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Issue 1467473002: Install ConstructNonConstructable as construct stub for non-constructables. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebase Created 5 years 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 #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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