10Sstevel@tonic-gate/* 20Sstevel@tonic-gate * CDDL HEADER START 30Sstevel@tonic-gate * 40Sstevel@tonic-gate * The contents of this file are subject to the terms of the 56812Sraf * Common Development and Distribution License (the "License"). 66812Sraf * You may not use this file except in compliance with the License. 70Sstevel@tonic-gate * 80Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 90Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 100Sstevel@tonic-gate * See the License for the specific language governing permissions 110Sstevel@tonic-gate * and limitations under the License. 120Sstevel@tonic-gate * 130Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 140Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 150Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 160Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 170Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 180Sstevel@tonic-gate * 190Sstevel@tonic-gate * CDDL HEADER END 200Sstevel@tonic-gate */ 216812Sraf 220Sstevel@tonic-gate/* 236812Sraf * Copyright 2008 Sun Microsystems, Inc. All rights reserved. 240Sstevel@tonic-gate * Use is subject to license terms. 250Sstevel@tonic-gate */ 260Sstevel@tonic-gate 27*7298SMark.J.Nelson@Sun.COM .file "wslen.s" 280Sstevel@tonic-gate 290Sstevel@tonic-gate/* 300Sstevel@tonic-gate * Wide character wcslen() implementation 310Sstevel@tonic-gate * 320Sstevel@tonic-gate * size_t 336812Sraf * wcslen(const wchar_t *s) 340Sstevel@tonic-gate *{ 350Sstevel@tonic-gate * const wchar_t *s0 = s + 1; 360Sstevel@tonic-gate * while (*s++) 370Sstevel@tonic-gate * ; 380Sstevel@tonic-gate * return (s - s0); 390Sstevel@tonic-gate *} 400Sstevel@tonic-gate */ 410Sstevel@tonic-gate 426812Sraf#include "SYS.h" 430Sstevel@tonic-gate 440Sstevel@tonic-gate ANSI_PRAGMA_WEAK(wcslen,function) 450Sstevel@tonic-gate ANSI_PRAGMA_WEAK(wslen,function) 460Sstevel@tonic-gate 476812Sraf ENTRY(wcslen) 480Sstevel@tonic-gate movl 4(%esp),%edx 490Sstevel@tonic-gate xorl %eax,%eax 500Sstevel@tonic-gate 510Sstevel@tonic-gate .align 8 520Sstevel@tonic-gate.loop: 530Sstevel@tonic-gate cmpl $0,(%edx) 540Sstevel@tonic-gate je .out0 550Sstevel@tonic-gate cmpl $0,4(%edx) 560Sstevel@tonic-gate je .out1 570Sstevel@tonic-gate cmpl $0,8(%edx) 580Sstevel@tonic-gate je .out2 590Sstevel@tonic-gate cmpl $0,12(%edx) 600Sstevel@tonic-gate je .out3 610Sstevel@tonic-gate addl $4,%eax 620Sstevel@tonic-gate addl $16,%edx 630Sstevel@tonic-gate jmp .loop 640Sstevel@tonic-gate 650Sstevel@tonic-gate .align 4 660Sstevel@tonic-gate.out1: 670Sstevel@tonic-gate incl %eax 680Sstevel@tonic-gate.out0: 690Sstevel@tonic-gate ret 700Sstevel@tonic-gate 710Sstevel@tonic-gate .align 4 720Sstevel@tonic-gate.out2: 730Sstevel@tonic-gate add $2,%eax 740Sstevel@tonic-gate ret 750Sstevel@tonic-gate 760Sstevel@tonic-gate .align 4 770Sstevel@tonic-gate.out3: 780Sstevel@tonic-gate add $3, %eax 790Sstevel@tonic-gate ret 806812Sraf SET_SIZE(wcslen) 810Sstevel@tonic-gate 826812Sraf ENTRY(wslen) 830Sstevel@tonic-gate _prologue_ 840Sstevel@tonic-gate movl _esp_(8),%eax 850Sstevel@tonic-gate movl _esp_(4),%edx 860Sstevel@tonic-gate pushl %eax 870Sstevel@tonic-gate pushl %edx 886812Sraf call _fref_(wcslen) 890Sstevel@tonic-gate addl $8,%esp 900Sstevel@tonic-gate _epilogue_ 910Sstevel@tonic-gate ret 926812Sraf SET_SIZE(wslen) 93