c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_SIMD.

	* c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_SIMD.
	(init_pragma): Call cpp_register_deferred_pragma for PRAGMA_CILK_SIMD
	even when flag_preprocess_only.

	* c-c++-common/cilk-plus/PS/vectorlength-2.c: New test.
	* c-c++-common/cilk-plus/PS/vectorlength-3.c: New test.

From-SVN: r208268

gcc/c-family/ChangeLog

+2014-03-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-pragma.c (c_pp_lookup_pragma): Handle PRAGMA_CILK_SIMD.
+	(init_pragma): Call cpp_register_deferred_pragma for PRAGMA_CILK_SIMD
+	even when flag_preprocess_only.
+
 2014-02-26  Jason Merrill  <jason@redhat.com>
 
 	PR c++/59231

gcc/c-family/c-pragma.c

@@ -1221,6 +1221,13 @@ c_pp_lookup_pragma (unsigned int id, const char **space, const char **name)
 	return;
       }
 
+  if (id == PRAGMA_CILK_SIMD)
+    {
+      *space = NULL;
+      *name = "simd";
+      return;
+    }
+
   if (id >= PRAGMA_FIRST_EXTERNAL
       && (id < PRAGMA_FIRST_EXTERNAL + registered_pp_pragmas.length ()))
     {
@@ -1384,7 +1391,7 @@ init_pragma (void)
 				      omp_pragmas_simd[i].id, true, true);
     }
 
-  if (flag_cilkplus && !flag_preprocess_only)
+  if (flag_cilkplus)
     cpp_register_deferred_pragma (parse_in, NULL, "simd", PRAGMA_CILK_SIMD,
 				  true, false);
 

gcc/testsuite/ChangeLog

+2014-03-03  Jakub Jelinek  <jakub@redhat.com>
+
+	* c-c++-common/cilk-plus/PS/vectorlength-2.c: New test.
+	* c-c++-common/cilk-plus/PS/vectorlength-3.c: New test.
+
 2014-03-02  Jan Hubicka  <hubicka@ucw.cz>
 
 	PR ipa/60150

gcc/testsuite/c-c++-common/cilk-plus/PS/vectorlength-2.c

+/* { dg-do compile } */
+/* { dg-options "-O2 -fcilkplus" } */
+
+#define vl(n) vectorlength(2*n)
+void
+foo (int *a, int *b, int *c)
+{
+  int i;
+#pragma simd vl(4)
+  for (i = 0; i < 64; i++)
+    a[i] = b[i] * c[i];
+}

gcc/testsuite/c-c++-common/cilk-plus/PS/vectorlength-3.c

+/* { dg-do compile } */
+/* { dg-options "-O2 -fcilkplus -save-temps" } */
+
+#define vl(n) vectorlength(2*n)
+void
+foo (int *a, int *b, int *c)
+{
+  int i;
+#pragma simd vl(4)
+  for (i = 0; i < 64; i++)
+    a[i] = b[i] * c[i];
+}
+
+/* { dg-final { cleanup-saved-temps } } */