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Side by Side Diff: src/compiler/move-optimizer.cc

Issue 877753007: Reland "Initial switch to Chromium-style CHECK_* and DCHECK_* macros.". (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: VS201x now happy? Created 5 years, 10 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/move-optimizer.h" 5 #include "src/compiler/move-optimizer.h"
6 6
7 namespace v8 { 7 namespace v8 {
8 namespace internal { 8 namespace internal {
9 namespace compiler { 9 namespace compiler {
10 10
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76 76
77 77
78 static MoveOperands* PrepareInsertAfter(ParallelMove* left, MoveOperands* move, 78 static MoveOperands* PrepareInsertAfter(ParallelMove* left, MoveOperands* move,
79 Zone* zone) { 79 Zone* zone) {
80 auto move_ops = left->move_operands(); 80 auto move_ops = left->move_operands();
81 MoveOperands* replacement = nullptr; 81 MoveOperands* replacement = nullptr;
82 MoveOperands* to_eliminate = nullptr; 82 MoveOperands* to_eliminate = nullptr;
83 for (auto curr = move_ops->begin(); curr != move_ops->end(); ++curr) { 83 for (auto curr = move_ops->begin(); curr != move_ops->end(); ++curr) {
84 if (curr->IsEliminated()) continue; 84 if (curr->IsEliminated()) continue;
85 if (curr->destination()->Equals(move->source())) { 85 if (curr->destination()->Equals(move->source())) {
86 DCHECK_EQ(nullptr, replacement); 86 DCHECK(!replacement);
87 replacement = curr; 87 replacement = curr;
88 if (to_eliminate != nullptr) break; 88 if (to_eliminate != nullptr) break;
89 } else if (curr->destination()->Equals(move->destination())) { 89 } else if (curr->destination()->Equals(move->destination())) {
90 DCHECK_EQ(nullptr, to_eliminate); 90 DCHECK(!to_eliminate);
91 to_eliminate = curr; 91 to_eliminate = curr;
92 if (replacement != nullptr) break; 92 if (replacement != nullptr) break;
93 } 93 }
94 } 94 }
95 DCHECK(!(replacement == to_eliminate && replacement != nullptr)); 95 DCHECK(!(replacement == to_eliminate && replacement != nullptr));
96 if (replacement != nullptr) { 96 if (replacement != nullptr) {
97 auto new_source = new (zone) InstructionOperand( 97 auto new_source = new (zone) InstructionOperand(
98 replacement->source()->kind(), replacement->source()->index()); 98 replacement->source()->kind(), replacement->source()->index());
99 move->set_source(new_source); 99 move->set_source(new_source);
100 } 100 }
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196 std::swap(*new_move, *it); 196 std::swap(*new_move, *it);
197 ++it; 197 ++it;
198 } 198 }
199 DCHECK_EQ(it, slot_1->move_operands()->end()); 199 DCHECK_EQ(it, slot_1->move_operands()->end());
200 new_moves->clear(); 200 new_moves->clear();
201 } 201 }
202 202
203 } // namespace compiler 203 } // namespace compiler
204 } // namespace internal 204 } // namespace internal
205 } // namespace v8 205 } // namespace v8
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