m68k specific optimized version of sincos for double.

sysdeps/m68k/fpu/s_sincos.c

@@ -0,0 +1,39 @@
+/* Copyright (C) 1997 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#define __LIBC_M81_MATH_INLINES
+#include <math.h>
+
+#ifndef FUNC
+#define FUNC sincos
+#endif
+#ifndef float_type
+#define float_type double
+#endif
+
+#define CONCATX(a,b) __CONCAT(a,b)
+
+void
+CONCATX(__,FUNC) (x, sinx, cosx)
+     float_type x, *sinx, *cosx;
+{
+  __m81_u(CONCATX(__,FUNC))(x, sinx, cosx);
+}
+
+#define weak_aliasx(a,b) weak_alias(a,b)
+weak_aliasx (CONCATX(__,FUNC), FUNC)