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/*
* Copyright (C) 2012 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_SRC_COMPILER_LLVM_METHOD_COMPILER_H_
#define ART_SRC_COMPILER_LLVM_METHOD_COMPILER_H_
#include "constants.h"
#include "dex_file.h"
#include "dex_instruction.h"
#include "object_utils.h"
#include <llvm/Support/IRBuilder.h>
#include <vector>
#include <stdint.h>
namespace art {
class ClassLinker;
class ClassLoader;
class CompiledMethod;
class Compiler;
class DexCache;
}
namespace llvm {
class AllocaInst;
class BasicBlock;
class Function;
class FunctionType;
class LLVMContext;
class Module;
class Type;
}
namespace art {
namespace compiler_llvm {
class CompilerLLVM;
class IRBuilder;
class MethodCompiler {
private:
art::InstructionSet insn_set_;
art::Compiler const* compiler_;
art::compiler_llvm::CompilerLLVM* compiler_llvm_;
art::ClassLinker* class_linker_;
art::ClassLoader const* class_loader_;
art::DexFile const* dex_file_;
art::DexCache* dex_cache_;
art::DexFile::CodeItem const* code_item_;
art::Method* method_;
art::MethodHelper method_helper_;
uint32_t method_idx_;
uint32_t access_flags_;
llvm::Module* module_;
llvm::LLVMContext* context_;
IRBuilder& irb_;
llvm::Function* func_;
public:
MethodCompiler(art::InstructionSet insn_set,
art::Compiler const* compiler,
art::ClassLinker* class_linker,
art::ClassLoader const* class_loader,
art::DexFile const* dex_file,
art::DexCache* dex_cache,
art::DexFile::CodeItem const* code_item,
uint32_t method_idx,
uint32_t access_flags);
~MethodCompiler();
art::CompiledMethod* Compile();
private:
void CreateFunction();
void EmitPrologue();
void EmitInstructions();
void EmitInstruction(uint32_t addr, art::Instruction const* insn);
void EmitEpilogue();
};
} // namespace compiler_llvm
} // namespace art
#endif // ART_SRC_COMPILER_LLVM_METHOD_COMPILER_H_
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