ADT
        aaron-thesis
        arm-eh
        ast-experimental
        cleanup-dtors
        deferred_resn
        demangler
        enum
        forall-pointer-decay
        jacob/cs343-translation
        jenkins-sandbox
        new-ast
        new-ast-unique-expr
        new-env
        no_list
        persistent-indexer
        pthread-emulation
        qualifiedEnum
        resolv-new
        with_gc
      
      
        
          | Last change
 on this file since a2d4d1c was             a5f0529, checked in by Andrew Beach <ajbeach@…>, 8 years ago | 
        
          | 
Virtual casts have been added. They still require a lot of hand coded support to work but for simple cases it should be enough.
 | 
        
          | 
              
Property                 mode
 set to                 100644 | 
        
          | File size:
            854 bytes | 
      
      
| Rev | Line |  | 
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| [a5f0529] | 1 | // | 
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|  | 2 | // Cforall Version 1.0.0 Copyright (C) 2016 University of Waterloo | 
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|  | 3 | // | 
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|  | 4 | // The contents of this file are covered under the licence agreement in the | 
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|  | 5 | // file "LICENCE" distributed with Cforall. | 
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|  | 6 | // | 
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|  | 7 | // virtual.c -- | 
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|  | 8 | // | 
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|  | 9 | // Author           : Andrew Beach | 
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|  | 10 | // Created On       : Tus Jul 11 15:10:00 2017 | 
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|  | 11 | // Last Modified By : Andrew Beach | 
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|  | 12 | // Last Modified On : Wed Jul 26 14:24:00 2017 | 
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|  | 13 | // Update Count     : 1 | 
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|  | 14 | // | 
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|  | 15 |  | 
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|  | 16 | #include "virtual.h" | 
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|  | 17 |  | 
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|  | 18 | int __cfa__is_parent( struct __cfa__parent_vtable const * parent, | 
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|  | 19 | struct __cfa__parent_vtable const * child ) { | 
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|  | 20 | do { | 
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|  | 21 | if ( parent == child ) | 
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|  | 22 | return 1; | 
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|  | 23 | child = child->parent; | 
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|  | 24 | } while ( child ); | 
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|  | 25 | return 0; | 
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|  | 26 | } | 
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|  | 27 |  | 
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|  | 28 | void * __cfa__virtual_cast( struct __cfa__parent_vtable const * parent, | 
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|  | 29 | struct __cfa__parent_vtable const * const * child ) { | 
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|  | 30 | return (__cfa__is_parent(parent, *child)) ? (void *)child : (void *)0; | 
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|  | 31 | } | 
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