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| 1 // Copyright 2006-2009 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2009 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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| 4689         __ mov(pc, Operand(lr), LeaveCC, eq);  // Return equal | 4689         __ mov(pc, Operand(lr), LeaveCC, eq);  // Return equal | 
| 4690         if (cc == le) { | 4690         if (cc == le) { | 
| 4691           __ mov(r0, Operand(GREATER));  // NaN <= NaN should fail. | 4691           __ mov(r0, Operand(GREATER));  // NaN <= NaN should fail. | 
| 4692         } else { | 4692         } else { | 
| 4693           __ mov(r0, Operand(LESS));     // NaN >= NaN should fail. | 4693           __ mov(r0, Operand(LESS));     // NaN >= NaN should fail. | 
| 4694         } | 4694         } | 
| 4695       } | 4695       } | 
| 4696       __ mov(pc, Operand(lr));  // Return. | 4696       __ mov(pc, Operand(lr));  // Return. | 
| 4697     } | 4697     } | 
| 4698     // No fall through here. | 4698     // No fall through here. | 
| 4699  } | 4699   } | 
| 4700 | 4700 | 
| 4701   __ bind(¬_identical); | 4701   __ bind(¬_identical); | 
| 4702 } | 4702 } | 
| 4703 | 4703 | 
| 4704 | 4704 | 
| 4705 // See comment at call site. | 4705 // See comment at call site. | 
| 4706 static void EmitSmiNonsmiComparison(MacroAssembler* masm, | 4706 static void EmitSmiNonsmiComparison(MacroAssembler* masm, | 
| 4707                                     Label* rhs_not_nan, | 4707                                     Label* rhs_not_nan, | 
| 4708                                     Label* slow, | 4708                                     Label* slow, | 
| 4709                                     bool strict) { | 4709                                     bool strict) { | 
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| 6503   __ bind(&slow); | 6503   __ bind(&slow); | 
| 6504   __ mov(r0, Operand(argc_));  // Setup the number of arguments. | 6504   __ mov(r0, Operand(argc_));  // Setup the number of arguments. | 
| 6505   __ mov(r2, Operand(0)); | 6505   __ mov(r2, Operand(0)); | 
| 6506   __ GetBuiltinEntry(r3, Builtins::CALL_NON_FUNCTION); | 6506   __ GetBuiltinEntry(r3, Builtins::CALL_NON_FUNCTION); | 
| 6507   __ Jump(Handle<Code>(Builtins::builtin(Builtins::ArgumentsAdaptorTrampoline)), | 6507   __ Jump(Handle<Code>(Builtins::builtin(Builtins::ArgumentsAdaptorTrampoline)), | 
| 6508           RelocInfo::CODE_TARGET); | 6508           RelocInfo::CODE_TARGET); | 
| 6509 } | 6509 } | 
| 6510 | 6510 | 
| 6511 | 6511 | 
| 6512 const char* CompareStub::GetName() { | 6512 const char* CompareStub::GetName() { | 
| 6513   switch(cc_) { | 6513   switch (cc_) { | 
| 6514     case lt: return "CompareStub_LT"; | 6514     case lt: return "CompareStub_LT"; | 
| 6515     case gt: return "CompareStub_GT"; | 6515     case gt: return "CompareStub_GT"; | 
| 6516     case le: return "CompareStub_LE"; | 6516     case le: return "CompareStub_LE"; | 
| 6517     case ge: return "CompareStub_GE"; | 6517     case ge: return "CompareStub_GE"; | 
| 6518     case ne: { | 6518     case ne: { | 
| 6519       if (strict_) { | 6519       if (strict_) { | 
| 6520         if (never_nan_nan_) { | 6520         if (never_nan_nan_) { | 
| 6521           return "CompareStub_NE_STRICT_NO_NAN"; | 6521           return "CompareStub_NE_STRICT_NO_NAN"; | 
| 6522         } else { | 6522         } else { | 
| 6523           return "CompareStub_NE_STRICT"; | 6523           return "CompareStub_NE_STRICT"; | 
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| 6555   ASSERT(static_cast<unsigned>(cc_) < (1 << 14)); | 6555   ASSERT(static_cast<unsigned>(cc_) < (1 << 14)); | 
| 6556   int nnn_value = (never_nan_nan_ ? 2 : 0); | 6556   int nnn_value = (never_nan_nan_ ? 2 : 0); | 
| 6557   if (cc_ != eq) nnn_value = 0;  // Avoid duplicate stubs. | 6557   if (cc_ != eq) nnn_value = 0;  // Avoid duplicate stubs. | 
| 6558   return (static_cast<unsigned>(cc_) >> 26) | nnn_value | (strict_ ? 1 : 0); | 6558   return (static_cast<unsigned>(cc_) >> 26) | nnn_value | (strict_ ? 1 : 0); | 
| 6559 } | 6559 } | 
| 6560 | 6560 | 
| 6561 | 6561 | 
| 6562 #undef __ | 6562 #undef __ | 
| 6563 | 6563 | 
| 6564 } }  // namespace v8::internal | 6564 } }  // namespace v8::internal | 
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