/* $OpenBSD: SYS.h,v 1.17 2015/04/07 01:27:06 guenther Exp $ */ /* * Copyright (c) 1998-2002 Michael Shalayeff * All rights reserved. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 MIND * 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. */ #include #include #undef _LOCORE #define _LOCORE #include #include #undef _LOCORE #define SYSENTRY(x) !\ LEAF_ENTRY(__CONCAT(_thread_sys_,x)) !\ WEAK_ALIAS(x,__CONCAT(_thread_sys_,x)) #define SYSENTRY_HIDDEN(x) !\ LEAF_ENTRY(__CONCAT(_thread_sys_,x)) #define SYSEXIT(x) !\ EXIT(__CONCAT(_thread_sys_,x)) #define SYSCALL(x) !\ stw rp, HPPA_FRAME_ERP(sr0,sp) !\ ldil L%SYSCALLGATE, r1 !\ ble 4(sr7, r1) !\ ldi __CONCAT(SYS_,x), t1 !\ .import __cerror, code !\ comb,<> r0, t1, __cerror !\ ldw HPPA_FRAME_ERP(sr0,sp), rp #define PSEUDO(x,y) !\ SYSENTRY(x) !\ SYSCALL(y) !\ bv r0(rp) !\ nop !\ SYSEXIT(x) #define PSEUDO_HIDDEN(x,y) !\ SYSENTRY_HIDDEN(x) !\ SYSCALL(y) !\ bv r0(rp) !\ nop !\ SYSEXIT(x) #define PSEUDO_NOERROR(x,y) !\ SYSENTRY(x) !\ stw rp, HPPA_FRAME_ERP(sr0,sp) !\ ldil L%SYSCALLGATE, r1 !\ ble 4(sr7, r1) !\ ldi __CONCAT(SYS_,y), t1 !\ ldw HPPA_FRAME_ERP(sr0,sp), rp !\ bv r0(rp) !\ nop !\ SYSEXIT(x) #define RSYSCALL(x) PSEUDO(x,x) #define RSYSCALL_HIDDEN(x) PSEUDO_HIDDEN(x,x)