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Side by Side Diff: src/wasm/wasm-module.h

Issue 2021323003: [wasm] remove faux code objects Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 6 months ago
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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_MODULE_H_ 5 #ifndef V8_WASM_MODULE_H_
6 #define V8_WASM_MODULE_H_ 6 #define V8_WASM_MODULE_H_
7 7
8 #include "src/wasm/wasm-opcodes.h" 8 #include "src/wasm/wasm-opcodes.h"
9 #include "src/wasm/wasm-result.h" 9 #include "src/wasm/wasm-result.h"
10 10
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229 size_t mem_size; // size of the linear memory. 229 size_t mem_size; // size of the linear memory.
230 // -- raw globals ----------------------------------------------------------- 230 // -- raw globals -----------------------------------------------------------
231 byte* globals_start; // start of the globals area. 231 byte* globals_start; // start of the globals area.
232 232
233 explicit WasmModuleInstance(const WasmModule* m) 233 explicit WasmModuleInstance(const WasmModule* m)
234 : module(m), 234 : module(m),
235 function_code(m->functions.size()), 235 function_code(m->functions.size()),
236 mem_start(nullptr), 236 mem_start(nullptr),
237 mem_size(0), 237 mem_size(0),
238 globals_start(nullptr) {} 238 globals_start(nullptr) {}
239 void PopulateExportTable(const std::vector<Handle<Code>>& compiled_functions,
240 const std::vector<uint16_t>& functions);
239 }; 241 };
240 242
241 // forward declaration.
242 class WasmLinker;
243
244 // Interface provided to the decoder/graph builder which contains only 243 // Interface provided to the decoder/graph builder which contains only
245 // minimal information about the globals, functions, and function tables. 244 // minimal information about the globals, functions, and function tables.
246 struct ModuleEnv { 245 struct ModuleEnv {
247 const WasmModule* module; 246 const WasmModule* module;
248 WasmModuleInstance* instance; 247 WasmModuleInstance* instance;
249 WasmLinker* linker;
250 ModuleOrigin origin; 248 ModuleOrigin origin;
251 249
252 bool IsValidGlobal(uint32_t index) { 250 bool IsValidGlobal(uint32_t index) {
253 return module && index < module->globals.size(); 251 return module && index < module->globals.size();
254 } 252 }
255 bool IsValidFunction(uint32_t index) const { 253 bool IsValidFunction(uint32_t index) const {
256 return module && index < module->functions.size(); 254 return module && index < module->functions.size();
257 } 255 }
258 bool IsValidSignature(uint32_t index) { 256 bool IsValidSignature(uint32_t index) {
259 return module && index < module->signatures.size(); 257 return module && index < module->signatures.size();
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329 // secure. If it turns out that we need more complete checks, we could add a 327 // secure. If it turns out that we need more complete checks, we could add a
330 // special marker as internal field, which will definitely never occur anywhere 328 // special marker as internal field, which will definitely never occur anywhere
331 // else. 329 // else.
332 bool IsWasmObject(Handle<JSObject> object); 330 bool IsWasmObject(Handle<JSObject> object);
333 331
334 } // namespace wasm 332 } // namespace wasm
335 } // namespace internal 333 } // namespace internal
336 } // namespace v8 334 } // namespace v8
337 335
338 #endif // V8_WASM_MODULE_H_ 336 #endif // V8_WASM_MODULE_H_
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