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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/compiler/js-call-reducer.h" | 5 #include "src/compiler/js-call-reducer.h" |
| 6 | 6 |
| 7 #include "src/compiler/js-graph.h" | 7 #include "src/compiler/js-graph.h" |
| 8 #include "src/compiler/node-matchers.h" | 8 #include "src/compiler/node-matchers.h" |
| 9 #include "src/objects-inl.h" | 9 #include "src/objects-inl.h" |
| 10 #include "src/type-feedback-vector-inl.h" | 10 #include "src/type-feedback-vector-inl.h" |
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| 209 // Try to specialize JSCallFunction {node}s with constant {target}s. | 209 // Try to specialize JSCallFunction {node}s with constant {target}s. |
| 210 HeapObjectMatcher m(target); | 210 HeapObjectMatcher m(target); |
| 211 if (m.HasValue()) { | 211 if (m.HasValue()) { |
| 212 if (m.Value()->IsJSFunction()) { | 212 if (m.Value()->IsJSFunction()) { |
| 213 Handle<JSFunction> function = Handle<JSFunction>::cast(m.Value()); | 213 Handle<JSFunction> function = Handle<JSFunction>::cast(m.Value()); |
| 214 Handle<SharedFunctionInfo> shared(function->shared(), isolate()); | 214 Handle<SharedFunctionInfo> shared(function->shared(), isolate()); |
| 215 | 215 |
| 216 // Raise a TypeError if the {target} is a "classConstructor". | 216 // Raise a TypeError if the {target} is a "classConstructor". |
| 217 if (IsClassConstructor(shared->kind())) { | 217 if (IsClassConstructor(shared->kind())) { |
| 218 NodeProperties::RemoveFrameStateInput(node, 0); | 218 NodeProperties::RemoveFrameStateInput(node, 0); |
| 219 NodeProperties::RemoveValueInputs(node); | 219 NodeProperties::ReplaceValueInputs(node, target); |
| 220 NodeProperties::ChangeOp( | 220 NodeProperties::ChangeOp( |
| 221 node, javascript()->CallRuntime( | 221 node, javascript()->CallRuntime( |
| 222 Runtime::kThrowConstructorNonCallableError, 0)); | 222 Runtime::kThrowConstructorNonCallableError, 1)); |
| 223 return Changed(node); | 223 return Changed(node); |
| 224 } | 224 } |
| 225 | 225 |
| 226 // Check for known builtin functions. | 226 // Check for known builtin functions. |
| 227 if (shared->HasBuiltinFunctionId()) { | 227 if (shared->HasBuiltinFunctionId()) { |
| 228 switch (shared->builtin_function_id()) { | 228 switch (shared->builtin_function_id()) { |
| 229 case kFunctionApply: | 229 case kFunctionApply: |
| 230 return ReduceFunctionPrototypeApply(node); | 230 return ReduceFunctionPrototypeApply(node); |
| 231 case kFunctionCall: | 231 case kFunctionCall: |
| 232 return ReduceFunctionPrototypeCall(node); | 232 return ReduceFunctionPrototypeCall(node); |
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| 493 } | 493 } |
| 494 | 494 |
| 495 | 495 |
| 496 JSOperatorBuilder* JSCallReducer::javascript() const { | 496 JSOperatorBuilder* JSCallReducer::javascript() const { |
| 497 return jsgraph()->javascript(); | 497 return jsgraph()->javascript(); |
| 498 } | 498 } |
| 499 | 499 |
| 500 } // namespace compiler | 500 } // namespace compiler |
| 501 } // namespace internal | 501 } // namespace internal |
| 502 } // namespace v8 | 502 } // namespace v8 |
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