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Issue 139043003: - Address warnings about 64-bit to 32-bit conversions. (Closed) Base URL: http://dart.googlecode.com/svn/branches/bleeding_edge/dart/
Patch Set: Created 6 years, 11 months ago
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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.h" 5 #include "vm/heap.h"
6 6
7 #include "platform/assert.h" 7 #include "platform/assert.h"
8 #include "platform/utils.h" 8 #include "platform/utils.h"
9 #include "vm/flags.h" 9 #include "vm/flags.h"
10 #include "vm/heap_histogram.h" 10 #include "vm/heap_histogram.h"
11 #include "vm/heap_profiler.h"
12 #include "vm/isolate.h" 11 #include "vm/isolate.h"
13 #include "vm/object.h" 12 #include "vm/object.h"
14 #include "vm/object_set.h" 13 #include "vm/object_set.h"
15 #include "vm/os.h" 14 #include "vm/os.h"
16 #include "vm/pages.h" 15 #include "vm/pages.h"
17 #include "vm/raw_object.h" 16 #include "vm/raw_object.h"
18 #include "vm/scavenger.h" 17 #include "vm/scavenger.h"
19 #include "vm/stack_frame.h" 18 #include "vm/stack_frame.h"
20 #include "vm/verifier.h" 19 #include "vm/verifier.h"
21 #include "vm/virtual_memory.h" 20 #include "vm/virtual_memory.h"
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314 return space == kNew ? new_space_->UsedInWords() : old_space_->UsedInWords(); 313 return space == kNew ? new_space_->UsedInWords() : old_space_->UsedInWords();
315 } 314 }
316 315
317 316
318 intptr_t Heap::CapacityInWords(Space space) const { 317 intptr_t Heap::CapacityInWords(Space space) const {
319 return space == kNew ? new_space_->CapacityInWords() : 318 return space == kNew ? new_space_->CapacityInWords() :
320 old_space_->CapacityInWords(); 319 old_space_->CapacityInWords();
321 } 320 }
322 321
323 322
324 void Heap::Profile(Dart_FileWriteCallback callback, void* stream) const {
325 HeapProfiler profiler(callback, stream);
326
327 // Dump the root set.
328 HeapProfilerRootVisitor root_visitor(&profiler);
329 Isolate* isolate = Isolate::Current();
330 Isolate* vm_isolate = Dart::vm_isolate();
331 isolate->VisitObjectPointers(&root_visitor, false,
332 StackFrameIterator::kDontValidateFrames);
333 HeapProfilerWeakRootVisitor weak_root_visitor(&root_visitor);
334 isolate->VisitWeakPersistentHandles(&weak_root_visitor, true);
335
336 // Dump the current and VM isolate heaps.
337 HeapProfilerObjectVisitor object_visitor(isolate, &profiler);
338 isolate->heap()->IterateObjects(&object_visitor);
339 vm_isolate->heap()->IterateObjects(&object_visitor);
340 }
341
342
343 void Heap::ProfileToFile(const char* reason) const {
344 Dart_FileOpenCallback file_open = Isolate::file_open_callback();
345 ASSERT(file_open != NULL);
346 Dart_FileWriteCallback file_write = Isolate::file_write_callback();
347 ASSERT(file_write != NULL);
348 Dart_FileCloseCallback file_close = Isolate::file_close_callback();
349 ASSERT(file_close != NULL);
350 Isolate* isolate = Isolate::Current();
351 const char* format = "%s-%s.hprof";
352 intptr_t len = OS::SNPrint(NULL, 0, format, isolate->name(), reason);
353 char* filename = isolate->current_zone()->Alloc<char>(len + 1);
354 OS::SNPrint(filename, len + 1, format, isolate->name(), reason);
355 void* file = (*file_open)(filename, true);
356 if (file != NULL) {
357 Profile(file_write, file);
358 (*file_close)(file);
359 }
360 }
361
362
363 const char* Heap::GCReasonToString(GCReason gc_reason) { 323 const char* Heap::GCReasonToString(GCReason gc_reason) {
364 switch (gc_reason) { 324 switch (gc_reason) {
365 case kNewSpace: 325 case kNewSpace:
366 return "new space"; 326 return "new space";
367 case kPromotionFailure: 327 case kPromotionFailure:
368 return "promotion failure"; 328 return "promotion failure";
369 case kOldSpace: 329 case kOldSpace:
370 return "old space"; 330 return "old space";
371 case kFull: 331 case kFull:
372 return "full"; 332 return "full";
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512 heap->DisableGrowthControl(); 472 heap->DisableGrowthControl();
513 } 473 }
514 474
515 475
516 NoHeapGrowthControlScope::~NoHeapGrowthControlScope() { 476 NoHeapGrowthControlScope::~NoHeapGrowthControlScope() {
517 Heap* heap = reinterpret_cast<Isolate*>(isolate())->heap(); 477 Heap* heap = reinterpret_cast<Isolate*>(isolate())->heap();
518 heap->SetGrowthControlState(current_growth_controller_state_); 478 heap->SetGrowthControlState(current_growth_controller_state_);
519 } 479 }
520 480
521 } // namespace dart 481 } // namespace dart
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