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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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951 isolate->heap()->CollectGarbage(NEW_SPACE, "parallel recompile"); | 951 isolate->heap()->CollectGarbage(NEW_SPACE, "parallel recompile"); |
952 isolate->optimizing_compiler_thread()->QueueForOptimization(compiler); | 952 isolate->optimizing_compiler_thread()->QueueForOptimization(compiler); |
953 } else if (status == OptimizingCompiler::BAILED_OUT) { | 953 } else if (status == OptimizingCompiler::BAILED_OUT) { |
954 isolate->clear_pending_exception(); | 954 isolate->clear_pending_exception(); |
955 InstallFullCode(*info); | 955 InstallFullCode(*info); |
956 } | 956 } |
957 } | 957 } |
958 } | 958 } |
959 } | 959 } |
960 | 960 |
961 if (shared->code()->stack_check_patched_for_osr()) { | 961 if (shared->code()->back_edges_patched_for_osr()) { |
962 // At this point we either put the function on recompilation queue or | 962 // At this point we either put the function on recompilation queue or |
963 // aborted optimization. In either case we want to continue executing | 963 // aborted optimization. In either case we want to continue executing |
964 // the unoptimized code without running into OSR. If the unoptimized | 964 // the unoptimized code without running into OSR. If the unoptimized |
965 // code has been patched for OSR, unpatch it. | 965 // code has been patched for OSR, unpatch it. |
966 InterruptStub interrupt_stub; | 966 InterruptStub interrupt_stub; |
967 Handle<Code> check_code = interrupt_stub.GetCode(isolate); | 967 Handle<Code> interrupt_code = interrupt_stub.GetCode(isolate); |
968 Handle<Code> replacement_code = | 968 Handle<Code> replacement_code = |
969 isolate->builtins()->OnStackReplacement(); | 969 isolate->builtins()->OnStackReplacement(); |
970 Deoptimizer::RevertStackCheckCode(shared->code(), | 970 Deoptimizer::RevertInterruptCode(shared->code(), |
971 *check_code, | 971 *interrupt_code, |
972 *replacement_code); | 972 *replacement_code); |
973 } | 973 } |
974 | 974 |
975 if (isolate->has_pending_exception()) isolate->clear_pending_exception(); | 975 if (isolate->has_pending_exception()) isolate->clear_pending_exception(); |
976 } | 976 } |
977 | 977 |
978 | 978 |
979 void Compiler::InstallOptimizedCode(OptimizingCompiler* optimizing_compiler) { | 979 void Compiler::InstallOptimizedCode(OptimizingCompiler* optimizing_compiler) { |
980 SmartPointer<CompilationInfo> info(optimizing_compiler->info()); | 980 SmartPointer<CompilationInfo> info(optimizing_compiler->info()); |
981 // The function may have already been optimized by OSR. Simply continue. | 981 // The function may have already been optimized by OSR. Simply continue. |
982 // Except when OSR already disabled optimization for some reason. | 982 // Except when OSR already disabled optimization for some reason. |
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1159 } | 1159 } |
1160 } | 1160 } |
1161 | 1161 |
1162 GDBJIT(AddCode(Handle<String>(shared->DebugName()), | 1162 GDBJIT(AddCode(Handle<String>(shared->DebugName()), |
1163 Handle<Script>(info->script()), | 1163 Handle<Script>(info->script()), |
1164 Handle<Code>(info->code()), | 1164 Handle<Code>(info->code()), |
1165 info)); | 1165 info)); |
1166 } | 1166 } |
1167 | 1167 |
1168 } } // namespace v8::internal | 1168 } } // namespace v8::internal |
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