From b3b380428d844a1b856800305ea5d2d53b34378c Mon Sep 17 00:00:00 2001 From: Andreas Jaeger Date: Sun, 6 May 2001 17:03:45 +0000 Subject: 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. --- 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 | 18 ------------------ sysdeps/i386/fpu/s_atanl.c | 22 ++++++++++++++++++++++ 6 files changed, 65 insertions(+), 56 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 delete mode 100644 sysdeps/i386/fpu/s_atanl.S create mode 100644 sysdeps/i386/fpu/s_atanl.c (limited to 'sysdeps/i386') diff --git a/sysdeps/i386/fpu/e_acosl.S b/sysdeps/i386/fpu/e_acosl.S deleted file mode 100644 index d69f056556..0000000000 --- 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 0000000000..0c3e03945a --- /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 d47aae5cb5..0000000000 --- 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: $") - -ENTRY(__ieee754_sqrtl) - fldt 4(%esp) - fsqrt - ret -END (__ieee754_sqrtl) diff --git a/sysdeps/i386/fpu/e_sqrtl.c b/sysdeps/i386/fpu/e_sqrtl.c new file mode 100644 index 0000000000..85f61bb385 --- /dev/null +++ b/sysdeps/i386/fpu/e_sqrtl.c @@ -0,0 +1,18 @@ +/* + * Written by J.T. Conklin . + * Public domain. + * + * Adapted for `long double' by Ulrich Drepper . + */ + +#include + +long double +__ieee754_sqrtl (long double x) +{ + long double res; + + asm ("fsqrt" : "=t" (res) : "0" (x)); + + return res; +} diff --git a/sysdeps/i386/fpu/s_atanl.S b/sysdeps/i386/fpu/s_atanl.S deleted file mode 100644 index 8b07272764..0000000000 --- a/sysdeps/i386/fpu/s_atanl.S +++ /dev/null @@ -1,18 +0,0 @@ -/* - * Written by J.T. Conklin . - * Public domain. - * - * Adapted for `long double' by Ulrich Drepper . - */ - -#include - -RCSID("$NetBSD: $") - -ENTRY(__atanl) - fldt 4(%esp) - fld1 - fpatan - ret -END (__atanl) -weak_alias (__atanl, atanl) diff --git a/sysdeps/i386/fpu/s_atanl.c b/sysdeps/i386/fpu/s_atanl.c new file mode 100644 index 0000000000..b7dba88aad --- /dev/null +++ b/sysdeps/i386/fpu/s_atanl.c @@ -0,0 +1,22 @@ +/* + * Written by J.T. Conklin . + * Public domain. + * + * Adapted for `long double' by Ulrich Drepper . + */ + +#include + +long double +__atanl (long double x) +{ + long double res; + + asm ("fld1\n" + "fpatan" + : "=t" (res) : "0" (x)); + + return res; +} + +weak_alias (__atanl, atanl) -- cgit v1.2.3