/*-
 * SPDX-License-Identifier: MIT-CMU
 *
 * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University.
 * All rights reserved.
 *
 * Author: Chris G. Demetriou
 * 
 * Permission to use, copy, modify and distribute this software and
 * its documentation is hereby granted, provided that both the copyright
 * notice and this permission notice appear in all copies of the
 * software, derivative works or modified versions, and any portions
 * thereof, and that both notices appear in supporting documentation.
 * 
 * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" 
 * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND 
 * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
 * 
 * Carnegie Mellon requests users of this software to return to
 *
 *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
 *  School of Computer Science
 *  Carnegie Mellon University
 *  Pittsburgh PA 15213-3890
 *
 * any improvements or extensions that they make and grant Carnegie the
 * rights to redistribute these changes.
 *
 *      from: NetBSD: profile.h,v 1.9 1997/04/06 08:47:37 cgd Exp
 *      from: FreeBSD: src/sys/alpha/include/profile.h,v 1.4 1999/12/29
 */

#ifndef _MACHINE_PROFILE_H_
#define _MACHINE_PROFILE_H_

#define FUNCTION_ALIGNMENT      32

typedef u_long  fptrdiff_t;

#ifdef _KERNEL

#include <machine/cpufunc.h>

#define _MCOUNT_DECL    void mcount
#define MCOUNT

#define MCOUNT_DECL(s)  register_t s;
#define MCOUNT_ENTER(s) {s = intr_disable(); }
#define MCOUNT_EXIT(s)  {intr_restore(s); }

void bintr(void);
void btrap(void);
void eintr(void);
void user(void);

#define MCOUNT_FROMPC_USER(pc)                                  \
        ((pc < (uintfptr_t)VM_MAXUSER_ADDRESS) ? (uintfptr_t)user : pc)

#define MCOUNT_FROMPC_INTR(pc)                                  \
        ((pc >= (uintfptr_t)btrap && pc < (uintfptr_t)eintr) ?  \
            ((pc >= (uintfptr_t)bintr) ? (uintfptr_t)bintr :    \
                (uintfptr_t)btrap) : ~0UL)

void    mcount(uintfptr_t frompc, uintfptr_t selfpc);

#else /* !_KERNEL */

typedef __uintfptr_t    uintfptr_t;

#define _MCOUNT_DECL    void mcount
#define MCOUNT

#endif /* _KERNEL */

#endif /* !_MACHINE_PROFILE_H_ */