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ESILify the XCHG and XADD ops for x86

This commit is contained in:
pancake 2016-01-07 12:04:26 +01:00
parent d2a192cffc
commit 8686a35ab7
2 changed files with 30 additions and 1 deletions
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29
libr/anal/p/anal_x86_cs.c
View File

@ -1293,6 +1293,34 @@ SETL/SETNGE
op->type = R_ANAL_OP_TYPE_ADD;
op->family = R_ANAL_OP_FAMILY_MMX;
break;
case X86_INS_XCHG:
op->type = R_ANAL_OP_TYPE_MOV;
op->family = R_ANAL_OP_FAMILY_CPU;
{
char *src = getarg (&gop, 1, 0, NULL);
char *dst = getarg (&gop, 0, 1, NULL);
esilprintf (op, "%s,%s,%s,=,%s,=", src, dst, src, dst);
free (src);
free (dst);
}
break;
case X86_INS_XADD: /* xchg + add */
op->type = R_ANAL_OP_TYPE_ADD;
op->family = R_ANAL_OP_FAMILY_CPU;
{
char *src = getarg (&gop, 1, 0, NULL);
char *dst = getarg (&gop, 0, 1, NULL);
if (src == dst) {
esilprintf (op, "%s,%s,+,%s", src, dst, dst);
} else {
esilprintf (op, "%s,%s,%s,=,%s,=," "%s,%s,+,%s",
src, dst, src, dst,
src, dst, dst);
}
free (src);
free (dst);
}
break;
case X86_INS_FADD:
case X86_INS_FADDP:
op->family = R_ANAL_OP_FAMILY_FPU;
@ -1303,7 +1331,6 @@ SETL/SETNGE
case X86_INS_ADDSUBPD:
case X86_INS_ADDSUBPS:
case X86_INS_ADDPD:
case X86_INS_XADD:
// The OF, SF, ZF, AF, CF, and PF flags are set according to the
// result.
op->type = R_ANAL_OP_TYPE_ADD;

2
sys/indent-whitelist.sh
View File

@ -22,6 +22,7 @@ libr/bin/filter.c
libr/bin/format/objc/mach0_classes.c
libr/cons/hud.c
libr/cons/2048.c
libr/cons/utf8.c
libr/cons/line.c
libr/cons/canvas.c
libr/cons/editor.c
@ -31,6 +32,7 @@ libr/util/stack.c
libr/util/slist.c
libr/util/log.c
libr/util/cache.c
libr/core/file.c
"
case "$1" in
"help"|-h)