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 | |
| 5 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 6 | // Defined when linking against shared lib on Windows. |
| 7 | #if defined(USING_V8_SHARED) && !defined(V8_SHARED) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 8 | #define V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 9 | #endif |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 10 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 11 | #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| 12 | #include <bzlib.h> |
| 13 | #endif |
| 14 | |
| 15 | #include <errno.h> |
| 16 | #include <stdlib.h> |
| 17 | #include <string.h> |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 18 | #include <sys/stat.h> |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 19 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 20 | #ifdef V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 21 | #include <assert.h> |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 22 | #endif // V8_SHARED |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 23 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 24 | #ifndef V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 25 | #include <algorithm> |
| 26 | #endif // !V8_SHARED |
| 27 | |
| 28 | #ifdef V8_SHARED |
| 29 | #include "include/v8-testing.h" |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 30 | #endif // V8_SHARED |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 31 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 32 | #if !defined(V8_SHARED) && defined(ENABLE_GDB_JIT_INTERFACE) |
| 33 | #include "src/gdb-jit.h" |
| 34 | #endif |
| 35 | |
| 36 | #ifdef ENABLE_VTUNE_JIT_INTERFACE |
| 37 | #include "src/third_party/vtune/v8-vtune.h" |
| 38 | #endif |
| 39 | |
| 40 | #include "src/d8.h" |
| 41 | |
| 42 | #include "include/libplatform/libplatform.h" |
| 43 | #ifndef V8_SHARED |
| 44 | #include "src/api.h" |
| 45 | #include "src/base/cpu.h" |
| 46 | #include "src/base/logging.h" |
| 47 | #include "src/base/platform/platform.h" |
| 48 | #include "src/base/sys-info.h" |
| 49 | #include "src/d8-debug.h" |
| 50 | #include "src/debug.h" |
| 51 | #include "src/natives.h" |
| 52 | #include "src/v8.h" |
| 53 | #endif // !V8_SHARED |
| 54 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 55 | #if !defined(_WIN32) && !defined(_WIN64) |
| 56 | #include <unistd.h> // NOLINT |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 57 | #else |
| 58 | #include <windows.h> // NOLINT |
| 59 | #if defined(_MSC_VER) |
| 60 | #include <crtdbg.h> // NOLINT |
| 61 | #endif // defined(_MSC_VER) |
| 62 | #endif // !defined(_WIN32) && !defined(_WIN64) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 63 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 64 | #ifndef DCHECK |
| 65 | #define DCHECK(condition) assert(condition) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 66 | #endif |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 67 | |
| 68 | namespace v8 { |
| 69 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 70 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 71 | static Handle<Value> Throw(Isolate* isolate, const char* message) { |
| 72 | return isolate->ThrowException(String::NewFromUtf8(isolate, message)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 73 | } |
| 74 | |
| 75 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 76 | |
| 77 | class PerIsolateData { |
| 78 | public: |
| 79 | explicit PerIsolateData(Isolate* isolate) : isolate_(isolate), realms_(NULL) { |
| 80 | HandleScope scope(isolate); |
| 81 | isolate->SetData(0, this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 82 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 83 | |
| 84 | ~PerIsolateData() { |
| 85 | isolate_->SetData(0, NULL); // Not really needed, just to be sure... |
| 86 | } |
| 87 | |
| 88 | inline static PerIsolateData* Get(Isolate* isolate) { |
| 89 | return reinterpret_cast<PerIsolateData*>(isolate->GetData(0)); |
| 90 | } |
| 91 | |
| 92 | class RealmScope { |
| 93 | public: |
| 94 | explicit RealmScope(PerIsolateData* data); |
| 95 | ~RealmScope(); |
| 96 | private: |
| 97 | PerIsolateData* data_; |
| 98 | }; |
| 99 | |
| 100 | private: |
| 101 | friend class Shell; |
| 102 | friend class RealmScope; |
| 103 | Isolate* isolate_; |
| 104 | int realm_count_; |
| 105 | int realm_current_; |
| 106 | int realm_switch_; |
| 107 | Persistent<Context>* realms_; |
| 108 | Persistent<Value> realm_shared_; |
| 109 | |
| 110 | int RealmIndexOrThrow(const v8::FunctionCallbackInfo<v8::Value>& args, |
| 111 | int arg_offset); |
| 112 | int RealmFind(Handle<Context> context); |
| 113 | }; |
| 114 | |
| 115 | |
| 116 | LineEditor *LineEditor::current_ = NULL; |
| 117 | |
| 118 | |
| 119 | LineEditor::LineEditor(Type type, const char* name) |
| 120 | : type_(type), name_(name) { |
| 121 | if (current_ == NULL || current_->type_ < type) current_ = this; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 122 | } |
| 123 | |
| 124 | |
| 125 | class DumbLineEditor: public LineEditor { |
| 126 | public: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 127 | explicit DumbLineEditor(Isolate* isolate) |
| 128 | : LineEditor(LineEditor::DUMB, "dumb"), isolate_(isolate) { } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 129 | virtual Handle<String> Prompt(const char* prompt); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 130 | private: |
| 131 | Isolate* isolate_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 132 | }; |
| 133 | |
| 134 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 135 | Handle<String> DumbLineEditor::Prompt(const char* prompt) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 136 | printf("%s", prompt); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 137 | #if defined(__native_client__) |
| 138 | // Native Client libc is used to being embedded in Chrome and |
| 139 | // has trouble recognizing when to flush. |
| 140 | fflush(stdout); |
| 141 | #endif |
| 142 | return Shell::ReadFromStdin(isolate_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 143 | } |
| 144 | |
| 145 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 146 | #ifndef V8_SHARED |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 147 | CounterMap* Shell::counter_map_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 148 | base::OS::MemoryMappedFile* Shell::counters_file_ = NULL; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 149 | CounterCollection Shell::local_counters_; |
| 150 | CounterCollection* Shell::counters_ = &local_counters_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 151 | base::Mutex Shell::context_mutex_; |
| 152 | const base::TimeTicks Shell::kInitialTicks = |
| 153 | base::TimeTicks::HighResolutionNow(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 154 | Persistent<Context> Shell::utility_context_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 155 | #endif // !V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 156 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 157 | Persistent<Context> Shell::evaluation_context_; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 158 | ShellOptions Shell::options; |
| 159 | const char* Shell::kPrompt = "d8> "; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 160 | |
| 161 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 162 | #ifndef V8_SHARED |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 163 | const int MB = 1024 * 1024; |
| 164 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 165 | bool CounterMap::Match(void* key1, void* key2) { |
| 166 | const char* name1 = reinterpret_cast<const char*>(key1); |
| 167 | const char* name2 = reinterpret_cast<const char*>(key2); |
| 168 | return strcmp(name1, name2) == 0; |
| 169 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 170 | #endif // !V8_SHARED |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 171 | |
| 172 | |
| 173 | // Converts a V8 value to a C string. |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 174 | const char* Shell::ToCString(const v8::String::Utf8Value& value) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 175 | return *value ? *value : "<string conversion failed>"; |
| 176 | } |
| 177 | |
| 178 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 179 | // Compile a string within the current v8 context. |
| 180 | Local<UnboundScript> Shell::CompileString( |
| 181 | Isolate* isolate, Local<String> source, Local<Value> name, |
| 182 | v8::ScriptCompiler::CompileOptions compile_options) { |
| 183 | ScriptOrigin origin(name); |
| 184 | ScriptCompiler::Source script_source(source, origin); |
| 185 | Local<UnboundScript> script = |
| 186 | ScriptCompiler::CompileUnbound(isolate, &script_source, compile_options); |
| 187 | |
| 188 | // Was caching requested & successful? Then compile again, now with cache. |
| 189 | if (script_source.GetCachedData()) { |
| 190 | if (compile_options == ScriptCompiler::kProduceCodeCache) { |
| 191 | compile_options = ScriptCompiler::kConsumeCodeCache; |
| 192 | } else if (compile_options == ScriptCompiler::kProduceParserCache) { |
| 193 | compile_options = ScriptCompiler::kConsumeParserCache; |
| 194 | } else { |
| 195 | DCHECK(false); // A new compile option? |
| 196 | } |
| 197 | ScriptCompiler::Source cached_source( |
| 198 | source, origin, new v8::ScriptCompiler::CachedData( |
| 199 | script_source.GetCachedData()->data, |
| 200 | script_source.GetCachedData()->length, |
| 201 | v8::ScriptCompiler::CachedData::BufferNotOwned)); |
| 202 | script = ScriptCompiler::CompileUnbound(isolate, &cached_source, |
| 203 | compile_options); |
| 204 | } |
| 205 | return script; |
| 206 | } |
| 207 | |
| 208 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 209 | // Executes a string within the current v8 context. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 210 | bool Shell::ExecuteString(Isolate* isolate, |
| 211 | Handle<String> source, |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 212 | Handle<Value> name, |
| 213 | bool print_result, |
| 214 | bool report_exceptions) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 215 | #ifndef V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 216 | bool FLAG_debugger = i::FLAG_debugger; |
| 217 | #else |
| 218 | bool FLAG_debugger = false; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 219 | #endif // !V8_SHARED |
| 220 | HandleScope handle_scope(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 221 | TryCatch try_catch; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 222 | options.script_executed = true; |
| 223 | if (FLAG_debugger) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 224 | // When debugging make exceptions appear to be uncaught. |
| 225 | try_catch.SetVerbose(true); |
| 226 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 227 | |
| 228 | Handle<UnboundScript> script = |
| 229 | Shell::CompileString(isolate, source, name, options.compile_options); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 230 | if (script.IsEmpty()) { |
| 231 | // Print errors that happened during compilation. |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 232 | if (report_exceptions && !FLAG_debugger) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 233 | ReportException(isolate, &try_catch); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 234 | return false; |
| 235 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 236 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 237 | Local<Context> realm = |
| 238 | Local<Context>::New(isolate, data->realms_[data->realm_current_]); |
| 239 | realm->Enter(); |
| 240 | Handle<Value> result = script->BindToCurrentContext()->Run(); |
| 241 | realm->Exit(); |
| 242 | data->realm_current_ = data->realm_switch_; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 243 | if (result.IsEmpty()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 244 | DCHECK(try_catch.HasCaught()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 245 | // Print errors that happened during execution. |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 246 | if (report_exceptions && !FLAG_debugger) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 247 | ReportException(isolate, &try_catch); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 248 | return false; |
| 249 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 250 | DCHECK(!try_catch.HasCaught()); |
| 251 | if (print_result) { |
| 252 | #if !defined(V8_SHARED) |
| 253 | if (options.test_shell) { |
| 254 | #endif |
| 255 | if (!result->IsUndefined()) { |
| 256 | // If all went well and the result wasn't undefined then print |
| 257 | // the returned value. |
| 258 | v8::String::Utf8Value str(result); |
| 259 | fwrite(*str, sizeof(**str), str.length(), stdout); |
| 260 | printf("\n"); |
| 261 | } |
| 262 | #if !defined(V8_SHARED) |
| 263 | } else { |
| 264 | v8::TryCatch try_catch; |
| 265 | v8::Local<v8::Context> context = |
| 266 | v8::Local<v8::Context>::New(isolate, utility_context_); |
| 267 | v8::Context::Scope context_scope(context); |
| 268 | Handle<Object> global = context->Global(); |
| 269 | Handle<Value> fun = |
| 270 | global->Get(String::NewFromUtf8(isolate, "Stringify")); |
| 271 | Handle<Value> argv[1] = { result }; |
| 272 | Handle<Value> s = Handle<Function>::Cast(fun)->Call(global, 1, argv); |
| 273 | if (try_catch.HasCaught()) return true; |
| 274 | v8::String::Utf8Value str(s); |
| 275 | fwrite(*str, sizeof(**str), str.length(), stdout); |
| 276 | printf("\n"); |
| 277 | } |
| 278 | #endif |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 279 | } |
| 280 | return true; |
| 281 | } |
| 282 | } |
| 283 | } |
| 284 | |
| 285 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 286 | PerIsolateData::RealmScope::RealmScope(PerIsolateData* data) : data_(data) { |
| 287 | data_->realm_count_ = 1; |
| 288 | data_->realm_current_ = 0; |
| 289 | data_->realm_switch_ = 0; |
| 290 | data_->realms_ = new Persistent<Context>[1]; |
| 291 | data_->realms_[0].Reset(data_->isolate_, |
| 292 | data_->isolate_->GetEnteredContext()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 293 | } |
| 294 | |
| 295 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 296 | PerIsolateData::RealmScope::~RealmScope() { |
| 297 | // Drop realms to avoid keeping them alive. |
| 298 | for (int i = 0; i < data_->realm_count_; ++i) |
| 299 | data_->realms_[i].Reset(); |
| 300 | delete[] data_->realms_; |
| 301 | if (!data_->realm_shared_.IsEmpty()) |
| 302 | data_->realm_shared_.Reset(); |
| 303 | } |
| 304 | |
| 305 | |
| 306 | int PerIsolateData::RealmFind(Handle<Context> context) { |
| 307 | for (int i = 0; i < realm_count_; ++i) { |
| 308 | if (realms_[i] == context) return i; |
| 309 | } |
| 310 | return -1; |
| 311 | } |
| 312 | |
| 313 | |
| 314 | int PerIsolateData::RealmIndexOrThrow( |
| 315 | const v8::FunctionCallbackInfo<v8::Value>& args, |
| 316 | int arg_offset) { |
| 317 | if (args.Length() < arg_offset || !args[arg_offset]->IsNumber()) { |
| 318 | Throw(args.GetIsolate(), "Invalid argument"); |
| 319 | return -1; |
| 320 | } |
| 321 | int index = args[arg_offset]->Int32Value(); |
| 322 | if (index < 0 || |
| 323 | index >= realm_count_ || |
| 324 | realms_[index].IsEmpty()) { |
| 325 | Throw(args.GetIsolate(), "Invalid realm index"); |
| 326 | return -1; |
| 327 | } |
| 328 | return index; |
| 329 | } |
| 330 | |
| 331 | |
| 332 | #ifndef V8_SHARED |
| 333 | // performance.now() returns a time stamp as double, measured in milliseconds. |
| 334 | // When FLAG_verify_predictable mode is enabled it returns current value |
| 335 | // of Heap::allocations_count(). |
| 336 | void Shell::PerformanceNow(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 337 | if (i::FLAG_verify_predictable) { |
| 338 | Isolate* v8_isolate = args.GetIsolate(); |
| 339 | i::Heap* heap = reinterpret_cast<i::Isolate*>(v8_isolate)->heap(); |
| 340 | args.GetReturnValue().Set(heap->synthetic_time()); |
| 341 | } else { |
| 342 | base::TimeDelta delta = |
| 343 | base::TimeTicks::HighResolutionNow() - kInitialTicks; |
| 344 | args.GetReturnValue().Set(delta.InMillisecondsF()); |
| 345 | } |
| 346 | } |
| 347 | #endif // !V8_SHARED |
| 348 | |
| 349 | |
| 350 | // Realm.current() returns the index of the currently active realm. |
| 351 | void Shell::RealmCurrent(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 352 | Isolate* isolate = args.GetIsolate(); |
| 353 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 354 | int index = data->RealmFind(isolate->GetEnteredContext()); |
| 355 | if (index == -1) return; |
| 356 | args.GetReturnValue().Set(index); |
| 357 | } |
| 358 | |
| 359 | |
| 360 | // Realm.owner(o) returns the index of the realm that created o. |
| 361 | void Shell::RealmOwner(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 362 | Isolate* isolate = args.GetIsolate(); |
| 363 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 364 | if (args.Length() < 1 || !args[0]->IsObject()) { |
| 365 | Throw(args.GetIsolate(), "Invalid argument"); |
| 366 | return; |
| 367 | } |
| 368 | int index = data->RealmFind(args[0]->ToObject()->CreationContext()); |
| 369 | if (index == -1) return; |
| 370 | args.GetReturnValue().Set(index); |
| 371 | } |
| 372 | |
| 373 | |
| 374 | // Realm.global(i) returns the global object of realm i. |
| 375 | // (Note that properties of global objects cannot be read/written cross-realm.) |
| 376 | void Shell::RealmGlobal(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 377 | PerIsolateData* data = PerIsolateData::Get(args.GetIsolate()); |
| 378 | int index = data->RealmIndexOrThrow(args, 0); |
| 379 | if (index == -1) return; |
| 380 | args.GetReturnValue().Set( |
| 381 | Local<Context>::New(args.GetIsolate(), data->realms_[index])->Global()); |
| 382 | } |
| 383 | |
| 384 | |
| 385 | // Realm.create() creates a new realm and returns its index. |
| 386 | void Shell::RealmCreate(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 387 | Isolate* isolate = args.GetIsolate(); |
| 388 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 389 | Persistent<Context>* old_realms = data->realms_; |
| 390 | int index = data->realm_count_; |
| 391 | data->realms_ = new Persistent<Context>[++data->realm_count_]; |
| 392 | for (int i = 0; i < index; ++i) { |
| 393 | data->realms_[i].Reset(isolate, old_realms[i]); |
| 394 | } |
| 395 | delete[] old_realms; |
| 396 | Handle<ObjectTemplate> global_template = CreateGlobalTemplate(isolate); |
| 397 | data->realms_[index].Reset( |
| 398 | isolate, Context::New(isolate, NULL, global_template)); |
| 399 | args.GetReturnValue().Set(index); |
| 400 | } |
| 401 | |
| 402 | |
| 403 | // Realm.dispose(i) disposes the reference to the realm i. |
| 404 | void Shell::RealmDispose(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 405 | Isolate* isolate = args.GetIsolate(); |
| 406 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 407 | int index = data->RealmIndexOrThrow(args, 0); |
| 408 | if (index == -1) return; |
| 409 | if (index == 0 || |
| 410 | index == data->realm_current_ || index == data->realm_switch_) { |
| 411 | Throw(args.GetIsolate(), "Invalid realm index"); |
| 412 | return; |
| 413 | } |
| 414 | data->realms_[index].Reset(); |
| 415 | } |
| 416 | |
| 417 | |
| 418 | // Realm.switch(i) switches to the realm i for consecutive interactive inputs. |
| 419 | void Shell::RealmSwitch(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 420 | Isolate* isolate = args.GetIsolate(); |
| 421 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 422 | int index = data->RealmIndexOrThrow(args, 0); |
| 423 | if (index == -1) return; |
| 424 | data->realm_switch_ = index; |
| 425 | } |
| 426 | |
| 427 | |
| 428 | // Realm.eval(i, s) evaluates s in realm i and returns the result. |
| 429 | void Shell::RealmEval(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 430 | Isolate* isolate = args.GetIsolate(); |
| 431 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 432 | int index = data->RealmIndexOrThrow(args, 0); |
| 433 | if (index == -1) return; |
| 434 | if (args.Length() < 2 || !args[1]->IsString()) { |
| 435 | Throw(args.GetIsolate(), "Invalid argument"); |
| 436 | return; |
| 437 | } |
| 438 | ScriptCompiler::Source script_source(args[1]->ToString()); |
| 439 | Handle<UnboundScript> script = ScriptCompiler::CompileUnbound( |
| 440 | isolate, &script_source); |
| 441 | if (script.IsEmpty()) return; |
| 442 | Local<Context> realm = Local<Context>::New(isolate, data->realms_[index]); |
| 443 | realm->Enter(); |
| 444 | Handle<Value> result = script->BindToCurrentContext()->Run(); |
| 445 | realm->Exit(); |
| 446 | args.GetReturnValue().Set(result); |
| 447 | } |
| 448 | |
| 449 | |
| 450 | // Realm.shared is an accessor for a single shared value across realms. |
| 451 | void Shell::RealmSharedGet(Local<String> property, |
| 452 | const PropertyCallbackInfo<Value>& info) { |
| 453 | Isolate* isolate = info.GetIsolate(); |
| 454 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 455 | if (data->realm_shared_.IsEmpty()) return; |
| 456 | info.GetReturnValue().Set(data->realm_shared_); |
| 457 | } |
| 458 | |
| 459 | void Shell::RealmSharedSet(Local<String> property, |
| 460 | Local<Value> value, |
| 461 | const PropertyCallbackInfo<void>& info) { |
| 462 | Isolate* isolate = info.GetIsolate(); |
| 463 | PerIsolateData* data = PerIsolateData::Get(isolate); |
| 464 | data->realm_shared_.Reset(isolate, value); |
| 465 | } |
| 466 | |
| 467 | |
| 468 | void Shell::Print(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 469 | Write(args); |
| 470 | printf("\n"); |
| 471 | fflush(stdout); |
| 472 | } |
| 473 | |
| 474 | |
| 475 | void Shell::Write(const v8::FunctionCallbackInfo<v8::Value>& args) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 476 | for (int i = 0; i < args.Length(); i++) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 477 | HandleScope handle_scope(args.GetIsolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 478 | if (i != 0) { |
| 479 | printf(" "); |
| 480 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 481 | |
| 482 | // Explicitly catch potential exceptions in toString(). |
| 483 | v8::TryCatch try_catch; |
| 484 | Handle<String> str_obj = args[i]->ToString(); |
| 485 | if (try_catch.HasCaught()) { |
| 486 | try_catch.ReThrow(); |
| 487 | return; |
| 488 | } |
| 489 | |
| 490 | v8::String::Utf8Value str(str_obj); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 491 | int n = static_cast<int>(fwrite(*str, sizeof(**str), str.length(), stdout)); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 492 | if (n != str.length()) { |
| 493 | printf("Error in fwrite\n"); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 494 | Exit(1); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 495 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 496 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 497 | } |
| 498 | |
| 499 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 500 | void Shell::Read(const v8::FunctionCallbackInfo<v8::Value>& args) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 501 | String::Utf8Value file(args[0]); |
| 502 | if (*file == NULL) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 503 | Throw(args.GetIsolate(), "Error loading file"); |
| 504 | return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 505 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 506 | Handle<String> source = ReadFile(args.GetIsolate(), *file); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 507 | if (source.IsEmpty()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 508 | Throw(args.GetIsolate(), "Error loading file"); |
| 509 | return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 510 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 511 | args.GetReturnValue().Set(source); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 512 | } |
| 513 | |
| 514 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 515 | Handle<String> Shell::ReadFromStdin(Isolate* isolate) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 516 | static const int kBufferSize = 256; |
| 517 | char buffer[kBufferSize]; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 518 | Handle<String> accumulator = String::NewFromUtf8(isolate, ""); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 519 | int length; |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 520 | while (true) { |
| 521 | // Continue reading if the line ends with an escape '\\' or the line has |
| 522 | // not been fully read into the buffer yet (does not end with '\n'). |
| 523 | // If fgets gets an error, just give up. |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 524 | char* input = NULL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 525 | input = fgets(buffer, kBufferSize, stdin); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 526 | if (input == NULL) return Handle<String>(); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 527 | length = static_cast<int>(strlen(buffer)); |
| 528 | if (length == 0) { |
| 529 | return accumulator; |
| 530 | } else if (buffer[length-1] != '\n') { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 531 | accumulator = String::Concat( |
| 532 | accumulator, |
| 533 | String::NewFromUtf8(isolate, buffer, String::kNormalString, length)); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 534 | } else if (length > 1 && buffer[length-2] == '\\') { |
| 535 | buffer[length-2] = '\n'; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 536 | accumulator = String::Concat( |
| 537 | accumulator, String::NewFromUtf8(isolate, buffer, |
| 538 | String::kNormalString, length - 1)); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 539 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 540 | return String::Concat( |
| 541 | accumulator, String::NewFromUtf8(isolate, buffer, |
| 542 | String::kNormalString, length - 1)); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 543 | } |
| 544 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 545 | } |
| 546 | |
| 547 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 548 | void Shell::Load(const v8::FunctionCallbackInfo<v8::Value>& args) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 549 | for (int i = 0; i < args.Length(); i++) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 550 | HandleScope handle_scope(args.GetIsolate()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 551 | String::Utf8Value file(args[i]); |
| 552 | if (*file == NULL) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 553 | Throw(args.GetIsolate(), "Error loading file"); |
| 554 | return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 555 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 556 | Handle<String> source = ReadFile(args.GetIsolate(), *file); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 557 | if (source.IsEmpty()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 558 | Throw(args.GetIsolate(), "Error loading file"); |
| 559 | return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 560 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 561 | if (!ExecuteString(args.GetIsolate(), |
| 562 | source, |
| 563 | String::NewFromUtf8(args.GetIsolate(), *file), |
| 564 | false, |
| 565 | true)) { |
| 566 | Throw(args.GetIsolate(), "Error executing file"); |
| 567 | return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 568 | } |
| 569 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 570 | } |
| 571 | |
| 572 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 573 | void Shell::Quit(const v8::FunctionCallbackInfo<v8::Value>& args) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 574 | int exit_code = args[0]->Int32Value(); |
| 575 | OnExit(); |
| 576 | exit(exit_code); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 577 | } |
| 578 | |
| 579 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 580 | void Shell::Version(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 581 | args.GetReturnValue().Set( |
| 582 | String::NewFromUtf8(args.GetIsolate(), V8::GetVersion())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 583 | } |
| 584 | |
| 585 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 586 | void Shell::ReportException(Isolate* isolate, v8::TryCatch* try_catch) { |
| 587 | HandleScope handle_scope(isolate); |
| 588 | #ifndef V8_SHARED |
| 589 | Handle<Context> utility_context; |
| 590 | bool enter_context = !isolate->InContext(); |
| 591 | if (enter_context) { |
| 592 | utility_context = Local<Context>::New(isolate, utility_context_); |
| 593 | utility_context->Enter(); |
| 594 | } |
| 595 | #endif // !V8_SHARED |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 596 | v8::String::Utf8Value exception(try_catch->Exception()); |
| 597 | const char* exception_string = ToCString(exception); |
| 598 | Handle<Message> message = try_catch->Message(); |
| 599 | if (message.IsEmpty()) { |
| 600 | // V8 didn't provide any extra information about this error; just |
| 601 | // print the exception. |
| 602 | printf("%s\n", exception_string); |
| 603 | } else { |
| 604 | // Print (filename):(line number): (message). |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 605 | v8::String::Utf8Value filename(message->GetScriptOrigin().ResourceName()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 606 | const char* filename_string = ToCString(filename); |
| 607 | int linenum = message->GetLineNumber(); |
| 608 | printf("%s:%i: %s\n", filename_string, linenum, exception_string); |
| 609 | // Print line of source code. |
| 610 | v8::String::Utf8Value sourceline(message->GetSourceLine()); |
| 611 | const char* sourceline_string = ToCString(sourceline); |
| 612 | printf("%s\n", sourceline_string); |
| 613 | // Print wavy underline (GetUnderline is deprecated). |
| 614 | int start = message->GetStartColumn(); |
| 615 | for (int i = 0; i < start; i++) { |
| 616 | printf(" "); |
| 617 | } |
| 618 | int end = message->GetEndColumn(); |
| 619 | for (int i = start; i < end; i++) { |
| 620 | printf("^"); |
| 621 | } |
| 622 | printf("\n"); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 623 | v8::String::Utf8Value stack_trace(try_catch->StackTrace()); |
| 624 | if (stack_trace.length() > 0) { |
| 625 | const char* stack_trace_string = ToCString(stack_trace); |
| 626 | printf("%s\n", stack_trace_string); |
| 627 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 628 | } |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 629 | printf("\n"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 630 | #ifndef V8_SHARED |
| 631 | if (enter_context) utility_context->Exit(); |
| 632 | #endif // !V8_SHARED |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 633 | } |
| 634 | |
| 635 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 636 | #ifndef V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 637 | Handle<Array> Shell::GetCompletions(Isolate* isolate, |
| 638 | Handle<String> text, |
| 639 | Handle<String> full) { |
| 640 | EscapableHandleScope handle_scope(isolate); |
| 641 | v8::Local<v8::Context> utility_context = |
| 642 | v8::Local<v8::Context>::New(isolate, utility_context_); |
| 643 | v8::Context::Scope context_scope(utility_context); |
| 644 | Handle<Object> global = utility_context->Global(); |
| 645 | Local<Value> fun = |
| 646 | global->Get(String::NewFromUtf8(isolate, "GetCompletions")); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 647 | static const int kArgc = 3; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 648 | v8::Local<v8::Context> evaluation_context = |
| 649 | v8::Local<v8::Context>::New(isolate, evaluation_context_); |
| 650 | Handle<Value> argv[kArgc] = { evaluation_context->Global(), text, full }; |
| 651 | Local<Value> val = Local<Function>::Cast(fun)->Call(global, kArgc, argv); |
| 652 | return handle_scope.Escape(Local<Array>::Cast(val)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 653 | } |
| 654 | |
| 655 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 656 | Local<Object> Shell::DebugMessageDetails(Isolate* isolate, |
| 657 | Handle<String> message) { |
| 658 | EscapableHandleScope handle_scope(isolate); |
| 659 | v8::Local<v8::Context> context = |
| 660 | v8::Local<v8::Context>::New(isolate, utility_context_); |
| 661 | v8::Context::Scope context_scope(context); |
| 662 | Handle<Object> global = context->Global(); |
| 663 | Handle<Value> fun = |
| 664 | global->Get(String::NewFromUtf8(isolate, "DebugMessageDetails")); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 665 | static const int kArgc = 1; |
| 666 | Handle<Value> argv[kArgc] = { message }; |
| 667 | Handle<Value> val = Handle<Function>::Cast(fun)->Call(global, kArgc, argv); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 668 | return handle_scope.Escape(Local<Object>(Handle<Object>::Cast(val))); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 669 | } |
| 670 | |
| 671 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 672 | Local<Value> Shell::DebugCommandToJSONRequest(Isolate* isolate, |
| 673 | Handle<String> command) { |
| 674 | EscapableHandleScope handle_scope(isolate); |
| 675 | v8::Local<v8::Context> context = |
| 676 | v8::Local<v8::Context>::New(isolate, utility_context_); |
| 677 | v8::Context::Scope context_scope(context); |
| 678 | Handle<Object> global = context->Global(); |
| 679 | Handle<Value> fun = |
| 680 | global->Get(String::NewFromUtf8(isolate, "DebugCommandToJSONRequest")); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 681 | static const int kArgc = 1; |
| 682 | Handle<Value> argv[kArgc] = { command }; |
| 683 | Handle<Value> val = Handle<Function>::Cast(fun)->Call(global, kArgc, argv); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 684 | return handle_scope.Escape(Local<Value>(val)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 685 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 686 | |
| 687 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 688 | int32_t* Counter::Bind(const char* name, bool is_histogram) { |
| 689 | int i; |
| 690 | for (i = 0; i < kMaxNameSize - 1 && name[i]; i++) |
| 691 | name_[i] = static_cast<char>(name[i]); |
| 692 | name_[i] = '\0'; |
| 693 | is_histogram_ = is_histogram; |
| 694 | return ptr(); |
| 695 | } |
| 696 | |
| 697 | |
| 698 | void Counter::AddSample(int32_t sample) { |
| 699 | count_++; |
| 700 | sample_total_ += sample; |
| 701 | } |
| 702 | |
| 703 | |
| 704 | CounterCollection::CounterCollection() { |
| 705 | magic_number_ = 0xDEADFACE; |
| 706 | max_counters_ = kMaxCounters; |
| 707 | max_name_size_ = Counter::kMaxNameSize; |
| 708 | counters_in_use_ = 0; |
| 709 | } |
| 710 | |
| 711 | |
| 712 | Counter* CounterCollection::GetNextCounter() { |
| 713 | if (counters_in_use_ == kMaxCounters) return NULL; |
| 714 | return &counters_[counters_in_use_++]; |
| 715 | } |
| 716 | |
| 717 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 718 | void Shell::MapCounters(v8::Isolate* isolate, const char* name) { |
| 719 | counters_file_ = base::OS::MemoryMappedFile::create( |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 720 | name, sizeof(CounterCollection), &local_counters_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 721 | void* memory = (counters_file_ == NULL) ? |
| 722 | NULL : counters_file_->memory(); |
| 723 | if (memory == NULL) { |
| 724 | printf("Could not map counters file %s\n", name); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 725 | Exit(1); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 726 | } |
| 727 | counters_ = static_cast<CounterCollection*>(memory); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 728 | isolate->SetCounterFunction(LookupCounter); |
| 729 | isolate->SetCreateHistogramFunction(CreateHistogram); |
| 730 | isolate->SetAddHistogramSampleFunction(AddHistogramSample); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 731 | } |
| 732 | |
| 733 | |
| 734 | int CounterMap::Hash(const char* name) { |
| 735 | int h = 0; |
| 736 | int c; |
| 737 | while ((c = *name++) != 0) { |
| 738 | h += h << 5; |
| 739 | h += c; |
| 740 | } |
| 741 | return h; |
| 742 | } |
| 743 | |
| 744 | |
| 745 | Counter* Shell::GetCounter(const char* name, bool is_histogram) { |
| 746 | Counter* counter = counter_map_->Lookup(name); |
| 747 | |
| 748 | if (counter == NULL) { |
| 749 | counter = counters_->GetNextCounter(); |
| 750 | if (counter != NULL) { |
| 751 | counter_map_->Set(name, counter); |
| 752 | counter->Bind(name, is_histogram); |
| 753 | } |
| 754 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 755 | DCHECK(counter->is_histogram() == is_histogram); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 756 | } |
| 757 | return counter; |
| 758 | } |
| 759 | |
| 760 | |
| 761 | int* Shell::LookupCounter(const char* name) { |
| 762 | Counter* counter = GetCounter(name, false); |
| 763 | |
| 764 | if (counter != NULL) { |
| 765 | return counter->ptr(); |
| 766 | } else { |
| 767 | return NULL; |
| 768 | } |
| 769 | } |
| 770 | |
| 771 | |
| 772 | void* Shell::CreateHistogram(const char* name, |
| 773 | int min, |
| 774 | int max, |
| 775 | size_t buckets) { |
| 776 | return GetCounter(name, true); |
| 777 | } |
| 778 | |
| 779 | |
| 780 | void Shell::AddHistogramSample(void* histogram, int sample) { |
| 781 | Counter* counter = reinterpret_cast<Counter*>(histogram); |
| 782 | counter->AddSample(sample); |
| 783 | } |
| 784 | |
| 785 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 786 | void Shell::InstallUtilityScript(Isolate* isolate) { |
| 787 | HandleScope scope(isolate); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 788 | // If we use the utility context, we have to set the security tokens so that |
| 789 | // utility, evaluation and debug context can all access each other. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 790 | v8::Local<v8::Context> utility_context = |
| 791 | v8::Local<v8::Context>::New(isolate, utility_context_); |
| 792 | v8::Local<v8::Context> evaluation_context = |
| 793 | v8::Local<v8::Context>::New(isolate, evaluation_context_); |
| 794 | utility_context->SetSecurityToken(Undefined(isolate)); |
| 795 | evaluation_context->SetSecurityToken(Undefined(isolate)); |
| 796 | v8::Context::Scope context_scope(utility_context); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 797 | |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 798 | if (i::FLAG_debugger) printf("JavaScript debugger enabled\n"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 799 | // Install the debugger object in the utility scope |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 800 | i::Debug* debug = reinterpret_cast<i::Isolate*>(isolate)->debug(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 801 | debug->Load(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 802 | i::Handle<i::Context> debug_context = debug->debug_context(); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 803 | i::Handle<i::JSObject> js_debug |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 804 | = i::Handle<i::JSObject>(debug_context->global_object()); |
| 805 | utility_context->Global()->Set(String::NewFromUtf8(isolate, "$debug"), |
| 806 | Utils::ToLocal(js_debug)); |
| 807 | debug_context->set_security_token( |
| 808 | reinterpret_cast<i::Isolate*>(isolate)->heap()->undefined_value()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 809 | |
| 810 | // Run the d8 shell utility script in the utility context |
| 811 | int source_index = i::NativesCollection<i::D8>::GetIndex("d8"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 812 | i::Vector<const char> shell_source = |
| 813 | i::NativesCollection<i::D8>::GetRawScriptSource(source_index); |
| 814 | i::Vector<const char> shell_source_name = |
| 815 | i::NativesCollection<i::D8>::GetScriptName(source_index); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 816 | Handle<String> source = |
| 817 | String::NewFromUtf8(isolate, shell_source.start(), String::kNormalString, |
| 818 | shell_source.length()); |
| 819 | Handle<String> name = |
| 820 | String::NewFromUtf8(isolate, shell_source_name.start(), |
| 821 | String::kNormalString, shell_source_name.length()); |
| 822 | ScriptOrigin origin(name); |
| 823 | Handle<Script> script = Script::Compile(source, &origin); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 824 | script->Run(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 825 | // Mark the d8 shell script as native to avoid it showing up as normal source |
| 826 | // in the debugger. |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 827 | i::Handle<i::Object> compiled_script = Utils::OpenHandle(*script); |
| 828 | i::Handle<i::Script> script_object = compiled_script->IsJSFunction() |
| 829 | ? i::Handle<i::Script>(i::Script::cast( |
| 830 | i::JSFunction::cast(*compiled_script)->shared()->script())) |
| 831 | : i::Handle<i::Script>(i::Script::cast( |
| 832 | i::SharedFunctionInfo::cast(*compiled_script)->script())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 833 | script_object->set_type(i::Smi::FromInt(i::Script::TYPE_NATIVE)); |
| 834 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 835 | // Start the in-process debugger if requested. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 836 | if (i::FLAG_debugger) v8::Debug::SetDebugEventListener(HandleDebugEvent); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 837 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 838 | #endif // !V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 839 | |
| 840 | |
| 841 | #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| 842 | class BZip2Decompressor : public v8::StartupDataDecompressor { |
| 843 | public: |
| 844 | virtual ~BZip2Decompressor() { } |
| 845 | |
| 846 | protected: |
| 847 | virtual int DecompressData(char* raw_data, |
| 848 | int* raw_data_size, |
| 849 | const char* compressed_data, |
| 850 | int compressed_data_size) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 851 | DCHECK_EQ(v8::StartupData::kBZip2, |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 852 | v8::V8::GetCompressedStartupDataAlgorithm()); |
| 853 | unsigned int decompressed_size = *raw_data_size; |
| 854 | int result = |
| 855 | BZ2_bzBuffToBuffDecompress(raw_data, |
| 856 | &decompressed_size, |
| 857 | const_cast<char*>(compressed_data), |
| 858 | compressed_data_size, |
| 859 | 0, 1); |
| 860 | if (result == BZ_OK) { |
| 861 | *raw_data_size = decompressed_size; |
| 862 | } |
| 863 | return result; |
| 864 | } |
| 865 | }; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 866 | #endif |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 867 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 868 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 869 | Handle<ObjectTemplate> Shell::CreateGlobalTemplate(Isolate* isolate) { |
| 870 | Handle<ObjectTemplate> global_template = ObjectTemplate::New(isolate); |
| 871 | global_template->Set(String::NewFromUtf8(isolate, "print"), |
| 872 | FunctionTemplate::New(isolate, Print)); |
| 873 | global_template->Set(String::NewFromUtf8(isolate, "write"), |
| 874 | FunctionTemplate::New(isolate, Write)); |
| 875 | global_template->Set(String::NewFromUtf8(isolate, "read"), |
| 876 | FunctionTemplate::New(isolate, Read)); |
| 877 | global_template->Set(String::NewFromUtf8(isolate, "readbuffer"), |
| 878 | FunctionTemplate::New(isolate, ReadBuffer)); |
| 879 | global_template->Set(String::NewFromUtf8(isolate, "readline"), |
| 880 | FunctionTemplate::New(isolate, ReadLine)); |
| 881 | global_template->Set(String::NewFromUtf8(isolate, "load"), |
| 882 | FunctionTemplate::New(isolate, Load)); |
| 883 | global_template->Set(String::NewFromUtf8(isolate, "quit"), |
| 884 | FunctionTemplate::New(isolate, Quit)); |
| 885 | global_template->Set(String::NewFromUtf8(isolate, "version"), |
| 886 | FunctionTemplate::New(isolate, Version)); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 887 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 888 | // Bind the Realm object. |
| 889 | Handle<ObjectTemplate> realm_template = ObjectTemplate::New(isolate); |
| 890 | realm_template->Set(String::NewFromUtf8(isolate, "current"), |
| 891 | FunctionTemplate::New(isolate, RealmCurrent)); |
| 892 | realm_template->Set(String::NewFromUtf8(isolate, "owner"), |
| 893 | FunctionTemplate::New(isolate, RealmOwner)); |
| 894 | realm_template->Set(String::NewFromUtf8(isolate, "global"), |
| 895 | FunctionTemplate::New(isolate, RealmGlobal)); |
| 896 | realm_template->Set(String::NewFromUtf8(isolate, "create"), |
| 897 | FunctionTemplate::New(isolate, RealmCreate)); |
| 898 | realm_template->Set(String::NewFromUtf8(isolate, "dispose"), |
| 899 | FunctionTemplate::New(isolate, RealmDispose)); |
| 900 | realm_template->Set(String::NewFromUtf8(isolate, "switch"), |
| 901 | FunctionTemplate::New(isolate, RealmSwitch)); |
| 902 | realm_template->Set(String::NewFromUtf8(isolate, "eval"), |
| 903 | FunctionTemplate::New(isolate, RealmEval)); |
| 904 | realm_template->SetAccessor(String::NewFromUtf8(isolate, "shared"), |
| 905 | RealmSharedGet, RealmSharedSet); |
| 906 | global_template->Set(String::NewFromUtf8(isolate, "Realm"), realm_template); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 907 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 908 | #ifndef V8_SHARED |
| 909 | Handle<ObjectTemplate> performance_template = ObjectTemplate::New(isolate); |
| 910 | performance_template->Set(String::NewFromUtf8(isolate, "now"), |
| 911 | FunctionTemplate::New(isolate, PerformanceNow)); |
| 912 | global_template->Set(String::NewFromUtf8(isolate, "performance"), |
| 913 | performance_template); |
| 914 | #endif // !V8_SHARED |
| 915 | |
| 916 | Handle<ObjectTemplate> os_templ = ObjectTemplate::New(isolate); |
| 917 | AddOSMethods(isolate, os_templ); |
| 918 | global_template->Set(String::NewFromUtf8(isolate, "os"), os_templ); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 919 | |
| 920 | return global_template; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 921 | } |
| 922 | |
| 923 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 924 | void Shell::Initialize(Isolate* isolate) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 925 | #ifdef COMPRESS_STARTUP_DATA_BZ2 |
| 926 | BZip2Decompressor startup_data_decompressor; |
| 927 | int bz2_result = startup_data_decompressor.Decompress(); |
| 928 | if (bz2_result != BZ_OK) { |
| 929 | fprintf(stderr, "bzip error code: %d\n", bz2_result); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 930 | Exit(1); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 931 | } |
| 932 | #endif |
| 933 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 934 | #ifndef V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 935 | Shell::counter_map_ = new CounterMap(); |
| 936 | // Set up counters |
| 937 | if (i::StrLength(i::FLAG_map_counters) != 0) |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 938 | MapCounters(isolate, i::FLAG_map_counters); |
| 939 | if (i::FLAG_dump_counters || i::FLAG_track_gc_object_stats) { |
| 940 | isolate->SetCounterFunction(LookupCounter); |
| 941 | isolate->SetCreateHistogramFunction(CreateHistogram); |
| 942 | isolate->SetAddHistogramSampleFunction(AddHistogramSample); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 943 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 944 | #endif // !V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 945 | } |
| 946 | |
| 947 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 948 | void Shell::InitializeDebugger(Isolate* isolate) { |
| 949 | if (options.test_shell) return; |
| 950 | #ifndef V8_SHARED |
| 951 | HandleScope scope(isolate); |
| 952 | Handle<ObjectTemplate> global_template = CreateGlobalTemplate(isolate); |
| 953 | utility_context_.Reset(isolate, |
| 954 | Context::New(isolate, NULL, global_template)); |
| 955 | #endif // !V8_SHARED |
| 956 | } |
| 957 | |
| 958 | |
| 959 | Local<Context> Shell::CreateEvaluationContext(Isolate* isolate) { |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 960 | #ifndef V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 961 | // This needs to be a critical section since this is not thread-safe |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 962 | base::LockGuard<base::Mutex> lock_guard(&context_mutex_); |
| 963 | #endif // !V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 964 | // Initialize the global objects |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 965 | Handle<ObjectTemplate> global_template = CreateGlobalTemplate(isolate); |
| 966 | EscapableHandleScope handle_scope(isolate); |
| 967 | Local<Context> context = Context::New(isolate, NULL, global_template); |
| 968 | DCHECK(!context.IsEmpty()); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 969 | Context::Scope scope(context); |
| 970 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 971 | #ifndef V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 972 | i::Factory* factory = reinterpret_cast<i::Isolate*>(isolate)->factory(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 973 | i::JSArguments js_args = i::FLAG_js_arguments; |
| 974 | i::Handle<i::FixedArray> arguments_array = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 975 | factory->NewFixedArray(js_args.argc); |
| 976 | for (int j = 0; j < js_args.argc; j++) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 977 | i::Handle<i::String> arg = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 978 | factory->NewStringFromUtf8(i::CStrVector(js_args[j])).ToHandleChecked(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 979 | arguments_array->set(j, *arg); |
| 980 | } |
| 981 | i::Handle<i::JSArray> arguments_jsarray = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 982 | factory->NewJSArrayWithElements(arguments_array); |
| 983 | context->Global()->Set(String::NewFromUtf8(isolate, "arguments"), |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 984 | Utils::ToLocal(arguments_jsarray)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 985 | #endif // !V8_SHARED |
| 986 | return handle_scope.Escape(context); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 987 | } |
| 988 | |
| 989 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 990 | void Shell::Exit(int exit_code) { |
| 991 | // Use _exit instead of exit to avoid races between isolate |
| 992 | // threads and static destructors. |
| 993 | fflush(stdout); |
| 994 | fflush(stderr); |
| 995 | _exit(exit_code); |
| 996 | } |
| 997 | |
| 998 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 999 | #ifndef V8_SHARED |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1000 | struct CounterAndKey { |
| 1001 | Counter* counter; |
| 1002 | const char* key; |
| 1003 | }; |
| 1004 | |
| 1005 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1006 | inline bool operator<(const CounterAndKey& lhs, const CounterAndKey& rhs) { |
| 1007 | return strcmp(lhs.key, rhs.key) < 0; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1008 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1009 | #endif // !V8_SHARED |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1010 | |
| 1011 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1012 | void Shell::OnExit() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1013 | LineEditor* line_editor = LineEditor::Get(); |
| 1014 | if (line_editor) line_editor->Close(); |
| 1015 | #ifndef V8_SHARED |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1016 | if (i::FLAG_dump_counters) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1017 | int number_of_counters = 0; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1018 | for (CounterMap::Iterator i(counter_map_); i.More(); i.Next()) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1019 | number_of_counters++; |
| 1020 | } |
| 1021 | CounterAndKey* counters = new CounterAndKey[number_of_counters]; |
| 1022 | int j = 0; |
| 1023 | for (CounterMap::Iterator i(counter_map_); i.More(); i.Next(), j++) { |
| 1024 | counters[j].counter = i.CurrentValue(); |
| 1025 | counters[j].key = i.CurrentKey(); |
| 1026 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1027 | std::sort(counters, counters + number_of_counters); |
| 1028 | printf("+----------------------------------------------------------------+" |
| 1029 | "-------------+\n"); |
| 1030 | printf("| Name |" |
| 1031 | " Value |\n"); |
| 1032 | printf("+----------------------------------------------------------------+" |
| 1033 | "-------------+\n"); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1034 | for (j = 0; j < number_of_counters; j++) { |
| 1035 | Counter* counter = counters[j].counter; |
| 1036 | const char* key = counters[j].key; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1037 | if (counter->is_histogram()) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1038 | printf("| c:%-60s | %11i |\n", key, counter->count()); |
| 1039 | printf("| t:%-60s | %11i |\n", key, counter->sample_total()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1040 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1041 | printf("| %-62s | %11i |\n", key, counter->count()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1042 | } |
| 1043 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1044 | printf("+----------------------------------------------------------------+" |
| 1045 | "-------------+\n"); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1046 | delete [] counters; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1047 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1048 | delete counters_file_; |
| 1049 | delete counter_map_; |
| 1050 | #endif // !V8_SHARED |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1051 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1052 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1053 | |
| 1054 | |
| 1055 | static FILE* FOpen(const char* path, const char* mode) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1056 | #if defined(_MSC_VER) && (defined(_WIN32) || defined(_WIN64)) |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1057 | FILE* result; |
| 1058 | if (fopen_s(&result, path, mode) == 0) { |
| 1059 | return result; |
| 1060 | } else { |
| 1061 | return NULL; |
| 1062 | } |
| 1063 | #else |
| 1064 | FILE* file = fopen(path, mode); |
| 1065 | if (file == NULL) return NULL; |
| 1066 | struct stat file_stat; |
| 1067 | if (fstat(fileno(file), &file_stat) != 0) return NULL; |
| 1068 | bool is_regular_file = ((file_stat.st_mode & S_IFREG) != 0); |
| 1069 | if (is_regular_file) return file; |
| 1070 | fclose(file); |
| 1071 | return NULL; |
| 1072 | #endif |
| 1073 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1074 | |
| 1075 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1076 | static char* ReadChars(Isolate* isolate, const char* name, int* size_out) { |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1077 | FILE* file = FOpen(name, "rb"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1078 | if (file == NULL) return NULL; |
| 1079 | |
| 1080 | fseek(file, 0, SEEK_END); |
| 1081 | int size = ftell(file); |
| 1082 | rewind(file); |
| 1083 | |
| 1084 | char* chars = new char[size + 1]; |
| 1085 | chars[size] = '\0'; |
| 1086 | for (int i = 0; i < size;) { |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1087 | int read = static_cast<int>(fread(&chars[i], 1, size - i, file)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1088 | i += read; |
| 1089 | } |
| 1090 | fclose(file); |
| 1091 | *size_out = size; |
| 1092 | return chars; |
| 1093 | } |
| 1094 | |
| 1095 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1096 | struct DataAndPersistent { |
| 1097 | uint8_t* data; |
| 1098 | Persistent<ArrayBuffer> handle; |
| 1099 | }; |
| 1100 | |
| 1101 | |
| 1102 | static void ReadBufferWeakCallback( |
| 1103 | const v8::WeakCallbackData<ArrayBuffer, DataAndPersistent>& data) { |
| 1104 | size_t byte_length = data.GetValue()->ByteLength(); |
| 1105 | data.GetIsolate()->AdjustAmountOfExternalAllocatedMemory( |
| 1106 | -static_cast<intptr_t>(byte_length)); |
| 1107 | |
| 1108 | delete[] data.GetParameter()->data; |
| 1109 | data.GetParameter()->handle.Reset(); |
| 1110 | delete data.GetParameter(); |
| 1111 | } |
| 1112 | |
| 1113 | |
| 1114 | void Shell::ReadBuffer(const v8::FunctionCallbackInfo<v8::Value>& args) { |
| 1115 | DCHECK(sizeof(char) == sizeof(uint8_t)); // NOLINT |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1116 | String::Utf8Value filename(args[0]); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1117 | int length; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1118 | if (*filename == NULL) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1119 | Throw(args.GetIsolate(), "Error loading file"); |
| 1120 | return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1121 | } |
| 1122 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1123 | Isolate* isolate = args.GetIsolate(); |
| 1124 | DataAndPersistent* data = new DataAndPersistent; |
| 1125 | data->data = reinterpret_cast<uint8_t*>( |
| 1126 | ReadChars(args.GetIsolate(), *filename, &length)); |
| 1127 | if (data->data == NULL) { |
| 1128 | delete data; |
| 1129 | Throw(args.GetIsolate(), "Error reading file"); |
| 1130 | return; |
| 1131 | } |
| 1132 | Handle<v8::ArrayBuffer> buffer = |
| 1133 | ArrayBuffer::New(isolate, data->data, length); |
| 1134 | data->handle.Reset(isolate, buffer); |
| 1135 | data->handle.SetWeak(data, ReadBufferWeakCallback); |
| 1136 | data->handle.MarkIndependent(); |
| 1137 | isolate->AdjustAmountOfExternalAllocatedMemory(length); |
| 1138 | |
| 1139 | args.GetReturnValue().Set(buffer); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1140 | } |
| 1141 | |
| 1142 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1143 | // Reads a file into a v8 string. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1144 | Handle<String> Shell::ReadFile(Isolate* isolate, const char* name) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1145 | int size = 0; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1146 | char* chars = ReadChars(isolate, name, &size); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1147 | if (chars == NULL) return Handle<String>(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1148 | Handle<String> result = |
| 1149 | String::NewFromUtf8(isolate, chars, String::kNormalString, size); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1150 | delete[] chars; |
| 1151 | return result; |
| 1152 | } |
| 1153 | |
| 1154 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1155 | void Shell::RunShell(Isolate* isolate) { |
| 1156 | HandleScope outer_scope(isolate); |
| 1157 | v8::Local<v8::Context> context = |
| 1158 | v8::Local<v8::Context>::New(isolate, evaluation_context_); |
| 1159 | v8::Context::Scope context_scope(context); |
| 1160 | PerIsolateData::RealmScope realm_scope(PerIsolateData::Get(isolate)); |
| 1161 | Handle<String> name = String::NewFromUtf8(isolate, "(d8)"); |
| 1162 | LineEditor* console = LineEditor::Get(); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1163 | printf("V8 version %s [console: %s]\n", V8::GetVersion(), console->name()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1164 | console->Open(isolate); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1165 | while (true) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1166 | HandleScope inner_scope(isolate); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1167 | Handle<String> input = console->Prompt(Shell::kPrompt); |
| 1168 | if (input.IsEmpty()) break; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1169 | ExecuteString(isolate, input, name, true, true); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1170 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1171 | printf("\n"); |
| 1172 | } |
| 1173 | |
| 1174 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1175 | SourceGroup::~SourceGroup() { |
| 1176 | #ifndef V8_SHARED |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1177 | delete thread_; |
| 1178 | thread_ = NULL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1179 | #endif // !V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1180 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1181 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1182 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1183 | void SourceGroup::Execute(Isolate* isolate) { |
| 1184 | bool exception_was_thrown = false; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1185 | for (int i = begin_offset_; i < end_offset_; ++i) { |
| 1186 | const char* arg = argv_[i]; |
| 1187 | if (strcmp(arg, "-e") == 0 && i + 1 < end_offset_) { |
| 1188 | // Execute argument given to -e option directly. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1189 | HandleScope handle_scope(isolate); |
| 1190 | Handle<String> file_name = String::NewFromUtf8(isolate, "unnamed"); |
| 1191 | Handle<String> source = String::NewFromUtf8(isolate, argv_[i + 1]); |
| 1192 | if (!Shell::ExecuteString(isolate, source, file_name, false, true)) { |
| 1193 | exception_was_thrown = true; |
| 1194 | break; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1195 | } |
| 1196 | ++i; |
| 1197 | } else if (arg[0] == '-') { |
| 1198 | // Ignore other options. They have been parsed already. |
| 1199 | } else { |
| 1200 | // Use all other arguments as names of files to load and run. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1201 | HandleScope handle_scope(isolate); |
| 1202 | Handle<String> file_name = String::NewFromUtf8(isolate, arg); |
| 1203 | Handle<String> source = ReadFile(isolate, arg); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1204 | if (source.IsEmpty()) { |
| 1205 | printf("Error reading '%s'\n", arg); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1206 | Shell::Exit(1); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1207 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1208 | if (!Shell::ExecuteString(isolate, source, file_name, false, true)) { |
| 1209 | exception_was_thrown = true; |
| 1210 | break; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1211 | } |
| 1212 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1213 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1214 | if (exception_was_thrown != Shell::options.expected_to_throw) { |
| 1215 | Shell::Exit(1); |
| 1216 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1217 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1218 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1219 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1220 | Handle<String> SourceGroup::ReadFile(Isolate* isolate, const char* name) { |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1221 | int size; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1222 | char* chars = ReadChars(isolate, name, &size); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1223 | if (chars == NULL) return Handle<String>(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1224 | Handle<String> result = |
| 1225 | String::NewFromUtf8(isolate, chars, String::kNormalString, size); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1226 | delete[] chars; |
| 1227 | return result; |
| 1228 | } |
| 1229 | |
| 1230 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1231 | #ifndef V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1232 | base::Thread::Options SourceGroup::GetThreadOptions() { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1233 | // On some systems (OSX 10.6) the stack size default is 0.5Mb or less |
| 1234 | // which is not enough to parse the big literal expressions used in tests. |
| 1235 | // The stack size should be at least StackGuard::kLimitSize + some |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1236 | // OS-specific padding for thread startup code. 2Mbytes seems to be enough. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1237 | return base::Thread::Options("IsolateThread", 2 * MB); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1238 | } |
| 1239 | |
| 1240 | |
| 1241 | void SourceGroup::ExecuteInThread() { |
| 1242 | Isolate* isolate = Isolate::New(); |
| 1243 | do { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1244 | next_semaphore_.Wait(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1245 | { |
| 1246 | Isolate::Scope iscope(isolate); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1247 | { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1248 | HandleScope scope(isolate); |
| 1249 | PerIsolateData data(isolate); |
| 1250 | Local<Context> context = Shell::CreateEvaluationContext(isolate); |
| 1251 | { |
| 1252 | Context::Scope cscope(context); |
| 1253 | PerIsolateData::RealmScope realm_scope(PerIsolateData::Get(isolate)); |
| 1254 | Execute(isolate); |
| 1255 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1256 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1257 | if (Shell::options.send_idle_notification) { |
| 1258 | const int kLongIdlePauseInMs = 1000; |
| 1259 | isolate->ContextDisposedNotification(); |
| 1260 | isolate->IdleNotification(kLongIdlePauseInMs); |
| 1261 | } |
| 1262 | if (Shell::options.invoke_weak_callbacks) { |
| 1263 | // By sending a low memory notifications, we will try hard to collect |
| 1264 | // all garbage and will therefore also invoke all weak callbacks of |
| 1265 | // actually unreachable persistent handles. |
| 1266 | isolate->LowMemoryNotification(); |
| 1267 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1268 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1269 | done_semaphore_.Signal(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1270 | } while (!Shell::options.last_run); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1271 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1272 | isolate->Dispose(); |
| 1273 | } |
| 1274 | |
| 1275 | |
| 1276 | void SourceGroup::StartExecuteInThread() { |
| 1277 | if (thread_ == NULL) { |
| 1278 | thread_ = new IsolateThread(this); |
| 1279 | thread_->Start(); |
| 1280 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1281 | next_semaphore_.Signal(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1282 | } |
| 1283 | |
| 1284 | |
| 1285 | void SourceGroup::WaitForThread() { |
| 1286 | if (thread_ == NULL) return; |
| 1287 | if (Shell::options.last_run) { |
| 1288 | thread_->Join(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1289 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1290 | done_semaphore_.Wait(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1291 | } |
| 1292 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1293 | #endif // !V8_SHARED |
| 1294 | |
| 1295 | |
| 1296 | void SetFlagsFromString(const char* flags) { |
| 1297 | v8::V8::SetFlagsFromString(flags, static_cast<int>(strlen(flags))); |
| 1298 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1299 | |
| 1300 | |
| 1301 | bool Shell::SetOptions(int argc, char* argv[]) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1302 | bool logfile_per_isolate = false; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1303 | for (int i = 0; i < argc; i++) { |
| 1304 | if (strcmp(argv[i], "--stress-opt") == 0) { |
| 1305 | options.stress_opt = true; |
| 1306 | argv[i] = NULL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1307 | } else if (strcmp(argv[i], "--nostress-opt") == 0) { |
| 1308 | options.stress_opt = false; |
| 1309 | argv[i] = NULL; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1310 | } else if (strcmp(argv[i], "--stress-deopt") == 0) { |
| 1311 | options.stress_deopt = true; |
| 1312 | argv[i] = NULL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1313 | } else if (strcmp(argv[i], "--mock-arraybuffer-allocator") == 0) { |
| 1314 | options.mock_arraybuffer_allocator = true; |
| 1315 | argv[i] = NULL; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1316 | } else if (strcmp(argv[i], "--noalways-opt") == 0) { |
| 1317 | // No support for stressing if we can't use --always-opt. |
| 1318 | options.stress_opt = false; |
| 1319 | options.stress_deopt = false; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1320 | } else if (strcmp(argv[i], "--logfile-per-isolate") == 0) { |
| 1321 | logfile_per_isolate = true; |
| 1322 | argv[i] = NULL; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1323 | } else if (strcmp(argv[i], "--shell") == 0) { |
| 1324 | options.interactive_shell = true; |
| 1325 | argv[i] = NULL; |
| 1326 | } else if (strcmp(argv[i], "--test") == 0) { |
| 1327 | options.test_shell = true; |
| 1328 | argv[i] = NULL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1329 | } else if (strcmp(argv[i], "--send-idle-notification") == 0) { |
| 1330 | options.send_idle_notification = true; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1331 | argv[i] = NULL; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1332 | } else if (strcmp(argv[i], "--invoke-weak-callbacks") == 0) { |
| 1333 | options.invoke_weak_callbacks = true; |
| 1334 | // TODO(jochen) See issue 3351 |
| 1335 | options.send_idle_notification = true; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1336 | argv[i] = NULL; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1337 | } else if (strcmp(argv[i], "-f") == 0) { |
| 1338 | // Ignore any -f flags for compatibility with other stand-alone |
| 1339 | // JavaScript engines. |
| 1340 | continue; |
| 1341 | } else if (strcmp(argv[i], "--isolate") == 0) { |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1342 | #ifdef V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1343 | printf("D8 with shared library does not support multi-threading\n"); |
| 1344 | return false; |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1345 | #endif // V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1346 | options.num_isolates++; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1347 | } else if (strcmp(argv[i], "--dump-heap-constants") == 0) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1348 | #ifdef V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1349 | printf("D8 with shared library does not support constant dumping\n"); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1350 | return false; |
| 1351 | #else |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1352 | options.dump_heap_constants = true; |
| 1353 | argv[i] = NULL; |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1354 | #endif // V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1355 | } else if (strcmp(argv[i], "--throws") == 0) { |
| 1356 | options.expected_to_throw = true; |
| 1357 | argv[i] = NULL; |
| 1358 | } else if (strncmp(argv[i], "--icu-data-file=", 16) == 0) { |
| 1359 | options.icu_data_file = argv[i] + 16; |
| 1360 | argv[i] = NULL; |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1361 | #ifdef V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1362 | } else if (strcmp(argv[i], "--dump-counters") == 0) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1363 | printf("D8 with shared library does not include counters\n"); |
| 1364 | return false; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1365 | } else if (strcmp(argv[i], "--debugger") == 0) { |
| 1366 | printf("Javascript debugger not included\n"); |
| 1367 | return false; |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1368 | #endif // V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1369 | #ifdef V8_USE_EXTERNAL_STARTUP_DATA |
| 1370 | } else if (strncmp(argv[i], "--natives_blob=", 15) == 0) { |
| 1371 | options.natives_blob = argv[i] + 15; |
| 1372 | argv[i] = NULL; |
| 1373 | } else if (strncmp(argv[i], "--snapshot_blob=", 16) == 0) { |
| 1374 | options.snapshot_blob = argv[i] + 16; |
| 1375 | argv[i] = NULL; |
| 1376 | #endif // V8_USE_EXTERNAL_STARTUP_DATA |
| 1377 | } else if (strcmp(argv[i], "--cache") == 0 || |
| 1378 | strncmp(argv[i], "--cache=", 8) == 0) { |
| 1379 | const char* value = argv[i] + 7; |
| 1380 | if (!*value || strncmp(value, "=code", 6) == 0) { |
| 1381 | options.compile_options = v8::ScriptCompiler::kProduceCodeCache; |
| 1382 | } else if (strncmp(value, "=parse", 7) == 0) { |
| 1383 | options.compile_options = v8::ScriptCompiler::kProduceParserCache; |
| 1384 | } else if (strncmp(value, "=none", 6) == 0) { |
| 1385 | options.compile_options = v8::ScriptCompiler::kNoCompileOptions; |
| 1386 | } else { |
| 1387 | printf("Unknown option to --cache.\n"); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1388 | return false; |
| 1389 | } |
| 1390 | argv[i] = NULL; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1391 | } |
| 1392 | } |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1393 | |
| 1394 | v8::V8::SetFlagsFromCommandLine(&argc, argv, true); |
| 1395 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1396 | // Set up isolated source groups. |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1397 | options.isolate_sources = new SourceGroup[options.num_isolates]; |
| 1398 | SourceGroup* current = options.isolate_sources; |
| 1399 | current->Begin(argv, 1); |
| 1400 | for (int i = 1; i < argc; i++) { |
| 1401 | const char* str = argv[i]; |
| 1402 | if (strcmp(str, "--isolate") == 0) { |
| 1403 | current->End(i); |
| 1404 | current++; |
| 1405 | current->Begin(argv, i + 1); |
| 1406 | } else if (strncmp(argv[i], "--", 2) == 0) { |
| 1407 | printf("Warning: unknown flag %s.\nTry --help for options\n", argv[i]); |
| 1408 | } |
| 1409 | } |
| 1410 | current->End(argc); |
| 1411 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1412 | if (!logfile_per_isolate && options.num_isolates) { |
| 1413 | SetFlagsFromString("--nologfile_per_isolate"); |
| 1414 | } |
| 1415 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1416 | return true; |
| 1417 | } |
| 1418 | |
| 1419 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1420 | int Shell::RunMain(Isolate* isolate, int argc, char* argv[]) { |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1421 | #ifndef V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1422 | for (int i = 1; i < options.num_isolates; ++i) { |
| 1423 | options.isolate_sources[i].StartExecuteInThread(); |
| 1424 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1425 | #endif // !V8_SHARED |
| 1426 | { |
| 1427 | HandleScope scope(isolate); |
| 1428 | Local<Context> context = CreateEvaluationContext(isolate); |
| 1429 | if (options.last_run && options.use_interactive_shell()) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1430 | // Keep using the same context in the interactive shell. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1431 | evaluation_context_.Reset(isolate, context); |
| 1432 | #ifndef V8_SHARED |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1433 | // If the interactive debugger is enabled make sure to activate |
| 1434 | // it before running the files passed on the command line. |
| 1435 | if (i::FLAG_debugger) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1436 | InstallUtilityScript(isolate); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1437 | } |
| 1438 | #endif // !V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1439 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1440 | { |
| 1441 | Context::Scope cscope(context); |
| 1442 | PerIsolateData::RealmScope realm_scope(PerIsolateData::Get(isolate)); |
| 1443 | options.isolate_sources[0].Execute(isolate); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1444 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1445 | } |
| 1446 | if (options.send_idle_notification) { |
| 1447 | const int kLongIdlePauseInMs = 1000; |
| 1448 | isolate->ContextDisposedNotification(); |
| 1449 | isolate->IdleNotification(kLongIdlePauseInMs); |
| 1450 | } |
| 1451 | if (options.invoke_weak_callbacks) { |
| 1452 | // By sending a low memory notifications, we will try hard to collect all |
| 1453 | // garbage and will therefore also invoke all weak callbacks of actually |
| 1454 | // unreachable persistent handles. |
| 1455 | isolate->LowMemoryNotification(); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1456 | } |
| 1457 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1458 | #ifndef V8_SHARED |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1459 | for (int i = 1; i < options.num_isolates; ++i) { |
| 1460 | options.isolate_sources[i].WaitForThread(); |
| 1461 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1462 | #endif // !V8_SHARED |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1463 | return 0; |
| 1464 | } |
| 1465 | |
| 1466 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1467 | #ifndef V8_SHARED |
| 1468 | static void DumpHeapConstants(i::Isolate* isolate) { |
| 1469 | i::Heap* heap = isolate->heap(); |
| 1470 | |
| 1471 | // Dump the INSTANCE_TYPES table to the console. |
| 1472 | printf("# List of known V8 instance types.\n"); |
| 1473 | #define DUMP_TYPE(T) printf(" %d: \"%s\",\n", i::T, #T); |
| 1474 | printf("INSTANCE_TYPES = {\n"); |
| 1475 | INSTANCE_TYPE_LIST(DUMP_TYPE) |
| 1476 | printf("}\n"); |
| 1477 | #undef DUMP_TYPE |
| 1478 | |
| 1479 | // Dump the KNOWN_MAP table to the console. |
| 1480 | printf("\n# List of known V8 maps.\n"); |
| 1481 | #define ROOT_LIST_CASE(type, name, camel_name) \ |
| 1482 | if (n == NULL && o == heap->name()) n = #camel_name; |
| 1483 | #define STRUCT_LIST_CASE(upper_name, camel_name, name) \ |
| 1484 | if (n == NULL && o == heap->name##_map()) n = #camel_name "Map"; |
| 1485 | i::HeapObjectIterator it(heap->map_space()); |
| 1486 | printf("KNOWN_MAPS = {\n"); |
| 1487 | for (i::Object* o = it.Next(); o != NULL; o = it.Next()) { |
| 1488 | i::Map* m = i::Map::cast(o); |
| 1489 | const char* n = NULL; |
| 1490 | intptr_t p = reinterpret_cast<intptr_t>(m) & 0xfffff; |
| 1491 | int t = m->instance_type(); |
| 1492 | ROOT_LIST(ROOT_LIST_CASE) |
| 1493 | STRUCT_LIST(STRUCT_LIST_CASE) |
| 1494 | if (n == NULL) continue; |
| 1495 | printf(" 0x%05" V8PRIxPTR ": (%d, \"%s\"),\n", p, t, n); |
| 1496 | } |
| 1497 | printf("}\n"); |
| 1498 | #undef STRUCT_LIST_CASE |
| 1499 | #undef ROOT_LIST_CASE |
| 1500 | |
| 1501 | // Dump the KNOWN_OBJECTS table to the console. |
| 1502 | printf("\n# List of known V8 objects.\n"); |
| 1503 | #define ROOT_LIST_CASE(type, name, camel_name) \ |
| 1504 | if (n == NULL && o == heap->name()) n = #camel_name; |
| 1505 | i::OldSpaces spit(heap); |
| 1506 | printf("KNOWN_OBJECTS = {\n"); |
| 1507 | for (i::PagedSpace* s = spit.next(); s != NULL; s = spit.next()) { |
| 1508 | i::HeapObjectIterator it(s); |
| 1509 | const char* sname = AllocationSpaceName(s->identity()); |
| 1510 | for (i::Object* o = it.Next(); o != NULL; o = it.Next()) { |
| 1511 | const char* n = NULL; |
| 1512 | intptr_t p = reinterpret_cast<intptr_t>(o) & 0xfffff; |
| 1513 | ROOT_LIST(ROOT_LIST_CASE) |
| 1514 | if (n == NULL) continue; |
| 1515 | printf(" (\"%s\", 0x%05" V8PRIxPTR "): \"%s\",\n", sname, p, n); |
| 1516 | } |
| 1517 | } |
| 1518 | printf("}\n"); |
| 1519 | #undef ROOT_LIST_CASE |
| 1520 | } |
| 1521 | #endif // !V8_SHARED |
| 1522 | |
| 1523 | |
| 1524 | class ShellArrayBufferAllocator : public v8::ArrayBuffer::Allocator { |
| 1525 | public: |
| 1526 | virtual void* Allocate(size_t length) { |
| 1527 | void* data = AllocateUninitialized(length); |
| 1528 | return data == NULL ? data : memset(data, 0, length); |
| 1529 | } |
| 1530 | virtual void* AllocateUninitialized(size_t length) { return malloc(length); } |
| 1531 | virtual void Free(void* data, size_t) { free(data); } |
| 1532 | }; |
| 1533 | |
| 1534 | |
| 1535 | class MockArrayBufferAllocator : public v8::ArrayBuffer::Allocator { |
| 1536 | public: |
| 1537 | virtual void* Allocate(size_t) OVERRIDE { |
| 1538 | return malloc(0); |
| 1539 | } |
| 1540 | virtual void* AllocateUninitialized(size_t length) OVERRIDE { |
| 1541 | return malloc(0); |
| 1542 | } |
| 1543 | virtual void Free(void* p, size_t) OVERRIDE { |
| 1544 | free(p); |
| 1545 | } |
| 1546 | }; |
| 1547 | |
| 1548 | |
| 1549 | #ifdef V8_USE_EXTERNAL_STARTUP_DATA |
| 1550 | class StartupDataHandler { |
| 1551 | public: |
| 1552 | StartupDataHandler(const char* natives_blob, |
| 1553 | const char* snapshot_blob) { |
| 1554 | Load(natives_blob, &natives_, v8::V8::SetNativesDataBlob); |
| 1555 | Load(snapshot_blob, &snapshot_, v8::V8::SetSnapshotDataBlob); |
| 1556 | } |
| 1557 | |
| 1558 | ~StartupDataHandler() { |
| 1559 | delete[] natives_.data; |
| 1560 | delete[] snapshot_.data; |
| 1561 | } |
| 1562 | |
| 1563 | private: |
| 1564 | void Load(const char* blob_file, |
| 1565 | v8::StartupData* startup_data, |
| 1566 | void (*setter_fn)(v8::StartupData*)) { |
| 1567 | startup_data->data = NULL; |
| 1568 | startup_data->compressed_size = 0; |
| 1569 | startup_data->raw_size = 0; |
| 1570 | |
| 1571 | if (!blob_file) |
| 1572 | return; |
| 1573 | |
| 1574 | FILE* file = fopen(blob_file, "rb"); |
| 1575 | if (!file) |
| 1576 | return; |
| 1577 | |
| 1578 | fseek(file, 0, SEEK_END); |
| 1579 | startup_data->raw_size = ftell(file); |
| 1580 | rewind(file); |
| 1581 | |
| 1582 | startup_data->data = new char[startup_data->raw_size]; |
| 1583 | startup_data->compressed_size = fread( |
| 1584 | const_cast<char*>(startup_data->data), 1, startup_data->raw_size, |
| 1585 | file); |
| 1586 | fclose(file); |
| 1587 | |
| 1588 | if (startup_data->raw_size == startup_data->compressed_size) |
| 1589 | (*setter_fn)(startup_data); |
| 1590 | } |
| 1591 | |
| 1592 | v8::StartupData natives_; |
| 1593 | v8::StartupData snapshot_; |
| 1594 | |
| 1595 | // Disallow copy & assign. |
| 1596 | StartupDataHandler(const StartupDataHandler& other); |
| 1597 | void operator=(const StartupDataHandler& other); |
| 1598 | }; |
| 1599 | #endif // V8_USE_EXTERNAL_STARTUP_DATA |
| 1600 | |
| 1601 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1602 | int Shell::Main(int argc, char* argv[]) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1603 | #if (defined(_WIN32) || defined(_WIN64)) |
| 1604 | UINT new_flags = |
| 1605 | SEM_FAILCRITICALERRORS | SEM_NOGPFAULTERRORBOX | SEM_NOOPENFILEERRORBOX; |
| 1606 | UINT existing_flags = SetErrorMode(new_flags); |
| 1607 | SetErrorMode(existing_flags | new_flags); |
| 1608 | #if defined(_MSC_VER) |
| 1609 | _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE); |
| 1610 | _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR); |
| 1611 | _CrtSetReportMode(_CRT_ASSERT, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE); |
| 1612 | _CrtSetReportFile(_CRT_ASSERT, _CRTDBG_FILE_STDERR); |
| 1613 | _CrtSetReportMode(_CRT_ERROR, _CRTDBG_MODE_DEBUG | _CRTDBG_MODE_FILE); |
| 1614 | _CrtSetReportFile(_CRT_ERROR, _CRTDBG_FILE_STDERR); |
| 1615 | _set_error_mode(_OUT_TO_STDERR); |
| 1616 | #endif // defined(_MSC_VER) |
| 1617 | #endif // defined(_WIN32) || defined(_WIN64) |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1618 | if (!SetOptions(argc, argv)) return 1; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1619 | v8::V8::InitializeICU(options.icu_data_file); |
| 1620 | v8::Platform* platform = v8::platform::CreateDefaultPlatform(); |
| 1621 | v8::V8::InitializePlatform(platform); |
| 1622 | v8::V8::Initialize(); |
| 1623 | #ifdef V8_USE_EXTERNAL_STARTUP_DATA |
| 1624 | StartupDataHandler startup_data(options.natives_blob, options.snapshot_blob); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1625 | #endif |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1626 | SetFlagsFromString("--trace-hydrogen-file=hydrogen.cfg"); |
| 1627 | SetFlagsFromString("--redirect-code-traces-to=code.asm"); |
| 1628 | ShellArrayBufferAllocator array_buffer_allocator; |
| 1629 | MockArrayBufferAllocator mock_arraybuffer_allocator; |
| 1630 | if (options.mock_arraybuffer_allocator) { |
| 1631 | v8::V8::SetArrayBufferAllocator(&mock_arraybuffer_allocator); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1632 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1633 | v8::V8::SetArrayBufferAllocator(&array_buffer_allocator); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1634 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1635 | int result = 0; |
| 1636 | Isolate::CreateParams create_params; |
| 1637 | #if !defined(V8_SHARED) && defined(ENABLE_GDB_JIT_INTERFACE) |
| 1638 | if (i::FLAG_gdbjit) { |
| 1639 | create_params.code_event_handler = i::GDBJITInterface::EventHandler; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1640 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1641 | #endif |
| 1642 | #ifdef ENABLE_VTUNE_JIT_INTERFACE |
| 1643 | vTune::InitializeVtuneForV8(create_params); |
| 1644 | #endif |
| 1645 | #ifndef V8_SHARED |
| 1646 | create_params.constraints.ConfigureDefaults( |
| 1647 | base::SysInfo::AmountOfPhysicalMemory(), |
| 1648 | base::SysInfo::AmountOfVirtualMemory(), |
| 1649 | base::SysInfo::NumberOfProcessors()); |
| 1650 | #endif |
| 1651 | Isolate* isolate = Isolate::New(create_params); |
| 1652 | DumbLineEditor dumb_line_editor(isolate); |
| 1653 | { |
| 1654 | Isolate::Scope scope(isolate); |
| 1655 | Initialize(isolate); |
| 1656 | PerIsolateData data(isolate); |
| 1657 | InitializeDebugger(isolate); |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1658 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1659 | #ifndef V8_SHARED |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1660 | if (options.dump_heap_constants) { |
| 1661 | DumpHeapConstants(reinterpret_cast<i::Isolate*>(isolate)); |
| 1662 | return 0; |
| 1663 | } |
| 1664 | #endif |
| 1665 | |
| 1666 | if (options.stress_opt || options.stress_deopt) { |
| 1667 | Testing::SetStressRunType(options.stress_opt |
| 1668 | ? Testing::kStressTypeOpt |
| 1669 | : Testing::kStressTypeDeopt); |
| 1670 | int stress_runs = Testing::GetStressRuns(); |
| 1671 | for (int i = 0; i < stress_runs && result == 0; i++) { |
| 1672 | printf("============ Stress %d/%d ============\n", i + 1, stress_runs); |
| 1673 | Testing::PrepareStressRun(i); |
| 1674 | options.last_run = (i == stress_runs - 1); |
| 1675 | result = RunMain(isolate, argc, argv); |
| 1676 | } |
| 1677 | printf("======== Full Deoptimization =======\n"); |
| 1678 | Testing::DeoptimizeAll(); |
| 1679 | #if !defined(V8_SHARED) |
| 1680 | } else if (i::FLAG_stress_runs > 0) { |
| 1681 | int stress_runs = i::FLAG_stress_runs; |
| 1682 | for (int i = 0; i < stress_runs && result == 0; i++) { |
| 1683 | printf("============ Run %d/%d ============\n", i + 1, stress_runs); |
| 1684 | options.last_run = (i == stress_runs - 1); |
| 1685 | result = RunMain(isolate, argc, argv); |
| 1686 | } |
| 1687 | #endif |
| 1688 | } else { |
| 1689 | result = RunMain(isolate, argc, argv); |
| 1690 | } |
| 1691 | |
| 1692 | // Run interactive shell if explicitly requested or if no script has been |
| 1693 | // executed, but never on --test |
| 1694 | if (options.use_interactive_shell()) { |
| 1695 | #ifndef V8_SHARED |
| 1696 | if (!i::FLAG_debugger) { |
| 1697 | InstallUtilityScript(isolate); |
| 1698 | } |
| 1699 | #endif // !V8_SHARED |
| 1700 | RunShell(isolate); |
| 1701 | } |
| 1702 | } |
| 1703 | isolate->Dispose(); |
| 1704 | V8::Dispose(); |
| 1705 | V8::ShutdownPlatform(); |
| 1706 | delete platform; |
| 1707 | |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1708 | OnExit(); |
Ben Murdoch | 69a99ed | 2011-11-30 16:03:39 +0000 | [diff] [blame] | 1709 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1710 | return result; |
| 1711 | } |
| 1712 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1713 | } // namespace v8 |
| 1714 | |
| 1715 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1716 | #ifndef GOOGLE3 |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1717 | int main(int argc, char* argv[]) { |
| 1718 | return v8::Shell::Main(argc, argv); |
| 1719 | } |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1720 | #endif |