www.pudn.com > open_watcom.rar > semi.asm
;***************************************************************************** ;* ;* Open Watcom Project ;* ;* Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved. ;* ;* ======================================================================== ;* ;* This file contains Original Code and/or Modifications of Original ;* Code as defined in and that are subject to the Sybase Open Watcom ;* Public License version 1.0 (the 'License'). You may not use this file ;* except in compliance with the License. BY USING THIS FILE YOU AGREE TO ;* ALL TERMS AND CONDITIONS OF THE LICENSE. A copy of the License is ;* provided with the Original Code and Modifications, and is also ;* available at www.sybase.com/developer/opensource. ;* ;* The Original Code and all software distributed under the License are ;* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER ;* EXPRESS OR IMPLIED, AND SYBASE AND ALL CONTRIBUTORS HEREBY DISCLAIM ;* ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF ;* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR ;* NON-INFRINGEMENT. Please see the License for the specific language ;* governing rights and limitations under the License. ;* ;* ======================================================================== ;* ;* Description: WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE ;* DESCRIBE IT HERE! ;* ;***************************************************************************** // Testing semi-colon statement separator .globl factorial .text factorial: lda $sp,-0x10($sp); stq $ra,0x8($sp); stq $s0,0x0($sp); bis $zero,$a0,$s0; zapnot $s0,0xf,$a0; cmpule $a0,0x1,$a0; bne $a0,L1; br $zero,L2; L1: lda $v0,0x1($zero); br $zero,L3; L2: lda $v0,-0x1($zero); addl $s0,$v0,$v0; zapnot $v0,0xf,$a0; bsr $ra,factorial; mull $s0,$v0,$v0; L3: ldq $s0,0x0($sp); ldq $ra,0x8($sp); lda $sp,0x10($sp); ret $zero,($ra),0x1 null_stmts: ; ;