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