fold-vec-splat-8.c: Add vspltisb to expected output.

[testsuite]
2017-11-29  Will Schmidt  <will_schmidt@vnet.ibm.com>

    * gcc.target/powerpc/fold-vec-splat-8.c: Add vspltisb to expected output.
    * gcc.target/powerpc/fold-vec-splats-int.c: Add mtvsrws to expected output.
    * gcc.target/powerpc/fold-vec-splats-longlong.c: Add mtvsrdd to expected output.

From-SVN: r255251

gcc/testsuite/ChangeLog

+2017-11-29  Will Schmidt  <will_schmidt@vnet.ibm.com>
+
+	* gcc.target/powerpc/fold-vec-splat-8.c: Add vspltisb to expected
+	output.
+	* gcc.target/powerpc/fold-vec-splats-int.c: Add mtvsrws to expected
+	output.
+	* gcc.target/powerpc/fold-vec-splats-longlong.c: Add mtvsrdd to
+	expected output.
+
 2017-11-29  Julia Koval  <julia.koval@intel.com>
 
 	* gcc.target/i386/avx512f-vpshldv-1.c: New test.

gcc/testsuite/gcc.target/powerpc/fold-vec-splat-8.c

@@ -43,4 +43,4 @@ testuc_3 ()
   return vec_splat_u8 (15);
 }
 
-/* { dg-final { scan-assembler-times "vspltisb" 6 } } */
+/* { dg-final { scan-assembler-times "xxspltib|vspltisb" 6 } } */

gcc/testsuite/gcc.target/powerpc/fold-vec-splats-int.c

@@ -19,4 +19,4 @@ test3u (unsigned int x)
   return vec_splats (x);
 }
 
-/* { dg-final { scan-assembler-times {\mvspltw\M|\mxxspltw\M} 2 } } */
+/* { dg-final { scan-assembler-times {\mvspltw\M|\mxxspltw\M|\mmtvsrws\M} 2 } } */

gcc/testsuite/gcc.target/powerpc/fold-vec-splats-longlong.c

@@ -19,4 +19,4 @@ test3u (unsigned long long x)
   return vec_splats (x);
 }
 
-/* { dg-final { scan-assembler-times "xxpermdi" 2 } } */
+/* { dg-final { scan-assembler-times "xxpermdi|mtvsrdd" 2 } } */