about summary refs log tree commit diff
path: root/sysdeps/m68k/bits
diff options
context:
space:
mode:
Diffstat (limited to 'sysdeps/m68k/bits')
-rw-r--r--sysdeps/m68k/bits/mathdef.h38
1 files changed, 38 insertions, 0 deletions
diff --git a/sysdeps/m68k/bits/mathdef.h b/sysdeps/m68k/bits/mathdef.h
new file mode 100644
index 0000000000..65cf8d49f6
--- /dev/null
+++ b/sysdeps/m68k/bits/mathdef.h
@@ -0,0 +1,38 @@
+/* Copyright (C) 1997, 1998, 1999, 2000, 2004 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 Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 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
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, write to the Free
+   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
+   02111-1307 USA.  */
+
+#if !defined _MATH_H && !defined _COMPLEX_H
+# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#endif
+
+#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
+# define _MATH_H_MATHDEF	1
+
+/* The m68k FPUs evaluate all values in the 96 bit floating-point format
+   which is also available for the user as `long double'.  Therefore we
+   define: */
+typedef long double float_t;	/* `float' expressions are evaluated as
+				   `long double'.  */
+typedef long double double_t;	/* `double' expressions are evaluated as
+				   `long double'.  */
+
+/* The values returned by `ilogb' for 0 and NaN respectively.  */
+# define FP_ILOGB0	(-2147483647 - 1)
+# define FP_ILOGBNAN	(2147483647)
+
+#endif	/* ISO C99 */