1 //===- subzero/src/IceRegistersX8664.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 /// \file 11 /// \brief Declares the registers and their encodings for x86-64. 12 /// 13 //===----------------------------------------------------------------------===// 14 15 #ifndef SUBZERO_SRC_ICEREGISTERSX8664_H 16 #define SUBZERO_SRC_ICEREGISTERSX8664_H 17 18 #include "IceDefs.h" 19 #include "IceInstX8664.def" 20 #include "IceTypes.h" 21 22 namespace Ice { 23 24 class RegX8664 { 25 public: 26 /// An enum of every register. The enum value may not match the encoding used 27 /// to binary encode register operands in instructions. 28 enum AllRegisters { 29 #define X(val, encode, name, base, scratch, preserved, stackptr, frameptr, \ 30 sboxres, isGPR, is64, is32, is16, is8, isXmm, is64To8, is32To8, \ 31 is16To8, isTrunc8Rcvr, isAhRcvr, aliases) \ 32 val, 33 REGX8664_TABLE 34 #undef X 35 Reg_NUM 36 }; 37 38 /// An enum of GPR Registers. The enum value does match the encoding used to 39 /// binary encode register operands in instructions. 40 enum GPRRegister { 41 #define X(val, encode, name, base, scratch, preserved, stackptr, frameptr, \ 42 sboxres, isGPR, is64, is32, is16, is8, isXmm, is64To8, is32To8, \ 43 is16To8, isTrunc8Rcvr, isAhRcvr, aliases) \ 44 Encoded_##val = encode, 45 REGX8664_GPR_TABLE 46 #undef X 47 Encoded_Not_GPR = -1 48 }; 49 50 /// An enum of XMM Registers. The enum value does match the encoding used to 51 /// binary encode register operands in instructions. 52 enum XmmRegister { 53 #define X(val, encode, name, base, scratch, preserved, stackptr, frameptr, \ 54 sboxres, isGPR, is64, is32, is16, is8, isXmm, is64To8, is32To8, \ 55 is16To8, isTrunc8Rcvr, isAhRcvr, aliases) \ 56 Encoded_##val = encode, 57 REGX8664_XMM_TABLE 58 #undef X 59 Encoded_Not_Xmm = -1 60 }; 61 62 /// An enum of Byte Registers. The enum value does match the encoding used to 63 /// binary encode register operands in instructions. 64 enum ByteRegister { 65 #define X(val, encode, name, base, scratch, preserved, stackptr, frameptr, \ 66 sboxres, isGPR, is64, is32, is16, is8, isXmm, is64To8, is32To8, \ 67 is16To8, isTrunc8Rcvr, isAhRcvr, aliases) \ 68 Encoded_8_##val = encode, 69 REGX8664_BYTEREG_TABLE 70 #undef X 71 Encoded_Not_ByteReg = -1 72 }; 73 }; 74 75 } // end of namespace Ice 76 77 #endif // SUBZERO_SRC_ICEREGISTERSX8664_H 78