newlib/libgloss/rs6000/simulator.S

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/*
* simulator.S -- PowerPC simulator system calls.
*
* Copyright (c) 1995, 2000, 2001 Cygnus Support
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*
* The authors hereby grant permission to use, copy, modify, distribute,
* and license this software and its documentation for any purpose, provided
* that existing copyright notices are retained in all copies and that this
* notice is included verbatim in any distributions. No written agreement,
* license, or royalty fee is required for any of the authorized uses.
* Modifications to this software may be copyrighted by their authors
* and need not follow the licensing terms described here, provided that
* the new terms are clearly indicated on the first page of each file where
* they apply.
*/
#include "ppc-asm.h"
FUNC_START(_exit)
li r0, 1
sc
/*
* Insure that the debugger tells the client that the PC is in _exit,
* not whatever function happens to follow this function.
*/
0: trap
b 0b /* we never should return, but... */
FUNC_END(_exit)
FUNC_START(read)
li r0,3
sc
bnslr+
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b FUNC_NAME(_cerror)
FUNC_END(read)
FUNC_START(write)
li r0,4
sc
bnslr+
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b FUNC_NAME(_cerror)
FUNC_END(write)
FUNC_START(open)
li r0,5
sc
bnslr+
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b FUNC_NAME(_cerror)
FUNC_END(open)
FUNC_START(close)
li r0,6
sc
bnslr+
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b FUNC_NAME(_cerror)
FUNC_END(close)
FUNC_START(brk)
li r0,17
sc
bnslr+
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b FUNC_NAME(_cerror)
FUNC_END(brk)
FUNC_START(access)
li r0,33
sc
bnslr+
b FUNC_NAME(_cerror)
FUNC_END(access)
FUNC_START(dup)
li r0,41
sc
bnslr+
b FUNC_NAME(_cerror)
FUNC_END(dup)
FUNC_START(gettimeofday)
li r0,116
sc
bns+ 0f
b FUNC_NAME(_cerror)
0: blr
FUNC_END(gettimeofday)
FUNC_START(getrusage)
li r0,117
sc
bns+ 0f
b FUNC_NAME(_cerror)
0: blr
FUNC_END(getrusage)
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FUNC_START(lseek)
li r0,199
sc
bnslr+
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b FUNC_NAME(_cerror)
FUNC_END(lseek)