summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/vect/bb-slp-13.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/testsuite/gcc.dg/vect/bb-slp-13.c')
-rw-r--r--gcc/testsuite/gcc.dg/vect/bb-slp-13.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-13.c b/gcc/testsuite/gcc.dg/vect/bb-slp-13.c
new file mode 100644
index 000000000..4e114d5f9
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/bb-slp-13.c
@@ -0,0 +1,51 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 16
+
+unsigned int out[N];
+unsigned int in[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15};
+
+__attribute__ ((noinline)) int
+main1 (unsigned int x, unsigned int y)
+{
+ int i;
+ unsigned int a0, a1, a2, a3;
+
+ a0 = in[0] + 23;
+ a1 = in[1] + 142;
+ a2 = in[2] + 2;
+ a3 = in[3] + 31;
+
+ out[0] = a0 * x;
+ out[1] = a1 * y;
+ out[2] = a2 * x;
+ out[3] = a3 * y;
+
+ if (x)
+ __asm__ volatile ("" : : : "memory");
+
+ /* Check results. */
+ if (out[0] != (in[0] + 23) * x
+ || out[1] != (in[1] + 142) * y
+ || out[2] != (in[2] + 2) * x
+ || out[3] != (in[3] + 31) * y)
+ abort();
+
+ return 0;
+}
+
+int main (void)
+{
+ check_vect ();
+
+ main1 (2, 3);
+
+ return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "basic block vectorized using SLP" 1 "slp" { target vect_int_mult } } } */
+/* { dg-final { cleanup-tree-dump "slp" } } */
+