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 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26#pragma ident "%Z%%M% %I% %E% SMI" 27 28 .inline _curthread, 0 29 movl %gs:0, %eax 30 .end 31 32 .inline __curthread, 0 33 movl %gs:0, %eax 34 .end 35 36 .inline stkptr, 0 37 movl %esp, %eax 38 .end 39 40 .inline gethrtime, 0 41 movl $3, %eax 42 int $0xd2 43 .end 44 45 .inline set_lock_byte, 0 46 movl $1, %eax 47 movl (%esp), %ecx 48 xchgb %al, (%ecx) 49 .end 50 51 .inline atomic_cas_32, 0 52 movl 0(%esp), %edx 53 movl 4(%esp), %eax 54 movl 8(%esp), %ecx 55 lock 56 cmpxchgl %ecx, (%edx) 57 .end 58 59 .inline atomic_swap_32, 0 60 movl 0(%esp), %ecx 61 movl 4(%esp), %eax 62 xchgl (%ecx), %eax 63 .end 64 65 .inline atomic_inc_32, 0 66 movl 0(%esp), %eax 67 lock 68 incl (%eax) 69 .end 70 71 .inline atomic_dec_32, 0 72 movl 0(%esp), %eax 73 lock 74 decl (%eax) 75 .end 76 77 .inline atomic_and_32, 0 78 movl 0(%esp), %ecx 79 movl 4(%esp), %eax 80 lock 81 andl %eax, (%ecx) 82 .end 83 84 .inline atomic_or_32, 0 85 movl 0(%esp), %ecx 86 movl 4(%esp), %eax 87 lock 88 orl %eax, (%ecx) 89 .end 90 91 .inline ht_pause, 0 92 rep / "rep nop" is equivalent to "pause" 93 nop 94 .end 95