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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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/runtime/runtime-utils.h" | 5 #include "src/runtime/runtime-utils.h" |
6 | 6 |
7 #include "src/arguments.h" | 7 #include "src/arguments.h" |
8 #include "src/asmjs/asm-js.h" | 8 #include "src/asmjs/asm-js.h" |
9 #include "src/compiler.h" | 9 #include "src/compiler.h" |
10 #include "src/deoptimizer.h" | 10 #include "src/deoptimizer.h" |
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86 CONVERT_ARG_HANDLE_CHECKED(JSFunction, function, 0); | 86 CONVERT_ARG_HANDLE_CHECKED(JSFunction, function, 0); |
87 | 87 |
88 Handle<JSObject> foreign; | 88 Handle<JSObject> foreign; |
89 if (args[2]->IsJSObject()) { | 89 if (args[2]->IsJSObject()) { |
90 foreign = args.at<i::JSObject>(2); | 90 foreign = args.at<i::JSObject>(2); |
91 } | 91 } |
92 Handle<JSArrayBuffer> memory; | 92 Handle<JSArrayBuffer> memory; |
93 if (args[3]->IsJSArrayBuffer()) { | 93 if (args[3]->IsJSArrayBuffer()) { |
94 memory = args.at<i::JSArrayBuffer>(3); | 94 memory = args.at<i::JSArrayBuffer>(3); |
95 } | 95 } |
96 if (args[1]->IsJSObject()) { | 96 if (args[1]->IsJSObject() && function->shared()->HasAsmWasmData()) { |
97 MaybeHandle<Object> result; | 97 MaybeHandle<Object> result; |
98 result = AsmJs::InstantiateAsmWasm( | 98 result = AsmJs::InstantiateAsmWasm( |
99 isolate, handle(function->shared()->asm_wasm_data()), memory, foreign); | 99 isolate, handle(function->shared()->asm_wasm_data()), memory, foreign); |
100 if (!result.is_null()) { | 100 if (!result.is_null()) { |
101 return *result.ToHandleChecked(); | 101 return *result.ToHandleChecked(); |
102 } | 102 } |
103 } | 103 } |
104 // Remove wasm data, mark as broken for asm->wasm, | 104 // Remove wasm data, mark as broken for asm->wasm, |
105 // replace code with CompileLazy, and return a smi 0 to indicate failure. | 105 // replace code with CompileLazy, and return a smi 0 to indicate failure. |
106 function->shared()->ClearAsmWasmData(); | 106 if (function->shared()->HasAsmWasmData()) { |
| 107 function->shared()->ClearAsmWasmData(); |
| 108 } |
107 function->shared()->set_is_asm_wasm_broken(true); | 109 function->shared()->set_is_asm_wasm_broken(true); |
108 DCHECK(function->code() == | 110 DCHECK(function->code() == |
109 isolate->builtins()->builtin(Builtins::kInstantiateAsmJs)); | 111 isolate->builtins()->builtin(Builtins::kInstantiateAsmJs)); |
110 function->ReplaceCode(isolate->builtins()->builtin(Builtins::kCompileLazy)); | 112 function->ReplaceCode(isolate->builtins()->builtin(Builtins::kCompileLazy)); |
111 if (function->shared()->code() == | 113 if (function->shared()->code() == |
112 isolate->builtins()->builtin(Builtins::kInstantiateAsmJs)) { | 114 isolate->builtins()->builtin(Builtins::kInstantiateAsmJs)) { |
113 function->shared()->ReplaceCode( | 115 function->shared()->ReplaceCode( |
114 isolate->builtins()->builtin(Builtins::kCompileLazy)); | 116 isolate->builtins()->builtin(Builtins::kCompileLazy)); |
115 } | 117 } |
116 return Smi::FromInt(0); | 118 return Smi::FromInt(0); |
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439 DCHECK(is_valid_language_mode(args.smi_at(3))); | 441 DCHECK(is_valid_language_mode(args.smi_at(3))); |
440 LanguageMode language_mode = static_cast<LanguageMode>(args.smi_at(3)); | 442 LanguageMode language_mode = static_cast<LanguageMode>(args.smi_at(3)); |
441 DCHECK(args[4]->IsSmi()); | 443 DCHECK(args[4]->IsSmi()); |
442 Handle<SharedFunctionInfo> outer_info(args.at<JSFunction>(2)->shared(), | 444 Handle<SharedFunctionInfo> outer_info(args.at<JSFunction>(2)->shared(), |
443 isolate); | 445 isolate); |
444 return CompileGlobalEval(isolate, args.at<String>(1), outer_info, | 446 return CompileGlobalEval(isolate, args.at<String>(1), outer_info, |
445 language_mode, args.smi_at(4), args.smi_at(5)); | 447 language_mode, args.smi_at(4), args.smi_at(5)); |
446 } | 448 } |
447 } // namespace internal | 449 } // namespace internal |
448 } // namespace v8 | 450 } // namespace v8 |
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