OLD | NEW |
(Empty) | |
| 1 //===- subzero/src/IceRegistersARM32.h - Register information ---*- C++ -*-===// |
| 2 // |
| 3 // The Subzero Code Generator |
| 4 // |
| 5 // This file is distributed under the University of Illinois Open Source |
| 6 // License. See LICENSE.TXT for details. |
| 7 // |
| 8 //===----------------------------------------------------------------------===// |
| 9 // |
| 10 // This file declares the registers and their encodings for ARM32. |
| 11 // |
| 12 //===----------------------------------------------------------------------===// |
| 13 |
| 14 #ifndef SUBZERO_SRC_ICEREGISTERSARM32_H |
| 15 #define SUBZERO_SRC_ICEREGISTERSARM32_H |
| 16 |
| 17 #include "IceDefs.h" |
| 18 #include "IceInstARM32.def" |
| 19 #include "IceTypes.h" |
| 20 |
| 21 namespace Ice { |
| 22 |
| 23 namespace RegARM32 { |
| 24 |
| 25 // An enum of every register. The enum value may not match the encoding |
| 26 // used to binary encode register operands in instructions. |
| 27 enum AllRegisters { |
| 28 #define X(val, encode, name, scratch, preserved, stackptr, frameptr, isInt, \ |
| 29 isFP) \ |
| 30 val, |
| 31 REGARM32_TABLE |
| 32 #undef X |
| 33 Reg_NUM, |
| 34 #define X(val, init) val init, |
| 35 REGARM32_TABLE_BOUNDS |
| 36 #undef X |
| 37 }; |
| 38 |
| 39 // An enum of GPR Registers. The enum value does match the encoding used |
| 40 // to binary encode register operands in instructions. |
| 41 enum GPRRegister { |
| 42 #define X(val, encode, name, scratch, preserved, stackptr, frameptr, isInt, \ |
| 43 isFP) \ |
| 44 Encoded_##val encode, |
| 45 REGARM32_GPR_TABLE |
| 46 #undef X |
| 47 Encoded_Not_GPR = -1 |
| 48 }; |
| 49 |
| 50 // TODO(jvoung): Floating point and vector registers... |
| 51 // Need to model overlap and difference in encoding too. |
| 52 |
| 53 static inline GPRRegister getEncodedGPR(int32_t RegNum) { |
| 54 assert(Reg_GPR_First <= RegNum && RegNum <= Reg_GPR_Last); |
| 55 return GPRRegister(RegNum - Reg_GPR_First); |
| 56 } |
| 57 |
| 58 } // end of namespace RegARM32 |
| 59 |
| 60 } // end of namespace Ice |
| 61 |
| 62 #endif // SUBZERO_SRC_ICEREGISTERSARM32_H |
OLD | NEW |