memclr.S

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    1 /*
    2  * Copyright (C) 2015 Andrew Turner
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  *
   14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   24  * SUCH DAMAGE.
   25  *
   26  */
   27 
   28 #include <machine/asm.h>
   29 __FBSDID("$FreeBSD: releng/11.0/sys/libkern/arm/memclr.S 288073 2015-09-21 18:35:32Z andrew $");
   30 
   31 /*
   32  * This implements
   33  *  void __aeabi_memclr4(void *dest, size_t len)
   34  * by calling:
   35  *  void bzero(dest, len)
   36  */
   37 ENTRY_NP(__aeabi_memclr4)
   38 EENTRY_NP(__aeabi_memclr8)
   39         b       bzero
   40 EEND(__aeabi_memclr8)
   41 END(__aeabi_memclr4)
   42

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FreeBSD/Linux Kernel Cross Reference sys/libkern/arm/memclr.S

FreeBSD/Linux Kernel Cross Reference
sys/libkern/arm/memclr.S