1 /*- 2 * Copyright (c) 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * the Systems Programming Group of the University of Utah Computer 7 * Science Department. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by the University of 20 * California, Berkeley and its contributors. 21 * 4. Neither the name of the University nor the names of its contributors 22 * may be used to endorse or promote products derived from this software 23 * without specific prior written permission. 24 * 25 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35 * SUCH DAMAGE. 36 * 37 * from: @(#)SYS.h 5.5 (Berkeley) 5/7/91 38 * $Id: SYS.h,v 1.3 1994/02/08 02:31:55 chopps Exp $ 39 */ 40 41 #include <sys/syscall.h> 42 #include <machine/asm.h> 43 44 #ifdef __STDC__ 45 46 #ifdef PIC 47 /* With PIC code, we can't pass the error to cerror in d0, 48 because the jump might go via the binder. */ 49 #define SYSCALL(x) .even; err: movl d0,sp@-; jra cerror; ENTRY(x); \ 50 movl \#SYS_ ## x,d0; trap \#0; jcs err 51 #else /* !PIC */ 52 #define SYSCALL(x) .even; err: jra cerror; ENTRY(x); \ 53 movl \#SYS_ ## x,d0; trap \#0; jcs err 54 #endif /* !PIC */ 55 56 #define RSYSCALL(x) SYSCALL(x); rts 57 #define PSEUDO(x,y) ENTRY(x); movl \#SYS_ ## y,d0; trap \#0; rts 58 59 #else /* !__STDC__ */ 60 61 #ifdef PIC 62 /* With PIC code, we can't pass the error to cerror in d0, 63 because the jump might go via the binder. */ 64 #define SYSCALL(x) .even; err: movl d0,sp@-; jra cerror; ENTRY(x); \ 65 movl #SYS_/**/x,d0; trap #0; jcs err 66 #else /* !PIC */ 67 #define SYSCALL(x) .even; err: jra cerror; ENTRY(x); \ 68 movl #SYS_/**/x,d0; trap #0; jcs err 69 #endif /* !PIC */ 70 71 #define RSYSCALL(x) SYSCALL(x); rts 72 #define PSEUDO(x,y) ENTRY(x); movl #SYS_/**/y,d0; trap #0; rts 73 74 #endif /* !__STDC__ */ 75 76 #define ASMSTR .asciz 77 78 .globl cerror 79