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/* ==== syscall.S ============================================================
* Copyright (c) 1994 Chris Provenzano, proven@mit.edu
* All rights reserved.
*
*/
#include <sys/syscall.h>
#define SYSCALL(x) \
.globl _machdep_sys_##x; \
\
_machdep_sys_##x:; \
\
mov SYS_##x, %g1; \
ta 0; \
bcs,a 2b; \
sub %r0,%o0,%o0; \
retl; \
nop
/*
* 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
#define XSYSCALL(NAME) SYSCALL(NAME)
XSYSCALL(SYSCALL_NAME)
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