1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef ART_COMPILER_OPTIMIZING_DATA_TYPE_INL_H_ 18 #define ART_COMPILER_OPTIMIZING_DATA_TYPE_INL_H_ 19 20 #include "data_type.h" 21 #include "dex/primitive.h" 22 23 namespace art { 24 25 // Note: Not declared in data_type.h to avoid pulling in "primitive.h". DataTypeFromPrimitive(Primitive::Type type)26constexpr DataType::Type DataTypeFromPrimitive(Primitive::Type type) { 27 switch (type) { 28 case Primitive::kPrimNot: return DataType::Type::kReference; 29 case Primitive::kPrimBoolean: return DataType::Type::kBool; 30 case Primitive::kPrimByte: return DataType::Type::kInt8; 31 case Primitive::kPrimChar: return DataType::Type::kUint16; 32 case Primitive::kPrimShort: return DataType::Type::kInt16; 33 case Primitive::kPrimInt: return DataType::Type::kInt32; 34 case Primitive::kPrimLong: return DataType::Type::kInt64; 35 case Primitive::kPrimFloat: return DataType::Type::kFloat32; 36 case Primitive::kPrimDouble: return DataType::Type::kFloat64; 37 case Primitive::kPrimVoid: return DataType::Type::kVoid; 38 } 39 LOG(FATAL) << "Unreachable"; 40 UNREACHABLE(); 41 } 42 43 // Note: Not declared in data_type.h to avoid pulling in "primitive.h". DataTypeToPrimitive(DataType::Type type)44constexpr Primitive::Type DataTypeToPrimitive(DataType::Type type) { 45 switch (type) { 46 case DataType::Type::kReference: return Primitive::kPrimNot; 47 case DataType::Type::kBool: return Primitive::kPrimBoolean; 48 case DataType::Type::kInt8: return Primitive::kPrimByte; 49 case DataType::Type::kUint16: return Primitive::kPrimChar; 50 case DataType::Type::kInt16: return Primitive::kPrimShort; 51 case DataType::Type::kInt32: return Primitive::kPrimInt; 52 case DataType::Type::kInt64: return Primitive::kPrimLong; 53 case DataType::Type::kFloat32: return Primitive::kPrimFloat; 54 case DataType::Type::kFloat64: return Primitive::kPrimDouble; 55 case DataType::Type::kVoid: return Primitive::kPrimVoid; 56 default: 57 LOG(FATAL) << "Unexpected type " << type; 58 UNREACHABLE(); 59 } 60 } 61 FromShorty(char type)62constexpr DataType::Type DataType::FromShorty(char type) { 63 return DataTypeFromPrimitive(Primitive::GetType(type)); 64 } 65 TypeId(DataType::Type type)66constexpr char DataType::TypeId(DataType::Type type) { 67 // Type id for visualizer. 68 // Types corresponding to Java types are given a lower-case version of their shorty character. 69 switch (type) { 70 case DataType::Type::kBool: return 'z'; // Java boolean (Z). 71 case DataType::Type::kUint8: return 'a'; // The character before Java byte's 'b'. 72 case DataType::Type::kInt8: return 'b'; // Java byte (B). 73 case DataType::Type::kUint16: return 'c'; // Java char (C). 74 case DataType::Type::kInt16: return 's'; // Java short (S). 75 case DataType::Type::kUint32: return 'u'; // Picked 'u' for unsigned. 76 case DataType::Type::kInt32: return 'i'; // Java int (I). 77 case DataType::Type::kUint64: return 'w'; // Picked 'w' for long unsigned. 78 case DataType::Type::kInt64: return 'j'; // Java long (J). 79 case DataType::Type::kFloat32: return 'f'; // Java float (F). 80 case DataType::Type::kFloat64: return 'd'; // Java double (D). 81 case DataType::Type::kReference: return 'l'; // Java reference (L). 82 case DataType::Type::kVoid: return 'v'; // Java void (V). 83 } 84 LOG(FATAL) << "Unreachable"; 85 UNREACHABLE(); 86 } 87 88 } // namespace art 89 90 #endif // ART_COMPILER_OPTIMIZING_DATA_TYPE_INL_H_ 91