altivec.md (altivec_vsumsws): Replace second vspltw with vsldoi.

gcc:

2014-02-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.md (altivec_vsumsws): Replace second
	vspltw with vsldoi.
	(reduc_uplus_v16qi): Use gen_altivec_vsumsws_direct instead of
	gen_altivec_vsumsws.

gcc/testsuite:

2014-02-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gcc.dg/vmx/vsums.c: Check entire result vector.
	* gcc.dg/vmx/vsums-be-order.c: Likewise.

From-SVN: r208021

gcc/ChangeLog

 2014-02-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 
+	* config/rs6000/altivec.md (altivec_vsumsws): Replace second
+	vspltw with vsldoi.
+	(reduc_uplus_v16qi): Use gen_altivec_vsumsws_direct instead of
+	gen_altivec_vsumsws.
+
+2014-02-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
 	* config/rs6000/altivec.md (altivec_lvxl): Rename as
 	*altivec_lvxl_<mode>_internal and use VM2 iterator instead of
 	V4SI.

gcc/config/rs6000/altivec.md

@@ -1651,7 +1651,7 @@
   if (VECTOR_ELT_ORDER_BIG)
     return "vsumsws %0,%1,%2";
   else
-    return "vspltw %3,%2,0\n\tvsumsws %3,%1,%3\n\tvspltw %0,%3,3";
+    return "vspltw %3,%2,0\n\tvsumsws %3,%1,%3\n\tvsldoi %0,%3,%3,12";
 }
   [(set_attr "type" "veccomplex")
    (set (attr "length")
@@ -2539,7 +2539,7 @@
 
   emit_insn (gen_altivec_vspltisw (vzero, const0_rtx));
   emit_insn (gen_altivec_vsum4ubs (vtmp1, operands[1], vzero));
-  emit_insn (gen_altivec_vsumsws (dest, vtmp1, vzero));
+  emit_insn (gen_altivec_vsumsws_direct (dest, vtmp1, vzero));
   DONE;
 })
 

gcc/testsuite/ChangeLog

 2014-02-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
 
+	* gcc.dg/vmx/vsums.c: Check entire result vector.
+	* gcc.dg/vmx/vsums-be-order.c: Likewise.
+
+2014-02-21  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>
+
 	* gcc.dg/vmx/ld.c: New test.
 	* gcc.dg/vmx/ld-be-order.c: New test.
 	* gcc.dg/vmx/ld-vsx.c: New test.

gcc/testsuite/gcc.dg/vmx/vsums-be-order.c

@@ -8,12 +8,13 @@ static void test()
 
 #if __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
   vector signed int vb = {128,0,0,0};
+  vector signed int evd = {136,0,0,0};
 #else
   vector signed int vb = {0,0,0,128};
+  vector signed int evd = {0,0,0,136};
 #endif
 
   vector signed int vd = vec_sums (va, vb);
-  signed int r = vec_extract (vd, 3);
 
-  check (r == 136, "sums");
+  check (vec_all_eq (vd, evd), "sums");
 }

gcc/testsuite/gcc.dg/vmx/vsums.c

@@ -4,9 +4,9 @@ static void test()
 {
   vector signed int va = {-7,11,-13,17};
   vector signed int vb = {0,0,0,128};
+  vector signed int evd = {0,0,0,136};
 
   vector signed int vd = vec_sums (va, vb);
-  signed int r = vec_extract (vd, 3);
 
-  check (r == 136, "sums");
+  check (vec_all_eq (vd, evd), "sums");
 }