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/* $OpenBSD: profile.h,v 1.6 2003/06/02 23:27:48 millert Exp $ */
/* $NetBSD: profile.h,v 1.3 1995/03/26 17:08:37 briggs Exp $ */
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* @(#)profile.h 8.1 (Berkeley) 6/10/93
*/
#define _MCOUNT_DECL static __inline void _mcount
#define MCOUNT \
extern void mcount(void) __asm("mcount"); void mcount() { \
int selfpc, frompcindex; \
__asm("movl a6@(4),%0" : "=r" (selfpc)); \
__asm("movl a6@(0)@(4),%0" : "=r" (frompcindex)); \
_mcount(frompcindex, selfpc); \
}
#ifdef _KERNEL
/*
* The following two macros do splhigh and splx respectively.
* They have to be defined this way because these are real
* functions on the HP, and we do not want to invoke mcount
* recursively.
*/
#define MCOUNT_ENTER \
__asm("movw sr,%0" : "=g" (s)); \
__asm("movw #0x2700,sr")
#define MCOUNT_EXIT \
__asm("movw %0,sr" : : "g" (s))
#endif /* _KERNEL */
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