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- Dump Smi objects into the heap profile.
Review URL: https://codereview.chromium.org//11881010 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@17036 260f80e4-7a28-3924-810f-c04153c831b5
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@ -141,6 +141,11 @@ HeapProfiler::HeapProfiler(Dart_FileWriteCallback callback, void* stream)
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HeapProfiler::~HeapProfiler() {
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for (std::set<const RawSmi*>::iterator it = smi_table_.begin();
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it != smi_table_.end();
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++it) {
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WriteSmiInstanceDump(*it);
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}
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delete heap_dump_record_;
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}
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@ -637,6 +642,7 @@ void HeapProfiler::WriteFakeClassDump(FakeClass fake_class,
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// u4 - number of bytes that follow
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// [value]* - instance field values (this class, followed by super class, etc)
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void HeapProfiler::WriteInstanceDump(const RawObject* raw_obj) {
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ASSERT(raw_obj->IsHeapObject());
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SubRecord sub(kInstanceDump, this);
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// object ID
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sub.WriteObjectId(raw_obj);
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@ -688,6 +694,21 @@ void HeapProfiler::WriteInstanceDump(const RawObject* raw_obj) {
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}
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// Write a specialized instance dump for "referenced" Smi objects.
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void HeapProfiler::WriteSmiInstanceDump(const RawSmi* raw_smi) {
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ASSERT(!raw_smi->IsHeapObject());
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SubRecord sub(kInstanceDump, this);
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// object ID
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sub.WriteObjectId(raw_smi);
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// stack trace serial number
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sub.Write32(0);
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// class object ID
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sub.WriteObjectId(Isolate::Current()->class_table()->At(kSmiCid));
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// number of bytes that follow
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sub.Write32(0);
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}
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// OBJECT ARRAY DUMP - 0x22
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//
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// Format:
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@ -264,6 +264,7 @@ class HeapProfiler {
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void WriteClassDump(const RawClass* raw_class);
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void WriteFakeClassDump(FakeClass fake_class, FakeClass fake_super_class);
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void WriteInstanceDump(const RawObject* raw_obj);
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void WriteSmiInstanceDump(const RawSmi* raw_smi);
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void WriteObjectArrayDump(const RawArray* raw_array);
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void WritePrimitiveArrayDump(const RawByteArray* raw_byte_array,
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uint8_t tag,
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