Annotation of sys/lib/libkern/arch/m68k/SYS.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: SYS.h,v 1.3 2003/06/02 23:28:08 millert Exp $ */
2: /* $NetBSD: SYS.h,v 1.2 1994/10/26 06:39:23 cgd Exp $ */
3:
4: /*-
5: * Copyright (c) 1990 The Regents of the University of California.
6: * All rights reserved.
7: *
8: * This code is derived from software contributed to Berkeley by
9: * the Systems Programming Group of the University of Utah Computer
10: * Science Department.
11: *
12: * Redistribution and use in source and binary forms, with or without
13: * modification, are permitted provided that the following conditions
14: * are met:
15: * 1. Redistributions of source code must retain the above copyright
16: * notice, this list of conditions and the following disclaimer.
17: * 2. Redistributions in binary form must reproduce the above copyright
18: * notice, this list of conditions and the following disclaimer in the
19: * documentation and/or other materials provided with the distribution.
20: * 3. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: *
36: * @(#)SYS.h 5.5 (Berkeley) 5/7/91
37: */
38:
39: #include <sys/syscall.h>
40: #include <machine/asm.h>
41:
42: #ifdef __STDC__
43:
44: #ifdef PIC
45: /* With PIC code, we can't pass the error to cerror in d0,
46: because the jump might go via the binder. */
47: #define SYSCALL(x) .even; err: movl d0,sp@-; jra cerror; ENTRY(x); \
48: movl \#SYS_ ## x,d0; trap \#0; jcs err
49: #else /* !PIC */
50: #define SYSCALL(x) .even; err: jra cerror; ENTRY(x); \
51: movl \#SYS_ ## x,d0; trap \#0; jcs err
52: #endif /* !PIC */
53:
54: #define RSYSCALL(x) SYSCALL(x); rts
55: #define PSEUDO(x,y) ENTRY(x); movl \#SYS_ ## y,d0; trap \#0; rts
56:
57: #else /* !__STDC__ */
58:
59: #ifdef PIC
60: /* With PIC code, we can't pass the error to cerror in d0,
61: because the jump might go via the binder. */
62: #define SYSCALL(x) .even; err: movl d0,sp@-; jra cerror; ENTRY(x); \
63: movl #SYS_/**/x,d0; trap #0; jcs err
64: #else /* !PIC */
65: #define SYSCALL(x) .even; err: jra cerror; ENTRY(x); \
66: movl #SYS_/**/x,d0; trap #0; jcs err
67: #endif /* !PIC */
68:
69: #define RSYSCALL(x) SYSCALL(x); rts
70: #define PSEUDO(x,y) ENTRY(x); movl #SYS_/**/y,d0; trap #0; rts
71:
72: #endif /* !__STDC__ */
73:
74: #define ASMSTR .asciz
75:
76: .globl cerror
CVSweb