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Side by Side Diff: src/profiler/allocation-tracker.cc

Issue 1861283002: Prepare StackFrame hierarchy & iterators for WASM (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 8 months ago
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1 // Copyright 2013 the V8 project authors. All rights reserved. 1 // Copyright 2013 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/allocation-tracker.h" 5 #include "src/profiler/allocation-tracker.h"
6 6
7 #include "src/frames-inl.h" 7 #include "src/frames-inl.h"
8 #include "src/objects-inl.h" 8 #include "src/objects-inl.h"
9 #include "src/profiler/heap-snapshot-generator-inl.h" 9 #include "src/profiler/heap-snapshot-generator-inl.h"
10 10
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226 Heap* heap = ids_->heap(); 226 Heap* heap = ids_->heap();
227 227
228 // Mark the new block as FreeSpace to make sure the heap is iterable 228 // Mark the new block as FreeSpace to make sure the heap is iterable
229 // while we are capturing stack trace. 229 // while we are capturing stack trace.
230 heap->CreateFillerObjectAt(addr, size, ClearRecordedSlots::kNo); 230 heap->CreateFillerObjectAt(addr, size, ClearRecordedSlots::kNo);
231 231
232 Isolate* isolate = heap->isolate(); 232 Isolate* isolate = heap->isolate();
233 int length = 0; 233 int length = 0;
234 StackTraceFrameIterator it(isolate); 234 StackTraceFrameIterator it(isolate);
235 while (!it.done() && length < kMaxAllocationTraceLength) { 235 while (!it.done() && length < kMaxAllocationTraceLength) {
236 JavaScriptFrame* frame = it.frame(); 236 StandardFrame* frame = it.frame();
237 SharedFunctionInfo* shared = frame->function()->shared(); 237 SharedFunctionInfo* shared = frame->function()->shared();
238 SnapshotObjectId id = ids_->FindOrAddEntry( 238 SnapshotObjectId id = ids_->FindOrAddEntry(
239 shared->address(), shared->Size(), false); 239 shared->address(), shared->Size(), false);
240 allocation_trace_buffer_[length++] = AddFunctionInfo(shared, id); 240 allocation_trace_buffer_[length++] = AddFunctionInfo(shared, id);
241 it.Advance(); 241 it.Advance();
242 } 242 }
243 if (length == 0) { 243 if (length == 0) {
244 unsigned index = functionInfoIndexForVMState(isolate->current_vm_state()); 244 unsigned index = functionInfoIndexForVMState(isolate->current_vm_state());
245 if (index != 0) { 245 if (index != 0) {
246 allocation_trace_buffer_[length++] = index; 246 allocation_trace_buffer_[length++] = index;
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332 const v8::WeakCallbackData<v8::Value, void>& data) { 332 const v8::WeakCallbackData<v8::Value, void>& data) {
333 UnresolvedLocation* loc = 333 UnresolvedLocation* loc =
334 reinterpret_cast<UnresolvedLocation*>(data.GetParameter()); 334 reinterpret_cast<UnresolvedLocation*>(data.GetParameter());
335 GlobalHandles::Destroy(reinterpret_cast<Object**>(loc->script_.location())); 335 GlobalHandles::Destroy(reinterpret_cast<Object**>(loc->script_.location()));
336 loc->script_ = Handle<Script>::null(); 336 loc->script_ = Handle<Script>::null();
337 } 337 }
338 338
339 339
340 } // namespace internal 340 } // namespace internal
341 } // namespace v8 341 } // namespace v8
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