From ae4b8d6a0e0dc502e3d8307474a2e5691b7434da Mon Sep 17 00:00:00 2001 From: Adhemerval Zanella Netto Date: Fri, 25 Aug 2023 13:30:58 -0300 Subject: string: Use builtins for ffs and ffsll It allows to remove a lot of arch-specific implementations. Checked on x86_64, aarch64, powerpc64. Reviewed-by: Carlos O'Donell --- sysdeps/arm/armv6t2/ffs.S | 36 ------------------------------------ 1 file changed, 36 deletions(-) delete mode 100644 sysdeps/arm/armv6t2/ffs.S (limited to 'sysdeps/arm/armv6t2/ffs.S') diff --git a/sysdeps/arm/armv6t2/ffs.S b/sysdeps/arm/armv6t2/ffs.S deleted file mode 100644 index 57df60f5f7..0000000000 --- a/sysdeps/arm/armv6t2/ffs.S +++ /dev/null @@ -1,36 +0,0 @@ -/* ffs -- find first set bit in an int, from least significant end. - Copyright (C) 2013-2024 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 - . */ - -#include - - .syntax unified - .text - -ENTRY (__ffs) - cmp r0, #0 - rbit r0, r0 - itt ne - clzne r0, r0 - addne r0, r0, #1 - bx lr -END (__ffs) - -weak_alias (__ffs, ffs) -weak_alias (__ffs, ffsl) -libc_hidden_def (__ffs) -libc_hidden_builtin_def (ffs) -- cgit 1.4.1