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Side by Side Diff: src/compiler/int64-lowering.cc

Issue 2045943002: [compiler] [wasm] Introduce Word32/64ReverseBytes as TF Optional Opcode (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Fix according to titzer Created 4 years, 4 months ago
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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/compiler/int64-lowering.h" 5 #include "src/compiler/int64-lowering.h"
6 #include "src/compiler/common-operator.h" 6 #include "src/compiler/common-operator.h"
7 #include "src/compiler/diamond.h" 7 #include "src/compiler/diamond.h"
8 #include "src/compiler/graph.h" 8 #include "src/compiler/graph.h"
9 #include "src/compiler/linkage.h" 9 #include "src/compiler/linkage.h"
10 #include "src/compiler/machine-operator.h" 10 #include "src/compiler/machine-operator.h"
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771 Node* high_node = GetReplacementHigh(node); 771 Node* high_node = GetReplacementHigh(node);
772 for (int i = 0; i < node->op()->ValueInputCount(); i++) { 772 for (int i = 0; i < node->op()->ValueInputCount(); i++) {
773 low_node->ReplaceInput(i, GetReplacementLow(node->InputAt(i))); 773 low_node->ReplaceInput(i, GetReplacementLow(node->InputAt(i)));
774 high_node->ReplaceInput(i, GetReplacementHigh(node->InputAt(i))); 774 high_node->ReplaceInput(i, GetReplacementHigh(node->InputAt(i)));
775 } 775 }
776 } else { 776 } else {
777 DefaultLowering(node); 777 DefaultLowering(node);
778 } 778 }
779 break; 779 break;
780 } 780 }
781 case IrOpcode::kWord64ReverseBytes: {
782 Node* input = node->InputAt(0);
783 ReplaceNode(node, graph()->NewNode(machine()->Word32ReverseBytes().op(),
784 GetReplacementHigh(input)),
785 graph()->NewNode(machine()->Word32ReverseBytes().op(),
786 GetReplacementLow(input)));
787 break;
788 }
781 789
782 default: { DefaultLowering(node); } 790 default: { DefaultLowering(node); }
783 } 791 }
784 } // NOLINT(readability/fn_size) 792 } // NOLINT(readability/fn_size)
785 793
786 void Int64Lowering::LowerComparison(Node* node, const Operator* high_word_op, 794 void Int64Lowering::LowerComparison(Node* node, const Operator* high_word_op,
787 const Operator* low_word_op) { 795 const Operator* low_word_op) {
788 DCHECK(node->InputCount() == 2); 796 DCHECK(node->InputCount() == 2);
789 Node* left = node->InputAt(0); 797 Node* left = node->InputAt(0);
790 Node* right = node->InputAt(1); 798 Node* right = node->InputAt(1);
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866 common()->Phi(MachineRepresentation::kWord32, value_count), 874 common()->Phi(MachineRepresentation::kWord32, value_count),
867 value_count + 1, inputs_low, false), 875 value_count + 1, inputs_low, false),
868 graph()->NewNode( 876 graph()->NewNode(
869 common()->Phi(MachineRepresentation::kWord32, value_count), 877 common()->Phi(MachineRepresentation::kWord32, value_count),
870 value_count + 1, inputs_high, false)); 878 value_count + 1, inputs_high, false));
871 } 879 }
872 } 880 }
873 } // namespace compiler 881 } // namespace compiler
874 } // namespace internal 882 } // namespace internal
875 } // namespace v8 883 } // namespace v8
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