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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_WASM_WASM_MODULE_BUILDER_H_ | 5 #ifndef V8_WASM_WASM_MODULE_BUILDER_H_ |
6 #define V8_WASM_WASM_MODULE_BUILDER_H_ | 6 #define V8_WASM_WASM_MODULE_BUILDER_H_ |
7 | 7 |
8 #include "src/signature.h" | 8 #include "src/signature.h" |
9 #include "src/zone/zone-containers.h" | 9 #include "src/zone/zone-containers.h" |
10 | 10 |
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125 void EmitCode(const byte* code, uint32_t code_size); | 125 void EmitCode(const byte* code, uint32_t code_size); |
126 void Emit(WasmOpcode opcode); | 126 void Emit(WasmOpcode opcode); |
127 void EmitGetLocal(uint32_t index); | 127 void EmitGetLocal(uint32_t index); |
128 void EmitSetLocal(uint32_t index); | 128 void EmitSetLocal(uint32_t index); |
129 void EmitTeeLocal(uint32_t index); | 129 void EmitTeeLocal(uint32_t index); |
130 void EmitI32Const(int32_t val); | 130 void EmitI32Const(int32_t val); |
131 void EmitWithU8(WasmOpcode opcode, const byte immediate); | 131 void EmitWithU8(WasmOpcode opcode, const byte immediate); |
132 void EmitWithU8U8(WasmOpcode opcode, const byte imm1, const byte imm2); | 132 void EmitWithU8U8(WasmOpcode opcode, const byte imm1, const byte imm2); |
133 void EmitWithVarInt(WasmOpcode opcode, uint32_t immediate); | 133 void EmitWithVarInt(WasmOpcode opcode, uint32_t immediate); |
134 void EmitDirectCallIndex(uint32_t index); | 134 void EmitDirectCallIndex(uint32_t index); |
135 void SetExported(); | 135 void Export(); |
136 void SetName(const char* name, int name_length); | 136 void ExportAs(Vector<const char> name); |
| 137 void SetName(Vector<const char> name); |
137 | 138 |
138 void WriteSignature(ZoneBuffer& buffer) const; | 139 void WriteSignature(ZoneBuffer& buffer) const; |
139 void WriteExport(ZoneBuffer& buffer) const; | 140 void WriteExport(ZoneBuffer& buffer) const; |
140 void WriteBody(ZoneBuffer& buffer) const; | 141 void WriteBody(ZoneBuffer& buffer) const; |
141 | 142 |
142 bool exported() { return exported_; } | 143 bool exported() { return exported_; } |
143 uint32_t func_index() { return func_index_; } | 144 uint32_t func_index() { return func_index_; } |
144 FunctionSig* signature(); | 145 FunctionSig* signature(); |
145 | 146 |
146 private: | 147 private: |
147 explicit WasmFunctionBuilder(WasmModuleBuilder* builder); | 148 explicit WasmFunctionBuilder(WasmModuleBuilder* builder); |
148 friend class WasmModuleBuilder; | 149 friend class WasmModuleBuilder; |
149 friend class WasmTemporary; | 150 friend class WasmTemporary; |
150 | 151 |
151 struct DirectCallIndex { | 152 struct DirectCallIndex { |
152 size_t offset; | 153 size_t offset; |
153 uint32_t direct_index; | 154 uint32_t direct_index; |
154 }; | 155 }; |
155 | 156 |
156 WasmModuleBuilder* builder_; | 157 WasmModuleBuilder* builder_; |
157 LocalDeclEncoder locals_; | 158 LocalDeclEncoder locals_; |
158 uint32_t signature_index_; | 159 uint32_t signature_index_; |
159 bool exported_; | 160 bool exported_; |
160 uint32_t func_index_; | 161 uint32_t func_index_; |
161 ZoneVector<uint8_t> body_; | 162 ZoneVector<uint8_t> body_; |
162 ZoneVector<char> name_; | 163 ZoneVector<char> name_; |
| 164 ZoneVector<char> exported_name_; |
163 ZoneVector<uint32_t> i32_temps_; | 165 ZoneVector<uint32_t> i32_temps_; |
164 ZoneVector<uint32_t> i64_temps_; | 166 ZoneVector<uint32_t> i64_temps_; |
165 ZoneVector<uint32_t> f32_temps_; | 167 ZoneVector<uint32_t> f32_temps_; |
166 ZoneVector<uint32_t> f64_temps_; | 168 ZoneVector<uint32_t> f64_temps_; |
167 ZoneVector<DirectCallIndex> direct_calls_; | 169 ZoneVector<DirectCallIndex> direct_calls_; |
168 }; | 170 }; |
169 | 171 |
170 class WasmTemporary { | 172 class WasmTemporary { |
171 public: | 173 public: |
172 WasmTemporary(WasmFunctionBuilder* builder, LocalType type) { | 174 WasmTemporary(WasmFunctionBuilder* builder, LocalType type) { |
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269 | 271 |
270 inline FunctionSig* WasmFunctionBuilder::signature() { | 272 inline FunctionSig* WasmFunctionBuilder::signature() { |
271 return builder_->signatures_[signature_index_]; | 273 return builder_->signatures_[signature_index_]; |
272 } | 274 } |
273 | 275 |
274 } // namespace wasm | 276 } // namespace wasm |
275 } // namespace internal | 277 } // namespace internal |
276 } // namespace v8 | 278 } // namespace v8 |
277 | 279 |
278 #endif // V8_WASM_WASM_MODULE_BUILDER_H_ | 280 #endif // V8_WASM_WASM_MODULE_BUILDER_H_ |
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