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authorMichael Pavone <pavone@retrodev.com>2017-02-23 00:08:04 -0800
committerMichael Pavone <pavone@retrodev.com>2017-02-23 00:08:04 -0800
commit22832f5e8b400f34e8690ea2a251beccb0778a78 (patch)
treeed38f2676dcb83865e5c10e811bc3e6809f8091c
parentd650c23dbc3b48dbee648cccaea4adb013ab3f58 (diff)
Minor fix to 68K instruction decoder
-rw-r--r--68kinst.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/68kinst.c b/68kinst.c
index 9a99cdd..e406872 100644
--- a/68kinst.c
+++ b/68kinst.c
@@ -656,7 +656,7 @@ uint16_t * m68k_decode(uint16_t * istream, m68kinst * decoded, uint32_t address)
decoded->dst.addr_mode = MODE_AREG;
decoded->dst.params.regs.pri = m68k_reg_quick_field(*istream);
istream = m68k_decode_op(istream, decoded->extra.size, &(decoded->src));
- if (!istream) {
+ if (!istream || decoded->src.addr_mode == MODE_REG) {
decoded->op = M68K_INVALID;
break;
}