source: trunk/libs/newlib/src/libgloss/msp430/crt_bss.S @ 467

Last change on this file since 467 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 1.8 KB
Line 
1/* Copyright (c) 2012-2013 Red Hat Incorporated.
2   All rights reserved.
3
4   Redistribution and use in source and binary forms, with or without
5   modification, are permitted provided that the following conditions
6   are met:
7
8     Redistributions of source code must retain the above copyright
9     notice, this list of conditions and the following disclaimer.
10
11     Redistributions in binary form must reproduce the above copyright
12     notice, this list of conditions and the following disclaimer in the
13     documentation and/or other materials provided with the distribution.
14
15     The name of Red Hat Incorporated may not be used to endorse
16     or promote products derived from this software without specific
17     prior written permission.
18
19   This software is provided by the copyright holders and contributors
20   "AS IS" and any express or implied warranties, including, but not
21   limited to, the implied warranties of merchantability and fitness for
22   a particular purpose are disclaimed.  In no event shall Red Hat
23   incorporated be liable for any direct, indirect, incidental, special,
24   exemplary, or consequential damages (including, but not limited to,
25   procurement of substitute goods or services; loss of use, data, or
26   profits; or business interruption) however caused and on any theory of
27   liability, whether in contract, strict liability, or tort (including
28   negligence or otherwise) arising in any way out of the use of this
29   software, even if advised of the possibility of such damage.  */
30
31#include "memmodel.h"
32
33        .section ".crt_bss", "ax", @progbits
34
35        .global __crt0_init_bss
36__crt0_init_bss:       
37       
38        mov_    #__bssstart, R12
39        clr.w   R13
40        mov.w   #__bsssize, R14
41#ifdef __MSP430X_LARGE__
42        clr.w   R15             ; We assume that __bsssize is never > 64M
43#endif
44        call_   #memset
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