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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/runtime-profiler.h" | 5 #include "src/runtime-profiler.h" |
6 | 6 |
7 #include "src/assembler.h" | 7 #include "src/assembler.h" |
8 #include "src/base/platform/platform.h" | 8 #include "src/base/platform/platform.h" |
9 #include "src/bootstrapper.h" | 9 #include "src/bootstrapper.h" |
10 #include "src/code-stubs.h" | 10 #include "src/code-stubs.h" |
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103 TypeFeedbackInfo* info = TypeFeedbackInfo::cast(raw_info); | 103 TypeFeedbackInfo* info = TypeFeedbackInfo::cast(raw_info); |
104 *ic_with_type_info_count = info->ic_with_type_info_count(); | 104 *ic_with_type_info_count = info->ic_with_type_info_count(); |
105 *ic_generic_count = info->ic_generic_count(); | 105 *ic_generic_count = info->ic_generic_count(); |
106 *ic_total_count = info->ic_total_count(); | 106 *ic_total_count = info->ic_total_count(); |
107 } | 107 } |
108 } | 108 } |
109 | 109 |
110 // Harvest vector-ics as well | 110 // Harvest vector-ics as well |
111 TypeFeedbackVector* vector = function->feedback_vector(); | 111 TypeFeedbackVector* vector = function->feedback_vector(); |
112 int with = 0, gen = 0, type_vector_ic_count = 0; | 112 int with = 0, gen = 0, type_vector_ic_count = 0; |
113 const bool is_interpreted = | 113 const bool is_interpreted = function->shared()->IsInterpreted(); |
114 function->shared()->code()->is_interpreter_trampoline_builtin(); | |
115 | 114 |
116 vector->ComputeCounts(&with, &gen, &type_vector_ic_count, is_interpreted); | 115 vector->ComputeCounts(&with, &gen, &type_vector_ic_count, is_interpreted); |
117 *ic_total_count += type_vector_ic_count; | 116 *ic_total_count += type_vector_ic_count; |
118 *ic_with_type_info_count += with; | 117 *ic_with_type_info_count += with; |
119 *ic_generic_count += gen; | 118 *ic_generic_count += gen; |
120 | 119 |
121 if (*ic_total_count > 0) { | 120 if (*ic_total_count > 0) { |
122 *type_info_percentage = 100 * *ic_with_type_info_count / *ic_total_count; | 121 *type_info_percentage = 100 * *ic_with_type_info_count / *ic_total_count; |
123 *generic_percentage = 100 * *ic_generic_count / *ic_total_count; | 122 *generic_percentage = 100 * *ic_generic_count / *ic_total_count; |
124 } else { | 123 } else { |
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150 OptimizationReason reason) { | 149 OptimizationReason reason) { |
151 DCHECK_NE(reason, OptimizationReason::kDoNotOptimize); | 150 DCHECK_NE(reason, OptimizationReason::kDoNotOptimize); |
152 TraceRecompile(function, OptimizationReasonToString(reason), "optimized"); | 151 TraceRecompile(function, OptimizationReasonToString(reason), "optimized"); |
153 function->AttemptConcurrentOptimization(); | 152 function->AttemptConcurrentOptimization(); |
154 } | 153 } |
155 | 154 |
156 void RuntimeProfiler::Baseline(JSFunction* function, | 155 void RuntimeProfiler::Baseline(JSFunction* function, |
157 OptimizationReason reason) { | 156 OptimizationReason reason) { |
158 DCHECK_NE(reason, OptimizationReason::kDoNotOptimize); | 157 DCHECK_NE(reason, OptimizationReason::kDoNotOptimize); |
159 TraceRecompile(function, OptimizationReasonToString(reason), "baseline"); | 158 TraceRecompile(function, OptimizationReasonToString(reason), "baseline"); |
160 | 159 DCHECK(function->shared()->IsInterpreted()); |
161 // TODO(4280): Fix this to check function is compiled for the interpreter | |
162 // once we have a standard way to check that. For now function will only | |
163 // have a bytecode array if compiled for the interpreter. | |
164 DCHECK(function->shared()->HasBytecodeArray()); | |
165 function->MarkForBaseline(); | 160 function->MarkForBaseline(); |
166 } | 161 } |
167 | 162 |
168 void RuntimeProfiler::AttemptOnStackReplacement(JavaScriptFrame* frame, | 163 void RuntimeProfiler::AttemptOnStackReplacement(JavaScriptFrame* frame, |
169 int loop_nesting_levels) { | 164 int loop_nesting_levels) { |
170 JSFunction* function = frame->function(); | 165 JSFunction* function = frame->function(); |
171 SharedFunctionInfo* shared = function->shared(); | 166 SharedFunctionInfo* shared = function->shared(); |
172 if (!FLAG_use_osr || function->shared()->IsBuiltin()) { | 167 if (!FLAG_use_osr || function->shared()->IsBuiltin()) { |
173 return; | 168 return; |
174 } | 169 } |
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457 for (int i = functions.length(); --i >= 0; ) { | 452 for (int i = functions.length(); --i >= 0; ) { |
458 SharedFunctionInfo* shared_function_info = functions[i]->shared(); | 453 SharedFunctionInfo* shared_function_info = functions[i]->shared(); |
459 int ticks = shared_function_info->profiler_ticks(); | 454 int ticks = shared_function_info->profiler_ticks(); |
460 if (ticks < Smi::kMaxValue) { | 455 if (ticks < Smi::kMaxValue) { |
461 shared_function_info->set_profiler_ticks(ticks + 1); | 456 shared_function_info->set_profiler_ticks(ticks + 1); |
462 } | 457 } |
463 } | 458 } |
464 | 459 |
465 Compiler::CompilationTier next_tier = | 460 Compiler::CompilationTier next_tier = |
466 Compiler::NextCompilationTier(function); | 461 Compiler::NextCompilationTier(function); |
467 if (function->shared()->code()->is_interpreter_trampoline_builtin()) { | 462 if (function->shared()->IsInterpreted()) { |
468 if (next_tier == Compiler::BASELINE) { | 463 if (next_tier == Compiler::BASELINE) { |
469 MaybeBaselineIgnition(function, frame); | 464 MaybeBaselineIgnition(function, frame); |
470 } else { | 465 } else { |
471 DCHECK_EQ(next_tier, Compiler::OPTIMIZED); | 466 DCHECK_EQ(next_tier, Compiler::OPTIMIZED); |
472 MaybeOptimizeIgnition(function, frame); | 467 MaybeOptimizeIgnition(function, frame); |
473 } | 468 } |
474 } else { | 469 } else { |
475 DCHECK_EQ(next_tier, Compiler::OPTIMIZED); | 470 DCHECK_EQ(next_tier, Compiler::OPTIMIZED); |
476 MaybeOptimizeFullCodegen(function, frame, frame_count); | 471 MaybeOptimizeFullCodegen(function, frame, frame_count); |
477 } | 472 } |
478 } | 473 } |
479 any_ic_changed_ = false; | 474 any_ic_changed_ = false; |
480 } | 475 } |
481 | 476 |
482 } // namespace internal | 477 } // namespace internal |
483 } // namespace v8 | 478 } // namespace v8 |
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