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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_
#define COMPILER_TRACED(X)
#define COMPILER_TRACEE(X)
typedef enum OatInstructionSetType {
DALVIK_OAT_NONE = 0,
DALVIK_OAT_ARM,
DALVIK_OAT_THUMB2,
} OatInstructionSetType;
typedef 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 */
} OatMethodAttributes;
#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)
/* Customized node traversal orders for different needs */
typedef enum DataFlowAnalysisMode {
kAllNodes = 0, // All nodes
kReachableNodes, // All reachable nodes
kPreOrderDFSTraversal, // Depth-First-Search / Pre-Order
kPostOrderDFSTraversal, // Depth-First-Search / Post-Order
kPostOrderDOMTraversal, // Dominator tree / Post-Order
} DataFlowAnalysisMode;
struct CompilationUnit;
struct BasicBlock;
struct SSARepresentation;
struct GrowableList;
struct MIR;
void oatInit(const Compiler& compiler);
bool oatArchInit(void);
void oatArchDump(void);
bool oatStartup(void);
void oatShutdown(void);
bool oatCompileMethod(const Compiler& compiler, Method* method, OatInstructionSetType);
void oatDumpStats(void);
void oatScanAllClassPointers(void (*callback)(void* ptr));
void oatInitializeSSAConversion(struct CompilationUnit* cUnit);
int oatConvertSSARegToDalvik(const struct CompilationUnit* cUnit, int ssaReg);
bool oatFindLocalLiveIn(struct CompilationUnit* cUnit,
struct BasicBlock* bb);
bool oatDoSSAConversion(struct CompilationUnit* cUnit,
struct BasicBlock* bb);
bool oatDoConstantPropagation(struct CompilationUnit* cUnit,
struct BasicBlock* bb);
bool oatFindInductionVariables(struct CompilationUnit* cUnit,
struct BasicBlock* bb);
/* Clear the visited flag for each BB */
bool oatClearVisitedFlag(struct CompilationUnit* cUnit,
struct BasicBlock* bb);
char *oatGetDalvikDisassembly(const DecodedInstruction* insn,
const char* note);
char *oatFullDisassembler(const struct CompilationUnit* cUnit,
const struct MIR* mir);
char *oatGetSSAString(struct CompilationUnit* cUnit,
struct SSARepresentation* ssaRep);
void oatDataFlowAnalysisDispatcher(struct CompilationUnit* cUnit,
bool (*func)(struct CompilationUnit* , struct BasicBlock*),
DataFlowAnalysisMode dfaMode,
bool isIterative);
void oatMethodSSATransformation(struct CompilationUnit* cUnit);
u8 oatGetRegResourceMask(int reg);
void oatDumpCFG(struct CompilationUnit* cUnit, const char* dirPrefix);
void oatProcessSwitchTables(CompilationUnit* cUnit);
#endif // ART_SRC_COMPILER_COMPILER_H_
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