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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/isolate.h" | 10 #include "vm/isolate.h" |
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360 } | 360 } |
361 | 361 |
362 | 362 |
363 void Heap::CollectNewSpaceGarbage(Thread* thread, | 363 void Heap::CollectNewSpaceGarbage(Thread* thread, |
364 ApiCallbacks api_callbacks, | 364 ApiCallbacks api_callbacks, |
365 GCReason reason) { | 365 GCReason reason) { |
366 if (BeginNewSpaceGC(thread)) { | 366 if (BeginNewSpaceGC(thread)) { |
367 bool invoke_api_callbacks = (api_callbacks == kInvokeApiCallbacks); | 367 bool invoke_api_callbacks = (api_callbacks == kInvokeApiCallbacks); |
368 RecordBeforeGC(kNew, reason); | 368 RecordBeforeGC(kNew, reason); |
369 VMTagScope tagScope(thread, VMTag::kGCNewSpaceTagId); | 369 VMTagScope tagScope(thread, VMTag::kGCNewSpaceTagId); |
370 #ifndef PRODUCT | 370 TIMELINE_FUNCTION_GC_DURATION(thread, "CollectNewGeneration"); |
371 TimelineDurationScope tds(thread, | |
372 Timeline::GetGCStream(), | |
373 "CollectNewGeneration"); | |
374 #endif // !PRODUCT | |
375 UpdateClassHeapStatsBeforeGC(kNew); | 371 UpdateClassHeapStatsBeforeGC(kNew); |
376 new_space_.Scavenge(invoke_api_callbacks); | 372 new_space_.Scavenge(invoke_api_callbacks); |
377 isolate()->class_table()->UpdatePromoted(); | 373 isolate()->class_table()->UpdatePromoted(); |
378 UpdatePretenurePolicy(); | 374 UpdatePretenurePolicy(); |
379 RecordAfterGC(kNew); | 375 RecordAfterGC(kNew); |
380 PrintStats(); | 376 PrintStats(); |
381 EndNewSpaceGC(); | 377 EndNewSpaceGC(); |
382 if (old_space_.NeedsGarbageCollection()) { | 378 if (old_space_.NeedsGarbageCollection()) { |
383 // Old collections should call the API callbacks. | 379 // Old collections should call the API callbacks. |
384 CollectOldSpaceGarbage(thread, kInvokeApiCallbacks, kPromotion); | 380 CollectOldSpaceGarbage(thread, kInvokeApiCallbacks, kPromotion); |
385 } | 381 } |
386 } | 382 } |
387 } | 383 } |
388 | 384 |
389 | 385 |
390 void Heap::CollectOldSpaceGarbage(Thread* thread, | 386 void Heap::CollectOldSpaceGarbage(Thread* thread, |
391 ApiCallbacks api_callbacks, | 387 ApiCallbacks api_callbacks, |
392 GCReason reason) { | 388 GCReason reason) { |
393 if (BeginOldSpaceGC(thread)) { | 389 if (BeginOldSpaceGC(thread)) { |
394 bool invoke_api_callbacks = (api_callbacks == kInvokeApiCallbacks); | 390 bool invoke_api_callbacks = (api_callbacks == kInvokeApiCallbacks); |
395 RecordBeforeGC(kOld, reason); | 391 RecordBeforeGC(kOld, reason); |
396 VMTagScope tagScope(thread, VMTag::kGCOldSpaceTagId); | 392 VMTagScope tagScope(thread, VMTag::kGCOldSpaceTagId); |
397 #ifndef PRODUCT | 393 TIMELINE_FUNCTION_GC_DURATION(thread, "CollectOldGeneration"); |
398 TimelineDurationScope tds(thread, | |
399 Timeline::GetGCStream(), | |
400 "CollectOldGeneration"); | |
401 #endif // !PRODUCT | |
402 UpdateClassHeapStatsBeforeGC(kOld); | 394 UpdateClassHeapStatsBeforeGC(kOld); |
403 old_space_.MarkSweep(invoke_api_callbacks); | 395 old_space_.MarkSweep(invoke_api_callbacks); |
404 RecordAfterGC(kOld); | 396 RecordAfterGC(kOld); |
405 PrintStats(); | 397 PrintStats(); |
406 EndOldSpaceGC(); | 398 EndOldSpaceGC(); |
407 } | 399 } |
408 } | 400 } |
409 | 401 |
410 | 402 |
411 void Heap::CollectGarbage(Space space, | 403 void Heap::CollectGarbage(Space space, |
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854 Dart::vm_isolate()->heap()->WriteProtect(false, include_code_pages_); | 846 Dart::vm_isolate()->heap()->WriteProtect(false, include_code_pages_); |
855 } | 847 } |
856 | 848 |
857 | 849 |
858 WritableVMIsolateScope::~WritableVMIsolateScope() { | 850 WritableVMIsolateScope::~WritableVMIsolateScope() { |
859 ASSERT(Dart::vm_isolate()->heap()->UsedInWords(Heap::kNew) == 0); | 851 ASSERT(Dart::vm_isolate()->heap()->UsedInWords(Heap::kNew) == 0); |
860 Dart::vm_isolate()->heap()->WriteProtect(true, include_code_pages_); | 852 Dart::vm_isolate()->heap()->WriteProtect(true, include_code_pages_); |
861 } | 853 } |
862 | 854 |
863 } // namespace dart | 855 } // namespace dart |
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