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1 | 1 |
2 // Copyright (c) 1994-2006 Sun Microsystems Inc. | 2 // Copyright (c) 1994-2006 Sun Microsystems Inc. |
3 // All Rights Reserved. | 3 // All Rights Reserved. |
4 // | 4 // |
5 // Redistribution and use in source and binary forms, with or without | 5 // Redistribution and use in source and binary forms, with or without |
6 // modification, are permitted provided that the following conditions are | 6 // modification, are permitted provided that the following conditions are |
7 // met: | 7 // met: |
8 // | 8 // |
9 // - Redistributions of source code must retain the above copyright notice, | 9 // - Redistributions of source code must retain the above copyright notice, |
10 // this list of conditions and the following disclaimer. | 10 // this list of conditions and the following disclaimer. |
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131 UNREACHABLE(); | 131 UNREACHABLE(); |
132 return NULL; | 132 return NULL; |
133 } | 133 } |
134 | 134 |
135 | 135 |
136 int RelocInfo::target_address_size() { | 136 int RelocInfo::target_address_size() { |
137 return Assembler::kSpecialTargetSize; | 137 return Assembler::kSpecialTargetSize; |
138 } | 138 } |
139 | 139 |
140 | 140 |
141 void RelocInfo::set_target_address(Address target, | |
142 WriteBarrierMode write_barrier_mode, | |
143 ICacheFlushMode icache_flush_mode) { | |
144 DCHECK(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_)); | |
145 Assembler::set_target_address_at(isolate_, pc_, host_, target, | |
146 icache_flush_mode); | |
147 if (write_barrier_mode == UPDATE_WRITE_BARRIER && | |
148 host() != NULL && IsCodeTarget(rmode_)) { | |
149 Object* target_code = Code::GetCodeFromTargetAddress(target); | |
150 host()->GetHeap()->incremental_marking()->RecordWriteIntoCode( | |
151 host(), this, HeapObject::cast(target_code)); | |
152 } | |
153 } | |
154 | |
155 Address Assembler::target_address_from_return_address(Address pc) { | 141 Address Assembler::target_address_from_return_address(Address pc) { |
156 return pc - kCallTargetAddressOffset; | 142 return pc - kCallTargetAddressOffset; |
157 } | 143 } |
158 | 144 |
159 | 145 |
160 void Assembler::set_target_internal_reference_encoded_at(Address pc, | 146 void Assembler::set_target_internal_reference_encoded_at(Address pc, |
161 Address target) { | 147 Address target) { |
162 Instr instr1 = Assembler::instr_at(pc + 0 * Assembler::kInstrSize); | 148 Instr instr1 = Assembler::instr_at(pc + 0 * Assembler::kInstrSize); |
163 Instr instr2 = Assembler::instr_at(pc + 1 * Assembler::kInstrSize); | 149 Instr instr2 = Assembler::instr_at(pc + 1 * Assembler::kInstrSize); |
164 DCHECK(Assembler::IsLui(instr1)); | 150 DCHECK(Assembler::IsLui(instr1)); |
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489 CheckBuffer(); | 475 CheckBuffer(); |
490 } | 476 } |
491 EmitHelper(x, is_compact_branch); | 477 EmitHelper(x, is_compact_branch); |
492 } | 478 } |
493 | 479 |
494 | 480 |
495 } // namespace internal | 481 } // namespace internal |
496 } // namespace v8 | 482 } // namespace v8 |
497 | 483 |
498 #endif // V8_MIPS_ASSEMBLER_MIPS_INL_H_ | 484 #endif // V8_MIPS_ASSEMBLER_MIPS_INL_H_ |
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