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Fixed the parsing of the operand sign (#10166)

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Paolo Monti 2018-05-23 11:14:30 +02:00 committed by radare
parent 2ca2a0ae15
commit 36a3fa526a
1 changed files with 7 additions and 0 deletions
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7
libr/asm/p/asm_x86_nz.c
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@ -4309,6 +4309,13 @@ static int parseOperand(RAsm *a, const char *str, Operand *op, bool isrepop) {
op->offset_sign = -1;
}
}
//with SIB notation, we need to consider the right sign
char * plus = strchr (str, '+');
char * minus = strchr (str, '-');
char * closeB = strchr (str, ']');
if (plus && minus && plus < closeB && minus < closeB) {
op->offset_sign = -1;
}
// If there's a scale, we don't want to parse out the
// scale with the offset (scale + offset) otherwise the scale
// will be the sum of the two. This splits the numbers