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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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1964 return AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result))); | 1964 return AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result))); |
1965 } else if (val->HasRange() && val->range()->IsInSmiRange()) { | 1965 } else if (val->HasRange() && val->range()->IsInSmiRange()) { |
1966 return DefineAsRegister(new(zone()) LSmiTag(value)); | 1966 return DefineAsRegister(new(zone()) LSmiTag(value)); |
1967 } else { | 1967 } else { |
1968 LNumberTagI* result = new(zone()) LNumberTagI(value); | 1968 LNumberTagI* result = new(zone()) LNumberTagI(value); |
1969 return AssignEnvironment(AssignPointerMap(DefineAsRegister(result))); | 1969 return AssignEnvironment(AssignPointerMap(DefineAsRegister(result))); |
1970 } | 1970 } |
1971 } else if (to.IsSmi()) { | 1971 } else if (to.IsSmi()) { |
1972 HValue* val = instr->value(); | 1972 HValue* val = instr->value(); |
1973 LOperand* value = UseRegister(val); | 1973 LOperand* value = UseRegister(val); |
1974 LInstruction* result = | 1974 LInstruction* result = val->CheckFlag(HInstruction::kUint32) |
1975 DefineSameAsFirst(new(zone()) LInteger32ToSmi(value)); | 1975 ? DefineSameAsFirst(new(zone()) LUint32ToSmi(value)) |
| 1976 : DefineSameAsFirst(new(zone()) LInteger32ToSmi(value)); |
1976 if (val->HasRange() && val->range()->IsInSmiRange()) { | 1977 if (val->HasRange() && val->range()->IsInSmiRange()) { |
1977 return result; | 1978 return result; |
1978 } | 1979 } |
1979 return AssignEnvironment(result); | 1980 return AssignEnvironment(result); |
1980 } else { | 1981 } else { |
1981 ASSERT(to.IsDouble()); | 1982 ASSERT(to.IsDouble()); |
1982 if (instr->value()->CheckFlag(HInstruction::kUint32)) { | 1983 if (instr->value()->CheckFlag(HInstruction::kUint32)) { |
1983 return DefineAsRegister( | 1984 return DefineAsRegister( |
1984 new(zone()) LUint32ToDouble(UseRegister(instr->value()))); | 1985 new(zone()) LUint32ToDouble(UseRegister(instr->value()))); |
1985 } else { | 1986 } else { |
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2592 | 2593 |
2593 | 2594 |
2594 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2595 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2595 LOperand* object = UseRegister(instr->object()); | 2596 LOperand* object = UseRegister(instr->object()); |
2596 LOperand* index = UseRegister(instr->index()); | 2597 LOperand* index = UseRegister(instr->index()); |
2597 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); | 2598 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); |
2598 } | 2599 } |
2599 | 2600 |
2600 | 2601 |
2601 } } // namespace v8::internal | 2602 } } // namespace v8::internal |
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