102 lines
3.6 KiB
C
102 lines
3.6 KiB
C
/*-
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* Copyright (c) 1990 The Regents of the University of California.
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* All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* William Jolitz.
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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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* from: @(#)DEFS.h 5.1 (Berkeley) 4/23/90
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*
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* $Id: DEFS.h,v 1.2 1994/08/05 01:17:56 wollman Exp $
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*/
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#include <sys/cdefs.h>
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/*
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* CNAME and HIDENAME manage the relationship between symbol names in C
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* and the equivalent assembly language names. CNAME is given a name as
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* it would be used in a C program. It expands to the equivalent assembly
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* language name. HIDENAME is given an assembly-language name, and expands
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* to a possibly-modified form that will be invisible to C programs.
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*/
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#if defined(__ELF__) /* { */
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#define CNAME(csym) csym
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#define HIDENAME(asmsym) __CONCAT(.,asmsym)
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#else /* } { */
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#define CNAME(csym) __CONCAT(_,csym)
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#define HIDENAME(asmsym) asmsym
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#endif /* } */
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/* XXX should use align 4,0x90 for -m486. */
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#define _START_ENTRY .align 2,0x90;
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#if 0
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/* Data is not used, except perhaps by non-g prof, which we don't support. */
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#define _MID_ENTRY .data; .align 2; 8:; .long 0; \
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.text; lea 8b,%eax;
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#else
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#define _MID_ENTRY
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#endif
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#ifdef PROF
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#define ALTENTRY(x) _START_ENTRY \
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.globl CNAME(x); .type CNAME(x),@function; CNAME(x):; \
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_MID_ENTRY \
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call HIDENAME(mcount); jmp 9f
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#define ENTRY(x) _START_ENTRY \
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.globl CNAME(x); .type CNAME(x),@function; CNAME(x):; \
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_MID_ENTRY \
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call HIDENAME(mcount); 9:
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#define ALTASENTRY(x) _START_ENTRY \
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.globl x; .type x,@function; x:; \
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_MID_ENTRY \
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call HIDENAME(mcount); jmp 9f
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#define ASENTRY(x) _START_ENTRY \
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.globl x; .type x,@function; x:; \
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_MID_ENTRY \
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call HIDENAME(mcount); 9:
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#else /* !PROF */
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#define ENTRY(x) _START_ENTRY .globl CNAME(x); .type CNAME(x),@function; \
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CNAME(x):
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#define ALTENTRY(x) ENTRY(x)
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#define ASENTRY(x) _START_ENTRY .globl x; .type x,@function; x:
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#define ALTASENTRY(x) ASENTRY(x)
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#endif
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