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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/representation-change.h" | 5 #include "src/compiler/representation-change.h" |
6 | 6 |
7 #include <sstream> | 7 #include <sstream> |
8 | 8 |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/code-factory.h" | 10 #include "src/code-factory.h" |
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444 } | 444 } |
445 | 445 |
446 Node* RepresentationChanger::InsertConversion(Node* node, const Operator* op, | 446 Node* RepresentationChanger::InsertConversion(Node* node, const Operator* op, |
447 Node* use_node) { | 447 Node* use_node) { |
448 if (op->ControlInputCount() > 0) { | 448 if (op->ControlInputCount() > 0) { |
449 // If the operator can deoptimize (which means it has control | 449 // If the operator can deoptimize (which means it has control |
450 // input), we need to connect it to the effect and control chains. | 450 // input), we need to connect it to the effect and control chains. |
451 Node* effect = NodeProperties::GetEffectInput(use_node); | 451 Node* effect = NodeProperties::GetEffectInput(use_node); |
452 Node* control = NodeProperties::GetControlInput(use_node); | 452 Node* control = NodeProperties::GetControlInput(use_node); |
453 Node* conversion = jsgraph()->graph()->NewNode(op, node, effect, control); | 453 Node* conversion = jsgraph()->graph()->NewNode(op, node, effect, control); |
454 NodeProperties::ReplaceControlInput(use_node, control); | 454 NodeProperties::ReplaceEffectInput(use_node, conversion); |
455 NodeProperties::ReplaceEffectInput(use_node, effect); | |
456 return conversion; | 455 return conversion; |
457 } | 456 } |
458 return jsgraph()->graph()->NewNode(op, node); | 457 return jsgraph()->graph()->NewNode(op, node); |
459 } | 458 } |
460 | 459 |
461 | 460 |
462 Node* RepresentationChanger::GetBitRepresentationFor( | 461 Node* RepresentationChanger::GetBitRepresentationFor( |
463 Node* node, MachineRepresentation output_rep, Type* output_type) { | 462 Node* node, MachineRepresentation output_rep, Type* output_type) { |
464 // Eagerly fold representation changes for constants. | 463 // Eagerly fold representation changes for constants. |
465 switch (node->opcode()) { | 464 switch (node->opcode()) { |
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722 } | 721 } |
723 | 722 |
724 Node* RepresentationChanger::InsertChangeTaggedToFloat64(Node* node) { | 723 Node* RepresentationChanger::InsertChangeTaggedToFloat64(Node* node) { |
725 return jsgraph()->graph()->NewNode(simplified()->ChangeTaggedToFloat64(), | 724 return jsgraph()->graph()->NewNode(simplified()->ChangeTaggedToFloat64(), |
726 node); | 725 node); |
727 } | 726 } |
728 | 727 |
729 } // namespace compiler | 728 } // namespace compiler |
730 } // namespace internal | 729 } // namespace internal |
731 } // namespace v8 | 730 } // namespace v8 |
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