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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 #if V8_TARGET_ARCH_X64 | 5 #if V8_TARGET_ARCH_X64 |
6 | 6 |
7 #include "src/code-factory.h" | 7 #include "src/code-factory.h" |
8 #include "src/code-stubs.h" | 8 #include "src/code-stubs.h" |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/debug/debug.h" | 10 #include "src/debug/debug.h" |
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1783 if (result_saved) { | 1783 if (result_saved) { |
1784 __ Drop(1); // literal index | 1784 __ Drop(1); // literal index |
1785 context()->PlugTOS(); | 1785 context()->PlugTOS(); |
1786 } else { | 1786 } else { |
1787 context()->Plug(rax); | 1787 context()->Plug(rax); |
1788 } | 1788 } |
1789 } | 1789 } |
1790 | 1790 |
1791 | 1791 |
1792 void FullCodeGenerator::VisitAssignment(Assignment* expr) { | 1792 void FullCodeGenerator::VisitAssignment(Assignment* expr) { |
| 1793 AssignmentPattern* pattern = expr->target()->AsAssignmentPattern(); |
| 1794 if (pattern && pattern->is_rewritten()) return Visit(pattern); |
1793 DCHECK(expr->target()->IsValidReferenceExpressionOrThis()); | 1795 DCHECK(expr->target()->IsValidReferenceExpressionOrThis()); |
1794 | 1796 |
1795 Comment cmnt(masm_, "[ Assignment"); | 1797 Comment cmnt(masm_, "[ Assignment"); |
1796 SetExpressionPosition(expr, INSERT_BREAK); | 1798 SetExpressionPosition(expr, INSERT_BREAK); |
1797 | 1799 |
1798 Property* property = expr->target()->AsProperty(); | 1800 Property* property = expr->target()->AsProperty(); |
1799 LhsKind assign_type = Property::GetAssignType(property); | 1801 LhsKind assign_type = Property::GetAssignType(property); |
1800 | 1802 |
1801 // Evaluate LHS expression. | 1803 // Evaluate LHS expression. |
1802 switch (assign_type) { | 1804 switch (assign_type) { |
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4975 Assembler::target_address_at(call_target_address, | 4977 Assembler::target_address_at(call_target_address, |
4976 unoptimized_code)); | 4978 unoptimized_code)); |
4977 return OSR_AFTER_STACK_CHECK; | 4979 return OSR_AFTER_STACK_CHECK; |
4978 } | 4980 } |
4979 | 4981 |
4980 | 4982 |
4981 } // namespace internal | 4983 } // namespace internal |
4982 } // namespace v8 | 4984 } // namespace v8 |
4983 | 4985 |
4984 #endif // V8_TARGET_ARCH_X64 | 4986 #endif // V8_TARGET_ARCH_X64 |
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