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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/ast/scopes.h" | 7 #include "src/ast/scopes.h" |
8 #include "src/compiler.h" | 8 #include "src/compiler.h" |
9 #include "src/compiler/ast-loop-assignment-analyzer.h" | 9 #include "src/compiler/ast-loop-assignment-analyzer.h" |
10 #include "src/compiler/control-builders.h" | 10 #include "src/compiler/control-builders.h" |
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494 input_buffer_(nullptr), | 494 input_buffer_(nullptr), |
495 exit_controls_(local_zone), | 495 exit_controls_(local_zone), |
496 loop_assignment_analysis_(loop), | 496 loop_assignment_analysis_(loop), |
497 type_hint_analysis_(type_hint_analysis), | 497 type_hint_analysis_(type_hint_analysis), |
498 state_values_cache_(jsgraph), | 498 state_values_cache_(jsgraph), |
499 liveness_analyzer_(static_cast<size_t>(info->scope()->num_stack_slots()), | 499 liveness_analyzer_(static_cast<size_t>(info->scope()->num_stack_slots()), |
500 local_zone), | 500 local_zone), |
501 frame_state_function_info_(common()->CreateFrameStateFunctionInfo( | 501 frame_state_function_info_(common()->CreateFrameStateFunctionInfo( |
502 FrameStateType::kJavaScriptFunction, info->num_parameters() + 1, | 502 FrameStateType::kJavaScriptFunction, info->num_parameters() + 1, |
503 info->scope()->num_stack_slots(), info->shared_info())) { | 503 info->scope()->num_stack_slots(), info->shared_info())) { |
| 504 // If --turbo-from-bytecode is enabled we should never construct a graph using |
| 505 // the ASTGraphBuilder, except for functions which are never compiled to |
| 506 // bytecode. |
| 507 DCHECK(!(FLAG_turbo_from_bytecode && Compiler::ShouldUseIgnition(info))); |
504 InitializeAstVisitor(info->isolate()); | 508 InitializeAstVisitor(info->isolate()); |
505 } | 509 } |
506 | 510 |
507 | 511 |
508 Node* AstGraphBuilder::GetFunctionClosureForContext() { | 512 Node* AstGraphBuilder::GetFunctionClosureForContext() { |
509 Scope* closure_scope = current_scope()->ClosureScope(); | 513 Scope* closure_scope = current_scope()->ClosureScope(); |
510 if (closure_scope->is_script_scope() || | 514 if (closure_scope->is_script_scope() || |
511 closure_scope->is_module_scope()) { | 515 closure_scope->is_module_scope()) { |
512 // Contexts nested in the native context have a canonical empty function as | 516 // Contexts nested in the native context have a canonical empty function as |
513 // their closure, not the anonymous closure containing the global code. | 517 // their closure, not the anonymous closure containing the global code. |
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4416 // Phi does not exist yet, introduce one. | 4420 // Phi does not exist yet, introduce one. |
4417 value = NewPhi(inputs, value, control); | 4421 value = NewPhi(inputs, value, control); |
4418 value->ReplaceInput(inputs - 1, other); | 4422 value->ReplaceInput(inputs - 1, other); |
4419 } | 4423 } |
4420 return value; | 4424 return value; |
4421 } | 4425 } |
4422 | 4426 |
4423 } // namespace compiler | 4427 } // namespace compiler |
4424 } // namespace internal | 4428 } // namespace internal |
4425 } // namespace v8 | 4429 } // namespace v8 |
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