| //===-- LanaiBaseInfo.h - Top level definitions for Lanai MC ----*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains small standalone helper functions and enum definitions for |
| // the Lanai target useful for the compiler back-end and the MC libraries. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H |
| #define LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H |
| |
| #include "LanaiMCTargetDesc.h" |
| #include "llvm/MC/MCExpr.h" |
| #include "llvm/Support/DataTypes.h" |
| #include "llvm/Support/ErrorHandling.h" |
| |
| namespace llvm { |
| |
| // LanaiII - This namespace holds all of the target specific flags that |
| // instruction info tracks. |
| namespace LanaiII { |
| // Target Operand Flag enum. |
| enum TOF { |
| //===------------------------------------------------------------------===// |
| // Lanai Specific MachineOperand flags. |
| MO_NO_FLAG, |
| |
| // MO_ABS_HI/LO - Represents the hi or low part of an absolute symbol |
| // address. |
| MO_ABS_HI, |
| MO_ABS_LO, |
| }; |
| } // namespace LanaiII |
| |
| static inline unsigned getLanaiRegisterNumbering(unsigned Reg) { |
| switch (Reg) { |
| case Lanai::R0: |
| return 0; |
| case Lanai::R1: |
| return 1; |
| case Lanai::R2: |
| case Lanai::PC: |
| return 2; |
| case Lanai::R3: |
| return 3; |
| case Lanai::R4: |
| case Lanai::SP: |
| return 4; |
| case Lanai::R5: |
| case Lanai::FP: |
| return 5; |
| case Lanai::R6: |
| return 6; |
| case Lanai::R7: |
| return 7; |
| case Lanai::R8: |
| case Lanai::RV: |
| return 8; |
| case Lanai::R9: |
| return 9; |
| case Lanai::R10: |
| case Lanai::RR1: |
| return 10; |
| case Lanai::R11: |
| case Lanai::RR2: |
| return 11; |
| case Lanai::R12: |
| return 12; |
| case Lanai::R13: |
| return 13; |
| case Lanai::R14: |
| return 14; |
| case Lanai::R15: |
| case Lanai::RCA: |
| return 15; |
| case Lanai::R16: |
| return 16; |
| case Lanai::R17: |
| return 17; |
| case Lanai::R18: |
| return 18; |
| case Lanai::R19: |
| return 19; |
| case Lanai::R20: |
| return 20; |
| case Lanai::R21: |
| return 21; |
| case Lanai::R22: |
| return 22; |
| case Lanai::R23: |
| return 23; |
| case Lanai::R24: |
| return 24; |
| case Lanai::R25: |
| return 25; |
| case Lanai::R26: |
| return 26; |
| case Lanai::R27: |
| return 27; |
| case Lanai::R28: |
| return 28; |
| case Lanai::R29: |
| return 29; |
| case Lanai::R30: |
| return 30; |
| case Lanai::R31: |
| return 31; |
| default: |
| llvm_unreachable("Unknown register number!"); |
| } |
| } |
| } // namespace llvm |
| #endif // LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H |