Blame sysdeps/i386/fpu/s_truncf.S

Packit Service 82fcde
/* Truncate float value.
Packit Service 82fcde
   Copyright (C) 1997-2018 Free Software Foundation, Inc.
Packit Service 82fcde
   This file is part of the GNU C Library.
Packit Service 82fcde
   Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
Packit Service 82fcde
Packit Service 82fcde
   The GNU C Library is free software; you can redistribute it and/or
Packit Service 82fcde
   modify it under the terms of the GNU Lesser General Public
Packit Service 82fcde
   License as published by the Free Software Foundation; either
Packit Service 82fcde
   version 2.1 of the License, or (at your option) any later version.
Packit Service 82fcde
Packit Service 82fcde
   The GNU C Library is distributed in the hope that it will be useful,
Packit Service 82fcde
   but WITHOUT ANY WARRANTY; without even the implied warranty of
Packit Service 82fcde
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Packit Service 82fcde
   Lesser General Public License for more details.
Packit Service 82fcde
Packit Service 82fcde
   You should have received a copy of the GNU Lesser General Public
Packit Service 82fcde
   License along with the GNU C Library; if not, see
Packit Service 82fcde
   <http://www.gnu.org/licenses/>.  */
Packit Service 82fcde
Packit Service 82fcde
#include <machine/asm.h>
Packit Service 82fcde
#include <libm-alias-float.h>
Packit Service 82fcde
Packit Service 82fcde
ENTRY(__truncf)
Packit Service 82fcde
	flds	4(%esp)
Packit Service 82fcde
	subl	$32, %esp
Packit Service 82fcde
	cfi_adjust_cfa_offset (32)
Packit Service 82fcde
	fnstenv	4(%esp)
Packit Service 82fcde
	movl	$0xc00, %edx
Packit Service 82fcde
	orl	4(%esp), %edx
Packit Service 82fcde
	movl	%edx, (%esp)
Packit Service 82fcde
	fldcw	(%esp)
Packit Service 82fcde
	frndint
Packit Service 82fcde
	fldenv	4(%esp)
Packit Service 82fcde
	addl	$32, %esp
Packit Service 82fcde
	cfi_adjust_cfa_offset (-32)
Packit Service 82fcde
	ret
Packit Service 82fcde
END(__truncf)
Packit Service 82fcde
libm_alias_float (__trunc, trunc)