* [Qemu-devel] [6672] SH4: Fixed last UTLB unused
@ 2009-03-03 6:14 Aurelien Jarno
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From: Aurelien Jarno @ 2009-03-03 6:14 UTC (permalink / raw)
To: qemu-devel
Revision: 6672
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=6672
Author: aurel32
Date: 2009-03-03 06:14:43 +0000 (Tue, 03 Mar 2009)
Log Message:
-----------
SH4: Fixed last UTLB unused
Version 2 of the patch.
Signed-off-by: Lionel Landwerlin <lionel.landwerlin@openwide.fr>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Modified Paths:
--------------
trunk/target-sh4/helper.c
Modified: trunk/target-sh4/helper.c
===================================================================
--- trunk/target-sh4/helper.c 2009-03-03 06:12:34 UTC (rev 6671)
+++ trunk/target-sh4/helper.c 2009-03-03 06:14:43 UTC (rev 6672)
@@ -304,7 +304,7 @@
urb = ((env->mmucr) >> 18) & 0x3f;
urc = ((env->mmucr) >> 10) & 0x3f;
urc++;
- if (urc == urb || urc == UTLB_SIZE)
+ if (urc > urb || urc > (UTLB_SIZE - 1))
urc = 0;
env->mmucr = (env->mmucr & 0xffff03ff) | (urc << 10);
}
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