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Issue 1211453002: Reland "Keep a canonical list of shared function infos." (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: fix alwaysopt Created 5 years, 6 months ago
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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 #ifndef V8_COMPILER_H_ 5 #ifndef V8_COMPILER_H_
6 #define V8_COMPILER_H_ 6 #define V8_COMPILER_H_
7 7
8 #include "src/allocation.h" 8 #include "src/allocation.h"
9 #include "src/ast.h" 9 #include "src/ast.h"
10 #include "src/bailout-reason.h" 10 #include "src/bailout-reason.h"
(...skipping 110 matching lines...) Expand 10 before | Expand all | Expand 10 after
121 kDebug = 1 << 6, 121 kDebug = 1 << 6,
122 kCompilingForDebugging = 1 << 7, 122 kCompilingForDebugging = 1 << 7,
123 kSerializing = 1 << 8, 123 kSerializing = 1 << 8,
124 kContextSpecializing = 1 << 9, 124 kContextSpecializing = 1 << 9,
125 kInliningEnabled = 1 << 10, 125 kInliningEnabled = 1 << 10,
126 kTypingEnabled = 1 << 11, 126 kTypingEnabled = 1 << 11,
127 kDisableFutureOptimization = 1 << 12, 127 kDisableFutureOptimization = 1 << 12,
128 kSplittingEnabled = 1 << 13, 128 kSplittingEnabled = 1 << 13,
129 kTypeFeedbackEnabled = 1 << 14, 129 kTypeFeedbackEnabled = 1 << 14,
130 kDeoptimizationEnabled = 1 << 15, 130 kDeoptimizationEnabled = 1 << 15,
131 kSourcePositionsEnabled = 1 << 16 131 kSourcePositionsEnabled = 1 << 16,
132 kFirstCompile = 1 << 17,
132 }; 133 };
133 134
134 explicit CompilationInfo(ParseInfo* parse_info); 135 explicit CompilationInfo(ParseInfo* parse_info);
135 CompilationInfo(CodeStub* stub, Isolate* isolate, Zone* zone); 136 CompilationInfo(CodeStub* stub, Isolate* isolate, Zone* zone);
136 virtual ~CompilationInfo(); 137 virtual ~CompilationInfo();
137 138
138 ParseInfo* parse_info() const { return parse_info_; } 139 ParseInfo* parse_info() const { return parse_info_; }
139 140
140 // ----------------------------------------------------------- 141 // -----------------------------------------------------------
141 // TODO(titzer): inline and delete accessors of ParseInfo 142 // TODO(titzer): inline and delete accessors of ParseInfo
(...skipping 97 matching lines...) Expand 10 before | Expand all | Expand 10 after
239 bool is_inlining_enabled() const { return GetFlag(kInliningEnabled); } 240 bool is_inlining_enabled() const { return GetFlag(kInliningEnabled); }
240 241
241 void MarkAsTypingEnabled() { SetFlag(kTypingEnabled); } 242 void MarkAsTypingEnabled() { SetFlag(kTypingEnabled); }
242 243
243 bool is_typing_enabled() const { return GetFlag(kTypingEnabled); } 244 bool is_typing_enabled() const { return GetFlag(kTypingEnabled); }
244 245
245 void MarkAsSplittingEnabled() { SetFlag(kSplittingEnabled); } 246 void MarkAsSplittingEnabled() { SetFlag(kSplittingEnabled); }
246 247
247 bool is_splitting_enabled() const { return GetFlag(kSplittingEnabled); } 248 bool is_splitting_enabled() const { return GetFlag(kSplittingEnabled); }
248 249
250 void MarkAsFirstCompile() { SetFlag(kFirstCompile); }
251
252 bool is_first_compile() const { return GetFlag(kFirstCompile); }
253
249 bool IsCodePreAgingActive() const { 254 bool IsCodePreAgingActive() const {
250 return FLAG_optimize_for_size && FLAG_age_code && !will_serialize() && 255 return FLAG_optimize_for_size && FLAG_age_code && !will_serialize() &&
251 !is_debug(); 256 !is_debug();
252 } 257 }
253 258
254 void EnsureFeedbackVector(); 259 void EnsureFeedbackVector();
255 Handle<TypeFeedbackVector> feedback_vector() const { 260 Handle<TypeFeedbackVector> feedback_vector() const {
256 return feedback_vector_; 261 return feedback_vector_;
257 } 262 }
258 void SetCode(Handle<Code> code) { code_ = code; } 263 void SetCode(Handle<Code> code) { code_ = code; }
(...skipping 380 matching lines...) Expand 10 before | Expand all | Expand 10 after
639 Handle<Object> source_map_url, Handle<Context> context, 644 Handle<Object> source_map_url, Handle<Context> context,
640 v8::Extension* extension, ScriptData** cached_data, 645 v8::Extension* extension, ScriptData** cached_data,
641 ScriptCompiler::CompileOptions compile_options, 646 ScriptCompiler::CompileOptions compile_options,
642 NativesFlag is_natives_code, bool is_module); 647 NativesFlag is_natives_code, bool is_module);
643 648
644 static Handle<SharedFunctionInfo> CompileStreamedScript(Handle<Script> script, 649 static Handle<SharedFunctionInfo> CompileStreamedScript(Handle<Script> script,
645 ParseInfo* info, 650 ParseInfo* info,
646 int source_length); 651 int source_length);
647 652
648 // Create a shared function info object (the code may be lazily compiled). 653 // Create a shared function info object (the code may be lazily compiled).
649 static Handle<SharedFunctionInfo> BuildFunctionInfo(FunctionLiteral* node, 654 static Handle<SharedFunctionInfo> GetSharedFunctionInfo(
650 Handle<Script> script, 655 FunctionLiteral* node, Handle<Script> script, CompilationInfo* outer);
651 CompilationInfo* outer);
652 656
653 enum ConcurrencyMode { NOT_CONCURRENT, CONCURRENT }; 657 enum ConcurrencyMode { NOT_CONCURRENT, CONCURRENT };
654 658
655 // Generate and return optimized code or start a concurrent optimization job. 659 // Generate and return optimized code or start a concurrent optimization job.
656 // In the latter case, return the InOptimizationQueue builtin. On failure, 660 // In the latter case, return the InOptimizationQueue builtin. On failure,
657 // return the empty handle. 661 // return the empty handle.
658 MUST_USE_RESULT static MaybeHandle<Code> GetOptimizedCode( 662 MUST_USE_RESULT static MaybeHandle<Code> GetOptimizedCode(
659 Handle<JSFunction> function, 663 Handle<JSFunction> function,
660 Handle<Code> current_code, 664 Handle<Code> current_code,
661 ConcurrencyMode mode, 665 ConcurrencyMode mode,
(...skipping 28 matching lines...) Expand all
690 Zone zone_; 694 Zone zone_;
691 size_t info_zone_start_allocation_size_; 695 size_t info_zone_start_allocation_size_;
692 base::ElapsedTimer timer_; 696 base::ElapsedTimer timer_;
693 697
694 DISALLOW_COPY_AND_ASSIGN(CompilationPhase); 698 DISALLOW_COPY_AND_ASSIGN(CompilationPhase);
695 }; 699 };
696 700
697 } } // namespace v8::internal 701 } } // namespace v8::internal
698 702
699 #endif // V8_COMPILER_H_ 703 #endif // V8_COMPILER_H_
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