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Darwin 0.1 Mach+BSD kernel

/*
 * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
 * Reserved.  This file contains Original Code and/or Modifications of
 * Original Code as defined in and that are subject to the Apple Public
 * Source License Version 1.1 (the "License").  You may not use this file
 * except in compliance with the License.  Please obtain a copy of the
 * License at http://www.apple.com/publicsource and read it before using
 * this file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
 * License for the specific language governing rights and limitations
 * under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */

/* 
 * Mach Operating System
 * Copyright (c) 1989 Carnegie-Mellon University
 * All rights reserved.  The CMU software License Agreement specifies
 * the terms and conditions for use and redistribution.
 */


#define S_ARG0	 4(%esp)
#define S_ARG1	 8(%esp)
#define S_ARG2	12(%esp)
#define S_ARG3	16(%esp)

#define FRAME	pushl %ebp; movl %esp, %ebp
#define EMARF	leave

#define B_ARG0	 8(%ebp)
#define B_ARG1	12(%ebp)
#define B_ARG2	16(%ebp)
#define B_ARG3	20(%ebp)

#define EXT(x)		_##x
#define LBb(x,n)	n##b
#define LBf(x,n)	n##f

#define ALIGN 2
#define	LCL(x)	x

#define LB(x,n) n

#define SVC .byte 0x9a; .long 0; .word 0x7
#define String	.ascii
#define Value	.word

#define Times(a,b) (a*b)
#define Divide(a,b) (a/b)

#define INB	inb	%dx, %al
#define OUTB	outb	%al, %dx
#define INL	inl	%dx, %eax
#define OUTL	outl	%eax, %dx

#define data16	.byte 0x66
#define addr16	.byte 0x67



#ifdef GPROF
#define MCOUNT		.data; LB(x, 9): .long 0; .text; lea LBb(x, 9),%edx; call mcount
#define	ENTRY(x)	.globl EXT(x); .align ALIGN; EXT(x): ; \
			pushl %ebp; movl %esp, %ebp; MCOUNT; popl %ebp;
#define	ASENTRY(x) 	.globl x; .align ALIGN; x: ; \
			pushl %ebp; movl %esp, %ebp; MCOUNT; popl %ebp;
#else	/* GPROF */
#define MCOUNT
#define	ENTRY(x)	.globl EXT(x); .align ALIGN; EXT(x):
#define	ASENTRY(x)	.globl x; .align ALIGN; x:
#endif	/* GPROF */

#define	Entry(x)	.globl EXT(x); .align ALIGN; EXT(x):
#define	DATA(x)		.globl EXT(x); .align ALIGN; EXT(x):

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