mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-25 04:01:10 +00:00
61 lines
1.5 KiB
ArmAsm
61 lines
1.5 KiB
ArmAsm
/* 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 (__sincosl))
|
|
ENTER
|
|
|
|
fldt 8(%rsp)
|
|
fsincos
|
|
fnstsw %ax
|
|
testl $0x400,%eax
|
|
jnz 1f
|
|
fstpt (%rsi)
|
|
fstpt (%rdi)
|
|
|
|
LEAVE
|
|
retq
|
|
|
|
1: fldpi
|
|
fadd %st(0)
|
|
fxch %st(1)
|
|
2: fprem1
|
|
fnstsw %ax
|
|
testl $0x400,%eax
|
|
jnz 2b
|
|
fstp %st(1)
|
|
fsincos
|
|
fstpt (%rsi)
|
|
fstpt (%rdi)
|
|
|
|
LEAVE
|
|
retq
|
|
END (BP_SYM (__sincosl))
|
|
weak_alias (BP_SYM (__sincosl), BP_SYM (sincosl))
|