diff options
Diffstat (limited to 'lib/libc/i386/gen')
| -rw-r--r-- | lib/libc/i386/gen/Makefile.inc | 2 | ||||
| -rw-r--r-- | lib/libc/i386/gen/isinf.c | 75 |
2 files changed, 1 insertions, 76 deletions
diff --git a/lib/libc/i386/gen/Makefile.inc b/lib/libc/i386/gen/Makefile.inc index 2761608..624ec54 100644 --- a/lib/libc/i386/gen/Makefile.inc +++ b/lib/libc/i386/gen/Makefile.inc @@ -2,5 +2,5 @@ # $FreeBSD$ SRCS+= _ctx_start.S _setjmp.S alloca.S fabs.S frexp.c \ - infinity.c isinf.c ldexp.c makecontext.c modf.S \ + infinity.c ldexp.c makecontext.c modf.S \ rfork_thread.S setjmp.S signalcontext.c sigsetjmp.S diff --git a/lib/libc/i386/gen/isinf.c b/lib/libc/i386/gen/isinf.c deleted file mode 100644 index 0d9cd86..0000000 --- a/lib/libc/i386/gen/isinf.c +++ /dev/null @@ -1,75 +0,0 @@ -/*- - * Copyright (c) 1991, 1993 - * The Regents of the University of California. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -/* For binary compat; to be removed in FreeBSD 6.0. */ - -#if defined(LIBC_SCCS) && !defined(lint) -static char sccsid[] = "@(#)isinf.c 8.1 (Berkeley) 6/4/93"; -#endif /* LIBC_SCCS and not lint */ -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/types.h> - -struct IEEEdp { - u_int manl : 32; - u_int manh : 20; - u_int exp : 11; - u_int sign : 1; -}; - -int -isnan(d) - double d; -{ - union { - double v; - struct IEEEdp s; - } u; - - u.v = d; - return (u.s.exp == 2047 && (u.s.manh || u.s.manl)); -} - -int -isinf(d) - double d; -{ - union { - double v; - struct IEEEdp s; - } u; - - u.v = d; - return (u.s.exp == 2047 && !u.s.manh && !u.s.manl); -} |
