/src/capstonenext/arch/AArch64/AArch64InstPrinter.c

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/* Capstone Disassembly Engine, http://www.capstone-engine.org */
/* By Nguyen Anh Quynh <aquynh@gmail.com>, 2013-2022, */
/*    Rot127 <unisono@quyllur.org> 2022-2023 */
/* Automatically translated source file from LLVM. */

/* LLVM-commit: <commit> */
/* LLVM-tag: <tag> */

/* Only small edits allowed. */
/* For multiple similar edits, please create a Patch for the translator. */

/* Capstone's C++ file translator: */
/* https://github.com/capstone-engine/capstone/tree/next/suite/auto-sync */

//==-- AArch64InstPrinter.cpp - Convert AArch64 MCInst to assembly syntax --==//
//
// 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 class prints an AArch64 MCInst to a .s file.
//
//===----------------------------------------------------------------------===//

#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <capstone/platform.h>

#include "../../Mapping.h"
#include "../../MCInst.h"
#include "../../MCInstPrinter.h"
#include "../../MCRegisterInfo.h"
#include "../../SStream.h"
#include "../../utils.h"
#include "AArch64AddressingModes.h"
#include "AArch64BaseInfo.h"
#include "AArch64DisassemblerExtension.h"
#include "AArch64InstPrinter.h"
#include "AArch64Linkage.h"
#include "AArch64Mapping.h"

#define GET_BANKEDREG_IMPL
#include "AArch64GenSystemOperands.inc"

#define CONCAT(a, b) CONCAT_(a, b)
#define CONCAT_(a, b) a##_##b

#define CONCATs(a, b) CONCATS(a, b)
#define CONCATS(a, b) a##b

#define DEBUG_TYPE "asm-printer"

// BEGIN Static declarations.
// These functions must be declared statically here, because they
// are also defined in the ARM module.
// If they are not static, we fail during linking.

static void printCustomAliasOperand(MCInst *MI, uint64_t Address,
            unsigned OpIdx, unsigned PrintMethodIdx,
            SStream *OS);

static void printFPImmOperand(MCInst *MI, unsigned OpNum, SStream *O);

#define DECLARE_printComplexRotationOp(Angle, Remainder) \
  static void CONCAT(printComplexRotationOp, CONCAT(Angle, Remainder))( \
    MCInst * MI, unsigned OpNo, SStream *O);
DECLARE_printComplexRotationOp(180, 90);
DECLARE_printComplexRotationOp(90, 0);

// END Static declarations.

#define GET_INSTRUCTION_NAME
#define PRINT_ALIAS_INSTR
#include "AArch64GenAsmWriter.inc"

void printRegName(SStream *OS, unsigned Reg)
{
  SStream_concat(OS, "%s%s", markup("<reg:"),
           getRegisterName(Reg, AArch64_NoRegAltName));
  SStream_concat0(OS, markup(">"));
}

void printRegNameAlt(SStream *OS, unsigned Reg, unsigned AltIdx)
{
  SStream_concat(OS, "%s%s", markup("<reg:"),
           getRegisterName(Reg, AltIdx));
  SStream_concat0(OS, markup(">"));
}

const char *getRegName(unsigned Reg)
{
  return getRegisterName(Reg, AArch64_NoRegAltName);
}

void printInst(MCInst *MI, uint64_t Address, const char *Annot, SStream *O)
{
  bool isAlias = false;
  bool useAliasDetails = map_use_alias_details(MI);
  map_set_fill_detail_ops(MI, useAliasDetails);

  unsigned Opcode = MCInst_getOpcode(MI);

  if (Opcode == AArch64_SYSxt) {
    if (printSysAlias(MI, O)) {
      isAlias = true;
      MCInst_setIsAlias(MI, isAlias);
      if (useAliasDetails)
        return;
    }
  }

  if (Opcode == AArch64_SYSPxt || Opcode == AArch64_SYSPxt_XZR) {
    if (printSyspAlias(MI, O)) {
      isAlias = true;
      MCInst_setIsAlias(MI, isAlias);
      if (useAliasDetails)
        return;
    }
  }

  // RPRFM overlaps PRFM (reg), so try to print it as RPRFM here.
  if ((Opcode == AArch64_PRFMroX) || (Opcode == AArch64_PRFMroW)) {
    if (printRangePrefetchAlias(MI, O, Annot)) {
      isAlias = true;
      MCInst_setIsAlias(MI, isAlias);
      if (useAliasDetails)
        return;
    }
  }

  // SBFM/UBFM should print to a nicer aliased form if possible.
  if (Opcode == AArch64_SBFMXri || Opcode == AArch64_SBFMWri ||
      Opcode == AArch64_UBFMXri || Opcode == AArch64_UBFMWri) {
    MCOperand *Op0 = MCInst_getOperand(MI, (0));
    MCOperand *Op1 = MCInst_getOperand(MI, (1));
    MCOperand *Op2 = MCInst_getOperand(MI, (2));
    MCOperand *Op3 = MCInst_getOperand(MI, (3));

    bool IsSigned = (Opcode == AArch64_SBFMXri ||
         Opcode == AArch64_SBFMWri);
    bool Is64Bit = (Opcode == AArch64_SBFMXri ||
        Opcode == AArch64_UBFMXri);
    if (MCOperand_isImm(Op2) && MCOperand_getImm(Op2) == 0 &&
        MCOperand_isImm(Op3)) {
      const char *AsmMnemonic = NULL;

      switch (MCOperand_getImm(Op3)) {
      default:
        break;
      case 7:
        if (IsSigned)
          AsmMnemonic = "sxtb";
        else if (!Is64Bit)
          AsmMnemonic = "uxtb";
        break;
      case 15:
        if (IsSigned)
          AsmMnemonic = "sxth";
        else if (!Is64Bit)
          AsmMnemonic = "uxth";
        break;
      case 31:
        // *xtw is only valid for signed 64-bit operations.
        if (Is64Bit && IsSigned)
          AsmMnemonic = "sxtw";
        break;
      }

      if (AsmMnemonic) {
        SStream_concat(O, "%s", AsmMnemonic);
        SStream_concat0(O, " ");

        printRegName(O, MCOperand_getReg(Op0));
        SStream_concat0(O, ", ");
        printRegName(O, getWRegFromXReg(
              MCOperand_getReg(Op1)));
        if (detail_is_set(MI) && useAliasDetails) {
          AArch64_set_detail_op_reg(
            MI, 0, MCOperand_getReg(Op0));
          AArch64_set_detail_op_reg(
            MI, 1,
            getWRegFromXReg(
              MCOperand_getReg(Op1)));
          if (strings_match(AsmMnemonic, "uxtb"))
            AArch64_get_detail_op(MI, -1)
              ->ext =
              AARCH64_EXT_UXTB;
          else if (strings_match(AsmMnemonic,
                     "sxtb"))
            AArch64_get_detail_op(MI, -1)
              ->ext =
              AARCH64_EXT_SXTB;
          else if (strings_match(AsmMnemonic,
                     "uxth"))
            AArch64_get_detail_op(MI, -1)
              ->ext =
              AARCH64_EXT_UXTH;
          else if (strings_match(AsmMnemonic,
                     "sxth"))
            AArch64_get_detail_op(MI, -1)
              ->ext =
              AARCH64_EXT_SXTH;
          else if (strings_match(AsmMnemonic,
                     "sxtw"))
            AArch64_get_detail_op(MI, -1)
              ->ext =
              AARCH64_EXT_SXTW;
          else
            AArch64_get_detail_op(MI, -1)
              ->ext =
              AARCH64_EXT_INVALID;
        }
        isAlias = true;
        MCInst_setIsAlias(MI, isAlias);
        if (useAliasDetails)
          return;
        else
          goto add_real_detail;
      }
    }

    // All immediate shifts are aliases, implemented using the Bitfield
    // instruction. In all cases the immediate shift amount shift must be in
    // the range 0 to (reg.size -1).
    if (MCOperand_isImm(Op2) && MCOperand_isImm(Op3)) {
      const char *AsmMnemonic = NULL;
      int shift = 0;
      int64_t immr = MCOperand_getImm(Op2);
      int64_t imms = MCOperand_getImm(Op3);
      if (Opcode == AArch64_UBFMWri && imms != 0x1F &&
          ((imms + 1) == immr)) {
        AsmMnemonic = "lsl";
        shift = 31 - imms;
      } else if (Opcode == AArch64_UBFMXri && imms != 0x3f &&
           ((imms + 1 == immr))) {
        AsmMnemonic = "lsl";
        shift = 63 - imms;
      } else if (Opcode == AArch64_UBFMWri && imms == 0x1f) {
        AsmMnemonic = "lsr";
        shift = immr;
      } else if (Opcode == AArch64_UBFMXri && imms == 0x3f) {
        AsmMnemonic = "lsr";
        shift = immr;
      } else if (Opcode == AArch64_SBFMWri && imms == 0x1f) {
        AsmMnemonic = "asr";
        shift = immr;
      } else if (Opcode == AArch64_SBFMXri && imms == 0x3f) {
        AsmMnemonic = "asr";
        shift = immr;
      }
      if (AsmMnemonic) {
        SStream_concat(O, "%s", AsmMnemonic);
        SStream_concat0(O, " ");

        printRegName(O, MCOperand_getReg(Op0));
        SStream_concat0(O, ", ");
        printRegName(O, MCOperand_getReg(Op1));
        SStream_concat(O, "%s%s#%d", ", ",
                 markup("<imm:"), shift);
        SStream_concat0(O, markup(">"));
        if (detail_is_set(MI) && useAliasDetails) {
          AArch64_set_detail_op_reg(
            MI, 0, MCOperand_getReg(Op0));
          AArch64_set_detail_op_reg(
            MI, 1, MCOperand_getReg(Op1));
          if (strings_match(AsmMnemonic, "lsl"))
            AArch64_get_detail_op(MI, -1)
              ->shift.type =
              AARCH64_SFT_LSL;
          else if (strings_match(AsmMnemonic,
                     "lsr"))
            AArch64_get_detail_op(MI, -1)
              ->shift.type =
              AARCH64_SFT_LSR;
          else if (strings_match(AsmMnemonic,
                     "asr"))
            AArch64_get_detail_op(MI, -1)
              ->shift.type =
              AARCH64_SFT_ASR;
          else
            AArch64_get_detail_op(MI, -1)
              ->shift.type =
              AARCH64_SFT_INVALID;
          AArch64_get_detail_op(MI, -1)
            ->shift.value = shift;
        }
        isAlias = true;
        MCInst_setIsAlias(MI, isAlias);
        if (useAliasDetails)
          return;
        else
          goto add_real_detail;
      }
    }

    // SBFIZ/UBFIZ aliases
    if (MCOperand_getImm(Op2) > MCOperand_getImm(Op3)) {
      SStream_concat(O, "%s", (IsSigned ? "sbfiz" : "ubfiz"));
      SStream_concat0(O, " ");

      printRegName(O, MCOperand_getReg(Op0));
      SStream_concat0(O, ", ");
      printRegName(O, MCOperand_getReg(Op1));
      SStream_concat(O, "%s%s", ", ", markup("<imm:"));
      printUInt32Bang(O, (Is64Bit ? 64 : 32) -
               MCOperand_getImm(Op2));
      SStream_concat(O, "%s%s%s", markup(">"), ", ",
               markup("<imm:"));
      printInt64Bang(O, MCOperand_getImm(Op3) + 1);
      SStream_concat0(O, markup(">"));
      if (detail_is_set(MI) && useAliasDetails) {
        AArch64_set_detail_op_reg(
          MI, 0, MCOperand_getReg(Op0));
        AArch64_set_detail_op_reg(
          MI, 1, MCOperand_getReg(Op1));
        AArch64_set_detail_op_imm(
          MI, 2, AARCH64_OP_IMM,
          (Is64Bit ? 64 : 32) -
            MCOperand_getImm(Op2));
        AArch64_set_detail_op_imm(
          MI, 3, AARCH64_OP_IMM,
          MCOperand_getImm(Op3) + 1);
      }
      isAlias = true;
      MCInst_setIsAlias(MI, isAlias);
      if (useAliasDetails)
        return;
      else
        goto add_real_detail;
    }

    // Otherwise SBFX/UBFX is the preferred form
    SStream_concat(O, "%s", (IsSigned ? "sbfx" : "ubfx"));
    SStream_concat0(O, " ");

    printRegName(O, MCOperand_getReg(Op0));
    SStream_concat0(O, ", ");
    printRegName(O, MCOperand_getReg(Op1));
    SStream_concat(O, "%s%s", ", ", markup("<imm:"));
    printInt64Bang(O, MCOperand_getImm(Op2));
    SStream_concat(O, "%s%s%s", markup(">"), ", ", markup("<imm:"));
    printInt64Bang(O, MCOperand_getImm(Op3) -
            MCOperand_getImm(Op2) + 1);
    SStream_concat0(O, markup(">"));
    if (detail_is_set(MI) && useAliasDetails) {
      AArch64_set_detail_op_reg(MI, 0, MCOperand_getReg(Op0));
      AArch64_set_detail_op_reg(MI, 1, MCOperand_getReg(Op1));
      AArch64_set_detail_op_imm(MI, 2, AARCH64_OP_IMM,
              MCOperand_getImm(Op2));
      AArch64_set_detail_op_imm(
        MI, 3, AARCH64_OP_IMM,
        MCOperand_getImm(Op3) - MCOperand_getImm(Op2) +
          1);
    }
    isAlias = true;
    MCInst_setIsAlias(MI, isAlias);
    if (useAliasDetails)
      return;
    else
      goto add_real_detail;
  }

  if (Opcode == AArch64_BFMXri || Opcode == AArch64_BFMWri) {
    isAlias = true;
    MCInst_setIsAlias(MI, isAlias);
    MCOperand *Op0 = MCInst_getOperand(MI, (0)); // Op1 == Op0
    MCOperand *Op2 = MCInst_getOperand(MI, (2));
    int ImmR = MCOperand_getImm(MCInst_getOperand(MI, (3)));
    int ImmS = MCOperand_getImm(MCInst_getOperand(MI, (4)));

    if ((MCOperand_getReg(Op2) == AArch64_WZR ||
         MCOperand_getReg(Op2) == AArch64_XZR) &&
        (ImmR == 0 || ImmS < ImmR) &&
        (AArch64_getFeatureBits(MI->csh->mode,
              AArch64_FeatureAll) ||
         AArch64_getFeatureBits(MI->csh->mode,
              AArch64_HasV8_2aOps))) {
      // BFC takes precedence over its entire range, sligtly differently
      // to BFI.
      int BitWidth = Opcode == AArch64_BFMXri ? 64 : 32;
      int LSB = (BitWidth - ImmR) % BitWidth;
      int Width = ImmS + 1;

      SStream_concat0(O, "bfc ");
      printRegName(O, MCOperand_getReg(Op0));
      SStream_concat(O, "%s%s#%d", ", ", markup("<imm:"),
               LSB);
      SStream_concat(O, "%s%s%s#%d", markup(">"), ", ",
               markup("<imm:"), Width);
      SStream_concat0(O, markup(">"));
      if (detail_is_set(MI) && useAliasDetails) {
        AArch64_set_detail_op_reg(
          MI, 0, MCOperand_getReg(Op0));
        AArch64_set_detail_op_imm(MI, 3, AARCH64_OP_IMM,
                LSB);
        AArch64_set_detail_op_imm(MI, 4, AARCH64_OP_IMM,
                Width);
      }

      if (useAliasDetails)
        return;
      else
        goto add_real_detail;
    } else if (ImmS < ImmR) {
      // BFI alias
      int BitWidth = Opcode == AArch64_BFMXri ? 64 : 32;
      int LSB = (BitWidth - ImmR) % BitWidth;
      int Width = ImmS + 1;

      SStream_concat0(O, "bfi ");
      printRegName(O, MCOperand_getReg(Op0));
      SStream_concat0(O, ", ");
      printRegName(O, MCOperand_getReg(Op2));
      SStream_concat(O, "%s%s#%d", ", ", markup("<imm:"),
               LSB);
      SStream_concat(O, "%s%s%s#%d", markup(">"), ", ",
               markup("<imm:"), Width);
      SStream_concat0(O, markup(">"));
      if (detail_is_set(MI) && useAliasDetails) {
        AArch64_set_detail_op_reg(
          MI, 0, MCOperand_getReg(Op0));
        AArch64_set_detail_op_reg(
          MI, 2, MCOperand_getReg(Op2));
        AArch64_set_detail_op_imm(MI, 3, AARCH64_OP_IMM,
                LSB);
        AArch64_set_detail_op_imm(MI, 4, AARCH64_OP_IMM,
                Width);
      }
      if (useAliasDetails)
        return;
      else
        goto add_real_detail;
    }

    int LSB = ImmR;
    int Width = ImmS - ImmR + 1;
    // Otherwise BFXIL the preferred form
    SStream_concat0(O, "bfxil ");
    printRegName(O, MCOperand_getReg(Op0));
    SStream_concat0(O, ", ");
    printRegName(O, MCOperand_getReg(Op2));
    SStream_concat(O, "%s%s#%d", ", ", markup("<imm:"), LSB);
    SStream_concat(O, "%s%s%s#%d", markup(">"), ", ",
             markup("<imm:"), Width);
    SStream_concat0(O, markup(">"));
    if (detail_is_set(MI) && useAliasDetails) {
      AArch64_set_detail_op_reg(MI, 0, MCOperand_getReg(Op0));
      AArch64_set_detail_op_reg(MI, 2, MCOperand_getReg(Op2));
      AArch64_set_detail_op_imm(MI, 3, AARCH64_OP_IMM, LSB);
      AArch64_set_detail_op_imm(MI, 4, AARCH64_OP_IMM, Width);
    }
    if (useAliasDetails)
      return;
  }

  // Symbolic operands for MOVZ, MOVN and MOVK already imply a shift
  // (e.g. :gottprel_g1: is always going to be "lsl #16") so it should not be
  // printed.
  if ((Opcode == AArch64_MOVZXi || Opcode == AArch64_MOVZWi ||
       Opcode == AArch64_MOVNXi || Opcode == AArch64_MOVNWi) &&
      MCOperand_isExpr(MCInst_getOperand(MI, (1)))) {
    printUInt64Bang(O, MCInst_getOpVal(MI, 1));
    if (detail_is_set(MI) && useAliasDetails) {
      AArch64_set_detail_op_imm(MI, 1, AARCH64_OP_IMM, MCInst_getOpVal(MI, 1));
    }
  }

  if ((Opcode == AArch64_MOVKXi || Opcode == AArch64_MOVKWi) &&
      MCOperand_isExpr(MCInst_getOperand(MI, (2)))) {
    printUInt64Bang(O, MCInst_getOpVal(MI, 2));
    if (detail_is_set(MI) && useAliasDetails) {
      AArch64_set_detail_op_imm(MI, 2, AARCH64_OP_IMM, MCInst_getOpVal(MI, 2));
    }
  }

  // MOVZ, MOVN and "ORR wzr, #imm" instructions are aliases for MOV, but
  // their domains overlap so they need to be prioritized. The chain is "MOVZ
  // lsl #0 > MOVZ lsl #N > MOVN lsl #0 > MOVN lsl #N > ORR". The highest
  // instruction that can represent the move is the MOV alias, and the rest
  // get printed normally.
  if ((Opcode == AArch64_MOVZXi || Opcode == AArch64_MOVZWi) &&
      MCOperand_isImm(MCInst_getOperand(MI, (1))) &&
      MCOperand_isImm(MCInst_getOperand(MI, (2)))) {
    int RegWidth = Opcode == AArch64_MOVZXi ? 64 : 32;
    int Shift = MCOperand_getImm(MCInst_getOperand(MI, (2)));
    uint64_t Value =
      (uint64_t)MCOperand_getImm(MCInst_getOperand(MI, (1)))
      << Shift;

    if (AArch64_AM_isMOVZMovAlias(
          Value, Shift, Opcode == AArch64_MOVZXi ? 64 : 32)) {
      isAlias = true;
      MCInst_setIsAlias(MI, isAlias);
      SStream_concat0(O, "mov ");
      printRegName(O, MCOperand_getReg(
            MCInst_getOperand(MI, (0))));
      SStream_concat(O, "%s%s", ", ", markup("<imm:"));
      printInt64Bang(O, SignExtend64(Value, RegWidth));
      SStream_concat0(O, markup(">"));
      if (detail_is_set(MI) && useAliasDetails) {
        AArch64_set_detail_op_reg(
          MI, 0, MCInst_getOpVal(MI, 0));
        AArch64_set_detail_op_imm(
          MI, 1, AARCH64_OP_IMM,
          SignExtend64(Value, RegWidth));
      }
      if (useAliasDetails)
        return;
    }
  }

  if ((Opcode == AArch64_MOVNXi || Opcode == AArch64_MOVNWi) &&
      MCOperand_isImm(MCInst_getOperand(MI, (1))) &&
      MCOperand_isImm(MCInst_getOperand(MI, (2)))) {
    int RegWidth = Opcode == AArch64_MOVNXi ? 64 : 32;
    int Shift = MCOperand_getImm(MCInst_getOperand(MI, (2)));
    uint64_t Value =
      ~((uint64_t)MCOperand_getImm(MCInst_getOperand(MI, (1)))
        << Shift);
    if (RegWidth == 32)
      Value = Value & 0xffffffff;

    if (AArch64_AM_isMOVNMovAlias(Value, Shift, RegWidth)) {
      isAlias = true;
      MCInst_setIsAlias(MI, isAlias);
      SStream_concat0(O, "mov ");
      printRegName(O, MCOperand_getReg(
            MCInst_getOperand(MI, (0))));
      SStream_concat(O, "%s%s", ", ", markup("<imm:"));
      printInt64Bang(O, SignExtend64(Value, RegWidth));
      SStream_concat0(O, markup(">"));
      if (detail_is_set(MI) && useAliasDetails) {
        AArch64_set_detail_op_reg(
          MI, 0, MCInst_getOpVal(MI, 0));
        AArch64_set_detail_op_imm(
          MI, 1, AARCH64_OP_IMM,
          SignExtend64(Value, RegWidth));
      }
      if (useAliasDetails)
        return;
    }
  }

  if ((Opcode == AArch64_ORRXri || Opcode == AArch64_ORRWri) &&
      (MCOperand_getReg(MCInst_getOperand(MI, (1))) == AArch64_XZR ||
       MCOperand_getReg(MCInst_getOperand(MI, (1))) == AArch64_WZR) &&
      MCOperand_isImm(MCInst_getOperand(MI, (2)))) {
    int RegWidth = Opcode == AArch64_ORRXri ? 64 : 32;
    uint64_t Value = AArch64_AM_decodeLogicalImmediate(
      MCOperand_getImm(MCInst_getOperand(MI, (2))), RegWidth);
    if (!AArch64_AM_isAnyMOVWMovAlias(Value, RegWidth)) {
      isAlias = true;
      MCInst_setIsAlias(MI, isAlias);
      SStream_concat0(O, "mov ");
      printRegName(O, MCOperand_getReg(
            MCInst_getOperand(MI, (0))));
      SStream_concat(O, "%s%s", ", ", markup("<imm:"));
      printInt64Bang(O, SignExtend64(Value, RegWidth));
      SStream_concat0(O, markup(">"));
      if (detail_is_set(MI) && useAliasDetails) {
        AArch64_set_detail_op_reg(
          MI, 0, MCInst_getOpVal(MI, 0));
        AArch64_set_detail_op_imm(
          MI, 2, AARCH64_OP_IMM,
          SignExtend64(Value, RegWidth));
      }
      if (useAliasDetails)
        return;
    }
  }

  if (Opcode == AArch64_SPACE) {
    isAlias = true;
    MCInst_setIsAlias(MI, isAlias);
    SStream_concat1(O, ' ');
    SStream_concat(O, "%s", " SPACE ");
    printInt64(O, MCOperand_getImm(MCInst_getOperand(MI, (1))));
    if (detail_is_set(MI) && useAliasDetails) {
      AArch64_set_detail_op_imm(MI, 1, AARCH64_OP_IMM,
              MCInst_getOpVal(MI, 1));
    }
    if (useAliasDetails)
      return;
  }

  if (!isAlias)
    isAlias |= printAliasInstr(MI, Address, O);

add_real_detail:
  MCInst_setIsAlias(MI, isAlias);

  if (!isAlias || !useAliasDetails) {
    map_set_fill_detail_ops(MI, !(isAlias && useAliasDetails));
    if (isAlias)
      SStream_Close(O);
    printInstruction(MI, Address, O);
    if (isAlias)
      SStream_Open(O);
  }
}

bool printRangePrefetchAlias(MCInst *MI, SStream *O, const char *Annot)
{
  unsigned Opcode = MCInst_getOpcode(MI);

#ifndef NDEBUG

#endif

  unsigned PRFOp = MCOperand_getImm(MCInst_getOperand(MI, (0)));
  unsigned Mask = 0x18; // 0b11000
  if ((PRFOp & Mask) != Mask)
    return false; // Rt != '11xxx', it's a PRFM instruction.

  unsigned Rm = MCOperand_getReg(MCInst_getOperand(MI, (2)));

  // "Rm" must be a 64-bit GPR for RPRFM.
  if (MCRegisterInfo_getRegClass(MI->MRI, Rm))
    Rm = MCRegisterInfo_getMatchingSuperReg(
      MI->MRI, Rm, AArch64_sub_32,
      MCRegisterInfo_getRegClass(MI->MRI, Rm));

  unsigned SignExtend = MCOperand_getImm(
    MCInst_getOperand(MI, (3))); // encoded in "option<2>".
  unsigned Shift =
    MCOperand_getImm(MCInst_getOperand(MI, (4))); // encoded in "S".

  unsigned Option0 = (Opcode == AArch64_PRFMroX) ? 1 : 0;

  // encoded in "option<2>:option<0>:S:Rt<2:0>".
  unsigned RPRFOp = (SignExtend << 5) | (Option0 << 4) | (Shift << 3) |
        (PRFOp & 0x7);

  SStream_concat0(O, "rprfm ");
  const AArch64RPRFM_RPRFM *RPRFM =
    AArch64RPRFM_lookupRPRFMByEncoding(RPRFOp);
  if (RPRFM) {
    SStream_concat0(O, RPRFM->Name);
  } else {
    printUInt32Bang(O, RPRFOp);
    SStream_concat(O, ", ");
  }
  SStream_concat0(O, getRegisterName(Rm, AArch64_NoRegAltName));
  SStream_concat0(O, ", [");
  printOperand(MI, 1, O); // "Rn".
  SStream_concat0(O, "]");

  return true;
}

bool printSysAlias(MCInst *MI, SStream *O)
{
  MCOperand *Op1 = MCInst_getOperand(MI, (0));
  MCOperand *Cn = MCInst_getOperand(MI, (1));
  MCOperand *Cm = MCInst_getOperand(MI, (2));
  MCOperand *Op2 = MCInst_getOperand(MI, (3));

  unsigned Op1Val = MCOperand_getImm(Op1);
  unsigned CnVal = MCOperand_getImm(Cn);
  unsigned CmVal = MCOperand_getImm(Cm);
  unsigned Op2Val = MCOperand_getImm(Op2);

  uint16_t Encoding = Op2Val;
  Encoding |= CmVal << 3;
  Encoding |= CnVal << 7;
  Encoding |= Op1Val << 11;

  bool NeedsReg;
  const char *Ins;
  const char *Name;

  if (CnVal == 7) {
    switch (CmVal) {
    default:
      return false;
    // Maybe IC, maybe Prediction Restriction
    case 1:
      switch (Op1Val) {
      default:
        return false;
      case 0:
        goto Search_IC;
      case 3:
        goto Search_PRCTX;
      }
    // Prediction Restriction aliases
    case 3: {
Search_PRCTX:
      if (Op1Val != 3 || CnVal != 7 || CmVal != 3)
        return false;

      unsigned int Requires =
        Op2Val == 6 ? AArch64_FeatureSPECRES2 :
                AArch64_FeaturePredRes;
      if (!(AArch64_getFeatureBits(MI->csh->mode,
                 AArch64_FeatureAll) ||
            AArch64_getFeatureBits(MI->csh->mode, Requires)))
        return false;

      NeedsReg = true;
      switch (Op2Val) {
      default:
        return false;
      case 4:
        Ins = "cfp ";
        break;
      case 5:
        Ins = "dvp ";
        break;
      case 6:
        Ins = "cosp ";
        break;
      case 7:
        Ins = "cpp ";
        break;
      }
      Name = "RCTX";
    } break;
    // IC aliases
    case 5: {
Search_IC: {
  const AArch64IC_IC *IC = AArch64IC_lookupICByEncoding(Encoding);
  if (!IC ||
      !AArch64_testFeatureList(MI->csh->mode, IC->FeaturesRequired))
    return false;
  if (detail_is_set(MI)) {
    aarch64_sysop sysop = { 0 };
    sysop.reg = IC->SysReg;
    sysop.sub_type = AARCH64_OP_IC;
    AArch64_get_detail_op(MI, 0)->type = AARCH64_OP_SYSREG;
    AArch64_get_detail_op(MI, 0)->sysop = sysop;
    AArch64_inc_op_count(MI);
  }

  NeedsReg = IC->NeedsReg;
  Ins = "ic ";
  Name = IC->Name;
}
    } break;
    // DC aliases
    case 4:
    case 6:
    case 10:
    case 11:
    case 12:
    case 13:
    case 14: {
      const AArch64DC_DC *DC =
        AArch64DC_lookupDCByEncoding(Encoding);
      if (!DC || !AArch64_testFeatureList(
             MI->csh->mode, DC->FeaturesRequired))
        return false;
      if (detail_is_set(MI)) {
        aarch64_sysop sysop = { 0 };
        sysop.alias = DC->SysAlias;
        sysop.sub_type = AARCH64_OP_DC;
        AArch64_get_detail_op(MI, 0)->type =
          AARCH64_OP_SYSALIAS;
        AArch64_get_detail_op(MI, 0)->sysop = sysop;
        AArch64_inc_op_count(MI);
      }

      NeedsReg = true;
      Ins = "dc ";
      Name = DC->Name;
    } break;
    // AT aliases
    case 8:
    case 9: {
      const AArch64AT_AT *AT =
        AArch64AT_lookupATByEncoding(Encoding);
      if (!AT || !AArch64_testFeatureList(
             MI->csh->mode, AT->FeaturesRequired))
        return false;

      if (detail_is_set(MI)) {
        aarch64_sysop sysop = { 0 };
        sysop.alias = AT->SysAlias;
        sysop.sub_type = AARCH64_OP_AT;
        AArch64_get_detail_op(MI, 0)->type =
          AARCH64_OP_SYSALIAS;
        AArch64_get_detail_op(MI, 0)->sysop = sysop;
        AArch64_inc_op_count(MI);
      }
      NeedsReg = true;
      Ins = "at ";
      Name = AT->Name;
    } break;
    }
  } else if (CnVal == 8 || CnVal == 9) {
    // TLBI aliases
    const AArch64TLBI_TLBI *TLBI =
      AArch64TLBI_lookupTLBIByEncoding(Encoding);
    if (!TLBI || !AArch64_testFeatureList(MI->csh->mode,
                  TLBI->FeaturesRequired))
      return false;

    if (detail_is_set(MI)) {
      aarch64_sysop sysop = { 0 };
      sysop.reg = TLBI->SysReg;
      sysop.sub_type = AARCH64_OP_TLBI;
      AArch64_get_detail_op(MI, 0)->type = AARCH64_OP_SYSREG;
      AArch64_get_detail_op(MI, 0)->sysop = sysop;
      AArch64_inc_op_count(MI);
    }
    NeedsReg = TLBI->NeedsReg;
    Ins = "tlbi ";
    Name = TLBI->Name;
  } else
    return false;

#define TMP_STR_LEN 32
  char Str[TMP_STR_LEN] = { 0 };
  append_to_str_lower(Str, TMP_STR_LEN, Ins);
  append_to_str_lower(Str, TMP_STR_LEN, Name);
#undef TMP_STR_LEN

  SStream_concat1(O, ' ');
  SStream_concat0(O, Str);
  if (NeedsReg) {
    SStream_concat0(O, ", ");
    printRegName(O, MCOperand_getReg(MCInst_getOperand(MI, (4))));
    AArch64_set_detail_op_reg(MI, 4, MCInst_getOpVal(MI, 4));
  }

  return true;
}

bool printSyspAlias(MCInst *MI, SStream *O)
{
  MCOperand *Op1 = MCInst_getOperand(MI, (0));
  MCOperand *Cn = MCInst_getOperand(MI, (1));
  MCOperand *Cm = MCInst_getOperand(MI, (2));
  MCOperand *Op2 = MCInst_getOperand(MI, (3));

  unsigned Op1Val = MCOperand_getImm(Op1);
  unsigned CnVal = MCOperand_getImm(Cn);
  unsigned CmVal = MCOperand_getImm(Cm);
  unsigned Op2Val = MCOperand_getImm(Op2);

  uint16_t Encoding = Op2Val;
  Encoding |= CmVal << 3;
  Encoding |= CnVal << 7;
  Encoding |= Op1Val << 11;

  const char *Ins;
  const char *Name;

  if (CnVal == 8 || CnVal == 9) {
    // TLBIP aliases

    if (CnVal == 9) {
      if (!AArch64_getFeatureBits(MI->csh->mode,
                AArch64_FeatureAll) ||
          !AArch64_getFeatureBits(MI->csh->mode,
                AArch64_FeatureXS))
        return false;
      Encoding &= ~(1 << 7);
    }

    const AArch64TLBI_TLBI *TLBI =
      AArch64TLBI_lookupTLBIByEncoding(Encoding);
    if (!TLBI || !AArch64_testFeatureList(MI->csh->mode,
                  TLBI->FeaturesRequired))
      return false;

    if (detail_is_set(MI)) {
      aarch64_sysop sysop = { 0 };
      sysop.reg = TLBI->SysReg;
      sysop.sub_type = AARCH64_OP_TLBI;
      AArch64_get_detail_op(MI, 0)->type = AARCH64_OP_SYSREG;
      AArch64_get_detail_op(MI, 0)->sysop = sysop;
      AArch64_inc_op_count(MI);
    }
    Ins = "tlbip ";
    Name = TLBI->Name;
  } else
    return false;

#define TMP_STR_LEN 32
  char Str[TMP_STR_LEN] = { 0 };
  append_to_str_lower(Str, TMP_STR_LEN, Ins);
  append_to_str_lower(Str, TMP_STR_LEN, Name);

  if (CnVal == 9) {
    append_to_str_lower(Str, TMP_STR_LEN, "nxs");
  }
#undef TMP_STR_LEN

  SStream_concat1(O, ' ');
  SStream_concat0(O, Str);
  SStream_concat0(O, ", ");
  if (MCOperand_getReg(MCInst_getOperand(MI, (4))) == AArch64_XZR)
    printSyspXzrPair(MI, 4, O);
  else
    CONCAT(printGPRSeqPairsClassOperand, 64)(MI, 4, O);

  return true;
}

#define DEFINE_printMatrix(EltSize) \
  void CONCAT(printMatrix, EltSize)(MCInst * MI, unsigned OpNum, \
            SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_Matrix, EltSize), OpNum, \
      EltSize); \
    MCOperand *RegOp = MCInst_getOperand(MI, (OpNum)); \
\
    printRegName(O, MCOperand_getReg(RegOp)); \
    switch (EltSize) { \
    case 0: \
      break; \
    case 8: \
      SStream_concat0(O, ".b"); \
      break; \
    case 16: \
      SStream_concat0(O, ".h"); \
      break; \
    case 32: \
      SStream_concat0(O, ".s"); \
      break; \
    case 64: \
      SStream_concat0(O, ".d"); \
      break; \
    case 128: \
      SStream_concat0(O, ".q"); \
      break; \
    default: \
      CS_ASSERT_RET(0 && "Unsupported element size"); \
    } \
  }
DEFINE_printMatrix(64);
DEFINE_printMatrix(32);
DEFINE_printMatrix(16);
DEFINE_printMatrix(0);

#define DEFINE_printMatrixTileVector(IsVertical) \
  void CONCAT(printMatrixTileVector, \
        IsVertical)(MCInst * MI, unsigned OpNum, SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, \
      CONCAT(AArch64_OP_GROUP_MatrixTileVector, IsVertical), \
      OpNum, IsVertical); \
    MCOperand *RegOp = MCInst_getOperand(MI, (OpNum)); \
\
    const char *RegName = getRegisterName(MCOperand_getReg(RegOp), \
                  AArch64_NoRegAltName); \
\
    unsigned buf_len = strlen(RegName) + 1; \
    char *Base = cs_mem_calloc(1, buf_len); \
    memcpy(Base, RegName, buf_len); \
    char *Dot = strchr(Base, '.'); \
    if (!Dot) { \
      SStream_concat0(O, RegName); \
      return; \
    } \
    *Dot = '\0'; /* Split string */ \
    char *Suffix = Dot + 1; \
    SStream_concat(O, "%s%s", Base, (IsVertical ? "v" : "h")); \
    SStream_concat1(O, '.'); \
    SStream_concat0(O, Suffix); \
    cs_mem_free(Base); \
  }
DEFINE_printMatrixTileVector(0);
DEFINE_printMatrixTileVector(1);

void printMatrixTile(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_MatrixTile, OpNum);
  MCOperand *RegOp = MCInst_getOperand(MI, (OpNum));

  printRegName(O, MCOperand_getReg(RegOp));
}

void printSVCROp(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_SVCROp, OpNum);
  MCOperand *MO = MCInst_getOperand(MI, (OpNum));

  unsigned svcrop = MCOperand_getImm(MO);
  const AArch64SVCR_SVCR *SVCR = AArch64SVCR_lookupSVCRByEncoding(svcrop);

  SStream_concat0(O, SVCR->Name);
}

void printOperand(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_Operand, OpNo);
  MCOperand *Op = MCInst_getOperand(MI, (OpNo));
  if (MCOperand_isReg(Op)) {
    unsigned Reg = MCOperand_getReg(Op);
    printRegName(O, Reg);
  } else if (MCOperand_isImm(Op)) {
    Op = MCInst_getOperand(MI, (OpNo));
    SStream_concat(O, "%s", markup("<imm:"));
    printInt64Bang(O, MCOperand_getImm(Op));
    SStream_concat0(O, markup(">"));
  } else {
    printUInt64Bang(O, MCInst_getOpVal(MI, OpNo));
  }
}

void printImm(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_Imm, OpNo);
  MCOperand *Op = MCInst_getOperand(MI, (OpNo));
  SStream_concat(O, "%s", markup("<imm:"));
  printInt64Bang(O, MCOperand_getImm(Op));
  SStream_concat0(O, markup(">"));
}

void printImmHex(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_ImmHex, OpNo);
  MCOperand *Op = MCInst_getOperand(MI, (OpNo));
  SStream_concat(O, "%s", markup("<imm:"));
  printInt64Bang(O, MCOperand_getImm(Op));
  SStream_concat0(O, markup(">"));
}

#define DEFINE_printSImm(Size) \
  void CONCAT(printSImm, Size)(MCInst * MI, unsigned OpNo, SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_SImm, Size), OpNo, Size); \
    MCOperand *Op = MCInst_getOperand(MI, (OpNo)); \
    if (Size == 8) { \
      SStream_concat(O, "%s", markup("<imm:")); \
      printInt32Bang(O, MCOperand_getImm(Op)); \
      SStream_concat0(O, markup(">")); \
    } else if (Size == 16) { \
      SStream_concat(O, "%s", markup("<imm:")); \
      printInt32Bang(O, MCOperand_getImm(Op)); \
      SStream_concat0(O, markup(">")); \
    } else { \
      SStream_concat(O, "%s", markup("<imm:")); \
      printInt64Bang(O, MCOperand_getImm(Op)); \
      SStream_concat0(O, markup(">")); \
    } \
  }
DEFINE_printSImm(16);
DEFINE_printSImm(8);

void printPostIncOperand(MCInst *MI, unsigned OpNo, unsigned Imm, SStream *O)
{
  MCOperand *Op = MCInst_getOperand(MI, (OpNo));
  if (MCOperand_isReg(Op)) {
    unsigned Reg = MCOperand_getReg(Op);
    if (Reg == AArch64_XZR) {
      SStream_concat(O, "%s", markup("<imm:"));
      printUInt64Bang(O, Imm);
      SStream_concat0(O, markup(">"));
    } else
      printRegName(O, Reg);
  } else
    CS_ASSERT_RET(0 && "unknown operand kind in printPostIncOperand64");
}

void printVRegOperand(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_VRegOperand, OpNo);
  MCOperand *Op = MCInst_getOperand(MI, (OpNo));

  unsigned Reg = MCOperand_getReg(Op);
  printRegNameAlt(O, Reg, AArch64_vreg);
}

void printSysCROperand(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_SysCROperand, OpNo);
  MCOperand *Op = MCInst_getOperand(MI, (OpNo));

  SStream_concat(O, "%s", "c");
  printUInt32(O, MCOperand_getImm(Op));
  SStream_concat1(O, '\0');
}

void printAddSubImm(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_AddSubImm, OpNum);
  MCOperand *MO = MCInst_getOperand(MI, (OpNum));
  if (MCOperand_isImm(MO)) {
    unsigned Val = (MCOperand_getImm(MO) & 0xfff);

    unsigned Shift = AArch64_AM_getShiftValue(
      MCOperand_getImm(MCInst_getOperand(MI, (OpNum + 1))));
    SStream_concat(O, "%s", markup("<imm:"));
    printUInt32Bang(O, (Val));
    SStream_concat0(O, markup(">"));
    if (Shift != 0) {
      printShifter(MI, OpNum + 1, O);
    }
  } else {
    printShifter(MI, OpNum + 1, O);
  }
}

#define DEFINE_printLogicalImm(T) \
  void CONCAT(printLogicalImm, T)(MCInst * MI, unsigned OpNum, \
          SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_LogicalImm, T), OpNum, sizeof(T)); \
    uint64_t Val = \
      MCOperand_getImm(MCInst_getOperand(MI, (OpNum))); \
    SStream_concat(O, "%s", markup("<imm:")); \
    printUInt64Bang(O, (AArch64_AM_decodeLogicalImmediate( \
             Val, 8 * sizeof(T)))); \
    SStream_concat0(O, markup(">")); \
  }
DEFINE_printLogicalImm(int64_t);
DEFINE_printLogicalImm(int32_t);
DEFINE_printLogicalImm(int8_t);
DEFINE_printLogicalImm(int16_t);

void printShifter(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_Shifter, OpNum);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNum)));
  // LSL #0 should not be printed.
  if (AArch64_AM_getShiftType(Val) == AArch64_AM_LSL &&
      AArch64_AM_getShiftValue(Val) == 0)
    return;
  SStream_concat(
    O, "%s%s%s%s#%d", ", ",
    AArch64_AM_getShiftExtendName(AArch64_AM_getShiftType(Val)),
    " ", markup("<imm:"), AArch64_AM_getShiftValue(Val));
  SStream_concat0(O, markup(">"));
}

void printShiftedRegister(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_ShiftedRegister, OpNum);
  printRegName(O, MCOperand_getReg(MCInst_getOperand(MI, (OpNum))));
  printShifter(MI, OpNum + 1, O);
}

void printExtendedRegister(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_ExtendedRegister, OpNum);
  printRegName(O, MCOperand_getReg(MCInst_getOperand(MI, (OpNum))));
  printArithExtend(MI, OpNum + 1, O);
}

void printArithExtend(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_ArithExtend, OpNum);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNum)));
  AArch64_AM_ShiftExtendType ExtType = AArch64_AM_getArithExtendType(Val);
  unsigned ShiftVal = AArch64_AM_getArithShiftValue(Val);

  // If the destination or first source register operand is [W]SP, print
  // UXTW/UXTX as LSL, and if the shift amount is also zero, print nothing at
  // all.
  if (ExtType == AArch64_AM_UXTW || ExtType == AArch64_AM_UXTX) {
    unsigned Dest = MCOperand_getReg(MCInst_getOperand(MI, (0)));
    unsigned Src1 = MCOperand_getReg(MCInst_getOperand(MI, (1)));
    if (((Dest == AArch64_SP || Src1 == AArch64_SP) &&
         ExtType == AArch64_AM_UXTX) ||
        ((Dest == AArch64_WSP || Src1 == AArch64_WSP) &&
         ExtType == AArch64_AM_UXTW)) {
      if (ShiftVal != 0) {
        SStream_concat(O, "%s%s", ", lsl ",
                 markup("<imm:"));
        printUInt32Bang(O, ShiftVal);
        SStream_concat0(O, markup(">"));
      }
      return;
    }
  }
  SStream_concat(O, "%s", ", ");
  SStream_concat0(O, AArch64_AM_getShiftExtendName(ExtType));
  if (ShiftVal != 0) {
    SStream_concat(O, "%s%s#%d", " ", markup("<imm:"), ShiftVal);
    SStream_concat0(O, markup(">"));
  }
}

static void printMemExtendImpl(bool SignExtend, bool DoShift, unsigned Width,
             char SrcRegKind, SStream *O, bool getUseMarkup)
{
  // sxtw, sxtx, uxtw or lsl (== uxtx)
  bool IsLSL = !SignExtend && SrcRegKind == 'x';
  if (IsLSL)
    SStream_concat0(O, "lsl");
  else {
    SStream_concat(O, "%c%s", (SignExtend ? 's' : 'u'), "xt");
    SStream_concat1(O, SrcRegKind);
  }

  if (DoShift || IsLSL) {
    SStream_concat0(O, " ");
    if (getUseMarkup)
      SStream_concat0(O, "<imm:");
    unsigned ShiftAmount = DoShift ? Log2_32(Width / 8) : 0;
    SStream_concat(O, "%s%d", "#", ShiftAmount);
    if (getUseMarkup)
      SStream_concat0(O, ">");
  }
}

void printMemExtend(MCInst *MI, unsigned OpNum, SStream *O, char SrcRegKind,
        unsigned Width)
{
  bool SignExtend = MCOperand_getImm(MCInst_getOperand(MI, (OpNum)));
  bool DoShift = MCOperand_getImm(MCInst_getOperand(MI, (OpNum + 1)));
  printMemExtendImpl(SignExtend, DoShift, Width, SrcRegKind, O,
         getUseMarkup());
}

#define DEFINE_printRegWithShiftExtend(SignExtend, ExtWidth, SrcRegKind, \
               Suffix) \
  void CONCAT(printRegWithShiftExtend, \
        CONCAT(SignExtend, \
         CONCAT(ExtWidth, CONCAT(SrcRegKind, Suffix))))( \
    MCInst * MI, unsigned OpNum, SStream *O) \
  { \
    AArch64_add_cs_detail_4( \
      MI, \
      CONCAT(CONCAT(CONCAT(CONCAT(AArch64_OP_GROUP_RegWithShiftExtend, \
                SignExtend), \
               ExtWidth), \
              SrcRegKind), \
             Suffix), \
      OpNum, SignExtend, ExtWidth, CHAR(SrcRegKind), \
      CHAR(Suffix)); \
    printOperand(MI, OpNum, O); \
    if (CHAR(Suffix) == 's' || CHAR(Suffix) == 'd') { \
      SStream_concat1(O, '.'); \
      SStream_concat1(O, CHAR(Suffix)); \
      SStream_concat1(O, '\0'); \
    } else \
      CS_ASSERT_RET((CHAR(Suffix) == '0') && \
             "Unsupported suffix size"); \
    bool DoShift = ExtWidth != 8; \
    if (SignExtend || DoShift || CHAR(SrcRegKind) == 'w') { \
      SStream_concat0(O, ", "); \
      printMemExtendImpl(SignExtend, DoShift, ExtWidth, \
             CHAR(SrcRegKind), O, \
             getUseMarkup()); \
    } \
  }
DEFINE_printRegWithShiftExtend(false, 8, x, d);
DEFINE_printRegWithShiftExtend(true, 8, w, d);
DEFINE_printRegWithShiftExtend(false, 8, w, d);
DEFINE_printRegWithShiftExtend(false, 8, x, 0);
DEFINE_printRegWithShiftExtend(true, 8, w, s);
DEFINE_printRegWithShiftExtend(false, 8, w, s);
DEFINE_printRegWithShiftExtend(false, 64, x, d);
DEFINE_printRegWithShiftExtend(true, 64, w, d);
DEFINE_printRegWithShiftExtend(false, 64, w, d);
DEFINE_printRegWithShiftExtend(false, 64, x, 0);
DEFINE_printRegWithShiftExtend(true, 64, w, s);
DEFINE_printRegWithShiftExtend(false, 64, w, s);
DEFINE_printRegWithShiftExtend(false, 16, x, d);
DEFINE_printRegWithShiftExtend(true, 16, w, d);
DEFINE_printRegWithShiftExtend(false, 16, w, d);
DEFINE_printRegWithShiftExtend(false, 16, x, 0);
DEFINE_printRegWithShiftExtend(true, 16, w, s);
DEFINE_printRegWithShiftExtend(false, 16, w, s);
DEFINE_printRegWithShiftExtend(false, 32, x, d);
DEFINE_printRegWithShiftExtend(true, 32, w, d);
DEFINE_printRegWithShiftExtend(false, 32, w, d);
DEFINE_printRegWithShiftExtend(false, 32, x, 0);
DEFINE_printRegWithShiftExtend(true, 32, w, s);
DEFINE_printRegWithShiftExtend(false, 32, w, s);
DEFINE_printRegWithShiftExtend(false, 8, x, s);
DEFINE_printRegWithShiftExtend(false, 16, x, s);
DEFINE_printRegWithShiftExtend(false, 32, x, s);
DEFINE_printRegWithShiftExtend(false, 64, x, s);
DEFINE_printRegWithShiftExtend(false, 128, x, 0);

#define DEFINE_printPredicateAsCounter(EltSize) \
  void CONCAT(printPredicateAsCounter, \
        EltSize)(MCInst * MI, unsigned OpNum, SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, \
      CONCAT(AArch64_OP_GROUP_PredicateAsCounter, EltSize), \
      OpNum, EltSize); \
    unsigned Reg = \
      MCOperand_getReg(MCInst_getOperand(MI, (OpNum))); \
    if (Reg < AArch64_PN0 || Reg > AArch64_PN15) \
      CS_ASSERT_RET(0 && \
             "Unsupported predicate-as-counter register"); \
    SStream_concat(O, "%s", "pn"); \
    printUInt32(O, (Reg - AArch64_PN0)); \
    switch (EltSize) { \
    case 0: \
      break; \
    case 8: \
      SStream_concat0(O, ".b"); \
      break; \
    case 16: \
      SStream_concat0(O, ".h"); \
      break; \
    case 32: \
      SStream_concat0(O, ".s"); \
      break; \
    case 64: \
      SStream_concat0(O, ".d"); \
      break; \
    default: \
      CS_ASSERT_RET(0 && "Unsupported element size"); \
    } \
  }
DEFINE_printPredicateAsCounter(8);
DEFINE_printPredicateAsCounter(64);
DEFINE_printPredicateAsCounter(16);
DEFINE_printPredicateAsCounter(32);
DEFINE_printPredicateAsCounter(0);

void printCondCode(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_CondCode, OpNum);
  AArch64CC_CondCode CC = (AArch64CC_CondCode)MCOperand_getImm(
    MCInst_getOperand(MI, (OpNum)));
  SStream_concat0(O, AArch64CC_getCondCodeName(CC));
}

void printInverseCondCode(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_InverseCondCode, OpNum);
  AArch64CC_CondCode CC = (AArch64CC_CondCode)MCOperand_getImm(
    MCInst_getOperand(MI, (OpNum)));
  SStream_concat0(O, AArch64CC_getCondCodeName(
           AArch64CC_getInvertedCondCode(CC)));
}

void printAMNoIndex(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_AMNoIndex, OpNum);
  SStream_concat0(O, "[");

  printRegName(O, MCOperand_getReg(MCInst_getOperand(MI, (OpNum))));
  SStream_concat0(O, "]");
}

#define DEFINE_printImmScale(Scale) \
  void CONCAT(printImmScale, Scale)(MCInst * MI, unsigned OpNum, \
            SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_ImmScale, Scale), OpNum, \
      Scale); \
    SStream_concat(O, "%s", markup("<imm:")); \
    printInt32Bang(O, Scale *MCOperand_getImm( \
            MCInst_getOperand(MI, (OpNum)))); \
    SStream_concat0(O, markup(">")); \
  }
DEFINE_printImmScale(8);
DEFINE_printImmScale(2);
DEFINE_printImmScale(4);
DEFINE_printImmScale(16);
DEFINE_printImmScale(32);
DEFINE_printImmScale(3);

#define DEFINE_printImmRangeScale(Scale, Offset) \
  void CONCAT(printImmRangeScale, CONCAT(Scale, Offset))( \
    MCInst * MI, unsigned OpNum, SStream *O) \
  { \
    AArch64_add_cs_detail_2( \
      MI, \
      CONCAT(CONCAT(AArch64_OP_GROUP_ImmRangeScale, Scale), \
             Offset), \
      OpNum, Scale, Offset); \
    unsigned FirstImm = \
      Scale * \
      MCOperand_getImm(MCInst_getOperand(MI, (OpNum))); \
    printUInt32(O, (FirstImm)); \
    SStream_concat(O, "%s", ":"); \
    printUInt32(O, (FirstImm + Offset)); \
    SStream_concat1(O, '\0'); \
  }
DEFINE_printImmRangeScale(2, 1);
DEFINE_printImmRangeScale(4, 3);

void printUImm12Offset(MCInst *MI, unsigned OpNum, unsigned Scale, SStream *O)
{
  MCOperand *MO = MCInst_getOperand(MI, (OpNum));
  if (MCOperand_isImm(MO)) {
    SStream_concat(O, "%s", markup("<imm:"));
    printUInt32Bang(O, (MCOperand_getImm(MO) * Scale));
    SStream_concat0(O, markup(">"));
  } else {
    printUInt64Bang(O, MCOperand_getImm(MO));
  }
}

void printAMIndexedWB(MCInst *MI, unsigned OpNum, unsigned Scale, SStream *O)
{
  MCOperand *MO1 = MCInst_getOperand(MI, (OpNum + 1));
  SStream_concat0(O, "[");

  printRegName(O, MCOperand_getReg(MCInst_getOperand(MI, (OpNum))));
  if (MCOperand_isImm(MO1)) {
    SStream_concat(O, "%s%s", ", ", markup("<imm:"));
    printUInt32Bang(O, MCOperand_getImm(MO1) * Scale);
    SStream_concat0(O, markup(">"));
  } else {
    printUInt64Bang(O, MCOperand_getImm(MO1));
  }
  SStream_concat0(O, "]");
}

void printRPRFMOperand(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_RPRFMOperand, OpNum);
  unsigned prfop = MCOperand_getImm(MCInst_getOperand(MI, (OpNum)));
  const AArch64PRFM_PRFM *PRFM =
    AArch64RPRFM_lookupRPRFMByEncoding(prfop);
  if (PRFM) {
    SStream_concat0(O, PRFM->Name);
    return;
  }

  printUInt32Bang(O, (prfop));
  SStream_concat1(O, '\0');
}

#define DEFINE_printPrefetchOp(IsSVEPrefetch) \
  void CONCAT(printPrefetchOp, \
        IsSVEPrefetch)(MCInst * MI, unsigned OpNum, SStream *O) \
  { \
    AArch64_add_cs_detail_1(MI, \
          CONCAT(AArch64_OP_GROUP_PrefetchOp, \
                 IsSVEPrefetch), \
          OpNum, IsSVEPrefetch); \
    unsigned prfop = \
      MCOperand_getImm(MCInst_getOperand(MI, (OpNum))); \
    if (IsSVEPrefetch) { \
      const AArch64SVEPRFM_SVEPRFM *PRFM = \
        AArch64SVEPRFM_lookupSVEPRFMByEncoding(prfop); \
      if (PRFM) { \
        SStream_concat0(O, PRFM->Name); \
        return; \
      } \
    } else { \
      const AArch64PRFM_PRFM *PRFM = \
        AArch64PRFM_lookupPRFMByEncoding(prfop); \
      if (PRFM && \
          AArch64_testFeatureList(MI->csh->mode, \
                PRFM->FeaturesRequired)) { \
        SStream_concat0(O, PRFM->Name); \
        return; \
      } \
    } \
\
    SStream_concat(O, "%s", markup("<imm:")); \
    printUInt32Bang(O, (prfop)); \
    SStream_concat0(O, markup(">")); \
  }
DEFINE_printPrefetchOp(false);
DEFINE_printPrefetchOp(true);

void printPSBHintOp(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_PSBHintOp, OpNum);
  unsigned psbhintop = MCOperand_getImm(MCInst_getOperand(MI, (OpNum)));
  const AArch64PSBHint_PSB *PSB =
    AArch64PSBHint_lookupPSBByEncoding(psbhintop);
  if (PSB)
    SStream_concat0(O, PSB->Name);
  else {
    SStream_concat(O, "%s", markup("<imm:"));
    SStream_concat1(O, '#');
    printUInt32Bang(O, (psbhintop));
    SStream_concat0(O, markup(">"));
  }
}

void printBTIHintOp(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_BTIHintOp, OpNum);
  unsigned btihintop = MCOperand_getImm(MCInst_getOperand(MI, (OpNum))) ^
           32;
  const AArch64BTIHint_BTI *BTI =
    AArch64BTIHint_lookupBTIByEncoding(btihintop);
  if (BTI)
    SStream_concat0(O, BTI->Name);
  else {
    SStream_concat(O, "%s", markup("<imm:"));
    printUInt32Bang(O, (btihintop));
    SStream_concat0(O, markup(">"));
  }
}

static void printFPImmOperand(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_FPImmOperand, OpNum);
  MCOperand *MO = MCInst_getOperand(MI, (OpNum));
  float FPImm = MCOperand_isDFPImm(MO) ?
            BitsToDouble(MCOperand_getImm(MO)) :
            AArch64_AM_getFPImmFloat(MCOperand_getImm(MO));

  // 8 decimal places are enough to perfectly represent permitted floats.
  SStream_concat(O, "%s", markup("<imm:"));
  SStream_concat(O, "#%.8f", FPImm);
  SStream_concat0(O, markup(">"));
}

static unsigned getNextVectorRegister(unsigned Reg, unsigned Stride /* = 1 */)
{
  while (Stride--) {
    switch (Reg) {
    default:
      CS_ASSERT_RET_VAL(0 && "Vector register expected!", 0);
    case AArch64_Q0:
      Reg = AArch64_Q1;
      break;
    case AArch64_Q1:
      Reg = AArch64_Q2;
      break;
    case AArch64_Q2:
      Reg = AArch64_Q3;
      break;
    case AArch64_Q3:
      Reg = AArch64_Q4;
      break;
    case AArch64_Q4:
      Reg = AArch64_Q5;
      break;
    case AArch64_Q5:
      Reg = AArch64_Q6;
      break;
    case AArch64_Q6:
      Reg = AArch64_Q7;
      break;
    case AArch64_Q7:
      Reg = AArch64_Q8;
      break;
    case AArch64_Q8:
      Reg = AArch64_Q9;
      break;
    case AArch64_Q9:
      Reg = AArch64_Q10;
      break;
    case AArch64_Q10:
      Reg = AArch64_Q11;
      break;
    case AArch64_Q11:
      Reg = AArch64_Q12;
      break;
    case AArch64_Q12:
      Reg = AArch64_Q13;
      break;
    case AArch64_Q13:
      Reg = AArch64_Q14;
      break;
    case AArch64_Q14:
      Reg = AArch64_Q15;
      break;
    case AArch64_Q15:
      Reg = AArch64_Q16;
      break;
    case AArch64_Q16:
      Reg = AArch64_Q17;
      break;
    case AArch64_Q17:
      Reg = AArch64_Q18;
      break;
    case AArch64_Q18:
      Reg = AArch64_Q19;
      break;
    case AArch64_Q19:
      Reg = AArch64_Q20;
      break;
    case AArch64_Q20:
      Reg = AArch64_Q21;
      break;
    case AArch64_Q21:
      Reg = AArch64_Q22;
      break;
    case AArch64_Q22:
      Reg = AArch64_Q23;
      break;
    case AArch64_Q23:
      Reg = AArch64_Q24;
      break;
    case AArch64_Q24:
      Reg = AArch64_Q25;
      break;
    case AArch64_Q25:
      Reg = AArch64_Q26;
      break;
    case AArch64_Q26:
      Reg = AArch64_Q27;
      break;
    case AArch64_Q27:
      Reg = AArch64_Q28;
      break;
    case AArch64_Q28:
      Reg = AArch64_Q29;
      break;
    case AArch64_Q29:
      Reg = AArch64_Q30;
      break;
    case AArch64_Q30:
      Reg = AArch64_Q31;
      break;
    // Vector lists can wrap around.
    case AArch64_Q31:
      Reg = AArch64_Q0;
      break;
    case AArch64_Z0:
      Reg = AArch64_Z1;
      break;
    case AArch64_Z1:
      Reg = AArch64_Z2;
      break;
    case AArch64_Z2:
      Reg = AArch64_Z3;
      break;
    case AArch64_Z3:
      Reg = AArch64_Z4;
      break;
    case AArch64_Z4:
      Reg = AArch64_Z5;
      break;
    case AArch64_Z5:
      Reg = AArch64_Z6;
      break;
    case AArch64_Z6:
      Reg = AArch64_Z7;
      break;
    case AArch64_Z7:
      Reg = AArch64_Z8;
      break;
    case AArch64_Z8:
      Reg = AArch64_Z9;
      break;
    case AArch64_Z9:
      Reg = AArch64_Z10;
      break;
    case AArch64_Z10:
      Reg = AArch64_Z11;
      break;
    case AArch64_Z11:
      Reg = AArch64_Z12;
      break;
    case AArch64_Z12:
      Reg = AArch64_Z13;
      break;
    case AArch64_Z13:
      Reg = AArch64_Z14;
      break;
    case AArch64_Z14:
      Reg = AArch64_Z15;
      break;
    case AArch64_Z15:
      Reg = AArch64_Z16;
      break;
    case AArch64_Z16:
      Reg = AArch64_Z17;
      break;
    case AArch64_Z17:
      Reg = AArch64_Z18;
      break;
    case AArch64_Z18:
      Reg = AArch64_Z19;
      break;
    case AArch64_Z19:
      Reg = AArch64_Z20;
      break;
    case AArch64_Z20:
      Reg = AArch64_Z21;
      break;
    case AArch64_Z21:
      Reg = AArch64_Z22;
      break;
    case AArch64_Z22:
      Reg = AArch64_Z23;
      break;
    case AArch64_Z23:
      Reg = AArch64_Z24;
      break;
    case AArch64_Z24:
      Reg = AArch64_Z25;
      break;
    case AArch64_Z25:
      Reg = AArch64_Z26;
      break;
    case AArch64_Z26:
      Reg = AArch64_Z27;
      break;
    case AArch64_Z27:
      Reg = AArch64_Z28;
      break;
    case AArch64_Z28:
      Reg = AArch64_Z29;
      break;
    case AArch64_Z29:
      Reg = AArch64_Z30;
      break;
    case AArch64_Z30:
      Reg = AArch64_Z31;
      break;
    // Vector lists can wrap around.
    case AArch64_Z31:
      Reg = AArch64_Z0;
      break;
    case AArch64_P0:
      Reg = AArch64_P1;
      break;
    case AArch64_P1:
      Reg = AArch64_P2;
      break;
    case AArch64_P2:
      Reg = AArch64_P3;
      break;
    case AArch64_P3:
      Reg = AArch64_P4;
      break;
    case AArch64_P4:
      Reg = AArch64_P5;
      break;
    case AArch64_P5:
      Reg = AArch64_P6;
      break;
    case AArch64_P6:
      Reg = AArch64_P7;
      break;
    case AArch64_P7:
      Reg = AArch64_P8;
      break;
    case AArch64_P8:
      Reg = AArch64_P9;
      break;
    case AArch64_P9:
      Reg = AArch64_P10;
      break;
    case AArch64_P10:
      Reg = AArch64_P11;
      break;
    case AArch64_P11:
      Reg = AArch64_P12;
      break;
    case AArch64_P12:
      Reg = AArch64_P13;
      break;
    case AArch64_P13:
      Reg = AArch64_P14;
      break;
    case AArch64_P14:
      Reg = AArch64_P15;
      break;
    // Vector lists can wrap around.
    case AArch64_P15:
      Reg = AArch64_P0;
      break;
    }
  }
  return Reg;
}

#define DEFINE_printGPRSeqPairsClassOperand(size) \
  void CONCAT(printGPRSeqPairsClassOperand, \
        size)(MCInst * MI, unsigned OpNum, SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, \
      CONCAT(AArch64_OP_GROUP_GPRSeqPairsClassOperand, \
             size), \
      OpNum, size); \
    CS_ASSERT_RET((size == 64 || size == 32) && \
           "Template parameter must be either 32 or 64"); \
    unsigned Reg = \
      MCOperand_getReg(MCInst_getOperand(MI, (OpNum))); \
\
    unsigned Sube = (size == 32) ? AArch64_sube32 : \
                 AArch64_sube64; \
    unsigned Subo = (size == 32) ? AArch64_subo32 : \
                 AArch64_subo64; \
\
    unsigned Even = MCRegisterInfo_getSubReg(MI->MRI, Reg, Sube); \
    unsigned Odd = MCRegisterInfo_getSubReg(MI->MRI, Reg, Subo); \
    printRegName(O, Even); \
    SStream_concat0(O, ", "); \
    printRegName(O, Odd); \
  }
DEFINE_printGPRSeqPairsClassOperand(32);
DEFINE_printGPRSeqPairsClassOperand(64);

#define DEFINE_printMatrixIndex(Scale) \
  void CONCAT(printMatrixIndex, Scale)(MCInst * MI, unsigned OpNum, \
               SStream *O) \
  { \
    AArch64_add_cs_detail_1(MI, CONCAT(AArch64_OP_GROUP_MatrixIndex, Scale), \
            OpNum, Scale); \
    printInt64(O, Scale *MCOperand_getImm( \
              MCInst_getOperand(MI, (OpNum)))); \
  }
DEFINE_printMatrixIndex(8);
DEFINE_printMatrixIndex(0);
DEFINE_printMatrixIndex(1);

void printMatrixTileList(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_MatrixTileList, OpNum);
  unsigned MaxRegs = 8;
  unsigned RegMask = MCOperand_getImm(MCInst_getOperand(MI, (OpNum)));

  unsigned NumRegs = 0;
  for (unsigned I = 0; I < MaxRegs; ++I)
    if ((RegMask & (1 << I)) != 0)
      ++NumRegs;

  SStream_concat0(O, "{");
  unsigned Printed = 0;
  for (unsigned I = 0; I < MaxRegs; ++I) {
    unsigned Reg = RegMask & (1 << I);
    if (Reg == 0)
      continue;
    printRegName(O, AArch64_ZAD0 + I);
    if (Printed + 1 != NumRegs)
      SStream_concat0(O, ", ");
    ++Printed;
  }
  SStream_concat0(O, "}");
}

void printVectorList(MCInst *MI, unsigned OpNum, SStream *O,
         const char *LayoutSuffix)
{
  unsigned Reg = MCOperand_getReg(MCInst_getOperand(MI, (OpNum)));

  SStream_concat0(O, "{ ");

  // Work out how many registers there are in the list (if there is an actual
  // list).
  unsigned NumRegs = 1;
  if (MCRegisterClass_contains(
        MCRegisterInfo_getRegClass(MI->MRI, AArch64_DDRegClassID),
        Reg) ||
      MCRegisterClass_contains(
        MCRegisterInfo_getRegClass(MI->MRI, AArch64_ZPR2RegClassID),
        Reg) ||
      MCRegisterClass_contains(
        MCRegisterInfo_getRegClass(MI->MRI, AArch64_QQRegClassID),
        Reg) ||
      MCRegisterClass_contains(
        MCRegisterInfo_getRegClass(MI->MRI, AArch64_PPR2RegClassID),
        Reg) ||
      MCRegisterClass_contains(
        MCRegisterInfo_getRegClass(MI->MRI,
                 AArch64_ZPR2StridedRegClassID),
        Reg))
    NumRegs = 2;
  else if (MCRegisterClass_contains(
       MCRegisterInfo_getRegClass(MI->MRI,
                AArch64_DDDRegClassID),
       Reg) ||
     MCRegisterClass_contains(
       MCRegisterInfo_getRegClass(MI->MRI,
                AArch64_ZPR3RegClassID),
       Reg) ||
     MCRegisterClass_contains(
       MCRegisterInfo_getRegClass(MI->MRI,
                AArch64_QQQRegClassID),
       Reg))
    NumRegs = 3;
  else if (MCRegisterClass_contains(
       MCRegisterInfo_getRegClass(MI->MRI,
                AArch64_DDDDRegClassID),
       Reg) ||
     MCRegisterClass_contains(
       MCRegisterInfo_getRegClass(MI->MRI,
                AArch64_ZPR4RegClassID),
       Reg) ||
     MCRegisterClass_contains(
       MCRegisterInfo_getRegClass(MI->MRI,
                AArch64_QQQQRegClassID),
       Reg) ||
     MCRegisterClass_contains(
       MCRegisterInfo_getRegClass(
         MI->MRI, AArch64_ZPR4StridedRegClassID),
       Reg))
    NumRegs = 4;

  unsigned Stride = 1;
  if (MCRegisterClass_contains(
        MCRegisterInfo_getRegClass(MI->MRI,
                 AArch64_ZPR2StridedRegClassID),
        Reg))
    Stride = 8;
  else if (MCRegisterClass_contains(
       MCRegisterInfo_getRegClass(
         MI->MRI, AArch64_ZPR4StridedRegClassID),
       Reg))
    Stride = 4;

  // Now forget about the list and find out what the first register is.
  if (MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_dsub0))
    Reg = MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_dsub0);
  else if (MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_qsub0))
    Reg = MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_qsub0);
  else if (MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_zsub0))
    Reg = MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_zsub0);
  else if (MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_psub0))
    Reg = MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_psub0);

  // If it's a D-reg, we need to promote it to the equivalent Q-reg before
  // printing (otherwise getRegisterName fails).
  if (MCRegisterClass_contains(MCRegisterInfo_getRegClass(
               MI->MRI, AArch64_FPR64RegClassID),
             Reg)) {
    const MCRegisterClass *FPR128RC = MCRegisterInfo_getRegClass(
      MI->MRI, AArch64_FPR128RegClassID);
    Reg = MCRegisterInfo_getMatchingSuperReg(
      MI->MRI, Reg, AArch64_dsub, FPR128RC);
  }

  if ((MCRegisterClass_contains(
         MCRegisterInfo_getRegClass(MI->MRI, AArch64_ZPRRegClassID),
         Reg) ||
       MCRegisterClass_contains(
         MCRegisterInfo_getRegClass(MI->MRI, AArch64_PPRRegClassID),
         Reg)) &&
      NumRegs > 1 && Stride == 1 &&
      // Do not print the range when the last register is lower than the
      // first. Because it is a wrap-around register.
      Reg < getNextVectorRegister(Reg, NumRegs - 1)) {
    printRegName(O, Reg);
    SStream_concat0(O, LayoutSuffix);
    if (NumRegs > 1) {
      // Set of two sve registers should be separated by ','
      const char *split_char = NumRegs == 2 ? ", " : " - ";
      SStream_concat0(O, split_char);
      printRegName(O,
             (getNextVectorRegister(Reg, NumRegs - 1)));
      SStream_concat0(O, LayoutSuffix);
    }
  } else {
    for (unsigned i = 0; i < NumRegs;
         ++i, Reg = getNextVectorRegister(Reg, Stride)) {
      // wrap-around sve register
      if (MCRegisterClass_contains(
            MCRegisterInfo_getRegClass(
              MI->MRI, AArch64_ZPRRegClassID),
            Reg) ||
          MCRegisterClass_contains(
            MCRegisterInfo_getRegClass(
              MI->MRI, AArch64_PPRRegClassID),
            Reg))
        printRegName(O, Reg);
      else
        printRegNameAlt(O, Reg, AArch64_vreg);
      SStream_concat0(O, LayoutSuffix);
      if (i + 1 != NumRegs)
        SStream_concat0(O, ", ");
    }
  }
  SStream_concat0(O, " }");
}

void printImplicitlyTypedVectorList(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_ImplicitlyTypedVectorList,
        OpNum);
  printVectorList(MI, OpNum, O, "");
}

#define DEFINE_printTypedVectorList(NumLanes, LaneKind) \
  void CONCAT(printTypedVectorList, CONCAT(NumLanes, LaneKind))( \
    MCInst * MI, unsigned OpNum, SStream *O) \
  { \
    AArch64_add_cs_detail_2( \
      MI, \
      CONCAT(CONCAT(AArch64_OP_GROUP_TypedVectorList, \
              NumLanes), \
             LaneKind), \
      OpNum, NumLanes, CHAR(LaneKind)); \
    if (CHAR(LaneKind) == '0') { \
      printVectorList(MI, OpNum, O, ""); \
      return; \
    } \
    char Suffix[32]; \
    if (NumLanes) \
      cs_snprintf(Suffix, sizeof(Suffix), ".%u%c", NumLanes, \
            CHAR(LaneKind)); \
    else \
      cs_snprintf(Suffix, sizeof(Suffix), ".%c", \
            CHAR(LaneKind)); \
\
    printVectorList(MI, OpNum, O, ((const char *)&Suffix)); \
  }
DEFINE_printTypedVectorList(0, b);
DEFINE_printTypedVectorList(0, d);
DEFINE_printTypedVectorList(0, h);
DEFINE_printTypedVectorList(0, s);
DEFINE_printTypedVectorList(0, q);
DEFINE_printTypedVectorList(16, b);
DEFINE_printTypedVectorList(1, d);
DEFINE_printTypedVectorList(2, d);
DEFINE_printTypedVectorList(2, s);
DEFINE_printTypedVectorList(4, h);
DEFINE_printTypedVectorList(4, s);
DEFINE_printTypedVectorList(8, b);
DEFINE_printTypedVectorList(8, h);
DEFINE_printTypedVectorList(0, 0);

#define DEFINE_printVectorIndex(Scale) \
  void CONCAT(printVectorIndex, Scale)(MCInst * MI, unsigned OpNum, \
               SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_VectorIndex, Scale), \
      OpNum, Scale); \
    SStream_concat(O, "%s", "["); \
    printUInt64(O, Scale *MCOperand_getImm( \
               MCInst_getOperand(MI, (OpNum)))); \
    SStream_concat0(O, "]"); \
  }
DEFINE_printVectorIndex(1);
DEFINE_printVectorIndex(8);

void printAlignedLabel(MCInst *MI, uint64_t Address, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_AlignedLabel, OpNum);
  MCOperand *Op = MCInst_getOperand(MI, (OpNum));

  // If the label has already been resolved to an immediate offset (say, when
  // we're running the disassembler), just print the immediate.
  if (MCOperand_isImm(Op)) {
    SStream_concat0(O, markup("<imm:"));
    int64_t Offset = MCOperand_getImm(Op) * 4;
    if (MI->csh->PrintBranchImmAsAddress)
      printUInt64(O, (Address + Offset));
    else {
      printUInt64Bang(O, (Offset));
    }
    SStream_concat0(O, markup(">"));
    return;
  }

  printUInt64Bang(O, MCOperand_getImm(Op));
}

void printAdrLabel(MCInst *MI, uint64_t Address, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_AdrLabel, OpNum);
  MCOperand *Op = MCInst_getOperand(MI, (OpNum));

  // If the label has already been resolved to an immediate offset (say, when
  // we're running the disassembler), just print the immediate.
  if (MCOperand_isImm(Op)) {
    const int64_t Offset = MCOperand_getImm(Op);
    SStream_concat0(O, markup("<imm:"));
    if (MI->csh->PrintBranchImmAsAddress)
      printUInt64(O, ((Address & -4) + Offset));
    else {
      printUInt64Bang(O, Offset);
    }
    SStream_concat0(O, markup(">"));
    return;
  }

  printUInt64Bang(O, MCOperand_getImm(Op));
}

void printAdrpLabel(MCInst *MI, uint64_t Address, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_AdrpLabel, OpNum);
  MCOperand *Op = MCInst_getOperand(MI, (OpNum));

  // If the label has already been resolved to an immediate offset (say, when
  // we're running the disassembler), just print the immediate.
  if (MCOperand_isImm(Op)) {
    const int64_t Offset = MCOperand_getImm(Op) * 4096;
    SStream_concat0(O, markup("<imm:"));
    if (MI->csh->PrintBranchImmAsAddress)
      printUInt64(O, ((Address & -4096) + Offset));
    else {
      printUInt64Bang(O, Offset);
    }
    SStream_concat0(O, markup(">"));
    return;
  }

  printUInt64Bang(O, MCOperand_getImm(Op));
}

void printAdrAdrpLabel(MCInst *MI, uint64_t Address, unsigned OpNum, SStream *O) {
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_AdrAdrpLabel, OpNum);
  MCOperand *Op = MCInst_getOperand(MI, (OpNum));

  // If the label has already been resolved to an immediate offset (say, when
  // we're running the disassembler), just print the immediate.
  if (MCOperand_isImm(Op)) {
    int64_t Offset = MCOperand_getImm(Op);
    if (MCInst_getOpcode(MI) == AArch64_ADRP) {
      Offset = Offset * 4096;
      Address = Address & -4096;
    }
    SStream_concat0(O, markup(">"));
    if (MI->csh->PrintBranchImmAsAddress)
      printUInt64(O, (Address + Offset));
    else {
      printUInt64Bang(O, Offset);
    }
    SStream_concat0(O, markup(">"));
    return;
  }

  printUInt64Bang(O, MCOperand_getImm(Op));
}

/// Not part of upstream LLVM.
/// Just prints the barrier options as documented in
/// https://github.com/AsahiLinux/docs/blob/main/docs/hw/cpu/apple-instructions.md
void printAppleSysBarrierOption(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_AppleSysBarrierOption, OpNo);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNo)));
  switch (Val) {
  default:
    SStream_concat0(O, "<undefined>");
    break;
  case 0:
    SStream_concat0(O, "osh");
    break;
  case 1:
    SStream_concat0(O, "nsh");
    break;
  case 2:
    SStream_concat0(O, "ish");
    break;
  case 3:
    SStream_concat0(O, "sy");
    break;
  }
}

void printBarrierOption(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_BarrierOption, OpNo);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNo)));
  unsigned Opcode = MCInst_getOpcode(MI);

  const char *Name;
  if (Opcode == AArch64_ISB) {
    const AArch64ISB_ISB *ISB = AArch64ISB_lookupISBByEncoding(Val);
    Name = ISB ? ISB->Name : "";
  } else if (Opcode == AArch64_TSB) {
    const AArch64TSB_TSB *TSB = AArch64TSB_lookupTSBByEncoding(Val);
    Name = TSB ? TSB->Name : "";
  } else {
    const AArch64DB_DB *DB = AArch64DB_lookupDBByEncoding(Val);
    Name = DB ? DB->Name : "";
  }
  if (Name[0] != '\0')
    SStream_concat0(O, Name);
  else {
    SStream_concat(O, "%s", markup("<imm:"));
    printUInt32Bang(O, Val);
    SStream_concat0(O, markup(">"));
  }
}

void printBarriernXSOption(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_BarriernXSOption, OpNo);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNo)));

  const char *Name;
  const AArch64DBnXS_DBnXS *DB = AArch64DBnXS_lookupDBnXSByEncoding(Val);
  Name = DB ? DB->Name : "";

  if (Name[0] != '\0')
    SStream_concat0(O, Name);
  else {
    SStream_concat(O, "%s%s%s", markup("<imm:"), "#", Val);
    SStream_concat0(O, markup(">"));
  }
}

static bool isValidSysReg(const AArch64SysReg_SysReg *Reg, bool Read,
        unsigned mode)
{
  return (Reg && (Read ? Reg->Readable : Reg->Writeable) &&
    AArch64_testFeatureList(mode, Reg->FeaturesRequired));
}

// Looks up a system register either by encoding or by name. Some system
// registers share the same encoding between different architectures,
// therefore a tablegen lookup by encoding will return an entry regardless
// of the register's predication on a specific subtarget feature. To work
// around this problem we keep an alternative name for such registers and
// look them up by that name if the first lookup was unsuccessful.
static const AArch64SysReg_SysReg *lookupSysReg(unsigned Val, bool Read,
            unsigned mode)
{
  const AArch64SysReg_SysReg *Reg =
    AArch64SysReg_lookupSysRegByEncoding(Val);

  if (Reg && !isValidSysReg(Reg, Read, mode))
    Reg = AArch64SysReg_lookupSysRegByName(Reg->AltName);

  return Reg;
}

void printMRSSystemRegister(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_MRSSystemRegister, OpNo);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNo)));

  // Horrible hack for the one register that has identical encodings but
  // different names in MSR and MRS. Because of this, one of MRS and MSR is
  // going to get the wrong entry
  if (Val == AARCH64_SYSREG_DBGDTRRX_EL0) {
    SStream_concat0(O, "DBGDTRRX_EL0");
    return;
  }

  // Horrible hack for two different registers having the same encoding.
  if (Val == AARCH64_SYSREG_TRCEXTINSELR) {
    SStream_concat0(O, "TRCEXTINSELR");
    return;
  }

  const AArch64SysReg_SysReg *Reg =
    lookupSysReg(Val, true /*Read*/, MI->csh->mode);

  if (isValidSysReg(Reg, true /*Read*/, MI->csh->mode))
    SStream_concat0(O, Reg->Name);
  else {
    char result[AARCH64_GRS_LEN + 1] = { 0 };
    AArch64SysReg_genericRegisterString(Val, result);
    SStream_concat0(O, result);
  }
}

void printMSRSystemRegister(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_MSRSystemRegister, OpNo);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNo)));

  // Horrible hack for the one register that has identical encodings but
  // different names in MSR and MRS. Because of this, one of MRS and MSR is
  // going to get the wrong entry
  if (Val == AARCH64_SYSREG_DBGDTRTX_EL0) {
    SStream_concat0(O, "DBGDTRTX_EL0");
    return;
  }

  // Horrible hack for two different registers having the same encoding.
  if (Val == AARCH64_SYSREG_TRCEXTINSELR) {
    SStream_concat0(O, "TRCEXTINSELR");
    return;
  }

  const AArch64SysReg_SysReg *Reg =
    lookupSysReg(Val, false /*Read*/, MI->csh->mode);

  if (isValidSysReg(Reg, false /*Read*/, MI->csh->mode))
    SStream_concat0(O, Reg->Name);
  else {
    char result[AARCH64_GRS_LEN + 1] = { 0 };
    AArch64SysReg_genericRegisterString(Val, result);
    SStream_concat0(O, result);
  }
}

void printSystemPStateField(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_SystemPStateField, OpNo);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNo)));

  const AArch64PState_PStateImm0_15 *PStateImm15 =
    AArch64PState_lookupPStateImm0_15ByEncoding(Val);
  const AArch64PState_PStateImm0_1 *PStateImm1 =
    AArch64PState_lookupPStateImm0_1ByEncoding(Val);
  if (PStateImm15 &&
      AArch64_testFeatureList(MI->csh->mode,
            PStateImm15->FeaturesRequired))
    SStream_concat0(O, PStateImm15->Name);
  else if (PStateImm1 &&
     AArch64_testFeatureList(MI->csh->mode,
           PStateImm1->FeaturesRequired))
    SStream_concat0(O, PStateImm1->Name);
  else {
    printUInt32Bang(O, (Val));
    SStream_concat1(O, '\0');
  }
}

void printSIMDType10Operand(MCInst *MI, unsigned OpNo, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_SIMDType10Operand, OpNo);
  unsigned RawVal = MCOperand_getImm(MCInst_getOperand(MI, (OpNo)));
  uint64_t Val = AArch64_AM_decodeAdvSIMDModImmType10(RawVal);
  SStream_concat(O, "%s#%#016llx", markup("<imm:"), Val);
  SStream_concat0(O, markup(">"));
}

#define DEFINE_printComplexRotationOp(Angle, Remainder) \
  static void CONCAT(printComplexRotationOp, CONCAT(Angle, Remainder))( \
    MCInst * MI, unsigned OpNo, SStream *O) \
  { \
    AArch64_add_cs_detail_2( \
      MI, \
      CONCAT(CONCAT(AArch64_OP_GROUP_ComplexRotationOp, \
              Angle), \
             Remainder), \
      OpNo, Angle, Remainder); \
    unsigned Val = \
      MCOperand_getImm(MCInst_getOperand(MI, (OpNo))); \
    SStream_concat(O, "%s", markup("<imm:")); \
    SStream_concat(O, "#%d", (Val * Angle) + Remainder); \
    SStream_concat0(O, markup(">")); \
  }
DEFINE_printComplexRotationOp(180, 90);
DEFINE_printComplexRotationOp(90, 0);

void printSVEPattern(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_SVEPattern, OpNum);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNum)));
  const AArch64SVEPredPattern_SVEPREDPAT *Pat =
    AArch64SVEPredPattern_lookupSVEPREDPATByEncoding(Val);
  if (Pat)
    SStream_concat0(O, Pat->Name);
  else
    printUInt32Bang(O, Val);
}

void printSVEVecLenSpecifier(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_SVEVecLenSpecifier, OpNum);
  unsigned Val = MCOperand_getImm(MCInst_getOperand(MI, (OpNum)));
  // Pattern has only 1 bit
  if (Val > 1)
    CS_ASSERT_RET(0 && "Invalid vector length specifier");
  const AArch64SVEVecLenSpecifier_SVEVECLENSPECIFIER *Pat =
    AArch64SVEVecLenSpecifier_lookupSVEVECLENSPECIFIERByEncoding(
      Val);
  if (Pat)
    SStream_concat0(O, Pat->Name);
}

#define DEFINE_printSVERegOp(suffix) \
  void CONCAT(printSVERegOp, suffix)(MCInst * MI, unsigned OpNum, \
             SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_SVERegOp, suffix), OpNum, \
      CHAR(suffix)); \
    switch (CHAR(suffix)) { \
    case '0': \
    case 'b': \
    case 'h': \
    case 's': \
    case 'd': \
    case 'q': \
      break; \
    default: \
      CS_ASSERT_RET(0 && "Invalid kind specifier."); \
    } \
\
    unsigned Reg = \
      MCOperand_getReg(MCInst_getOperand(MI, (OpNum))); \
    printRegName(O, Reg); \
    if (CHAR(suffix) != '0') { \
      SStream_concat1(O, '.'); \
      SStream_concat1(O, CHAR(suffix)); \
    } \
  }
DEFINE_printSVERegOp(b);
DEFINE_printSVERegOp(d);
DEFINE_printSVERegOp(h);
DEFINE_printSVERegOp(s);
DEFINE_printSVERegOp(0);
DEFINE_printSVERegOp(q);

#define DECLARE_printImmSVE_S32(T) \
  void CONCAT(printImmSVE, T)(T Val, SStream * O) \
  { \
    printInt32Bang(O, Val); \
  }
DECLARE_printImmSVE_S32(int16_t);
DECLARE_printImmSVE_S32(int8_t);
DECLARE_printImmSVE_S32(int32_t);

#define DECLARE_printImmSVE_U32(T) \
  void CONCAT(printImmSVE, T)(T Val, SStream * O) \
  { \
    printUInt32Bang(O, Val); \
  }
DECLARE_printImmSVE_U32(uint16_t);
DECLARE_printImmSVE_U32(uint8_t);
DECLARE_printImmSVE_U32(uint32_t);

#define DECLARE_printImmSVE_S64(T) \
  void CONCAT(printImmSVE, T)(T Val, SStream * O) \
  { \
    printInt64Bang(O, Val); \
  }
DECLARE_printImmSVE_S64(int64_t);

#define DECLARE_printImmSVE_U64(T) \
  void CONCAT(printImmSVE, T)(T Val, SStream * O) \
  { \
    printUInt64Bang(O, Val); \
  }
DECLARE_printImmSVE_U64(uint64_t);

#define DEFINE_isSignedType(T) \
  static inline bool CONCAT(isSignedType, T)() \
  { \
    return CHAR(T) == 'i'; \
  }
DEFINE_isSignedType(int8_t);
DEFINE_isSignedType(int16_t);
DEFINE_isSignedType(int32_t);
DEFINE_isSignedType(int64_t);
DEFINE_isSignedType(uint8_t);
DEFINE_isSignedType(uint16_t);
DEFINE_isSignedType(uint32_t);
DEFINE_isSignedType(uint64_t);

#define DEFINE_printImm8OptLsl(T) \
  void CONCAT(printImm8OptLsl, T)(MCInst * MI, unsigned OpNum, \
          SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_Imm8OptLsl, T), OpNum, sizeof(T)); \
    unsigned UnscaledVal = \
      MCOperand_getImm(MCInst_getOperand(MI, (OpNum))); \
    unsigned Shift = \
      MCOperand_getImm(MCInst_getOperand(MI, (OpNum + 1))); \
\
    if ((UnscaledVal == 0) && \
        (AArch64_AM_getShiftValue(Shift) != 0)) { \
      SStream_concat(O, "%s", markup("<imm:")); \
      SStream_concat1(O, '#'); \
      printUInt64(O, (UnscaledVal)); \
      SStream_concat0(O, markup(">")); \
      printShifter(MI, OpNum + 1, O); \
      return; \
    } \
\
    T Val; \
    if (CONCAT(isSignedType, T)()) \
      Val = (int8_t)UnscaledVal * \
            (1 << AArch64_AM_getShiftValue(Shift)); \
    else \
      Val = (uint8_t)UnscaledVal * \
            (1 << AArch64_AM_getShiftValue(Shift)); \
\
    CONCAT(printImmSVE, T)(Val, O); \
  }
DEFINE_printImm8OptLsl(int16_t);
DEFINE_printImm8OptLsl(int8_t);
DEFINE_printImm8OptLsl(int64_t);
DEFINE_printImm8OptLsl(int32_t);
DEFINE_printImm8OptLsl(uint16_t);
DEFINE_printImm8OptLsl(uint8_t);
DEFINE_printImm8OptLsl(uint64_t);
DEFINE_printImm8OptLsl(uint32_t);

#define DEFINE_printSVELogicalImm(T) \
  void CONCAT(printSVELogicalImm, T)(MCInst * MI, unsigned OpNum, \
             SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_SVELogicalImm, T), OpNum, \
      sizeof(T)); \
    typedef T SignedT; \
    typedef CONCATS(u, T) UnsignedT; \
\
    uint64_t Val = \
      MCOperand_getImm(MCInst_getOperand(MI, (OpNum))); \
    UnsignedT PrintVal = \
      AArch64_AM_decodeLogicalImmediate(Val, 64); \
\
    if ((int16_t)PrintVal == (SignedT)PrintVal) \
      CONCAT(printImmSVE, T)((T)PrintVal, O); \
    else if ((uint16_t)PrintVal == PrintVal) \
      CONCAT(printImmSVE, T)(PrintVal, O); \
    else { \
      SStream_concat(O, "%s", markup("<imm:")); \
      printUInt64Bang(O, ((uint64_t)PrintVal)); \
      SStream_concat0(O, markup(">")); \
    } \
  }
DEFINE_printSVELogicalImm(int16_t);
DEFINE_printSVELogicalImm(int32_t);
DEFINE_printSVELogicalImm(int64_t);

#define DEFINE_printZPRasFPR(Width) \
  void CONCAT(printZPRasFPR, Width)(MCInst * MI, unsigned OpNum, \
            SStream *O) \
  { \
    AArch64_add_cs_detail_1( \
      MI, CONCAT(AArch64_OP_GROUP_ZPRasFPR, Width), OpNum, \
      Width); \
    unsigned Base; \
    switch (Width) { \
    case 8: \
      Base = AArch64_B0; \
      break; \
    case 16: \
      Base = AArch64_H0; \
      break; \
    case 32: \
      Base = AArch64_S0; \
      break; \
    case 64: \
      Base = AArch64_D0; \
      break; \
    case 128: \
      Base = AArch64_Q0; \
      break; \
    default: \
      CS_ASSERT_RET(0 && "Unsupported width"); \
    } \
    unsigned Reg = \
      MCOperand_getReg(MCInst_getOperand(MI, (OpNum))); \
    printRegName(O, Reg - AArch64_Z0 + Base); \
  }
DEFINE_printZPRasFPR(8);
DEFINE_printZPRasFPR(64);
DEFINE_printZPRasFPR(16);
DEFINE_printZPRasFPR(32);
DEFINE_printZPRasFPR(128);

#define DEFINE_printExactFPImm(ImmIs0, ImmIs1) \
  void CONCAT(printExactFPImm, CONCAT(ImmIs0, ImmIs1))( \
    MCInst * MI, unsigned OpNum, SStream *O) \
  { \
    AArch64_add_cs_detail_2( \
      MI, \
      CONCAT(CONCAT(AArch64_OP_GROUP_ExactFPImm, ImmIs0), \
             ImmIs1), \
      OpNum, ImmIs0, ImmIs1); \
    const AArch64ExactFPImm_ExactFPImm *Imm0Desc = \
      AArch64ExactFPImm_lookupExactFPImmByEnum(ImmIs0); \
    const AArch64ExactFPImm_ExactFPImm *Imm1Desc = \
      AArch64ExactFPImm_lookupExactFPImmByEnum(ImmIs1); \
    unsigned Val = \
      MCOperand_getImm(MCInst_getOperand(MI, (OpNum))); \
    SStream_concat(O, "%s%s%s", markup("<imm:"), "#", \
             (Val ? Imm1Desc->Repr : Imm0Desc->Repr)); \
    SStream_concat0(O, markup(">")); \
  }
DEFINE_printExactFPImm(AArch64ExactFPImm_half, AArch64ExactFPImm_one);
DEFINE_printExactFPImm(AArch64ExactFPImm_zero, AArch64ExactFPImm_one);
DEFINE_printExactFPImm(AArch64ExactFPImm_half, AArch64ExactFPImm_two);

void printGPR64as32(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_GPR64as32, OpNum);
  unsigned Reg = MCOperand_getReg(MCInst_getOperand(MI, (OpNum)));
  printRegName(O, getWRegFromXReg(Reg));
}

void printGPR64x8(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_GPR64x8, OpNum);
  unsigned Reg = MCOperand_getReg(MCInst_getOperand(MI, (OpNum)));
  printRegName(O,
         MCRegisterInfo_getSubReg(MI->MRI, Reg, AArch64_x8sub_0));
}

void printSyspXzrPair(MCInst *MI, unsigned OpNum, SStream *O)
{
  AArch64_add_cs_detail_0(MI, AArch64_OP_GROUP_SyspXzrPair, OpNum);
  unsigned Reg = MCOperand_getReg(MCInst_getOperand(MI, (OpNum)));

  SStream_concat(O, "%s%s", getRegisterName(Reg, AArch64_NoRegAltName),
           ", ");
  SStream_concat0(O, getRegisterName(Reg, AArch64_NoRegAltName));
}

const char *AArch64_LLVM_getRegisterName(unsigned RegNo, unsigned AltIdx)
{
  return getRegisterName(RegNo, AltIdx);
}

void AArch64_LLVM_printInstruction(MCInst *MI, SStream *O,
           void * /* MCRegisterInfo* */ info)
{
  printInst(MI, MI->address, "", O);
}

Coverage Report

Created: 2025-08-03 07:00