Restrict CP0_PerfCnt to legal values.

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@3476 c046a42c-6fe2-441c-8c8c-71466251a162
2007-10-29 00:49:32 +00:00 · 2007-10-29 00:49:32 +00:00 · 1b6fd0bc55
commit 1b6fd0bc55
parent 3cbee15b9a
1 changed files with 1 additions and 1 deletions
--- a/target-mips/op.c
+++ b/target-mips/op.c
@ -1971,7 +1971,7 @@ void op_mtc0_depc (void)

 void op_mtc0_performance0 (void)
 {
-    env->CP0_Performance0 = T0; /* XXX */
+    env->CP0_Performance0 = T0 & 0x000007ff;
    RETURN();
 }