glibc/sysdeps/powerpc/powerpc64/power8/fpu/s_llround.S
2014-11-05 08:01:09 -05:00

49 lines
1.6 KiB
ArmAsm

/* llround function. POWER8 PowerPC64 version.
Copyright (C) 2014 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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, see
<http://www.gnu.org/licenses/>. */
#include <sysdep.h>
#include <endian.h>
#include <math_ldbl_opt.h>
#define MFVSRD_R3_V1 .long 0x7c230066 /* mfvsrd r3,vs1 */
/* long long [r3] llround (float x [fp1]) */
ENTRY (__llround)
CALL_MCOUNT 0
frin fp1,fp1 /* Round to nearest +-0.5. */
fctidz fp1,fp1 /* Convert To Integer DW round toward 0. */
MFVSRD_R3_V1
blr
END (__llround)
strong_alias (__llround, __lround)
weak_alias (__llround, llround)
weak_alias (__lround, lround)
#ifdef NO_LONG_DOUBLE
weak_alias (__llround, llroundl)
strong_alias (__llround, __llroundl)
weak_alias (__lround, lroundl)
strong_alias (__lround, __lroundl)
#endif
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
compat_symbol (libm, __llround, llroundl, GLIBC_2_1)
compat_symbol (libm, __lround, lroundl, GLIBC_2_1)
#endif