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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-u32-i8.c84
1 files changed, 84 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-u32-i8.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-u32-i8.c
new file mode 100644
index 000000000..4dbd8d9ab
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-strided-u32-i8.c
@@ -0,0 +1,84 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 128
+
+typedef struct {
+ int a;
+ int b;
+ int c;
+ int d;
+ int e;
+ int f;
+ int g;
+ int h;
+} s;
+
+volatile int y = 0;
+
+__attribute__ ((noinline)) int
+main1 (s *arr)
+{
+ int i;
+ s *ptr = arr;
+ s res[N];
+
+ for (i = 0; i < N; i++)
+ {
+ res[i].c = ptr->b - ptr->a + ptr->d - ptr->c;
+ res[i].a = ptr->a + ptr->g + ptr->b + ptr->d;
+ res[i].d = ptr->b - ptr->a + ptr->d - ptr->c;
+ res[i].b = ptr->h - ptr->a + ptr->d - ptr->c;
+ res[i].f = ptr->f + ptr->h;
+ res[i].e = ptr->b - ptr->e;
+ res[i].h = ptr->d - ptr->g;
+ res[i].g = ptr->b - ptr->a + ptr->d - ptr->c;
+ ptr++;
+ }
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (res[i].c != arr[i].b - arr[i].a + arr[i].d - arr[i].c
+ || res[i].a != arr[i].a + arr[i].g + arr[i].b + arr[i].d
+ || res[i].d != arr[i].b - arr[i].a + arr[i].d - arr[i].c
+ || res[i].b != arr[i].h - arr[i].a + arr[i].d - arr[i].c
+ || res[i].f != arr[i].f + arr[i].h
+ || res[i].e != arr[i].b - arr[i].e
+ || res[i].h != arr[i].d - arr[i].g
+ || res[i].g != arr[i].b - arr[i].a + arr[i].d - arr[i].c)
+ abort();
+ }
+}
+
+int main (void)
+{
+ int i;
+ s arr[N];
+
+ check_vect ();
+
+ for (i = 0; i < N; i++)
+ {
+ arr[i].a = i;
+ arr[i].b = i * 2;
+ arr[i].c = 17;
+ arr[i].d = i+34;
+ arr[i].e = i * 3 + 5;
+ arr[i].f = i * 5;
+ arr[i].g = i - 3;
+ arr[i].h = 56;
+ if (y) /* Avoid vectorization. */
+ abort ();
+ }
+
+ main1 (arr);
+
+ return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" { target vect_strided8 } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */
+