X-Git-Url: https://git.saurik.com/apple/libc.git/blobdiff_plain/b5d655f7532a546b54809da387f7467d128a756b..6990d062918770ee2431fb3310826c5aefbffccd:/arm/string/ffs.s diff --git a/arm/string/ffs.s b/arm/string/ffs.s index 62e492a..e69de29 100644 --- a/arm/string/ffs.s +++ b/arm/string/ffs.s @@ -1,50 +0,0 @@ -/* - * Copyright (c) 2007 Apple Inc. All rights reserved. - * - * @APPLE_LICENSE_HEADER_START@ - * - * This file contains Original Code and/or Modifications of Original Code - * as defined in and that are subject to the Apple Public Source License - * Version 2.0 (the 'License'). You may not use this file except in - * compliance with the License. Please obtain a copy of the License at - * http://www.opensource.apple.com/apsl/ and read it before using this - * file. - * - * The Original Code and all software distributed under the License are - * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER - * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, - * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. - * Please see the License for the specific language governing rights and - * limitations under the License. - * - * @APPLE_LICENSE_HEADER_END@ - */ - -#include - -#ifdef _ARM_ARCH_5 - .text - - .align 2 - .globl _ffs -_ffs: - .globl _ffsl -_ffsl: - rsb r3, r0, #0 - and r0, r0, r3 - clz r0, r0 - rsb r0, r0, #32 - bx lr - - .align 2 - .globl _fls -_fls: - .globl _flsl -_flsl: - clz r0, r0 - rsb r0, r0, #32 - bx lr -#else -#error need to define ffs for this architecture -#endif