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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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650 LInstruction* LChunkBuilder::AssignPointerMap(LInstruction* instr) { | 650 LInstruction* LChunkBuilder::AssignPointerMap(LInstruction* instr) { |
651 ASSERT(!instr->HasPointerMap()); | 651 ASSERT(!instr->HasPointerMap()); |
652 instr->set_pointer_map(new(zone()) LPointerMap(position_, zone())); | 652 instr->set_pointer_map(new(zone()) LPointerMap(position_, zone())); |
653 return instr; | 653 return instr; |
654 } | 654 } |
655 | 655 |
656 | 656 |
657 LUnallocated* LChunkBuilder::TempRegister() { | 657 LUnallocated* LChunkBuilder::TempRegister() { |
658 LUnallocated* operand = | 658 LUnallocated* operand = |
659 new(zone()) LUnallocated(LUnallocated::MUST_HAVE_REGISTER); | 659 new(zone()) LUnallocated(LUnallocated::MUST_HAVE_REGISTER); |
660 operand->set_virtual_register(allocator_->GetVirtualRegister()); | 660 int vreg = allocator_->GetVirtualRegister(); |
661 if (!allocator_->AllocationOk()) Abort("Not enough virtual registers."); | 661 if (!allocator_->AllocationOk()) { |
| 662 Abort("Out of virtual registers while trying to allocate temp register."); |
| 663 return NULL; |
| 664 } |
| 665 operand->set_virtual_register(vreg); |
662 return operand; | 666 return operand; |
663 } | 667 } |
664 | 668 |
665 | 669 |
666 LOperand* LChunkBuilder::FixedTemp(Register reg) { | 670 LOperand* LChunkBuilder::FixedTemp(Register reg) { |
667 LUnallocated* operand = ToUnallocated(reg); | 671 LUnallocated* operand = ToUnallocated(reg); |
668 ASSERT(operand->HasFixedPolicy()); | 672 ASSERT(operand->HasFixedPolicy()); |
669 return operand; | 673 return operand; |
670 } | 674 } |
671 | 675 |
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2438 | 2442 |
2439 | 2443 |
2440 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2444 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2441 LOperand* object = UseRegister(instr->object()); | 2445 LOperand* object = UseRegister(instr->object()); |
2442 LOperand* index = UseRegister(instr->index()); | 2446 LOperand* index = UseRegister(instr->index()); |
2443 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); | 2447 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); |
2444 } | 2448 } |
2445 | 2449 |
2446 | 2450 |
2447 } } // namespace v8::internal | 2451 } } // namespace v8::internal |
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