static bool printSparcAliasInstr(MCInst *MI, SStream *O)
{
switch (MCInst_getOpcode(MI)) {
default: return false;
case SP_JMPLrr:
case SP_JMPLri:
if (MCInst_getNumOperands(MI) != 3)
return false;
if (!MCOperand_isReg(MCInst_getOperand(MI, 0)))
return false;
switch (MCOperand_getReg(MCInst_getOperand(MI, 0))) {
default: return false;
case SP_G0: // jmp $addr | ret | retl
if (MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
MCOperand_getImm(MCInst_getOperand(MI, 2)) == 8) {
switch(MCOperand_getReg(MCInst_getOperand(MI, 1))) {
default: break;
case SP_I7: SStream_concat0(O, "ret"); MCInst_setOpcodePub(MI, SPARC_INS_RET); return true;
case SP_O7: SStream_concat0(O, "retl"); MCInst_setOpcodePub(MI, SPARC_INS_RETL); return true;
}
}
SStream_concat0(O, "jmp\t");
MCInst_setOpcodePub(MI, SPARC_INS_JMP);
printMemOperand(MI, 1, O, NULL);
return true;
case SP_O7: // call $addr
SStream_concat0(O, "call ");
MCInst_setOpcodePub(MI, SPARC_INS_CALL);
printMemOperand(MI, 1, O, NULL);
return true;
}
case SP_V9FCMPS:
case SP_V9FCMPD:
case SP_V9FCMPQ:
case SP_V9FCMPES:
case SP_V9FCMPED:
case SP_V9FCMPEQ:
if (MI->csh->mode & CS_MODE_V9 || (MCInst_getNumOperands(MI) != 3) ||
(!MCOperand_isReg(MCInst_getOperand(MI, 0))) ||
(MCOperand_getReg(MCInst_getOperand(MI, 0)) != SP_FCC0))
return false;
// if V8, skip printing %fcc0.
switch(MCInst_getOpcode(MI)) {
default:
case SP_V9FCMPS: SStream_concat0(O, "fcmps\t"); MCInst_setOpcodePub(MI, SPARC_INS_FCMPS); break;
case SP_V9FCMPD: SStream_concat0(O, "fcmpd\t"); MCInst_setOpcodePub(MI, SPARC_INS_FCMPD); break;
case SP_V9FCMPQ: SStream_concat0(O, "fcmpq\t"); MCInst_setOpcodePub(MI, SPARC_INS_FCMPQ); break;
case SP_V9FCMPES: SStream_concat0(O, "fcmpes\t"); MCInst_setOpcodePub(MI, SPARC_INS_FCMPES); break;
case SP_V9FCMPED: SStream_concat0(O, "fcmped\t"); MCInst_setOpcodePub(MI, SPARC_INS_FCMPED); break;
case SP_V9FCMPEQ: SStream_concat0(O, "fcmpeq\t"); MCInst_setOpcodePub(MI, SPARC_INS_FCMPEQ); break;
}
printOperand(MI, 1, O);
SStream_concat0(O, ", ");
printOperand(MI, 2, O);
return true;
}
}
void Mips_printInst(MCInst *MI, SStream *O, void *info)
{
switch (MCInst_getOpcode(MI)) {
default: break;
case Mips_RDHWR:
case Mips_RDHWR64:
SStream_concat(O, ".set\tpush\n");
SStream_concat(O, ".set\tmips32r2\n");
break;
case Mips_Save16:
SStream_concat(O, "\tsave\t");
printSaveRestore(MI, O);
SStream_concat(O, " # 16 bit inst\n");
return;
case Mips_SaveX16:
SStream_concat(O, "\tsave\t");
printSaveRestore(MI, O);
SStream_concat(O, "\n");
return;
case Mips_Restore16:
SStream_concat(O, "\trestore\t");
printSaveRestore(MI, O);
SStream_concat(O, " # 16 bit inst\n");
return;
case Mips_RestoreX16:
SStream_concat(O, "\trestore\t");
printSaveRestore(MI, O);
SStream_concat(O, "\n");
return;
}
// Try to print any aliases first.
if (!printAliasInstr(MI, O, info) && !printAlias(MI, O))
printInstruction(MI, O, NULL);
else {
// fixup instruction id due to the change in alias instruction
char *mnem = cs_strdup(O->buffer);
char *tab = strchr(mnem, '\t');
if (tab)
*tab = '\0';
// reflect the new insn name (alias) in the opcode
unsigned id = Mips_map_insn(mnem);
MCInst_setOpcode(MI, Mips_get_insn_id2(id));
MCInst_setOpcodePub(MI, id);
cs_mem_free(mnem);
}
switch (MCInst_getOpcode(MI)) {
default: break;
case Mips_RDHWR:
case Mips_RDHWR64:
SStream_concat(O, "\n.set\tpop");
break;
}
}
void Sparc_printInst(MCInst *MI, SStream *O, void *Info)
{
char *mnem, *p;
char instr[64]; // Sparc has no instruction this long
mnem = printAliasInstr(MI, O, Info);
if (mnem) {
// fixup instruction id due to the change in alias instruction
strncpy(instr, mnem, strlen(mnem));
instr[strlen(mnem)] = '\0';
// does this contains hint with a coma?
p = strchr(instr, ',');
if (p)
*p = '\0'; // now instr only has instruction mnemonic
MCInst_setOpcodePub(MI, Sparc_map_insn(instr));
switch(MCInst_getOpcode(MI)) {
case SP_BCOND:
case SP_BCONDA:
case SP_BPICCANT:
case SP_BPICCNT:
case SP_BPXCCANT:
case SP_BPXCCNT:
case SP_TXCCri:
case SP_TXCCrr:
if (MI->csh->detail) {
// skip 'b', 't'
MI->flat_insn->detail->sparc.cc = Sparc_map_ICC(instr + 1);
MI->flat_insn->detail->sparc.hint = Sparc_map_hint(mnem);
}
break;
case SP_BPFCCANT:
case SP_BPFCCNT:
if (MI->csh->detail) {
// skip 'fb'
MI->flat_insn->detail->sparc.cc = Sparc_map_FCC(instr + 2);
MI->flat_insn->detail->sparc.hint = Sparc_map_hint(mnem);
}
break;
case SP_FMOVD_ICC:
case SP_FMOVD_XCC:
case SP_FMOVQ_ICC:
case SP_FMOVQ_XCC:
case SP_FMOVS_ICC:
case SP_FMOVS_XCC:
if (MI->csh->detail) {
// skip 'fmovd', 'fmovq', 'fmovs'
MI->flat_insn->detail->sparc.cc = Sparc_map_ICC(instr + 5);
MI->flat_insn->detail->sparc.hint = Sparc_map_hint(mnem);
}
break;
case SP_MOVICCri:
case SP_MOVICCrr:
case SP_MOVXCCri:
case SP_MOVXCCrr:
if (MI->csh->detail) {
// skip 'mov'
MI->flat_insn->detail->sparc.cc = Sparc_map_ICC(instr + 3);
MI->flat_insn->detail->sparc.hint = Sparc_map_hint(mnem);
}
break;
case SP_V9FMOVD_FCC:
case SP_V9FMOVQ_FCC:
case SP_V9FMOVS_FCC:
if (MI->csh->detail) {
// skip 'fmovd', 'fmovq', 'fmovs'
MI->flat_insn->detail->sparc.cc = Sparc_map_FCC(instr + 5);
MI->flat_insn->detail->sparc.hint = Sparc_map_hint(mnem);
}
break;
case SP_V9MOVFCCri:
case SP_V9MOVFCCrr:
if (MI->csh->detail) {
// skip 'mov'
MI->flat_insn->detail->sparc.cc = Sparc_map_FCC(instr + 3);
MI->flat_insn->detail->sparc.hint = Sparc_map_hint(mnem);
}
break;
default:
break;
}
cs_mem_free(mnem);
} else {
if (!printSparcAliasInstr(MI, O))
printInstruction(MI, O, NULL);
}
}
void AArch64_printInst(MCInst *MI, SStream *O, void *Info)
{
// Check for special encodings and print the canonical alias instead.
unsigned Opcode = MCInst_getOpcode(MI);
int LSB;
int Width;
char *mnem;
if (Opcode == AArch64_SYSxt && printSysAlias(MI, O))
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)) {
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\t%s, %s", AsmMnemonic,
getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName),
getRegisterName(getWRegFromXReg(MCOperand_getReg(Op1)), AArch64_NoRegAltName));
if (MI->csh->detail) {
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = getWRegFromXReg(MCOperand_getReg(Op1));
MI->flat_insn->detail->arm64.op_count++;
}
MCInst_setOpcodePub(MI, AArch64_map_insn(AsmMnemonic));
return;
}
}
// 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)) {
char *AsmMnemonic = NULL;
int shift = 0;
int immr = (int)MCOperand_getImm(Op2);
int imms = (int)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\t%s, %s, ", AsmMnemonic,
getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName),
getRegisterName(MCOperand_getReg(Op1), AArch64_NoRegAltName));
printInt32Bang(O, shift);
MCInst_setOpcodePub(MI, AArch64_map_insn(AsmMnemonic));
if (MI->csh->detail) {
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op1);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = shift;
MI->flat_insn->detail->arm64.op_count++;
}
return;
}
}
// SBFIZ/UBFIZ aliases
if (MCOperand_getImm(Op2) > MCOperand_getImm(Op3)) {
SStream_concat(O, "%s\t%s, %s, ", (IsSigned ? "sbfiz" : "ubfiz"),
getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName),
getRegisterName(MCOperand_getReg(Op1), AArch64_NoRegAltName));
printInt32Bang(O, (int)((Is64Bit ? 64 : 32) - MCOperand_getImm(Op2)));
SStream_concat0(O, ", ");
printInt32Bang(O, (int)MCOperand_getImm(Op3) + 1);
MCInst_setOpcodePub(MI, AArch64_map_insn(IsSigned ? "sbfiz" : "ubfiz"));
if (MI->csh->detail) {
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op1);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = (Is64Bit ? 64 : 32) - (int)MCOperand_getImm(Op2);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = (int)MCOperand_getImm(Op3) + 1;
MI->flat_insn->detail->arm64.op_count++;
}
return;
}
// Otherwise SBFX/UBFX is the preferred form
SStream_concat(O, "%s\t%s, %s, ", (IsSigned ? "sbfx" : "ubfx"),
getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName),
getRegisterName(MCOperand_getReg(Op1), AArch64_NoRegAltName));
printInt32Bang(O, (int)MCOperand_getImm(Op2));
SStream_concat0(O, ", ");
printInt32Bang(O, (int)MCOperand_getImm(Op3) - (int)MCOperand_getImm(Op2) + 1);
MCInst_setOpcodePub(MI, AArch64_map_insn(IsSigned ? "sbfx" : "ubfx"));
if (MI->csh->detail) {
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op1);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = (int)MCOperand_getImm(Op2);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = (int)MCOperand_getImm(Op3) - (int)MCOperand_getImm(Op2) + 1;
MI->flat_insn->detail->arm64.op_count++;
}
return;
}
if (Opcode == AArch64_BFMXri || Opcode == AArch64_BFMWri) {
MCOperand *Op0 = MCInst_getOperand(MI, 0); // Op1 == Op0
MCOperand *Op2 = MCInst_getOperand(MI, 2);
int ImmR = (int)MCOperand_getImm(MCInst_getOperand(MI, 3));
int ImmS = (int)MCOperand_getImm(MCInst_getOperand(MI, 4));
// BFI alias
if (ImmS < ImmR) {
int BitWidth = Opcode == AArch64_BFMXri ? 64 : 32;
LSB = (BitWidth - ImmR) % BitWidth;
Width = ImmS + 1;
SStream_concat(O, "bfi\t%s, %s, ",
getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName),
getRegisterName(MCOperand_getReg(Op2), AArch64_NoRegAltName));
printInt32Bang(O, LSB);
SStream_concat0(O, ", ");
printInt32Bang(O, Width);
MCInst_setOpcodePub(MI, AArch64_map_insn("bfi"));
if (MI->csh->detail) {
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op2);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = LSB;
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Width;
MI->flat_insn->detail->arm64.op_count++;
}
return;
}
LSB = ImmR;
Width = ImmS - ImmR + 1;
// Otherwise BFXIL the preferred form
SStream_concat(O, "bfxil\t%s, %s, ",
getRegisterName(MCOperand_getReg(Op0), AArch64_NoRegAltName),
getRegisterName(MCOperand_getReg(Op2), AArch64_NoRegAltName));
printInt32Bang(O, LSB);
SStream_concat0(O, ", ");
printInt32Bang(O, Width);
MCInst_setOpcodePub(MI, AArch64_map_insn("bfxil"));
if (MI->csh->detail) {
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op0);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = MCOperand_getReg(Op2);
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = LSB;
MI->flat_insn->detail->arm64.op_count++;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_IMM;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].imm = Width;
MI->flat_insn->detail->arm64.op_count++;
}
return;
}
mnem = printAliasInstr(MI, O, Info);
if (mnem) {
MCInst_setOpcodePub(MI, AArch64_map_insn(mnem));
cs_mem_free(mnem);
} else {
printInstruction(MI, O, Info);
}
}
static bool printSysAlias(MCInst *MI, SStream *O)
{
// unsigned Opcode = MCInst_getOpcode(MI);
//assert(Opcode == AArch64_SYSxt && "Invalid opcode for SYS alias!");
char *Asm = NULL;
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 = (unsigned)MCOperand_getImm(Op1);
unsigned CnVal = (unsigned)MCOperand_getImm(Cn);
unsigned CmVal = (unsigned)MCOperand_getImm(Cm);
unsigned Op2Val = (unsigned)MCOperand_getImm(Op2);
unsigned insn_id = ARM64_INS_INVALID;
unsigned op_ic = 0, op_dc = 0, op_at = 0, op_tlbi = 0;
if (CnVal == 7) {
switch (CmVal) {
default:
break;
// IC aliases
case 1:
if (Op1Val == 0 && Op2Val == 0) {
Asm = "ic\tialluis";
insn_id = ARM64_INS_IC;
op_ic = ARM64_IC_IALLUIS;
}
break;
case 5:
if (Op1Val == 0 && Op2Val == 0) {
Asm = "ic\tiallu";
insn_id = ARM64_INS_IC;
op_ic = ARM64_IC_IALLU;
} else if (Op1Val == 3 && Op2Val == 1) {
Asm = "ic\tivau";
insn_id = ARM64_INS_IC;
op_ic = ARM64_IC_IVAU;
}
break;
// DC aliases
case 4:
if (Op1Val == 3 && Op2Val == 1) {
Asm = "dc\tzva";
insn_id = ARM64_INS_DC;
op_dc = ARM64_DC_ZVA;
}
break;
case 6:
if (Op1Val == 0 && Op2Val == 1) {
Asm = "dc\tivac";
insn_id = ARM64_INS_DC;
op_dc = ARM64_DC_IVAC;
}
if (Op1Val == 0 && Op2Val == 2) {
Asm = "dc\tisw";
insn_id = ARM64_INS_DC;
op_dc = ARM64_DC_ISW;
}
break;
case 10:
if (Op1Val == 3 && Op2Val == 1) {
Asm = "dc\tcvac";
insn_id = ARM64_INS_DC;
op_dc = ARM64_DC_CVAC;
} else if (Op1Val == 0 && Op2Val == 2) {
Asm = "dc\tcsw";
insn_id = ARM64_INS_DC;
op_dc = ARM64_DC_CSW;
}
break;
case 11:
if (Op1Val == 3 && Op2Val == 1) {
Asm = "dc\tcvau";
insn_id = ARM64_INS_DC;
op_dc = ARM64_DC_CVAU;
}
break;
case 14:
if (Op1Val == 3 && Op2Val == 1) {
Asm = "dc\tcivac";
insn_id = ARM64_INS_DC;
op_dc = ARM64_DC_CIVAC;
} else if (Op1Val == 0 && Op2Val == 2) {
Asm = "dc\tcisw";
insn_id = ARM64_INS_DC;
op_dc = ARM64_DC_CISW;
}
break;
// AT aliases
case 8:
switch (Op1Val) {
default:
break;
case 0:
switch (Op2Val) {
default:
break;
case 0: Asm = "at\ts1e1r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E1R; break;
case 1: Asm = "at\ts1e1w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E1W; break;
case 2: Asm = "at\ts1e0r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E0R; break;
case 3: Asm = "at\ts1e0w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E0W; break;
}
break;
case 4:
switch (Op2Val) {
default:
break;
case 0: Asm = "at\ts1e2r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E2R; break;
case 1: Asm = "at\ts1e2w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E2W; break;
case 4: Asm = "at\ts12e1r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E1R; break;
case 5: Asm = "at\ts12e1w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E1W; break;
case 6: Asm = "at\ts12e0r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E0R; break;
case 7: Asm = "at\ts12e0w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E0W; break;
}
break;
case 6:
switch (Op2Val) {
default:
break;
case 0: Asm = "at\ts1e3r"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E3R; break;
case 1: Asm = "at\ts1e3w"; insn_id = ARM64_INS_AT; op_at = ARM64_AT_S1E3W; break;
}
break;
}
break;
}
} else if (CnVal == 8) {
// TLBI aliases
switch (CmVal) {
default:
break;
case 3:
switch (Op1Val) {
default:
break;
case 0:
switch (Op2Val) {
default:
break;
case 0: Asm = "tlbi\tvmalle1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VMALLE1IS; break;
case 1: Asm = "tlbi\tvae1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE1IS; break;
case 2: Asm = "tlbi\taside1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ASIDE1IS; break;
case 3: Asm = "tlbi\tvaae1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAAE1IS; break;
case 5: Asm = "tlbi\tvale1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE1IS; break;
case 7: Asm = "tlbi\tvaale1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAALE1IS; break;
}
break;
case 4:
switch (Op2Val) {
default:
break;
case 0: Asm = "tlbi\talle2is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE2IS; break;
case 1: Asm = "tlbi\tvae2is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE2IS; break;
case 4: Asm = "tlbi\talle1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE1IS; break;
case 5: Asm = "tlbi\tvale2is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE2IS; break;
case 6: Asm = "tlbi\tvmalls12e1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VMALLS12E1IS; break;
}
break;
case 6:
switch (Op2Val) {
default:
break;
case 0: Asm = "tlbi\talle3is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE3IS; break;
case 1: Asm = "tlbi\tvae3is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE3IS; break;
case 5: Asm = "tlbi\tvale3is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE3IS; break;
}
break;
}
break;
case 0:
switch (Op1Val) {
default:
break;
case 4:
switch (Op2Val) {
default:
break;
case 1: Asm = "tlbi\tipas2e1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_IPAS2E1IS; break;
case 5: Asm = "tlbi\tipas2le1is"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_IPAS2LE1IS; break;
}
break;
}
break;
case 4:
switch (Op1Val) {
default:
break;
case 4:
switch (Op2Val) {
default:
break;
case 1: Asm = "tlbi\tipas2e1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_IPAS2E1; break;
case 5: Asm = "tlbi\tipas2le1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_IPAS2LE1; break;
}
break;
}
break;
case 7:
switch (Op1Val) {
default:
break;
case 0:
switch (Op2Val) {
default:
break;
case 0: Asm = "tlbi\tvmalle1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VMALLE1; break;
case 1: Asm = "tlbi\tvae1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE1; break;
case 2: Asm = "tlbi\taside1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ASIDE1; break;
case 3: Asm = "tlbi\tvaae1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAAE1; break;
case 5: Asm = "tlbi\tvale1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE1; break;
case 7: Asm = "tlbi\tvaale1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAALE1; break;
}
break;
case 4:
switch (Op2Val) {
default:
break;
case 0: Asm = "tlbi\talle2"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE2; break;
case 1: Asm = "tlbi\tvae2"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE2; break;
case 4: Asm = "tlbi\talle1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE1; break;
case 5: Asm = "tlbi\tvale2"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE2; break;
case 6: Asm = "tlbi\tvmalls12e1"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VMALLS12E1; break;
}
break;
case 6:
switch (Op2Val) {
default:
break;
case 0: Asm = "tlbi\talle3"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_ALLE3; break;
case 1: Asm = "tlbi\tvae3"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VAE3; break;
case 5: Asm = "tlbi\tvale3"; insn_id = ARM64_INS_TLBI; op_tlbi = ARM64_TLBI_VALE3; break;
}
break;
}
break;
}
}
if (Asm) {
MCInst_setOpcodePub(MI, insn_id);
SStream_concat0(O, Asm);
if (MI->csh->detail) {
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_SYS;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].sys = op_ic + op_dc + op_at + op_tlbi;
MI->flat_insn->detail->arm64.op_count++;
}
if (!strstr(Asm, "all")) {
unsigned Reg = MCOperand_getReg(MCInst_getOperand(MI, 4));
SStream_concat(O, ", %s", getRegisterName(Reg, AArch64_NoRegAltName));
if (MI->csh->detail) {
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].type = ARM64_OP_REG;
MI->flat_insn->detail->arm64.operands[MI->flat_insn->detail->arm64.op_count].reg = Reg;
MI->flat_insn->detail->arm64.op_count++;
}
}
}
return Asm != NULL;
}
void PPC_printInst(MCInst *MI, SStream *O, void *Info)
{
char *mnem;
// Check for slwi/srwi mnemonics.
if (MCInst_getOpcode(MI) == PPC_RLWINM) {
unsigned char SH = (unsigned char)MCOperand_getImm(MCInst_getOperand(MI, 2));
unsigned char MB = (unsigned char)MCOperand_getImm(MCInst_getOperand(MI, 3));
unsigned char ME = (unsigned char)MCOperand_getImm(MCInst_getOperand(MI, 4));
bool useSubstituteMnemonic = false;
if (SH <= 31 && MB == 0 && ME == (31-SH)) {
SStream_concat0(O, "slwi\t");
MCInst_setOpcodePub(MI, PPC_INS_SLWI);
useSubstituteMnemonic = true;
}
if (SH <= 31 && MB == (32-SH) && ME == 31) {
SStream_concat0(O, "srwi\t");
MCInst_setOpcodePub(MI, PPC_INS_SRWI);
useSubstituteMnemonic = true;
SH = 32-SH;
}
if (useSubstituteMnemonic) {
printOperand(MI, 0, O);
SStream_concat0(O, ", ");
printOperand(MI, 1, O);
if (SH > HEX_THRESHOLD)
SStream_concat(O, ", 0x%x", (unsigned int)SH);
else
SStream_concat(O, ", %u", (unsigned int)SH);
if (MI->csh->detail) {
cs_ppc *ppc = &MI->flat_insn->detail->ppc;
ppc->operands[ppc->op_count].type = PPC_OP_IMM;
ppc->operands[ppc->op_count].imm = SH;
++ppc->op_count;
}
return;
}
}
if ((MCInst_getOpcode(MI) == PPC_OR || MCInst_getOpcode(MI) == PPC_OR8) &&
MCOperand_getReg(MCInst_getOperand(MI, 1)) == MCOperand_getReg(MCInst_getOperand(MI, 2))) {
SStream_concat0(O, "mr\t");
MCInst_setOpcodePub(MI, PPC_INS_MR);
printOperand(MI, 0, O);
SStream_concat0(O, ", ");
printOperand(MI, 1, O);
return;
}
if (MCInst_getOpcode(MI) == PPC_RLDICR) {
unsigned char SH = (unsigned char)MCOperand_getImm(MCInst_getOperand(MI, 2));
unsigned char ME = (unsigned char)MCOperand_getImm(MCInst_getOperand(MI, 3));
// rldicr RA, RS, SH, 63-SH == sldi RA, RS, SH
if (63-SH == ME) {
SStream_concat0(O, "sldi\t");
MCInst_setOpcodePub(MI, PPC_INS_SLDI);
printOperand(MI, 0, O);
SStream_concat0(O, ", ");
printOperand(MI, 1, O);
if (SH > HEX_THRESHOLD)
SStream_concat(O, ", 0x%x", (unsigned int)SH);
else
SStream_concat(O, ", %u", (unsigned int)SH);
return;
}
}
if ((MCInst_getOpcode(MI) == PPC_gBC)||(MCInst_getOpcode(MI) == PPC_gBCA)||
(MCInst_getOpcode(MI) == PPC_gBCL)||(MCInst_getOpcode(MI) == PPC_gBCLA)) {
int64_t bd = MCOperand_getImm(MCInst_getOperand(MI, 2));
bd = SignExtend64(bd, 14);
MCOperand_setImm(MCInst_getOperand(MI, 2),bd);
}
if (isBOCTRBranch(MCInst_getOpcode(MI))) {
if (MCOperand_isImm(MCInst_getOperand(MI,0)))
{
int64_t bd = MCOperand_getImm(MCInst_getOperand(MI, 0));
bd = SignExtend64(bd, 14);
MCOperand_setImm(MCInst_getOperand(MI, 0),bd);
}
}
if ((MCInst_getOpcode(MI) == PPC_B)||(MCInst_getOpcode(MI) == PPC_BA)||
(MCInst_getOpcode(MI) == PPC_BL)||(MCInst_getOpcode(MI) == PPC_BLA)) {
int64_t bd = MCOperand_getImm(MCInst_getOperand(MI, 0));
bd = SignExtend64(bd, 24);
MCOperand_setImm(MCInst_getOperand(MI, 0),bd);
}
// consider our own alias instructions first
mnem = printAliasInstrEx(MI, O, Info);
if (!mnem)
mnem = printAliasInstr(MI, O, Info);
if (mnem != NULL) {
if (strlen(mnem) > 0) {
struct ppc_alias alias;
// check to remove the last letter of ('.', '-', '+')
if (mnem[strlen(mnem) - 1] == '-' || mnem[strlen(mnem) - 1] == '+' || mnem[strlen(mnem) - 1] == '.')
mnem[strlen(mnem) - 1] = '\0';
if (PPC_alias_insn(mnem, &alias)) {
MCInst_setOpcodePub(MI, alias.id);
if (MI->csh->detail) {
MI->flat_insn->detail->ppc.bc = (ppc_bc)alias.cc;
}
}
}
cs_mem_free(mnem);
} else
printInstruction(MI, O, NULL);
}
void X86_ATT_printInst(MCInst *MI, SStream *OS, void *info)
{
char *mnem;
x86_reg reg, reg2;
int i;
// Output CALLpcrel32 as "callq" in 64-bit mode.
// In Intel annotation it's always emitted as "call".
//
// TODO: Probably this hack should be redesigned via InstAlias in
// InstrInfo.td as soon as Requires clause is supported properly
// for InstAlias.
if (MI->csh->mode == CS_MODE_64 && MCInst_getOpcode(MI) == X86_CALLpcrel32) {
SStream_concat0(OS, "callq\t");
MCInst_setOpcodePub(MI, X86_INS_CALL);
printPCRelImm(MI, 0, OS);
return;
}
// Try to print any aliases first.
mnem = printAliasInstr(MI, OS, info);
if (mnem)
cs_mem_free(mnem);
else
printInstruction(MI, OS, info);
if (MI->has_imm) {
// if op_count > 1, then this operand's size is taken from the destination op
if (MI->flat_insn->detail->x86.op_count > 1) {
if (MI->flat_insn->id != X86_INS_LCALL && MI->flat_insn->id != X86_INS_LJMP) {
for (i = 0; i < MI->flat_insn->detail->x86.op_count; i++) {
if (MI->flat_insn->detail->x86.operands[i].type == X86_OP_IMM)
MI->flat_insn->detail->x86.operands[i].size =
MI->flat_insn->detail->x86.operands[MI->flat_insn->detail->x86.op_count - 1].size;
}
}
} else
MI->flat_insn->detail->x86.operands[0].size = MI->imm_size;
}
if (MI->csh->detail) {
// some instructions need to supply immediate 1 in the first op
switch(MCInst_getOpcode(MI)) {
default:
break;
case X86_SHL8r1:
case X86_SHL16r1:
case X86_SHL32r1:
case X86_SHL64r1:
case X86_SAL8r1:
case X86_SAL16r1:
case X86_SAL32r1:
case X86_SAL64r1:
case X86_SHR8r1:
case X86_SHR16r1:
case X86_SHR32r1:
case X86_SHR64r1:
case X86_SAR8r1:
case X86_SAR16r1:
case X86_SAR32r1:
case X86_SAR64r1:
case X86_RCL8r1:
case X86_RCL16r1:
case X86_RCL32r1:
case X86_RCL64r1:
case X86_RCR8r1:
case X86_RCR16r1:
case X86_RCR32r1:
case X86_RCR64r1:
case X86_ROL8r1:
case X86_ROL16r1:
case X86_ROL32r1:
case X86_ROL64r1:
case X86_ROR8r1:
case X86_ROR16r1:
case X86_ROR32r1:
case X86_ROR64r1:
case X86_SHL8m1:
case X86_SHL16m1:
case X86_SHL32m1:
case X86_SHL64m1:
case X86_SAL8m1:
case X86_SAL16m1:
case X86_SAL32m1:
case X86_SAL64m1:
case X86_SHR8m1:
case X86_SHR16m1:
case X86_SHR32m1:
case X86_SHR64m1:
case X86_SAR8m1:
case X86_SAR16m1:
case X86_SAR32m1:
case X86_SAR64m1:
case X86_RCL8m1:
case X86_RCL16m1:
case X86_RCL32m1:
case X86_RCL64m1:
case X86_RCR8m1:
case X86_RCR16m1:
case X86_RCR32m1:
case X86_RCR64m1:
case X86_ROL8m1:
case X86_ROL16m1:
case X86_ROL32m1:
case X86_ROL64m1:
case X86_ROR8m1:
case X86_ROR16m1:
case X86_ROR32m1:
case X86_ROR64m1:
// shift all the ops right to leave 1st slot for this new register op
memmove(&(MI->flat_insn->detail->x86.operands[1]), &(MI->flat_insn->detail->x86.operands[0]),
sizeof(MI->flat_insn->detail->x86.operands[0]) * (ARR_SIZE(MI->flat_insn->detail->x86.operands) - 1));
MI->flat_insn->detail->x86.operands[0].type = X86_OP_IMM;
MI->flat_insn->detail->x86.operands[0].imm = 1;
MI->flat_insn->detail->x86.operands[0].size = 1;
MI->flat_insn->detail->x86.op_count++;
}
// special instruction needs to supply register op
// first op can be embedded in the asm by llvm.
// so we have to add the missing register as the first operand
reg = X86_insn_reg_att(MCInst_getOpcode(MI));
if (reg) {
// shift all the ops right to leave 1st slot for this new register op
memmove(&(MI->flat_insn->detail->x86.operands[1]), &(MI->flat_insn->detail->x86.operands[0]),
sizeof(MI->flat_insn->detail->x86.operands[0]) * (ARR_SIZE(MI->flat_insn->detail->x86.operands) - 1));
MI->flat_insn->detail->x86.operands[0].type = X86_OP_REG;
MI->flat_insn->detail->x86.operands[0].reg = reg;
MI->flat_insn->detail->x86.operands[0].size = MI->csh->regsize_map[reg];
MI->flat_insn->detail->x86.op_count++;
} else {
if (X86_insn_reg_att2(MCInst_getOpcode(MI), ®, ®2)) {
MI->flat_insn->detail->x86.operands[0].type = X86_OP_REG;
MI->flat_insn->detail->x86.operands[0].reg = reg;
MI->flat_insn->detail->x86.operands[0].size = MI->csh->regsize_map[reg];
MI->flat_insn->detail->x86.operands[1].type = X86_OP_REG;
MI->flat_insn->detail->x86.operands[1].reg = reg2;
MI->flat_insn->detail->x86.operands[1].size = MI->csh->regsize_map[reg2];
MI->flat_insn->detail->x86.op_count = 2;
}
}
}
}
void X86_ATT_printInst(MCInst *MI, SStream *OS, void *info)
{
char *mnem;
x86_reg reg, reg2;
int i;
// Output CALLpcrel32 as "callq" in 64-bit mode.
// In Intel annotation it's always emitted as "call".
//
// TODO: Probably this hack should be redesigned via InstAlias in
// InstrInfo.td as soon as Requires clause is supported properly
// for InstAlias.
if (MI->csh->mode == CS_MODE_64 && MCInst_getOpcode(MI) == X86_CALLpcrel32) {
SStream_concat0(OS, "callq\t");
MCInst_setOpcodePub(MI, X86_INS_CALL);
printPCRelImm(MI, 0, OS);
return;
}
// Try to print any aliases first.
mnem = printAliasInstr(MI, OS, info);
if (mnem)
cs_mem_free(mnem);
else
printInstruction(MI, OS, info);
if (MI->has_imm) {
// if op_count > 1, then this operand's size is taken from the destination op
if (MI->flat_insn->detail->x86.op_count > 1) {
for (i = 0; i < MI->flat_insn->detail->x86.op_count; i++) {
if (MI->flat_insn->detail->x86.operands[i].type == X86_OP_IMM)
MI->flat_insn->detail->x86.operands[i].size = MI->flat_insn->detail->x86.operands[MI->flat_insn->detail->x86.op_count - 1].size;
}
} else
MI->flat_insn->detail->x86.operands[0].size = MI->imm_size;
}
if (MI->csh->detail) {
uint8_t access[6];
// special instruction needs to supply register op
// first op can be embedded in the asm by llvm.
// so we have to add the missing register as the first operand
//printf(">>> opcode = %u\n", MCInst_getOpcode(MI));
reg = X86_insn_reg_att(MCInst_getOpcode(MI));
if (reg) {
// shift all the ops right to leave 1st slot for this new register op
memmove(&(MI->flat_insn->detail->x86.operands[1]), &(MI->flat_insn->detail->x86.operands[0]),
sizeof(MI->flat_insn->detail->x86.operands[0]) * (ARR_SIZE(MI->flat_insn->detail->x86.operands) - 1));
MI->flat_insn->detail->x86.operands[0].type = X86_OP_REG;
MI->flat_insn->detail->x86.operands[0].reg = reg;
MI->flat_insn->detail->x86.operands[0].size = MI->csh->regsize_map[reg];
MI->flat_insn->detail->x86.op_count++;
} else {
if (X86_insn_reg_att2(MCInst_getOpcode(MI), ®, ®2)) {
MI->flat_insn->detail->x86.operands[0].type = X86_OP_REG;
MI->flat_insn->detail->x86.operands[0].reg = reg;
MI->flat_insn->detail->x86.operands[0].size = MI->csh->regsize_map[reg];
MI->flat_insn->detail->x86.operands[1].type = X86_OP_REG;
MI->flat_insn->detail->x86.operands[1].reg = reg2;
MI->flat_insn->detail->x86.operands[1].size = MI->csh->regsize_map[reg2];
MI->flat_insn->detail->x86.op_count = 2;
}
}
#ifndef CAPSTONE_DIET
get_op_access(MI->csh, MCInst_getOpcode(MI), access, &MI->flat_insn->detail->x86.eflags);
MI->flat_insn->detail->x86.operands[0].access = access[0];
MI->flat_insn->detail->x86.operands[1].access = access[1];
#endif
}
}
