[thirdparty/glibc.git] / sysdeps / riscv / rv64 / rvf / s_llrintf.c

/* Round argument to nearest integral value according to current direction.
   Copyright (C) 2017-2019 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
   <https://www.gnu.org/licenses/>.  */

#include <libm-alias-float.h>
#include <stdint.h>

long long int
__llrintf (float x)
{
  int64_t res;
  asm ("fcvt.l.s %0, %1" : "=r" (res) : "f" (x));
  return res;
}

libm_alias_float (__llrint, llrint)
Commit	Line	Data
b2cb5e02	1	/* Round argument to nearest integral value according to current direction.
04277e02	2	Copyright (C) 2017-2019 Free Software Foundation, Inc.
b2cb5e02 PD	3	This file is part of the GNU C Library.
	4
	5	The GNU C Library is free software; you can redistribute it and/or
	6	modify it under the terms of the GNU Lesser General Public
	7	License as published by the Free Software Foundation; either
	8	version 2.1 of the License, or (at your option) any later version.
	9
	10	The GNU C Library is distributed in the hope that it will be useful,
	11	but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	13	Lesser General Public License for more details.
	14
	15	You should have received a copy of the GNU Lesser General Public
	16	License along with the GNU C Library. If not, see
5a82c748	17	<https://www.gnu.org/licenses/>. */
b2cb5e02 PD	18
	19	#include <libm-alias-float.h>
	20	#include <stdint.h>
	21
	22	long long int
	23	__llrintf (float x)
	24	{
	25	int64_t res;
	26	asm ("fcvt.l.s %0, %1" : "=r" (res) : "f" (x));
	27	return res;
	28	}
	29
	30	libm_alias_float (__llrint, llrint)