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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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| 1069 // The function may have already been optimized by OSR. Simply continue. | 1069 // The function may have already been optimized by OSR. Simply continue. |
| 1070 // Except when OSR already disabled optimization for some reason. | 1070 // Except when OSR already disabled optimization for some reason. |
| 1071 if (info->shared_info()->optimization_disabled()) { | 1071 if (info->shared_info()->optimization_disabled()) { |
| 1072 info->AbortOptimization(); | 1072 info->AbortOptimization(); |
| 1073 InstallFullCode(*info); | 1073 InstallFullCode(*info); |
| 1074 if (FLAG_trace_concurrent_recompilation) { | 1074 if (FLAG_trace_concurrent_recompilation) { |
| 1075 PrintF(" ** aborting optimization for "); | 1075 PrintF(" ** aborting optimization for "); |
| 1076 info->closure()->PrintName(); | 1076 info->closure()->PrintName(); |
| 1077 PrintF(" as it has been disabled.\n"); | 1077 PrintF(" as it has been disabled.\n"); |
| 1078 } | 1078 } |
| 1079 ASSERT(!info->closure()->IsMarkedForInstallingRecompiledCode()); | 1079 ASSERT(!info->closure()->IsInRecompileQueue()); |
| 1080 return Handle<Code>::null(); | 1080 return Handle<Code>::null(); |
| 1081 } | 1081 } |
| 1082 | 1082 |
| 1083 Isolate* isolate = info->isolate(); | 1083 Isolate* isolate = info->isolate(); |
| 1084 VMState<COMPILER> state(isolate); | 1084 VMState<COMPILER> state(isolate); |
| 1085 Logger::TimerEventScope timer( | 1085 Logger::TimerEventScope timer( |
| 1086 isolate, Logger::TimerEventScope::v8_recompile_synchronous); | 1086 isolate, Logger::TimerEventScope::v8_recompile_synchronous); |
| 1087 // If crankshaft succeeded, install the optimized code else install | 1087 // If crankshaft succeeded, install the optimized code else install |
| 1088 // the unoptimized code. | 1088 // the unoptimized code. |
| 1089 OptimizingCompiler::Status status = optimizing_compiler->last_status(); | 1089 OptimizingCompiler::Status status = optimizing_compiler->last_status(); |
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| 1116 info->closure()->PrintName(); | 1116 info->closure()->PrintName(); |
| 1117 PrintF(" installed.\n"); | 1117 PrintF(" installed.\n"); |
| 1118 } | 1118 } |
| 1119 } else { | 1119 } else { |
| 1120 info->AbortOptimization(); | 1120 info->AbortOptimization(); |
| 1121 InstallFullCode(*info); | 1121 InstallFullCode(*info); |
| 1122 } | 1122 } |
| 1123 // Optimized code is finally replacing unoptimized code. Reset the latter's | 1123 // Optimized code is finally replacing unoptimized code. Reset the latter's |
| 1124 // profiler ticks to prevent too soon re-opt after a deopt. | 1124 // profiler ticks to prevent too soon re-opt after a deopt. |
| 1125 info->shared_info()->code()->set_profiler_ticks(0); | 1125 info->shared_info()->code()->set_profiler_ticks(0); |
| 1126 ASSERT(!info->closure()->IsMarkedForInstallingRecompiledCode()); | 1126 ASSERT(!info->closure()->IsInRecompileQueue()); |
| 1127 return (status == OptimizingCompiler::SUCCEEDED) ? info->code() | 1127 return (status == OptimizingCompiler::SUCCEEDED) ? info->code() |
| 1128 : Handle<Code>::null(); | 1128 : Handle<Code>::null(); |
| 1129 } | 1129 } |
| 1130 | 1130 |
| 1131 | 1131 |
| 1132 Handle<SharedFunctionInfo> Compiler::BuildFunctionInfo(FunctionLiteral* literal, | 1132 Handle<SharedFunctionInfo> Compiler::BuildFunctionInfo(FunctionLiteral* literal, |
| 1133 Handle<Script> script) { | 1133 Handle<Script> script) { |
| 1134 // Precondition: code has been parsed and scopes have been analyzed. | 1134 // Precondition: code has been parsed and scopes have been analyzed. |
| 1135 CompilationInfoWithZone info(script); | 1135 CompilationInfoWithZone info(script); |
| 1136 info.SetFunction(literal); | 1136 info.SetFunction(literal); |
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| 1291 AllowHandleDereference allow_deref; | 1291 AllowHandleDereference allow_deref; |
| 1292 bool tracing_on = info()->IsStub() | 1292 bool tracing_on = info()->IsStub() |
| 1293 ? FLAG_trace_hydrogen_stubs | 1293 ? FLAG_trace_hydrogen_stubs |
| 1294 : (FLAG_trace_hydrogen && | 1294 : (FLAG_trace_hydrogen && |
| 1295 info()->closure()->PassesFilter(FLAG_trace_hydrogen_filter)); | 1295 info()->closure()->PassesFilter(FLAG_trace_hydrogen_filter)); |
| 1296 return (tracing_on && | 1296 return (tracing_on && |
| 1297 OS::StrChr(const_cast<char*>(FLAG_trace_phase), name_[0]) != NULL); | 1297 OS::StrChr(const_cast<char*>(FLAG_trace_phase), name_[0]) != NULL); |
| 1298 } | 1298 } |
| 1299 | 1299 |
| 1300 } } // namespace v8::internal | 1300 } } // namespace v8::internal |
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