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/*
* Copyright (C) 2011 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_COMPILER_H_
#define ART_SRC_COMPILER_COMPILER_H_
#include "dex_file.h"
#include "dex_instruction.h"
namespace llvm {
class Module;
class LLVMContext;
}
namespace art {
namespace greenland {
class IntrinsicHelper;
class IRBuilder;
}
#define COMPILER_TRACED(X)
#define COMPILER_TRACEE(X)
/*
* Special offsets to denote method entry/exit for debugger update.
* NOTE: bit pattern must be loadable using 1 instruction and must
* not be a valid Dalvik offset.
*/
#define DEBUGGER_METHOD_ENTRY -1
#define DEBUGGER_METHOD_EXIT -2
/*
* Assembly is an iterative process, and usually terminates within
* two or three passes. This should be high enough to handle bizarre
* cases, but detect an infinite loop bug.
*/
#define MAX_ASSEMBLER_RETRIES 50
// Suppress optimization if corresponding bit set.
enum opt_control_vector {
kLoadStoreElimination = 0,
kLoadHoisting,
kSuppressLoads,
kNullCheckElimination,
kPromoteRegs,
kTrackLiveTemps,
kSkipLargeMethodOptimization,
kSafeOptimizations,
kBBOpt,
kMatch,
kPromoteCompilerTemps,
};
// Force code generation paths for testing.
enum debugControlVector {
kDebugDisplayMissingTargets,
kDebugVerbose,
kDebugDumpCFG,
kDebugSlowFieldPath,
kDebugSlowInvokePath,
kDebugSlowStringPath,
kDebugSlowTypePath,
kDebugSlowestFieldPath,
kDebugSlowestStringPath,
kDebugExerciseResolveMethod,
kDebugVerifyDataflow,
kDebugShowMemoryUsage,
kDebugShowNops,
kDebugCountOpcodes,
kDebugDumpCheckStats,
kDebugDumpBitcodeFile,
kDebugVerifyBitcode,
};
enum OatMethodAttributes {
kIsCallee = 0, // Code is part of a callee (invoked by a hot trace).
kIsHot, // Code is part of a hot trace.
kIsLeaf, // Method is leaf.
kIsEmpty, // Method is empty.
kIsThrowFree, // Method doesn't throw.
kIsGetter, // Method fits the getter pattern.
kIsSetter, // Method fits the setter pattern.
kCannotCompile, // Method cannot be compiled.
};
#define METHOD_IS_CALLEE (1 << kIsCallee)
#define METHOD_IS_HOT (1 << kIsHot)
#define METHOD_IS_LEAF (1 << kIsLeaf)
#define METHOD_IS_EMPTY (1 << kIsEmpty)
#define METHOD_IS_THROW_FREE (1 << kIsThrowFree)
#define METHOD_IS_GETTER (1 << kIsGetter)
#define METHOD_IS_SETTER (1 << kIsSetter)
#define METHOD_CANNOT_COMPILE (1 << kCannotCompile)
class LLVMInfo {
public:
LLVMInfo();
~LLVMInfo();
llvm::LLVMContext* GetLLVMContext() {
return llvm_context_.get();
}
llvm::Module* GetLLVMModule() {
return llvm_module_;
}
art::greenland::IntrinsicHelper* GetIntrinsicHelper() {
return intrinsic_helper_.get();
}
art::greenland::IRBuilder* GetIRBuilder() {
return ir_builder_.get();
}
private:
UniquePtr<llvm::LLVMContext> llvm_context_;
llvm::Module* llvm_module_; // Managed by context_.
UniquePtr<art::greenland::IntrinsicHelper> intrinsic_helper_;
UniquePtr<art::greenland::IRBuilder> ir_builder_;
};
struct CompilationUnit;
struct BasicBlock;
BasicBlock* FindBlock(CompilationUnit* cu, unsigned int code_offset);
void ReplaceSpecialChars(std::string& str);
} // namespace art
extern "C" art::CompiledMethod* ArtCompileMethod(art::Compiler& compiler,
const art::DexFile::CodeItem* code_item,
uint32_t access_flags,
art::InvokeType invoke_type,
uint32_t method_idx,
jobject class_loader,
const art::DexFile& dex_file);
#endif // ART_SRC_COMPILER_COMPILER_H_
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