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Add arm64 stp instruction (#8490)

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Sven Steinbauer 2017-09-12 16:29:39 +01:00 committed by radare
parent 0a619adc47
commit d09adae6d2
1 changed files with 21 additions and 0 deletions
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21
libr/asm/arch/arm/armass64.c
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@ -657,6 +657,23 @@ static ut32 adr(ArmOp *op, int addr) {
return data;
}
static ut32 stp(ArmOp *op, int k) {
ut32 data = UT32_MAX;
if (op->operands[3].immediate & 0x7) {
return data;
}
data = k;
data += op->operands[0].reg << 24;
data += op->operands[1].reg << 18;
data += (op->operands[2].reg & 0x7) << 29;
data += (op->operands[2].reg >> 3) << 16;
data += (op->operands[3].immediate & 0x8) << 20;
data += (op->operands[3].immediate >> 4) << 8;
return data;
}
static ut32 exception(ArmOp *op, ut32 k) {
ut32 data = UT32_MAX;
@ -899,6 +916,10 @@ bool arm64ass(const char *str, ut64 addr, ut32 *op) {
*op = reglsop (&ops, 0x000000f8);
return *op != -1;
}
if (!strncmp (str, "stp", 3)) {
*op = stp (&ops, 0x000000a9);
return *op != -1;
}
if (!strncmp (str, "sub", 3)) { // w
*op = arithmetic (&ops, 0xd1);
return *op != -1;