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Issue 368263003: Use a stub in crankshaft for grow store arrays. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Rebase. Created 6 years, 1 month ago
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1 // Copyright 2012 the V8 project authors. All rights reserved. 1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "src/v8.h" 5 #include "src/v8.h"
6 6
7 #include "src/base/bits.h" 7 #include "src/base/bits.h"
8 #include "src/double.h" 8 #include "src/double.h"
9 #include "src/factory.h" 9 #include "src/factory.h"
10 #include "src/hydrogen-infer-representation.h" 10 #include "src/hydrogen-infer-representation.h"
(...skipping 765 matching lines...) Expand 10 before | Expand all | Expand 10 after
776 if (use.value()->IsInstruction()) { 776 if (use.value()->IsInstruction()) {
777 DCHECK(HInstruction::cast(use.value())->IsLinked()); 777 DCHECK(HInstruction::cast(use.value())->IsLinked());
778 } 778 }
779 } 779 }
780 } 780 }
781 #endif 781 #endif
782 782
783 783
784 bool HInstruction::CanDeoptimize() { 784 bool HInstruction::CanDeoptimize() {
785 // TODO(titzer): make this a virtual method? 785 // TODO(titzer): make this a virtual method?
786 // TODO(all): Some of these may be incorrect, since any method that can
787 // collect can provoke lazy deoptimization. Methods like CallNew can
788 // certainly do that.
786 switch (opcode()) { 789 switch (opcode()) {
787 case HValue::kAbnormalExit: 790 case HValue::kAbnormalExit:
788 case HValue::kAccessArgumentsAt: 791 case HValue::kAccessArgumentsAt:
789 case HValue::kAllocate: 792 case HValue::kAllocate:
790 case HValue::kArgumentsElements: 793 case HValue::kArgumentsElements:
791 case HValue::kArgumentsLength: 794 case HValue::kArgumentsLength:
792 case HValue::kArgumentsObject: 795 case HValue::kArgumentsObject:
793 case HValue::kBlockEntry: 796 case HValue::kBlockEntry:
794 case HValue::kBoundsCheckBaseIndexInformation: 797 case HValue::kBoundsCheckBaseIndexInformation:
795 case HValue::kCallFunction: 798 case HValue::kCallFunction:
796 case HValue::kCallNew: 799 case HValue::kCallNew:
797 case HValue::kCallNewArray: 800 case HValue::kCallNewArray:
798 case HValue::kCallStub: 801 case HValue::kCallStub:
799 case HValue::kCallWithDescriptor:
800 case HValue::kCapturedObject: 802 case HValue::kCapturedObject:
801 case HValue::kClassOfTestAndBranch: 803 case HValue::kClassOfTestAndBranch:
802 case HValue::kCompareGeneric: 804 case HValue::kCompareGeneric:
803 case HValue::kCompareHoleAndBranch: 805 case HValue::kCompareHoleAndBranch:
804 case HValue::kCompareMap: 806 case HValue::kCompareMap:
805 case HValue::kCompareMinusZeroAndBranch: 807 case HValue::kCompareMinusZeroAndBranch:
806 case HValue::kCompareNumericAndBranch: 808 case HValue::kCompareNumericAndBranch:
807 case HValue::kCompareObjectEqAndBranch: 809 case HValue::kCompareObjectEqAndBranch:
808 case HValue::kConstant: 810 case HValue::kConstant:
809 case HValue::kConstructDouble: 811 case HValue::kConstructDouble:
(...skipping 46 matching lines...) Expand 10 before | Expand all | Expand 10 after
856 return false; 858 return false;
857 859
858 case HValue::kAdd: 860 case HValue::kAdd:
859 case HValue::kAllocateBlockContext: 861 case HValue::kAllocateBlockContext:
860 case HValue::kApplyArguments: 862 case HValue::kApplyArguments:
861 case HValue::kBitwise: 863 case HValue::kBitwise:
862 case HValue::kBoundsCheck: 864 case HValue::kBoundsCheck:
863 case HValue::kBranch: 865 case HValue::kBranch:
864 case HValue::kCallJSFunction: 866 case HValue::kCallJSFunction:
865 case HValue::kCallRuntime: 867 case HValue::kCallRuntime:
868 case HValue::kCallWithDescriptor:
866 case HValue::kChange: 869 case HValue::kChange:
867 case HValue::kCheckHeapObject: 870 case HValue::kCheckHeapObject:
868 case HValue::kCheckInstanceType: 871 case HValue::kCheckInstanceType:
869 case HValue::kCheckMapValue: 872 case HValue::kCheckMapValue:
870 case HValue::kCheckMaps: 873 case HValue::kCheckMaps:
871 case HValue::kCheckSmi: 874 case HValue::kCheckSmi:
872 case HValue::kCheckValue: 875 case HValue::kCheckValue:
873 case HValue::kClampToUint8: 876 case HValue::kClampToUint8:
874 case HValue::kDateField: 877 case HValue::kDateField:
875 case HValue::kDeoptimize: 878 case HValue::kDeoptimize:
(...skipping 3924 matching lines...) Expand 10 before | Expand all | Expand 10 after
4800 break; 4803 break;
4801 case HObjectAccess::kExternalMemory: 4804 case HObjectAccess::kExternalMemory:
4802 os << "[external-memory]"; 4805 os << "[external-memory]";
4803 break; 4806 break;
4804 } 4807 }
4805 4808
4806 return os << "@" << access.offset(); 4809 return os << "@" << access.offset();
4807 } 4810 }
4808 4811
4809 } } // namespace v8::internal 4812 } } // namespace v8::internal
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