68 lines
2.7 KiB
C
68 lines
2.7 KiB
C
/* $NetBSD: profile.h,v 1.10 2000/12/07 10:14:09 kleink Exp $ */
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/*
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)profile.h 8.1 (Berkeley) 6/10/93
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*/
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#define _MCOUNT_DECL static __inline void _mcount
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#ifdef __ELF__
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#define MCOUNT_ENTRY "__mcount"
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#else
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#define MCOUNT_ENTRY "mcount"
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#endif
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#define MCOUNT \
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extern void mcount __P((void)) __asm__(MCOUNT_ENTRY); void mcount() { \
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int selfpc, frompcindex; \
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__asm__("movl %%a6@(4),%0" : "=r" (selfpc)); \
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__asm__("movl %%a6@(0)@(4),%0" : "=r" (frompcindex)); \
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_mcount(frompcindex, selfpc); \
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}
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#ifdef _KERNEL
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/*
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* The following two macros do splhigh and splx respectively.
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* They have to be defined this way because these are real
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* functions on the HP, and we do not want to invoke mcount
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* recursively.
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*/
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#define MCOUNT_ENTER \
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__asm__("movw %%sr,%0" : "=g" (s)); \
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__asm__("movw #0x2700,%%sr")
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#define MCOUNT_EXIT \
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__asm__("movw %0,%%sr" : : "g" (s))
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#endif /* _KERNEL */
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