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;
}
}
static void printSaveRestore(MCInst *MI, SStream *O)
{
unsigned i, e;
for (i = 0, e = MCInst_getNumOperands(MI); i != e; ++i) {
if (i != 0)
SStream_concat(O, ", ");
if (MCOperand_isReg(MCInst_getOperand(MI, i)))
printRegName(O, MCOperand_getReg(MCInst_getOperand(MI, i)));
else
printUnsignedImm(MI, i, O);
}
}
static char *printAliasInstrEx(MCInst *MI, SStream *OS, void *info)
{
#define GETREGCLASS_CONTAIN(_class, _reg) MCRegisterClass_contains(MCRegisterInfo_getRegClass(MRI, _class), MCOperand_getReg(MCInst_getOperand(MI, _reg)))
SStream ss;
const char *opCode;
char *tmp, *AsmMnem, *AsmOps, *c;
int OpIdx, PrintMethodIdx;
int decCtr = false, needComma = false;
MCRegisterInfo *MRI = (MCRegisterInfo *)info;
SStream_Init(&ss);
switch (MCInst_getOpcode(MI)) {
default: return NULL;
case PPC_gBC:
opCode = "b%s";
break;
case PPC_gBCA:
opCode = "b%sa";
break;
case PPC_gBCCTR:
opCode = "b%sctr";
break;
case PPC_gBCCTRL:
opCode = "b%sctrl";
break;
case PPC_gBCL:
opCode = "b%sl";
break;
case PPC_gBCLA:
opCode = "b%sla";
break;
case PPC_gBCLR:
opCode = "b%slr";
break;
case PPC_gBCLRL:
opCode = "b%slrl";
break;
}
if (MCInst_getNumOperands(MI) == 3 &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) >= 0) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) <= 1)) {
SStream_concat(&ss, opCode, "dnzf");
decCtr = true;
}
if (MCInst_getNumOperands(MI) == 3 &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) >= 2) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) <= 3)) {
SStream_concat(&ss, opCode, "dzf");
decCtr = true;
}
if (MCInst_getNumOperands(MI) == 3 &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) >= 4) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) <= 7) &&
MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
GETREGCLASS_CONTAIN(PPC_CRBITRCRegClassID, 1)) {
int cr = getBICRCond(MCOperand_getReg(MCInst_getOperand(MI, 1)));
switch(cr) {
case CREQ:
SStream_concat(&ss, opCode, "ne");
break;
case CRGT:
SStream_concat(&ss, opCode, "le");
break;
case CRLT:
SStream_concat(&ss, opCode, "ge");
break;
case CRUN:
SStream_concat(&ss, opCode, "ns");
break;
}
if (MCOperand_getImm(MCInst_getOperand(MI, 0)) == 6)
SStream_concat0(&ss, "-");
if (MCOperand_getImm(MCInst_getOperand(MI, 0)) == 7)
SStream_concat0(&ss, "+");
decCtr = false;
}
if (MCInst_getNumOperands(MI) == 3 &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) >= 8) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) <= 9)) {
SStream_concat(&ss, opCode, "dnzt");
decCtr = true;
}
if (MCInst_getNumOperands(MI) == 3 &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) >= 10) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) <= 11)) {
SStream_concat(&ss, opCode, "dzt");
decCtr = true;
}
if (MCInst_getNumOperands(MI) == 3 &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) >= 12) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) <= 15) &&
MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
GETREGCLASS_CONTAIN(PPC_CRBITRCRegClassID, 1)) {
int cr = getBICRCond(MCOperand_getReg(MCInst_getOperand(MI, 1)));
switch(cr) {
case CREQ:
SStream_concat(&ss, opCode, "eq");
break;
case CRGT:
SStream_concat(&ss, opCode, "gt");
break;
case CRLT:
SStream_concat(&ss, opCode, "lt");
break;
case CRUN:
SStream_concat(&ss, opCode, "so");
break;
}
if (MCOperand_getImm(MCInst_getOperand(MI, 0)) == 14)
SStream_concat0(&ss, "-");
if (MCOperand_getImm(MCInst_getOperand(MI, 0)) == 15)
SStream_concat0(&ss, "+");
decCtr = false;
}
if (MCInst_getNumOperands(MI) == 3 &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
((MCOperand_getImm(MCInst_getOperand(MI, 0)) & 0x12)== 16)) {
SStream_concat(&ss, opCode, "dnz");
if (MCOperand_getImm(MCInst_getOperand(MI, 0)) == 24)
SStream_concat0(&ss, "-");
if (MCOperand_getImm(MCInst_getOperand(MI, 0)) == 25)
SStream_concat0(&ss, "+");
needComma = false;
}
if (MCInst_getNumOperands(MI) == 3 &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
((MCOperand_getImm(MCInst_getOperand(MI, 0)) & 0x12)== 18)) {
SStream_concat(&ss, opCode, "dz");
if (MCOperand_getImm(MCInst_getOperand(MI, 0)) == 26)
SStream_concat0(&ss, "-");
if (MCOperand_getImm(MCInst_getOperand(MI, 0)) == 27)
SStream_concat0(&ss, "+");
needComma = false;
}
if (MCOperand_isReg(MCInst_getOperand(MI, 1)) &&
GETREGCLASS_CONTAIN(PPC_CRBITRCRegClassID, 1) &&
MCOperand_isImm(MCInst_getOperand(MI, 0)) &&
(MCOperand_getImm(MCInst_getOperand(MI, 0)) < 16)) {
int cr = getBICR(MCOperand_getReg(MCInst_getOperand(MI, 1)));
if (decCtr) {
needComma = true;
SStream_concat0(&ss, " ");
if (cr > PPC_CR0) {
SStream_concat(&ss, "4*cr%d+", cr - PPC_CR0);
}
cr = getBICRCond(MCOperand_getReg(MCInst_getOperand(MI, 1)));
switch(cr) {
case CREQ:
SStream_concat0(&ss, "eq");
op_addBC(MI, PPC_BC_EQ);
break;
case CRGT:
SStream_concat0(&ss, "gt");
op_addBC(MI, PPC_BC_GT);
break;
case CRLT:
SStream_concat0(&ss, "lt");
op_addBC(MI, PPC_BC_LT);
break;
case CRUN:
SStream_concat0(&ss, "so");
op_addBC(MI, PPC_BC_SO);
break;
}
cr = getBICR(MCOperand_getReg(MCInst_getOperand(MI, 1)));
if (cr > PPC_CR0) {
if (MI->csh->detail) {
MI->flat_insn->detail->ppc.operands[MI->flat_insn->detail->ppc.op_count].type = PPC_OP_CRX;
MI->flat_insn->detail->ppc.operands[MI->flat_insn->detail->ppc.op_count].crx.scale = 4;
MI->flat_insn->detail->ppc.operands[MI->flat_insn->detail->ppc.op_count].crx.reg = PPC_REG_CR0 + cr - PPC_CR0;
MI->flat_insn->detail->ppc.operands[MI->flat_insn->detail->ppc.op_count].crx.cond = MI->flat_insn->detail->ppc.bc;
MI->flat_insn->detail->ppc.op_count++;
}
}
} else {
if (cr > PPC_CR0) {
needComma = true;
SStream_concat(&ss, " cr%d", cr - PPC_CR0);
op_addReg(MI, PPC_REG_CR0 + cr - PPC_CR0);
}
}
}
if (MCOperand_isImm(MCInst_getOperand(MI, 2)) &&
MCOperand_getImm(MCInst_getOperand(MI, 2)) != 0) {
if (needComma)
SStream_concat0(&ss, ",");
SStream_concat0(&ss, " $\xFF\x03\x01");
}
tmp = cs_strdup(ss.buffer);
AsmMnem = tmp;
for(AsmOps = tmp; *AsmOps; AsmOps++) {
if (*AsmOps == ' ' || *AsmOps == '\t') {
*AsmOps = '\0';
AsmOps++;
break;
}
}
SStream_concat0(OS, AsmMnem);
if (*AsmOps) {
SStream_concat0(OS, "\t");
for (c = AsmOps; *c; c++) {
if (*c == '$') {
c += 1;
if (*c == (char)0xff) {
c += 1;
OpIdx = *c - 1;
c += 1;
PrintMethodIdx = *c - 1;
printCustomAliasOperand(MI, OpIdx, PrintMethodIdx, OS);
} else
printOperand(MI, *c - 1, OS);
} else {
SStream_concat(OS, "%c", *c);
}
}
}
return tmp;
}
