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NetBSD/lib/libm/arch/i387/s_log1pf.S

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Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
/*
Winning Strategies has placed this code into the Public Domain
1995-04-29 02:43:31 +04:00
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
*/
#include <machine/asm.h>
More trailing white space.
1999-07-02 19:37:33 +04:00
RCSID("$NetBSD: s_log1pf.S,v 1.5 1999/07/02 15:37:34 simonb Exp $")
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
/*
Remove lie (in a comment) about conversion between 80 bit ot 64 bit reals, since we set up the fpu to do all calculations in 64 bit mode at this time.
1994-08-26 04:20:34 +04:00
* Since the fyl2xp1 instruction has such a limited range:
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
* -(1 - (sqrt(2) / 2)) <= x <= sqrt(2) - 1
More trailing white space.
1999-07-02 19:37:33 +04:00
* it's not worth trying to use it.
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
*/
Remove lie (in a comment) about conversion between 80 bit ot 64 bit reals, since we set up the fpu to do all calculations in 64 bit mode at this time.
1994-08-26 04:20:34 +04:00
Assembly language versions of some of the "float" functions.
1994-08-19 07:56:44 +04:00
ENTRY(log1pf)
fldln2
flds 4(%esp)
fld1
faddp
fyl2x
ret