Blame sysdeps/alpha/alphaev67/ffsll.S

Packit 6c4009
/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
Packit 6c4009
   This file is part of the GNU C Library.
Packit 6c4009
Packit 6c4009
   The GNU C Library is free software; you can redistribute it and/or
Packit 6c4009
   modify it under the terms of the GNU Lesser General Public
Packit 6c4009
   License as published by the Free Software Foundation; either
Packit 6c4009
   version 2.1 of the License, or (at your option) any later version.
Packit 6c4009
Packit 6c4009
   The GNU C Library is distributed in the hope that it will be useful,
Packit 6c4009
   but WITHOUT ANY WARRANTY; without even the implied warranty of
Packit 6c4009
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Packit 6c4009
   Lesser General Public License for more details.
Packit 6c4009
Packit 6c4009
   You should have received a copy of the GNU Lesser General Public
Packit 6c4009
   License along with the GNU C Library.  If not, see
Packit 6c4009
   <http://www.gnu.org/licenses/>.  */
Packit 6c4009
Packit 6c4009
/* Finds the first bit set in a long.  */
Packit 6c4009
Packit 6c4009
#include <sysdep.h>
Packit 6c4009
Packit 6c4009
	.arch ev6
Packit 6c4009
	.set noreorder
Packit 6c4009
	.set noat
Packit 6c4009
Packit 6c4009
ENTRY(ffsl)
Packit 6c4009
#ifdef PROF
Packit 6c4009
	ldgp	gp, 0(pv)
Packit 6c4009
	lda	AT, _mcount
Packit 6c4009
	jsr	AT, (AT), _mcount
Packit 6c4009
	.prologue 1
Packit 6c4009
#else
Packit 6c4009
	.prologue 0
Packit 6c4009
#endif
Packit 6c4009
Packit 6c4009
	cttz	$16, $0
Packit 6c4009
	addq	$0, 1, $0
Packit 6c4009
	cmoveq	$16, 0, $0
Packit 6c4009
	ret
Packit 6c4009
Packit 6c4009
END(ffsl)
Packit 6c4009
Packit 6c4009
weak_extern (ffsl)
Packit 6c4009
weak_alias (ffsl, ffsll)