| //===-- CSKYBaseInfo.h - Top level definitions for CSKY ---*- 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 CSKY target useful for the compiler back-end and the MC libraries. |
| // As such, it deliberately does not include references to LLVM core |
| // code gen types, passes, etc.. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIB_TARGET_CSKY_MCTARGETDESC_CSKYBASEINFO_H |
| #define LLVM_LIB_TARGET_CSKY_MCTARGETDESC_CSKYBASEINFO_H |
| |
| #include "MCTargetDesc/CSKYMCTargetDesc.h" |
| #include "llvm/MC/MCInstrDesc.h" |
| |
| namespace llvm { |
| |
| // CSKYII - This namespace holds all of the target specific flags that |
| // instruction info tracks. All definitions must match CSKYInstrFormats.td. |
| namespace CSKYII { |
| |
| enum AddrMode { |
| AddrModeNone = 0, |
| AddrMode32B = 1, // ld32.b, ld32.bs, st32.b, st32.bs, +4kb |
| AddrMode32H = 2, // ld32.h, ld32.hs, st32.h, st32.hs, +8kb |
| AddrMode32WD = 3, // ld32.w, st32.w, ld32.d, st32.d, +16kb |
| AddrMode16B = 4, // ld16.b, +32b |
| AddrMode16H = 5, // ld16.h, +64b |
| AddrMode16W = 6, // ld16.w, +128b or +1kb |
| AddrMode32SDF = 7, // flds, fldd, +1kb |
| }; |
| |
| // CSKY Specific MachineOperand Flags. |
| enum TOF { |
| MO_None = 0, |
| MO_ADDR32, |
| MO_GOT32, |
| MO_GOTOFF, |
| MO_PLT32, |
| MO_ADDR_HI16, |
| MO_ADDR_LO16, |
| |
| // Used to differentiate between target-specific "direct" flags and "bitmask" |
| // flags. A machine operand can only have one "direct" flag, but can have |
| // multiple "bitmask" flags. |
| MO_DIRECT_FLAG_MASK = 15 |
| }; |
| |
| enum { |
| AddrModeMask = 0x1f, |
| }; |
| |
| } // namespace CSKYII |
| |
| namespace CSKYOp { |
| enum OperandType : unsigned { |
| OPERAND_BARESYMBOL = MCOI::OPERAND_FIRST_TARGET, |
| OPERAND_CONSTPOOL |
| }; |
| } // namespace CSKYOp |
| |
| } // namespace llvm |
| |
| #endif // LLVM_LIB_TARGET_CSKY_MCTARGETDESC_CSKYBASEINFO_H |