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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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1927 return AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result))); | 1927 return AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result))); |
1928 } else if (val->HasRange() && val->range()->IsInSmiRange()) { | 1928 } else if (val->HasRange() && val->range()->IsInSmiRange()) { |
1929 return DefineAsRegister(new(zone()) LSmiTag(value)); | 1929 return DefineAsRegister(new(zone()) LSmiTag(value)); |
1930 } else { | 1930 } else { |
1931 LNumberTagI* result = new(zone()) LNumberTagI(value); | 1931 LNumberTagI* result = new(zone()) LNumberTagI(value); |
1932 return AssignEnvironment(AssignPointerMap(DefineAsRegister(result))); | 1932 return AssignEnvironment(AssignPointerMap(DefineAsRegister(result))); |
1933 } | 1933 } |
1934 } else if (to.IsSmi()) { | 1934 } else if (to.IsSmi()) { |
1935 HValue* val = instr->value(); | 1935 HValue* val = instr->value(); |
1936 LOperand* value = UseRegister(val); | 1936 LOperand* value = UseRegister(val); |
1937 LInstruction* result = | 1937 LInstruction* result = val->CheckFlag(HInstruction::kUint32) |
1938 DefineSameAsFirst(new(zone()) LInteger32ToSmi(value)); | 1938 ? DefineSameAsFirst(new(zone()) LUint32ToSmi(value)) |
| 1939 : DefineSameAsFirst(new(zone()) LInteger32ToSmi(value)); |
1939 if (val->HasRange() && val->range()->IsInSmiRange()) { | 1940 if (val->HasRange() && val->range()->IsInSmiRange()) { |
1940 return result; | 1941 return result; |
1941 } | 1942 } |
1942 return AssignEnvironment(result); | 1943 return AssignEnvironment(result); |
1943 } else { | 1944 } else { |
1944 ASSERT(to.IsDouble()); | 1945 ASSERT(to.IsDouble()); |
1945 if (instr->value()->CheckFlag(HInstruction::kUint32)) { | 1946 if (instr->value()->CheckFlag(HInstruction::kUint32)) { |
1946 return DefineAsRegister( | 1947 return DefineAsRegister( |
1947 new(zone()) LUint32ToDouble(UseRegister(instr->value()))); | 1948 new(zone()) LUint32ToDouble(UseRegister(instr->value()))); |
1948 } else { | 1949 } else { |
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2580 | 2581 |
2581 | 2582 |
2582 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2583 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2583 LOperand* object = UseRegister(instr->object()); | 2584 LOperand* object = UseRegister(instr->object()); |
2584 LOperand* index = UseRegister(instr->index()); | 2585 LOperand* index = UseRegister(instr->index()); |
2585 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); | 2586 return DefineAsRegister(new(zone()) LLoadFieldByIndex(object, index)); |
2586 } | 2587 } |
2587 | 2588 |
2588 | 2589 |
2589 } } // namespace v8::internal | 2590 } } // namespace v8::internal |
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