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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/compiler.h" | 5 #include "src/compiler.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 | 8 |
9 #include "src/ast/ast-numbering.h" | 9 #include "src/ast/ast-numbering.h" |
10 #include "src/ast/prettyprinter.h" | 10 #include "src/ast/prettyprinter.h" |
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892 | 892 |
893 bool Compiler::ParseAndAnalyze(ParseInfo* info) { | 893 bool Compiler::ParseAndAnalyze(ParseInfo* info) { |
894 if (!Parser::ParseStatic(info)) return false; | 894 if (!Parser::ParseStatic(info)) return false; |
895 return Compiler::Analyze(info); | 895 return Compiler::Analyze(info); |
896 } | 896 } |
897 | 897 |
898 | 898 |
899 static bool GetOptimizedCodeNow(CompilationInfo* info) { | 899 static bool GetOptimizedCodeNow(CompilationInfo* info) { |
900 Isolate* isolate = info->isolate(); | 900 Isolate* isolate = info->isolate(); |
901 CanonicalHandleScope canonical(isolate); | 901 CanonicalHandleScope canonical(isolate); |
902 TimerEventScope<TimerEventOptimizeCode> optimizeCodeTimer(isolate); | |
Michael Starzinger
2016/02/03 15:36:26
nit: s/optimizeCodeTimer/optimize_code_timer/
Camillo Bruni
2016/02/04 17:48:33
arg, I fall back to easily to camelCase when progr
| |
902 | 903 |
903 if (!Compiler::ParseAndAnalyze(info->parse_info())) return false; | 904 if (!Compiler::ParseAndAnalyze(info->parse_info())) return false; |
904 | 905 |
905 TimerEventScope<TimerEventRecompileSynchronous> timer(isolate); | 906 TimerEventScope<TimerEventRecompileSynchronous> timer(isolate); |
906 | 907 |
907 OptimizedCompileJob job(info); | 908 OptimizedCompileJob job(info); |
908 if (job.CreateGraph() != OptimizedCompileJob::SUCCEEDED || | 909 if (job.CreateGraph() != OptimizedCompileJob::SUCCEEDED || |
909 job.OptimizeGraph() != OptimizedCompileJob::SUCCEEDED || | 910 job.OptimizeGraph() != OptimizedCompileJob::SUCCEEDED || |
910 job.GenerateCode() != OptimizedCompileJob::SUCCEEDED) { | 911 job.GenerateCode() != OptimizedCompileJob::SUCCEEDED) { |
911 if (FLAG_trace_opt) { | 912 if (FLAG_trace_opt) { |
912 PrintF("[aborted optimizing "); | 913 PrintF("[aborted optimizing "); |
913 info->closure()->ShortPrint(); | 914 info->closure()->ShortPrint(); |
914 PrintF(" because: %s]\n", GetBailoutReason(info->bailout_reason())); | 915 PrintF(" because: %s]\n", GetBailoutReason(info->bailout_reason())); |
915 } | 916 } |
916 return false; | 917 return false; |
917 } | 918 } |
918 | 919 |
919 // Success! | 920 // Success! |
920 DCHECK(!isolate->has_pending_exception()); | 921 DCHECK(!isolate->has_pending_exception()); |
921 InsertCodeIntoOptimizedCodeMap(info); | 922 InsertCodeIntoOptimizedCodeMap(info); |
922 RecordFunctionCompilation(Logger::LAZY_COMPILE_TAG, info, | 923 RecordFunctionCompilation(Logger::LAZY_COMPILE_TAG, info, |
923 info->shared_info()); | 924 info->shared_info()); |
924 return true; | 925 return true; |
925 } | 926 } |
926 | 927 |
927 | 928 |
928 static bool GetOptimizedCodeLater(CompilationInfo* info) { | 929 static bool GetOptimizedCodeLater(CompilationInfo* info) { |
929 Isolate* isolate = info->isolate(); | 930 Isolate* isolate = info->isolate(); |
930 CanonicalHandleScope canonical(isolate); | 931 CanonicalHandleScope canonical(isolate); |
932 TimerEventScope<TimerEventOptimizeCode> optimizeCodeTimer(isolate); | |
Michael Starzinger
2016/02/03 15:36:26
nit: s/optimizeCodeTimer/optimize_code_timer/
| |
931 | 933 |
932 if (!isolate->optimizing_compile_dispatcher()->IsQueueAvailable()) { | 934 if (!isolate->optimizing_compile_dispatcher()->IsQueueAvailable()) { |
933 if (FLAG_trace_concurrent_recompilation) { | 935 if (FLAG_trace_concurrent_recompilation) { |
934 PrintF(" ** Compilation queue full, will retry optimizing "); | 936 PrintF(" ** Compilation queue full, will retry optimizing "); |
935 info->closure()->ShortPrint(); | 937 info->closure()->ShortPrint(); |
936 PrintF(" later.\n"); | 938 PrintF(" later.\n"); |
937 } | 939 } |
938 return false; | 940 return false; |
939 } | 941 } |
940 | 942 |
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1185 Handle<ScopeInfo> scope_info = | 1187 Handle<ScopeInfo> scope_info = |
1186 ScopeInfo::Create(info.isolate(), info.zone(), info.scope()); | 1188 ScopeInfo::Create(info.isolate(), info.zone(), info.scope()); |
1187 info.shared_info()->set_scope_info(*scope_info); | 1189 info.shared_info()->set_scope_info(*scope_info); |
1188 } | 1190 } |
1189 tracker.RecordRootFunctionInfo(info.code()); | 1191 tracker.RecordRootFunctionInfo(info.code()); |
1190 } | 1192 } |
1191 | 1193 |
1192 | 1194 |
1193 static Handle<SharedFunctionInfo> CompileToplevel(CompilationInfo* info) { | 1195 static Handle<SharedFunctionInfo> CompileToplevel(CompilationInfo* info) { |
1194 Isolate* isolate = info->isolate(); | 1196 Isolate* isolate = info->isolate(); |
1197 TimerEventScope<TimerEventCompileCode> timer(isolate); | |
Michael Starzinger
2016/02/03 15:36:26
This does not cover lazily compiled functions, and
| |
1195 PostponeInterruptsScope postpone(isolate); | 1198 PostponeInterruptsScope postpone(isolate); |
1196 DCHECK(!isolate->native_context().is_null()); | 1199 DCHECK(!isolate->native_context().is_null()); |
1197 ParseInfo* parse_info = info->parse_info(); | 1200 ParseInfo* parse_info = info->parse_info(); |
1198 Handle<Script> script = parse_info->script(); | 1201 Handle<Script> script = parse_info->script(); |
1199 | 1202 |
1200 // TODO(svenpanne) Obscure place for this, perhaps move to OnBeforeCompile? | 1203 // TODO(svenpanne) Obscure place for this, perhaps move to OnBeforeCompile? |
1201 FixedArray* array = isolate->native_context()->embedder_data(); | 1204 FixedArray* array = isolate->native_context()->embedder_data(); |
1202 script->set_context_data(array->get(v8::Context::kDebugIdIndex)); | 1205 script->set_context_data(array->get(v8::Context::kDebugIdIndex)); |
1203 | 1206 |
1204 isolate->debug()->OnBeforeCompile(script); | 1207 isolate->debug()->OnBeforeCompile(script); |
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1837 } | 1840 } |
1838 | 1841 |
1839 #if DEBUG | 1842 #if DEBUG |
1840 void CompilationInfo::PrintAstForTesting() { | 1843 void CompilationInfo::PrintAstForTesting() { |
1841 PrintF("--- Source from AST ---\n%s\n", | 1844 PrintF("--- Source from AST ---\n%s\n", |
1842 PrettyPrinter(isolate()).PrintProgram(literal())); | 1845 PrettyPrinter(isolate()).PrintProgram(literal())); |
1843 } | 1846 } |
1844 #endif | 1847 #endif |
1845 } // namespace internal | 1848 } // namespace internal |
1846 } // namespace v8 | 1849 } // namespace v8 |
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