Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 69 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-95.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-95.c
new file mode 100644
index 000000000..c03d1965d
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/vect-95.c
@@ -0,0 +1,69 @@
+/* { dg-require-effective-target vect_float } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 256
+
+__attribute__ ((noinline))
+void bar (float *pd, float *pa, float *pb, float *pc) 
+{
+  int i;
+
+  /* check results:  */
+  for (i = 0; i < N; i++)
+    {
+      if (pa[i] != (pb[i] * pc[i]))
+	abort ();
+      if (pd[i] != 5.0)
+	abort ();
+    }
+
+  return;
+}
+
+
+__attribute__ ((noinline)) int
+main1 (int n, float * __restrict__ pd, float * __restrict__ pa, float * __restrict__ pb, float * __restrict__ pc)
+{
+  int i;
+
+  for (i = 0; i < n; i++)
+    {
+      pa[i] = pb[i] * pc[i];
+      pd[i] = 5.0;
+    }
+
+  bar (pd,pa,pb,pc);
+
+  return 0;
+}
+
+int main (void)
+{
+  int i;
+  float a[N] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+  float d[N+1] __attribute__ ((__aligned__(__BIGGEST_ALIGNMENT__)));
+  float b[N] = {0,3,6,9,12,15,18,21,24,27,30,33,36,39,42,45,48,51,54,57};
+  float c[N] = {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19};
+
+  check_vect ();
+
+  main1 (N,&d[1],a,b,c);
+  main1 (N-2,&d[1],a,b,c);
+
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 1 loops" 1 "vect" } } */
+/* { dg-final { scan-tree-dump-times "Alignment of access forced using peeling" 0 "vect" { xfail {vect_element_align} } } } */
+
+/* For targets that support unaligned loads we version for the two unaligned 
+   stores and generate misaligned accesses for the loads. For targets that 
+   don't support unaligned loads we version for all four accesses.  */
+
+/* { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 2 "vect" { xfail { vect_no_align || vect_element_align} } } }  */
+/* { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 2 "vect" { xfail { vect_no_align || vect_element_align } } } } */
+/*  { dg-final { scan-tree-dump-times "Vectorizing an unaligned access" 0 "vect" { target vect_no_align } } } */
+/*  { dg-final { scan-tree-dump-times "Alignment of access forced using versioning" 4 "vect" { target vect_no_align } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */