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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_BACKEND_TYPES_H_
#define ART_SRC_COMPILER_LLVM_BACKEND_TYPES_H_
#include "base/logging.h"
namespace art {
namespace llvm {
enum JType {
kVoid,
kBoolean,
kByte,
kChar,
kShort,
kInt,
kLong,
kFloat,
kDouble,
kObject,
MAX_JTYPE
};
enum RegCategory {
kRegUnknown,
kRegZero,
kRegCat1nr,
kRegCat2,
kRegObject,
};
enum TBAASpecialType {
kTBAARegister,
kTBAAStackTemp,
kTBAAHeapArray,
kTBAAHeapInstance,
kTBAAHeapStatic,
kTBAAJRuntime,
kTBAARuntimeInfo,
kTBAAShadowFrame,
kTBAAConstJObject,
MAX_TBAA_SPECIAL_TYPE
};
enum ExpectCond {
kLikely,
kUnlikely,
MAX_EXPECT
};
inline JType GetJTypeFromShorty(char shorty_jty) {
switch (shorty_jty) {
case 'V':
return kVoid;
case 'Z':
return kBoolean;
case 'B':
return kByte;
case 'C':
return kChar;
case 'S':
return kShort;
case 'I':
return kInt;
case 'J':
return kLong;
case 'F':
return kFloat;
case 'D':
return kDouble;
case 'L':
return kObject;
default:
LOG(FATAL) << "Unknown Dalvik shorty descriptor: " << shorty_jty;
return kVoid;
}
}
inline RegCategory GetRegCategoryFromJType(JType jty) {
switch (jty) {
case kVoid:
return kRegUnknown;
case kBoolean:
case kByte:
case kChar:
case kShort:
case kInt:
case kFloat:
return kRegCat1nr;
case kLong:
case kDouble:
return kRegCat2;
case kObject:
return kRegObject;
default:
LOG(FATAL) << "Unknown java type: " << jty;
return kRegUnknown;
}
}
inline RegCategory GetRegCategoryFromShorty(char shorty) {
return GetRegCategoryFromJType(GetJTypeFromShorty(shorty));
}
} // namespace llvm
} // namespace art
#endif // ART_SRC_COMPILER_LLVM_BACKEND_TYPES_H_