Annotation of sys/arch/m68k/include/profile.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: profile.h,v 1.6 2003/06/02 23:27:48 millert Exp $ */
! 2: /* $NetBSD: profile.h,v 1.3 1995/03/26 17:08:37 briggs Exp $ */
! 3:
! 4: /*
! 5: * Copyright (c) 1992, 1993
! 6: * The Regents of the University of California. All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. Neither the name of the University nor the names of its contributors
! 17: * may be used to endorse or promote products derived from this software
! 18: * without specific prior written permission.
! 19: *
! 20: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
! 21: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 22: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 23: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
! 24: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 25: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 26: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 27: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 28: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 29: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 30: * SUCH DAMAGE.
! 31: *
! 32: * @(#)profile.h 8.1 (Berkeley) 6/10/93
! 33: */
! 34:
! 35: #define _MCOUNT_DECL static __inline void _mcount
! 36:
! 37: #define MCOUNT \
! 38: extern void mcount(void) __asm("mcount"); void mcount() { \
! 39: int selfpc, frompcindex; \
! 40: __asm("movl a6@(4),%0" : "=r" (selfpc)); \
! 41: __asm("movl a6@(0)@(4),%0" : "=r" (frompcindex)); \
! 42: _mcount(frompcindex, selfpc); \
! 43: }
! 44:
! 45: #ifdef _KERNEL
! 46: /*
! 47: * The following two macros do splhigh and splx respectively.
! 48: * They have to be defined this way because these are real
! 49: * functions on the HP, and we do not want to invoke mcount
! 50: * recursively.
! 51: */
! 52: #define MCOUNT_ENTER \
! 53: __asm("movw sr,%0" : "=g" (s)); \
! 54: __asm("movw #0x2700,sr")
! 55:
! 56: #define MCOUNT_EXIT \
! 57: __asm("movw %0,sr" : : "g" (s))
! 58: #endif /* _KERNEL */
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