate = reinterpret_cast<i::Isolate*>(isolate); |
| 7011 | internal_isolate->debug()->set_live_edit_enabled(enable); |
| 7012 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7013 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7014 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7015 | Handle<String> CpuProfileNode::GetFunctionName() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7016 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7017 | const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this); |
| 7018 | const i::CodeEntry* entry = node->entry(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7019 | i::Handle<i::String> name = |
| 7020 | isolate->factory()->InternalizeUtf8String(entry->name()); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7021 | if (!entry->has_name_prefix()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7022 | return ToApiHandle<String>(name); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7023 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7024 | // We do not expect this to fail. Change this if it does. |
| 7025 | i::Handle<i::String> cons = isolate->factory()->NewConsString( |
| 7026 | isolate->factory()->InternalizeUtf8String(entry->name_prefix()), |
| 7027 | name).ToHandleChecked(); |
| 7028 | return ToApiHandle<String>(cons); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7029 | } |
| 7030 | } |
| 7031 | |
| 7032 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7033 | int CpuProfileNode::GetScriptId() const { |
| 7034 | const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this); |
| 7035 | const i::CodeEntry* entry = node->entry(); |
| 7036 | return entry->script_id(); |
| 7037 | } |
| 7038 | |
| 7039 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7040 | Handle<String> CpuProfileNode::GetScriptResourceName() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7041 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7042 | const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7043 | return ToApiHandle<String>(isolate->factory()->InternalizeUtf8String( |
| 7044 | node->entry()->resource_name())); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7045 | } |
| 7046 | |
| 7047 | |
| 7048 | int CpuProfileNode::GetLineNumber() const { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7049 | return reinterpret_cast<const i::ProfileNode*>(this)->entry()->line_number(); |
| 7050 | } |
| 7051 | |
| 7052 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7053 | int CpuProfileNode::GetColumnNumber() const { |
| 7054 | return reinterpret_cast<const i::ProfileNode*>(this)-> |
| 7055 | entry()->column_number(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7056 | } |
| 7057 | |
| 7058 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7059 | const char* CpuProfileNode::GetBailoutReason() const { |
| 7060 | const i::ProfileNode* node = reinterpret_cast<const i::ProfileNode*>(this); |
| 7061 | return node->entry()->bailout_reason(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7062 | } |
| 7063 | |
| 7064 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7065 | unsigned CpuProfileNode::GetHitCount() const { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7066 | return reinterpret_cast<const i::ProfileNode*>(this)->self_ticks(); |
| 7067 | } |
| 7068 | |
| 7069 | |
| 7070 | unsigned CpuProfileNode::GetCallUid() const { |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 7071 | return reinterpret_cast<const i::ProfileNode*>(this)->entry()->GetCallUid(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7072 | } |
| 7073 | |
| 7074 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7075 | unsigned CpuProfileNode::GetNodeId() const { |
| 7076 | return reinterpret_cast<const i::ProfileNode*>(this)->id(); |
| 7077 | } |
| 7078 | |
| 7079 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7080 | int CpuProfileNode::GetChildrenCount() const { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7081 | return reinterpret_cast<const i::ProfileNode*>(this)->children()->length(); |
| 7082 | } |
| 7083 | |
| 7084 | |
| 7085 | const CpuProfileNode* CpuProfileNode::GetChild(int index) const { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7086 | const i::ProfileNode* child = |
| 7087 | reinterpret_cast<const i::ProfileNode*>(this)->children()->at(index); |
| 7088 | return reinterpret_cast<const CpuProfileNode*>(child); |
| 7089 | } |
| 7090 | |
| 7091 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7092 | void CpuProfile::Delete() { |
| 7093 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7094 | i::CpuProfiler* profiler = isolate->cpu_profiler(); |
| 7095 | DCHECK(profiler != NULL); |
| 7096 | profiler->DeleteProfile(reinterpret_cast<i::CpuProfile*>(this)); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7097 | } |
| 7098 | |
| 7099 | |
| 7100 | Handle<String> CpuProfile::GetTitle() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7101 | i::Isolate* isolate = i::Isolate::Current(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7102 | const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7103 | return ToApiHandle<String>(isolate->factory()->InternalizeUtf8String( |
| 7104 | profile->title())); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7105 | } |
| 7106 | |
| 7107 | |
| 7108 | const CpuProfileNode* CpuProfile::GetTopDownRoot() const { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7109 | const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
| 7110 | return reinterpret_cast<const CpuProfileNode*>(profile->top_down()->root()); |
| 7111 | } |
| 7112 | |
| 7113 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7114 | const CpuProfileNode* CpuProfile::GetSample(int index) const { |
| 7115 | const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
| 7116 | return reinterpret_cast<const CpuProfileNode*>(profile->sample(index)); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7117 | } |
| 7118 | |
| 7119 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7120 | int64_t CpuProfile::GetSampleTimestamp(int index) const { |
| 7121 | const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
| 7122 | return (profile->sample_timestamp(index) - base::TimeTicks()) |
| 7123 | .InMicroseconds(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7124 | } |
| 7125 | |
| 7126 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7127 | int64_t CpuProfile::GetStartTime() const { |
| 7128 | const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
| 7129 | return (profile->start_time() - base::TimeTicks()).InMicroseconds(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7130 | } |
| 7131 | |
| 7132 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7133 | int64_t CpuProfile::GetEndTime() const { |
| 7134 | const i::CpuProfile* profile = reinterpret_cast<const i::CpuProfile*>(this); |
| 7135 | return (profile->end_time() - base::TimeTicks()).InMicroseconds(); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7136 | } |
| 7137 | |
| 7138 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7139 | int CpuProfile::GetSamplesCount() const { |
| 7140 | return reinterpret_cast<const i::CpuProfile*>(this)->samples_count(); |
| 7141 | } |
| 7142 | |
| 7143 | |
| 7144 | void CpuProfiler::SetSamplingInterval(int us) { |
| 7145 | DCHECK(us >= 0); |
| 7146 | return reinterpret_cast<i::CpuProfiler*>(this)->set_sampling_interval( |
| 7147 | base::TimeDelta::FromMicroseconds(us)); |
| 7148 | } |
| 7149 | |
| 7150 | |
| 7151 | void CpuProfiler::StartProfiling(Handle<String> title, bool record_samples) { |
| 7152 | reinterpret_cast<i::CpuProfiler*>(this)->StartProfiling( |
| 7153 | *Utils::OpenHandle(*title), record_samples); |
| 7154 | } |
| 7155 | |
| 7156 | |
| 7157 | void CpuProfiler::StartCpuProfiling(Handle<String> title, bool record_samples) { |
| 7158 | StartProfiling(title, record_samples); |
| 7159 | } |
| 7160 | |
| 7161 | |
| 7162 | CpuProfile* CpuProfiler::StopProfiling(Handle<String> title) { |
| 7163 | return reinterpret_cast<CpuProfile*>( |
| 7164 | reinterpret_cast<i::CpuProfiler*>(this)->StopProfiling( |
Leon Clarke | f7060e2 | 2010-06-03 12:02:55 +0100 | [diff] [blame] | 7165 | *Utils::OpenHandle(*title))); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7166 | } |
| 7167 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7168 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7169 | const CpuProfile* CpuProfiler::StopCpuProfiling(Handle<String> title) { |
| 7170 | return StopProfiling(title); |
| 7171 | } |
| 7172 | |
| 7173 | |
| 7174 | void CpuProfiler::SetIdle(bool is_idle) { |
| 7175 | i::Isolate* isolate = reinterpret_cast<i::CpuProfiler*>(this)->isolate(); |
| 7176 | i::StateTag state = isolate->current_vm_state(); |
| 7177 | DCHECK(state == i::EXTERNAL || state == i::IDLE); |
| 7178 | if (isolate->js_entry_sp() != NULL) return; |
| 7179 | if (is_idle) { |
| 7180 | isolate->set_current_vm_state(i::IDLE); |
| 7181 | } else if (state == i::IDLE) { |
| 7182 | isolate->set_current_vm_state(i::EXTERNAL); |
| 7183 | } |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7184 | } |
| 7185 | |
| 7186 | |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7187 | static i::HeapGraphEdge* ToInternal(const HeapGraphEdge* edge) { |
| 7188 | return const_cast<i::HeapGraphEdge*>( |
| 7189 | reinterpret_cast<const i::HeapGraphEdge*>(edge)); |
| 7190 | } |
| 7191 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7192 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7193 | HeapGraphEdge::Type HeapGraphEdge::GetType() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7194 | return static_cast<HeapGraphEdge::Type>(ToInternal(this)->type()); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7195 | } |
| 7196 | |
| 7197 | |
| 7198 | Handle<Value> HeapGraphEdge::GetName() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7199 | i::Isolate* isolate = i::Isolate::Current(); |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7200 | i::HeapGraphEdge* edge = ToInternal(this); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7201 | switch (edge->type()) { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7202 | case i::HeapGraphEdge::kContextVariable: |
| 7203 | case i::HeapGraphEdge::kInternal: |
| 7204 | case i::HeapGraphEdge::kProperty: |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7205 | case i::HeapGraphEdge::kShortcut: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7206 | case i::HeapGraphEdge::kWeak: |
| 7207 | return ToApiHandle<String>( |
| 7208 | isolate->factory()->InternalizeUtf8String(edge->name())); |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7209 | case i::HeapGraphEdge::kElement: |
Shimeng (Simon) Wang | 8a31eba | 2010-12-06 19:01:33 -0800 | [diff] [blame] | 7210 | case i::HeapGraphEdge::kHidden: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7211 | return ToApiHandle<Number>( |
| 7212 | isolate->factory()->NewNumberFromInt(edge->index())); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7213 | default: UNREACHABLE(); |
| 7214 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7215 | return v8::Undefined(reinterpret_cast<v8::Isolate*>(isolate)); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7216 | } |
| 7217 | |
| 7218 | |
| 7219 | const HeapGraphNode* HeapGraphEdge::GetFromNode() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7220 | const i::HeapEntry* from = ToInternal(this)->from(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7221 | return reinterpret_cast<const HeapGraphNode*>(from); |
| 7222 | } |
| 7223 | |
| 7224 | |
| 7225 | const HeapGraphNode* HeapGraphEdge::GetToNode() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7226 | const i::HeapEntry* to = ToInternal(this)->to(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7227 | return reinterpret_cast<const HeapGraphNode*>(to); |
| 7228 | } |
| 7229 | |
| 7230 | |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7231 | static i::HeapEntry* ToInternal(const HeapGraphNode* entry) { |
| 7232 | return const_cast<i::HeapEntry*>( |
| 7233 | reinterpret_cast<const i::HeapEntry*>(entry)); |
| 7234 | } |
| 7235 | |
| 7236 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7237 | HeapGraphNode::Type HeapGraphNode::GetType() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7238 | return static_cast<HeapGraphNode::Type>(ToInternal(this)->type()); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7239 | } |
| 7240 | |
| 7241 | |
| 7242 | Handle<String> HeapGraphNode::GetName() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7243 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7244 | return ToApiHandle<String>( |
| 7245 | isolate->factory()->InternalizeUtf8String(ToInternal(this)->name())); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7246 | } |
| 7247 | |
| 7248 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7249 | SnapshotObjectId HeapGraphNode::GetId() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7250 | return ToInternal(this)->id(); |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 7251 | } |
| 7252 | |
| 7253 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7254 | int HeapGraphNode::GetSelfSize() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7255 | size_t size = ToInternal(this)->self_size(); |
| 7256 | CHECK(size <= static_cast<size_t>(internal::kMaxInt)); |
| 7257 | return static_cast<int>(size); |
| 7258 | } |
| 7259 | |
| 7260 | |
| 7261 | size_t HeapGraphNode::GetShallowSize() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7262 | return ToInternal(this)->self_size(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7263 | } |
| 7264 | |
| 7265 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7266 | int HeapGraphNode::GetChildrenCount() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7267 | return ToInternal(this)->children().length(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7268 | } |
| 7269 | |
| 7270 | |
| 7271 | const HeapGraphEdge* HeapGraphNode::GetChild(int index) const { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7272 | return reinterpret_cast<const HeapGraphEdge*>( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7273 | ToInternal(this)->children()[index]); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 7274 | } |
| 7275 | |
| 7276 | |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7277 | static i::HeapSnapshot* ToInternal(const HeapSnapshot* snapshot) { |
| 7278 | return const_cast<i::HeapSnapshot*>( |
| 7279 | reinterpret_cast<const i::HeapSnapshot*>(snapshot)); |
| 7280 | } |
| 7281 | |
| 7282 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7283 | void HeapSnapshot::Delete() { |
| 7284 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7285 | if (isolate->heap_profiler()->GetSnapshotsCount() > 1) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7286 | ToInternal(this)->Delete(); |
| 7287 | } else { |
| 7288 | // If this is the last snapshot, clean up all accessory data as well. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7289 | isolate->heap_profiler()->DeleteAllSnapshots(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7290 | } |
| 7291 | } |
| 7292 | |
| 7293 | |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7294 | unsigned HeapSnapshot::GetUid() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7295 | return ToInternal(this)->uid(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7296 | } |
| 7297 | |
| 7298 | |
| 7299 | Handle<String> HeapSnapshot::GetTitle() const { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7300 | i::Isolate* isolate = i::Isolate::Current(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7301 | return ToApiHandle<String>( |
| 7302 | isolate->factory()->InternalizeUtf8String(ToInternal(this)->title())); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7303 | } |
| 7304 | |
| 7305 | |
Ben Murdoch | 3bec4d2 | 2010-07-22 14:51:16 +0100 | [diff] [blame] | 7306 | const HeapGraphNode* HeapSnapshot::GetRoot() const { |
Iain Merrick | 7568138 | 2010-08-19 15:07:18 +0100 | [diff] [blame] | 7307 | return reinterpret_cast<const HeapGraphNode*>(ToInternal(this)->root()); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7308 | } |
| 7309 | |
| 7310 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7311 | const HeapGraphNode* HeapSnapshot::GetNodeById(SnapshotObjectId id) const { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7312 | return reinterpret_cast<const HeapGraphNode*>( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7313 | ToInternal(this)->GetEntryById(id)); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7314 | } |
| 7315 | |
| 7316 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7317 | int HeapSnapshot::GetNodesCount() const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7318 | return ToInternal(this)->entries().length(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7319 | } |
| 7320 | |
| 7321 | |
| 7322 | const HeapGraphNode* HeapSnapshot::GetNode(int index) const { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7323 | return reinterpret_cast<const HeapGraphNode*>( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7324 | &ToInternal(this)->entries().at(index)); |
| 7325 | } |
| 7326 | |
| 7327 | |
| 7328 | SnapshotObjectId HeapSnapshot::GetMaxSnapshotJSObjectId() const { |
| 7329 | return ToInternal(this)->max_snapshot_js_object_id(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 7330 | } |
| 7331 | |
| 7332 | |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 7333 | void HeapSnapshot::Serialize(OutputStream* stream, |
| 7334 | HeapSnapshot::SerializationFormat format) const { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7335 | Utils::ApiCheck(format == kJSON, |
| 7336 | "v8::HeapSnapshot::Serialize", |
| 7337 | "Unknown serialization format"); |
| 7338 | Utils::ApiCheck(stream->GetChunkSize() > 0, |
| 7339 | "v8::HeapSnapshot::Serialize", |
| 7340 | "Invalid stream chunk size"); |
Kristian Monsen | 0d5e116 | 2010-09-30 15:31:59 +0100 | [diff] [blame] | 7341 | i::HeapSnapshotJSONSerializer serializer(ToInternal(this)); |
| 7342 | serializer.Serialize(stream); |
| 7343 | } |
| 7344 | |
| 7345 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7346 | int HeapProfiler::GetSnapshotCount() { |
| 7347 | return reinterpret_cast<i::HeapProfiler*>(this)->GetSnapshotsCount(); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7348 | } |
| 7349 | |
| 7350 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7351 | const HeapSnapshot* HeapProfiler::GetHeapSnapshot(int index) { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7352 | return reinterpret_cast<const HeapSnapshot*>( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7353 | reinterpret_cast<i::HeapProfiler*>(this)->GetSnapshot(index)); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7354 | } |
| 7355 | |
| 7356 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7357 | SnapshotObjectId HeapProfiler::GetObjectId(Handle<Value> value) { |
| 7358 | i::Handle<i::Object> obj = Utils::OpenHandle(*value); |
| 7359 | return reinterpret_cast<i::HeapProfiler*>(this)->GetSnapshotObjectId(obj); |
| 7360 | } |
| 7361 | |
| 7362 | |
| 7363 | Handle<Value> HeapProfiler::FindObjectById(SnapshotObjectId id) { |
| 7364 | i::Handle<i::Object> obj = |
| 7365 | reinterpret_cast<i::HeapProfiler*>(this)->FindHeapObjectById(id); |
| 7366 | if (obj.is_null()) return Local<Value>(); |
| 7367 | return Utils::ToLocal(obj); |
| 7368 | } |
| 7369 | |
| 7370 | |
| 7371 | void HeapProfiler::ClearObjectIds() { |
| 7372 | reinterpret_cast<i::HeapProfiler*>(this)->ClearHeapObjectMap(); |
| 7373 | } |
| 7374 | |
| 7375 | |
| 7376 | const HeapSnapshot* HeapProfiler::TakeHeapSnapshot( |
| 7377 | Handle<String> title, |
| 7378 | ActivityControl* control, |
| 7379 | ObjectNameResolver* resolver) { |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7380 | return reinterpret_cast<const HeapSnapshot*>( |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7381 | reinterpret_cast<i::HeapProfiler*>(this)->TakeSnapshot( |
| 7382 | *Utils::OpenHandle(*title), control, resolver)); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7383 | } |
| 7384 | |
| 7385 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7386 | void HeapProfiler::StartTrackingHeapObjects(bool track_allocations) { |
| 7387 | reinterpret_cast<i::HeapProfiler*>(this)->StartHeapObjectsTracking( |
| 7388 | track_allocations); |
Kristian Monsen | 9dcf7e2 | 2010-06-28 14:14:28 +0100 | [diff] [blame] | 7389 | } |
| 7390 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7391 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7392 | void HeapProfiler::StopTrackingHeapObjects() { |
| 7393 | reinterpret_cast<i::HeapProfiler*>(this)->StopHeapObjectsTracking(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7394 | } |
| 7395 | |
| 7396 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7397 | SnapshotObjectId HeapProfiler::GetHeapStats(OutputStream* stream) { |
| 7398 | return reinterpret_cast<i::HeapProfiler*>(this)->PushHeapObjectsStats(stream); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7399 | } |
| 7400 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7401 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7402 | void HeapProfiler::DeleteAllHeapSnapshots() { |
| 7403 | reinterpret_cast<i::HeapProfiler*>(this)->DeleteAllSnapshots(); |
| 7404 | } |
| 7405 | |
| 7406 | |
| 7407 | void HeapProfiler::SetWrapperClassInfoProvider(uint16_t class_id, |
| 7408 | WrapperInfoCallback callback) { |
| 7409 | reinterpret_cast<i::HeapProfiler*>(this)->DefineWrapperClass(class_id, |
| 7410 | callback); |
| 7411 | } |
| 7412 | |
| 7413 | |
| 7414 | size_t HeapProfiler::GetProfilerMemorySize() { |
| 7415 | return reinterpret_cast<i::HeapProfiler*>(this)-> |
| 7416 | GetMemorySizeUsedByProfiler(); |
| 7417 | } |
| 7418 | |
| 7419 | |
| 7420 | void HeapProfiler::SetRetainedObjectInfo(UniqueId id, |
| 7421 | RetainedObjectInfo* info) { |
| 7422 | reinterpret_cast<i::HeapProfiler*>(this)->SetRetainedObjectInfo(id, info); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 7423 | } |
| 7424 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 7425 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7426 | v8::Testing::StressType internal::Testing::stress_type_ = |
| 7427 | v8::Testing::kStressTypeOpt; |
| 7428 | |
| 7429 | |
| 7430 | void Testing::SetStressRunType(Testing::StressType type) { |
| 7431 | internal::Testing::set_stress_type(type); |
| 7432 | } |
| 7433 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7434 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7435 | int Testing::GetStressRuns() { |
| 7436 | if (internal::FLAG_stress_runs != 0) return internal::FLAG_stress_runs; |
| 7437 | #ifdef DEBUG |
| 7438 | // In debug mode the code runs much slower so stressing will only make two |
| 7439 | // runs. |
| 7440 | return 2; |
| 7441 | #else |
| 7442 | return 5; |
| 7443 | #endif |
| 7444 | } |
| 7445 | |
| 7446 | |
| 7447 | static void SetFlagsFromString(const char* flags) { |
| 7448 | V8::SetFlagsFromString(flags, i::StrLength(flags)); |
| 7449 | } |
| 7450 | |
| 7451 | |
| 7452 | void Testing::PrepareStressRun(int run) { |
| 7453 | static const char* kLazyOptimizations = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7454 | "--prepare-always-opt " |
| 7455 | "--max-inlined-source-size=999999 " |
| 7456 | "--max-inlined-nodes=999999 " |
| 7457 | "--max-inlined-nodes-cumulative=999999 " |
| 7458 | "--noalways-opt"; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7459 | static const char* kForcedOptimizations = "--always-opt"; |
| 7460 | |
| 7461 | // If deoptimization stressed turn on frequent deoptimization. If no value |
| 7462 | // is spefified through --deopt-every-n-times use a default default value. |
| 7463 | static const char* kDeoptEvery13Times = "--deopt-every-n-times=13"; |
| 7464 | if (internal::Testing::stress_type() == Testing::kStressTypeDeopt && |
| 7465 | internal::FLAG_deopt_every_n_times == 0) { |
| 7466 | SetFlagsFromString(kDeoptEvery13Times); |
| 7467 | } |
| 7468 | |
| 7469 | #ifdef DEBUG |
| 7470 | // As stressing in debug mode only make two runs skip the deopt stressing |
| 7471 | // here. |
| 7472 | if (run == GetStressRuns() - 1) { |
| 7473 | SetFlagsFromString(kForcedOptimizations); |
| 7474 | } else { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7475 | SetFlagsFromString(kLazyOptimizations); |
| 7476 | } |
| 7477 | #else |
| 7478 | if (run == GetStressRuns() - 1) { |
| 7479 | SetFlagsFromString(kForcedOptimizations); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 7480 | } else if (run != GetStressRuns() - 2) { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 7481 | SetFlagsFromString(kLazyOptimizations); |
| 7482 | } |
| 7483 | #endif |
| 7484 | } |
| 7485 | |
| 7486 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7487 | // TODO(svenpanne) Deprecate this. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7488 | void Testing::DeoptimizeAll() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7489 | i::Isolate* isolate = i::Isolate::Current(); |
| 7490 | i::HandleScope scope(isolate); |
| 7491 | internal::Deoptimizer::DeoptimizeAll(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7492 | } |
| 7493 | |
| 7494 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7495 | namespace internal { |
| 7496 | |
| 7497 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7498 | void HandleScopeImplementer::FreeThreadResources() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7499 | Free(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7500 | } |
| 7501 | |
| 7502 | |
| 7503 | char* HandleScopeImplementer::ArchiveThread(char* storage) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7504 | HandleScopeData* current = isolate_->handle_scope_data(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7505 | handle_scope_data_ = *current; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7506 | MemCopy(storage, this, sizeof(*this)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7507 | |
| 7508 | ResetAfterArchive(); |
| 7509 | current->Initialize(); |
| 7510 | |
| 7511 | return storage + ArchiveSpacePerThread(); |
| 7512 | } |
| 7513 | |
| 7514 | |
| 7515 | int HandleScopeImplementer::ArchiveSpacePerThread() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7516 | return sizeof(HandleScopeImplementer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7517 | } |
| 7518 | |
| 7519 | |
| 7520 | char* HandleScopeImplementer::RestoreThread(char* storage) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7521 | MemCopy(this, storage, sizeof(*this)); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 7522 | *isolate_->handle_scope_data() = handle_scope_data_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7523 | return storage + ArchiveSpacePerThread(); |
| 7524 | } |
| 7525 | |
| 7526 | |
| 7527 | void HandleScopeImplementer::IterateThis(ObjectVisitor* v) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7528 | #ifdef DEBUG |
| 7529 | bool found_block_before_deferred = false; |
| 7530 | #endif |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7531 | // Iterate over all handles in the blocks except for the last. |
| 7532 | for (int i = blocks()->length() - 2; i >= 0; --i) { |
| 7533 | Object** block = blocks()->at(i); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7534 | if (last_handle_before_deferred_block_ != NULL && |
| 7535 | (last_handle_before_deferred_block_ <= &block[kHandleBlockSize]) && |
| 7536 | (last_handle_before_deferred_block_ >= block)) { |
| 7537 | v->VisitPointers(block, last_handle_before_deferred_block_); |
| 7538 | DCHECK(!found_block_before_deferred); |
| 7539 | #ifdef DEBUG |
| 7540 | found_block_before_deferred = true; |
| 7541 | #endif |
| 7542 | } else { |
| 7543 | v->VisitPointers(block, &block[kHandleBlockSize]); |
| 7544 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7545 | } |
| 7546 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7547 | DCHECK(last_handle_before_deferred_block_ == NULL || |
| 7548 | found_block_before_deferred); |
| 7549 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7550 | // Iterate over live handles in the last block (if any). |
| 7551 | if (!blocks()->is_empty()) { |
| 7552 | v->VisitPointers(blocks()->last(), handle_scope_data_.next); |
| 7553 | } |
| 7554 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7555 | List<Context*>* context_lists[2] = { &saved_contexts_, &entered_contexts_}; |
| 7556 | for (unsigned i = 0; i < arraysize(context_lists); i++) { |
| 7557 | if (context_lists[i]->is_empty()) continue; |
| 7558 | Object** start = reinterpret_cast<Object**>(&context_lists[i]->first()); |
| 7559 | v->VisitPointers(start, start + context_lists[i]->length()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7560 | } |
| 7561 | } |
| 7562 | |
| 7563 | |
| 7564 | void HandleScopeImplementer::Iterate(ObjectVisitor* v) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7565 | HandleScopeData* current = isolate_->handle_scope_data(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7566 | handle_scope_data_ = *current; |
| 7567 | IterateThis(v); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7568 | } |
| 7569 | |
| 7570 | |
| 7571 | char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7572 | HandleScopeImplementer* scope_implementer = |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7573 | reinterpret_cast<HandleScopeImplementer*>(storage); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 7574 | scope_implementer->IterateThis(v); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7575 | return storage + ArchiveSpacePerThread(); |
| 7576 | } |
| 7577 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 7578 | |
| 7579 | DeferredHandles* HandleScopeImplementer::Detach(Object** prev_limit) { |
| 7580 | DeferredHandles* deferred = |
| 7581 | new DeferredHandles(isolate()->handle_scope_data()->next, isolate()); |
| 7582 | |
| 7583 | while (!blocks_.is_empty()) { |
| 7584 | Object** block_start = blocks_.last(); |
| 7585 | Object** block_limit = &block_start[kHandleBlockSize]; |
| 7586 | // We should not need to check for SealHandleScope here. Assert this. |
| 7587 | DCHECK(prev_limit == block_limit || |
| 7588 | !(block_start <= prev_limit && prev_limit <= block_limit)); |
| 7589 | if (prev_limit == block_limit) break; |
| 7590 | deferred->blocks_.Add(blocks_.last()); |
| 7591 | blocks_.RemoveLast(); |
| 7592 | } |
| 7593 | |
| 7594 | // deferred->blocks_ now contains the blocks installed on the |
| 7595 | // HandleScope stack since BeginDeferredScope was called, but in |
| 7596 | // reverse order. |
| 7597 | |
| 7598 | DCHECK(prev_limit == NULL || !blocks_.is_empty()); |
| 7599 | |
| 7600 | DCHECK(!blocks_.is_empty() && prev_limit != NULL); |
| 7601 | DCHECK(last_handle_before_deferred_block_ != NULL); |
| 7602 | last_handle_before_deferred_block_ = NULL; |
| 7603 | return deferred; |
| 7604 | } |
| 7605 | |
| 7606 | |
| 7607 | void HandleScopeImplementer::BeginDeferredScope() { |
| 7608 | DCHECK(last_handle_before_deferred_block_ == NULL); |
| 7609 | last_handle_before_deferred_block_ = isolate()->handle_scope_data()->next; |
| 7610 | } |
| 7611 | |
| 7612 | |
| 7613 | DeferredHandles::~DeferredHandles() { |
| 7614 | isolate_->UnlinkDeferredHandles(this); |
| 7615 | |
| 7616 | for (int i = 0; i < blocks_.length(); i++) { |
| 7617 | #ifdef ENABLE_HANDLE_ZAPPING |
| 7618 | HandleScope::ZapRange(blocks_[i], &blocks_[i][kHandleBlockSize]); |
| 7619 | #endif |
| 7620 | isolate_->handle_scope_implementer()->ReturnBlock(blocks_[i]); |
| 7621 | } |
| 7622 | } |
| 7623 | |
| 7624 | |
| 7625 | void DeferredHandles::Iterate(ObjectVisitor* v) { |
| 7626 | DCHECK(!blocks_.is_empty()); |
| 7627 | |
| 7628 | DCHECK((first_block_limit_ >= blocks_.first()) && |
| 7629 | (first_block_limit_ <= &(blocks_.first())[kHandleBlockSize])); |
| 7630 | |
| 7631 | v->VisitPointers(blocks_.first(), first_block_limit_); |
| 7632 | |
| 7633 | for (int i = 1; i < blocks_.length(); i++) { |
| 7634 | v->VisitPointers(blocks_[i], &blocks_[i][kHandleBlockSize]); |
| 7635 | } |
| 7636 | } |
| 7637 | |
| 7638 | |
| 7639 | void InvokeAccessorGetterCallback( |
| 7640 | v8::Local<v8::Name> property, |
| 7641 | const v8::PropertyCallbackInfo<v8::Value>& info, |
| 7642 | v8::AccessorNameGetterCallback getter) { |
| 7643 | // Leaving JavaScript. |
| 7644 | Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate()); |
| 7645 | Address getter_address = reinterpret_cast<Address>(reinterpret_cast<intptr_t>( |
| 7646 | getter)); |
| 7647 | VMState<EXTERNAL> state(isolate); |
| 7648 | ExternalCallbackScope call_scope(isolate, getter_address); |
| 7649 | getter(property, info); |
| 7650 | } |
| 7651 | |
| 7652 | |
| 7653 | void InvokeFunctionCallback(const v8::FunctionCallbackInfo<v8::Value>& info, |
| 7654 | v8::FunctionCallback callback) { |
| 7655 | Isolate* isolate = reinterpret_cast<Isolate*>(info.GetIsolate()); |
| 7656 | Address callback_address = |
| 7657 | reinterpret_cast<Address>(reinterpret_cast<intptr_t>(callback)); |
| 7658 | VMState<EXTERNAL> state(isolate); |
| 7659 | ExternalCallbackScope call_scope(isolate, callback_address); |
| 7660 | callback(info); |
| 7661 | } |
| 7662 | |
| 7663 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 7664 | } } // namespace v8::internal |