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Annotation of Net2/arch/i386/include/asm.h, revision 1.1.1.1

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

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