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| 1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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/profiler/sampling-heap-profiler.h" | 5 #include "src/profiler/sampling-heap-profiler.h" |
| 6 | 6 |
| 7 #include <stdint.h> | 7 #include <stdint.h> |
| 8 #include <memory> | 8 #include <memory> |
| 9 #include "src/api.h" | 9 #include "src/api.h" |
| 10 #include "src/base/utils/random-number-generator.h" | 10 #include "src/base/utils/random-number-generator.h" |
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| 136 } | 136 } |
| 137 AllocationNode* child = new AllocationNode(name, script_id, start_position); | 137 AllocationNode* child = new AllocationNode(name, script_id, start_position); |
| 138 parent->children_.push_back(child); | 138 parent->children_.push_back(child); |
| 139 return child; | 139 return child; |
| 140 } | 140 } |
| 141 | 141 |
| 142 SamplingHeapProfiler::AllocationNode* SamplingHeapProfiler::AddStack() { | 142 SamplingHeapProfiler::AllocationNode* SamplingHeapProfiler::AddStack() { |
| 143 AllocationNode* node = &profile_root_; | 143 AllocationNode* node = &profile_root_; |
| 144 | 144 |
| 145 std::vector<SharedFunctionInfo*> stack; | 145 std::vector<SharedFunctionInfo*> stack; |
| 146 StackTraceFrameIterator it(isolate_); | 146 JavaScriptFrameIterator it(isolate_); |
| 147 int frames_captured = 0; | 147 int frames_captured = 0; |
| 148 while (!it.done() && frames_captured < stack_depth_) { | 148 while (!it.done() && frames_captured < stack_depth_) { |
| 149 StandardFrame* frame = it.frame(); | 149 JavaScriptFrame* frame = it.frame(); |
| 150 SharedFunctionInfo* shared = frame->function()->shared(); | 150 SharedFunctionInfo* shared = frame->function()->shared(); |
| 151 stack.push_back(shared); | 151 stack.push_back(shared); |
| 152 | 152 |
| 153 frames_captured++; | 153 frames_captured++; |
| 154 it.Advance(); | 154 it.Advance(); |
| 155 } | 155 } |
| 156 | 156 |
| 157 if (frames_captured == 0) { | 157 if (frames_captured == 0) { |
| 158 const char* name = nullptr; | 158 const char* name = nullptr; |
| 159 switch (isolate_->current_vm_state()) { | 159 switch (isolate_->current_vm_state()) { |
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| 258 auto profile = new v8::internal::AllocationProfile(); | 258 auto profile = new v8::internal::AllocationProfile(); |
| 259 | 259 |
| 260 TranslateAllocationNode(profile, &profile_root_, scripts); | 260 TranslateAllocationNode(profile, &profile_root_, scripts); |
| 261 | 261 |
| 262 return profile; | 262 return profile; |
| 263 } | 263 } |
| 264 | 264 |
| 265 | 265 |
| 266 } // namespace internal | 266 } // namespace internal |
| 267 } // namespace v8 | 267 } // namespace v8 |
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