From b3b380428d844a1b856800305ea5d2d53b34378c Mon Sep 17 00:00:00 2001 From: Andreas Jaeger Date: Sun, 6 May 2001 17:03:45 +0000 Subject: [PATCH] Update. 2001-05-06 Andreas Jaeger * sysdeps/i386/fpu/e_acosl.c: New, rewrite of e_acos.S. * sysdeps/i386/fpu/s_atanl.c: New, rewrite of e_atanl.S. * sysdeps/i386/fpu/e_sqrtl.c: New, rewrite of e_sqrt.S. * sysdeps/i386/fpu/e_acosl.S: Removed. * sysdeps/i386/fpu/s_atanl.S: Removed. * sysdeps/i386/fpu/e_sqrtl.S: Removed. --- ChangeLog | 9 +++++++++ sysdeps/i386/fpu/e_acosl.S | 22 ---------------------- sysdeps/i386/fpu/e_acosl.c | 25 +++++++++++++++++++++++++ sysdeps/i386/fpu/e_sqrtl.S | 16 ---------------- sysdeps/i386/fpu/e_sqrtl.c | 18 ++++++++++++++++++ sysdeps/i386/fpu/{s_atanl.S => s_atanl.c} | 20 ++++++++++++-------- 6 files changed, 64 insertions(+), 46 deletions(-) delete mode 100644 sysdeps/i386/fpu/e_acosl.S create mode 100644 sysdeps/i386/fpu/e_acosl.c delete mode 100644 sysdeps/i386/fpu/e_sqrtl.S create mode 100644 sysdeps/i386/fpu/e_sqrtl.c rename sysdeps/i386/fpu/{s_atanl.S => s_atanl.c} (51%) diff --git a/ChangeLog b/ChangeLog index ba21e2c..1dce8ec 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,12 @@ +2001-05-06 Andreas Jaeger + + * sysdeps/i386/fpu/e_acosl.c: New, rewrite of e_acos.S. + * sysdeps/i386/fpu/s_atanl.c: New, rewrite of e_atanl.S. + * sysdeps/i386/fpu/e_sqrtl.c: New, rewrite of e_sqrt.S. + * sysdeps/i386/fpu/e_acosl.S: Removed. + * sysdeps/i386/fpu/s_atanl.S: Removed. + * sysdeps/i386/fpu/e_sqrtl.S: Removed. + 2001-05-05 Mark Kettenis * sysdeps/mach/hurd/bits/environments.h: Add comment from diff --git a/sysdeps/i386/fpu/e_acosl.S b/sysdeps/i386/fpu/e_acosl.S deleted file mode 100644 index d69f056..0000000 --- a/sysdeps/i386/fpu/e_acosl.S +++ /dev/null @@ -1,22 +0,0 @@ -/* - * Written by J.T. Conklin . - * Public domain. - * - * Adapted for `long double' by Ulrich Drepper . - */ - -#include - - -/* acosl = atanl (sqrtl(1 - x^2) / x) */ -ENTRY(__ieee754_acosl) - fldt 4(%esp) /* x */ - fld %st - fmul %st(0) /* x^2 */ - fld1 - fsubp /* 1 - x^2 */ - fsqrt /* sqrtl (1 - x^2) */ - fxch %st(1) - fpatan - ret -END (__ieee754_acosl) diff --git a/sysdeps/i386/fpu/e_acosl.c b/sysdeps/i386/fpu/e_acosl.c new file mode 100644 index 0000000..0c3e039 --- /dev/null +++ b/sysdeps/i386/fpu/e_acosl.c @@ -0,0 +1,25 @@ +/* + * Written by J.T. Conklin . + * Public domain. + * + * Adapted for `long double' by Ulrich Drepper . + */ + +#include + +long double +__ieee754_acosl (long double x) +{ + long double res; + + /* acosl = atanl (sqrtl(1 - x^2) / x) */ + asm ( "fld %%st\n" + "fmul %%st(0)\n" /* x^2 */ + "fld1\n" + "fsubp\n" /* 1 - x^2 */ + "fsqrt\n" /* sqrtl (1 - x^2) */ + "fxch %%st(1)\n" + "fpatan" + : "=t" (res) : "0" (x) : "st(1)"); + return res; +} diff --git a/sysdeps/i386/fpu/e_sqrtl.S b/sysdeps/i386/fpu/e_sqrtl.S deleted file mode 100644 index d47aae5..0000000 --- a/sysdeps/i386/fpu/e_sqrtl.S +++ /dev/null @@ -1,16 +0,0 @@ -/* - * Written by J.T. Conklin . - * Public domain. - * - * Adapted for `long double' by Ulrich Drepper . - */ - -#include - -RCSID("$NetBSD: $") - -ENTRY(__ieee754_sqrtl) - fldt 4(%esp) - fsqrt - ret -END (__ieee754_sqrtl) diff --git a/sysdeps/i386/fpu/e_sqrtl.c b/sysdeps/i386/fpu/e_sqrtl.c new file mode 100644 index 0000000..85f61bb --- /dev/null +++ b/sysdeps/i386/fpu/e_sqrtl.c @@ -0,0 +1,18 @@ +/* + * Written by J.T. Conklin . + * Public domain. + * + * Adapted for `long double' by Ulrich Drepper . + */ + +#include + +long double +__ieee754_sqrtl (long double x) +{ + long double res; + + asm ("fsqrt" : "=t" (res) : "0" (x)); + + return res; +} diff --git a/sysdeps/i386/fpu/s_atanl.S b/sysdeps/i386/fpu/s_atanl.c similarity index 51% rename from sysdeps/i386/fpu/s_atanl.S rename to sysdeps/i386/fpu/s_atanl.c index 8b07272..b7dba88 100644 --- a/sysdeps/i386/fpu/s_atanl.S +++ b/sysdeps/i386/fpu/s_atanl.c @@ -5,14 +5,18 @@ * Adapted for `long double' by Ulrich Drepper . */ -#include +#include -RCSID("$NetBSD: $") +long double +__atanl (long double x) +{ + long double res; + + asm ("fld1\n" + "fpatan" + : "=t" (res) : "0" (x)); + + return res; +} -ENTRY(__atanl) - fldt 4(%esp) - fld1 - fpatan - ret -END (__atanl) weak_alias (__atanl, atanl) -- 2.7.4