From 1ddbf6d4b37979a9f11a203c12befd5ae8b65df4 Mon Sep 17 00:00:00 2001 From: Nicolas Geoffray Date: Wed, 1 Oct 2014 14:59:23 +0000 Subject: Revert "Introduce a class to implement optimization passes." This reverts commit bf9cd7ba2118a75f5aa9b56241c4d5fa00dedeb8. Change-Id: I0a483446666c9c24c45925a5fc199debdefd8b3e --- compiler/optimizing/constant_propagation.h | 43 ++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) create mode 100644 compiler/optimizing/constant_propagation.h (limited to 'compiler/optimizing/constant_propagation.h') diff --git a/compiler/optimizing/constant_propagation.h b/compiler/optimizing/constant_propagation.h new file mode 100644 index 0000000000..0729881888 --- /dev/null +++ b/compiler/optimizing/constant_propagation.h @@ -0,0 +1,43 @@ +/* + * Copyright (C) 2014 The Android Open Source Project + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#ifndef ART_COMPILER_OPTIMIZING_CONSTANT_PROPAGATION_H_ +#define ART_COMPILER_OPTIMIZING_CONSTANT_PROPAGATION_H_ + +#include "nodes.h" + +namespace art { + +/** + * Optimization pass performing a simple constant propagation on the + * SSA form. + */ +class ConstantPropagation : public ValueObject { + public: + explicit ConstantPropagation(HGraph* graph) + : graph_(graph) {} + + void Run(); + + private: + HGraph* const graph_; + + DISALLOW_COPY_AND_ASSIGN(ConstantPropagation); +}; + +} // namespace art + +#endif // ART_COMPILER_OPTIMIZING_CONSTANT_PROPAGATION_H_ -- cgit v1.2.3-59-g8ed1b