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* sysdeps/x86_64/fpu/s_sincosl.S: Use retq not ret. Remove

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alignment.
	* sysdeps/x86_64/fpu/s_sincos.S: New file.
This commit is contained in:
Ulrich Drepper 2005-07-08 22:26:24 +00:00
parent 9b8a727776
commit d075e8ba45
3 changed files with 68 additions and 4 deletions
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4
ChangeLog
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@ -1,5 +1,9 @@
2005-07-08 Ulrich Drepper <drepper@redhat.com>
* sysdeps/x86_64/fpu/s_sincosl.S: Use retq not ret. Remove
alignment.
* sysdeps/x86_64/fpu/s_sincos.S: New file.
* include/fenv.h: Add libm_hidden_proto for fesetround and
feholdexcept.
* sysdeps/alpha/fpu/feholdexcpt.c: Add libm_hidden_def.

61
sysdeps/x86_64/fpu/s_sincos.S Normal file
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@ -0,0 +1,61 @@
/* Compute sine and cosine of argument.
Copyright (C) 1997, 2000, 2001, 2005 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 <machine/asm.h>
#include "bp-sym.h"
#include "bp-asm.h"
#define PARMS LINKAGE /* no space for saved regs */
#define ANGLE PARMS
#define SINP ANGLE+12
#define COSP SINP+PTR_SIZE
.text
ENTRY (BP_SYM (__sincos))
ENTER
movsd %xmm0, -8(%rsp)
fldl -8(%rsp)
fsincos
fnstsw %ax
testl $0x400,%eax
jnz 1f
fstpl (%rsi)
fstpl (%rdi)
LEAVE
retq
1: fldpi
fadd %st(0)
fxch %st(1)
2: fprem1
fnstsw %ax
testl $0x400,%eax
jnz 2b
fstp %st(1)
fsincos
fstpl (%rsi)
fstpl (%rdi)
LEAVE
retq
END (BP_SYM (__sincos))
weak_alias (BP_SYM (__sincos), BP_SYM (sincos))

7
sysdeps/x86_64/fpu/s_sincosl.S
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@ -1,5 +1,5 @@
/* Compute sine and cosine of argument.
Copyright (C) 1997, 2000, 2001 Free Software Foundation, Inc.
Copyright (C) 1997, 2000, 2001, 2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
@ -40,9 +40,8 @@ ENTRY (BP_SYM (__sincosl))
fstpt (%rdi)
LEAVE
ret
retq
.align ALIGNARG(4)
1: fldpi
fadd %st(0)
fxch %st(1)
@ -56,6 +55,6 @@ ENTRY (BP_SYM (__sincosl))
fstpt (%rdi)
LEAVE
ret
retq
END (BP_SYM (__sincosl))
weak_alias (BP_SYM (__sincosl), BP_SYM (sincosl))