11.7Schristos/* $NetBSD: pthread_md.h,v 1.7 2011/01/25 19:12:04 christos Exp $ */ 21.2Sthorpej 31.2Sthorpej/*- 41.2Sthorpej * Copyright (c) 2001 The NetBSD Foundation, Inc. 51.2Sthorpej * All rights reserved. 61.2Sthorpej * 71.2Sthorpej * This code is derived from software contributed to The NetBSD Foundation 81.2Sthorpej * by Nathan J. Williams. 91.2Sthorpej * 101.2Sthorpej * Redistribution and use in source and binary forms, with or without 111.2Sthorpej * modification, are permitted provided that the following conditions 121.2Sthorpej * are met: 131.2Sthorpej * 1. Redistributions of source code must retain the above copyright 141.2Sthorpej * notice, this list of conditions and the following disclaimer. 151.2Sthorpej * 2. Redistributions in binary form must reproduce the above copyright 161.2Sthorpej * notice, this list of conditions and the following disclaimer in the 171.2Sthorpej * documentation and/or other materials provided with the distribution. 181.2Sthorpej * 191.2Sthorpej * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 201.2Sthorpej * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 211.2Sthorpej * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 221.2Sthorpej * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 231.2Sthorpej * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 241.2Sthorpej * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 251.2Sthorpej * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 261.2Sthorpej * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 271.2Sthorpej * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 281.2Sthorpej * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 291.2Sthorpej * POSSIBILITY OF SUCH DAMAGE. 301.2Sthorpej */ 311.2Sthorpej 321.2Sthorpej#ifndef _LIB_PTHREAD_ALPHA_MD_H 331.2Sthorpej#define _LIB_PTHREAD_ALPHA_MD_H 341.2Sthorpej 351.4Sskrll#define PTHREAD__ASM_RASOPS 361.4Sskrll 371.7Schristosstatic inline unsigned long 381.2Sthorpejpthread__sp(void) 391.2Sthorpej{ 401.7Schristos unsigned long ret; 411.2Sthorpej 421.2Sthorpej __asm("mov $30, %0" : "=r" (ret)); 431.2Sthorpej 441.2Sthorpej return ret; 451.2Sthorpej} 461.2Sthorpej 471.2Sthorpej#define pthread__uc_sp(ucp) ((ucp)->uc_mcontext.__gregs[_REG_SP]) 481.2Sthorpej 491.2Sthorpej/* 501.2Sthorpej * Set initial, sane values for registers whose values aren't just 511.2Sthorpej * "don't care". 521.2Sthorpej * 0x0008 is ALPHA_PSL_USERSET from arch/alpha/include/alpha_cpu.h 531.2Sthorpej */ 541.2Sthorpej#define _INITCONTEXT_U_MD(ucp) \ 551.2Sthorpej (ucp)->uc_mcontext.__gregs[_REG_PS] = 0x0008; 561.2Sthorpej 571.2Sthorpej#endif /* _LIB_PTHREAD_ALPHA_MD_H */ 58