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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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915 Register mask_reg); | 915 Register mask_reg); |
916 | 916 |
917 // Helper for throwing exceptions. Compute a handler address and jump to | 917 // Helper for throwing exceptions. Compute a handler address and jump to |
918 // it. See the implementation for register usage. | 918 // it. See the implementation for register usage. |
919 void JumpToHandlerEntry(); | 919 void JumpToHandlerEntry(); |
920 | 920 |
921 // Compute memory operands for safepoint stack slots. | 921 // Compute memory operands for safepoint stack slots. |
922 Operand SafepointRegisterSlot(Register reg); | 922 Operand SafepointRegisterSlot(Register reg); |
923 static int SafepointRegisterStackIndex(int reg_code); | 923 static int SafepointRegisterStackIndex(int reg_code); |
924 | 924 |
925 // Needs access to SafepointRegisterStackIndex for optimized frame | 925 // Needs access to SafepointRegisterStackIndex for compiled frame |
926 // traversal. | 926 // traversal. |
927 friend class OptimizedFrame; | 927 friend class CompiledFrame; |
928 }; | 928 }; |
929 | 929 |
930 | 930 |
931 // The code patcher is used to patch (typically) small parts of code e.g. for | 931 // The code patcher is used to patch (typically) small parts of code e.g. for |
932 // debugging and other types of instrumentation. When using the code patcher | 932 // debugging and other types of instrumentation. When using the code patcher |
933 // the exact number of bytes specified must be emitted. Is not legal to emit | 933 // the exact number of bytes specified must be emitted. Is not legal to emit |
934 // relocation information. If any of these constraints are violated it causes | 934 // relocation information. If any of these constraints are violated it causes |
935 // an assertion. | 935 // an assertion. |
936 class CodePatcher { | 936 class CodePatcher { |
937 public: | 937 public: |
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998 } \ | 998 } \ |
999 masm-> | 999 masm-> |
1000 #else | 1000 #else |
1001 #define ACCESS_MASM(masm) masm-> | 1001 #define ACCESS_MASM(masm) masm-> |
1002 #endif | 1002 #endif |
1003 | 1003 |
1004 | 1004 |
1005 } } // namespace v8::internal | 1005 } } // namespace v8::internal |
1006 | 1006 |
1007 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ | 1007 #endif // V8_IA32_MACRO_ASSEMBLER_IA32_H_ |
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