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Side by Side Diff: src/compiler/x64/instruction-selector-x64.cc

Issue 1881913002: Revert of [compiler] Add relocatable pointer constants for wasm memory references. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 8 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 <algorithm> 5 #include <algorithm>
6 6
7 #include "src/base/adapters.h" 7 #include "src/base/adapters.h"
8 #include "src/compiler/instruction-selector-impl.h" 8 #include "src/compiler/instruction-selector-impl.h"
9 #include "src/compiler/node-matchers.h" 9 #include "src/compiler/node-matchers.h"
10 #include "src/compiler/node-properties.h" 10 #include "src/compiler/node-properties.h"
11 11
12 namespace v8 { 12 namespace v8 {
13 namespace internal { 13 namespace internal {
14 namespace compiler { 14 namespace compiler {
15 15
16 // Adds X64-specific methods for generating operands. 16 // Adds X64-specific methods for generating operands.
17 class X64OperandGenerator final : public OperandGenerator { 17 class X64OperandGenerator final : public OperandGenerator {
18 public: 18 public:
19 explicit X64OperandGenerator(InstructionSelector* selector) 19 explicit X64OperandGenerator(InstructionSelector* selector)
20 : OperandGenerator(selector) {} 20 : OperandGenerator(selector) {}
21 21
22 bool CanBeImmediate(Node* node) { 22 bool CanBeImmediate(Node* node) {
23 switch (node->opcode()) { 23 switch (node->opcode()) {
24 case IrOpcode::kInt32Constant: 24 case IrOpcode::kInt32Constant:
25 case IrOpcode::kRelocatableInt32Constant:
26 return true; 25 return true;
27 case IrOpcode::kInt64Constant: { 26 case IrOpcode::kInt64Constant: {
28 const int64_t value = OpParameter<int64_t>(node); 27 const int64_t value = OpParameter<int64_t>(node);
29 return value == static_cast<int64_t>(static_cast<int32_t>(value)); 28 return value == static_cast<int64_t>(static_cast<int32_t>(value));
30 } 29 }
31 case IrOpcode::kNumberConstant: { 30 case IrOpcode::kNumberConstant: {
32 const double value = OpParameter<double>(node); 31 const double value = OpParameter<double>(node);
33 return bit_cast<int64_t>(value) == 0; 32 return bit_cast<int64_t>(value) == 0;
34 } 33 }
35 default: 34 default:
(...skipping 2012 matching lines...) Expand 10 before | Expand all | Expand 10 after
2048 MachineOperatorBuilder::kFloat64RoundTruncate | 2047 MachineOperatorBuilder::kFloat64RoundTruncate |
2049 MachineOperatorBuilder::kFloat32RoundTiesEven | 2048 MachineOperatorBuilder::kFloat32RoundTiesEven |
2050 MachineOperatorBuilder::kFloat64RoundTiesEven; 2049 MachineOperatorBuilder::kFloat64RoundTiesEven;
2051 } 2050 }
2052 return flags; 2051 return flags;
2053 } 2052 }
2054 2053
2055 } // namespace compiler 2054 } // namespace compiler
2056 } // namespace internal 2055 } // namespace internal
2057 } // namespace v8 2056 } // namespace v8
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