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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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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695 } | 695 } |
696 | 696 |
697 void Generate(MacroAssembler* masm); | 697 void Generate(MacroAssembler* masm); |
698 void GenerateSmiCode(MacroAssembler* masm, Label* slow); | 698 void GenerateSmiCode(MacroAssembler* masm, Label* slow); |
699 void GenerateLoadArguments(MacroAssembler* masm); | 699 void GenerateLoadArguments(MacroAssembler* masm); |
700 void GenerateReturn(MacroAssembler* masm); | 700 void GenerateReturn(MacroAssembler* masm); |
701 void GenerateHeapResultAllocation(MacroAssembler* masm, Label* alloc_failure); | 701 void GenerateHeapResultAllocation(MacroAssembler* masm, Label* alloc_failure); |
702 | 702 |
703 // Args in registers are always OK for ADD and SUB. Floating-point MUL and DIV | 703 // Args in registers are always OK for ADD and SUB. Floating-point MUL and DIV |
704 // are also OK. Though MUL and DIV on SMIs modify the original registers so | 704 // are also OK. Though MUL and DIV on SMIs modify the original registers so |
705 // we need to push args on stack anyway. | 705 // we need to push args on stack anyway. |
706 bool ArgsInRegistersSupported() { | 706 bool ArgsInRegistersSupported() { |
707 return ((op_ == Token::ADD) || (op_ == Token::SUB)) || | 707 return ((op_ == Token::ADD) || (op_ == Token::SUB)) || |
708 (((op_ == Token::MUL) || (op_ == Token::DIV)) | 708 (((op_ == Token::MUL) || (op_ == Token::DIV)) |
709 && (flags_ == NO_SMI_CODE_IN_STUB)); | 709 && (flags_ == NO_SMI_CODE_IN_STUB)); |
710 } | 710 } |
711 bool IsOperationCommutative() { | 711 bool IsOperationCommutative() { |
712 return (op_ == Token::ADD) || (op_ == Token::MUL); | 712 return (op_ == Token::ADD) || (op_ == Token::MUL); |
713 } | 713 } |
714 | 714 |
715 void SetArgsInRegisters() { args_in_registers_ = true; } | 715 void SetArgsInRegisters() { args_in_registers_ = true; } |
716 void SetArgsReversed() { args_reversed_ = true; } | 716 void SetArgsReversed() { args_reversed_ = true; } |
717 bool HasSmiCodeInStub() { return (flags_ & NO_SMI_CODE_IN_STUB) == 0; } | 717 bool HasSmiCodeInStub() { return (flags_ & NO_SMI_CODE_IN_STUB) == 0; } |
718 bool HasArgumentsInRegisters() { return args_in_registers_; } | 718 bool HasArgumentsInRegisters() { return args_in_registers_; } |
719 bool HasArgumentsReversed() { return args_reversed_; } | 719 bool HasArgumentsReversed() { return args_reversed_; } |
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799 Major MajorKey() { return StringCompare; } | 799 Major MajorKey() { return StringCompare; } |
800 int MinorKey() { return 0; } | 800 int MinorKey() { return 0; } |
801 | 801 |
802 void Generate(MacroAssembler* masm); | 802 void Generate(MacroAssembler* masm); |
803 }; | 803 }; |
804 | 804 |
805 | 805 |
806 } } // namespace v8::internal | 806 } } // namespace v8::internal |
807 | 807 |
808 #endif // V8_IA32_CODEGEN_IA32_H_ | 808 #endif // V8_IA32_CODEGEN_IA32_H_ |
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