source:
src/AST/Copy.hpp
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1 | // |
2 | // Cforall Version 1.0.0 Copyright (C) 2015 University of Waterloo |
3 | // |
4 | // The contents of this file are covered under the licence agreement in the |
5 | // file "LICENCE" distributed with Cforall. |
6 | // |
7 | // Copy.hpp -- Provides functions to copy the AST. |
8 | // |
9 | // Author : Andrew Beach |
10 | // Created On : Wed Jul 10 16:13:00 2019 |
11 | // Last Modified By : Andrew Beach |
12 | // Last Modified On : Thr Nov 11 9:22:00 2021 |
13 | // Update Count : 2 |
14 | // |
15 | |
16 | #pragma once |
17 | |
18 | #include "Node.hpp" |
19 | #include <cassert> |
20 | |
21 | namespace ast { |
22 | |
23 | template<typename node_t> |
24 | node_t * shallowCopy( const node_t * node ); |
25 | /* Create a shallow copy of the node given. |
26 | * |
27 | * The new node has all the same primitive field values and points to the |
28 | * same children nodes as the parent. |
29 | */ |
30 | |
31 | template<typename node_t> |
32 | node_t * deepCopy( const node_t * localRoot ); |
33 | /* Create a deep copy of the tree rooted at localRoot. |
34 | * |
35 | * This creates a copy of every node in the sub-tree (reachable by strong |
36 | * reference from local_root) and updates any readonly pointers on those nodes |
37 | * that point to another node in the sub-tree to the new version of that node. |
38 | */ |
39 | |
40 | // Implementations: |
41 | template<typename node_t> |
42 | node_t * shallowCopy( const node_t * localRoot ) { |
43 | return localRoot->clone(); |
44 | } |
45 | |
46 | template<typename node_t> |
47 | node_t * deepCopy( const node_t * localRoot ) { |
48 | return strict_dynamic_cast<node_t *>( deepCopy<Node>( localRoot ) ); |
49 | } |
50 | |
51 | template<> |
52 | Node * deepCopy<Node>( const Node * localRoot ); |
53 | |
54 | } |
55 | |
56 | // Local Variables: // |
57 | // tab-width: 4 // |
58 | // mode: c++ // |
59 | // compile-command: "make install" // |
60 | // End: // |
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