1 files changed, 2 insertions, 2 deletions
diff --git a/target-i386/ops_sse.h b/target-i386/ops_sse.h
index 7aa693aee9..1780d1d791 100644
--- a/target-i386/ops_sse.h
+++ b/target-i386/ops_sse.h
@@ -2037,10 +2037,10 @@ static inline unsigned pcmpxstrx(CPUX86State *env, Reg *d, Reg *s,
         }
         break;
     case 3:
-        for (j = valids - validd; j >= 0; j--) {
+        for (j = valids; j >= 0; j--) {
             res <<= 1;
             v = 1;
-            for (i = MIN(upper - j, validd); i >= 0; i--) {
+            for (i = MIN(valids - j, validd); i >= 0; i--) {
                 v &= (pcmp_val(s, ctrl, i + j) == pcmp_val(d, ctrl, i));
             }
             res |= v;