/*- * Copyright (c) 1986 The Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * Computer Consoles Inc. * * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 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. * * @(#)Aediv.c 7.1 (Berkeley) 12/6/90 */ #include "align.h" int zzz1,zzz2,zzz3,zzz4,zzz5; ediv(infop) process_info *infop; /* /* Extended precision division. /* /***************************************/ { register long Register_12; /* Has to be the first reg !! */ register long Register_11; /* remainder */ register long Register_10; /* quotient */ register long Register_9; /* divident least */ register long Register_8; /* divident most */ register long Register_7; /* divisor */ Register_7 = operand(infop, 0)->data; Register_8 = operand(infop, 1)->data; Register_9 = operand(infop, 1)->data2; Register_12=psl; Set_psl(r12); /* restore the user psl */ asm (" ediv r7,r8,r10,r11"); asm (" movpsl r12"); New_cc (Register_12); write_back (infop, Register_10, operand(infop, 2)); write_back (infop, Register_11, operand(infop, 3)); }