target-alpha: Fix cvtlq.

We were missing the 0xc0000000 mask, leading to incorrect results. Signed-off-by: Richard Henderson <[email protected]> Signed-off-by: Aurelien Jarno <[email protected]>
kvaneesh · Dec 17, 2009 · 68bd052 · 68bd052
1 parent 0644524
commit 68bd052
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/target-alpha/op_helper.c b/target-alpha/op_helper.c
@@ -954,7 +954,9 @@ uint64_t helper_cvtqg (uint64_t a)
 
 uint64_t helper_cvtlq (uint64_t a)
 {
-    return (int64_t)((int32_t)((a >> 32) | ((a >> 29) & 0x3FFFFFFF)));
+    int32_t lo = a >> 29;
+    int32_t hi = a >> 32;
+    return (lo & 0x3FFFFFFF) | (hi & 0xc0000000);
 }
 
 static inline uint64_t __helper_cvtql(uint64_t a, int s, int v)