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/*
* 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_BUILDER_H_
#define ART_COMPILER_OPTIMIZING_BUILDER_H_
#include "base/arena_object.h"
#include "base/array_ref.h"
#include "dex/code_item_accessors.h"
#include "dex/dex_file-inl.h"
#include "dex/dex_file.h"
#include "nodes.h"
namespace art {
class ArtMethod;
class CodeGenerator;
class DexCompilationUnit;
class OptimizingCompilerStats;
class HGraphBuilder : public ValueObject {
public:
HGraphBuilder(HGraph* graph,
const CodeItemDebugInfoAccessor& accessor,
const DexCompilationUnit* dex_compilation_unit,
const DexCompilationUnit* outer_compilation_unit,
CodeGenerator* code_generator,
OptimizingCompilerStats* compiler_stats);
// Only for unit testing.
HGraphBuilder(HGraph* graph,
const DexCompilationUnit* dex_compilation_unit,
const CodeItemDebugInfoAccessor& accessor,
DataType::Type return_type = DataType::Type::kInt32);
GraphAnalysisResult BuildGraph();
void BuildIntrinsicGraph(ArtMethod* method);
static constexpr const char* kBuilderPassName = "builder";
private:
bool SkipCompilation(size_t number_of_branches);
HGraph* const graph_;
const DexFile* const dex_file_;
const CodeItemDebugInfoAccessor code_item_accessor_; // null for intrinsic graph.
// The compilation unit of the current method being compiled. Note that
// it can be an inlined method.
const DexCompilationUnit* const dex_compilation_unit_;
// The compilation unit of the enclosing method being compiled.
const DexCompilationUnit* const outer_compilation_unit_;
CodeGenerator* const code_generator_;
OptimizingCompilerStats* const compilation_stats_;
const DataType::Type return_type_;
DISALLOW_COPY_AND_ASSIGN(HGraphBuilder);
};
} // namespace art
#endif // ART_COMPILER_OPTIMIZING_BUILDER_H_