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Issue 20726002: Fix for V8 issue 2795: Check fails with deopt for mjsunit/array-store-and-grow (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Removed overkillin' wrapper Created 7 years, 4 months 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 // Redistribution and use in source and binary forms, with or without 2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are 3 // modification, are permitted provided that the following conditions are
4 // met: 4 // met:
5 // 5 //
6 // * Redistributions of source code must retain the above copyright 6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer. 7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above 8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following 9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided 10 // disclaimer in the documentation and/or other materials provided
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5555 return HObjectAccess( 5555 return HObjectAccess(
5556 kDouble, HeapNumber::kValueOffset, Representation::Double()); 5556 kDouble, HeapNumber::kValueOffset, Representation::Double());
5557 } 5557 }
5558 5558
5559 static HObjectAccess ForElementsPointer() { 5559 static HObjectAccess ForElementsPointer() {
5560 return HObjectAccess(kElementsPointer, JSObject::kElementsOffset); 5560 return HObjectAccess(kElementsPointer, JSObject::kElementsOffset);
5561 } 5561 }
5562 5562
5563 static HObjectAccess ForArrayLength(ElementsKind elements_kind) { 5563 static HObjectAccess ForArrayLength(ElementsKind elements_kind) {
5564 return HObjectAccess( 5564 return HObjectAccess(
5565 kArrayLengths, JSArray::kLengthOffset, 5565 kArrayLengths,
5566 IsFastElementsKind(elements_kind) && FLAG_track_fields ? 5566 JSArray::kLengthOffset,
5567 Representation::Smi() : Representation::Tagged()); 5567 IsFastElementsKind(elements_kind) &&
5568 FLAG_track_fields
5569 ? Representation::Smi() : Representation::Tagged());
5568 } 5570 }
5569 5571
5570 static HObjectAccess ForAllocationSiteTransitionInfo() { 5572 static HObjectAccess ForAllocationSiteTransitionInfo() {
5571 return HObjectAccess(kInobject, AllocationSite::kTransitionInfoOffset); 5573 return HObjectAccess(kInobject, AllocationSite::kTransitionInfoOffset);
5572 } 5574 }
5573 5575
5574 static HObjectAccess ForAllocationSiteWeakNext() { 5576 static HObjectAccess ForAllocationSiteWeakNext() {
5575 return HObjectAccess(kInobject, AllocationSite::kWeakNextOffset); 5577 return HObjectAccess(kInobject, AllocationSite::kWeakNextOffset);
5576 } 5578 }
5577 5579
5578 static HObjectAccess ForFixedArrayLength() { 5580 static HObjectAccess ForFixedArrayLength() {
5579 return HObjectAccess( 5581 return HObjectAccess(
5580 kArrayLengths, FixedArray::kLengthOffset, 5582 kArrayLengths,
5581 FLAG_track_fields ? 5583 FixedArray::kLengthOffset,
5582 Representation::Smi() : Representation::Tagged()); 5584 FLAG_track_fields ? Representation::Smi() : Representation::Tagged());
5583 } 5585 }
5584 5586
5585 static HObjectAccess ForPropertiesPointer() { 5587 static HObjectAccess ForPropertiesPointer() {
5586 return HObjectAccess(kInobject, JSObject::kPropertiesOffset); 5588 return HObjectAccess(kInobject, JSObject::kPropertiesOffset);
5587 } 5589 }
5588 5590
5589 static HObjectAccess ForPrototypeOrInitialMap() { 5591 static HObjectAccess ForPrototypeOrInitialMap() {
5590 return HObjectAccess(kInobject, JSFunction::kPrototypeOrInitialMapOffset); 5592 return HObjectAccess(kInobject, JSFunction::kPrototypeOrInitialMapOffset);
5591 } 5593 }
5592 5594
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6926 virtual bool IsDeletable() const { return true; } 6928 virtual bool IsDeletable() const { return true; }
6927 }; 6929 };
6928 6930
6929 6931
6930 #undef DECLARE_INSTRUCTION 6932 #undef DECLARE_INSTRUCTION
6931 #undef DECLARE_CONCRETE_INSTRUCTION 6933 #undef DECLARE_CONCRETE_INSTRUCTION
6932 6934
6933 } } // namespace v8::internal 6935 } } // namespace v8::internal
6934 6936
6935 #endif // V8_HYDROGEN_INSTRUCTIONS_H_ 6937 #endif // V8_HYDROGEN_INSTRUCTIONS_H_
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