ee7c998913
add isnan(3) and isinf(3) to table, replacing obsolescent infnan(3);
...
from Jon Buller in PR lib/3488.
also added some more functions to table and corrected xrefs.
1997-04-18 07:41:16 +00:00
af726e9c88
PR/3405: Krister Walfridsson: Various typos; since we compile with POSIX
...
libm, we should not xref matherr(3), and describe the errno settings.
1997-03-29 23:10:55 +00:00
f4543b19b0
force NOLINT on the Alpha, at least until we fix FP underflow/denorm handling
1996-12-19 08:03:40 +00:00
b47990743d
<machine/endian.h> -> <sys/types.h>
1996-10-13 00:05:33 +00:00
bba370bbe9
remove inclusion of <machine/endian.h>
1996-10-13 00:04:56 +00:00
1ef19c7c74
Non-IEEE assembler files wasn't handled correctly. Trouble pointed out by
...
Robin Birch, fix by Mats O Jansson/Christos Zoulas.
1996-10-12 18:32:38 +00:00
caae5cd93d
Use <machine/asm.h>
1996-08-13 17:00:28 +00:00
a9347d2469
Fix description of ceil(3). Closes pr lib/2690
1996-08-12 22:39:34 +00:00
688ff1ddf9
Correct think-o; this is an assembler source file (and the Makefile
...
expected as such).
1996-07-08 03:27:25 +00:00
ca7561ba59
Fix typo
1996-07-06 00:15:45 +00:00
7e4136b303
Add a continuation slash in the commented-out i387 section
1996-07-05 22:26:51 +00:00
9fc92b384e
Add new i387 math functions to ARCH_SRCS
1996-07-03 18:02:43 +00:00
a5e2dfa95f
use one less fp stack slot
1996-07-03 17:31:28 +00:00
0ab3a0b137
It's necessary to use 64 bit precision to avoid errors in the least
...
significant bit(s) (for some operands).
1996-07-03 17:27:34 +00:00
88420f2e4d
this simple adaptation exp() does not work
1996-07-03 17:20:16 +00:00
5f9accdf53
Assembly versions of expf(), logf(),log10f(), scalbf(), expm1() and expm1f().
1996-07-03 16:50:20 +00:00
991d9c139a
we don't need to branch
1996-06-26 14:44:05 +00:00
6f5348dbbd
Enable mc68881 version of fmod
1996-06-26 14:39:49 +00:00
3a2de776bf
add m68881 specific fmod()
1996-06-26 14:36:14 +00:00
6655b8bb1f
enable alpha-specific libm files
1996-06-26 07:38:42 +00:00
c13e010e3c
Alpha versions of copysign() and copysignf()
1996-06-26 07:29:59 +00:00
5743dc5d7a
Fix from Bruce Evans. Commited to FreeBSD earlier this month, but was
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never forwarded to me :-(.
> Clean up the FP stack before returning. The i387 exp() leaked an FP
> register on its first call. Subsequent calls reused the register so
> the leak didn't accumulate.
1996-06-25 02:07:09 +00:00
84fc678011
Use setne instead of setnel, new versions of gas balk at the bad mnemonic.
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Wrong mask was used in s_finitef.S.
1996-06-04 18:00:34 +00:00
ce67b636ad
Get the word order of doubles correct for the arm32 port.
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Note: The arm32 port is little endian except for the FP word order.
1996-05-07 20:26:07 +00:00
d9f99fc936
Removing a "volatile" put there for the ns32k which is no longer needed.
1996-04-08 15:43:41 +00:00
3bf9d01bf7
infnan(3) no longer exists.
1996-03-30 01:33:59 +00:00
ee341062c6
Changed 3m to 3. There is no 3m manpage section.
1996-03-30 01:28:55 +00:00
977400602b
Changed w_gamma.c, w_gamma_r.c, w_gammaf.c, w_gammaf_r.c to call
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__ieee754_lgamma_r or __ieee754_lgammaf_r.
Removed e_gamma.c, e_gamma_r.c, e_gammaf.c, e_gammaf_r.c, e_lgamma.c,
e_lgamma_f.c.
1995-11-20 22:06:19 +00:00
26646c7969
Setup stack-frame correctly (same as s_ilogb.S).
1995-10-22 20:32:43 +00:00
e2143cf975
Fix from Jochen Pohl, i387 version of ilogb didn't set up the stack
...
frame correctly (PR #1590 ).
1995-10-12 15:53:09 +00:00
a6a78ddeb9
Got Makefile to understand to use non-IEEE files on vax systems.
1995-10-10 23:43:31 +00:00
d76e5e0af8
Machine specific math library files for vax.
1995-10-10 23:40:21 +00:00
25d43745af
Machine independent math library files for non-IEEE architectures.
1995-10-10 23:36:31 +00:00
c1c8f42080
Changed core routines to call __ieee754_sqrt() instead of sqrt(). I
...
reported this enhancement to fdlibm-comments, and got the following
reply:
Date: Thu, 11 May 1995 14:35:25 -0700
From: Kwok.Ng@Eng.Sun.COM (KC Ng)
To: fdlibm-comments@sunpro.Eng.Sun.COM , jtc@cygnus.com
Subject: Re: fdlibm 5.2: why do core functions use sqrt?
> I noticed that core (e_*.c) fdlibm functions like __ieee754_acos()
> ensure that they call sqrt() with arguments in range (x > 0), when
> they could call __ieee754_sqrt() directly.
>
> Since sqrt() does a lot more work (verifies x is in range, etc.) is
> there any reason for this? I'd think that calling __iee754_sqrt()
> would be more appropriate. ....
You are right. __ieee754_sqrt should be in use with e_*.c.
1995-05-12 04:57:13 +00:00
9ae90685f2
Winning Strategies has placed this code in the public domain.
1995-05-11 23:03:44 +00:00
d042a3eb20
Id -> NetBSD
1995-05-10 20:44:22 +00:00
5abf82e236
Id -> NetBSD
1995-05-08 23:55:16 +00:00
0898887210
Id -> NetBSD
1995-05-08 23:44:37 +00:00
750e07c91c
i387 float version of atan2()
1995-05-08 23:35:10 +00:00
11fa45b258
Add i387 "float" functions to the makefile
1995-05-03 20:42:23 +00:00
684161edae
Added i387 remainderf and sqrtf
1995-05-03 14:47:35 +00:00
5c7208348c
Winning Strategies has placed this code into the Public Domain
1995-04-28 22:43:31 +00:00
5e5fe216ab
removed log2 from manpage, libm doesn't provide that function.
1995-04-27 18:21:43 +00:00
df8b005f6e
First cut at adding float versions of math functions to the manpages.
1995-04-14 18:39:53 +00:00
d6c3ebedb4
Fix overlooked FIXME: unsigned int -> u_int32_t.
1995-03-25 01:48:53 +00:00
fd8d17a56d
First pass at documenting "float" versions of these functions.
1995-03-04 01:36:29 +00:00
4c34be6b52
Clean up deleted files.
1995-03-01 00:00:00 +00:00
ea66efc784
Enable mc68881 versions of remainder() and scalb().
1995-02-18 01:46:41 +00:00
8961dd234b
Special case 0, as was done in s_scalbn.S.
...
I'm only doing this for consistancy --- someone really needs to measure
whether this optimization is justified.
1995-02-18 01:39:51 +00:00
324e516335
68881-assisted versions of these functions.
1995-02-18 01:24:42 +00:00
mikel