diff options
| -rw-r--r-- | target-sh4/helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target-sh4/helper.c b/target-sh4/helper.c index 6df6bde..c506086 100644 --- a/target-sh4/helper.c +++ b/target-sh4/helper.c @@ -304,7 +304,7 @@ static void increment_urc(CPUState * env) urb = ((env->mmucr) >> 18) & 0x3f; urc = ((env->mmucr) >> 10) & 0x3f; urc++; - if (urc > urb || urc > (UTLB_SIZE - 1)) + if ((urb > 0 && urc > urb) || urc > (UTLB_SIZE - 1)) urc = 0; env->mmucr = (env->mmucr & 0xffff03ff) | (urc << 10); } |