summaryrefslogtreecommitdiff
path: root/gcc/testsuite/gcc.dg/vect/bb-slp-cond-1.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/testsuite/gcc.dg/vect/bb-slp-cond-1.c')
-rw-r--r--gcc/testsuite/gcc.dg/vect/bb-slp-cond-1.c46
1 files changed, 46 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/bb-slp-cond-1.c b/gcc/testsuite/gcc.dg/vect/bb-slp-cond-1.c
new file mode 100644
index 00000000000..ae833e53dc0
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/bb-slp-cond-1.c
@@ -0,0 +1,46 @@
+/* { dg-require-effective-target vect_condition } */
+
+#include "tree-vect.h"
+
+#define N 128
+
+__attribute__((noinline, noclone)) void
+foo (int *a, int stride)
+{
+ int i;
+
+ for (i = 0; i < N/stride; i++, a += stride)
+ {
+ a[0] = a[0] ? 1 : 5;
+ a[1] = a[1] ? 2 : 6;
+ a[2] = a[2] ? 3 : 7;
+ a[3] = a[3] ? 4 : 8;
+ }
+}
+
+
+int a[N];
+int main ()
+{
+ int i;
+
+ check_vect ();
+
+ for (i = 0; i < N; i++)
+ a[i] = i;
+
+ foo (a, 4);
+
+ for (i = 1; i < N; i++)
+ if (a[i] != i%4 + 1)
+ abort ();
+
+ if (a[0] != 5)
+ abort ();
+
+ return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "basic block vectorized using SLP" 1 "slp" { target vect_element_align } } } */
+/* { dg-final { cleanup-tree-dump "slp" } } */
+