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authorBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
committerBen Cheng <bccheng@google.com>2014-03-25 22:37:19 -0700
commit1bc5aee63eb72b341f506ad058502cd0361f0d10 (patch)
treec607e8252f3405424ff15bc2d00aa38dadbb2518 /gcc-4.9/gcc/testsuite/gcc.dg/vect/no-tree-pre-slp-29.c
parent283a0bf58fcf333c58a2a92c3ebbc41fb9eb1fdb (diff)
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Initial checkin of GCC 4.9.0 from trunk (r208799).
Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/vect/no-tree-pre-slp-29.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/vect/no-tree-pre-slp-29.c78
1 files changed, 78 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/no-tree-pre-slp-29.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/no-tree-pre-slp-29.c
new file mode 100644
index 000000000..e370ef307
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/no-tree-pre-slp-29.c
@@ -0,0 +1,78 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 8
+
+unsigned short in2[N*8] = {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 (unsigned short *in)
+{
+ int i;
+ unsigned short out[N*8];
+
+ for (i = 0; i < N; i++)
+ {
+ out[i*4] = in[i*4];
+ out[i*4 + 1] = in[i*4 + 1];
+ out[i*4 + 2] = in[i*4 + 2];
+ out[i*4 + 3] = in[i*4 + 3];
+ }
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (out[i*4] != in[i*4]
+ || out[i*4 + 1] != in[i*4 + 1]
+ || out[i*4 + 2] != in[i*4 + 2]
+ || out[i*4 + 3] != in[i*4 + 3])
+ abort ();
+ }
+
+ return 0;
+}
+
+int
+main2 (unsigned short * __restrict__ in, unsigned short * __restrict__ out)
+{
+ int i;
+
+ for (i = 0; i < N; i++)
+ {
+ out[i*4] = in[i*4];
+ out[i*4 + 1] = in[i*4 + 1];
+ out[i*4 + 2] = in[i*4 + 2];
+ out[i*4 + 3] = in[i*4 + 3];
+ }
+
+ /* check results: */
+ for (i = 0; i < N; i++)
+ {
+ if (out[i*4] != in[i*4]
+ || out[i*4 + 1] != in[i*4 + 1]
+ || out[i*4 + 2] != in[i*4 + 2]
+ || out[i*4 + 3] != in[i*4 + 3])
+ abort ();
+ }
+
+ return 0;
+}
+
+int main (void)
+{
+ unsigned short out[N*8];
+
+ check_vect ();
+
+ main1 (&in2[5]);
+ main2 (&in2[3], &out[3]);
+
+ return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 2 "vect" } } */
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect" } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */
+