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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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1453 ASSERT(instr->right()->representation().Equals(instr->representation())); | 1453 ASSERT(instr->right()->representation().Equals(instr->representation())); |
1454 if (instr->HasPowerOf2Divisor()) { | 1454 if (instr->HasPowerOf2Divisor()) { |
1455 ASSERT(!right->CanBeZero()); | 1455 ASSERT(!right->CanBeZero()); |
1456 LModI* mod = new(zone()) LModI(UseRegisterAtStart(left), | 1456 LModI* mod = new(zone()) LModI(UseRegisterAtStart(left), |
1457 UseOrConstant(right)); | 1457 UseOrConstant(right)); |
1458 LInstruction* result = DefineAsRegister(mod); | 1458 LInstruction* result = DefineAsRegister(mod); |
1459 return (left->CanBeNegative() && | 1459 return (left->CanBeNegative() && |
1460 instr->CheckFlag(HValue::kBailoutOnMinusZero)) | 1460 instr->CheckFlag(HValue::kBailoutOnMinusZero)) |
1461 ? AssignEnvironment(result) | 1461 ? AssignEnvironment(result) |
1462 : result; | 1462 : result; |
1463 } else if (instr->fixed_right_arg().has_value) { | |
1464 LModI* mod = new(zone()) LModI(UseRegisterAtStart(left), | |
1465 UseRegisterAtStart(right)); | |
1466 return AssignEnvironment(DefineAsRegister(mod)); | |
1467 } else { | 1463 } else { |
1468 LModI* mod = new(zone()) LModI(UseRegister(left), | 1464 LModI* mod = new(zone()) LModI(UseRegister(left), |
1469 UseRegister(right), | 1465 UseRegister(right), |
1470 TempRegister(), | 1466 TempRegister(), |
1471 FixedTemp(f20), | 1467 FixedTemp(f20), |
1472 FixedTemp(f22)); | 1468 FixedTemp(f22)); |
1473 LInstruction* result = DefineAsRegister(mod); | 1469 LInstruction* result = DefineAsRegister(mod); |
1474 return (right->CanBeZero() || | 1470 return (right->CanBeZero() || |
1475 (left->RangeCanInclude(kMinInt) && | 1471 (left->RangeCanInclude(kMinInt) && |
1476 right->RangeCanInclude(-1)) || | 1472 right->RangeCanInclude(-1)) || |
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2612 | 2608 |
2613 | 2609 |
2614 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2610 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2615 LOperand* object = UseRegister(instr->object()); | 2611 LOperand* object = UseRegister(instr->object()); |
2616 LOperand* index = UseRegister(instr->index()); | 2612 LOperand* index = UseRegister(instr->index()); |
2617 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); | 2613 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); |
2618 } | 2614 } |
2619 | 2615 |
2620 | 2616 |
2621 } } // namespace v8::internal | 2617 } } // namespace v8::internal |
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