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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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_WASM_COMPILER_H_ | 5 #ifndef V8_COMPILER_WASM_COMPILER_H_ |
6 #define V8_COMPILER_WASM_COMPILER_H_ | 6 #define V8_COMPILER_WASM_COMPILER_H_ |
7 | 7 |
8 #include <memory> | 8 #include <memory> |
9 | 9 |
10 // Clients of this interface shouldn't depend on lots of compiler internals. | 10 // Clients of this interface shouldn't depend on lots of compiler internals. |
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41 | 41 |
42 // Expose {Node} and {Graph} opaquely as {wasm::TFNode} and {wasm::TFGraph}. | 42 // Expose {Node} and {Graph} opaquely as {wasm::TFNode} and {wasm::TFGraph}. |
43 typedef compiler::Node TFNode; | 43 typedef compiler::Node TFNode; |
44 typedef compiler::JSGraph TFGraph; | 44 typedef compiler::JSGraph TFGraph; |
45 } // namespace wasm | 45 } // namespace wasm |
46 | 46 |
47 namespace compiler { | 47 namespace compiler { |
48 class WasmCompilationUnit final { | 48 class WasmCompilationUnit final { |
49 public: | 49 public: |
50 WasmCompilationUnit(Isolate* isolate, wasm::ModuleBytesEnv* module_env, | 50 WasmCompilationUnit(Isolate* isolate, wasm::ModuleBytesEnv* module_env, |
51 const wasm::WasmFunction* function, bool is_sync = true); | 51 const wasm::WasmFunction* function); |
52 WasmCompilationUnit(Isolate* isolate, wasm::ModuleEnv* module_env, | 52 WasmCompilationUnit(Isolate* isolate, wasm::ModuleEnv* module_env, |
53 wasm::FunctionBody body, wasm::WasmName name, int index, | 53 wasm::FunctionBody body, wasm::WasmName name, int index); |
54 bool is_sync = true); | |
55 | 54 |
56 int func_index() const { return func_index_; } | 55 int func_index() const { return func_index_; } |
57 | 56 |
58 void ReopenCentryStub() { centry_stub_ = handle(*centry_stub_, isolate_); } | 57 void ReopenCentryStub() { centry_stub_ = handle(*centry_stub_, isolate_); } |
59 void ExecuteCompilation(); | 58 void ExecuteCompilation(); |
60 Handle<Code> FinishCompilation(wasm::ErrorThrower* thrower); | 59 Handle<Code> FinishCompilation(wasm::ErrorThrower* thrower); |
61 | 60 |
62 static Handle<Code> CompileWasmFunction(wasm::ErrorThrower* thrower, | 61 static Handle<Code> CompileWasmFunction(wasm::ErrorThrower* thrower, |
63 Isolate* isolate, | 62 Isolate* isolate, |
64 wasm::ModuleBytesEnv* module_env, | 63 wasm::ModuleBytesEnv* module_env, |
65 const wasm::WasmFunction* function); | 64 const wasm::WasmFunction* function); |
66 | 65 |
67 void set_memory_cost(size_t memory_cost) { memory_cost_ = memory_cost; } | 66 void set_memory_cost(size_t memory_cost) { memory_cost_ = memory_cost; } |
68 size_t memory_cost() const { return memory_cost_; } | 67 size_t memory_cost() const { return memory_cost_; } |
69 | 68 |
70 private: | 69 private: |
71 SourcePositionTable* BuildGraphForWasmFunction(double* decode_ms); | 70 SourcePositionTable* BuildGraphForWasmFunction(double* decode_ms); |
72 | 71 |
73 Isolate* isolate_; | 72 Isolate* isolate_; |
74 wasm::ModuleEnv* module_env_; | 73 wasm::ModuleEnv* module_env_; |
75 wasm::FunctionBody func_body_; | 74 wasm::FunctionBody func_body_; |
76 wasm::WasmName func_name_; | 75 wasm::WasmName func_name_; |
77 bool is_sync_; | |
78 // The graph zone is deallocated at the end of ExecuteCompilation by virtue of | 76 // The graph zone is deallocated at the end of ExecuteCompilation by virtue of |
79 // it being zone allocated. | 77 // it being zone allocated. |
80 JSGraph* jsgraph_ = nullptr; | 78 JSGraph* jsgraph_ = nullptr; |
81 // the compilation_zone_, info_, and job_ fields need to survive past | 79 // the compilation_zone_, info_, and job_ fields need to survive past |
82 // ExecuteCompilation, onto FinishCompilation (which happens on the main | 80 // ExecuteCompilation, onto FinishCompilation (which happens on the main |
83 // thread). | 81 // thread). |
84 std::unique_ptr<Zone> compilation_zone_; | 82 std::unique_ptr<Zone> compilation_zone_; |
85 std::unique_ptr<CompilationInfo> info_; | 83 std::unique_ptr<CompilationInfo> info_; |
86 std::unique_ptr<CompilationJob> job_; | 84 std::unique_ptr<CompilationJob> job_; |
87 Handle<Code> centry_stub_; | 85 Handle<Code> centry_stub_; |
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411 wasm::FunctionSig* sig); | 409 wasm::FunctionSig* sig); |
412 | 410 |
413 void SetNeedsStackCheck() { needs_stack_check_ = true; } | 411 void SetNeedsStackCheck() { needs_stack_check_ = true; } |
414 }; | 412 }; |
415 | 413 |
416 } // namespace compiler | 414 } // namespace compiler |
417 } // namespace internal | 415 } // namespace internal |
418 } // namespace v8 | 416 } // namespace v8 |
419 | 417 |
420 #endif // V8_COMPILER_WASM_COMPILER_H_ | 418 #endif // V8_COMPILER_WASM_COMPILER_H_ |
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