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asm.h revision 1.2
      1  1.2  glass /*-
      2  1.2  glass  * Copyright (c) 1990 The Regents of the University of California.
      3  1.2  glass  * All rights reserved.
      4  1.2  glass  *
      5  1.2  glass  * This version based on the old asm.h which is ifdef notdefed at the end,
      6  1.2  glass  * and jolitz's i386 asm.h mess.
      7  1.2  glass  *
      8  1.2  glass  * This code is derived from software contributed to Berkeley by
      9  1.2  glass  * William Jolitz.
     10  1.2  glass  *
     11  1.2  glass  * Redistribution and use in source and binary forms, with or without
     12  1.2  glass  * modification, are permitted provided that the following conditions
     13  1.2  glass  * are met:
     14  1.2  glass  * 1. Redistributions of source code must retain the above copyright
     15  1.2  glass  *    notice, this list of conditions and the following disclaimer.
     16  1.2  glass  * 2. Redistributions in binary form must reproduce the above copyright
     17  1.2  glass  *    notice, this list of conditions and the following disclaimer in the
     18  1.2  glass  *    documentation and/or other materials provided with the distribution.
     19  1.2  glass  * 3. All advertising materials mentioning features or use of this software
     20  1.2  glass  *    must display the following acknowledgement:
     21  1.2  glass  *	This product includes software developed by the University of
     22  1.2  glass  *	California, Berkeley and its contributors.
     23  1.2  glass  * 4. Neither the name of the University nor the names of its contributors
     24  1.2  glass  *    may be used to endorse or promote products derived from this software
     25  1.2  glass  *    without specific prior written permission.
     26  1.2  glass  *
     27  1.2  glass  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     28  1.2  glass  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     29  1.2  glass  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     30  1.2  glass  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     31  1.2  glass  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     32  1.2  glass  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     33  1.2  glass  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     34  1.2  glass  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     35  1.2  glass  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     36  1.2  glass  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     37  1.2  glass  * SUCH DAMAGE.
     38  1.2  glass  *
     39  1.2  glass  *	from: @(#)asm.h	5.5 (Berkeley) 5/7/91
     40  1.2  glass  *	asm.h,v 1.1 1993/06/16 21:42:47 mycroft Exp
     41  1.2  glass  */
     42  1.2  glass 
     43  1.2  glass #ifndef _MACHINE_ASM_H_
     44  1.2  glass #define _MACHINE_ASM_H_
     45  1.2  glass 
     46  1.2  glass /*
     47  1.2  glass  * XXX assumes that arguments are not passed in %eax
     48  1.2  glass  */
     49  1.2  glass 
     50  1.2  glass 
     51  1.2  glass #ifdef STDC
     52  1.2  glass # define _C_FUNC(x)	_ ## x
     53  1.2  glass #else
     54  1.2  glass # define _C_FUNC(x)	_/**/x
     55  1.2  glass #endif
     56  1.2  glass #define	_ASM_FUNC(x)	x
     57  1.2  glass 
     58  1.1  glass #ifdef GPROF
     59  1.2  glass # define _BEGIN_ENTRY
     60  1.2  glass # define _END_ENTRY	link a6,#0; jbsr mcount; unlk a6 ;
     61  1.2  glass # define _ENTER_FUNC(x) jra _C_FUNC(x)+12
     62  1.2  glass #else
     63  1.2  glass # define _BEGIN_ENTRY
     64  1.2  glass # define _END_ENTRY
     65  1.2  glass # define _ENTER_FUNC(x) ;
     66  1.2  glass #endif
     67  1.2  glass 
     68  1.2  glass #define _ENTRY(x)	.globl x; x:
     69  1.2  glass 
     70  1.2  glass #define	ENTRY(y)	_BEGIN_ENTRY; _ENTRY(_C_FUNC(y)); _END_ENTRY
     71  1.2  glass #define	TWOENTRY(y,z)	_BEGIN_ENTRY; _ENTRY(_C_FUNC(z)); _END_ENTRY \
     72  1.2  glass    _ENTER_FUNC(y); \
     73  1.2  glass    _ENTRY(_C_FUNC(y)); _END_ENTRY
     74  1.2  glass #define	ASENTRY(y)	_BEGIN_ENTRY; _ENTRY(_ASM_FUNC(y)); _END_ENTRY
     75  1.2  glass 
     76  1.2  glass #define	ASMSTR		.asciz
     77  1.2  glass 
     78  1.2  glass #endif /* !_MACHINE_ASM_H_ */
     79  1.2  glass 
     80  1.2  glass #ifdef  nodef
     81  1.2  glass #ifdef PROF
     82  1.1  glass #define	ENTRY(name) \
     83  1.1  glass 	.globl _/**/name; _/**/name: link a6,#0; jbsr mcount; unlk a6
     84  1.1  glass #define ALTENTRY(name, rname) \
     85  1.1  glass 	ENTRY(name); jra rname+12
     86  1.1  glass #else
     87  1.1  glass #define	ENTRY(name) \
     88  1.1  glass 	.globl _/**/name; _/**/name:
     89  1.1  glass #define ALTENTRY(name, rname) \
     90  1.1  glass 	.globl _/**/name; _/**/name:
     91  1.2  glass #endif
     92  1.1  glass #endif
     93