���� JFIF �� � ( %"1"%)+...383,7(-.-
![]() Server : Apache/2.4.6 (CentOS) OpenSSL/1.0.2k-fips PHP/7.4.20 System : Linux st2.domain.com 3.10.0-1127.10.1.el7.x86_64 #1 SMP Wed Jun 3 14:28:03 UTC 2020 x86_64 User : apache ( 48) PHP Version : 7.4.20 Disable Function : NONE Directory : /home/real/node-v13.0.1/deps/v8/src/compiler/ |
// Copyright 2014 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/compiler/compiler-source-position-table.h" #include "src/compiler/graph.h" #include "src/compiler/node-aux-data.h" namespace v8 { namespace internal { namespace compiler { class SourcePositionTable::Decorator final : public GraphDecorator { public: explicit Decorator(SourcePositionTable* source_positions) : source_positions_(source_positions) {} void Decorate(Node* node) final { source_positions_->SetSourcePosition(node, source_positions_->current_position_); } private: SourcePositionTable* source_positions_; }; SourcePositionTable::SourcePositionTable(Graph* graph) : graph_(graph), decorator_(nullptr), current_position_(SourcePosition::Unknown()), table_(graph->zone()) {} void SourcePositionTable::AddDecorator() { DCHECK_NULL(decorator_); decorator_ = new (graph_->zone()) Decorator(this); graph_->AddDecorator(decorator_); } void SourcePositionTable::RemoveDecorator() { DCHECK_NOT_NULL(decorator_); graph_->RemoveDecorator(decorator_); decorator_ = nullptr; } SourcePosition SourcePositionTable::GetSourcePosition(Node* node) const { return table_.Get(node); } void SourcePositionTable::SetSourcePosition(Node* node, SourcePosition position) { table_.Set(node, position); } void SourcePositionTable::PrintJson(std::ostream& os) const { os << "{"; bool needs_comma = false; for (auto i : table_) { SourcePosition pos = i.second; if (pos.IsKnown()) { if (needs_comma) { os << ","; } os << "\"" << i.first << "\" : "; pos.PrintJson(os); needs_comma = true; } } os << "}"; } } // namespace compiler } // namespace internal } // namespace v8