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Update.
2002-07-06 Andreas Jaeger <aj@suse.de> * sysdeps/x86_64/fpu/bits/mathinline.h: New. * sysdeps/x86_64/fpu/s_copysign.S: New. * sysdeps/x86_64/fpu/s_copysignf.S: New. * sysdeps/x86_64/fpu/s_copysignl.S: New. * sysdeps/x86_64/fpu/s_finitel.S: New. * sysdeps/x86_64/fpu/s_fmax.S: New. * sysdeps/x86_64/fpu/s_fmaxf.S: New. * sysdeps/x86_64/fpu/s_fmaxl.S: New. * sysdeps/x86_64/fpu/s_fmin.S: New. * sysdeps/x86_64/fpu/s_fminf.S: New. * sysdeps/x86_64/fpu/s_fminl.S: New.
This commit is contained in:
Andreas Jaeger
parent
aeb25823d8
commit
9359218f0f
14
ChangeLog
14
ChangeLog
@ -1,3 +1,17 @@
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2002-07-06 Andreas Jaeger <aj@suse.de>
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* sysdeps/x86_64/fpu/bits/mathinline.h: New.
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* sysdeps/x86_64/fpu/s_copysign.S: New.
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* sysdeps/x86_64/fpu/s_copysignf.S: New.
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* sysdeps/x86_64/fpu/s_copysignl.S: New.
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* sysdeps/x86_64/fpu/s_finitel.S: New.
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* sysdeps/x86_64/fpu/s_fmax.S: New.
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* sysdeps/x86_64/fpu/s_fmaxf.S: New.
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* sysdeps/x86_64/fpu/s_fmaxl.S: New.
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* sysdeps/x86_64/fpu/s_fmin.S: New.
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* sysdeps/x86_64/fpu/s_fminf.S: New.
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* sysdeps/x86_64/fpu/s_fminl.S: New.
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2002-06-05 Brian Youmans <3diff@gnu.org>
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* sysdeps/ia64/fpu/e_acos.S: Added text of Intel license.
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40
sysdeps/x86_64/fpu/bits/mathinline.h
Normal file
40
sysdeps/x86_64/fpu/bits/mathinline.h
Normal file
@ -0,0 +1,40 @@
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/* Inline math functions for x86-64.
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@suse.de>, 2002.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
|
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License as published by the Free Software Foundation; either
|
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version 2.1 of the License, or (at your option) any later version.
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|
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
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Lesser General Public License for more details.
|
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|
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You should have received a copy of the GNU Lesser General Public
|
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#ifndef _MATH_H
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# error "Never use <bits/mathinline.h> directly; include <math.h> instead."
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#endif
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#ifdef __cplusplus
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# define __MATH_INLINE __inline
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#else
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# define __MATH_INLINE extern __inline
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#endif
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#if defined __USE_ISOC99 && defined __GNUC__ && __GNUC__ >= 2
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/* GCC has builtins that can be used. */
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# define isgreater(x, y) __builtin_isgreater (x, y)
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# define isgreaterequal(x, y) __builtin_isgreaterequal (x, y)
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# define isless(x, y) __builtin_isless (x, y)
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# define islessequal(x, y) __builtin_islessequal (x, y)
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# define islessgreater(x, y) __builtin_islessgreater (x, y)
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# define isunordered(x, y) __builtin_isunordered (x, y)
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#endif
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52
sysdeps/x86_64/fpu/s_copysign.S
Normal file
52
sysdeps/x86_64/fpu/s_copysign.S
Normal file
@ -0,0 +1,52 @@
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/* copy sign, double version.
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@suse.de>, 2002.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
|
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License as published by the Free Software Foundation; either
|
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version 2.1 of the License, or (at your option) any later version.
|
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|
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The GNU C Library is distributed in the hope that it will be useful,
|
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
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Lesser General Public License for more details.
|
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|
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You should have received a copy of the GNU Lesser General Public
|
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License along with the GNU C Library; if not, write to the Free
|
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <machine/asm.h>
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#ifdef __ELF__
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.section .rodata
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#else
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.text
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#endif
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.align ALIGNARG(4)
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ASM_TYPE_DIRECTIVE(signmask,@object)
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signmask:
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.byte 0, 0, 0, 0, 0, 0, 0, 0x80
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.byte 0, 0, 0, 0, 0, 0, 0, 0
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othermask:
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.byte 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f
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.byte 0, 0, 0, 0, 0, 0, 0, 0
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ASM_SIZE_DIRECTIVE(othermask)
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#ifdef PIC
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#define MO(op) op##(%rip)
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#else
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#define MO(op) op
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#endif
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ENTRY(__copysign)
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andpd MO(othermask),%xmm0
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andpd MO(signmask),%xmm1
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orpd %xmm1,%xmm0
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ret
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END (__copysign)
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weak_alias (__copysign, copysign)
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37
sysdeps/x86_64/fpu/s_copysignf.S
Normal file
37
sysdeps/x86_64/fpu/s_copysignf.S
Normal file
@ -0,0 +1,37 @@
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/* copy sign, double version.
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Andreas Jaeger <aj@suse.de>, 2002.
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The GNU C Library is free software; you can redistribute it and/or
|
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modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
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version 2.1 of the License, or (at your option) any later version.
|
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|
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The GNU C Library is distributed in the hope that it will be useful,
|
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
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|
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You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <machine/asm.h>
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ENTRY(__copysignf)
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movss %xmm0,-4(%rsp)
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mov -4(%rsp,1),%edx
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movss %xmm1,-4(%rsp)
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mov -4(%rsp),%eax
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and $0x7fffffff,%edx
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and $0x80000000,%eax
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or %eax,%edx
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mov %edx,-4(%rsp)
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movss -4(%rsp),%xmm1
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movaps %xmm1,%xmm0
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retq
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END (__copysignf)
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weak_alias (__copysignf, copysignf)
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22
sysdeps/x86_64/fpu/s_copysignl.S
Normal file
22
sysdeps/x86_64/fpu/s_copysignl.S
Normal file
@ -0,0 +1,22 @@
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/*
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* Written by J.T. Conklin <jtc@netbsd.org>.
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* Changes for long double by Ulrich Drepper <drepper@cygnus.com>.
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* Adopted for x86-64 by Andreas Jaeger <aj@suse.de>.
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* Public domain.
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*/
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#include <machine/asm.h>
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RCSID("$NetBSD: $")
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ENTRY(__copysignl)
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movl 32(%rsp),%edx
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movl 16(%rsp),%eax
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andl $0x8000,%edx
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andl $0x7fff,%eax
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orl %edx,%eax
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movl %eax,16(%rsp)
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fldt 8(%rsp)
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ret
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END (__copysignl)
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weak_alias (__copysignl, copysignl)
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42
sysdeps/x86_64/fpu/s_fdiml.S
Normal file
42
sysdeps/x86_64/fpu/s_fdiml.S
Normal file
@ -0,0 +1,42 @@
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/* Compute positive difference.
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Copyright (C) 1997, 1998, 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
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|
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
|
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License as published by the Free Software Foundation; either
|
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version 2.1 of the License, or (at your option) any later version.
|
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|
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The GNU C Library is distributed in the hope that it will be useful,
|
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but WITHOUT ANY WARRANTY; without even the implied warranty of
|
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
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Lesser General Public License for more details.
|
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|
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You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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#include <sysdep.h>
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.text
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ENTRY(__fdiml)
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fldt 8(%esp) // x
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fldt 24(%esp) // x : y
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fucomi %st(1), %st
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jp 1f
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fsubrp %st, %st(1)
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fldz
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fcomi %st(1), %st
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fcmovb %st(1), %st
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jmp 2f
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1: fucomi %st(0), %st
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fcmovnu %st(1), %st
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2: fstp %st(1)
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ret
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END(__fdiml)
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weak_alias (__fdiml, fdiml)
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16
sysdeps/x86_64/fpu/s_finitel.S
Normal file
16
sysdeps/x86_64/fpu/s_finitel.S
Normal file
@ -0,0 +1,16 @@
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/*
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* Written by Joe Keane <jgk@jgk.org>.
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* Adopted for x86-64 by Andreas Jaeger <aj@suse.de>.
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*/
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#include <machine/asm.h>
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ENTRY(__finitel)
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movl 16(%rsp),%eax
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orl $0xffff8000, %eax
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incl %eax
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shrl $31, %eax
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ret
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END (__finitel)
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strong_alias(__finitel, __finitel_internal)
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weak_alias (__finitel, finitel)
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36
sysdeps/x86_64/fpu/s_fmax.S
Normal file
36
sysdeps/x86_64/fpu/s_fmax.S
Normal file
@ -0,0 +1,36 @@
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/* Compute maximum of two numbers, regarding NaN as missing argument.
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Copyright (C) 2002 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
|
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Contributed by Andreas Jaeger <aj@suse.de>, 2002.
|
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|
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The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
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#include <sysdep.h>
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.text
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ENTRY(__fmax)
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ucomisd %xmm0, %xmm1
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jp 1f // jump if unordered
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maxsd %xmm1, %xmm0
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jmp 2f
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1: ucomisd %xmm1, %xmm1 // Is xmm1 a NaN?
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jp 2f // then return xmm0
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movsd %xmm1, %xmm0 // otherwise return xmm1
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2: ret
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END(__fmax)
|
||||
weak_alias (__fmax, fmax)
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36
sysdeps/x86_64/fpu/s_fmaxf.S
Normal file
36
sysdeps/x86_64/fpu/s_fmaxf.S
Normal file
@ -0,0 +1,36 @@
|
||||
/* Compute maximum of two numbers, regarding NaN as missing argument.
|
||||
Copyright (C) 2002 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Andreas Jaeger <aj@suse.de>, 2002.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#include <sysdep.h>
|
||||
|
||||
.text
|
||||
ENTRY(__fmaxf)
|
||||
ucomiss %xmm0, %xmm1
|
||||
jp 1f // jump if unordered
|
||||
maxss %xmm1, %xmm0
|
||||
jmp 2f
|
||||
|
||||
1: ucomiss %xmm1, %xmm1 // Is xmm1 a NaN?
|
||||
jp 2f // then return xmm0
|
||||
movss %xmm1, %xmm0 // otherwise return xmm1
|
||||
|
||||
2: ret
|
||||
END(__fmaxf)
|
||||
weak_alias (__fmaxf, fmaxf)
|
||||
40
sysdeps/x86_64/fpu/s_fmaxl.S
Normal file
40
sysdeps/x86_64/fpu/s_fmaxl.S
Normal file
@ -0,0 +1,40 @@
|
||||
/* Compute maximum of two numbers, regarding NaN as missing argument.
|
||||
Copyright (C) 1997, 2002 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#include <sysdep.h>
|
||||
|
||||
.text
|
||||
ENTRY(__fmaxl)
|
||||
fldt 8(%rsp) // x
|
||||
fldt 24(%rsp) // x : y
|
||||
|
||||
fucomi %st(0), %st
|
||||
fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
|
||||
|
||||
fxch
|
||||
|
||||
fucomi %st(1), %st
|
||||
fcmovb %st(1), %st
|
||||
|
||||
fstp %st(1)
|
||||
|
||||
ret
|
||||
END(__fmaxl)
|
||||
weak_alias (__fmaxl, fmaxl)
|
||||
36
sysdeps/x86_64/fpu/s_fmin.S
Normal file
36
sysdeps/x86_64/fpu/s_fmin.S
Normal file
@ -0,0 +1,36 @@
|
||||
/* Compute minimum of two numbers, regarding NaN as missing argument.
|
||||
Copyright (C) 2002 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Andreas Jaeger <aj@suse.de>, 2002.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#include <sysdep.h>
|
||||
|
||||
.text
|
||||
ENTRY(__fmin)
|
||||
ucomisd %xmm0, %xmm1
|
||||
jp 1f // jump if unordered
|
||||
minsd %xmm1, %xmm0
|
||||
jmp 2f
|
||||
|
||||
1: ucomisd %xmm1, %xmm1 // Is xmm1 a NaN?
|
||||
jp 2f // then return xmm0
|
||||
movsd %xmm1, %xmm0 // otherwise return xmm1
|
||||
|
||||
2: ret
|
||||
END(__fmin)
|
||||
weak_alias (__fmin, fmin)
|
||||
36
sysdeps/x86_64/fpu/s_fminf.S
Normal file
36
sysdeps/x86_64/fpu/s_fminf.S
Normal file
@ -0,0 +1,36 @@
|
||||
/* Compute minimum of two numbers, regarding NaN as missing argument.
|
||||
Copyright (C) 2002 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Andreas Jaeger <aj@suse.de>, 2002.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#include <sysdep.h>
|
||||
|
||||
.text
|
||||
ENTRY(__fminf)
|
||||
ucomiss %xmm0, %xmm1
|
||||
jp 1f // jump if unordered
|
||||
minss %xmm1, %xmm0
|
||||
jmp 2f
|
||||
|
||||
1: ucomiss %xmm1, %xmm1 // Is xmm1 a NaN?
|
||||
jp 2f // then return xmm0
|
||||
movss %xmm1, %xmm0 // otherwise return xmm1
|
||||
|
||||
2: ret
|
||||
END(__fminf)
|
||||
weak_alias (__fminf, fminf)
|
||||
38
sysdeps/x86_64/fpu/s_fminl.S
Normal file
38
sysdeps/x86_64/fpu/s_fminl.S
Normal file
@ -0,0 +1,38 @@
|
||||
/* Compute minimum of two numbers, regarding NaN as missing argument.
|
||||
Copyright (C) 1997, 1998, 2002 Free Software Foundation, Inc.
|
||||
This file is part of the GNU C Library.
|
||||
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
|
||||
|
||||
The GNU C Library is free software; you can redistribute it and/or
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, write to the Free
|
||||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
||||
02111-1307 USA. */
|
||||
|
||||
#include <sysdep.h>
|
||||
|
||||
.text
|
||||
ENTRY(__fminl)
|
||||
fldt 8(%rsp) // x
|
||||
fldt 24(%rsp) // x : y
|
||||
|
||||
fucomi %st(0), %st
|
||||
fcmovu %st(1), %st // now %st contains y if not NaN, x otherwise
|
||||
|
||||
fucomi %st(1), %st
|
||||
fcmovnb %st(1), %st
|
||||
|
||||
fstp %st(1)
|
||||
|
||||
ret
|
||||
END(__fminl)
|
||||
weak_alias (__fminl, fminl)
|
||||
Loading…
Reference in New Issue
Block a user