OLD | NEW |
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. |
(...skipping 84 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
95 Assembler::FlushICache(isolate_, p, count * sizeof(uint32_t)); | 95 Assembler::FlushICache(isolate_, p, count * sizeof(uint32_t)); |
96 } | 96 } |
97 } | 97 } |
98 | 98 |
99 | 99 |
100 Address RelocInfo::target_address() { | 100 Address RelocInfo::target_address() { |
101 DCHECK(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_)); | 101 DCHECK(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_)); |
102 return Assembler::target_address_at(pc_, host_); | 102 return Assembler::target_address_at(pc_, host_); |
103 } | 103 } |
104 | 104 |
105 Address RelocInfo::wasm_memory_reference() { | |
106 DCHECK(IsWasmMemoryReference(rmode_)); | |
107 return Assembler::target_address_at(pc_, host_); | |
108 } | |
109 | 105 |
110 Address RelocInfo::target_address_address() { | 106 Address RelocInfo::target_address_address() { |
111 DCHECK(IsCodeTarget(rmode_) || | 107 DCHECK(IsCodeTarget(rmode_) || |
112 IsRuntimeEntry(rmode_) || | 108 IsRuntimeEntry(rmode_) || |
113 rmode_ == EMBEDDED_OBJECT || | 109 rmode_ == EMBEDDED_OBJECT || |
114 rmode_ == EXTERNAL_REFERENCE); | 110 rmode_ == EXTERNAL_REFERENCE); |
115 // Read the address of the word containing the target_address in an | 111 // Read the address of the word containing the target_address in an |
116 // instruction stream. | 112 // instruction stream. |
117 // The only architecture-independent user of this function is the serializer. | 113 // The only architecture-independent user of this function is the serializer. |
118 // The serializer uses it to find out how many raw bytes of instruction to | 114 // The serializer uses it to find out how many raw bytes of instruction to |
(...skipping 32 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
151 Assembler::set_target_address_at(isolate_, pc_, host_, target, | 147 Assembler::set_target_address_at(isolate_, pc_, host_, target, |
152 icache_flush_mode); | 148 icache_flush_mode); |
153 if (write_barrier_mode == UPDATE_WRITE_BARRIER && | 149 if (write_barrier_mode == UPDATE_WRITE_BARRIER && |
154 host() != NULL && IsCodeTarget(rmode_)) { | 150 host() != NULL && IsCodeTarget(rmode_)) { |
155 Object* target_code = Code::GetCodeFromTargetAddress(target); | 151 Object* target_code = Code::GetCodeFromTargetAddress(target); |
156 host()->GetHeap()->incremental_marking()->RecordWriteIntoCode( | 152 host()->GetHeap()->incremental_marking()->RecordWriteIntoCode( |
157 host(), this, HeapObject::cast(target_code)); | 153 host(), this, HeapObject::cast(target_code)); |
158 } | 154 } |
159 } | 155 } |
160 | 156 |
161 void RelocInfo::update_wasm_memory_reference( | |
162 Address old_base, Address new_base, size_t old_size, size_t new_size, | |
163 ICacheFlushMode icache_flush_mode) { | |
164 DCHECK(IsWasmMemoryReference(rmode_)); | |
165 DCHECK(old_base <= wasm_memory_reference() && | |
166 wasm_memory_reference() < old_base + old_size); | |
167 Address updated_reference = new_base + (wasm_memory_reference() - old_base); | |
168 DCHECK(new_base <= updated_reference && | |
169 updated_reference < new_base + new_size); | |
170 Assembler::set_target_address_at(isolate_, pc_, host_, updated_reference, | |
171 icache_flush_mode); | |
172 } | |
173 | 157 |
174 Address Assembler::target_address_from_return_address(Address pc) { | 158 Address Assembler::target_address_from_return_address(Address pc) { |
175 return pc - kCallTargetAddressOffset; | 159 return pc - kCallTargetAddressOffset; |
176 } | 160 } |
177 | 161 |
178 | 162 |
179 void Assembler::set_target_internal_reference_encoded_at(Address pc, | 163 void Assembler::set_target_internal_reference_encoded_at(Address pc, |
180 Address target) { | 164 Address target) { |
181 // Encoded internal references are j/jal instructions. | 165 // Encoded internal references are j/jal instructions. |
182 Instr instr = Assembler::instr_at(pc + 0 * Assembler::kInstrSize); | 166 Instr instr = Assembler::instr_at(pc + 0 * Assembler::kInstrSize); |
(...skipping 300 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
483 void Assembler::emit(uint64_t data) { | 467 void Assembler::emit(uint64_t data) { |
484 CheckForEmitInForbiddenSlot(); | 468 CheckForEmitInForbiddenSlot(); |
485 EmitHelper(data); | 469 EmitHelper(data); |
486 } | 470 } |
487 | 471 |
488 | 472 |
489 } // namespace internal | 473 } // namespace internal |
490 } // namespace v8 | 474 } // namespace v8 |
491 | 475 |
492 #endif // V8_MIPS_ASSEMBLER_MIPS_INL_H_ | 476 #endif // V8_MIPS_ASSEMBLER_MIPS_INL_H_ |
OLD | NEW |