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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 #include "src/asmjs/asm-js.h" | 5 #include "src/asmjs/asm-js.h" |
6 | 6 |
7 #include "src/api-natives.h" | 7 #include "src/api-natives.h" |
8 #include "src/api.h" | 8 #include "src/api.h" |
9 #include "src/asmjs/asm-typer.h" | 9 #include "src/asmjs/asm-typer.h" |
10 #include "src/asmjs/asm-wasm-builder.h" | 10 #include "src/asmjs/asm-wasm-builder.h" |
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163 | 163 |
164 MaybeHandle<FixedArray> AsmJs::CompileAsmViaWasm(CompilationInfo* info) { | 164 MaybeHandle<FixedArray> AsmJs::CompileAsmViaWasm(CompilationInfo* info) { |
165 ErrorThrower thrower(info->isolate(), "Asm.js -> WebAssembly conversion"); | 165 ErrorThrower thrower(info->isolate(), "Asm.js -> WebAssembly conversion"); |
166 base::ElapsedTimer asm_wasm_timer; | 166 base::ElapsedTimer asm_wasm_timer; |
167 asm_wasm_timer.Start(); | 167 asm_wasm_timer.Start(); |
168 wasm::AsmWasmBuilder builder(info); | 168 wasm::AsmWasmBuilder builder(info); |
169 Handle<FixedArray> foreign_globals; | 169 Handle<FixedArray> foreign_globals; |
170 auto asm_wasm_result = builder.Run(&foreign_globals); | 170 auto asm_wasm_result = builder.Run(&foreign_globals); |
171 if (!asm_wasm_result.success) { | 171 if (!asm_wasm_result.success) { |
172 DCHECK(!info->isolate()->has_pending_exception()); | 172 DCHECK(!info->isolate()->has_pending_exception()); |
173 MessageHandler::ReportMessage(info->isolate(), | 173 if (!FLAG_suppress_asm_messages) { |
174 builder.typer()->message_location(), | 174 MessageHandler::ReportMessage(info->isolate(), |
175 builder.typer()->error_message()); | 175 builder.typer()->message_location(), |
| 176 builder.typer()->error_message()); |
| 177 } |
176 return MaybeHandle<FixedArray>(); | 178 return MaybeHandle<FixedArray>(); |
177 } | 179 } |
178 double asm_wasm_time = asm_wasm_timer.Elapsed().InMillisecondsF(); | 180 double asm_wasm_time = asm_wasm_timer.Elapsed().InMillisecondsF(); |
179 | 181 |
180 wasm::ZoneBuffer* module = asm_wasm_result.module_bytes; | 182 wasm::ZoneBuffer* module = asm_wasm_result.module_bytes; |
181 wasm::ZoneBuffer* asm_offsets = asm_wasm_result.asm_offset_table; | 183 wasm::ZoneBuffer* asm_offsets = asm_wasm_result.asm_offset_table; |
182 Vector<const byte> asm_offsets_vec(asm_offsets->begin(), | 184 Vector<const byte> asm_offsets_vec(asm_offsets->begin(), |
183 static_cast<int>(asm_offsets->size())); | 185 static_cast<int>(asm_offsets->size())); |
184 | 186 |
185 base::ElapsedTimer compile_timer; | 187 base::ElapsedTimer compile_timer; |
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219 } else { | 221 } else { |
220 length = base::OS::SNPrintF(text, arraysize(text), "success"); | 222 length = base::OS::SNPrintF(text, arraysize(text), "success"); |
221 } | 223 } |
222 DCHECK_NE(-1, length); | 224 DCHECK_NE(-1, length); |
223 USE(length); | 225 USE(length); |
224 Handle<String> stext(info->isolate()->factory()->InternalizeUtf8String(text)); | 226 Handle<String> stext(info->isolate()->factory()->InternalizeUtf8String(text)); |
225 Handle<JSMessageObject> message = MessageHandler::MakeMessageObject( | 227 Handle<JSMessageObject> message = MessageHandler::MakeMessageObject( |
226 info->isolate(), MessageTemplate::kAsmJsCompiled, &location, stext, | 228 info->isolate(), MessageTemplate::kAsmJsCompiled, &location, stext, |
227 Handle<JSArray>::null()); | 229 Handle<JSArray>::null()); |
228 message->set_error_level(v8::Isolate::kMessageInfo); | 230 message->set_error_level(v8::Isolate::kMessageInfo); |
229 MessageHandler::ReportMessage(info->isolate(), &location, message); | 231 if (!FLAG_suppress_asm_messages) { |
| 232 MessageHandler::ReportMessage(info->isolate(), &location, message); |
| 233 } |
230 | 234 |
231 return result; | 235 return result; |
232 } | 236 } |
233 | 237 |
234 bool AsmJs::IsStdlibValid(i::Isolate* isolate, Handle<FixedArray> wasm_data, | 238 bool AsmJs::IsStdlibValid(i::Isolate* isolate, Handle<FixedArray> wasm_data, |
235 Handle<JSReceiver> stdlib) { | 239 Handle<JSReceiver> stdlib) { |
236 i::Handle<i::FixedArray> uses( | 240 i::Handle<i::FixedArray> uses( |
237 i::FixedArray::cast(wasm_data->get(kWasmDataUsesArray))); | 241 i::FixedArray::cast(wasm_data->get(kWasmDataUsesArray))); |
238 for (int i = 0; i < uses->length(); ++i) { | 242 for (int i = 0; i < uses->length(); ++i) { |
239 if (!IsStdlibMemberValid(isolate, stdlib, | 243 if (!IsStdlibMemberValid(isolate, stdlib, |
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337 isolate, MessageTemplate::kAsmJsInstantiated, &location, stext, | 341 isolate, MessageTemplate::kAsmJsInstantiated, &location, stext, |
338 Handle<JSArray>::null()); | 342 Handle<JSArray>::null()); |
339 message->set_error_level(v8::Isolate::kMessageInfo); | 343 message->set_error_level(v8::Isolate::kMessageInfo); |
340 MessageHandler::ReportMessage(isolate, &location, message); | 344 MessageHandler::ReportMessage(isolate, &location, message); |
341 | 345 |
342 return module_object; | 346 return module_object; |
343 } | 347 } |
344 | 348 |
345 } // namespace internal | 349 } // namespace internal |
346 } // namespace v8 | 350 } // namespace v8 |
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