source: src/Parser/DeclarationNode.h@ 9f4af04

Last change on this file since 9f4af04 was 6cef439, checked in by Andrew Beach <ajbeach@…>, 19 months ago

Return 'TypeData *' from some parse rules. Moved TypeData construction over to that file.
  • Property mode set to 100644
File size: 8.3 KB
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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// DeclarationNode.h --
8//
9// Author : Andrew Beach
10// Created On : Wed Apr 5 11:38:00 2023
11// Last Modified By : Peter A. Buhr
12// Last Modified On : Sat Feb 17 09:24:12 2024
13// Update Count : 4
14//
15
16#pragma once
17
18#include "ParseNode.h"
19
20struct TypeData;
21struct InitializerNode;
22
23struct DeclarationNode final : public ParseList<DeclarationNode> {
24 // These enumerations must harmonize with their names in DeclarationNode.cc.
25 enum BasicType {
26 Void, Bool, Char, Int, Int128,
27 Float, Double, LongDouble, uuFloat80, uuFloat128,
28 uFloat16, uFloat32, uFloat32x, uFloat64, uFloat64x, uFloat128, uFloat128x,
29 NoBasicType
30 };
31 static const char * basicTypeNames[];
32 enum ComplexType { Complex, NoComplexType, Imaginary };
33 // Imaginary unsupported => parse, but make invisible and print error message
34 static const char * complexTypeNames[];
35 enum Signedness { Signed, Unsigned, NoSignedness };
36 static const char * signednessNames[];
37 enum Length { Short, Long, LongLong, NoLength };
38 static const char * lengthNames[];
39 enum BuiltinType { Valist, AutoType, Zero, One, NoBuiltinType };
40 static const char * builtinTypeNames[];
41
42 static DeclarationNode * newFromTypeData( TypeData * );
43 static DeclarationNode * newStorageClass( ast::Storage::Classes );
44 static DeclarationNode * newFuncSpecifier( ast::Function::Specs );
45 static DeclarationNode * newFunction( const std::string * name, DeclarationNode * ret, DeclarationNode * param, StatementNode * body );
46 static DeclarationNode * newAggregate( ast::AggregateDecl::Aggregate kind, const std::string * name, ExpressionNode * actuals, DeclarationNode * fields, bool body );
47 static DeclarationNode * newEnum( const std::string * name, DeclarationNode * constants, bool body, bool typed, DeclarationNode * base = nullptr, EnumHiding hiding = EnumHiding::Visible );
48 static DeclarationNode * newEnumConstant( const std::string * name, ExpressionNode * constant );
49 static DeclarationNode * newEnumValueGeneric( const std::string * name, InitializerNode * init );
50 static DeclarationNode * newEnumInLine( const std::string name );
51 static DeclarationNode * newName( const std::string * );
52 static DeclarationNode * newTypeParam( ast::TypeDecl::Kind, const std::string * );
53 static DeclarationNode * newTrait( const std::string * name, DeclarationNode * params, DeclarationNode * asserts );
54 static DeclarationNode * newTraitUse( const std::string * name, ExpressionNode * params );
55 static DeclarationNode * newTypeDecl( const std::string * name, DeclarationNode * typeParams );
56 static DeclarationNode * newPointer( DeclarationNode * qualifiers, OperKinds kind );
57 static DeclarationNode * newArray( ExpressionNode * size, DeclarationNode * qualifiers, bool isStatic );
58 static DeclarationNode * newVarArray( DeclarationNode * qualifiers );
59 static DeclarationNode * newBitfield( ExpressionNode * size );
60 static DeclarationNode * newTuple( DeclarationNode * members );
61 static DeclarationNode * newTypeof( ExpressionNode * expr, bool basetypeof = false );
62 static DeclarationNode * newAttribute( const std::string *, ExpressionNode * expr = nullptr ); // gcc attributes
63 static DeclarationNode * newDirectiveStmt( StatementNode * stmt ); // gcc external directive statement
64 static DeclarationNode * newAsmStmt( StatementNode * stmt ); // gcc external asm statement
65 static DeclarationNode * newStaticAssert( ExpressionNode * condition, ast::Expr * message );
66
67 DeclarationNode();
68 ~DeclarationNode();
69 DeclarationNode * clone() const override;
70
71 DeclarationNode * addQualifiers( DeclarationNode * );
72 void checkQualifiers( const TypeData *, const TypeData * );
73 void checkSpecifiers( DeclarationNode * );
74 DeclarationNode * copySpecifiers( DeclarationNode *, bool = true );
75 DeclarationNode * addType( DeclarationNode *, bool = true );
76 DeclarationNode * addTypedef();
77 DeclarationNode * addEnumBase( DeclarationNode * );
78 DeclarationNode * addAssertions( DeclarationNode * );
79 DeclarationNode * addName( std::string * );
80 DeclarationNode * addAsmName( DeclarationNode * );
81 DeclarationNode * addBitfield( ExpressionNode * size );
82 DeclarationNode * addVarArgs();
83 DeclarationNode * addFunctionBody( StatementNode * body, ExpressionNode * with = nullptr );
84 DeclarationNode * addOldDeclList( DeclarationNode * list );
85 DeclarationNode * setBase( TypeData * newType );
86 DeclarationNode * copyAttribute( DeclarationNode * attr );
87 DeclarationNode * addPointer( DeclarationNode * qualifiers );
88 DeclarationNode * addArray( DeclarationNode * array );
89 DeclarationNode * addNewPointer( DeclarationNode * pointer );
90 DeclarationNode * addNewArray( DeclarationNode * array );
91 DeclarationNode * addParamList( DeclarationNode * list );
92 DeclarationNode * addIdList( DeclarationNode * list ); // old-style functions
93 DeclarationNode * addInitializer( InitializerNode * init );
94 DeclarationNode * addTypeInitializer( DeclarationNode * init );
95
96 DeclarationNode * cloneType( std::string * newName );
97 DeclarationNode * cloneBaseType( DeclarationNode * newdecl, bool = true );
98
99 virtual void print( __attribute__((unused)) std::ostream & os, __attribute__((unused)) int indent = 0 ) const override;
100 virtual void printList( __attribute__((unused)) std::ostream & os, __attribute__((unused)) int indent = 0 ) const override;
101
102 ast::Decl * build() const;
103 ast::Type * buildType() const;
104
105 ast::Linkage::Spec get_linkage() const { return linkage; }
106 DeclarationNode * extractAggregate() const;
107 bool has_enumeratorValue() const { return (bool)enumeratorValue; }
108 ExpressionNode * consume_enumeratorValue() const { return const_cast<DeclarationNode *>(this)->enumeratorValue.release(); }
109
110 bool get_extension() const { return extension; }
111 DeclarationNode * set_extension( bool exten ) { extension = exten; return this; }
112
113 bool get_inLine() const { return inLine; }
114 DeclarationNode * set_inLine( bool inL ) { inLine = inL; return this; }
115
116 const std::string * name = nullptr;
117
118 struct Variable_t {
119// const std::string * name;
120 ast::TypeDecl::Kind tyClass;
121 DeclarationNode * assertions;
122 DeclarationNode * initializer;
123 };
124 Variable_t variable;
125
126 struct StaticAssert_t {
127 ExpressionNode * condition;
128 ast::Expr * message;
129 };
130 StaticAssert_t assert;
131
132 TypeData * type = nullptr;
133
134 bool inLine = false;
135 bool enumInLine = false;
136 ast::Function::Specs funcSpecs;
137 ast::Storage::Classes storageClasses;
138
139 ExpressionNode * bitfieldWidth = nullptr;
140 std::unique_ptr<ExpressionNode> enumeratorValue;
141 bool hasEllipsis = false;
142 ast::Linkage::Spec linkage;
143 ast::Expr * asmName = nullptr;
144 std::vector<ast::ptr<ast::Attribute>> attributes;
145 InitializerNode * initializer = nullptr;
146 bool extension = false;
147 std::string error;
148 StatementNode * asmStmt = nullptr;
149 StatementNode * directiveStmt = nullptr;
150
151 static UniqueName anonymous;
152}; // DeclarationNode
153
154static inline ast::Type * maybeMoveBuildType( const DeclarationNode * orig ) {
155 ast::Type * ret = orig ? orig->buildType() : nullptr;
156 delete orig;
157 return ret;
158}
159
160// This generic buildList is here along side its overloads.
161template<typename AstType, typename NodeType,
162 template<typename, typename...> class Container, typename... Args>
163void buildList( NodeType * firstNode,
164 Container<ast::ptr<AstType>, Args...> & output ) {
165 SemanticErrorException errors;
166 std::back_insert_iterator<Container<ast::ptr<AstType>, Args...>> out( output );
167
168 for ( NodeType * cur = firstNode ; cur ; cur = cur->next ) {
169 try {
170 AstType * node = dynamic_cast<AstType *>( maybeBuild( cur ) );
171 assertf( node, "buildList: Did not build node of correct type." );
172 *out++ = node;
173 } catch ( SemanticErrorException & e ) {
174 errors.append( e );
175 } // try
176 } // for
177 if ( ! errors.isEmpty() ) {
178 throw errors;
179 } // if
180}
181
182void buildList( DeclarationNode * firstNode, std::vector<ast::ptr<ast::Decl>> & outputList );
183void buildList( DeclarationNode * firstNode, std::vector<ast::ptr<ast::DeclWithType>> & outputList );
184void buildTypeList( const DeclarationNode * firstNode, std::vector<ast::ptr<ast::Type>> & outputList );
185
186template<typename AstType, typename NodeType,
187 template<typename, typename...> class Container, typename... Args>
188void buildMoveList( NodeType * firstNode,
189 Container<ast::ptr<AstType>, Args...> & output ) {
190 buildList<AstType, NodeType, Container, Args...>( firstNode, output );
191 delete firstNode;
192}
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