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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/heap_profiler.h" | 5 #include "vm/heap_profiler.h" |
6 | 6 |
7 #include "vm/dart_api_state.h" | 7 #include "vm/dart_api_state.h" |
8 #include "vm/object.h" | 8 #include "vm/object.h" |
9 #include "vm/raw_object.h" | 9 #include "vm/raw_object.h" |
10 #include "vm/stack_frame.h" | 10 #include "vm/stack_frame.h" |
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515 RawField* raw_field = | 515 RawField* raw_field = |
516 reinterpret_cast<RawField*>(raw_array->ptr()->data()[i]); | 516 reinterpret_cast<RawField*>(raw_array->ptr()->data()[i]); |
517 if (Field::StaticBit::decode(raw_field->ptr()->kind_bits_)) { | 517 if (Field::StaticBit::decode(raw_field->ptr()->kind_bits_)) { |
518 ++num_static_fields; | 518 ++num_static_fields; |
519 } else { | 519 } else { |
520 ++num_instance_fields; | 520 ++num_instance_fields; |
521 } | 521 } |
522 } | 522 } |
523 } | 523 } |
524 // instance size (in bytes) | 524 // instance size (in bytes) |
525 // TODO(cshapiro): properly account for variable sized objects | 525 intptr_t instance_size_in_words = raw_class->ptr()->instance_size_in_words_; |
526 sub.Write32(raw_class->ptr()->instance_size_in_words_); | 526 if (instance_size_in_words == 0) { |
| 527 // TODO(iposva): Better accounting of variable sized VM classes. |
| 528 instance_size_in_words = num_instance_fields; |
| 529 } |
| 530 sub.Write32(instance_size_in_words * kWordSize); |
527 // size of constant pool and number of records that follow: | 531 // size of constant pool and number of records that follow: |
528 sub.Write16(0); | 532 sub.Write16(0); |
529 // Number of static fields | 533 // Number of static fields |
530 sub.Write16(num_static_fields); | 534 sub.Write16(num_static_fields); |
531 // Static fields: | 535 // Static fields: |
532 if (raw_array != Array::null()) { | 536 if (raw_array != Array::null()) { |
533 for (intptr_t i = 0; i < Smi::Value(raw_array->ptr()->length_); ++i) { | 537 for (intptr_t i = 0; i < Smi::Value(raw_array->ptr()->length_); ++i) { |
534 RawField* raw_field = | 538 RawField* raw_field = |
535 reinterpret_cast<RawField*>(raw_array->ptr()->data()[i]); | 539 reinterpret_cast<RawField*>(raw_array->ptr()->data()[i]); |
536 if (Field::StaticBit::decode(raw_field->ptr()->kind_bits_)) { | 540 if (Field::StaticBit::decode(raw_field->ptr()->kind_bits_)) { |
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715 RawObject* raw_obj = handle->raw(); | 719 RawObject* raw_obj = handle->raw(); |
716 visitor_->VisitPointer(&raw_obj); | 720 visitor_->VisitPointer(&raw_obj); |
717 } | 721 } |
718 | 722 |
719 | 723 |
720 void HeapProfilerObjectVisitor::VisitObject(RawObject* raw_obj) { | 724 void HeapProfilerObjectVisitor::VisitObject(RawObject* raw_obj) { |
721 profiler_->WriteObject(raw_obj); | 725 profiler_->WriteObject(raw_obj); |
722 } | 726 } |
723 | 727 |
724 } // namespace dart | 728 } // namespace dart |
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