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Issue 2101473002: [Turbofan] Allow compiler to elide complex aliasing code. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebase. Created 4 years, 5 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/base/utils/random-number-generator.h" 5 #include "src/base/utils/random-number-generator.h"
6 #include "src/compiler/pipeline.h" 6 #include "src/compiler/pipeline.h"
7 #include "test/unittests/compiler/instruction-sequence-unittest.h" 7 #include "test/unittests/compiler/instruction-sequence-unittest.h"
8 #include "test/unittests/test-utils.h" 8 #include "test/unittests/test-utils.h"
9 #include "testing/gmock/include/gmock/gmock.h" 9 #include "testing/gmock/include/gmock/gmock.h"
10 10
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60 CHECK(instruction_blocks_.empty()); 60 CHECK(instruction_blocks_.empty());
61 num_general_registers_ = num_general_registers; 61 num_general_registers_ = num_general_registers;
62 num_double_registers_ = num_double_registers; 62 num_double_registers_ = num_double_registers;
63 } 63 }
64 64
65 65
66 RegisterConfiguration* InstructionSequenceTest::config() { 66 RegisterConfiguration* InstructionSequenceTest::config() {
67 if (config_.is_empty()) { 67 if (config_.is_empty()) {
68 config_.Reset(new RegisterConfiguration( 68 config_.Reset(new RegisterConfiguration(
69 num_general_registers_, num_double_registers_, num_general_registers_, 69 num_general_registers_, num_double_registers_, num_general_registers_,
70 num_double_registers_, RegisterConfiguration::OVERLAP, 70 num_double_registers_, allocatable_codes, allocatable_double_codes,
71 allocatable_codes, allocatable_double_codes, general_register_names_, 71 kSimpleFPAliasing ? RegisterConfiguration::OVERLAP
72 : RegisterConfiguration::COMBINE,
73 general_register_names_,
72 double_register_names_, // float register names 74 double_register_names_, // float register names
73 double_register_names_)); 75 double_register_names_));
74 } 76 }
75 return config_.get(); 77 return config_.get();
76 } 78 }
77 79
78 80
79 InstructionSequence* InstructionSequenceTest::sequence() { 81 InstructionSequence* InstructionSequenceTest::sequence() {
80 if (sequence_ == nullptr) { 82 if (sequence_ == nullptr) {
81 sequence_ = new (zone()) 83 sequence_ = new (zone())
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502 504
503 505
504 Instruction* InstructionSequenceTest::AddInstruction(Instruction* instruction) { 506 Instruction* InstructionSequenceTest::AddInstruction(Instruction* instruction) {
505 sequence()->AddInstruction(instruction); 507 sequence()->AddInstruction(instruction);
506 return instruction; 508 return instruction;
507 } 509 }
508 510
509 } // namespace compiler 511 } // namespace compiler
510 } // namespace internal 512 } // namespace internal
511 } // namespace v8 513 } // namespace v8
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