Beginning of LLVM backend for ART.
Change-Id: I03466aed94670ac72d489ebc6e34d7ee1c9c857e
diff --git a/src/compiler_llvm/method_compiler.h b/src/compiler_llvm/method_compiler.h
new file mode 100644
index 0000000..2d9f91c
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+++ b/src/compiler_llvm/method_compiler.h
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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_