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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 The Chromium 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 "platform/heap/BlinkGCMemoryDumpProvider.h" | 5 #include "platform/heap/BlinkGCMemoryDumpProvider.h" |
6 | 6 |
7 #include <unordered_map> | 7 #include <unordered_map> |
8 | 8 |
9 #include "base/trace_event/heap_profiler_allocation_context_tracker.h" | 9 #include "base/trace_event/heap_profiler_allocation_context_tracker.h" |
10 #include "base/trace_event/memory_allocator_dump.h" | 10 #include "base/trace_event/memory_allocator_dump.h" |
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59 MemoryDumpLevelOfDetail level_of_detail = args.level_of_detail; | 59 MemoryDumpLevelOfDetail level_of_detail = args.level_of_detail; |
60 // In the case of a detailed dump perform a mark-only GC pass to collect | 60 // In the case of a detailed dump perform a mark-only GC pass to collect |
61 // more detailed stats. | 61 // more detailed stats. |
62 if (level_of_detail == MemoryDumpLevelOfDetail::DETAILED) | 62 if (level_of_detail == MemoryDumpLevelOfDetail::DETAILED) |
63 ThreadState::Current()->CollectGarbage(BlinkGC::kNoHeapPointersOnStack, | 63 ThreadState::Current()->CollectGarbage(BlinkGC::kNoHeapPointersOnStack, |
64 BlinkGC::kTakeSnapshot, | 64 BlinkGC::kTakeSnapshot, |
65 BlinkGC::kForcedGC); | 65 BlinkGC::kForcedGC); |
66 DumpMemoryTotals(memory_dump); | 66 DumpMemoryTotals(memory_dump); |
67 | 67 |
68 if (allocation_register_.is_enabled()) { | 68 if (allocation_register_.is_enabled()) { |
69 // Overhead should always be reported, regardless of light vs. heavy. | 69 memory_dump->DumpHeapUsage(allocation_register_, "blink_gc"); |
70 base::trace_event::TraceEventMemoryOverhead overhead; | |
71 std::unordered_map<base::trace_event::AllocationContext, | |
72 base::trace_event::AllocationMetrics> | |
73 metrics_by_context; | |
74 if (level_of_detail == MemoryDumpLevelOfDetail::DETAILED) { | |
75 allocation_register_.UpdateAndReturnsMetrics(metrics_by_context); | |
76 } | |
77 allocation_register_.EstimateTraceMemoryOverhead(&overhead); | |
78 memory_dump->DumpHeapUsage(metrics_by_context, overhead, "blink_gc"); | |
79 } | 70 } |
80 | 71 |
81 // Merge all dumps collected by ThreadHeap::collectGarbage. | 72 // Merge all dumps collected by ThreadHeap::collectGarbage. |
82 if (level_of_detail == MemoryDumpLevelOfDetail::DETAILED) | 73 if (level_of_detail == MemoryDumpLevelOfDetail::DETAILED) |
83 memory_dump->TakeAllDumpsFrom(current_process_memory_dump_.get()); | 74 memory_dump->TakeAllDumpsFrom(current_process_memory_dump_.get()); |
84 return true; | 75 return true; |
85 } | 76 } |
86 | 77 |
87 void BlinkGCMemoryDumpProvider::OnHeapProfilingEnabled(bool enabled) { | 78 void BlinkGCMemoryDumpProvider::OnHeapProfilingEnabled(bool enabled) { |
88 if (enabled) { | 79 if (enabled) { |
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127 allocation_register_.Insert(address, size, context); | 118 allocation_register_.Insert(address, size, context); |
128 } | 119 } |
129 | 120 |
130 void BlinkGCMemoryDumpProvider::Remove(Address address) { | 121 void BlinkGCMemoryDumpProvider::Remove(Address address) { |
131 if (!allocation_register_.is_enabled()) | 122 if (!allocation_register_.is_enabled()) |
132 return; | 123 return; |
133 allocation_register_.Remove(address); | 124 allocation_register_.Remove(address); |
134 } | 125 } |
135 | 126 |
136 } // namespace blink | 127 } // namespace blink |
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