about summary refs log tree commit diff
path: root/sysdeps/sh/sh4/bits/mathdef.h
diff options
context:
space:
mode:
authorJakub Jelinek <jakub@redhat.com>2006-02-01 08:53:29 +0000
committerJakub Jelinek <jakub@redhat.com>2006-02-01 08:53:29 +0000
commit856d9bbc0f0e12c3801b8607dad1c2003c339240 (patch)
tree0eb1316cfb14fa7baf870edbc2b34a10261b6029 /sysdeps/sh/sh4/bits/mathdef.h
parent457f0e82a381a2ab110ad1558059aac87fb492af (diff)
downloadglibc-856d9bbc0f0e12c3801b8607dad1c2003c339240.tar.gz
glibc-856d9bbc0f0e12c3801b8607dad1c2003c339240.tar.xz
glibc-856d9bbc0f0e12c3801b8607dad1c2003c339240.zip
Updated to fedora-glibc-20060201T0846
Diffstat (limited to 'sysdeps/sh/sh4/bits/mathdef.h')
-rw-r--r--sysdeps/sh/sh4/bits/mathdef.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/sysdeps/sh/sh4/bits/mathdef.h b/sysdeps/sh/sh4/bits/mathdef.h
new file mode 100644
index 0000000000..2b8caf1943
--- /dev/null
+++ b/sysdeps/sh/sh4/bits/mathdef.h
@@ -0,0 +1,69 @@
+/* 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
+
+
+/* FIXME! This file describes properties of the compiler, not the machine;
+   it should not be part of libc!
+
+   FIXME! This file does not deal with the -fshort-double option of
+   gcc! */
+
+#if defined __USE_ISOC99 && defined _MATH_H && !defined _MATH_H_MATHDEF
+# define _MATH_H_MATHDEF	1
+
+# ifdef __GNUC__
+#  if __STDC__ == 1
+
+/* In GNU or ANSI mode, gcc leaves `float' expressions as-is.  */
+typedef float float_t;		/* `float' expressions are evaluated as
+				   `float'.  */
+typedef double double_t;	/* `double' expressions are evaluated as
+				   `double'.  */
+
+#  else
+
+/* For `gcc -traditional', `float' expressions are evaluated as `double'. */
+typedef double float_t;		/* `float' expressions are evaluated as
+				   `double'.  */
+typedef double double_t;	/* `double' expressions are evaluated as
+				   `double'.  */
+
+#  endif
+# else
+
+/* Wild guess at types for float_t and double_t. */
+typedef double float_t;
+typedef double double_t;
+
+# endif
+
+/* The values returned by `ilogb' for 0 and NaN respectively.  */
+# define FP_ILOGB0	0x80000001
+# define FP_ILOGBNAN	0x7fffffff
+
+#endif	/* ISO C99 */
+
+#ifndef __NO_LONG_DOUBLE_MATH
+/* Signal that we do not really have a `long double'.  The disables the
+   declaration of all the `long double' function variants.  */
+# define __NO_LONG_DOUBLE_MATH	1
+#endif