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45 lines
1.1 KiB
ArmAsm
45 lines
1.1 KiB
ArmAsm
/* Copyright (C) 2000-2017 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library. If not, see
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<http://www.gnu.org/licenses/>. */
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/* Finds the first bit set in a long. */
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#include <sysdep.h>
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.arch ev6
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.set noreorder
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.set noat
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ENTRY(ffsl)
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#ifdef PROF
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ldgp gp, 0(pv)
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lda AT, _mcount
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jsr AT, (AT), _mcount
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.prologue 1
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#else
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.prologue 0
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#endif
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cttz $16, $0
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addq $0, 1, $0
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cmoveq $16, 0, $0
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ret
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END(ffsl)
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weak_extern (ffsl)
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weak_alias (ffsl, ffsll)
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