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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #if V8_TARGET_ARCH_IA32 | 7 #if V8_TARGET_ARCH_IA32 |
8 | 8 |
9 #include "src/codegen.h" | 9 #include "src/codegen.h" |
10 #include "src/deoptimizer.h" | 10 #include "src/deoptimizer.h" |
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121 Address reloc_end_address = reloc_info->address() + reloc_info->Size(); | 121 Address reloc_end_address = reloc_info->address() + reloc_info->Size(); |
122 RelocInfoWriter reloc_info_writer(reloc_end_address, code_start_address); | 122 RelocInfoWriter reloc_info_writer(reloc_end_address, code_start_address); |
123 | 123 |
124 // Since the call is a relative encoding, write new | 124 // Since the call is a relative encoding, write new |
125 // reloc info. We do not need any of the existing reloc info because the | 125 // reloc info. We do not need any of the existing reloc info because the |
126 // existing code will not be used again (we zap it in debug builds). | 126 // existing code will not be used again (we zap it in debug builds). |
127 // | 127 // |
128 // Emit call to lazy deoptimization at all lazy deopt points. | 128 // Emit call to lazy deoptimization at all lazy deopt points. |
129 DeoptimizationInputData* deopt_data = | 129 DeoptimizationInputData* deopt_data = |
130 DeoptimizationInputData::cast(code->deoptimization_data()); | 130 DeoptimizationInputData::cast(code->deoptimization_data()); |
131 SharedFunctionInfo* shared = | |
132 SharedFunctionInfo::cast(deopt_data->SharedFunctionInfo()); | |
133 shared->EvictFromOptimizedCodeMap(code, "deoptimized code"); | |
134 #ifdef DEBUG | 131 #ifdef DEBUG |
135 Address prev_call_address = NULL; | 132 Address prev_call_address = NULL; |
136 #endif | 133 #endif |
137 // For each LLazyBailout instruction insert a call to the corresponding | 134 // For each LLazyBailout instruction insert a call to the corresponding |
138 // deoptimization entry. | 135 // deoptimization entry. |
139 for (int i = 0; i < deopt_data->DeoptCount(); i++) { | 136 for (int i = 0; i < deopt_data->DeoptCount(); i++) { |
140 if (deopt_data->Pc(i)->value() == -1) continue; | 137 if (deopt_data->Pc(i)->value() == -1) continue; |
141 // Patch lazy deoptimization entry. | 138 // Patch lazy deoptimization entry. |
142 Address call_address = code_start_address + deopt_data->Pc(i)->value(); | 139 Address call_address = code_start_address + deopt_data->Pc(i)->value(); |
143 CodePatcher patcher(call_address, patch_size()); | 140 CodePatcher patcher(call_address, patch_size()); |
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426 UNREACHABLE(); | 423 UNREACHABLE(); |
427 } | 424 } |
428 | 425 |
429 | 426 |
430 #undef __ | 427 #undef __ |
431 | 428 |
432 | 429 |
433 } } // namespace v8::internal | 430 } } // namespace v8::internal |
434 | 431 |
435 #endif // V8_TARGET_ARCH_IA32 | 432 #endif // V8_TARGET_ARCH_IA32 |
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