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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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1158 } else { | 1158 } else { |
1159 sequence++; // Skip the kCallOpcode byte | 1159 sequence++; // Skip the kCallOpcode byte |
1160 Address target_address = sequence + *reinterpret_cast<int*>(sequence) + | 1160 Address target_address = sequence + *reinterpret_cast<int*>(sequence) + |
1161 Assembler::kCallTargetAddressOffset; | 1161 Assembler::kCallTargetAddressOffset; |
1162 Code* stub = GetCodeFromTargetAddress(target_address); | 1162 Code* stub = GetCodeFromTargetAddress(target_address); |
1163 GetCodeAgeAndParity(stub, age, parity); | 1163 GetCodeAgeAndParity(stub, age, parity); |
1164 } | 1164 } |
1165 } | 1165 } |
1166 | 1166 |
1167 | 1167 |
1168 void Code::PatchPlatformCodeAge(byte* sequence, | 1168 void Code::PatchPlatformCodeAge(Isolate* isolate, |
| 1169 byte* sequence, |
1169 Code::Age age, | 1170 Code::Age age, |
1170 MarkingParity parity) { | 1171 MarkingParity parity) { |
1171 uint32_t young_length; | 1172 uint32_t young_length; |
1172 byte* young_sequence = GetNoCodeAgeSequence(&young_length); | 1173 byte* young_sequence = GetNoCodeAgeSequence(&young_length); |
1173 if (age == kNoAge) { | 1174 if (age == kNoAge) { |
1174 CopyBytes(sequence, young_sequence, young_length); | 1175 CopyBytes(sequence, young_sequence, young_length); |
1175 CPU::FlushICache(sequence, young_length); | 1176 CPU::FlushICache(sequence, young_length); |
1176 } else { | 1177 } else { |
1177 Code* stub = GetCodeAgeStub(age, parity); | 1178 Code* stub = GetCodeAgeStub(isolate, age, parity); |
1178 CodePatcher patcher(sequence, young_length); | 1179 CodePatcher patcher(sequence, young_length); |
1179 patcher.masm()->call(stub->instruction_start(), RelocInfo::NONE32); | 1180 patcher.masm()->call(stub->instruction_start(), RelocInfo::NONE32); |
1180 } | 1181 } |
1181 } | 1182 } |
1182 | 1183 |
1183 | 1184 |
1184 } } // namespace v8::internal | 1185 } } // namespace v8::internal |
1185 | 1186 |
1186 #endif // V8_TARGET_ARCH_IA32 | 1187 #endif // V8_TARGET_ARCH_IA32 |
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