/*
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* Copyright (C) 2014 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ART_COMPILER_OPTIMIZING_BUILDER_H_
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#define ART_COMPILER_OPTIMIZING_BUILDER_H_
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#include "base/arena_object.h"
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#include "base/array_ref.h"
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#include "dex/code_item_accessors.h"
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#include "dex/dex_file-inl.h"
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#include "dex/dex_file.h"
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#include "nodes.h"
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namespace art {
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class ArtMethod;
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class CodeGenerator;
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class DexCompilationUnit;
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class OptimizingCompilerStats;
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class HGraphBuilder : public ValueObject {
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public:
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HGraphBuilder(HGraph* graph,
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const CodeItemDebugInfoAccessor& accessor,
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const DexCompilationUnit* dex_compilation_unit,
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const DexCompilationUnit* outer_compilation_unit,
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CodeGenerator* code_generator,
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OptimizingCompilerStats* compiler_stats,
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ArrayRef<const uint8_t> interpreter_metadata,
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VariableSizedHandleScope* handles);
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// Only for unit testing.
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HGraphBuilder(HGraph* graph,
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const DexCompilationUnit* dex_compilation_unit,
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const CodeItemDebugInfoAccessor& accessor,
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VariableSizedHandleScope* handles,
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DataType::Type return_type = DataType::Type::kInt32);
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GraphAnalysisResult BuildGraph();
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void BuildIntrinsicGraph(ArtMethod* method);
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static constexpr const char* kBuilderPassName = "builder";
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private:
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bool SkipCompilation(size_t number_of_branches);
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HGraph* const graph_;
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const DexFile* const dex_file_;
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const CodeItemDebugInfoAccessor code_item_accessor_; // null for intrinsic graph.
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// The compilation unit of the current method being compiled. Note that
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// it can be an inlined method.
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const DexCompilationUnit* const dex_compilation_unit_;
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// The compilation unit of the enclosing method being compiled.
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const DexCompilationUnit* const outer_compilation_unit_;
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CodeGenerator* const code_generator_;
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OptimizingCompilerStats* const compilation_stats_;
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const ArrayRef<const uint8_t> interpreter_metadata_;
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VariableSizedHandleScope* const handles_;
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const DataType::Type return_type_;
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DISALLOW_COPY_AND_ASSIGN(HGraphBuilder);
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};
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} // namespace art
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#endif // ART_COMPILER_OPTIMIZING_BUILDER_H_
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