17c478bd9Sstevel@tonic-gate/* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*9a70fc3bSMark J. Nelson * Common Development and Distribution License (the "License"). 6*9a70fc3bSMark J. Nelson * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 21e8031f0aSraf 227c478bd9Sstevel@tonic-gate/* 23e8031f0aSraf * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 247c478bd9Sstevel@tonic-gate * Use is subject to license terms. 257c478bd9Sstevel@tonic-gate */ 267c478bd9Sstevel@tonic-gate 27*9a70fc3bSMark J. Nelson .file "abs.s" 287c478bd9Sstevel@tonic-gate 297c478bd9Sstevel@tonic-gate/ /* Assembler program to implement the following C program */ 307c478bd9Sstevel@tonic-gate/ int 317c478bd9Sstevel@tonic-gate/ abs(arg) 327c478bd9Sstevel@tonic-gate/ int arg; 337c478bd9Sstevel@tonic-gate/ { 347c478bd9Sstevel@tonic-gate/ return((arg < 0)? -arg: arg); 357c478bd9Sstevel@tonic-gate/ } 367c478bd9Sstevel@tonic-gate 377c478bd9Sstevel@tonic-gate#include "SYS.h" 387c478bd9Sstevel@tonic-gate 397c478bd9Sstevel@tonic-gate ENTRY(abs) 40e8031f0aSraf movl 4(%esp),%eax / arg < 0? 41e8031f0aSraf testl %eax,%eax 42e8031f0aSraf jns 1f 43e8031f0aSraf negl %eax / yes, return -arg 44e8031f0aSraf1: 45e8031f0aSraf ret 46e8031f0aSraf SET_SIZE(abs) 47e8031f0aSraf 487c478bd9Sstevel@tonic-gate ENTRY(labs) 497c478bd9Sstevel@tonic-gate movl 4(%esp),%eax / arg < 0? 507c478bd9Sstevel@tonic-gate testl %eax,%eax 51e8031f0aSraf jns 1f 527c478bd9Sstevel@tonic-gate negl %eax / yes, return -arg 53e8031f0aSraf1: 547c478bd9Sstevel@tonic-gate ret 557c478bd9Sstevel@tonic-gate SET_SIZE(labs) 56