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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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1242 // Use --trace-deopt to enable. | 1242 // Use --trace-deopt to enable. |
1243 void RecordDeoptReason(const int reason, int raw_position, int id); | 1243 void RecordDeoptReason(const int reason, int raw_position, int id); |
1244 | 1244 |
1245 // Writes a single byte or word of data in the code stream. Used | 1245 // Writes a single byte or word of data in the code stream. Used |
1246 // for inline tables, e.g., jump-tables. | 1246 // for inline tables, e.g., jump-tables. |
1247 void db(uint8_t data); | 1247 void db(uint8_t data); |
1248 void dd(uint32_t data); | 1248 void dd(uint32_t data); |
1249 void dq(uint64_t data); | 1249 void dq(uint64_t data); |
1250 void dp(uintptr_t data); | 1250 void dp(uintptr_t data); |
1251 | 1251 |
1252 AssemblerPositionsRecorder* positions_recorder() { | |
1253 return &positions_recorder_; | |
1254 } | |
1255 | |
1256 void PatchConstantPoolAccessInstruction(int pc_offset, int offset, | 1252 void PatchConstantPoolAccessInstruction(int pc_offset, int offset, |
1257 ConstantPoolEntry::Access access, | 1253 ConstantPoolEntry::Access access, |
1258 ConstantPoolEntry::Type type) { | 1254 ConstantPoolEntry::Type type) { |
1259 // No embedded constant pool support. | 1255 // No embedded constant pool support. |
1260 UNREACHABLE(); | 1256 UNREACHABLE(); |
1261 } | 1257 } |
1262 | 1258 |
1263 // Read/patch instructions | 1259 // Read/patch instructions |
1264 SixByteInstr instr_at(int pos) { | 1260 SixByteInstr instr_at(int pos) { |
1265 return Instruction::InstructionBits(buffer_ + pos); | 1261 return Instruction::InstructionBits(buffer_ + pos); |
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1441 void print(Label* L); | 1437 void print(Label* L); |
1442 int max_reach_from(int pos); | 1438 int max_reach_from(int pos); |
1443 void bind_to(Label* L, int pos); | 1439 void bind_to(Label* L, int pos); |
1444 void next(Label* L); | 1440 void next(Label* L); |
1445 | 1441 |
1446 friend class RegExpMacroAssemblerS390; | 1442 friend class RegExpMacroAssemblerS390; |
1447 friend class RelocInfo; | 1443 friend class RelocInfo; |
1448 friend class CodePatcher; | 1444 friend class CodePatcher; |
1449 | 1445 |
1450 List<Handle<Code> > code_targets_; | 1446 List<Handle<Code> > code_targets_; |
1451 | |
1452 AssemblerPositionsRecorder positions_recorder_; | |
1453 friend class AssemblerPositionsRecorder; | |
1454 friend class EnsureSpace; | 1447 friend class EnsureSpace; |
1455 }; | 1448 }; |
1456 | 1449 |
1457 class EnsureSpace BASE_EMBEDDED { | 1450 class EnsureSpace BASE_EMBEDDED { |
1458 public: | 1451 public: |
1459 explicit EnsureSpace(Assembler* assembler) { assembler->CheckBuffer(); } | 1452 explicit EnsureSpace(Assembler* assembler) { assembler->CheckBuffer(); } |
1460 }; | 1453 }; |
1461 | 1454 |
1462 } // namespace internal | 1455 } // namespace internal |
1463 } // namespace v8 | 1456 } // namespace v8 |
1464 | 1457 |
1465 #endif // V8_S390_ASSEMBLER_S390_H_ | 1458 #endif // V8_S390_ASSEMBLER_S390_H_ |
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