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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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1995 : NULL; | 1995 : NULL; |
1996 LNumberTagU* result = new(zone()) LNumberTagU(value, temp); | 1996 LNumberTagU* result = new(zone()) LNumberTagU(value, temp); |
1997 return AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result))); | 1997 return AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result))); |
1998 } else { | 1998 } else { |
1999 LNumberTagI* result = new(zone()) LNumberTagI(value); | 1999 LNumberTagI* result = new(zone()) LNumberTagI(value); |
2000 return AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result))); | 2000 return AssignEnvironment(AssignPointerMap(DefineSameAsFirst(result))); |
2001 } | 2001 } |
2002 } else if (to.IsSmi()) { | 2002 } else if (to.IsSmi()) { |
2003 HValue* val = instr->value(); | 2003 HValue* val = instr->value(); |
2004 LOperand* value = UseRegister(val); | 2004 LOperand* value = UseRegister(val); |
2005 LInstruction* result = | 2005 LInstruction* result = val->CheckFlag(HInstruction::kUint32) |
2006 DefineSameAsFirst(new(zone()) LInteger32ToSmi(value)); | 2006 ? DefineSameAsFirst(new(zone()) LUint32ToSmi(value)) |
| 2007 : DefineSameAsFirst(new(zone()) LInteger32ToSmi(value)); |
2007 if (val->HasRange() && val->range()->IsInSmiRange()) { | 2008 if (val->HasRange() && val->range()->IsInSmiRange()) { |
2008 return result; | 2009 return result; |
2009 } | 2010 } |
2010 return AssignEnvironment(result); | 2011 return AssignEnvironment(result); |
2011 } else { | 2012 } else { |
2012 ASSERT(to.IsDouble()); | 2013 ASSERT(to.IsDouble()); |
2013 if (instr->value()->CheckFlag(HInstruction::kUint32)) { | 2014 if (instr->value()->CheckFlag(HInstruction::kUint32)) { |
2014 LOperand* temp = FixedTemp(xmm1); | 2015 LOperand* temp = FixedTemp(xmm1); |
2015 return DefineAsRegister( | 2016 return DefineAsRegister( |
2016 new(zone()) LUint32ToDouble(UseRegister(instr->value()), temp)); | 2017 new(zone()) LUint32ToDouble(UseRegister(instr->value()), temp)); |
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2735 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { | 2736 LInstruction* LChunkBuilder::DoLoadFieldByIndex(HLoadFieldByIndex* instr) { |
2736 LOperand* object = UseRegister(instr->object()); | 2737 LOperand* object = UseRegister(instr->object()); |
2737 LOperand* index = UseTempRegister(instr->index()); | 2738 LOperand* index = UseTempRegister(instr->index()); |
2738 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); | 2739 return DefineSameAsFirst(new(zone()) LLoadFieldByIndex(object, index)); |
2739 } | 2740 } |
2740 | 2741 |
2741 | 2742 |
2742 } } // namespace v8::internal | 2743 } } // namespace v8::internal |
2743 | 2744 |
2744 #endif // V8_TARGET_ARCH_IA32 | 2745 #endif // V8_TARGET_ARCH_IA32 |
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