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// Copyright 2018 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.
#ifndef V8_COMPILER_JS_HEAP_COPY_REDUCER_H_
#define V8_COMPILER_JS_HEAP_COPY_REDUCER_H_
#include "src/compiler/graph-reducer.h"
namespace v8 {
namespace internal {
namespace compiler {
class JSHeapBroker;
// The heap copy reducer makes sure that the relevant heap data referenced
// by handles embedded in the graph is copied to the heap broker.
// TODO(jarin) This is just a temporary solution until the graph uses only
// ObjetRef-derived reference to refer to the heap data.
class V8_EXPORT_PRIVATE JSHeapCopyReducer : public Reducer {
public:
explicit JSHeapCopyReducer(JSHeapBroker* broker);
const char* reducer_name() const override { return "JSHeapCopyReducer"; }
Reduction Reduce(Node* node) override;
private:
JSHeapBroker* broker();
JSHeapBroker* broker_;
};
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_COMPILER_JS_HEAP_COPY_REDUCER_H_