re PR tree-optimization/57186 (implement load sinking in loops)

2014-06-10  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/57186
	PR tree-optimization/59299
	* gcc.dg/tree-ssa/ssa-sink-11.c: New testcase.
	* gcc.dg/tree-ssa/ssa-sink-12.c: Likewise.

From-SVN: r211404

gcc/testsuite/ChangeLog

+2014-06-10  Richard Biener  <rguenther@suse.de>
+
+	PR tree-optimization/57186
+	PR tree-optimization/59299
+	* gcc.dg/tree-ssa/ssa-sink-11.c: New testcase.
+	* gcc.dg/tree-ssa/ssa-sink-12.c: Likewise.
+
 2014-06-10  Jakub Jelinek  <jakub@redhat.com>
 
 	PR fortran/60928

gcc/testsuite/gcc.dg/tree-ssa/ssa-sink-11.c

+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+
+#define SIZE 64
+
+int foo (int v[], int a)
+{
+  int r, i;
+
+  for (i = 0; i < SIZE; i++)
+    r = v[i] + a;
+
+  return r;
+}
+
+/* { dg-final { scan-tree-dump "MEM\\\[.* \\+ 252B\\\]" "optimized"} } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */

gcc/testsuite/gcc.dg/tree-ssa/ssa-sink-12.c

+/* { dg-do compile } */
+/* { dg-options "-O2 -fdump-tree-optimized" } */
+
+#define SIZE 64
+
+int foo (int v1[], int v2[])
+{
+  int r, i, j;
+
+  for (j = 0; j < SIZE; j++)
+    for (i = 0; i < SIZE; i++)
+      r = v1[j] + v2[i];
+
+  return r;
+}
+
+/* { dg-final { scan-tree-dump "MEM\\\[.* \\+ 252B\\\]" "optimized"} } */
+/* { dg-final { cleanup-tree-dump "optimized" } } */