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-rw-r--r--REORG.TODO/sysdeps/ieee754/dbl-64/wordsize-64/s_rint.c60
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diff --git a/REORG.TODO/sysdeps/ieee754/dbl-64/wordsize-64/s_rint.c b/REORG.TODO/sysdeps/ieee754/dbl-64/wordsize-64/s_rint.c
new file mode 100644
index 0000000000..87b2339d43
--- /dev/null
+++ b/REORG.TODO/sysdeps/ieee754/dbl-64/wordsize-64/s_rint.c
@@ -0,0 +1,60 @@
+/*
+ * ====================================================
+ * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
+ *
+ * Developed at SunPro, a Sun Microsystems, Inc. business.
+ * Permission to use, copy, modify, and distribute this
+ * software is freely granted, provided that this notice
+ * is preserved.
+ * ====================================================
+ */
+
+/*
+ * rint(x)
+ * Return x rounded to integral value according to the prevailing
+ * rounding mode.
+ * Method:
+ *	Using floating addition.
+ * Exception:
+ *	Inexact flag raised if x not equal to rint(x).
+ */
+
+#include <math.h>
+#include <math_private.h>
+
+static const double
+TWO52[2]={
+  4.50359962737049600000e+15, /* 0x43300000, 0x00000000 */
+ -4.50359962737049600000e+15, /* 0xC3300000, 0x00000000 */
+};
+
+double
+__rint(double x)
+{
+	int64_t i0,sx;
+	int32_t j0;
+	EXTRACT_WORDS64(i0,x);
+	sx = (i0>>63)&1;
+	j0 = ((i0>>52)&0x7ff)-0x3ff;
+	if(j0<52) {
+	    if(j0<0) {
+		double w = TWO52[sx]+x;
+		double t =  w-TWO52[sx];
+		EXTRACT_WORDS64(i0,t);
+		INSERT_WORDS64(t,(i0&UINT64_C(0x7fffffffffffffff))|(sx<<63));
+		return t;
+	    }
+	} else {
+	    if(j0==0x400) return x+x;	/* inf or NaN */
+	    else return x;		/* x is integral */
+	}
+	double w = TWO52[sx]+x;
+	return w-TWO52[sx];
+}
+#ifndef __rint
+weak_alias (__rint, rint)
+# ifdef NO_LONG_DOUBLE
+strong_alias (__rint, __rintl)
+weak_alias (__rint, rintl)
+# endif
+#endif