-/*
- * 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 <arm/arch.h>
-
-#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