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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-graph-builder.h" | 5 #include "src/compiler/ast-graph-builder.h" |
| 6 | 6 |
| 7 #include "src/compiler.h" | 7 #include "src/compiler.h" |
| 8 #include "src/compiler/ast-loop-assignment-analyzer.h" | 8 #include "src/compiler/ast-loop-assignment-analyzer.h" |
| 9 #include "src/compiler/control-builders.h" | 9 #include "src/compiler/control-builders.h" |
| 10 #include "src/compiler/machine-operator.h" | 10 #include "src/compiler/machine-operator.h" |
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| 1192 // Create node to deep-copy the literal boilerplate. | 1192 // Create node to deep-copy the literal boilerplate. |
| 1193 expr->BuildConstantElements(isolate()); | 1193 expr->BuildConstantElements(isolate()); |
| 1194 Node* literals_array = | 1194 Node* literals_array = |
| 1195 BuildLoadObjectField(closure, JSFunction::kLiteralsOffset); | 1195 BuildLoadObjectField(closure, JSFunction::kLiteralsOffset); |
| 1196 Node* literal_index = jsgraph()->Constant(expr->literal_index()); | 1196 Node* literal_index = jsgraph()->Constant(expr->literal_index()); |
| 1197 Node* constants = jsgraph()->Constant(expr->constant_elements()); | 1197 Node* constants = jsgraph()->Constant(expr->constant_elements()); |
| 1198 Node* flags = jsgraph()->Constant(expr->ComputeFlags()); | 1198 Node* flags = jsgraph()->Constant(expr->ComputeFlags()); |
| 1199 const Operator* op = | 1199 const Operator* op = |
| 1200 javascript()->CallRuntime(Runtime::kCreateArrayLiteral, 4); | 1200 javascript()->CallRuntime(Runtime::kCreateArrayLiteral, 4); |
| 1201 Node* literal = NewNode(op, literals_array, literal_index, constants, flags); | 1201 Node* literal = NewNode(op, literals_array, literal_index, constants, flags); |
| 1202 PrepareFrameState(literal, expr->CreateLiteralId(), |
| 1203 OutputFrameStateCombine::Push()); |
| 1202 | 1204 |
| 1203 // The array and the literal index are both expected on the operand stack | 1205 // The array and the literal index are both expected on the operand stack |
| 1204 // during computation of the element values. | 1206 // during computation of the element values. |
| 1205 environment()->Push(literal); | 1207 environment()->Push(literal); |
| 1206 environment()->Push(literal_index); | 1208 environment()->Push(literal_index); |
| 1207 | 1209 |
| 1208 // Create nodes to evaluate all the non-constant subexpressions and to store | 1210 // Create nodes to evaluate all the non-constant subexpressions and to store |
| 1209 // them into the newly cloned array. | 1211 // them into the newly cloned array. |
| 1210 for (int i = 0; i < expr->values()->length(); i++) { | 1212 for (int i = 0; i < expr->values()->length(); i++) { |
| 1211 Expression* subexpr = expr->values()->at(i); | 1213 Expression* subexpr = expr->values()->at(i); |
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| 2432 | 2434 |
| 2433 BitVector* AstGraphBuilder::GetVariablesAssignedInLoop( | 2435 BitVector* AstGraphBuilder::GetVariablesAssignedInLoop( |
| 2434 IterationStatement* stmt) { | 2436 IterationStatement* stmt) { |
| 2435 if (loop_assignment_analysis_ == NULL) return NULL; | 2437 if (loop_assignment_analysis_ == NULL) return NULL; |
| 2436 return loop_assignment_analysis_->GetVariablesAssignedInLoop(stmt); | 2438 return loop_assignment_analysis_->GetVariablesAssignedInLoop(stmt); |
| 2437 } | 2439 } |
| 2438 | 2440 |
| 2439 } // namespace compiler | 2441 } // namespace compiler |
| 2440 } // namespace internal | 2442 } // namespace internal |
| 2441 } // namespace v8 | 2443 } // namespace v8 |
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