1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21/* 22 * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 .file "fpcw.s" 27 28#include <SYS.h> 29 30 ENTRY(_getcw) 31 movl 4(%esp),%eax 32 fstcw (%eax) 33 ret 34 SET_SIZE(_getcw) 35 36 ENTRY(_putcw) 37 fldcw 4(%esp) 38 ret 39 SET_SIZE(_putcw) 40 41 ENTRY(_getsw) 42 movl 4(%esp),%eax 43 fstsw (%eax) 44 ret 45 SET_SIZE(_getsw) 46 47 ENTRY(_putsw) 48 movl 4(%esp),%ecx 49 andl $0x3f,%ecx 50 jnz 1f 51 fnclex 52 ret 531: 54 fnstsw %ax 55 subl $28,%esp 56 fnstenv (%esp) 57 andw $0xffc0,%ax 58 orw %ax,%cx 59 movw %cx,4(%esp) 60 fldenv (%esp) 61 addl $28,%esp 62 ret 63 SET_SIZE(_putsw) 64 65 ENTRY(_getmxcsr) 66 movl 4(%esp),%eax 67 stmxcsr (%eax) 68 ret 69 SET_SIZE(_getmxcsr) 70 71 ENTRY(_putmxcsr) 72 ldmxcsr 4(%esp) 73 ret 74 SET_SIZE(_putmxcsr) 75