/*- * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * William Jolitz. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * @(#)SYS.h 5.5 (Berkeley) 5/7/91 * from: FreeBSD: src/lib/libc/i386/SYS.h,v 1.20 2001/01/29 * $FreeBSD$ */ #include <sys/syscall.h> #include <machine/asm.h> #include <machine/utrap.h> #define ERROR() \ mov %o7, %g1 ; \ call HIDENAME(cerror) ; \ mov %g1, %o7 #define _SYSENTRY(x) \ ENTRY(__CONCAT(__sys_,x)) ; \ .weak CNAME(x) ; \ .type CNAME(x),@function ; \ .set CNAME(x),CNAME(__CONCAT(__sys_,x)) ; \ .weak CNAME(__CONCAT(_,x)) ; \ .type CNAME(__CONCAT(_,x)), @function ; \ .set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)) #define _SYSEND(x) \ .size CNAME(__CONCAT(__sys_,x)), . - CNAME(__CONCAT(__sys_,x)) ; \ .size CNAME(__CONCAT(_,x)), . - CNAME(__CONCAT(__sys_,x)) ; \ .size CNAME(__CONCAT(,x)), . - CNAME(__CONCAT(__sys_,x)) #define _SYSCALL(x) \ mov __CONCAT(SYS_,x), %g1 ; \ ta %xcc, ST_SYSCALL ; \ bcc,a,pt %xcc, 1f ; \ nop ; \ ERROR() ; \ 1: #define RSYSCALL(x) \ _SYSENTRY(x) ; \ _SYSCALL(x) ; \ retl ; \ nop ; \ _SYSEND(x) #define PSEUDO(x) \ ENTRY(__CONCAT(__sys_,x)) ; \ .weak CNAME(__CONCAT(_,x)) ; \ .type CNAME(__CONCAT(_,x)),@function ; \ .set CNAME(__CONCAT(_,x)),CNAME(__CONCAT(__sys_,x)) ; \ _SYSCALL(x) ; \ retl ; \ nop ; \ .size CNAME(__CONCAT(__sys_,x)), . - CNAME(__CONCAT(__sys_,x)) ; \ .size CNAME(__CONCAT(_,x)), . - CNAME(__CONCAT(__sys_,x)) |