source: src/ResolvExpr/AdjustExprType.cc@ a506df4

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 a506df4 was ea6332d, checked in by Thierry Delisle <tdelisle@…>, 8 years ago

Big header cleaning pass - commit 3
  • Property mode set to 100644
File size: 4.2 KB
Line 
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// AdjustExprType.cc --
8//
9// Author : Richard C. Bilson
10// Created On : Sat May 16 23:41:42 2015
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Wed Mar 2 17:34:53 2016
13// Update Count : 4
14//
15
16#include "SymTab/Indexer.h" // for Indexer
17#include "SynTree/Declaration.h" // for TypeDecl, TypeDecl::Kind::Ftype
18#include "SynTree/Mutator.h" // for Mutator
19#include "SynTree/Type.h" // for PointerType, TypeInstType, Type
20#include "TypeEnvironment.h" // for EqvClass, TypeEnvironment
21
22namespace ResolvExpr {
23 class AdjustExprType : public Mutator {
24 typedef Mutator Parent;
25 using Parent::mutate;
26 public:
27 AdjustExprType( const TypeEnvironment &env, const SymTab::Indexer &indexer );
28 private:
29 virtual Type* mutate( VoidType *voidType );
30 virtual Type* mutate( BasicType *basicType );
31 virtual Type* mutate( PointerType *pointerType );
32 virtual Type* mutate( ArrayType *arrayType );
33 virtual Type* mutate( FunctionType *functionType );
34 virtual Type* mutate( StructInstType *aggregateUseType );
35 virtual Type* mutate( UnionInstType *aggregateUseType );
36 virtual Type* mutate( EnumInstType *aggregateUseType );
37 virtual Type* mutate( TraitInstType *aggregateUseType );
38 virtual Type* mutate( TypeInstType *aggregateUseType );
39 virtual Type* mutate( TupleType *tupleType );
40 virtual Type* mutate( VarArgsType *varArgsType );
41 virtual Type* mutate( ZeroType *zeroType );
42 virtual Type* mutate( OneType *oneType );
43
44 const TypeEnvironment &env;
45 const SymTab::Indexer &indexer;
46 };
47
48 void adjustExprType( Type *&type, const TypeEnvironment &env, const SymTab::Indexer &indexer ) {
49 AdjustExprType adjuster( env, indexer );
50 Type *newType = type->acceptMutator( adjuster );
51 type = newType;
52 }
53
54 AdjustExprType::AdjustExprType( const TypeEnvironment &env, const SymTab::Indexer &indexer )
55 : env( env ), indexer( indexer ) {
56 }
57
58 Type *AdjustExprType::mutate( VoidType *voidType ) {
59 return voidType;
60 }
61
62 Type *AdjustExprType::mutate( BasicType *basicType ) {
63 return basicType;
64 }
65
66 Type *AdjustExprType::mutate( PointerType *pointerType ) {
67 return pointerType;
68 }
69
70 Type *AdjustExprType::mutate( ArrayType *arrayType ) {
71 // need to recursively mutate the base type in order for multi-dimensional arrays to work.
72 PointerType *pointerType = new PointerType( arrayType->get_qualifiers(), arrayType->get_base()->clone()->acceptMutator( *this ) );
73 delete arrayType;
74 return pointerType;
75 }
76
77 Type *AdjustExprType::mutate( FunctionType *functionType ) {
78 PointerType *pointerType = new PointerType( Type::Qualifiers(), functionType );
79 return pointerType;
80 }
81
82 Type *AdjustExprType::mutate( StructInstType *aggregateUseType ) {
83 return aggregateUseType;
84 }
85
86 Type *AdjustExprType::mutate( UnionInstType *aggregateUseType ) {
87 return aggregateUseType;
88 }
89
90 Type *AdjustExprType::mutate( EnumInstType *aggregateUseType ) {
91 return aggregateUseType;
92 }
93
94 Type *AdjustExprType::mutate( TraitInstType *aggregateUseType ) {
95 return aggregateUseType;
96 }
97
98 Type *AdjustExprType::mutate( TypeInstType *typeInst ) {
99 EqvClass eqvClass;
100 if ( env.lookup( typeInst->get_name(), eqvClass ) ) {
101 if ( eqvClass.data.kind == TypeDecl::Ftype ) {
102 PointerType *pointerType = new PointerType( Type::Qualifiers(), typeInst );
103 return pointerType;
104 }
105 } else if ( NamedTypeDecl *ntDecl = indexer.lookupType( typeInst->get_name() ) ) {
106 if ( TypeDecl *tyDecl = dynamic_cast< TypeDecl* >( ntDecl ) ) {
107 if ( tyDecl->get_kind() == TypeDecl::Ftype ) {
108 PointerType *pointerType = new PointerType( Type::Qualifiers(), typeInst );
109 return pointerType;
110 } // if
111 } // if
112 } // if
113 return typeInst;
114 }
115
116 Type *AdjustExprType::mutate( TupleType *tupleType ) {
117 return tupleType;
118 }
119
120 Type *AdjustExprType::mutate( VarArgsType *varArgsType ) {
121 return varArgsType;
122 }
123
124 Type *AdjustExprType::mutate( ZeroType *zeroType ) {
125 return zeroType;
126 }
127
128 Type *AdjustExprType::mutate( OneType *oneType ) {
129 return oneType;
130 }
131} // namespace ResolvExpr
132
133// Local Variables: //
134// tab-width: 4 //
135// mode: c++ //
136// compile-command: "make install" //
137// End: //
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