source: src/Common/PassVisitor.h@ 13932f14

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 stuck-waitfor-destruct with_gc
Last change on this file since 13932f14 was 13932f14, checked in by Thierry Delisle <tdelisle@…>, 9 years ago

Added the new PassVisitor to simplify visiting all the nodes
  • Property mode set to 100644
File size: 7.3 KB
Line 
1#pragma once
2
3#include "SynTree/Visitor.h"
4
5//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
6//Deep magic (a.k.a template meta programming) to make the templated visitor work
7//Basically the goal is to make 2 previsit_impl
8// 1 -
9//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
10template<typename pass_type, typename node_type>
11static inline auto previsit_impl( pass_type& pass, node_type * node, __attribute__((unused)) int unused ) ->decltype( pass.previsit( node ), void() ) {
12 pass.previsit( node );
13}
14
15template<typename pass_type, typename node_type>
16static inline void previsit_impl( __attribute__((unused)) pass_type& pass, node_type * node, __attribute__((unused)) long unused ) {
17 //Do nothing
18}
19
20
21template<typename pass_type, typename node_type>
22static inline auto postvisit_impl( pass_type& pass, node_type * node, __attribute__((unused)) int unused ) ->decltype( pass.postvisit( node ), void() ) {
23 pass.postvisit( node );
24}
25
26template<typename pass_type, typename node_type>
27static inline auto postvisit_impl( __attribute__((unused)) pass_type& pass, node_type * node, __attribute__((unused)) long unused ) {
28 //Do nothing
29}
30
31//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
32//Templated visitor type
33
34//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------
35template< typename pass_type >
36class PassVisitor final : public Visitor {
37public:
38 PassVisitor() = default;
39
40 template< typename... Args >
41 PassVisitor(Args &&... args)
42 : pass( std::forward<Args>( args )... )
43 {}
44
45 virtual ~PassVisitor() = default;
46private:
47 pass_type pass;
48
49public:
50
51 virtual void visit( ObjectDecl *objectDecl ) override final;
52 virtual void visit( FunctionDecl *functionDecl ) override final;
53 virtual void visit( StructDecl *aggregateDecl ) override final;
54 virtual void visit( UnionDecl *aggregateDecl ) override final;
55 virtual void visit( EnumDecl *aggregateDecl ) override final;
56 virtual void visit( TraitDecl *aggregateDecl ) override final;
57 virtual void visit( TypeDecl *typeDecl ) override final;
58 virtual void visit( TypedefDecl *typeDecl ) override final;
59 virtual void visit( AsmDecl *asmDecl ) override final;
60
61 virtual void visit( CompoundStmt *compoundStmt ) override final;
62 virtual void visit( ExprStmt *exprStmt ) override final;
63 virtual void visit( AsmStmt *asmStmt ) override final;
64 virtual void visit( IfStmt *ifStmt ) override final;
65 virtual void visit( WhileStmt *whileStmt ) override final;
66 virtual void visit( ForStmt *forStmt ) override final;
67 virtual void visit( SwitchStmt *switchStmt ) override final;
68 virtual void visit( CaseStmt *caseStmt ) override final;
69 virtual void visit( BranchStmt *branchStmt ) override final;
70 virtual void visit( ReturnStmt *returnStmt ) override final;
71 virtual void visit( TryStmt *tryStmt ) override final;
72 virtual void visit( CatchStmt *catchStmt ) override final;
73 virtual void visit( FinallyStmt *finallyStmt ) override final;
74 virtual void visit( NullStmt *nullStmt ) override final;
75 virtual void visit( DeclStmt *declStmt ) override final;
76 virtual void visit( ImplicitCtorDtorStmt *impCtorDtorStmt ) override final;
77
78 virtual void visit( ApplicationExpr *applicationExpr ) override final;
79 virtual void visit( UntypedExpr *untypedExpr ) override final;
80 virtual void visit( NameExpr *nameExpr ) override final;
81 virtual void visit( CastExpr *castExpr ) override final;
82 virtual void visit( AddressExpr *addressExpr ) override final;
83 virtual void visit( LabelAddressExpr *labAddressExpr ) override final;
84 virtual void visit( UntypedMemberExpr *memberExpr ) override final;
85 virtual void visit( MemberExpr *memberExpr ) override final;
86 virtual void visit( VariableExpr *variableExpr ) override final;
87 virtual void visit( ConstantExpr *constantExpr ) override final;
88 virtual void visit( SizeofExpr *sizeofExpr ) override final;
89 virtual void visit( AlignofExpr *alignofExpr ) override final;
90 virtual void visit( UntypedOffsetofExpr *offsetofExpr ) override final;
91 virtual void visit( OffsetofExpr *offsetofExpr ) override final;
92 virtual void visit( OffsetPackExpr *offsetPackExpr ) override final;
93 virtual void visit( AttrExpr *attrExpr ) override final;
94 virtual void visit( LogicalExpr *logicalExpr ) override final;
95 virtual void visit( ConditionalExpr *conditionalExpr ) override final;
96 virtual void visit( CommaExpr *commaExpr ) override final;
97 virtual void visit( TypeExpr *typeExpr ) override final;
98 virtual void visit( AsmExpr *asmExpr ) override final;
99 virtual void visit( ImplicitCopyCtorExpr *impCpCtorExpr ) override final;
100 virtual void visit( ConstructorExpr * ctorExpr ) override final;
101 virtual void visit( CompoundLiteralExpr *compLitExpr ) override final;
102 virtual void visit( UntypedValofExpr *valofExpr ) override final;
103 virtual void visit( RangeExpr *rangeExpr ) override final;
104 virtual void visit( UntypedTupleExpr *tupleExpr ) override final;
105 virtual void visit( TupleExpr *tupleExpr ) override final;
106 virtual void visit( TupleIndexExpr *tupleExpr ) override final;
107 virtual void visit( MemberTupleExpr *tupleExpr ) override final;
108 virtual void visit( TupleAssignExpr *assignExpr ) override final;
109 virtual void visit( StmtExpr * stmtExpr ) override final;
110 virtual void visit( UniqueExpr * uniqueExpr ) override final;
111
112 virtual void visit( VoidType *basicType ) override final;
113 virtual void visit( BasicType *basicType ) override final;
114 virtual void visit( PointerType *pointerType ) override final;
115 virtual void visit( ArrayType *arrayType ) override final;
116 virtual void visit( FunctionType *functionType ) override final;
117 virtual void visit( StructInstType *aggregateUseType ) override final;
118 virtual void visit( UnionInstType *aggregateUseType ) override final;
119 virtual void visit( EnumInstType *aggregateUseType ) override final;
120 virtual void visit( TraitInstType *aggregateUseType ) override final;
121 virtual void visit( TypeInstType *aggregateUseType ) override final;
122 virtual void visit( TupleType *tupleType ) override final;
123 virtual void visit( TypeofType *typeofType ) override final;
124 virtual void visit( AttrType *attrType ) override final;
125 virtual void visit( VarArgsType *varArgsType ) override final;
126 virtual void visit( ZeroType *zeroType ) override final;
127 virtual void visit( OneType *oneType ) override final;
128
129 virtual void visit( SingleInit *singleInit ) override final;
130 virtual void visit( ListInit *listInit ) override final;
131 virtual void visit( ConstructorInit *ctorInit ) override final;
132
133 virtual void visit( Subrange *subrange ) override final;
134
135 virtual void visit( Constant *constant ) override final;
136
137private:
138 template<typename node_type>
139 auto call_previsit ( node_type * node )
140 -> decltype( previsit_impl ( pass, node, 0 ), void() )
141 {
142 previsit_impl ( pass, node, 0 );
143 }
144
145 template<typename node_type>
146 auto call_postvisit( node_type * node )
147 -> decltype( postvisit_impl( pass, node, 0 ), void() )
148 {
149 postvisit_impl( pass, node, 0 );
150 }
151};
152
153#include "PassVisitor.impl.h"
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