Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1 | // Copyright 2011 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 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 5 | #include "src/log.h" |
| 6 | |
| 7 | #include <cstdarg> |
| 8 | #include <sstream> |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 9 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 10 | #include "src/bailout-reason.h" |
| 11 | #include "src/base/platform/platform.h" |
| 12 | #include "src/bootstrapper.h" |
| 13 | #include "src/code-stubs.h" |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 14 | #include "src/counters.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 15 | #include "src/deoptimizer.h" |
| 16 | #include "src/global-handles.h" |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 17 | #include "src/interpreter/bytecodes.h" |
| 18 | #include "src/interpreter/interpreter.h" |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 19 | #include "src/libsampler/v8-sampler.h" |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 20 | #include "src/log-inl.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 21 | #include "src/log-utils.h" |
| 22 | #include "src/macro-assembler.h" |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 23 | #include "src/perf-jit.h" |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 24 | #include "src/profiler/cpu-profiler-inl.h" |
| 25 | #include "src/profiler/profiler-listener.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 26 | #include "src/runtime-profiler.h" |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 27 | #include "src/string-stream.h" |
| 28 | #include "src/vm-state-inl.h" |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 29 | |
| 30 | namespace v8 { |
| 31 | namespace internal { |
| 32 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 33 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 34 | #define DECLARE_EVENT(ignore1, name) name, |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 35 | static const char* kLogEventsNames[CodeEventListener::NUMBER_OF_LOG_EVENTS] = { |
| 36 | LOG_EVENTS_AND_TAGS_LIST(DECLARE_EVENT)}; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 37 | #undef DECLARE_EVENT |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 38 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 39 | static const char* ComputeMarker(SharedFunctionInfo* shared, |
| 40 | AbstractCode* code) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 41 | switch (code->kind()) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 42 | case AbstractCode::FUNCTION: |
| 43 | case AbstractCode::INTERPRETED_FUNCTION: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 44 | return shared->optimization_disabled() ? "" : "~"; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 45 | case AbstractCode::OPTIMIZED_FUNCTION: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 46 | return "*"; |
| 47 | default: |
| 48 | return ""; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 49 | } |
| 50 | } |
| 51 | |
| 52 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 53 | class CodeEventLogger::NameBuffer { |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 54 | public: |
| 55 | NameBuffer() { Reset(); } |
| 56 | |
| 57 | void Reset() { |
| 58 | utf8_pos_ = 0; |
| 59 | } |
| 60 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 61 | void Init(CodeEventListener::LogEventsAndTags tag) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 62 | Reset(); |
| 63 | AppendBytes(kLogEventsNames[tag]); |
| 64 | AppendByte(':'); |
| 65 | } |
| 66 | |
| 67 | void AppendName(Name* name) { |
| 68 | if (name->IsString()) { |
| 69 | AppendString(String::cast(name)); |
| 70 | } else { |
| 71 | Symbol* symbol = Symbol::cast(name); |
| 72 | AppendBytes("symbol("); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 73 | if (!symbol->name()->IsUndefined(symbol->GetIsolate())) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 74 | AppendBytes("\""); |
| 75 | AppendString(String::cast(symbol->name())); |
| 76 | AppendBytes("\" "); |
| 77 | } |
| 78 | AppendBytes("hash "); |
| 79 | AppendHex(symbol->Hash()); |
| 80 | AppendByte(')'); |
| 81 | } |
| 82 | } |
| 83 | |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 84 | void AppendString(String* str) { |
| 85 | if (str == NULL) return; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 86 | int uc16_length = Min(str->length(), kUtf16BufferSize); |
| 87 | String::WriteToFlat(str, utf16_buffer, 0, uc16_length); |
| 88 | int previous = unibrow::Utf16::kNoPreviousCharacter; |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 89 | for (int i = 0; i < uc16_length && utf8_pos_ < kUtf8BufferSize; ++i) { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 90 | uc16 c = utf16_buffer[i]; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 91 | if (c <= unibrow::Utf8::kMaxOneByteChar) { |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 92 | utf8_buffer_[utf8_pos_++] = static_cast<char>(c); |
| 93 | } else { |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 94 | int char_length = unibrow::Utf8::Length(c, previous); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 95 | if (utf8_pos_ + char_length > kUtf8BufferSize) break; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 96 | unibrow::Utf8::Encode(utf8_buffer_ + utf8_pos_, c, previous); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 97 | utf8_pos_ += char_length; |
| 98 | } |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 99 | previous = c; |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 100 | } |
| 101 | } |
| 102 | |
| 103 | void AppendBytes(const char* bytes, int size) { |
| 104 | size = Min(size, kUtf8BufferSize - utf8_pos_); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 105 | MemCopy(utf8_buffer_ + utf8_pos_, bytes, size); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 106 | utf8_pos_ += size; |
| 107 | } |
| 108 | |
| 109 | void AppendBytes(const char* bytes) { |
| 110 | AppendBytes(bytes, StrLength(bytes)); |
| 111 | } |
| 112 | |
| 113 | void AppendByte(char c) { |
| 114 | if (utf8_pos_ >= kUtf8BufferSize) return; |
| 115 | utf8_buffer_[utf8_pos_++] = c; |
| 116 | } |
| 117 | |
| 118 | void AppendInt(int n) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 119 | int space = kUtf8BufferSize - utf8_pos_; |
| 120 | if (space <= 0) return; |
| 121 | Vector<char> buffer(utf8_buffer_ + utf8_pos_, space); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 122 | int size = SNPrintF(buffer, "%d", n); |
| 123 | if (size > 0 && utf8_pos_ + size <= kUtf8BufferSize) { |
| 124 | utf8_pos_ += size; |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | void AppendHex(uint32_t n) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 129 | int space = kUtf8BufferSize - utf8_pos_; |
| 130 | if (space <= 0) return; |
| 131 | Vector<char> buffer(utf8_buffer_ + utf8_pos_, space); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 132 | int size = SNPrintF(buffer, "%x", n); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 133 | if (size > 0 && utf8_pos_ + size <= kUtf8BufferSize) { |
| 134 | utf8_pos_ += size; |
| 135 | } |
| 136 | } |
| 137 | |
| 138 | const char* get() { return utf8_buffer_; } |
| 139 | int size() const { return utf8_pos_; } |
| 140 | |
| 141 | private: |
| 142 | static const int kUtf8BufferSize = 512; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 143 | static const int kUtf16BufferSize = kUtf8BufferSize; |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 144 | |
| 145 | int utf8_pos_; |
| 146 | char utf8_buffer_[kUtf8BufferSize]; |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 147 | uc16 utf16_buffer[kUtf16BufferSize]; |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 148 | }; |
| 149 | |
| 150 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 151 | CodeEventLogger::CodeEventLogger() : name_buffer_(new NameBuffer) { } |
| 152 | |
| 153 | CodeEventLogger::~CodeEventLogger() { delete name_buffer_; } |
| 154 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 155 | void CodeEventLogger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 156 | AbstractCode* code, const char* comment) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 157 | name_buffer_->Init(tag); |
| 158 | name_buffer_->AppendBytes(comment); |
| 159 | LogRecordedBuffer(code, NULL, name_buffer_->get(), name_buffer_->size()); |
| 160 | } |
| 161 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 162 | void CodeEventLogger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 163 | AbstractCode* code, Name* name) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 164 | name_buffer_->Init(tag); |
| 165 | name_buffer_->AppendName(name); |
| 166 | LogRecordedBuffer(code, NULL, name_buffer_->get(), name_buffer_->size()); |
| 167 | } |
| 168 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 169 | void CodeEventLogger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 170 | AbstractCode* code, |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 171 | SharedFunctionInfo* shared, Name* name) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 172 | name_buffer_->Init(tag); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 173 | name_buffer_->AppendBytes(ComputeMarker(shared, code)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 174 | name_buffer_->AppendName(name); |
| 175 | LogRecordedBuffer(code, shared, name_buffer_->get(), name_buffer_->size()); |
| 176 | } |
| 177 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 178 | void CodeEventLogger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 179 | AbstractCode* code, |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 180 | SharedFunctionInfo* shared, Name* source, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 181 | int line, int column) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 182 | name_buffer_->Init(tag); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 183 | name_buffer_->AppendBytes(ComputeMarker(shared, code)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 184 | name_buffer_->AppendString(shared->DebugName()); |
| 185 | name_buffer_->AppendByte(' '); |
| 186 | if (source->IsString()) { |
| 187 | name_buffer_->AppendString(String::cast(source)); |
| 188 | } else { |
| 189 | name_buffer_->AppendBytes("symbol(hash "); |
| 190 | name_buffer_->AppendHex(Name::cast(source)->Hash()); |
| 191 | name_buffer_->AppendByte(')'); |
| 192 | } |
| 193 | name_buffer_->AppendByte(':'); |
| 194 | name_buffer_->AppendInt(line); |
| 195 | LogRecordedBuffer(code, shared, name_buffer_->get(), name_buffer_->size()); |
| 196 | } |
| 197 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 198 | void CodeEventLogger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 199 | AbstractCode* code, int args_count) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 200 | name_buffer_->Init(tag); |
| 201 | name_buffer_->AppendInt(args_count); |
| 202 | LogRecordedBuffer(code, NULL, name_buffer_->get(), name_buffer_->size()); |
| 203 | } |
| 204 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 205 | void CodeEventLogger::RegExpCodeCreateEvent(AbstractCode* code, |
| 206 | String* source) { |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 207 | name_buffer_->Init(CodeEventListener::REG_EXP_TAG); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 208 | name_buffer_->AppendString(source); |
| 209 | LogRecordedBuffer(code, NULL, name_buffer_->get(), name_buffer_->size()); |
| 210 | } |
| 211 | |
| 212 | |
| 213 | // Linux perf tool logging support |
| 214 | class PerfBasicLogger : public CodeEventLogger { |
| 215 | public: |
| 216 | PerfBasicLogger(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 217 | ~PerfBasicLogger() override; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 218 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 219 | void CodeMoveEvent(AbstractCode* from, Address to) override {} |
| 220 | void CodeDisableOptEvent(AbstractCode* code, |
| 221 | SharedFunctionInfo* shared) override {} |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 222 | |
| 223 | private: |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 224 | void LogRecordedBuffer(AbstractCode* code, SharedFunctionInfo* shared, |
| 225 | const char* name, int length) override; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 226 | |
| 227 | // Extension added to V8 log file name to get the low-level log name. |
| 228 | static const char kFilenameFormatString[]; |
| 229 | static const int kFilenameBufferPadding; |
| 230 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 231 | FILE* perf_output_handle_; |
| 232 | }; |
| 233 | |
| 234 | const char PerfBasicLogger::kFilenameFormatString[] = "/tmp/perf-%d.map"; |
| 235 | // Extra space for the PID in the filename |
| 236 | const int PerfBasicLogger::kFilenameBufferPadding = 16; |
| 237 | |
| 238 | PerfBasicLogger::PerfBasicLogger() |
| 239 | : perf_output_handle_(NULL) { |
| 240 | // Open the perf JIT dump file. |
| 241 | int bufferSize = sizeof(kFilenameFormatString) + kFilenameBufferPadding; |
| 242 | ScopedVector<char> perf_dump_name(bufferSize); |
| 243 | int size = SNPrintF( |
| 244 | perf_dump_name, |
| 245 | kFilenameFormatString, |
| 246 | base::OS::GetCurrentProcessId()); |
| 247 | CHECK_NE(size, -1); |
| 248 | perf_output_handle_ = |
| 249 | base::OS::FOpen(perf_dump_name.start(), base::OS::LogFileOpenMode); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 250 | CHECK_NOT_NULL(perf_output_handle_); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 251 | setvbuf(perf_output_handle_, NULL, _IOLBF, 0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 252 | } |
| 253 | |
| 254 | |
| 255 | PerfBasicLogger::~PerfBasicLogger() { |
| 256 | fclose(perf_output_handle_); |
| 257 | perf_output_handle_ = NULL; |
| 258 | } |
| 259 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 260 | void PerfBasicLogger::LogRecordedBuffer(AbstractCode* code, SharedFunctionInfo*, |
| 261 | const char* name, int length) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 262 | if (FLAG_perf_basic_prof_only_functions && |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 263 | (code->kind() != AbstractCode::FUNCTION && |
| 264 | code->kind() != AbstractCode::INTERPRETED_FUNCTION && |
| 265 | code->kind() != AbstractCode::OPTIMIZED_FUNCTION)) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 266 | return; |
| 267 | } |
| 268 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 269 | // Linux perf expects hex literals without a leading 0x, while some |
| 270 | // implementations of printf might prepend one when using the %p format |
| 271 | // for pointers, leading to wrongly formatted JIT symbols maps. |
| 272 | // |
| 273 | // Instead, we use V8PRIxPTR format string and cast pointer to uintpr_t, |
| 274 | // so that we have control over the exact output format. |
| 275 | base::OS::FPrint(perf_output_handle_, "%" V8PRIxPTR " %x %.*s\n", |
| 276 | reinterpret_cast<uintptr_t>(code->instruction_start()), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 277 | code->instruction_size(), length, name); |
| 278 | } |
| 279 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 280 | // Low-level logging support. |
| 281 | #define LL_LOG(Call) if (ll_logger_) ll_logger_->Call; |
| 282 | |
| 283 | class LowLevelLogger : public CodeEventLogger { |
| 284 | public: |
| 285 | explicit LowLevelLogger(const char* file_name); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 286 | ~LowLevelLogger() override; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 287 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 288 | void CodeMoveEvent(AbstractCode* from, Address to) override; |
| 289 | void CodeDisableOptEvent(AbstractCode* code, |
| 290 | SharedFunctionInfo* shared) override {} |
| 291 | void SnapshotPositionEvent(HeapObject* obj, int pos); |
| 292 | void CodeMovingGCEvent() override; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 293 | |
| 294 | private: |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 295 | void LogRecordedBuffer(AbstractCode* code, SharedFunctionInfo* shared, |
| 296 | const char* name, int length) override; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 297 | |
| 298 | // Low-level profiling event structures. |
| 299 | struct CodeCreateStruct { |
| 300 | static const char kTag = 'C'; |
| 301 | |
| 302 | int32_t name_size; |
| 303 | Address code_address; |
| 304 | int32_t code_size; |
| 305 | }; |
| 306 | |
| 307 | |
| 308 | struct CodeMoveStruct { |
| 309 | static const char kTag = 'M'; |
| 310 | |
| 311 | Address from_address; |
| 312 | Address to_address; |
| 313 | }; |
| 314 | |
| 315 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 316 | static const char kCodeMovingGCTag = 'G'; |
| 317 | |
| 318 | |
| 319 | // Extension added to V8 log file name to get the low-level log name. |
| 320 | static const char kLogExt[]; |
| 321 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 322 | void LogCodeInfo(); |
| 323 | void LogWriteBytes(const char* bytes, int size); |
| 324 | |
| 325 | template <typename T> |
| 326 | void LogWriteStruct(const T& s) { |
| 327 | char tag = T::kTag; |
| 328 | LogWriteBytes(reinterpret_cast<const char*>(&tag), sizeof(tag)); |
| 329 | LogWriteBytes(reinterpret_cast<const char*>(&s), sizeof(s)); |
| 330 | } |
| 331 | |
| 332 | FILE* ll_output_handle_; |
| 333 | }; |
| 334 | |
| 335 | const char LowLevelLogger::kLogExt[] = ".ll"; |
| 336 | |
| 337 | LowLevelLogger::LowLevelLogger(const char* name) |
| 338 | : ll_output_handle_(NULL) { |
| 339 | // Open the low-level log file. |
| 340 | size_t len = strlen(name); |
| 341 | ScopedVector<char> ll_name(static_cast<int>(len + sizeof(kLogExt))); |
| 342 | MemCopy(ll_name.start(), name, len); |
| 343 | MemCopy(ll_name.start() + len, kLogExt, sizeof(kLogExt)); |
| 344 | ll_output_handle_ = |
| 345 | base::OS::FOpen(ll_name.start(), base::OS::LogFileOpenMode); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 346 | setvbuf(ll_output_handle_, NULL, _IOLBF, 0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 347 | |
| 348 | LogCodeInfo(); |
| 349 | } |
| 350 | |
| 351 | |
| 352 | LowLevelLogger::~LowLevelLogger() { |
| 353 | fclose(ll_output_handle_); |
| 354 | ll_output_handle_ = NULL; |
| 355 | } |
| 356 | |
| 357 | |
| 358 | void LowLevelLogger::LogCodeInfo() { |
| 359 | #if V8_TARGET_ARCH_IA32 |
| 360 | const char arch[] = "ia32"; |
| 361 | #elif V8_TARGET_ARCH_X64 && V8_TARGET_ARCH_64_BIT |
| 362 | const char arch[] = "x64"; |
| 363 | #elif V8_TARGET_ARCH_X64 && V8_TARGET_ARCH_32_BIT |
| 364 | const char arch[] = "x32"; |
| 365 | #elif V8_TARGET_ARCH_ARM |
| 366 | const char arch[] = "arm"; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 367 | #elif V8_TARGET_ARCH_PPC |
| 368 | const char arch[] = "ppc"; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 369 | #elif V8_TARGET_ARCH_MIPS |
| 370 | const char arch[] = "mips"; |
| 371 | #elif V8_TARGET_ARCH_X87 |
| 372 | const char arch[] = "x87"; |
| 373 | #elif V8_TARGET_ARCH_ARM64 |
| 374 | const char arch[] = "arm64"; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 375 | #elif V8_TARGET_ARCH_S390 |
| 376 | const char arch[] = "s390"; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 377 | #else |
| 378 | const char arch[] = "unknown"; |
| 379 | #endif |
| 380 | LogWriteBytes(arch, sizeof(arch)); |
| 381 | } |
| 382 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 383 | void LowLevelLogger::LogRecordedBuffer(AbstractCode* code, SharedFunctionInfo*, |
| 384 | const char* name, int length) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 385 | CodeCreateStruct event; |
| 386 | event.name_size = length; |
| 387 | event.code_address = code->instruction_start(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 388 | event.code_size = code->instruction_size(); |
| 389 | LogWriteStruct(event); |
| 390 | LogWriteBytes(name, length); |
| 391 | LogWriteBytes( |
| 392 | reinterpret_cast<const char*>(code->instruction_start()), |
| 393 | code->instruction_size()); |
| 394 | } |
| 395 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 396 | void LowLevelLogger::CodeMoveEvent(AbstractCode* from, Address to) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 397 | CodeMoveStruct event; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 398 | event.from_address = from->instruction_start(); |
| 399 | size_t header_size = from->instruction_start() - from->address(); |
| 400 | event.to_address = to + header_size; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 401 | LogWriteStruct(event); |
| 402 | } |
| 403 | |
| 404 | |
| 405 | void LowLevelLogger::LogWriteBytes(const char* bytes, int size) { |
| 406 | size_t rv = fwrite(bytes, 1, size, ll_output_handle_); |
| 407 | DCHECK(static_cast<size_t>(size) == rv); |
| 408 | USE(rv); |
| 409 | } |
| 410 | |
| 411 | |
| 412 | void LowLevelLogger::CodeMovingGCEvent() { |
| 413 | const char tag = kCodeMovingGCTag; |
| 414 | |
| 415 | LogWriteBytes(&tag, sizeof(tag)); |
| 416 | } |
| 417 | |
| 418 | |
| 419 | #define JIT_LOG(Call) if (jit_logger_) jit_logger_->Call; |
| 420 | |
| 421 | |
| 422 | class JitLogger : public CodeEventLogger { |
| 423 | public: |
| 424 | explicit JitLogger(JitCodeEventHandler code_event_handler); |
| 425 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 426 | void CodeMoveEvent(AbstractCode* from, Address to) override; |
| 427 | void CodeDisableOptEvent(AbstractCode* code, |
| 428 | SharedFunctionInfo* shared) override {} |
| 429 | void AddCodeLinePosInfoEvent(void* jit_handler_data, int pc_offset, |
| 430 | int position, |
| 431 | JitCodeEvent::PositionType position_type); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 432 | |
| 433 | void* StartCodePosInfoEvent(); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 434 | void EndCodePosInfoEvent(AbstractCode* code, void* jit_handler_data); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 435 | |
| 436 | private: |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 437 | void LogRecordedBuffer(AbstractCode* code, SharedFunctionInfo* shared, |
| 438 | const char* name, int length) override; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 439 | |
| 440 | JitCodeEventHandler code_event_handler_; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 441 | base::Mutex logger_mutex_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 442 | }; |
| 443 | |
| 444 | |
| 445 | JitLogger::JitLogger(JitCodeEventHandler code_event_handler) |
| 446 | : code_event_handler_(code_event_handler) { |
| 447 | } |
| 448 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 449 | void JitLogger::LogRecordedBuffer(AbstractCode* code, |
| 450 | SharedFunctionInfo* shared, const char* name, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 451 | int length) { |
| 452 | JitCodeEvent event; |
| 453 | memset(&event, 0, sizeof(event)); |
| 454 | event.type = JitCodeEvent::CODE_ADDED; |
| 455 | event.code_start = code->instruction_start(); |
| 456 | event.code_len = code->instruction_size(); |
| 457 | Handle<SharedFunctionInfo> shared_function_handle; |
| 458 | if (shared && shared->script()->IsScript()) { |
| 459 | shared_function_handle = Handle<SharedFunctionInfo>(shared); |
| 460 | } |
| 461 | event.script = ToApiHandle<v8::UnboundScript>(shared_function_handle); |
| 462 | event.name.str = name; |
| 463 | event.name.len = length; |
| 464 | code_event_handler_(&event); |
| 465 | } |
| 466 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 467 | void JitLogger::CodeMoveEvent(AbstractCode* from, Address to) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 468 | base::LockGuard<base::Mutex> guard(&logger_mutex_); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 469 | |
| 470 | JitCodeEvent event; |
| 471 | event.type = JitCodeEvent::CODE_MOVED; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 472 | event.code_start = from->instruction_start(); |
| 473 | event.code_len = from->instruction_size(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 474 | |
| 475 | // Calculate the header size. |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 476 | const size_t header_size = from->instruction_start() - from->address(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 477 | |
| 478 | // Calculate the new start address of the instructions. |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 479 | event.new_code_start = to + header_size; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 480 | |
| 481 | code_event_handler_(&event); |
| 482 | } |
| 483 | |
| 484 | void JitLogger::AddCodeLinePosInfoEvent( |
| 485 | void* jit_handler_data, |
| 486 | int pc_offset, |
| 487 | int position, |
| 488 | JitCodeEvent::PositionType position_type) { |
| 489 | JitCodeEvent event; |
| 490 | memset(&event, 0, sizeof(event)); |
| 491 | event.type = JitCodeEvent::CODE_ADD_LINE_POS_INFO; |
| 492 | event.user_data = jit_handler_data; |
| 493 | event.line_info.offset = pc_offset; |
| 494 | event.line_info.pos = position; |
| 495 | event.line_info.position_type = position_type; |
| 496 | |
| 497 | code_event_handler_(&event); |
| 498 | } |
| 499 | |
| 500 | |
| 501 | void* JitLogger::StartCodePosInfoEvent() { |
| 502 | JitCodeEvent event; |
| 503 | memset(&event, 0, sizeof(event)); |
| 504 | event.type = JitCodeEvent::CODE_START_LINE_INFO_RECORDING; |
| 505 | |
| 506 | code_event_handler_(&event); |
| 507 | return event.user_data; |
| 508 | } |
| 509 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 510 | void JitLogger::EndCodePosInfoEvent(AbstractCode* code, |
| 511 | void* jit_handler_data) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 512 | JitCodeEvent event; |
| 513 | memset(&event, 0, sizeof(event)); |
| 514 | event.type = JitCodeEvent::CODE_END_LINE_INFO_RECORDING; |
| 515 | event.code_start = code->instruction_start(); |
| 516 | event.user_data = jit_handler_data; |
| 517 | |
| 518 | code_event_handler_(&event); |
| 519 | } |
| 520 | |
| 521 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 522 | // TODO(lpy): Keeping sampling thread inside V8 is a workaround currently, |
| 523 | // the reason is to reduce code duplication during migration to sampler library, |
| 524 | // sampling thread, as well as the sampler, will be moved to D8 eventually. |
| 525 | class SamplingThread : public base::Thread { |
| 526 | public: |
| 527 | static const int kSamplingThreadStackSize = 64 * KB; |
| 528 | |
| 529 | SamplingThread(sampler::Sampler* sampler, int interval) |
| 530 | : base::Thread(base::Thread::Options("SamplingThread", |
| 531 | kSamplingThreadStackSize)), |
| 532 | sampler_(sampler), |
| 533 | interval_(interval) {} |
| 534 | void Run() override { |
| 535 | while (sampler_->IsProfiling()) { |
| 536 | sampler_->DoSample(); |
| 537 | base::OS::Sleep(base::TimeDelta::FromMilliseconds(interval_)); |
| 538 | } |
| 539 | } |
| 540 | |
| 541 | private: |
| 542 | sampler::Sampler* sampler_; |
| 543 | const int interval_; |
| 544 | }; |
| 545 | |
| 546 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 547 | // The Profiler samples pc and sp values for the main thread. |
| 548 | // Each sample is appended to a circular buffer. |
| 549 | // An independent thread removes data and writes it to the log. |
| 550 | // This design minimizes the time spent in the sampler. |
| 551 | // |
| 552 | class Profiler: public base::Thread { |
| 553 | public: |
| 554 | explicit Profiler(Isolate* isolate); |
| 555 | void Engage(); |
| 556 | void Disengage(); |
| 557 | |
| 558 | // Inserts collected profiling data into buffer. |
| 559 | void Insert(TickSample* sample) { |
| 560 | if (paused_) |
| 561 | return; |
| 562 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 563 | if (Succ(head_) == static_cast<int>(base::NoBarrier_Load(&tail_))) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 564 | overflow_ = true; |
| 565 | } else { |
| 566 | buffer_[head_] = *sample; |
| 567 | head_ = Succ(head_); |
| 568 | buffer_semaphore_.Signal(); // Tell we have an element. |
| 569 | } |
| 570 | } |
| 571 | |
| 572 | virtual void Run(); |
| 573 | |
| 574 | // Pause and Resume TickSample data collection. |
| 575 | void pause() { paused_ = true; } |
| 576 | void resume() { paused_ = false; } |
| 577 | |
| 578 | private: |
| 579 | // Waits for a signal and removes profiling data. |
| 580 | bool Remove(TickSample* sample) { |
| 581 | buffer_semaphore_.Wait(); // Wait for an element. |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 582 | *sample = buffer_[base::NoBarrier_Load(&tail_)]; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 583 | bool result = overflow_; |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 584 | base::NoBarrier_Store(&tail_, static_cast<base::Atomic32>( |
| 585 | Succ(base::NoBarrier_Load(&tail_)))); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 586 | overflow_ = false; |
| 587 | return result; |
| 588 | } |
| 589 | |
| 590 | // Returns the next index in the cyclic buffer. |
| 591 | int Succ(int index) { return (index + 1) % kBufferSize; } |
| 592 | |
| 593 | Isolate* isolate_; |
| 594 | // Cyclic buffer for communicating profiling samples |
| 595 | // between the signal handler and the worker thread. |
| 596 | static const int kBufferSize = 128; |
| 597 | TickSample buffer_[kBufferSize]; // Buffer storage. |
| 598 | int head_; // Index to the buffer head. |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 599 | base::Atomic32 tail_; // Index to the buffer tail. |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 600 | bool overflow_; // Tell whether a buffer overflow has occurred. |
| 601 | // Sempahore used for buffer synchronization. |
| 602 | base::Semaphore buffer_semaphore_; |
| 603 | |
| 604 | // Tells whether profiler is engaged, that is, processing thread is stated. |
| 605 | bool engaged_; |
| 606 | |
| 607 | // Tells whether worker thread should continue running. |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 608 | base::Atomic32 running_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 609 | |
| 610 | // Tells whether we are currently recording tick samples. |
| 611 | bool paused_; |
| 612 | }; |
| 613 | |
| 614 | |
| 615 | // |
| 616 | // Ticker used to provide ticks to the profiler and the sliding state |
| 617 | // window. |
| 618 | // |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 619 | class Ticker: public sampler::Sampler { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 620 | public: |
| 621 | Ticker(Isolate* isolate, int interval): |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 622 | sampler::Sampler(reinterpret_cast<v8::Isolate*>(isolate)), |
| 623 | profiler_(NULL), |
| 624 | sampling_thread_(new SamplingThread(this, interval)) {} |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 625 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 626 | ~Ticker() { |
| 627 | if (IsActive()) Stop(); |
| 628 | delete sampling_thread_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 629 | } |
| 630 | |
| 631 | void SetProfiler(Profiler* profiler) { |
| 632 | DCHECK(profiler_ == NULL); |
| 633 | profiler_ = profiler; |
| 634 | IncreaseProfilingDepth(); |
| 635 | if (!IsActive()) Start(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 636 | sampling_thread_->StartSynchronously(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 637 | } |
| 638 | |
| 639 | void ClearProfiler() { |
| 640 | profiler_ = NULL; |
| 641 | if (IsActive()) Stop(); |
| 642 | DecreaseProfilingDepth(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 643 | sampling_thread_->Join(); |
| 644 | } |
| 645 | |
| 646 | void SampleStack(const v8::RegisterState& state) override { |
| 647 | v8::Isolate* v8_isolate = isolate(); |
| 648 | Isolate* isolate = reinterpret_cast<Isolate*>(v8_isolate); |
| 649 | #if defined(USE_SIMULATOR) |
| 650 | SimulatorHelper::FillRegisters(isolate, |
| 651 | const_cast<v8::RegisterState*>(&state)); |
| 652 | #endif |
| 653 | TickSample* sample = isolate->cpu_profiler()->StartTickSample(); |
| 654 | TickSample sample_obj; |
| 655 | if (sample == NULL) sample = &sample_obj; |
| 656 | sample->Init(isolate, state, TickSample::kIncludeCEntryFrame, true); |
| 657 | if (is_counting_samples_ && !sample->timestamp.IsNull()) { |
| 658 | if (sample->state == JS) ++js_sample_count_; |
| 659 | if (sample->state == EXTERNAL) ++external_sample_count_; |
| 660 | } |
| 661 | if (profiler_) profiler_->Insert(sample); |
| 662 | if (sample != &sample_obj) { |
| 663 | isolate->cpu_profiler()->FinishTickSample(); |
| 664 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 665 | } |
| 666 | |
| 667 | private: |
| 668 | Profiler* profiler_; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 669 | SamplingThread* sampling_thread_; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 670 | }; |
| 671 | |
| 672 | |
| 673 | // |
| 674 | // Profiler implementation. |
| 675 | // |
| 676 | Profiler::Profiler(Isolate* isolate) |
| 677 | : base::Thread(Options("v8:Profiler")), |
| 678 | isolate_(isolate), |
| 679 | head_(0), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 680 | overflow_(false), |
| 681 | buffer_semaphore_(0), |
| 682 | engaged_(false), |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 683 | paused_(false) { |
| 684 | base::NoBarrier_Store(&tail_, 0); |
| 685 | base::NoBarrier_Store(&running_, 0); |
| 686 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 687 | |
| 688 | |
| 689 | void Profiler::Engage() { |
| 690 | if (engaged_) return; |
| 691 | engaged_ = true; |
| 692 | |
| 693 | std::vector<base::OS::SharedLibraryAddress> addresses = |
| 694 | base::OS::GetSharedLibraryAddresses(); |
| 695 | for (size_t i = 0; i < addresses.size(); ++i) { |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 696 | LOG(isolate_, |
| 697 | SharedLibraryEvent(addresses[i].library_path, addresses[i].start, |
| 698 | addresses[i].end, addresses[i].aslr_slide)); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 699 | } |
| 700 | |
| 701 | // Start thread processing the profiler buffer. |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 702 | base::NoBarrier_Store(&running_, 1); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 703 | Start(); |
| 704 | |
| 705 | // Register to get ticks. |
| 706 | Logger* logger = isolate_->logger(); |
| 707 | logger->ticker_->SetProfiler(this); |
| 708 | |
| 709 | logger->ProfilerBeginEvent(); |
| 710 | } |
| 711 | |
| 712 | |
| 713 | void Profiler::Disengage() { |
| 714 | if (!engaged_) return; |
| 715 | |
| 716 | // Stop receiving ticks. |
| 717 | isolate_->logger()->ticker_->ClearProfiler(); |
| 718 | |
| 719 | // Terminate the worker thread by setting running_ to false, |
| 720 | // inserting a fake element in the queue and then wait for |
| 721 | // the thread to terminate. |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 722 | base::NoBarrier_Store(&running_, 0); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 723 | TickSample sample; |
| 724 | // Reset 'paused_' flag, otherwise semaphore may not be signalled. |
| 725 | resume(); |
| 726 | Insert(&sample); |
| 727 | Join(); |
| 728 | |
| 729 | LOG(isolate_, UncheckedStringEvent("profiler", "end")); |
| 730 | } |
| 731 | |
| 732 | |
| 733 | void Profiler::Run() { |
| 734 | TickSample sample; |
| 735 | bool overflow = Remove(&sample); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 736 | while (base::NoBarrier_Load(&running_)) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 737 | LOG(isolate_, TickEvent(&sample, overflow)); |
| 738 | overflow = Remove(&sample); |
| 739 | } |
| 740 | } |
| 741 | |
| 742 | |
| 743 | // |
| 744 | // Logger class implementation. |
| 745 | // |
| 746 | |
| 747 | Logger::Logger(Isolate* isolate) |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 748 | : isolate_(isolate), |
| 749 | ticker_(NULL), |
| 750 | profiler_(NULL), |
| 751 | log_events_(NULL), |
| 752 | is_logging_(false), |
| 753 | log_(new Log(this)), |
| 754 | perf_basic_logger_(NULL), |
| 755 | perf_jit_logger_(NULL), |
| 756 | ll_logger_(NULL), |
| 757 | jit_logger_(NULL), |
| 758 | listeners_(5), |
| 759 | is_initialized_(false) {} |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 760 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 761 | Logger::~Logger() { |
| 762 | delete log_; |
| 763 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 764 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 765 | void Logger::addCodeEventListener(CodeEventListener* listener) { |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 766 | bool result = isolate_->code_event_dispatcher()->AddListener(listener); |
| 767 | USE(result); |
| 768 | DCHECK(result); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 769 | } |
| 770 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 771 | void Logger::removeCodeEventListener(CodeEventListener* listener) { |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 772 | isolate_->code_event_dispatcher()->RemoveListener(listener); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 773 | } |
| 774 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 775 | void Logger::ProfilerBeginEvent() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 776 | if (!log_->IsEnabled()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 777 | Log::MessageBuilder msg(log_); |
| 778 | msg.Append("profiler,\"begin\",%d", kSamplingIntervalMs); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 779 | msg.WriteToLogFile(); |
| 780 | } |
| 781 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 782 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 783 | void Logger::StringEvent(const char* name, const char* value) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 784 | if (FLAG_log) UncheckedStringEvent(name, value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 785 | } |
| 786 | |
| 787 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 788 | void Logger::UncheckedStringEvent(const char* name, const char* value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 789 | if (!log_->IsEnabled()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 790 | Log::MessageBuilder msg(log_); |
| 791 | msg.Append("%s,\"%s\"", name, value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 792 | msg.WriteToLogFile(); |
| 793 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 794 | |
| 795 | |
| 796 | void Logger::IntEvent(const char* name, int value) { |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 797 | if (FLAG_log) UncheckedIntEvent(name, value); |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 798 | } |
| 799 | |
| 800 | |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 801 | void Logger::IntPtrTEvent(const char* name, intptr_t value) { |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 802 | if (FLAG_log) UncheckedIntPtrTEvent(name, value); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 803 | } |
| 804 | |
| 805 | |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 806 | void Logger::UncheckedIntEvent(const char* name, int value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 807 | if (!log_->IsEnabled()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 808 | Log::MessageBuilder msg(log_); |
| 809 | msg.Append("%s,%d", name, value); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 810 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 811 | } |
| 812 | |
| 813 | |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 814 | void Logger::UncheckedIntPtrTEvent(const char* name, intptr_t value) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 815 | if (!log_->IsEnabled()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 816 | Log::MessageBuilder msg(log_); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 817 | msg.Append("%s,%" V8PRIdPTR, name, value); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 818 | msg.WriteToLogFile(); |
| 819 | } |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 820 | |
| 821 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 822 | void Logger::HandleEvent(const char* name, Object** location) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 823 | if (!log_->IsEnabled() || !FLAG_log_handles) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 824 | Log::MessageBuilder msg(log_); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 825 | msg.Append("%s,%p", name, static_cast<void*>(location)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 826 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 827 | } |
| 828 | |
| 829 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 830 | // ApiEvent is private so all the calls come from the Logger class. It is the |
| 831 | // caller's responsibility to ensure that log is enabled and that |
| 832 | // FLAG_log_api is true. |
| 833 | void Logger::ApiEvent(const char* format, ...) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 834 | DCHECK(log_->IsEnabled() && FLAG_log_api); |
| 835 | Log::MessageBuilder msg(log_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 836 | va_list ap; |
| 837 | va_start(ap, format); |
| 838 | msg.AppendVA(format, ap); |
| 839 | va_end(ap); |
| 840 | msg.WriteToLogFile(); |
| 841 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 842 | |
| 843 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 844 | void Logger::ApiSecurityCheck() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 845 | if (!log_->IsEnabled() || !FLAG_log_api) return; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 846 | ApiEvent("api,check-security"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 847 | } |
| 848 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 849 | void Logger::SharedLibraryEvent(const std::string& library_path, |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 850 | uintptr_t start, uintptr_t end, |
| 851 | intptr_t aslr_slide) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 852 | if (!log_->IsEnabled() || !FLAG_prof_cpp) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 853 | Log::MessageBuilder msg(log_); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 854 | msg.Append("shared-library,\"%s\",0x%08" V8PRIxPTR ",0x%08" V8PRIxPTR |
| 855 | ",%" V8PRIdPTR, |
| 856 | library_path.c_str(), start, end, aslr_slide); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 857 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 858 | } |
| 859 | |
| 860 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 861 | void Logger::CodeDeoptEvent(Code* code, Address pc, int fp_to_sp_delta) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 862 | if (!log_->IsEnabled() || !FLAG_log_internal_timer_events) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 863 | Log::MessageBuilder msg(log_); |
| 864 | int since_epoch = static_cast<int>(timer_.Elapsed().InMicroseconds()); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 865 | msg.Append("code-deopt,%d,%d", since_epoch, code->CodeSize()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 866 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 867 | } |
| 868 | |
| 869 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 870 | void Logger::CurrentTimeEvent() { |
| 871 | if (!log_->IsEnabled()) return; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 872 | DCHECK(FLAG_log_timer_events || FLAG_prof_cpp); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 873 | Log::MessageBuilder msg(log_); |
| 874 | int since_epoch = static_cast<int>(timer_.Elapsed().InMicroseconds()); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 875 | msg.Append("current-time,%d", since_epoch); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 876 | msg.WriteToLogFile(); |
| 877 | } |
| 878 | |
| 879 | |
| 880 | void Logger::TimerEvent(Logger::StartEnd se, const char* name) { |
| 881 | if (!log_->IsEnabled()) return; |
| 882 | DCHECK(FLAG_log_internal_timer_events); |
| 883 | Log::MessageBuilder msg(log_); |
| 884 | int since_epoch = static_cast<int>(timer_.Elapsed().InMicroseconds()); |
| 885 | const char* format = (se == START) ? "timer-event-start,\"%s\",%ld" |
| 886 | : "timer-event-end,\"%s\",%ld"; |
| 887 | msg.Append(format, name, since_epoch); |
| 888 | msg.WriteToLogFile(); |
| 889 | } |
| 890 | |
| 891 | |
| 892 | void Logger::EnterExternal(Isolate* isolate) { |
| 893 | LOG(isolate, TimerEvent(START, TimerEventExternal::name())); |
| 894 | DCHECK(isolate->current_vm_state() == JS); |
| 895 | isolate->set_current_vm_state(EXTERNAL); |
| 896 | } |
| 897 | |
| 898 | |
| 899 | void Logger::LeaveExternal(Isolate* isolate) { |
| 900 | LOG(isolate, TimerEvent(END, TimerEventExternal::name())); |
| 901 | DCHECK(isolate->current_vm_state() == EXTERNAL); |
| 902 | isolate->set_current_vm_state(JS); |
| 903 | } |
| 904 | |
| 905 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 906 | template <class TimerEvent> |
| 907 | void TimerEventScope<TimerEvent>::LogTimerEvent(Logger::StartEnd se) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 908 | Logger::CallEventLogger(isolate_, TimerEvent::name(), se, |
| 909 | TimerEvent::expose_to_api()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 910 | } |
| 911 | |
| 912 | |
| 913 | // Instantiate template methods. |
| 914 | #define V(TimerName, expose) \ |
| 915 | template void TimerEventScope<TimerEvent##TimerName>::LogTimerEvent( \ |
| 916 | Logger::StartEnd se); |
| 917 | TIMER_EVENTS_LIST(V) |
| 918 | #undef V |
| 919 | |
| 920 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 921 | namespace { |
| 922 | // Emits the source code of a regexp. Used by regexp events. |
| 923 | void LogRegExpSource(Handle<JSRegExp> regexp, Isolate* isolate, |
| 924 | Log::MessageBuilder* msg) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 925 | // Prints "/" + re.source + "/" + |
| 926 | // (re.global?"g":"") + (re.ignorecase?"i":"") + (re.multiline?"m":"") |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 927 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 928 | Handle<Object> source = |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 929 | JSReceiver::GetProperty(isolate, regexp, "source").ToHandleChecked(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 930 | if (!source->IsString()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 931 | msg->Append("no source"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 932 | return; |
| 933 | } |
| 934 | |
| 935 | switch (regexp->TypeTag()) { |
| 936 | case JSRegExp::ATOM: |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 937 | msg->Append('a'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 938 | break; |
| 939 | default: |
| 940 | break; |
| 941 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 942 | msg->Append('/'); |
| 943 | msg->AppendDetailed(*Handle<String>::cast(source), false); |
| 944 | msg->Append('/'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 945 | |
| 946 | // global flag |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 947 | Handle<Object> global = |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 948 | JSReceiver::GetProperty(isolate, regexp, "global").ToHandleChecked(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 949 | if (global->IsTrue(isolate)) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 950 | msg->Append('g'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 951 | } |
| 952 | // ignorecase flag |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 953 | Handle<Object> ignorecase = |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 954 | JSReceiver::GetProperty(isolate, regexp, "ignoreCase").ToHandleChecked(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 955 | if (ignorecase->IsTrue(isolate)) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 956 | msg->Append('i'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 957 | } |
| 958 | // multiline flag |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 959 | Handle<Object> multiline = |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 960 | JSReceiver::GetProperty(isolate, regexp, "multiline").ToHandleChecked(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 961 | if (multiline->IsTrue(isolate)) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 962 | msg->Append('m'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 963 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 964 | } |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 965 | } // namespace |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 966 | |
| 967 | |
| 968 | void Logger::RegExpCompileEvent(Handle<JSRegExp> regexp, bool in_cache) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 969 | if (!log_->IsEnabled() || !FLAG_log_regexp) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 970 | Log::MessageBuilder msg(log_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 971 | msg.Append("regexp-compile,"); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 972 | LogRegExpSource(regexp, isolate_, &msg); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 973 | msg.Append(in_cache ? ",hit" : ",miss"); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 974 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 975 | } |
| 976 | |
| 977 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 978 | void Logger::ApiNamedPropertyAccess(const char* tag, |
| 979 | JSObject* holder, |
| 980 | Object* name) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 981 | DCHECK(name->IsName()); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 982 | if (!log_->IsEnabled() || !FLAG_log_api) return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 983 | String* class_name_obj = holder->class_name(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 984 | base::SmartArrayPointer<char> class_name = |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 985 | class_name_obj->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 986 | if (name->IsString()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 987 | base::SmartArrayPointer<char> property_name = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 988 | String::cast(name)->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
| 989 | ApiEvent("api,%s,\"%s\",\"%s\"", tag, class_name.get(), |
| 990 | property_name.get()); |
| 991 | } else { |
| 992 | Symbol* symbol = Symbol::cast(name); |
| 993 | uint32_t hash = symbol->Hash(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 994 | if (symbol->name()->IsUndefined(symbol->GetIsolate())) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 995 | ApiEvent("api,%s,\"%s\",symbol(hash %x)", tag, class_name.get(), hash); |
| 996 | } else { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 997 | base::SmartArrayPointer<char> str = |
| 998 | String::cast(symbol->name()) |
| 999 | ->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1000 | ApiEvent("api,%s,\"%s\",symbol(\"%s\" hash %x)", tag, class_name.get(), |
| 1001 | str.get(), hash); |
| 1002 | } |
| 1003 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1004 | } |
| 1005 | |
| 1006 | void Logger::ApiIndexedPropertyAccess(const char* tag, |
| 1007 | JSObject* holder, |
| 1008 | uint32_t index) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1009 | if (!log_->IsEnabled() || !FLAG_log_api) return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1010 | String* class_name_obj = holder->class_name(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1011 | base::SmartArrayPointer<char> class_name = |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1012 | class_name_obj->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1013 | ApiEvent("api,%s,\"%s\",%u", tag, class_name.get(), index); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1014 | } |
| 1015 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1016 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1017 | void Logger::ApiObjectAccess(const char* tag, JSObject* object) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1018 | if (!log_->IsEnabled() || !FLAG_log_api) return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1019 | String* class_name_obj = object->class_name(); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1020 | base::SmartArrayPointer<char> class_name = |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1021 | class_name_obj->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1022 | ApiEvent("api,%s,\"%s\"", tag, class_name.get()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1023 | } |
| 1024 | |
| 1025 | |
| 1026 | void Logger::ApiEntryCall(const char* name) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1027 | if (!log_->IsEnabled() || !FLAG_log_api) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1028 | ApiEvent("api,%s", name); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1029 | } |
| 1030 | |
| 1031 | |
| 1032 | void Logger::NewEvent(const char* name, void* object, size_t size) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1033 | if (!log_->IsEnabled() || !FLAG_log) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1034 | Log::MessageBuilder msg(log_); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1035 | msg.Append("new,%s,%p,%u", name, object, static_cast<unsigned int>(size)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1036 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1037 | } |
| 1038 | |
| 1039 | |
| 1040 | void Logger::DeleteEvent(const char* name, void* object) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1041 | if (!log_->IsEnabled() || !FLAG_log) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1042 | Log::MessageBuilder msg(log_); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1043 | msg.Append("delete,%s,%p", name, object); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1044 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1045 | } |
| 1046 | |
| 1047 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1048 | void Logger::CallbackEventInternal(const char* prefix, Name* name, |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1049 | Address entry_point) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1050 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
| 1051 | Log::MessageBuilder msg(log_); |
| 1052 | msg.Append("%s,%s,-2,", |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1053 | kLogEventsNames[CodeEventListener::CODE_CREATION_EVENT], |
| 1054 | kLogEventsNames[CodeEventListener::CALLBACK_TAG]); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1055 | msg.AppendAddress(entry_point); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1056 | if (name->IsString()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1057 | base::SmartArrayPointer<char> str = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1058 | String::cast(name)->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
| 1059 | msg.Append(",1,\"%s%s\"", prefix, str.get()); |
| 1060 | } else { |
| 1061 | Symbol* symbol = Symbol::cast(name); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1062 | if (symbol->name()->IsUndefined(symbol->GetIsolate())) { |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1063 | msg.Append(",1,symbol(hash %x)", symbol->Hash()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1064 | } else { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1065 | base::SmartArrayPointer<char> str = |
| 1066 | String::cast(symbol->name()) |
| 1067 | ->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1068 | msg.Append(",1,symbol(\"%s%s\" hash %x)", prefix, str.get(), |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1069 | symbol->Hash()); |
| 1070 | } |
| 1071 | } |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1072 | msg.WriteToLogFile(); |
| 1073 | } |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1074 | |
| 1075 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1076 | void Logger::CallbackEvent(Name* name, Address entry_point) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1077 | CallbackEventInternal("", name, entry_point); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1078 | } |
| 1079 | |
| 1080 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1081 | void Logger::GetterCallbackEvent(Name* name, Address entry_point) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1082 | CallbackEventInternal("get ", name, entry_point); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1083 | } |
| 1084 | |
| 1085 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1086 | void Logger::SetterCallbackEvent(Name* name, Address entry_point) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1087 | CallbackEventInternal("set ", name, entry_point); |
| 1088 | } |
| 1089 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1090 | static void AppendCodeCreateHeader(Log::MessageBuilder* msg, |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1091 | CodeEventListener::LogEventsAndTags tag, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1092 | AbstractCode* code) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1093 | DCHECK(msg); |
| 1094 | msg->Append("%s,%s,%d,", |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1095 | kLogEventsNames[CodeEventListener::CODE_CREATION_EVENT], |
| 1096 | kLogEventsNames[tag], code->kind()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1097 | msg->AppendAddress(code->address()); |
| 1098 | msg->Append(",%d,", code->ExecutableSize()); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1099 | } |
| 1100 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1101 | void Logger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
| 1102 | AbstractCode* code, const char* comment) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1103 | if (!is_logging_code_events()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1104 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
| 1105 | Log::MessageBuilder msg(log_); |
| 1106 | AppendCodeCreateHeader(&msg, tag, code); |
| 1107 | msg.AppendDoubleQuotedString(comment); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1108 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1109 | } |
| 1110 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1111 | void Logger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
| 1112 | AbstractCode* code, Name* name) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1113 | if (!is_logging_code_events()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1114 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
| 1115 | Log::MessageBuilder msg(log_); |
| 1116 | AppendCodeCreateHeader(&msg, tag, code); |
| 1117 | if (name->IsString()) { |
| 1118 | msg.Append('"'); |
| 1119 | msg.AppendDetailed(String::cast(name), false); |
| 1120 | msg.Append('"'); |
| 1121 | } else { |
| 1122 | msg.AppendSymbolName(Symbol::cast(name)); |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1123 | } |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1124 | msg.WriteToLogFile(); |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1125 | } |
| 1126 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1127 | void Logger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
| 1128 | AbstractCode* code, SharedFunctionInfo* shared, |
| 1129 | Name* name) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1130 | if (!is_logging_code_events()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1131 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1132 | if (code == AbstractCode::cast( |
| 1133 | isolate_->builtins()->builtin(Builtins::kCompileLazy))) { |
| 1134 | return; |
| 1135 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1136 | |
| 1137 | Log::MessageBuilder msg(log_); |
| 1138 | AppendCodeCreateHeader(&msg, tag, code); |
| 1139 | if (name->IsString()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1140 | base::SmartArrayPointer<char> str = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1141 | String::cast(name)->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
| 1142 | msg.Append("\"%s\"", str.get()); |
| 1143 | } else { |
| 1144 | msg.AppendSymbolName(Symbol::cast(name)); |
| 1145 | } |
| 1146 | msg.Append(','); |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1147 | msg.AppendAddress(shared->address()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1148 | msg.Append(",%s", ComputeMarker(shared, code)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1149 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1150 | } |
| 1151 | |
| 1152 | |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1153 | // Although, it is possible to extract source and line from |
| 1154 | // the SharedFunctionInfo object, we left it to caller |
| 1155 | // to leave logging functions free from heap allocations. |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1156 | void Logger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
| 1157 | AbstractCode* code, SharedFunctionInfo* shared, |
| 1158 | Name* source, int line, int column) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1159 | if (!is_logging_code_events()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1160 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
| 1161 | Log::MessageBuilder msg(log_); |
| 1162 | AppendCodeCreateHeader(&msg, tag, code); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1163 | base::SmartArrayPointer<char> name = |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1164 | shared->DebugName()->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1165 | msg.Append("\"%s ", name.get()); |
| 1166 | if (source->IsString()) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1167 | base::SmartArrayPointer<char> sourcestr = String::cast(source)->ToCString( |
| 1168 | DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1169 | msg.Append("%s", sourcestr.get()); |
| 1170 | } else { |
| 1171 | msg.AppendSymbolName(Symbol::cast(source)); |
| 1172 | } |
| 1173 | msg.Append(":%d:%d\",", line, column); |
Ben Murdoch | e0cee9b | 2011-05-25 10:26:03 +0100 | [diff] [blame] | 1174 | msg.AppendAddress(shared->address()); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1175 | msg.Append(",%s", ComputeMarker(shared, code)); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1176 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1177 | } |
| 1178 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1179 | void Logger::CodeCreateEvent(CodeEventListener::LogEventsAndTags tag, |
| 1180 | AbstractCode* code, int args_count) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1181 | if (!is_logging_code_events()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1182 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
| 1183 | Log::MessageBuilder msg(log_); |
| 1184 | AppendCodeCreateHeader(&msg, tag, code); |
| 1185 | msg.Append("\"args_count: %d\"", args_count); |
| 1186 | msg.WriteToLogFile(); |
| 1187 | } |
| 1188 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1189 | void Logger::CodeDisableOptEvent(AbstractCode* code, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1190 | SharedFunctionInfo* shared) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1191 | if (!is_logging_code_events()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1192 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
| 1193 | Log::MessageBuilder msg(log_); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1194 | msg.Append("%s,", kLogEventsNames[CodeEventListener::CODE_DISABLE_OPT_EVENT]); |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1195 | base::SmartArrayPointer<char> name = |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1196 | shared->DebugName()->ToCString(DISALLOW_NULLS, ROBUST_STRING_TRAVERSAL); |
| 1197 | msg.Append("\"%s\",", name.get()); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1198 | msg.Append("\"%s\"", GetBailoutReason(shared->disable_optimization_reason())); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1199 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1200 | } |
| 1201 | |
| 1202 | |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 1203 | void Logger::CodeMovingGCEvent() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1204 | if (!is_logging_code_events()) return; |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1205 | if (!log_->IsEnabled() || !FLAG_ll_prof) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1206 | base::OS::SignalCodeMovingGC(); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 1207 | } |
| 1208 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1209 | void Logger::RegExpCodeCreateEvent(AbstractCode* code, String* source) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1210 | if (!is_logging_code_events()) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1211 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
| 1212 | Log::MessageBuilder msg(log_); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1213 | AppendCodeCreateHeader(&msg, CodeEventListener::REG_EXP_TAG, code); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1214 | msg.Append('"'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1215 | msg.AppendDetailed(source, false); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1216 | msg.Append('"'); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1217 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1218 | } |
| 1219 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1220 | void Logger::CodeMoveEvent(AbstractCode* from, Address to) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1221 | if (!is_logging_code_events()) return; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1222 | MoveEventInternal(CodeEventListener::CODE_MOVE_EVENT, from->address(), to); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1223 | } |
| 1224 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1225 | void Logger::CodeLinePosInfoAddPositionEvent(void* jit_handler_data, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1226 | int pc_offset, int position) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1227 | JIT_LOG(AddCodeLinePosInfoEvent(jit_handler_data, |
| 1228 | pc_offset, |
| 1229 | position, |
| 1230 | JitCodeEvent::POSITION)); |
| 1231 | } |
| 1232 | |
| 1233 | |
| 1234 | void Logger::CodeLinePosInfoAddStatementPositionEvent(void* jit_handler_data, |
| 1235 | int pc_offset, |
| 1236 | int position) { |
| 1237 | JIT_LOG(AddCodeLinePosInfoEvent(jit_handler_data, |
| 1238 | pc_offset, |
| 1239 | position, |
| 1240 | JitCodeEvent::STATEMENT_POSITION)); |
| 1241 | } |
| 1242 | |
| 1243 | |
| 1244 | void Logger::CodeStartLinePosInfoRecordEvent(PositionsRecorder* pos_recorder) { |
| 1245 | if (jit_logger_ != NULL) { |
| 1246 | pos_recorder->AttachJITHandlerData(jit_logger_->StartCodePosInfoEvent()); |
Ben Murdoch | 257744e | 2011-11-30 15:57:28 +0000 | [diff] [blame] | 1247 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1248 | } |
| 1249 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1250 | void Logger::CodeEndLinePosInfoRecordEvent(AbstractCode* code, |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1251 | void* jit_handler_data) { |
| 1252 | JIT_LOG(EndCodePosInfoEvent(code, jit_handler_data)); |
| 1253 | } |
| 1254 | |
| 1255 | |
| 1256 | void Logger::CodeNameEvent(Address addr, int pos, const char* code_name) { |
| 1257 | if (code_name == NULL) return; // Not a code object. |
| 1258 | Log::MessageBuilder msg(log_); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1259 | msg.Append("%s,%d,", |
| 1260 | kLogEventsNames[CodeEventListener::SNAPSHOT_CODE_NAME_EVENT], pos); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1261 | msg.AppendDoubleQuotedString(code_name); |
| 1262 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1263 | } |
| 1264 | |
| 1265 | |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1266 | void Logger::SharedFunctionInfoMoveEvent(Address from, Address to) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1267 | if (!is_logging_code_events()) return; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1268 | MoveEventInternal(CodeEventListener::SHARED_FUNC_MOVE_EVENT, from, to); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 1269 | } |
| 1270 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1271 | void Logger::MoveEventInternal(CodeEventListener::LogEventsAndTags event, |
| 1272 | Address from, Address to) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1273 | if (!FLAG_log_code || !log_->IsEnabled()) return; |
| 1274 | Log::MessageBuilder msg(log_); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1275 | msg.Append("%s,", kLogEventsNames[event]); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 1276 | msg.AppendAddress(from); |
| 1277 | msg.Append(','); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1278 | msg.AppendAddress(to); |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 1279 | msg.WriteToLogFile(); |
| 1280 | } |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 1281 | |
| 1282 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1283 | void Logger::ResourceEvent(const char* name, const char* tag) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1284 | if (!log_->IsEnabled() || !FLAG_log) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1285 | Log::MessageBuilder msg(log_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1286 | msg.Append("%s,%s,", name, tag); |
| 1287 | |
| 1288 | uint32_t sec, usec; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1289 | if (base::OS::GetUserTime(&sec, &usec) != -1) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1290 | msg.Append("%d,%d,", sec, usec); |
| 1291 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1292 | msg.Append("%.0f", base::OS::TimeCurrentMillis()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1293 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1294 | } |
| 1295 | |
| 1296 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1297 | void Logger::SuspectReadEvent(Name* name, Object* obj) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1298 | if (!log_->IsEnabled() || !FLAG_log_suspect) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1299 | Log::MessageBuilder msg(log_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1300 | String* class_name = obj->IsJSObject() |
| 1301 | ? JSObject::cast(obj)->class_name() |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1302 | : isolate_->heap()->empty_string(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1303 | msg.Append("suspect-read,"); |
| 1304 | msg.Append(class_name); |
| 1305 | msg.Append(','); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1306 | if (name->IsString()) { |
| 1307 | msg.Append('"'); |
| 1308 | msg.Append(String::cast(name)); |
| 1309 | msg.Append('"'); |
| 1310 | } else { |
| 1311 | msg.AppendSymbolName(Symbol::cast(name)); |
| 1312 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1313 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1314 | } |
| 1315 | |
| 1316 | |
| 1317 | void Logger::HeapSampleBeginEvent(const char* space, const char* kind) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1318 | if (!log_->IsEnabled() || !FLAG_log_gc) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1319 | Log::MessageBuilder msg(log_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1320 | // Using non-relative system time in order to be able to synchronize with |
| 1321 | // external memory profiling events (e.g. DOM memory size). |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1322 | msg.Append("heap-sample-begin,\"%s\",\"%s\",%.0f", space, kind, |
| 1323 | base::OS::TimeCurrentMillis()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1324 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1325 | } |
| 1326 | |
| 1327 | |
| 1328 | void Logger::HeapSampleEndEvent(const char* space, const char* kind) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1329 | if (!log_->IsEnabled() || !FLAG_log_gc) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1330 | Log::MessageBuilder msg(log_); |
| 1331 | msg.Append("heap-sample-end,\"%s\",\"%s\"", space, kind); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1332 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1333 | } |
| 1334 | |
| 1335 | |
| 1336 | void Logger::HeapSampleItemEvent(const char* type, int number, int bytes) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1337 | if (!log_->IsEnabled() || !FLAG_log_gc) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1338 | Log::MessageBuilder msg(log_); |
| 1339 | msg.Append("heap-sample-item,%s,%d,%d", type, number, bytes); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1340 | msg.WriteToLogFile(); |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 1341 | } |
| 1342 | |
| 1343 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1344 | void Logger::DebugTag(const char* call_site_tag) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1345 | if (!log_->IsEnabled() || !FLAG_log) return; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1346 | Log::MessageBuilder msg(log_); |
| 1347 | msg.Append("debug-tag,%s", call_site_tag); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1348 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1349 | } |
| 1350 | |
| 1351 | |
| 1352 | void Logger::DebugEvent(const char* event_type, Vector<uint16_t> parameter) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1353 | if (!log_->IsEnabled() || !FLAG_log) return; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1354 | StringBuilder s(parameter.length() + 1); |
| 1355 | for (int i = 0; i < parameter.length(); ++i) { |
| 1356 | s.AddCharacter(static_cast<char>(parameter[i])); |
| 1357 | } |
| 1358 | char* parameter_string = s.Finalize(); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1359 | Log::MessageBuilder msg(log_); |
| 1360 | msg.Append("debug-queue-event,%s,%15.3f,%s", event_type, |
| 1361 | base::OS::TimeCurrentMillis(), parameter_string); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1362 | DeleteArray(parameter_string); |
| 1363 | msg.WriteToLogFile(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1364 | } |
| 1365 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1366 | void Logger::RuntimeCallTimerEvent() { |
| 1367 | RuntimeCallStats* stats = isolate_->counters()->runtime_call_stats(); |
| 1368 | RuntimeCallTimer* timer = stats->current_timer(); |
| 1369 | if (timer == nullptr) return; |
| 1370 | RuntimeCallCounter* counter = timer->counter(); |
| 1371 | if (counter == nullptr) return; |
| 1372 | Log::MessageBuilder msg(log_); |
| 1373 | msg.Append("active-runtime-timer,"); |
| 1374 | msg.AppendDoubleQuotedString(counter->name); |
| 1375 | msg.WriteToLogFile(); |
| 1376 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1377 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1378 | void Logger::TickEvent(TickSample* sample, bool overflow) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1379 | if (!log_->IsEnabled() || !FLAG_prof_cpp) return; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1380 | if (FLAG_runtime_call_stats) { |
| 1381 | RuntimeCallTimerEvent(); |
| 1382 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1383 | Log::MessageBuilder msg(log_); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1384 | msg.Append("%s,", kLogEventsNames[CodeEventListener::TICK_EVENT]); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1385 | msg.AppendAddress(sample->pc); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1386 | msg.Append(",%d", static_cast<int>(timer_.Elapsed().InMicroseconds())); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1387 | if (sample->has_external_callback) { |
| 1388 | msg.Append(",1,"); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1389 | msg.AppendAddress(sample->external_callback_entry); |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1390 | } else { |
| 1391 | msg.Append(",0,"); |
| 1392 | msg.AppendAddress(sample->tos); |
| 1393 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1394 | msg.Append(",%d", static_cast<int>(sample->state)); |
| 1395 | if (overflow) { |
| 1396 | msg.Append(",overflow"); |
| 1397 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1398 | for (unsigned i = 0; i < sample->frames_count; ++i) { |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1399 | msg.Append(','); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1400 | msg.AppendAddress(sample->stack[i]); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1401 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1402 | msg.WriteToLogFile(); |
| 1403 | } |
| 1404 | |
| 1405 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1406 | void Logger::StopProfiler() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1407 | if (!log_->IsEnabled()) return; |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1408 | if (profiler_ != NULL) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1409 | profiler_->pause(); |
| 1410 | is_logging_ = false; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1411 | removeCodeEventListener(this); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1412 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1413 | } |
| 1414 | |
| 1415 | |
| 1416 | // This function can be called when Log's mutex is acquired, |
| 1417 | // either from main or Profiler's thread. |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1418 | void Logger::LogFailure() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1419 | StopProfiler(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1420 | } |
| 1421 | |
| 1422 | |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1423 | class EnumerateOptimizedFunctionsVisitor: public OptimizedFunctionVisitor { |
| 1424 | public: |
| 1425 | EnumerateOptimizedFunctionsVisitor(Handle<SharedFunctionInfo>* sfis, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1426 | Handle<AbstractCode>* code_objects, |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1427 | int* count) |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1428 | : sfis_(sfis), code_objects_(code_objects), count_(count) {} |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1429 | |
| 1430 | virtual void EnterContext(Context* context) {} |
| 1431 | virtual void LeaveContext(Context* context) {} |
| 1432 | |
| 1433 | virtual void VisitFunction(JSFunction* function) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1434 | SharedFunctionInfo* sfi = SharedFunctionInfo::cast(function->shared()); |
| 1435 | Object* maybe_script = sfi->script(); |
| 1436 | if (maybe_script->IsScript() |
| 1437 | && !Script::cast(maybe_script)->HasValidSource()) return; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1438 | if (sfis_ != NULL) { |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1439 | sfis_[*count_] = Handle<SharedFunctionInfo>(sfi); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1440 | } |
| 1441 | if (code_objects_ != NULL) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1442 | DCHECK(function->abstract_code()->kind() == |
| 1443 | AbstractCode::OPTIMIZED_FUNCTION); |
| 1444 | code_objects_[*count_] = Handle<AbstractCode>(function->abstract_code()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1445 | } |
| 1446 | *count_ = *count_ + 1; |
| 1447 | } |
| 1448 | |
| 1449 | private: |
| 1450 | Handle<SharedFunctionInfo>* sfis_; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1451 | Handle<AbstractCode>* code_objects_; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1452 | int* count_; |
| 1453 | }; |
| 1454 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1455 | static int EnumerateCompiledFunctions(Heap* heap, |
| 1456 | Handle<SharedFunctionInfo>* sfis, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1457 | Handle<AbstractCode>* code_objects) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1458 | HeapIterator iterator(heap); |
| 1459 | DisallowHeapAllocation no_gc; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1460 | int compiled_funcs_count = 0; |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1461 | |
| 1462 | // Iterate the heap to find shared function info objects and record |
| 1463 | // the unoptimized code for them. |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 1464 | for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) { |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 1465 | if (!obj->IsSharedFunctionInfo()) continue; |
| 1466 | SharedFunctionInfo* sfi = SharedFunctionInfo::cast(obj); |
| 1467 | if (sfi->is_compiled() |
| 1468 | && (!sfi->script()->IsScript() |
| 1469 | || Script::cast(sfi->script())->HasValidSource())) { |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1470 | if (sfis != NULL) { |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 1471 | sfis[compiled_funcs_count] = Handle<SharedFunctionInfo>(sfi); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1472 | } |
| 1473 | if (code_objects != NULL) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1474 | code_objects[compiled_funcs_count] = |
| 1475 | Handle<AbstractCode>(sfi->abstract_code()); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1476 | } |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 1477 | ++compiled_funcs_count; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1478 | } |
| 1479 | } |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1480 | |
| 1481 | // Iterate all optimized functions in all contexts. |
| 1482 | EnumerateOptimizedFunctionsVisitor visitor(sfis, |
| 1483 | code_objects, |
| 1484 | &compiled_funcs_count); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1485 | Deoptimizer::VisitAllOptimizedFunctions(heap->isolate(), &visitor); |
Ben Murdoch | b0fe162 | 2011-05-05 13:52:32 +0100 | [diff] [blame] | 1486 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 1487 | return compiled_funcs_count; |
| 1488 | } |
| 1489 | |
| 1490 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1491 | void Logger::LogCodeObject(Object* object) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1492 | AbstractCode* code_object = AbstractCode::cast(object); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1493 | CodeEventListener::LogEventsAndTags tag = CodeEventListener::STUB_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1494 | const char* description = "Unknown code from the snapshot"; |
| 1495 | switch (code_object->kind()) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1496 | case AbstractCode::FUNCTION: |
| 1497 | case AbstractCode::INTERPRETED_FUNCTION: |
| 1498 | case AbstractCode::OPTIMIZED_FUNCTION: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1499 | return; // We log this later using LogCompiledFunctions. |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1500 | case AbstractCode::BYTECODE_HANDLER: |
| 1501 | return; // We log it later by walking the dispatch table. |
| 1502 | case AbstractCode::BINARY_OP_IC: // fall through |
| 1503 | case AbstractCode::COMPARE_IC: // fall through |
| 1504 | case AbstractCode::TO_BOOLEAN_IC: // fall through |
| 1505 | |
| 1506 | case AbstractCode::STUB: |
| 1507 | description = |
| 1508 | CodeStub::MajorName(CodeStub::GetMajorKey(code_object->GetCode())); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1509 | if (description == NULL) |
| 1510 | description = "A stub from the snapshot"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1511 | tag = CodeEventListener::STUB_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1512 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1513 | case AbstractCode::REGEXP: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1514 | description = "Regular expression code"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1515 | tag = CodeEventListener::REG_EXP_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1516 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1517 | case AbstractCode::BUILTIN: |
| 1518 | description = |
| 1519 | isolate_->builtins()->name(code_object->GetCode()->builtin_index()); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1520 | tag = CodeEventListener::BUILTIN_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1521 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1522 | case AbstractCode::HANDLER: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1523 | description = "An IC handler from the snapshot"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1524 | tag = CodeEventListener::HANDLER_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1525 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1526 | case AbstractCode::KEYED_LOAD_IC: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1527 | description = "A keyed load IC from the snapshot"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1528 | tag = CodeEventListener::KEYED_LOAD_IC_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1529 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1530 | case AbstractCode::LOAD_IC: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1531 | description = "A load IC from the snapshot"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1532 | tag = CodeEventListener::LOAD_IC_TAG; |
| 1533 | break; |
| 1534 | case AbstractCode::LOAD_GLOBAL_IC: |
| 1535 | description = "A load global IC from the snapshot"; |
| 1536 | tag = Logger::LOAD_GLOBAL_IC_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1537 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1538 | case AbstractCode::CALL_IC: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1539 | description = "A call IC from the snapshot"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1540 | tag = CodeEventListener::CALL_IC_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1541 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1542 | case AbstractCode::STORE_IC: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1543 | description = "A store IC from the snapshot"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1544 | tag = CodeEventListener::STORE_IC_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1545 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1546 | case AbstractCode::KEYED_STORE_IC: |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1547 | description = "A keyed store IC from the snapshot"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1548 | tag = CodeEventListener::KEYED_STORE_IC_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1549 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1550 | case AbstractCode::WASM_FUNCTION: |
| 1551 | description = "A Wasm function"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1552 | tag = CodeEventListener::STUB_TAG; |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1553 | break; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1554 | case AbstractCode::JS_TO_WASM_FUNCTION: |
| 1555 | description = "A JavaScript to Wasm adapter"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1556 | tag = CodeEventListener::STUB_TAG; |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1557 | break; |
| 1558 | case AbstractCode::WASM_TO_JS_FUNCTION: |
| 1559 | description = "A Wasm to JavaScript adapter"; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1560 | tag = CodeEventListener::STUB_TAG; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1561 | break; |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1562 | case AbstractCode::NUMBER_OF_KINDS: |
| 1563 | UNIMPLEMENTED(); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1564 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1565 | PROFILE(isolate_, CodeCreateEvent(tag, code_object, description)); |
Ben Murdoch | f87a203 | 2010-10-22 12:50:53 +0100 | [diff] [blame] | 1566 | } |
| 1567 | |
| 1568 | |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 1569 | void Logger::LogCodeObjects() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1570 | Heap* heap = isolate_->heap(); |
| 1571 | heap->CollectAllGarbage(Heap::kMakeHeapIterableMask, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1572 | "Logger::LogCodeObjects"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1573 | HeapIterator iterator(heap); |
| 1574 | DisallowHeapAllocation no_gc; |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 1575 | for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) { |
| 1576 | if (obj->IsCode()) LogCodeObject(obj); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1577 | if (obj->IsBytecodeArray()) LogCodeObject(obj); |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 1578 | } |
| 1579 | } |
| 1580 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1581 | void Logger::LogBytecodeHandlers() { |
| 1582 | if (!FLAG_ignition) return; |
| 1583 | |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1584 | const interpreter::OperandScale kOperandScales[] = { |
| 1585 | #define VALUE(Name, _) interpreter::OperandScale::k##Name, |
| 1586 | OPERAND_SCALE_LIST(VALUE) |
| 1587 | #undef VALUE |
| 1588 | }; |
| 1589 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1590 | const int last_index = static_cast<int>(interpreter::Bytecode::kLast); |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1591 | interpreter::Interpreter* interpreter = isolate_->interpreter(); |
| 1592 | for (auto operand_scale : kOperandScales) { |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1593 | for (int index = 0; index <= last_index; ++index) { |
| 1594 | interpreter::Bytecode bytecode = interpreter::Bytecodes::FromByte(index); |
| 1595 | if (interpreter::Bytecodes::BytecodeHasHandler(bytecode, operand_scale)) { |
| 1596 | Code* code = interpreter->GetBytecodeHandler(bytecode, operand_scale); |
| 1597 | std::string bytecode_name = |
| 1598 | interpreter::Bytecodes::ToString(bytecode, operand_scale); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1599 | PROFILE(isolate_, CodeCreateEvent( |
| 1600 | CodeEventListener::BYTECODE_HANDLER_TAG, |
| 1601 | AbstractCode::cast(code), bytecode_name.c_str())); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1602 | } |
| 1603 | } |
| 1604 | } |
| 1605 | } |
Andrei Popescu | 3100271 | 2010-02-23 13:46:05 +0000 | [diff] [blame] | 1606 | |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1607 | void Logger::LogExistingFunction(Handle<SharedFunctionInfo> shared, |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1608 | Handle<AbstractCode> code) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1609 | Handle<String> func_name(shared->DebugName()); |
| 1610 | if (shared->script()->IsScript()) { |
| 1611 | Handle<Script> script(Script::cast(shared->script())); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1612 | int line_num = Script::GetLineNumber(script, shared->start_position()) + 1; |
| 1613 | int column_num = |
| 1614 | Script::GetColumnNumber(script, shared->start_position()) + 1; |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1615 | if (script->name()->IsString()) { |
| 1616 | Handle<String> script_name(String::cast(script->name())); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1617 | if (line_num > 0) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1618 | PROFILE(isolate_, |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1619 | CodeCreateEvent( |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1620 | Logger::ToNativeByScript( |
| 1621 | CodeEventListener::LAZY_COMPILE_TAG, *script), |
Ben Murdoch | c561043 | 2016-08-08 18:44:38 +0100 | [diff] [blame] | 1622 | *code, *shared, *script_name, line_num, column_num)); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1623 | } else { |
| 1624 | // Can't distinguish eval and script here, so always use Script. |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1625 | PROFILE(isolate_, |
| 1626 | CodeCreateEvent(Logger::ToNativeByScript( |
| 1627 | CodeEventListener::SCRIPT_TAG, *script), |
| 1628 | *code, *shared, *script_name)); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1629 | } |
| 1630 | } else { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1631 | PROFILE(isolate_, |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1632 | CodeCreateEvent(Logger::ToNativeByScript( |
| 1633 | CodeEventListener::LAZY_COMPILE_TAG, *script), |
| 1634 | *code, *shared, isolate_->heap()->empty_string(), |
| 1635 | line_num, column_num)); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1636 | } |
| 1637 | } else if (shared->IsApiFunction()) { |
| 1638 | // API function. |
| 1639 | FunctionTemplateInfo* fun_data = shared->get_api_func_data(); |
| 1640 | Object* raw_call_data = fun_data->call_code(); |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1641 | if (!raw_call_data->IsUndefined(isolate_)) { |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1642 | CallHandlerInfo* call_data = CallHandlerInfo::cast(raw_call_data); |
| 1643 | Object* callback_obj = call_data->callback(); |
| 1644 | Address entry_point = v8::ToCData<Address>(callback_obj); |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1645 | #if USES_FUNCTION_DESCRIPTORS |
| 1646 | entry_point = *FUNCTION_ENTRYPOINT_ADDRESS(entry_point); |
| 1647 | #endif |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1648 | PROFILE(isolate_, CallbackEvent(*func_name, entry_point)); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1649 | } |
| 1650 | } else { |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1651 | PROFILE(isolate_, CodeCreateEvent(CodeEventListener::LAZY_COMPILE_TAG, |
| 1652 | *code, *shared, *func_name)); |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1653 | } |
| 1654 | } |
| 1655 | |
| 1656 | |
Steve Block | 3ce2e20 | 2009-11-05 08:53:23 +0000 | [diff] [blame] | 1657 | void Logger::LogCompiledFunctions() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1658 | Heap* heap = isolate_->heap(); |
| 1659 | heap->CollectAllGarbage(Heap::kMakeHeapIterableMask, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1660 | "Logger::LogCompiledFunctions"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1661 | HandleScope scope(isolate_); |
| 1662 | const int compiled_funcs_count = EnumerateCompiledFunctions(heap, NULL, NULL); |
Kristian Monsen | 25f6136 | 2010-05-21 11:50:48 +0100 | [diff] [blame] | 1663 | ScopedVector< Handle<SharedFunctionInfo> > sfis(compiled_funcs_count); |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1664 | ScopedVector<Handle<AbstractCode> > code_objects(compiled_funcs_count); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1665 | EnumerateCompiledFunctions(heap, sfis.start(), code_objects.start()); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1666 | |
| 1667 | // During iteration, there can be heap allocation due to |
| 1668 | // GetScriptLineNumber call. |
| 1669 | for (int i = 0; i < compiled_funcs_count; ++i) { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1670 | if (code_objects[i].is_identical_to(isolate_->builtins()->CompileLazy())) |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1671 | continue; |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 1672 | LogExistingFunction(sfis[i], code_objects[i]); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1673 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1674 | } |
| 1675 | |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1676 | |
| 1677 | void Logger::LogAccessorCallbacks() { |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1678 | Heap* heap = isolate_->heap(); |
| 1679 | heap->CollectAllGarbage(Heap::kMakeHeapIterableMask, |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 1680 | "Logger::LogAccessorCallbacks"); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1681 | HeapIterator iterator(heap); |
| 1682 | DisallowHeapAllocation no_gc; |
Leon Clarke | d91b9f7 | 2010-01-27 17:25:45 +0000 | [diff] [blame] | 1683 | for (HeapObject* obj = iterator.next(); obj != NULL; obj = iterator.next()) { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1684 | if (!obj->IsAccessorInfo()) continue; |
| 1685 | AccessorInfo* ai = AccessorInfo::cast(obj); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1686 | if (!ai->name()->IsName()) continue; |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1687 | Address getter_entry = v8::ToCData<Address>(ai->getter()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1688 | Name* name = Name::cast(ai->name()); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1689 | if (getter_entry != 0) { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1690 | #if USES_FUNCTION_DESCRIPTORS |
| 1691 | getter_entry = *FUNCTION_ENTRYPOINT_ADDRESS(getter_entry); |
| 1692 | #endif |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1693 | PROFILE(isolate_, GetterCallbackEvent(name, getter_entry)); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1694 | } |
| 1695 | Address setter_entry = v8::ToCData<Address>(ai->setter()); |
| 1696 | if (setter_entry != 0) { |
Ben Murdoch | 097c5b2 | 2016-05-18 11:27:45 +0100 | [diff] [blame] | 1697 | #if USES_FUNCTION_DESCRIPTORS |
| 1698 | setter_entry = *FUNCTION_ENTRYPOINT_ADDRESS(setter_entry); |
| 1699 | #endif |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1700 | PROFILE(isolate_, SetterCallbackEvent(name, setter_entry)); |
Steve Block | d0582a6 | 2009-12-15 09:54:21 +0000 | [diff] [blame] | 1701 | } |
| 1702 | } |
| 1703 | } |
| 1704 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1705 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1706 | static void AddIsolateIdIfNeeded(std::ostream& os, // NOLINT |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1707 | Isolate* isolate) { |
| 1708 | if (FLAG_logfile_per_isolate) os << "isolate-" << isolate << "-"; |
| 1709 | } |
| 1710 | |
| 1711 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1712 | static void PrepareLogFileName(std::ostream& os, // NOLINT |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1713 | Isolate* isolate, const char* file_name) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1714 | int dir_separator_count = 0; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1715 | for (const char* p = file_name; *p; p++) { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1716 | if (base::OS::isDirectorySeparator(*p)) dir_separator_count++; |
| 1717 | } |
| 1718 | |
| 1719 | for (const char* p = file_name; *p; p++) { |
| 1720 | if (dir_separator_count == 0) { |
| 1721 | AddIsolateIdIfNeeded(os, isolate); |
| 1722 | dir_separator_count--; |
| 1723 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1724 | if (*p == '%') { |
| 1725 | p++; |
| 1726 | switch (*p) { |
| 1727 | case '\0': |
| 1728 | // If there's a % at the end of the string we back up |
| 1729 | // one character so we can escape the loop properly. |
| 1730 | p--; |
| 1731 | break; |
| 1732 | case 'p': |
| 1733 | os << base::OS::GetCurrentProcessId(); |
| 1734 | break; |
| 1735 | case 't': |
| 1736 | // %t expands to the current time in milliseconds. |
| 1737 | os << static_cast<int64_t>(base::OS::TimeCurrentMillis()); |
| 1738 | break; |
| 1739 | case '%': |
| 1740 | // %% expands (contracts really) to %. |
| 1741 | os << '%'; |
| 1742 | break; |
| 1743 | default: |
| 1744 | // All other %'s expand to themselves. |
| 1745 | os << '%' << *p; |
| 1746 | break; |
| 1747 | } |
| 1748 | } else { |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1749 | if (base::OS::isDirectorySeparator(*p)) dir_separator_count--; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1750 | os << *p; |
| 1751 | } |
| 1752 | } |
| 1753 | } |
| 1754 | |
| 1755 | |
| 1756 | bool Logger::SetUp(Isolate* isolate) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1757 | // Tests and EnsureInitialize() can call this twice in a row. It's harmless. |
| 1758 | if (is_initialized_) return true; |
| 1759 | is_initialized_ = true; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1760 | |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1761 | std::ostringstream log_file_name; |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1762 | PrepareLogFileName(log_file_name, isolate, FLAG_logfile); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1763 | log_->Initialize(log_file_name.str().c_str()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1764 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1765 | if (FLAG_perf_basic_prof) { |
| 1766 | perf_basic_logger_ = new PerfBasicLogger(); |
| 1767 | addCodeEventListener(perf_basic_logger_); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1768 | } |
| 1769 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1770 | if (FLAG_perf_prof) { |
| 1771 | perf_jit_logger_ = new PerfJitLogger(); |
| 1772 | addCodeEventListener(perf_jit_logger_); |
| 1773 | } |
| 1774 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1775 | if (FLAG_ll_prof) { |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1776 | ll_logger_ = new LowLevelLogger(log_file_name.str().c_str()); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1777 | addCodeEventListener(ll_logger_); |
| 1778 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1779 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1780 | ticker_ = new Ticker(isolate, kSamplingIntervalMs); |
| 1781 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1782 | if (Log::InitLogAtStart()) { |
| 1783 | is_logging_ = true; |
Steve Block | 6ded16b | 2010-05-10 14:33:55 +0100 | [diff] [blame] | 1784 | } |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1785 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1786 | if (FLAG_log_internal_timer_events || FLAG_prof_cpp) timer_.Start(); |
Emily Bernier | d0a1eb7 | 2015-03-24 16:35:39 -0400 | [diff] [blame] | 1787 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1788 | if (FLAG_prof_cpp) { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1789 | profiler_ = new Profiler(isolate); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1790 | is_logging_ = true; |
| 1791 | profiler_->Engage(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1792 | } |
| 1793 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1794 | profiler_listener_.reset(); |
| 1795 | |
| 1796 | if (is_logging_) { |
| 1797 | addCodeEventListener(this); |
| 1798 | } |
| 1799 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1800 | return true; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1801 | } |
| 1802 | |
| 1803 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1804 | void Logger::SetCodeEventHandler(uint32_t options, |
| 1805 | JitCodeEventHandler event_handler) { |
| 1806 | if (jit_logger_) { |
| 1807 | removeCodeEventListener(jit_logger_); |
| 1808 | delete jit_logger_; |
| 1809 | jit_logger_ = NULL; |
| 1810 | } |
| 1811 | |
| 1812 | if (event_handler) { |
| 1813 | jit_logger_ = new JitLogger(event_handler); |
| 1814 | addCodeEventListener(jit_logger_); |
| 1815 | if (options & kJitCodeEventEnumExisting) { |
| 1816 | HandleScope scope(isolate_); |
| 1817 | LogCodeObjects(); |
| 1818 | LogCompiledFunctions(); |
| 1819 | } |
| 1820 | } |
| 1821 | } |
| 1822 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1823 | void Logger::SetUpProfilerListener() { |
| 1824 | if (!is_initialized_) return; |
| 1825 | if (profiler_listener_.get() == nullptr) { |
| 1826 | profiler_listener_.reset(new ProfilerListener(isolate_)); |
| 1827 | } |
| 1828 | addCodeEventListener(profiler_listener_.get()); |
| 1829 | } |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1830 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1831 | void Logger::TearDownProfilerListener() { |
| 1832 | if (profiler_listener_->HasObservers()) return; |
| 1833 | removeCodeEventListener(profiler_listener_.get()); |
| 1834 | } |
| 1835 | |
| 1836 | sampler::Sampler* Logger::sampler() { |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1837 | return ticker_; |
| 1838 | } |
| 1839 | |
| 1840 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1841 | FILE* Logger::TearDown() { |
| 1842 | if (!is_initialized_) return NULL; |
Steve Block | 44f0eee | 2011-05-26 01:26:41 +0100 | [diff] [blame] | 1843 | is_initialized_ = false; |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1844 | |
| 1845 | // Stop the profiler before closing the file. |
| 1846 | if (profiler_ != NULL) { |
| 1847 | profiler_->Disengage(); |
| 1848 | delete profiler_; |
| 1849 | profiler_ = NULL; |
| 1850 | } |
| 1851 | |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1852 | delete ticker_; |
| 1853 | ticker_ = NULL; |
| 1854 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1855 | if (perf_basic_logger_) { |
| 1856 | removeCodeEventListener(perf_basic_logger_); |
| 1857 | delete perf_basic_logger_; |
| 1858 | perf_basic_logger_ = NULL; |
| 1859 | } |
| 1860 | |
Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1861 | if (perf_jit_logger_) { |
| 1862 | removeCodeEventListener(perf_jit_logger_); |
| 1863 | delete perf_jit_logger_; |
| 1864 | perf_jit_logger_ = NULL; |
| 1865 | } |
| 1866 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1867 | if (ll_logger_) { |
| 1868 | removeCodeEventListener(ll_logger_); |
| 1869 | delete ll_logger_; |
| 1870 | ll_logger_ = NULL; |
| 1871 | } |
| 1872 | |
| 1873 | if (jit_logger_) { |
| 1874 | removeCodeEventListener(jit_logger_); |
| 1875 | delete jit_logger_; |
| 1876 | jit_logger_ = NULL; |
| 1877 | } |
| 1878 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1879 | if (profiler_listener_.get() != nullptr) { |
| 1880 | removeCodeEventListener(profiler_listener_.get()); |
| 1881 | } |
| 1882 | |
Ben Murdoch | 3fb3ca8 | 2011-12-02 17:19:32 +0000 | [diff] [blame] | 1883 | return log_->Close(); |
Steve Block | a7e24c1 | 2009-10-30 11:49:00 +0000 | [diff] [blame] | 1884 | } |
| 1885 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 1886 | } // namespace internal |
| 1887 | } // namespace v8 |