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| 1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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| 874 byte* address_; // The address of the code being patched. | 874 byte* address_; // The address of the code being patched. |
| 875 int size_; // Number of bytes of the expected patch size. | 875 int size_; // Number of bytes of the expected patch size. |
| 876 MacroAssembler masm_; // Macro assembler used to generate the code. | 876 MacroAssembler masm_; // Macro assembler used to generate the code. |
| 877 }; | 877 }; |
| 878 | 878 |
| 879 | 879 |
| 880 // ----------------------------------------------------------------------------- | 880 // ----------------------------------------------------------------------------- |
| 881 // Static helper functions. | 881 // Static helper functions. |
| 882 | 882 |
| 883 // Generate an Operand for loading a field from an object. | 883 // Generate an Operand for loading a field from an object. |
| 884 static inline Operand FieldOperand(Register object, int offset) { | 884 inline Operand FieldOperand(Register object, int offset) { |
| 885 return Operand(object, offset - kHeapObjectTag); | 885 return Operand(object, offset - kHeapObjectTag); |
| 886 } | 886 } |
| 887 | 887 |
| 888 | 888 |
| 889 // Generate an Operand for loading an indexed field from an object. | 889 // Generate an Operand for loading an indexed field from an object. |
| 890 static inline Operand FieldOperand(Register object, | 890 inline Operand FieldOperand(Register object, |
| 891 Register index, | 891 Register index, |
| 892 ScaleFactor scale, | 892 ScaleFactor scale, |
| 893 int offset) { | 893 int offset) { |
| 894 return Operand(object, index, scale, offset - kHeapObjectTag); | 894 return Operand(object, index, scale, offset - kHeapObjectTag); |
| 895 } | 895 } |
| 896 | 896 |
| 897 | 897 |
| 898 static inline Operand ContextOperand(Register context, int index) { | 898 inline Operand ContextOperand(Register context, int index) { |
| 899 return Operand(context, Context::SlotOffset(index)); | 899 return Operand(context, Context::SlotOffset(index)); |
| 900 } | 900 } |
| 901 | 901 |
| 902 | 902 |
| 903 static inline Operand GlobalObjectOperand() { | 903 inline Operand GlobalObjectOperand() { |
| 904 return ContextOperand(esi, Context::GLOBAL_INDEX); | 904 return ContextOperand(esi, Context::GLOBAL_INDEX); |
| 905 } | 905 } |
| 906 | 906 |
| 907 | 907 |
| 908 // Generates an Operand for saving parameters after PrepareCallApiFunction. | 908 // Generates an Operand for saving parameters after PrepareCallApiFunction. |
| 909 Operand ApiParameterOperand(int index); | 909 Operand ApiParameterOperand(int index); |
| 910 | 910 |
| 911 | 911 |
| 912 #ifdef GENERATED_CODE_COVERAGE | 912 #ifdef GENERATED_CODE_COVERAGE |
| 913 extern void LogGeneratedCodeCoverage(const char* file_line); | 913 extern void LogGeneratedCodeCoverage(const char* file_line); |
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| 927 } \ | 927 } \ |
| 928 masm-> | 928 masm-> |
| 929 #else | 929 #else |
| 930 #define ACCESS_MASM(masm) masm-> | 930 #define ACCESS_MASM(masm) masm-> |
| 931 #endif | 931 #endif |
| 932 | 932 |
| 933 | 933 |
| 934 } } // namespace v8::internal | 934 } } // namespace v8::internal |
| 935 | 935 |
| 936 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 936 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
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