| // Copyright 2015 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "skia/ext/skia_trace_memory_dump_impl.h" |
| |
| #include "base/trace_event/memory_allocator_dump.h" |
| #include "base/trace_event/memory_dump_manager.h" |
| #include "base/trace_event/process_memory_dump.h" |
| #include "skia/ext/SkDiscardableMemory_chrome.h" |
| |
| namespace skia { |
| |
| namespace { |
| const char kMallocBackingType[] = "malloc"; |
| } |
| |
| SkiaTraceMemoryDumpImpl::SkiaTraceMemoryDumpImpl( |
| base::trace_event::MemoryDumpLevelOfDetail level_of_detail, |
| base::trace_event::ProcessMemoryDump* process_memory_dump) |
| : SkiaTraceMemoryDumpImpl("", level_of_detail, process_memory_dump) {} |
| |
| SkiaTraceMemoryDumpImpl::SkiaTraceMemoryDumpImpl( |
| const std::string& dump_name_prefix, |
| base::trace_event::MemoryDumpLevelOfDetail level_of_detail, |
| base::trace_event::ProcessMemoryDump* process_memory_dump) |
| : dump_name_prefix_(dump_name_prefix), |
| process_memory_dump_(process_memory_dump), |
| request_level_( |
| level_of_detail == base::trace_event::MemoryDumpLevelOfDetail::LIGHT |
| ? SkTraceMemoryDump::kLight_LevelOfDetail |
| : SkTraceMemoryDump::kObjectsBreakdowns_LevelOfDetail) {} |
| |
| SkiaTraceMemoryDumpImpl::~SkiaTraceMemoryDumpImpl() = default; |
| |
| void SkiaTraceMemoryDumpImpl::dumpNumericValue(const char* dumpName, |
| const char* valueName, |
| const char* units, |
| uint64_t value) { |
| auto* dump = process_memory_dump_->GetOrCreateAllocatorDump(dumpName); |
| dump->AddScalar(valueName, units, value); |
| } |
| |
| void SkiaTraceMemoryDumpImpl::setMemoryBacking(const char* dumpName, |
| const char* backingType, |
| const char* backingObjectId) { |
| if (strcmp(backingType, kMallocBackingType) == 0) { |
| auto* dump = process_memory_dump_->GetOrCreateAllocatorDump(dumpName); |
| const char* system_allocator_name = |
| base::trace_event::MemoryDumpManager::GetInstance() |
| ->system_allocator_pool_name(); |
| if (system_allocator_name) { |
| process_memory_dump_->AddSuballocation(dump->guid(), |
| system_allocator_name); |
| } |
| } else { |
| NOTREACHED(); |
| } |
| } |
| |
| void SkiaTraceMemoryDumpImpl::setDiscardableMemoryBacking( |
| const char* dumpName, |
| const SkDiscardableMemory& discardableMemoryObject) { |
| std::string name = dump_name_prefix_ + dumpName; |
| DCHECK(!process_memory_dump_->GetAllocatorDump(name)); |
| const SkDiscardableMemoryChrome& discardable_memory_obj = |
| static_cast<const SkDiscardableMemoryChrome&>(discardableMemoryObject); |
| auto* dump = discardable_memory_obj.CreateMemoryAllocatorDump( |
| name.c_str(), process_memory_dump_); |
| DCHECK(dump); |
| } |
| |
| SkTraceMemoryDump::LevelOfDetail SkiaTraceMemoryDumpImpl::getRequestedDetails() |
| const { |
| return request_level_; |
| } |
| |
| bool SkiaTraceMemoryDumpImpl::shouldDumpWrappedObjects() const { |
| // Chrome already dumps objects it imports into Skia. Avoid duplicate dumps |
| // by asking Skia not to dump them. |
| return false; |
| } |
| |
| } // namespace skia |