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Diffstat (limited to 'gcc/testsuite/gcc.dg/vect/vect-outer-4m.c')
-rw-r--r--gcc/testsuite/gcc.dg/vect/vect-outer-4m.c58
1 files changed, 58 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/vect-outer-4m.c b/gcc/testsuite/gcc.dg/vect/vect-outer-4m.c
new file mode 100644
index 00000000000..f85ddbfd467
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/vect-outer-4m.c
@@ -0,0 +1,58 @@
+/* { dg-require-effective-target vect_int } */
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 40
+#define M 128
+unsigned short in[N+M];
+unsigned int out[N];
+
+/* Outer-loop vectorization. */
+/* Not vectorized due to multiple-types in the inner-loop. */
+
+unsigned int
+foo (){
+ int i,j;
+ unsigned int diff;
+ unsigned int s=0;
+
+ for (i = 0; i < N; i++) {
+ diff = 0;
+ for (j = 0; j < M; j+=8) {
+ diff += in[j+i];
+ }
+ s+=((unsigned short)diff>>3);
+ }
+ return s;
+}
+
+int main (void)
+{
+ int i, j;
+ unsigned int diff;
+ unsigned int s=0,sum=0;
+
+ check_vect ();
+
+ for (i = 0; i < N+M; i++) {
+ in[i] = i;
+ }
+
+ sum=foo ();
+
+ for (i = 0; i < N; i++) {
+ diff = 0;
+ for (j = 0; j < M; j+=8) {
+ diff += in[j+i];
+ }
+ s += ((unsigned short)diff>>3);
+ }
+
+ if (s != sum)
+ abort ();
+
+ return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "OUTER LOOP VECTORIZED" 1 "vect" { xfail *-*-* } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */