/ SCCSID: @(#)syscall.s 3.0 4/22/86 / ////////////////////////////////////////////////////////////////////// / Copyright (c) Digital Equipment Corporation 1984, 1985, 1986. / / All Rights Reserved. / / Reference "/usr/src/COPYRIGHT" for applicable restrictions. / ////////////////////////////////////////////////////////////////////// / / Based on: @(#)syscall.s 1.3 / C library -- general system call / syscall(sysnum, r0, r1, arg1, arg2, ...) / max of 5 args (size u.u_arg in system) .globl _syscall, cerror, csv, cret _syscall: jsr r5,csv mov r5,r2 add $4,r2 mov $9f,r3 mov (r2)+,r0 bic $!177,r0 bis $104400,r0 mov r0,(r3)+ mov (r2)+,r0 mov (r2)+,r1 mov (r2)+,(r3)+ mov (r2)+,(r3)+ mov (r2)+,(r3)+ mov (r2)+,(r3)+ mov (r2)+,(r3)+ sys 0; 9f bec 1f jmp cerror 1: jmp cret .data 9: sys 0; .=.+10.