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Add support for __aeabi_memclr4, clang 3.7 calls it.

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Sponsored by:	ABT Systems Ltd
This commit is contained in:
Andrew Turner 2015-07-09 20:54:38 +00:00
parent 16de9ac1b5
commit 6c50960be6
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=285337
2 changed files with 41 additions and 0 deletions
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1
sys/conf/files.arm
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@ -108,6 +108,7 @@ libkern/arm/divsi3.S standard
libkern/arm/ffs.S standard
libkern/arm/ldivmod.S standard
libkern/arm/ldivmod_helper.c standard
libkern/arm/memclr.S standard
libkern/arm/memcpy.S standard
libkern/arm/memset.S standard
libkern/arm/muldi3.c standard

40
sys/libkern/arm/memclr.S Normal file
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@ -0,0 +1,40 @@
/*
* Copyright (C) 2015 Andrew Turner
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
#include <machine/asm.h>
__FBSDID("$FreeBSD$");
/*
* This implements
* void __aeabi_memclr4(void *dest, size_t len)
* by calling:
* void bzero(dest, len)
*/
ENTRY_NP(__aeabi_memclr4)
b bzero
END(__aeabi_memclr4)