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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/ast-loop-assignment-analyzer.h" | 5 #include "src/compiler/ast-loop-assignment-analyzer.h" |
6 #include "src/compiler.h" | 6 #include "src/compiler.h" |
7 #include "src/parsing/parser.h" | 7 #include "src/parsing/parser.h" |
8 | 8 |
9 namespace v8 { | 9 namespace v8 { |
10 namespace internal { | 10 namespace internal { |
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280 } | 280 } |
281 | 281 |
282 | 282 |
283 void ALAA::VisitCountOperation(CountOperation* e) { | 283 void ALAA::VisitCountOperation(CountOperation* e) { |
284 Expression* l = e->expression(); | 284 Expression* l = e->expression(); |
285 Visit(l); | 285 Visit(l); |
286 if (l->IsVariableProxy()) AnalyzeAssignment(l->AsVariableProxy()->var()); | 286 if (l->IsVariableProxy()) AnalyzeAssignment(l->AsVariableProxy()->var()); |
287 } | 287 } |
288 | 288 |
289 | 289 |
290 void ALAA::VisitRewritableAssignmentExpression( | 290 void ALAA::VisitRewritableExpression(RewritableExpression* expr) { |
291 RewritableAssignmentExpression* expr) { | |
292 Visit(expr->expression()); | 291 Visit(expr->expression()); |
293 } | 292 } |
294 | 293 |
295 | 294 |
296 void ALAA::AnalyzeAssignment(Variable* var) { | 295 void ALAA::AnalyzeAssignment(Variable* var) { |
297 if (!loop_stack_.empty() && var->IsStackAllocated()) { | 296 if (!loop_stack_.empty() && var->IsStackAllocated()) { |
298 loop_stack_.back()->Add(GetVariableIndex(info()->scope(), var)); | 297 loop_stack_.back()->Add(GetVariableIndex(info()->scope(), var)); |
299 } | 298 } |
300 } | 299 } |
301 | 300 |
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313 int count = 0; | 312 int count = 0; |
314 int var_index = AstLoopAssignmentAnalyzer::GetVariableIndex(scope, var); | 313 int var_index = AstLoopAssignmentAnalyzer::GetVariableIndex(scope, var); |
315 for (size_t i = 0; i < list_.size(); i++) { | 314 for (size_t i = 0; i < list_.size(); i++) { |
316 if (list_[i].second->Contains(var_index)) count++; | 315 if (list_[i].second->Contains(var_index)) count++; |
317 } | 316 } |
318 return count; | 317 return count; |
319 } | 318 } |
320 } // namespace compiler | 319 } // namespace compiler |
321 } // namespace internal | 320 } // namespace internal |
322 } // namespace v8 | 321 } // namespace v8 |
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