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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 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 WASM_RUN_UTILS_H | 5 #ifndef WASM_RUN_UTILS_H |
6 #define WASM_RUN_UTILS_H | 6 #define WASM_RUN_UTILS_H |
7 | 7 |
8 #include <stdint.h> | 8 #include <stdint.h> |
9 #include <stdlib.h> | 9 #include <stdlib.h> |
10 #include <string.h> | 10 #include <string.h> |
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133 | 133 |
134 template <typename T> | 134 template <typename T> |
135 T* raw_mem_end() { | 135 T* raw_mem_end() { |
136 DCHECK(instance->mem_start); | 136 DCHECK(instance->mem_start); |
137 return reinterpret_cast<T*>(instance->mem_start + instance->mem_size); | 137 return reinterpret_cast<T*>(instance->mem_start + instance->mem_size); |
138 } | 138 } |
139 | 139 |
140 template <typename T> | 140 template <typename T> |
141 T raw_mem_at(int i) { | 141 T raw_mem_at(int i) { |
142 DCHECK(instance->mem_start); | 142 DCHECK(instance->mem_start); |
143 return ReadMemory(&(reinterpret_cast<T*>(instance->mem_start)[i])); | 143 return reinterpret_cast<T*>(instance->mem_start)[i]; |
144 } | 144 } |
145 | 145 |
146 template <typename T> | 146 template <typename T> |
147 T raw_val_at(int i) { | 147 T raw_val_at(int i) { |
148 return ReadMemory(reinterpret_cast<T*>(instance->mem_start + i)); | 148 T val; |
149 } | 149 memcpy(&val, reinterpret_cast<void*>(instance->mem_start + i), sizeof(T)); |
150 | 150 return val; |
151 template <typename T> | |
152 void WriteMemory(T* p, T val) { | |
153 WriteLittleEndianValue<T>(p, val); | |
154 } | |
155 | |
156 template <typename T> | |
157 T ReadMemory(T* p) { | |
158 return ReadLittleEndianValue<T>(p); | |
159 } | 151 } |
160 | 152 |
161 // Zero-initialize the memory. | 153 // Zero-initialize the memory. |
162 void BlankMemory() { | 154 void BlankMemory() { |
163 byte* raw = raw_mem_start<byte>(); | 155 byte* raw = raw_mem_start<byte>(); |
164 memset(raw, 0, instance->mem_size); | 156 memset(raw, 0, instance->mem_size); |
165 } | 157 } |
166 | 158 |
167 // Pseudo-randomly intialize the memory. | 159 // Pseudo-randomly intialize the memory. |
168 void RandomizeMemory(unsigned int seed = 88) { | 160 void RandomizeMemory(unsigned int seed = 88) { |
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763 // interpreter. | 755 // interpreter. |
764 #define WASM_EXEC_TEST(name) \ | 756 #define WASM_EXEC_TEST(name) \ |
765 void RunWasm_##name(WasmExecutionMode execution_mode); \ | 757 void RunWasm_##name(WasmExecutionMode execution_mode); \ |
766 TEST(RunWasmCompiled_##name) { RunWasm_##name(kExecuteCompiled); } \ | 758 TEST(RunWasmCompiled_##name) { RunWasm_##name(kExecuteCompiled); } \ |
767 TEST(RunWasmInterpreted_##name) { RunWasm_##name(kExecuteInterpreted); } \ | 759 TEST(RunWasmInterpreted_##name) { RunWasm_##name(kExecuteInterpreted); } \ |
768 void RunWasm_##name(WasmExecutionMode execution_mode) | 760 void RunWasm_##name(WasmExecutionMode execution_mode) |
769 | 761 |
770 } // namespace | 762 } // namespace |
771 | 763 |
772 #endif | 764 #endif |
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