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1 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 1 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
2 // All Rights Reserved. | 2 // All Rights Reserved. |
3 // | 3 // |
4 // Redistribution and use in source and binary forms, with or without | 4 // Redistribution and use in source and binary forms, with or without |
5 // modification, are permitted provided that the following conditions | 5 // modification, are permitted provided that the following conditions |
6 // are met: | 6 // are met: |
7 // | 7 // |
8 // - Redistributions of source code must retain the above copyright notice, | 8 // - Redistributions of source code must retain the above copyright notice, |
9 // this list of conditions and the following disclaimer. | 9 // this list of conditions and the following disclaimer. |
10 // | 10 // |
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937 // Record a comment relocation entry that can be used by a disassembler. | 937 // Record a comment relocation entry that can be used by a disassembler. |
938 // Use --debug_code to enable. | 938 // Use --debug_code to enable. |
939 void RecordComment(const char* msg); | 939 void RecordComment(const char* msg); |
940 | 940 |
941 void RecordPosition(int pos); | 941 void RecordPosition(int pos); |
942 void RecordStatementPosition(int pos); | 942 void RecordStatementPosition(int pos); |
943 void WriteRecordedPositions(); | 943 void WriteRecordedPositions(); |
944 | 944 |
945 int pc_offset() const { return pc_ - buffer_; } | 945 int pc_offset() const { return pc_ - buffer_; } |
946 int current_position() const { return current_position_; } | 946 int current_position() const { return current_position_; } |
947 int current_statement_position() const { return current_position_; } | 947 int current_statement_position() const { return current_statement_position_; } |
948 | 948 |
949 protected: | 949 protected: |
950 int buffer_space() const { return reloc_info_writer.pos() - pc_; } | 950 int buffer_space() const { return reloc_info_writer.pos() - pc_; } |
951 | 951 |
952 // Read/patch instructions | 952 // Read/patch instructions |
953 static Instr instr_at(byte* pc) { return *reinterpret_cast<Instr*>(pc); } | 953 static Instr instr_at(byte* pc) { return *reinterpret_cast<Instr*>(pc); } |
954 void instr_at_put(byte* pc, Instr instr) { | 954 void instr_at_put(byte* pc, Instr instr) { |
955 *reinterpret_cast<Instr*>(pc) = instr; | 955 *reinterpret_cast<Instr*>(pc) = instr; |
956 } | 956 } |
957 Instr instr_at(int pos) { return *reinterpret_cast<Instr*>(buffer_ + pos); } | 957 Instr instr_at(int pos) { return *reinterpret_cast<Instr*>(buffer_ + pos); } |
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1073 void RecordRelocInfo(RelocInfo::Mode rmode, intptr_t data = 0); | 1073 void RecordRelocInfo(RelocInfo::Mode rmode, intptr_t data = 0); |
1074 | 1074 |
1075 friend class RegExpMacroAssemblerARM; | 1075 friend class RegExpMacroAssemblerARM; |
1076 friend class RelocInfo; | 1076 friend class RelocInfo; |
1077 friend class CodePatcher; | 1077 friend class CodePatcher; |
1078 }; | 1078 }; |
1079 | 1079 |
1080 } } // namespace v8::internal | 1080 } } // namespace v8::internal |
1081 | 1081 |
1082 #endif // V8_ARM_ASSEMBLER_ARM_H_ | 1082 #endif // V8_ARM_ASSEMBLER_ARM_H_ |
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