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/* ==== syscall.S ============================================================
* Copyright (c) 1994 Chris Provenzano, proven@mit.edu
* All rights reserved.
*
*/
#ifndef lint
.text
.asciz "$Id$";
#endif
#define _ASM
#include <sys/syscall.h>
/*
* Initial asm stuff for all functions.
*/
.text
.align 4
/* ==========================================================================
* error code for all syscalls. The error value is returned as the negative
* of the errno value.
*/
1:
sub %r0, %o0, %o0
2:
retl
nop
/* ==========================================================================
* machdep_sys_fork()
*/
.globl machdep_sys_fork;
machdep_sys_fork:;
mov SYS_fork, %g1;
ta 0;
bcs 1b;
nop;
tst %o1
bne,a __fork_parent
mov %g0, %o0
__fork_parent:;
retl
nop; /* Added by monty to keep sparc assembler happy */
/* ==========================================================================
* Berkeley socket stuff
*
* ==========================================================================
* machdep_sys_socketcall()
*/
.globl machdep_sys_socketcall;
machdep_sys_socketcall:;
mov 83, %g1;
ta 0;
bcs,a 2b;
sub %r0,%o0,%o0;
retl
nop; /* Added by monty to keep sparc assembler happy */
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