re PR target/80982 (gcc.target/powerpc/builtins-3-runnable.c fails starting with…

re PR target/80982 (gcc.target/powerpc/builtins-3-runnable.c fails starting with its introduction in r248846)

gcc/ChangeLog:

2017-06-07  Carl Love  <cel@us.ibm.com>

	PR target/80982
	* config/rs6000/altivec.md (double<mode>2): Fix the implementation of
	for BE.

From-SVN: r248997

gcc/ChangeLog

 2017-06-07  Carl Love  <cel@us.ibm.com>
 
+	PR target/80982
+	* config/rs6000/altivec.md (double<mode>2): Fix the implementation of
+	for BE.
+
+2017-06-07  Carl Love  <cel@us.ibm.com>
+
 	* config/rs6000/altivec.md: Fix argument swizzle in vec_doublel
 	support, Generate	doublehv for signed int/float for BE case only.
 

gcc/config/rs6000/altivec.md

@@ -3002,9 +3002,9 @@
       emit_insn (gen_vsx_xxsldwi_<mode> (rtx_tmp, operands[1],
 					 operands[1], rtx_val));
 
-      rtx_val = GEN_INT (8);
-      emit_insn (gen_vsx_xxsldwi_<mode> (rtx_tmp, rtx_tmp,
-					 operands[1],rtx_val));
+      rtx_val = GEN_INT (2);
+      emit_insn (gen_vsx_xxsldwi_<mode> (rtx_tmp, operands[1],
+					 rtx_tmp, rtx_val));
       emit_insn (gen_vsx_xvcv<VS_sxwsp>dp (operands[0], rtx_tmp));
     }
   else