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authoraurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>2009-03-03 09:14:01 +0000
committeraurel32 <aurel32@c046a42c-6fe2-441c-8c8c-71466251a162>2009-03-03 09:14:01 +0000
commit927e3a4e066d4bce091d368b15c7ad7877a1e0e1 (patch)
tree98f0666040de7823742a528bdd3e9fd928b3e768 /target-sh4
parentd905dba48fd1a67af3668649523e5a0959d2f619 (diff)
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SH4: Fixed last UTLB unused and URB/URC management
Signed-off-by: Lionel Landwerlin <lionel.landwerlin@openwide.fr> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6675 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-sh4')
-rw-r--r--target-sh4/helper.c2
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);
}