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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 #include "src/builtins/builtins-promise.h" | 5 #include "src/builtins/builtins-promise.h" |
| 6 #include "src/builtins/builtins-constructor.h" | 6 #include "src/builtins/builtins-constructor.h" |
| 7 #include "src/builtins/builtins-utils.h" | 7 #include "src/builtins/builtins-utils.h" |
| 8 #include "src/builtins/builtins.h" | 8 #include "src/builtins/builtins.h" |
| 9 #include "src/code-factory.h" | 9 #include "src/code-factory.h" |
| 10 #include "src/code-stub-assembler.h" | 10 #include "src/code-stub-assembler.h" |
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| 35 Node* PromiseBuiltinsAssembler::AllocateAndInitJSPromise(Node* context) { | 35 Node* PromiseBuiltinsAssembler::AllocateAndInitJSPromise(Node* context) { |
| 36 return AllocateAndInitJSPromise(context, UndefinedConstant()); | 36 return AllocateAndInitJSPromise(context, UndefinedConstant()); |
| 37 } | 37 } |
| 38 | 38 |
| 39 Node* PromiseBuiltinsAssembler::AllocateAndInitJSPromise(Node* context, | 39 Node* PromiseBuiltinsAssembler::AllocateAndInitJSPromise(Node* context, |
| 40 Node* parent) { | 40 Node* parent) { |
| 41 Node* const instance = AllocateJSPromise(context); | 41 Node* const instance = AllocateJSPromise(context); |
| 42 PromiseInit(instance); | 42 PromiseInit(instance); |
| 43 | 43 |
| 44 Label out(this); | 44 Label out(this); |
| 45 GotoUnless(IsPromiseHookEnabled(), &out); | 45 GotoUnless(IsPromiseHookEnabledOrDebugIsActive(), &out); |
| 46 CallRuntime(Runtime::kPromiseHookInit, context, instance, parent); | 46 CallRuntime(Runtime::kPromiseHookInit, context, instance, parent); |
| 47 Goto(&out); | 47 Goto(&out); |
| 48 | 48 |
| 49 Bind(&out); | 49 Bind(&out); |
| 50 return instance; | 50 return instance; |
| 51 } | 51 } |
| 52 | 52 |
| 53 Node* PromiseBuiltinsAssembler::AllocateAndSetJSPromise(Node* context, | 53 Node* PromiseBuiltinsAssembler::AllocateAndSetJSPromise(Node* context, |
| 54 Node* status, | 54 Node* status, |
| 55 Node* result) { | 55 Node* result) { |
| 56 CSA_ASSERT(this, TaggedIsSmi(status)); | 56 CSA_ASSERT(this, TaggedIsSmi(status)); |
| 57 | 57 |
| 58 Node* const instance = AllocateJSPromise(context); | 58 Node* const instance = AllocateJSPromise(context); |
| 59 | 59 |
| 60 StoreObjectFieldNoWriteBarrier(instance, JSPromise::kStatusOffset, status); | 60 StoreObjectFieldNoWriteBarrier(instance, JSPromise::kStatusOffset, status); |
| 61 StoreObjectFieldNoWriteBarrier(instance, JSPromise::kResultOffset, result); | 61 StoreObjectFieldNoWriteBarrier(instance, JSPromise::kResultOffset, result); |
| 62 StoreObjectFieldNoWriteBarrier(instance, JSPromise::kFlagsOffset, | 62 StoreObjectFieldNoWriteBarrier(instance, JSPromise::kFlagsOffset, |
| 63 SmiConstant(0)); | 63 SmiConstant(0)); |
| 64 | 64 |
| 65 Label out(this); | 65 Label out(this); |
| 66 GotoUnless(IsPromiseHookEnabled(), &out); | 66 GotoUnless(IsPromiseHookEnabledOrDebugIsActive(), &out); |
| 67 CallRuntime(Runtime::kPromiseHookInit, context, instance, | 67 CallRuntime(Runtime::kPromiseHookInit, context, instance, |
| 68 UndefinedConstant()); | 68 UndefinedConstant()); |
| 69 Goto(&out); | 69 Goto(&out); |
| 70 | 70 |
| 71 Bind(&out); | 71 Bind(&out); |
| 72 return instance; | 72 return instance; |
| 73 } | 73 } |
| 74 | 74 |
| 75 std::pair<Node*, Node*> | 75 std::pair<Node*, Node*> |
| 76 PromiseBuiltinsAssembler::CreatePromiseResolvingFunctions( | 76 PromiseBuiltinsAssembler::CreatePromiseResolvingFunctions( |
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| 127 capability, JSPromiseCapability::kPromiseOffset, promise); | 127 capability, JSPromiseCapability::kPromiseOffset, promise); |
| 128 | 128 |
| 129 Node* resolve = nullptr; | 129 Node* resolve = nullptr; |
| 130 Node* reject = nullptr; | 130 Node* reject = nullptr; |
| 131 | 131 |
| 132 std::tie(resolve, reject) = | 132 std::tie(resolve, reject) = |
| 133 CreatePromiseResolvingFunctions(promise, debug_event, native_context); | 133 CreatePromiseResolvingFunctions(promise, debug_event, native_context); |
| 134 StoreObjectField(capability, JSPromiseCapability::kResolveOffset, resolve); | 134 StoreObjectField(capability, JSPromiseCapability::kResolveOffset, resolve); |
| 135 StoreObjectField(capability, JSPromiseCapability::kRejectOffset, reject); | 135 StoreObjectField(capability, JSPromiseCapability::kRejectOffset, reject); |
| 136 | 136 |
| 137 GotoUnless(IsPromiseHookEnabled(), &out); | 137 GotoUnless(IsPromiseHookEnabledOrDebugIsActive(), &out); |
| 138 CallRuntime(Runtime::kPromiseHookInit, context, promise, | 138 CallRuntime(Runtime::kPromiseHookInit, context, promise, |
| 139 UndefinedConstant()); | 139 UndefinedConstant()); |
| 140 Goto(&out); | 140 Goto(&out); |
| 141 } | 141 } |
| 142 | 142 |
| 143 Bind(&if_custom_promise); | 143 Bind(&if_custom_promise); |
| 144 { | 144 { |
| 145 Label if_notcallable(this, Label::kDeferred); | 145 Label if_notcallable(this, Label::kDeferred); |
| 146 Node* executor_context = | 146 Node* executor_context = |
| 147 CreatePromiseGetCapabilitiesExecutorContext(capability, native_context); | 147 CreatePromiseGetCapabilitiesExecutorContext(capability, native_context); |
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| 1067 } | 1067 } |
| 1068 | 1068 |
| 1069 Bind(&if_targetismodified); | 1069 Bind(&if_targetismodified); |
| 1070 { | 1070 { |
| 1071 ConstructorBuiltinsAssembler constructor_assembler(this->state()); | 1071 ConstructorBuiltinsAssembler constructor_assembler(this->state()); |
| 1072 Node* const instance = constructor_assembler.EmitFastNewObject( | 1072 Node* const instance = constructor_assembler.EmitFastNewObject( |
| 1073 context, promise_fun, new_target); | 1073 context, promise_fun, new_target); |
| 1074 PromiseInit(instance); | 1074 PromiseInit(instance); |
| 1075 var_result.Bind(instance); | 1075 var_result.Bind(instance); |
| 1076 | 1076 |
| 1077 GotoUnless(IsPromiseHookEnabled(), &debug_push); | 1077 GotoUnless(IsPromiseHookEnabledOrDebugIsActive(), &debug_push); |
| 1078 CallRuntime(Runtime::kPromiseHookInit, context, instance, | 1078 CallRuntime(Runtime::kPromiseHookInit, context, instance, |
| 1079 UndefinedConstant()); | 1079 UndefinedConstant()); |
| 1080 Goto(&debug_push); | 1080 Goto(&debug_push); |
| 1081 } | 1081 } |
| 1082 | 1082 |
| 1083 Bind(&debug_push); | 1083 Bind(&debug_push); |
| 1084 { | 1084 { |
| 1085 GotoUnless(is_debug_active, &run_executor); | 1085 GotoUnless(is_debug_active, &run_executor); |
| 1086 CallRuntime(Runtime::kDebugPushPromise, context, var_result.value()); | 1086 CallRuntime(Runtime::kDebugPushPromise, context, var_result.value()); |
| 1087 Goto(&run_executor); | 1087 Goto(&run_executor); |
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| 1537 Node* const reason = Parameter(2); | 1537 Node* const reason = Parameter(2); |
| 1538 Node* const debug_event = Parameter(3); | 1538 Node* const debug_event = Parameter(3); |
| 1539 Node* const context = Parameter(6); | 1539 Node* const context = Parameter(6); |
| 1540 | 1540 |
| 1541 InternalPromiseReject(context, promise, reason, debug_event); | 1541 InternalPromiseReject(context, promise, reason, debug_event); |
| 1542 Return(UndefinedConstant()); | 1542 Return(UndefinedConstant()); |
| 1543 } | 1543 } |
| 1544 | 1544 |
| 1545 } // namespace internal | 1545 } // namespace internal |
| 1546 } // namespace v8 | 1546 } // namespace v8 |
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