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ppc sign hint

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wargio 2018-06-06 16:15:58 +02:00 committed by radare
parent 0ed78a567f
commit 9c8286a729
1 changed files with 12 additions and 1 deletions
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13
libr/anal/p/anal_ppc_cs.c
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@ -654,6 +654,7 @@ static int analop(RAnal *a, RAnalOp *op, ut64 addr, const ut8 *buf, int len) {
case PPC_INS_CMPW:
case PPC_INS_CMPWI:
op->type = R_ANAL_OP_TYPE_CMP;
op->sign = true;
if (ARG (2)[0] == '\0') esilprintf (op, "%s,%s,-,0xff,&,cr0,=", ARG (1), ARG (0));
else esilprintf (op, "%s,%s,-,0xff,&,%s,=", ARG (2), ARG (1), ARG (0));
break;
@ -687,15 +688,18 @@ static int analop(RAnal *a, RAnalOp *op, ut64 addr, const ut8 *buf, int len) {
esilprintf (op, "0,$");
break;
case PPC_INS_EXTSB:
op->sign = true;
op->type = R_ANAL_OP_TYPE_MOV;
if (a->bits == 64) esilprintf (op, "%s,0x80,&,?{,0xFFFFFFFFFFFFFF00,%s,|,%s,=,}", ARG (1), ARG (1), ARG (0));
else esilprintf (op, "%s,0x80,&,?{,0xFFFFFF00,%s,|,%s,=,}", ARG (1), ARG (1), ARG (0));
break;
case PPC_INS_EXTSH:
op->sign = true;
if (a->bits == 64) esilprintf (op, "%s,0x8000,&,?{,0xFFFFFFFFFFFF0000,%s,|,%s,=,}", ARG (1), ARG (1), ARG (0));
else esilprintf (op, "%s,0x8000,&,?{,0xFFFF0000,%s,|,%s,=,}", ARG (1), ARG (1), ARG (0));
break;
case PPC_INS_EXTSW:
op->sign = true;
esilprintf (op, "%s,0x80000000,&,?{,0xFFFFFFFF00000000,%s,|,%s,=,}", ARG (1), ARG (1), ARG (0));
break;
case PPC_INS_SYNC:
@ -816,6 +820,7 @@ static int analop(RAnal *a, RAnalOp *op, ut64 addr, const ut8 *buf, int len) {
esilprintf (op, "%s,%s,>>,%s,=", ARG (2), ARG (1), ARG (0));
break;
case PPC_INS_MULLI:
op->sign = true;
case PPC_INS_MULLW:
case PPC_INS_MULLD:
op->type = R_ANAL_OP_TYPE_MUL;
@ -831,6 +836,7 @@ static int analop(RAnal *a, RAnalOp *op, ut64 addr, const ut8 *buf, int len) {
break;
case PPC_INS_ADD:
case PPC_INS_ADDI:
op->sign = true;
op->type = R_ANAL_OP_TYPE_ADD;
esilprintf (op, "%s,%s,+,%s,=", ARG (2), ARG (1), ARG (0));
break;
@ -1071,8 +1077,12 @@ static int analop(RAnal *a, RAnalOp *op, ut64 addr, const ut8 *buf, int len) {
esilprintf (op, "16,%s,<<,%s,^,%s,=", ARG (2), ARG (1), ARG (0));
break;
case PPC_INS_DIVD:
case PPC_INS_DIVDU:
case PPC_INS_DIVW:
op->sign = true;
op->type = R_ANAL_OP_TYPE_DIV;
esilprintf (op, "%s,%s,/,%s,=", ARG (2), ARG (1), ARG (0));
break;
case PPC_INS_DIVDU:
case PPC_INS_DIVWU:
op->type = R_ANAL_OP_TYPE_DIV;
esilprintf (op, "%s,%s,/,%s,=", ARG (2), ARG (1), ARG (0));
@ -1085,6 +1095,7 @@ static int analop(RAnal *a, RAnalOp *op, ut64 addr, const ut8 *buf, int len) {
esilprintf (op, "pc,lr,=,%s,pc,=", ARG (0));
break;
case PPC_INS_TRAP:
op->sign = true;
op->type = R_ANAL_OP_TYPE_TRAP;
break;
case PPC_INS_AND: