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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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3560 void BuildOffsetAdd(HBoundsCheck* check, | 3560 void BuildOffsetAdd(HBoundsCheck* check, |
3561 HAdd** add, | 3561 HAdd** add, |
3562 HConstant** constant, | 3562 HConstant** constant, |
3563 HValue* original_value, | 3563 HValue* original_value, |
3564 Representation representation, | 3564 Representation representation, |
3565 int32_t new_offset) { | 3565 int32_t new_offset) { |
3566 HConstant* new_constant = new(BasicBlock()->zone()) | 3566 HConstant* new_constant = new(BasicBlock()->zone()) |
3567 HConstant(new_offset, Representation::Integer32()); | 3567 HConstant(new_offset, Representation::Integer32()); |
3568 if (*add == NULL) { | 3568 if (*add == NULL) { |
3569 new_constant->InsertBefore(check); | 3569 new_constant->InsertBefore(check); |
3570 *add = new(BasicBlock()->zone()) HAdd(NULL, | 3570 HValue* context = HBinaryOperation::cast(check->index())->context(); |
Jakob Kummerow
2012/10/09 13:49:22
I'd appreciate a comment here why check->index() i
| |
3571 *add = new(BasicBlock()->zone()) HAdd(context, | |
3571 original_value, | 3572 original_value, |
3572 new_constant); | 3573 new_constant); |
3573 (*add)->AssumeRepresentation(representation); | 3574 (*add)->AssumeRepresentation(representation); |
3574 (*add)->InsertBefore(check); | 3575 (*add)->InsertBefore(check); |
3575 } else { | 3576 } else { |
3576 new_constant->InsertBefore(*add); | 3577 new_constant->InsertBefore(*add); |
3577 (*constant)->DeleteAndReplaceWith(new_constant); | 3578 (*constant)->DeleteAndReplaceWith(new_constant); |
3578 } | 3579 } |
3579 *constant = new_constant; | 3580 *constant = new_constant; |
3580 } | 3581 } |
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9937 } | 9938 } |
9938 } | 9939 } |
9939 | 9940 |
9940 #ifdef DEBUG | 9941 #ifdef DEBUG |
9941 if (graph_ != NULL) graph_->Verify(false); // No full verify. | 9942 if (graph_ != NULL) graph_->Verify(false); // No full verify. |
9942 if (allocator_ != NULL) allocator_->Verify(); | 9943 if (allocator_ != NULL) allocator_->Verify(); |
9943 #endif | 9944 #endif |
9944 } | 9945 } |
9945 | 9946 |
9946 } } // namespace v8::internal | 9947 } } // namespace v8::internal |
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