Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 128 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-7.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-7.c
new file mode 100644
index 000000000..9e7ce8c8c
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-7.c
@@ -0,0 +1,128 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 8 
+
+unsigned int in[N*8]  __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63};
+unsigned short in2[N*16]  __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__))) = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31,32,33,34,35,36,37,38,39,40,41,42,43,44,45,46,47,48,49,50,51,52,53,54,55,56,57,58,59,60,61,62,63};
+
+int
+main1 ()
+{
+  int i;
+  unsigned int out[N*8], ia[N*2];
+  unsigned short sa[N], out2[N*16];
+
+  for (i = 0; i < N; i++)
+    {
+      out[i*8] = in[i*8] + 5;
+      out[i*8 + 1] = in[i*8 + 1] + 6;
+      out[i*8 + 2] = in[i*8 + 2] + 7;
+      out[i*8 + 3] = in[i*8 + 3] + 8;
+      out[i*8 + 4] = in[i*8 + 4] + 9;
+      out[i*8 + 5] = in[i*8 + 5] + 10;
+      out[i*8 + 6] = in[i*8 + 6] + 11;
+      out[i*8 + 7] = in[i*8 + 7] + 12;
+
+      ia[i] = in[i]; 
+    }
+
+  /* check results:  */
+  for (i = 0; i < N; i++)
+    {
+      if (out[i*8] !=  in[i*8] + 5
+         || out[i*8 + 1] != in[i*8 + 1] + 6
+         || out[i*8 + 2] != in[i*8 + 2] + 7
+         || out[i*8 + 3] != in[i*8 + 3] + 8
+         || out[i*8 + 4] != in[i*8 + 4] + 9
+         || out[i*8 + 5] != in[i*8 + 5] + 10
+         || out[i*8 + 6] != in[i*8 + 6] + 11
+         || out[i*8 + 7] != in[i*8 + 7] + 12
+         || ia[i] != in[i])
+	abort ();
+    }
+
+  for (i = 0; i < N*2; i++)
+    {
+      out[i*4] = in[i*4] + 1; 
+      out[i*4 + 1] = in[i*4 + 1] + 2;
+      out[i*4 + 2] = in[i*4 + 2] + 3;
+      out[i*4 + 3] = in[i*4 + 3] + 4;
+
+      ia[i] = in[i];
+    }
+
+  /* check results:  */
+  for (i = 0; i < N*2; i++)
+    {
+      if (out[i*4] !=  in[i*4] + 1
+         || out[i*4 + 1] != in[i*4 + 1] + 2
+         || out[i*4 + 2] != in[i*4 + 2] + 3 
+         || out[i*4 + 3] != in[i*4 + 3] + 4
+         || ia[i] != in[i])
+        abort ();
+    }
+
+  for (i = 0; i < N; i++)
+    {
+      out2[i*16] = in2[i*16] * 2;
+      out2[i*16 + 1] = in2[i*16 + 1] * 3;
+      out2[i*16 + 2] = in2[i*16 + 2] * 4;
+      out2[i*16 + 3] = in2[i*16 + 3] * 3;
+      out2[i*16 + 4] = in2[i*16 + 4] * 2;
+      out2[i*16 + 5] = in2[i*16 + 5] * 3;
+      out2[i*16 + 6] = in2[i*16 + 6] * 2;
+      out2[i*16 + 7] = in2[i*16 + 7] * 4;
+      out2[i*16 + 8] = in2[i*16 + 8] * 2;
+      out2[i*16 + 9] = in2[i*16 + 9] * 5;
+      out2[i*16 + 10] = in2[i*16 + 10] * 2;
+      out2[i*16 + 11] = in2[i*16 + 11] * 3;
+      out2[i*16 + 12] = in2[i*16 + 12] * 4;
+      out2[i*16 + 13] = in2[i*16 + 13] * 4;
+      out2[i*16 + 14] = in2[i*16 + 14] * 3;
+      out2[i*16 + 15] = in2[i*16 + 15] * 2;
+    }
+
+  /* check results:  */
+  for (i = 0; i < N; i++)
+    {
+      if (out2[i*16] !=  in2[i*16] * 2
+         || out2[i*16 + 1] != in2[i*16 + 1] * 3
+         || out2[i*16 + 2] != in2[i*16 + 2] * 4
+         || out2[i*16 + 3] != in2[i*16 + 3] * 3
+         || out2[i*16 + 4] != in2[i*16 + 4] * 2
+         || out2[i*16 + 5] != in2[i*16 + 5] * 3
+         || out2[i*16 + 6] != in2[i*16 + 6] * 2
+         || out2[i*16 + 7] != in2[i*16 + 7] * 4
+         || out2[i*16 + 8] != in2[i*16 + 8] * 2
+         || out2[i*16 + 9] != in2[i*16 + 9] * 5
+         || out2[i*16 + 10] != in2[i*16 + 10] * 2
+         || out2[i*16 + 11] != in2[i*16 + 11] * 3
+         || out2[i*16 + 12] != in2[i*16 + 12] * 4
+         || out2[i*16 + 13] != in2[i*16 + 13] * 4
+         || out2[i*16 + 14] != in2[i*16 + 14] * 3
+         || out2[i*16 + 15] != in2[i*16 + 15] * 2)
+        abort ();
+    }
+
+
+  return 0;
+}
+
+int main (void)
+{
+  check_vect ();
+
+  main1 ();
+
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect"  { target vect_short_mult } } }*/
+/* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect"  { target { ! { vect_short_mult } } } } }*/
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 3 "vect"  { target vect_short_mult } } } */
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect"  { target { ! { vect_short_mult } } } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */
+