Add test case that was supposed to be added in commit 255556 on 2017-12-11.

gcc/testsuite/ChangeLog:

2018-06-27  Carl Love  <cel@us.ibm.com>

Add test case that was supposed to be added in commit 255556 on 2017-12-11.

	* gcc.target/vsx-vector-abss.c: New file to test vec_abss.

From-SVN: r262196

gcc/testsuite/ChangeLog

+2018-06-27  Carl Love  <cel@us.ibm.com>
+
+Add test case that was supposed to be added in commit 255556 on 2017-12-11.
+
+	* gcc.target/vsx-vector-abss.c: New file to test vec_abss.
+
 2018-06-27 Tamar Christina  <tamar.christina@arm.com>
 
 	PR target/85769

gcc/testsuite/gcc.target/powerpc/vsx-vector-abss.c

+/* { dg-do run { target { powerpc*-*-* && lp64 } } } */
+/* { dg-skip-if "" { powerpc*-*-darwin* } } */
+/* { dg-require-effective-target vsx_hw } */
+/* { dg-options "-mvsx -O2" } */
+
+
+#include <altivec.h>
+#include <stdlib.h>
+
+#ifdef DEBUG
+#include <stdio.h>
+#endif
+
+void abort (void);
+
+static vector signed char
+vabss_char (vector signed char arg)
+{
+  return vec_abss (arg);
+}
+
+static vector signed short
+vabss_short (vector signed short arg)
+{
+  return vec_abss (arg);
+}
+
+static vector signed int
+vabss_int (vector signed int arg)
+{
+  return vec_abss (arg);
+}
+
+int
+main (int argc, char *argv[])
+{
+  int i;
+  vector signed char val_char;
+  vector signed char expected_char;
+  vector signed char result_char;
+  vector signed short val_short;
+  vector signed short expected_short;
+  vector signed short result_short;
+  vector signed int val_int;
+  vector signed int expected_int;
+  vector signed int result_int;
+
+  /* CHAR */
+  val_char = (vector signed char) {-7, 6, -5, 4, -3, 1, 0, -0, 1, -2, 3, -5, 6, -7};
+  expected_char = (vector signed char) {7, 6, 5, 4, 3, 1, 0, 0, 1, 2, 3, 5, 6, 7};
+
+  result_char = vabss_char (val_char);
+
+  for (i = 0; i< 16; i++)
+    if (result_char[i] != expected_char[i])
+#ifdef DEBUG
+      printf("ERROR: vec_abss() result_char[%d] = %d, not expected_char[%d] = %d\n",
+	      i, result_char[i], i, expected_char[i]);
+#else
+      abort ();
+#endif
+
+  /* SHORT */
+  val_short = (vector signed short) {-0, 1, -2, 3, 4, -5, 6, -7};
+  expected_short = (vector signed short) {0, 1, 2, 3, 4, 5, 6, 7};
+
+  result_short = vabss_short (val_short);
+
+  for (i = 0; i< 8; i++)
+    if (result_short[i] != expected_short[i])
+#ifdef DEBUG
+      printf("ERROR: vec_abss() result_short[%d] = %d, not expected_short[%d] = %d\n",
+	      i, result_short[i], i, expected_short[i]);
+#else
+      abort ();
+#endif
+
+  /* INT */
+  val_int = (vector signed int) {-7, 6, -5, 4};
+  expected_int = (vector signed int) {7, 6, 5, 4};
+
+  result_int = vabss_int (val_int);
+
+  for (i = 0; i< 4; i++) 
+    if (result_int[i] != expected_int[i])
+#ifdef DEBUG
+      printf("ERROR: vec_abss() result_int[%d] = %d, not expected_int[%d] = %d\n",
+	      i, result_int[i], i, expected_int[i]);
+#else
+      abort ();
+#endif
+      
+  return 0;
+}
+
+