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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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1924 ASSERT(input_rep.IsSmiOrTagged()); | 1924 ASSERT(input_rep.IsSmiOrTagged()); |
1925 // Register allocator doesn't (yet) support allocation of double | 1925 // Register allocator doesn't (yet) support allocation of double |
1926 // temps. Reserve xmm1 explicitly. | 1926 // temps. Reserve xmm1 explicitly. |
1927 LClampTToUint8* result = new(zone()) LClampTToUint8(reg, | 1927 LClampTToUint8* result = new(zone()) LClampTToUint8(reg, |
1928 FixedTemp(xmm1)); | 1928 FixedTemp(xmm1)); |
1929 return AssignEnvironment(DefineSameAsFirst(result)); | 1929 return AssignEnvironment(DefineSameAsFirst(result)); |
1930 } | 1930 } |
1931 } | 1931 } |
1932 | 1932 |
1933 | 1933 |
| 1934 LInstruction* LChunkBuilder::DoDoubleBits(HDoubleBits* instr) { |
| 1935 HValue* value = instr->value(); |
| 1936 ASSERT(value->representation().IsDouble()); |
| 1937 return DefineAsRegister(new(zone()) LDoubleBits(UseRegister(value))); |
| 1938 } |
| 1939 |
| 1940 |
| 1941 LInstruction* LChunkBuilder::DoConstructDouble(HConstructDouble* instr) { |
| 1942 LOperand* lo = UseRegister(instr->lo()); |
| 1943 LOperand* hi = UseRegister(instr->hi()); |
| 1944 return DefineAsRegister(new(zone()) LConstructDouble(hi, lo)); |
| 1945 } |
| 1946 |
| 1947 |
1934 LInstruction* LChunkBuilder::DoReturn(HReturn* instr) { | 1948 LInstruction* LChunkBuilder::DoReturn(HReturn* instr) { |
1935 LOperand* context = info()->IsStub() ? UseFixed(instr->context(), rsi) : NULL; | 1949 LOperand* context = info()->IsStub() ? UseFixed(instr->context(), rsi) : NULL; |
1936 LOperand* parameter_count = UseRegisterOrConstant(instr->parameter_count()); | 1950 LOperand* parameter_count = UseRegisterOrConstant(instr->parameter_count()); |
1937 return new(zone()) LReturn( | 1951 return new(zone()) LReturn( |
1938 UseFixed(instr->value(), rax), context, parameter_count); | 1952 UseFixed(instr->value(), rax), context, parameter_count); |
1939 } | 1953 } |
1940 | 1954 |
1941 | 1955 |
1942 LInstruction* LChunkBuilder::DoConstant(HConstant* instr) { | 1956 LInstruction* LChunkBuilder::DoConstant(HConstant* instr) { |
1943 Representation r = instr->representation(); | 1957 Representation r = instr->representation(); |
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2518 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2532 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2519 LOperand* object = UseRegister(instr->object()); | 2533 LOperand* object = UseRegister(instr->object()); |
2520 LOperand* index = UseTempRegister(instr->index()); | 2534 LOperand* index = UseTempRegister(instr->index()); |
2521 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); | 2535 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); |
2522 } | 2536 } |
2523 | 2537 |
2524 | 2538 |
2525 } } // namespace v8::internal | 2539 } } // namespace v8::internal |
2526 | 2540 |
2527 #endif // V8_TARGET_ARCH_X64 | 2541 #endif // V8_TARGET_ARCH_X64 |
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