runtime/objc-config.h

   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 // Copyright 1988-1996 NeXT Software, Inc.
  25 // objc-config.h created by kthorup on Fri 24-Mar-1995
  26
  27 // OBJC_INSTRUMENTED controls whether message dispatching is dynamically
  28 // monitored.  Monitoring introduces substantial overhead.
  29 // NOTE: To define this condition, do so in the build command, NOT by
  30 // uncommenting the line here.  This is because objc-class.h heeds this
  31 // condition, but objc-class.h can not #import this file (objc-config.h)
  32 // because objc-class.h is public and objc-config.h is not.
  33 //#define OBJC_INSTRUMENTED
  34
  35 // Turn on support for class refs
  36 #define OBJC_CLASS_REFS
  37
  38     #define __S(x) x
  39
  40 // Get the nice macros for subroutine calling, etc.
  41 // Not available on all architectures.  Not needed
  42 // (by us) on some configurations.
  43 #if defined (__i386__) || defined (i386)
  44     #import <architecture/i386/asm_help.h>
  45 #elif defined (__ppc__) || defined(ppc)
  46     #import <architecture/ppc/asm_help.h>
  47 #else
  48     #error We need asm_help.h for this architecture
  49 #endif