| // Copyright 2022 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "src/maglev/maglev-compilation-unit.h" |
| |
| #include "src/compiler/heap-refs.h" |
| #include "src/compiler/js-heap-broker.h" |
| #include "src/maglev/maglev-compilation-info.h" |
| #include "src/maglev/maglev-graph-labeller.h" |
| #include "src/objects/js-function-inl.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace maglev { |
| |
| MaglevCompilationUnit::MaglevCompilationUnit(MaglevCompilationInfo* info, |
| Handle<JSFunction> function) |
| : MaglevCompilationUnit( |
| info, nullptr, |
| MakeRef(info->broker(), info->broker()->CanonicalPersistentHandle( |
| function->shared())), |
| MakeRef(info->broker(), info->broker()->CanonicalPersistentHandle( |
| function->feedback_vector()))) {} |
| |
| MaglevCompilationUnit::MaglevCompilationUnit( |
| MaglevCompilationInfo* info, const MaglevCompilationUnit* caller, |
| compiler::SharedFunctionInfoRef shared_function_info, |
| compiler::FeedbackVectorRef feedback_vector) |
| : info_(info), |
| caller_(caller), |
| shared_function_info_(shared_function_info), |
| bytecode_(shared_function_info_.GetBytecodeArray(broker())), |
| feedback_(feedback_vector), |
| register_count_(bytecode_.register_count()), |
| parameter_count_(bytecode_.parameter_count()), |
| inlining_depth_(caller == nullptr ? 0 : caller->inlining_depth_ + 1) {} |
| |
| compiler::JSHeapBroker* MaglevCompilationUnit::broker() const { |
| return info_->broker(); |
| } |
| |
| Zone* MaglevCompilationUnit::zone() const { return info_->zone(); } |
| |
| bool MaglevCompilationUnit::has_graph_labeller() const { |
| return info_->has_graph_labeller(); |
| } |
| |
| MaglevGraphLabeller* MaglevCompilationUnit::graph_labeller() const { |
| DCHECK(has_graph_labeller()); |
| return info_->graph_labeller(); |
| } |
| |
| void MaglevCompilationUnit::RegisterNodeInGraphLabeller(const Node* node) { |
| if (has_graph_labeller()) { |
| graph_labeller()->RegisterNode(node); |
| } |
| } |
| |
| } // namespace maglev |
| } // namespace internal |
| } // namespace v8 |