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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 are | 5 // modification, are permitted provided that the following conditions are |
6 // met: | 6 // 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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1122 | 1122 |
1123 protected: | 1123 protected: |
1124 // Relocation for a type-recording IC has the AST id added to it. This | 1124 // Relocation for a type-recording IC has the AST id added to it. This |
1125 // member variable is a way to pass the information from the call site to | 1125 // member variable is a way to pass the information from the call site to |
1126 // the relocation info. | 1126 // the relocation info. |
1127 TypeFeedbackId recorded_ast_id_; | 1127 TypeFeedbackId recorded_ast_id_; |
1128 | 1128 |
1129 int32_t buffer_space() const { return reloc_info_writer.pos() - pc_; } | 1129 int32_t buffer_space() const { return reloc_info_writer.pos() - pc_; } |
1130 | 1130 |
1131 // Decode branch instruction at pos and return branch target pos. | 1131 // Decode branch instruction at pos and return branch target pos. |
1132 int target_at(int32_t pos, bool is_internal); | 1132 int target_at(int pos, bool is_internal); |
1133 | 1133 |
1134 // Patch branch instruction at pos to branch to given branch target pos. | 1134 // Patch branch instruction at pos to branch to given branch target pos. |
1135 void target_at_put(int32_t pos, int32_t target_pos, bool is_internal); | 1135 void target_at_put(int pos, int target_pos, bool is_internal); |
1136 | 1136 |
1137 // Say if we need to relocate with this mode. | 1137 // Say if we need to relocate with this mode. |
1138 bool MustUseReg(RelocInfo::Mode rmode); | 1138 bool MustUseReg(RelocInfo::Mode rmode); |
1139 | 1139 |
1140 // Record reloc info for current pc_. | 1140 // Record reloc info for current pc_. |
1141 void RecordRelocInfo(RelocInfo::Mode rmode, intptr_t data = 0); | 1141 void RecordRelocInfo(RelocInfo::Mode rmode, intptr_t data = 0); |
1142 | 1142 |
1143 // Block the emission of the trampoline pool before pc_offset. | 1143 // Block the emission of the trampoline pool before pc_offset. |
1144 void BlockTrampolinePoolBefore(int pc_offset) { | 1144 void BlockTrampolinePoolBefore(int pc_offset) { |
1145 if (no_trampoline_pool_before_ < pc_offset) | 1145 if (no_trampoline_pool_before_ < pc_offset) |
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1387 class EnsureSpace BASE_EMBEDDED { | 1387 class EnsureSpace BASE_EMBEDDED { |
1388 public: | 1388 public: |
1389 explicit EnsureSpace(Assembler* assembler) { | 1389 explicit EnsureSpace(Assembler* assembler) { |
1390 assembler->CheckBuffer(); | 1390 assembler->CheckBuffer(); |
1391 } | 1391 } |
1392 }; | 1392 }; |
1393 | 1393 |
1394 } } // namespace v8::internal | 1394 } } // namespace v8::internal |
1395 | 1395 |
1396 #endif // V8_ARM_ASSEMBLER_MIPS_H_ | 1396 #endif // V8_ARM_ASSEMBLER_MIPS_H_ |
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