1 //=- LoongArchBaseInfo.h - Top level definitions for LoongArch MC -*- C++ -*-=// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 // 9 // This file contains small standalone enum definitions and helper function 10 // definitions for the LoongArch target useful for the compiler back-end and the 11 // MC libraries. 12 // 13 //===----------------------------------------------------------------------===// 14 #ifndef LLVM_LIB_TARGET_LOONGARCH_MCTARGETDESC_LOONGARCHBASEINFO_H 15 #define LLVM_LIB_TARGET_LOONGARCH_MCTARGETDESC_LOONGARCHBASEINFO_H 16 17 #include "MCTargetDesc/LoongArchMCTargetDesc.h" 18 #include "llvm/ADT/StringRef.h" 19 #include "llvm/ADT/StringSwitch.h" 20 #include "llvm/MC/MCInstrDesc.h" 21 #include "llvm/TargetParser/SubtargetFeature.h" 22 23 namespace llvm { 24 25 // This namespace holds all of the target specific flags that instruction info 26 // tracks. 27 namespace LoongArchII { 28 enum { 29 MO_None, 30 MO_CALL, 31 MO_CALL_PLT, 32 MO_PCREL_HI, 33 MO_PCREL_LO, 34 MO_PCREL64_LO, 35 MO_PCREL64_HI, 36 MO_GOT_PC_HI, 37 MO_GOT_PC_LO, 38 MO_GOT_PC64_LO, 39 MO_GOT_PC64_HI, 40 MO_LE_HI, 41 MO_LE_LO, 42 MO_LE64_LO, 43 MO_LE64_HI, 44 MO_IE_PC_HI, 45 MO_IE_PC_LO, 46 MO_IE_PC64_LO, 47 MO_IE_PC64_HI, 48 MO_LD_PC_HI, 49 MO_GD_PC_HI, 50 // TODO: Add more flags. 51 }; 52 } // end namespace LoongArchII 53 54 namespace LoongArchABI { 55 enum ABI { 56 ABI_ILP32S, 57 ABI_ILP32F, 58 ABI_ILP32D, 59 ABI_LP64S, 60 ABI_LP64F, 61 ABI_LP64D, 62 ABI_Unknown 63 }; 64 65 ABI computeTargetABI(const Triple &TT, StringRef ABIName); 66 ABI getTargetABI(StringRef ABIName); 67 68 // Returns the register used to hold the stack pointer after realignment. 69 MCRegister getBPReg(); 70 } // end namespace LoongArchABI 71 72 } // end namespace llvm 73 74 #endif // LLVM_LIB_TARGET_LOONGARCH_MCTARGETDESC_LOONGARCHBASEINFO_H 75