xref: /illumos-gate/usr/src/lib/libc/amd64/genassym.c (revision bdf0047c)
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*bdf0047cSRoger A. Faulkner  * Common Development and Distribution License (the "License").
6*bdf0047cSRoger A. Faulkner  * 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  */
21*bdf0047cSRoger A. Faulkner 
227c478bd9Sstevel@tonic-gate /*
23*bdf0047cSRoger A. Faulkner  * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
247c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate  */
267c478bd9Sstevel@tonic-gate 
277c478bd9Sstevel@tonic-gate #include <stdio.h>
287c478bd9Sstevel@tonic-gate #include <stddef.h>
297c478bd9Sstevel@tonic-gate #include <signal.h>
307c478bd9Sstevel@tonic-gate #include <ucontext.h>
317c478bd9Sstevel@tonic-gate #include <sys/stack.h>
327c478bd9Sstevel@tonic-gate #include <sys/synch.h>
337c478bd9Sstevel@tonic-gate #include <sys/synch32.h>
347c478bd9Sstevel@tonic-gate #include "thr_uberdata.h"
357c478bd9Sstevel@tonic-gate 
367c478bd9Sstevel@tonic-gate /*
377c478bd9Sstevel@tonic-gate  * This file generates two values used by _lwp_mutex_unlock.s:
387c478bd9Sstevel@tonic-gate  *	a) the byte offset (in lwp_mutex_t) of the word containing the lock byte
397c478bd9Sstevel@tonic-gate  *	b) a mask to extract the waiter field from the word containing it
407c478bd9Sstevel@tonic-gate  * It also generates offsets into the ucontext_t structure, needed by the
417c478bd9Sstevel@tonic-gate  * getcontext() function, which is written in assembly, as well as offsets
427c478bd9Sstevel@tonic-gate  * into the ulwp_t (thread) structure needed by certain assembler functions.
437c478bd9Sstevel@tonic-gate  */
447c478bd9Sstevel@tonic-gate 
457c478bd9Sstevel@tonic-gate int
main(void)467c478bd9Sstevel@tonic-gate main(void)
477c478bd9Sstevel@tonic-gate {
487c478bd9Sstevel@tonic-gate 	(void) printf("#define\tMUTEX_LOCK_WORD\t0x%x\n",
497c478bd9Sstevel@tonic-gate 	    offsetof(lwp_mutex_t, mutex_lockword));
507c478bd9Sstevel@tonic-gate 	(void) printf("#define\tWAITER_MASK\t0x00ff0000\n");
517c478bd9Sstevel@tonic-gate 
527c478bd9Sstevel@tonic-gate 	(void) printf("#define\tSIG_SETMASK\t0x%x\n", SIG_SETMASK);
537c478bd9Sstevel@tonic-gate 	(void) printf("#define\tMASKSET0\t0x%x\n", MASKSET0);
547c478bd9Sstevel@tonic-gate 	(void) printf("#define\tMASKSET1\t0x%x\n", MASKSET1);
55*bdf0047cSRoger A. Faulkner 	(void) printf("#define\tMASKSET2\t0x%x\n", MASKSET2);
56*bdf0047cSRoger A. Faulkner 	(void) printf("#define\tMASKSET3\t0x%x\n", MASKSET3);
577c478bd9Sstevel@tonic-gate 	(void) printf("#define\tSIGSEGV\t0x%x\n", SIGSEGV);
587c478bd9Sstevel@tonic-gate 
597c478bd9Sstevel@tonic-gate 	(void) printf("#define\tRIP_OFF\t0x%x\n", REG_RIP * 8);
607c478bd9Sstevel@tonic-gate 	(void) printf("#define\tRAX_OFF\t0x%x\n", REG_RAX * 8);
617c478bd9Sstevel@tonic-gate 	(void) printf("#define\tRSP_OFF\t0x%x\n", REG_RSP * 8);
627c478bd9Sstevel@tonic-gate 
637c478bd9Sstevel@tonic-gate 	return (0);
647c478bd9Sstevel@tonic-gate }
65