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Annotation of kernel/machdep/i386/asm.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
                      7:  * Reserved.  This file contains Original Code and/or Modifications of
                      8:  * Original Code as defined in and that are subject to the Apple Public
                      9:  * Source License Version 1.1 (the "License").  You may not use this file
                     10:  * except in compliance with the License.  Please obtain a copy of the
                     11:  * License at http://www.apple.com/publicsource and read it before using
                     12:  * this file.
                     13:  * 
                     14:  * The Original Code and all software distributed under the License are
                     15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     19:  * License for the specific language governing rights and limitations
                     20:  * under the License.
                     21:  * 
                     22:  * @APPLE_LICENSE_HEADER_END@
                     23:  */
                     24: 
                     25: /* 
                     26:  * Mach Operating System
                     27:  * Copyright (c) 1989 Carnegie-Mellon University
                     28:  * All rights reserved.  The CMU software License Agreement specifies
                     29:  * the terms and conditions for use and redistribution.
                     30:  */
                     31: 
                     32: 
                     33: #define S_ARG0  4(%esp)
                     34: #define S_ARG1  8(%esp)
                     35: #define S_ARG2 12(%esp)
                     36: #define S_ARG3 16(%esp)
                     37: 
                     38: #define FRAME  pushl %ebp; movl %esp, %ebp
                     39: #define EMARF  leave
                     40: 
                     41: #define B_ARG0  8(%ebp)
                     42: #define B_ARG1 12(%ebp)
                     43: #define B_ARG2 16(%ebp)
                     44: #define B_ARG3 20(%ebp)
                     45: 
                     46: #define EXT(x)         _##x
                     47: #define LBb(x,n)       n##b
                     48: #define LBf(x,n)       n##f
                     49: 
                     50: #define ALIGN 2
                     51: #define        LCL(x)  x
                     52: 
                     53: #define LB(x,n) n
                     54: 
                     55: #define SVC .byte 0x9a; .long 0; .word 0x7
                     56: #define String .ascii
                     57: #define Value  .word
                     58: 
                     59: #define Times(a,b) (a*b)
                     60: #define Divide(a,b) (a/b)
                     61: 
                     62: #define INB    inb     %dx, %al
                     63: #define OUTB   outb    %al, %dx
                     64: #define INL    inl     %dx, %eax
                     65: #define OUTL   outl    %eax, %dx
                     66: 
                     67: #define data16 .byte 0x66
                     68: #define addr16 .byte 0x67
                     69: 
                     70: 
                     71: 
                     72: #ifdef GPROF
                     73: #define MCOUNT         .data; LB(x, 9): .long 0; .text; lea LBb(x, 9),%edx; call mcount
                     74: #define        ENTRY(x)        .globl EXT(x); .align ALIGN; EXT(x): ; \
                     75:                        pushl %ebp; movl %esp, %ebp; MCOUNT; popl %ebp;
                     76: #define        ASENTRY(x)      .globl x; .align ALIGN; x: ; \
                     77:                        pushl %ebp; movl %esp, %ebp; MCOUNT; popl %ebp;
                     78: #else  /* GPROF */
                     79: #define MCOUNT
                     80: #define        ENTRY(x)        .globl EXT(x); .align ALIGN; EXT(x):
                     81: #define        ASENTRY(x)      .globl x; .align ALIGN; x:
                     82: #endif /* GPROF */
                     83: 
                     84: #define        Entry(x)        .globl EXT(x); .align ALIGN; EXT(x):
                     85: #define        DATA(x)         .globl EXT(x); .align ALIGN; EXT(x):
                     86: 

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