Initial checkin of GCC 4.9.0 from trunk (r208799).

Change-Id: I48a3c08bb98542aa215912a75f03c0890e497dba

1 files changed, 111 insertions, 0 deletions

diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-33.c b/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-33.c
new file mode 100644
index 000000000..4b67d894e
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/vect/slp-33.c
@@ -0,0 +1,111 @@
+/* { dg-require-effective-target vect_int } */
+
+#include <stdarg.h>
+#include "tree-vect.h"
+
+#define N 8 
+
+int
+main1 ()
+{
+  int i;
+  unsigned int out[N*8], a0, a1, a2, a3, a4, a5, a6, a7, b1, b0, b2, b3, b4, b5, b6, b7;
+  unsigned int in[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};
+  float out2[N*8];
+
+  /* SLP with unrolling by 4.  */
+  for (i = 0; i < N; i++)
+    {
+      a0 = in[i*7] + 5;
+      a1 = in[i*7 + 1] + 6;
+      a2 = in[i*7 + 2] + 7;
+      a3 = in[i*7 + 3] + 8;
+      a4 = in[i*7 + 4] + 9;
+      a5 = in[i*7 + 5] + 10;
+      a6 = in[i*7 + 6] + 11;
+
+      b0 = a0 * 3;
+      b1 = a1 * 2;
+      b2 = a2 * 12;
+      b3 = a3 * 5;
+      b4 = a4 * 8;
+      b5 = a5 * 4;
+      b6 = a6 * 3;
+
+      out[i*7] = b0 - 2;
+      out[i*7 + 1] = b1 - 3; 
+      out[i*7 + 2] = b2 - 2;
+      out[i*7 + 3] = b3 - 1;
+      out[i*7 + 4] = b4 - 8;
+      out[i*7 + 5] = b5 - 7;
+      out[i*7 + 6] = b6 - 3;
+    }
+
+  /* check results:  */
+  for (i = 0; i < N; i++)
+    {
+      if (out[i*7] !=  (in[i*7] + 5) * 3 - 2
+         || out[i*7 + 1] != (in[i*7 + 1] + 6) * 2 - 3
+         || out[i*7 + 2] != (in[i*7 + 2] + 7) * 12 - 2
+         || out[i*7 + 3] != (in[i*7 + 3] + 8) * 5 - 1
+         || out[i*7 + 4] != (in[i*7 + 4] + 9) * 8 - 8
+         || out[i*7 + 5] != (in[i*7 + 5] + 10) * 4 - 7
+         || out[i*7 + 6] != (in[i*7 + 6] + 11) * 3 - 3)
+	abort ();
+    }
+
+  /* SLP with unrolling by 4.  */
+  for (i = 0; i < N*2; i++)
+    {
+      out[i*3] = (in[i*3] + 2) * 3;
+      out[i*3 + 1] = (in[i*3 + 1] + 2) * 7;
+      out[i*3 + 2] = (in[i*3 + 2] + 7) * 3;
+    }
+
+  /* check results:  */
+  for (i = 0; i < N*2; i++)
+    {
+      if (out[i*3] !=  (in[i*3] + 2) * 3
+         || out[i*3 + 1] != (in[i*3 + 1] + 2) * 7
+         || out[i*3 + 2] != (in[i*3 + 2] + 7) * 3)
+        abort ();
+    }
+
+  /* SLP with unrolling by 4.  */
+  for (i = 0; i < N*2; i++)
+    {
+      out2[i*3] = (float) (in[i*3] * 2 + 5) ;
+      out2[i*3 + 1] = (float) (in[i*3 + 1] * 3 + 7);
+      out2[i*3 + 2] = (float) (in[i*3 + 2] * 5 + 4);
+    }
+
+  /* check results:  */
+  for (i = 0; i < N*2; i++)
+    {
+      if (out2[i*3] !=  (float) (in[i*3] * 2 + 5)
+         || out2[i*3 + 1] != (float) (in[i*3 + 1] * 3 + 7)
+         || out2[i*3 + 2] != (float) (in[i*3 + 2] * 5 + 4))
+        abort ();
+    }
+
+
+  return 0;
+}
+
+int main (void)
+{
+  check_vect ();
+
+  main1 ();
+
+  return 0;
+}
+
+/* { dg-final { scan-tree-dump-times "vectorized 3 loops" 1 "vect"  {target {vect_uintfloat_cvt && vect_int_mult} } } } */
+/* { dg-final { scan-tree-dump-times "vectorized 2 loops" 1 "vect"  {target {{! { vect_uintfloat_cvt}} && vect_int_mult} } } } */
+/* { dg-final { scan-tree-dump-times "vectorized 0 loops" 1 "vect"  {target {{! { vect_uintfloat_cvt}} && {! {vect_int_mult}}} } } } */
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 3 "vect" {target {vect_uintfloat_cvt && vect_int_mult} } } } */
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 2 "vect"  {target {{! { vect_uintfloat_cvt}} && vect_int_mult} } } } */
+/* { dg-final { scan-tree-dump-times "vectorizing stmts using SLP" 0 "vect"  {target {{! { vect_uintfloat_cvt}} && {! {vect_int_mult}}} } } } */
+/* { dg-final { cleanup-tree-dump "vect" } } */
+