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//===-- RISCVBaseInfo.h - Top level definitions for RISCV MC ----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains small standalone enum definitions for the RISCV target
// useful for the compiler back-end and the MC libraries.
//
//===----------------------------------------------------------------------===//
#ifndef CS_RISCVBASEINFO_H
#define CS_RISCVBASEINFO_H
#include "../../cs_priv.h"
//#include "RISCVMCTargetDesc.h"
// RISCVII - This namespace holds all of the target specific flags that
// instruction info tracks. All definitions must match RISCVInstrFormats.td.
enum {
IRISCVII_InstFormatPseudo = 0,
IRISCVII_InstFormatR = 1,
IRISCVII_InstFormatR4 = 2,
IRISCVII_InstFormatI = 3,
IRISCVII_InstFormatS = 4,
IRISCVII_InstFormatB = 5,
IRISCVII_InstFormatU = 6,
IRISCVII_InstFormatJ = 7,
IRISCVII_InstFormatCR = 8,
IRISCVII_InstFormatCI = 9,
IRISCVII_InstFormatCSS = 10,
IRISCVII_InstFormatCIW = 11,
IRISCVII_InstFormatCL = 12,
IRISCVII_InstFormatCS = 13,
IRISCVII_InstFormatCA = 14,
IRISCVII_InstFormatCB = 15,
IRISCVII_InstFormatCJ = 16,
IRISCVII_InstFormatOther = 17,
IRISCVII_InstFormatMask = 31
};
enum {
RISCVII_MO_None,
RISCVII_MO_LO,
RISCVII_MO_HI,
RISCVII_MO_PCREL_HI,
};
// Describes the predecessor/successor bits used in the FENCE instruction.
enum FenceField {
RISCVFenceField_I = 8,
RISCVFenceField_O = 4,
RISCVFenceField_R = 2,
RISCVFenceField_W = 1
};
// Describes the supported floating point rounding mode encodings.
enum RoundingMode {
RISCVFPRndMode_RNE = 0,
RISCVFPRndMode_RTZ = 1,
RISCVFPRndMode_RDN = 2,
RISCVFPRndMode_RUP = 3,
RISCVFPRndMode_RMM = 4,
RISCVFPRndMode_DYN = 7,
RISCVFPRndMode_Invalid
};
inline static const char *roundingModeToString(enum RoundingMode RndMode)
{
switch (RndMode) {
default:
CS_ASSERT(0 && "Unknown floating point rounding mode");
case RISCVFPRndMode_RNE:
return "rne";
case RISCVFPRndMode_RTZ:
return "rtz";
case RISCVFPRndMode_RDN:
return "rdn";
case RISCVFPRndMode_RUP:
return "rup";
case RISCVFPRndMode_RMM:
return "rmm";
case RISCVFPRndMode_DYN:
return "dyn";
}
}
inline static bool RISCVFPRndMode_isValidRoundingMode(unsigned Mode)
{
switch (Mode) {
default:
return false;
case RISCVFPRndMode_RNE:
case RISCVFPRndMode_RTZ:
case RISCVFPRndMode_RDN:
case RISCVFPRndMode_RUP:
case RISCVFPRndMode_RMM:
case RISCVFPRndMode_DYN:
return true;
}
}
#endif
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