i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ and IX86_BUILTIN_HUGE_VALQ here ...

	* config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
	and IX86_BUILTIN_HUGE_VALQ here ...
	(ix86_expand_builtin): ... not here.

From-SVN: r241387

gcc/ChangeLog

+2016-10-21  Uros Bizjak  <ubizjak@gmail.com>
+
+	* config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
+	and IX86_BUILTIN_HUGE_VALQ here ...
+	(ix86_expand_builtin): ... not here.
+
 2016-10-20  Jakub Jelinek  <jakub@redhat.com>
 
 	* doc/gty.texi (for_user): Use @item next to @findex.

gcc/config/i386/i386.c

@@ -33323,6 +33323,15 @@ ix86_fold_builtin (tree fndecl, int n_args,
 	    return NULL_TREE;
 	  }
 
+	case IX86_BUILTIN_INFQ:
+	case IX86_BUILTIN_HUGE_VALQ:
+	  {
+	    tree type = TREE_TYPE (TREE_TYPE (fndecl));
+	    REAL_VALUE_TYPE inf;
+	    real_inf (&inf);
+	    return build_real (type, inf);
+	  }
+
 	default:
 	  break;
 	}
@@ -36684,24 +36693,6 @@ ix86_expand_builtin (tree exp, rtx target, rtx subtarget,
     case IX86_BUILTIN_VEC_SET_V16QI:
       return ix86_expand_vec_set_builtin (exp);
 
-    case IX86_BUILTIN_INFQ:
-    case IX86_BUILTIN_HUGE_VALQ:
-      {
-	REAL_VALUE_TYPE inf;
-	rtx tmp;
-
-	real_inf (&inf);
-	tmp = const_double_from_real_value (inf, mode);
-
-	tmp = validize_mem (force_const_mem (mode, tmp));
-
-	if (target == 0)
-	  target = gen_reg_rtx (mode);
-
-	emit_move_insn (target, tmp);
-	return target;
-      }
-
     case IX86_BUILTIN_NANQ:
     case IX86_BUILTIN_NANSQ:
       return expand_call (exp, target, ignore);