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[/] [openrisc/] [trunk/] [gnu-old/] [newlib-1.17.0/] [libgloss/] [m68k/] [simulator.S] - Blame information for rev 148

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Line No. Rev Author Line
1 148 jeremybenn
/*
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 * simulator.S -- m68k simulator system calls.
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 *
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 * Copyright (c) 1995, 2001 Cygnus Support
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 *
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 * The authors hereby grant permission to use, copy, modify, distribute,
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 * and license this software and its documentation for any purpose, provided
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 * that existing copyright notices are retained in all copies and that this
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 * notice is included verbatim in any distributions. No written agreement,
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 * license, or royalty fee is required for any of the authorized uses.
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 * Modifications to this software may be copyrighted by their authors
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 * and need not follow the licensing terms described here, provided that
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 * the new terms are clearly indicated on the first page of each file where
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 * they apply.
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 */
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#include "asm.h"
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#define SYSCALL(x) .word 0x4afc, x
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#define FUNC_START(x) .globl x; x:
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#define FUNC_END(x)
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#define FUNC_NAME(x) SYM(x)
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FUNC_START(_exit)
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        SYSCALL(1)
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/*
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 * Insure that the debugger tells the client that the PC is in _exit,
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 * not whatever function happens to follow this function.
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 */
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0:      nop
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        jmp     0b                      /* we never should return, but... */
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FUNC_END(_exit)
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FUNC_START(read)
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        SYSCALL(3)
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        bcs     FUNC_NAME(_cerror)
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        rts
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FUNC_END(read)
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FUNC_START(write)
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        SYSCALL(4)
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        bcs     FUNC_NAME(_cerror)
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        rts
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FUNC_END(write)
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FUNC_START(open)
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        SYSCALL(5)
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        bcs     FUNC_NAME(_cerror)
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        rts
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FUNC_END(open)
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FUNC_START(close)
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        SYSCALL(6)
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        bcs     FUNC_NAME(_cerror)
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        rts
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FUNC_END(close)
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FUNC_START(brk)
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        SYSCALL(17)
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        bcs     FUNC_NAME(_cerror)
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        rts
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FUNC_END(brk)
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FUNC_START(lseek)
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        SYSCALL(199)
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        bcs     FUNC_NAME(_cerror)
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        rts
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FUNC_END(lseek)
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FUNC_START(fstat)
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        SYSCALL(28)
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        bcs     FUNC_NAME(_cerror)
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        rts
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FUNC_END(lseek)
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FUNC_START(isatty)
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        SYSCALL(29)
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        bcs     FUNC_NAME(_cerror)
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        rts
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FUNC_END(isatty)

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