1 files changed, 79 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/vect/slp-perm-5.c b/gcc/testsuite/gcc.dg/vect/slp-perm-5.c
new file mode 100644
index 000000000..f8ee4c10e
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/vect/slp-perm-5.c
@@ -0,0 +1,79 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define M00 100
+#define M10 216
+#define M20 23
+#define M01 1322
+#define M11 13
+#define M21 27271
+#define M02 74
+#define M12 191
+#define M22 500
+
+#define K00 405
+#define K10 112
+#define K01 4322
+#define K11 135
+
+#define N 16
+
+void foo (int *__restrict__ pInput, int *__restrict__ pOutput,
+          int *__restrict__ pInput2, int *__restrict__ pOutput2)
+{
+  int i, a, b, c, d, e;
+
+  for (i = 0; i < N / 3; i++)
+    {
+       a = *pInput++;
+       b = *pInput++;
+       c = *pInput++;
+
+       d = *pInput2++;
+       e = *pInput2++;
+
+       *pOutput++ = M00 * a + M01 * b + M02 * c;
+       *pOutput++ = M10 * a + M11 * b + M12 * c;
+       *pOutput++ = M20 * a + M21 * b + M22 * c;
+
+       *pOutput2++ = K00 * d + K01 * e;
+       *pOutput2++ = K10 * d + K11 * e;
+    }
+}
+
+int main (int argc, const char* argv[])
+{
+  int input[N], output[N], i;
+  int check_results[N] = {1470, 395, 28271, 5958, 1655, 111653, 10446, 2915, 195035, 14934, 4175, 278417, 19422, 5435, 361799, 0};
+  int input2[N], output2[N];
+  int check_results2[N] = {4322, 135, 13776, 629, 23230, 1123, 32684, 1617, 42138, 2111, 0, 0, 0, 0, 0, 0};
+
+  check_vect ();
+
+  check_vect ();
+
+  for (i = 0; i < N; i++)
+    {
+      input[i] = i%256;
+      input2[i] = i%256;
+      output[i] = 0;
+      output2[i] = 0;
+      __asm__ volatile ("");
+    }
+
+  foo (input, output, input2, output2);
+
+  for (i = 0; i < N; i++)
+     if (output[i] != check_results[i] || output2[i] != check_results2[i])
+       abort ();
+
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect"  { target vect_perm } } } */
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect" { target vect_perm } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */
+
+