source: src/SynTree/Declaration.h @ 863c413

ADTaaron-thesisarm-ehast-experimentalcleanup-dtorsdeferred_resndemanglerenumforall-pointer-decayjacob/cs343-translationjenkins-sandboxnew-astnew-ast-unique-exprnew-envno_listpersistent-indexerpthread-emulationqualifiedEnumwith_gc
Last change on this file since 863c413 was 3ed994e, checked in by Rob Schluntz <rschlunt@…>, 6 years ago

Push deleted decls through the system

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[0dd3a2f]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//
[974906e2]7// Declaration.h --
[0dd3a2f]8//
9// Author           : Richard C. Bilson
10// Created On       : Mon May 18 07:44:20 2015
[e612146c]11// Last Modified By : Peter A. Buhr
12// Last Modified On : Sun Sep  3 19:24:06 2017
13// Update Count     : 131
[0dd3a2f]14//
15
[6b0b624]16#pragma once
[51b7345]17
[ea6332d]18#include <cassert>               // for assertf
19#include <iosfwd>                // for ostream
20#include <list>                  // for list
21#include <string>                // for string, operator+, allocator, to_string
22
23#include "BaseSyntaxNode.h"      // for BaseSyntaxNode
24#include "Mutator.h"             // for Mutator
25#include "Parser/LinkageSpec.h"  // for Spec, Cforall
26#include "Parser/ParseNode.h"    // for DeclarationNode, DeclarationNode::Ag...
27#include "SynTree.h"             // for UniqueId
28#include "SynTree/Type.h"        // for Type, Type::StorageClasses, Type::Fu...
29#include "Visitor.h"             // for Visitor
30
31class AsmStmt;
32class Attribute;
33class CompoundStmt;
34class ConstantExpr;
35class Expression;
36class Initializer;
37class TypeDecl;
[51b7345]38
[294647b]39class Declaration : public BaseSyntaxNode {
[17cd4eb]40  public:
[65cdc1e]41        std::string name;
42        LinkageSpec::Spec linkage;
43        bool extension = false;
44
[68fe077a]45        Declaration( const std::string &name, Type::StorageClasses scs, LinkageSpec::Spec linkage );
[0dd3a2f]46        Declaration( const Declaration &other );
47        virtual ~Declaration();
48
[5f2f2d7]49        const std::string &get_name() const { return name; }
[0dd3a2f]50        void set_name( std::string newValue ) { name = newValue; }
[a7c90d4]51
[68fe077a]52        Type::StorageClasses get_storageClasses() const { return storageClasses; }
[a7c90d4]53
[8b7ee09]54        LinkageSpec::Spec get_linkage() const { return linkage; }
55        void set_linkage( LinkageSpec::Spec newValue ) { linkage = newValue; }
[a7c90d4]56
[0dd3a2f]57        UniqueId get_uniqueId() const { return uniqueId; }
[a7c90d4]58
[8e9cbb2]59        bool get_extension() const { return extension; }
60        Declaration *set_extension( bool exten ) { extension = exten; return this; }
[0dd3a2f]61
62        void fixUniqueId( void );
[fa16264]63        virtual Declaration *clone() const override = 0;
[e149f77]64        virtual void accept( Visitor &v ) override = 0;
[fa16264]65        virtual Declaration *acceptMutator( Mutator &m ) override = 0;
[50377a4]66        virtual void print( std::ostream &os, Indenter indent = {} ) const override = 0;
67        virtual void printShort( std::ostream &os, Indenter indent = {} ) const = 0;
[0dd3a2f]68
69        static void dumpIds( std::ostream &os );
70        static Declaration *declFromId( UniqueId id );
[65cdc1e]71
[17cd4eb]72  private:
[68fe077a]73        Type::StorageClasses storageClasses;
[0dd3a2f]74        UniqueId uniqueId;
[51b7345]75};
76
[17cd4eb]77class DeclarationWithType : public Declaration {
78  public:
[65cdc1e]79        // this represents the type with all types and typedefs expanded it is generated by SymTab::Validate::Pass2
80        std::string mangleName;
81        // need to remember the scope level at which the variable was declared, so that shadowed identifiers can be accessed
82        int scopeLevel = 0;
83
[e612146c]84        Expression *asmName;
[65cdc1e]85        std::list< Attribute * > attributes;
[3ed994e]86        bool isDeleted = false;
[65cdc1e]87
[ddfd945]88        DeclarationWithType( const std::string &name, Type::StorageClasses scs, LinkageSpec::Spec linkage, const std::list< Attribute * > & attributes, Type::FuncSpecifiers fs );
[0dd3a2f]89        DeclarationWithType( const DeclarationWithType &other );
90        virtual ~DeclarationWithType();
[51b7345]91
[0dd3a2f]92        std::string get_mangleName() const { return mangleName; }
[58dd019]93        DeclarationWithType * set_mangleName( std::string newValue ) { mangleName = newValue; return this; }
[17cd4eb]94
[f326f99]95        std::string get_scopedMangleName() const { return mangleName + "_" + std::to_string(scopeLevel); }
96
97        int get_scopeLevel() const { return scopeLevel; }
[58dd019]98        DeclarationWithType * set_scopeLevel( int newValue ) { scopeLevel = newValue; return this; }
99
[e612146c]100        Expression *get_asmName() const { return asmName; }
101        DeclarationWithType * set_asmName( Expression *newValue ) { asmName = newValue; return this; }
[f326f99]102
[f9cebb5]103        std::list< Attribute * >& get_attributes() { return attributes; }
104        const std::list< Attribute * >& get_attributes() const { return attributes; }
105
[ddfd945]106        Type::FuncSpecifiers get_funcSpec() const { return fs; }
107        //void set_functionSpecifiers( Type::FuncSpecifiers newValue ) { fs = newValue; }
[dd020c0]108
[e149f77]109        virtual DeclarationWithType *clone() const override = 0;
110        virtual DeclarationWithType *acceptMutator( Mutator &m )  override = 0;
[17cd4eb]111
[9aaac6e9]112        virtual Type * get_type() const = 0;
[0dd3a2f]113        virtual void set_type(Type *) = 0;
[f9cebb5]114
[65cdc1e]115  private:
[ddfd945]116        Type::FuncSpecifiers fs;
[51b7345]117};
118
[17cd4eb]119class ObjectDecl : public DeclarationWithType {
[0dd3a2f]120        typedef DeclarationWithType Parent;
[17cd4eb]121  public:
[65cdc1e]122        Type *type;
123        Initializer *init;
124        Expression *bitfieldWidth;
125
[68fe077a]126        ObjectDecl( const std::string &name, Type::StorageClasses scs, LinkageSpec::Spec linkage, Expression *bitfieldWidth, Type *type, Initializer *init,
[ddfd945]127                                const std::list< Attribute * > attributes = std::list< Attribute * >(), Type::FuncSpecifiers fs = Type::FuncSpecifiers() );
[0dd3a2f]128        ObjectDecl( const ObjectDecl &other );
129        virtual ~ObjectDecl();
130
[e149f77]131        virtual Type * get_type() const override { return type; }
132        virtual void set_type(Type *newType) override { type = newType; }
[0dd3a2f]133
134        Initializer *get_init() const { return init; }
135        void set_init( Initializer *newValue ) { init = newValue; }
[58dd019]136
[0dd3a2f]137        Expression *get_bitfieldWidth() const { return bitfieldWidth; }
138        void set_bitfieldWidth( Expression *newValue ) { bitfieldWidth = newValue; }
139
[96f9ef5]140        static ObjectDecl * newObject( const std::string & name, Type * type, Initializer * init );
141
[e149f77]142        virtual ObjectDecl *clone() const override { return new ObjectDecl( *this ); }
143        virtual void accept( Visitor &v ) override { v.visit( this ); }
144        virtual DeclarationWithType *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[50377a4]145        virtual void print( std::ostream &os, Indenter indent = {} ) const override;
146        virtual void printShort( std::ostream &os, Indenter indent = {} ) const override;
[51b7345]147};
148
[17cd4eb]149class FunctionDecl : public DeclarationWithType {
[0dd3a2f]150        typedef DeclarationWithType Parent;
[17cd4eb]151  public:
[65cdc1e]152        FunctionType *type;
153        CompoundStmt *statements;
[574894d]154        std::list< Expression * > withExprs;
[65cdc1e]155
[68fe077a]156        FunctionDecl( const std::string &name, Type::StorageClasses scs, LinkageSpec::Spec linkage, FunctionType *type, CompoundStmt *statements,
[ddfd945]157                                  const std::list< Attribute * > attributes = std::list< Attribute * >(), Type::FuncSpecifiers fs = Type::FuncSpecifiers() );
[0dd3a2f]158        FunctionDecl( const FunctionDecl &other );
159        virtual ~FunctionDecl();
[51b7345]160
[e149f77]161        virtual Type * get_type() const override { return type; }
162        virtual void set_type(Type * t) override { type = strict_dynamic_cast< FunctionType* >( t ); }
[51b7345]163
[9aaac6e9]164        FunctionType * get_functionType() const { return type; }
[0dd3a2f]165        void set_functionType( FunctionType *newValue ) { type = newValue; }
166        CompoundStmt *get_statements() const { return statements; }
167        void set_statements( CompoundStmt *newValue ) { statements = newValue; }
168
[75626a1]169        static FunctionDecl * newFunction( const std::string & name, FunctionType * type, CompoundStmt * statements );
170
[e149f77]171        virtual FunctionDecl *clone() const override { return new FunctionDecl( *this ); }
172        virtual void accept( Visitor &v ) override { v.visit( this ); }
173        virtual DeclarationWithType *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[50377a4]174        virtual void print( std::ostream &os, Indenter indent = {} ) const override;
175        virtual void printShort( std::ostream &os, Indenter indent = {} ) const override;
[51b7345]176};
177
[17cd4eb]178class NamedTypeDecl : public Declaration {
[0dd3a2f]179        typedef Declaration Parent;
[17cd4eb]180  public:
[65cdc1e]181        Type *base;
182        std::list< TypeDecl* > parameters;
183        std::list< DeclarationWithType* > assertions;
184
[68fe077a]185        NamedTypeDecl( const std::string &name, Type::StorageClasses scs, Type *type );
[46f6134]186        NamedTypeDecl( const NamedTypeDecl &other );
[0dd3a2f]187        virtual ~NamedTypeDecl();
188
189        Type *get_base() const { return base; }
190        void set_base( Type *newValue ) { base = newValue; }
191        std::list< TypeDecl* >& get_parameters() { return parameters; }
192        std::list< DeclarationWithType* >& get_assertions() { return assertions; }
193
[e39241b]194        virtual std::string typeString() const = 0;
195
[e149f77]196        virtual NamedTypeDecl *clone() const override = 0;
[50377a4]197        virtual void print( std::ostream &os, Indenter indent = {} ) const override;
198        virtual void printShort( std::ostream &os, Indenter indent = {} ) const override;
[51b7345]199};
200
[17cd4eb]201class TypeDecl : public NamedTypeDecl {
[0dd3a2f]202        typedef NamedTypeDecl Parent;
[17cd4eb]203  public:
[f0ecf9b]204        enum Kind { Dtype, Ftype, Ttype };
[65cdc1e]205
206        Type * init;
207        bool sized;
208
[2c57025]209        /// Data extracted from a type decl
210        struct Data {
211                TypeDecl::Kind kind;
212                bool isComplete;
213                Data() : kind( (TypeDecl::Kind)-1 ), isComplete( false ) {}
214                Data( TypeDecl * typeDecl ) : Data( typeDecl->get_kind(), typeDecl->isComplete() ) {}
215                Data( Kind kind, bool isComplete ) : kind( kind ), isComplete( isComplete ) {}
216                bool operator==(const Data & other) const { return kind == other.kind && isComplete == other.isComplete; }
217                bool operator!=(const Data & other) const { return !(*this == other);}
218        };
[51b7345]219
[f0ecf9b]220        TypeDecl( const std::string &name, Type::StorageClasses scs, Type *type, Kind kind, bool sized, Type * init = nullptr );
[0dd3a2f]221        TypeDecl( const TypeDecl &other );
[67cf18c]222        virtual ~TypeDecl();
[17cd4eb]223
[0dd3a2f]224        Kind get_kind() const { return kind; }
[51b7345]225
[67cf18c]226        Type * get_init() const { return init; }
227        TypeDecl * set_init( Type * newValue ) { init = newValue; return this; }
228
[f0ecf9b]229        bool isComplete() const { return sized; }
[2c57025]230        bool get_sized() const { return sized; }
231        TypeDecl * set_sized( bool newValue ) { sized = newValue; return this; }
232
[e149f77]233        virtual std::string typeString() const override;
[bdd0755]234        virtual std::string genTypeString() const;
[e39241b]235
[e149f77]236        virtual TypeDecl *clone() const override { return new TypeDecl( *this ); }
237        virtual void accept( Visitor &v ) override { v.visit( this ); }
238        virtual Declaration *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[50377a4]239        virtual void print( std::ostream &os, Indenter indent = {} ) const override;
[67cf18c]240
[17cd4eb]241  private:
[0dd3a2f]242        Kind kind;
[51b7345]243};
244
[17cd4eb]245class TypedefDecl : public NamedTypeDecl {
[0dd3a2f]246        typedef NamedTypeDecl Parent;
[17cd4eb]247  public:
[0b0f1dd]248        TypedefDecl( const std::string &name, CodeLocation location, Type::StorageClasses scs, Type *type, LinkageSpec::Spec spec = LinkageSpec::Cforall )
249                : Parent( name, scs, type ) { set_linkage( spec ); this->location = location; }
250
[0dd3a2f]251        TypedefDecl( const TypedefDecl &other ) : Parent( other ) {}
[17cd4eb]252
[e149f77]253        virtual std::string typeString() const override;
[e39241b]254
[e149f77]255        virtual TypedefDecl *clone() const override { return new TypedefDecl( *this ); }
256        virtual void accept( Visitor &v ) override { v.visit( this ); }
257        virtual Declaration *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[17cd4eb]258  private:
[51b7345]259};
260
[17cd4eb]261class AggregateDecl : public Declaration {
[0dd3a2f]262        typedef Declaration Parent;
[17cd4eb]263  public:
[65cdc1e]264        std::list<Declaration*> members;
265        std::list<TypeDecl*> parameters;
266        bool body;
267        std::list< Attribute * > attributes;
268
[fa4805f]269        AggregateDecl( const std::string &name, const std::list< Attribute * > & attributes = std::list< class Attribute * >(), LinkageSpec::Spec linkage = LinkageSpec::Cforall );
[0dd3a2f]270        AggregateDecl( const AggregateDecl &other );
271        virtual ~AggregateDecl();
[51b7345]272
[0dd3a2f]273        std::list<Declaration*>& get_members() { return members; }
274        std::list<TypeDecl*>& get_parameters() { return parameters; }
[17cd4eb]275
[c0aa336]276        std::list< Attribute * >& get_attributes() { return attributes; }
277        const std::list< Attribute * >& get_attributes() const { return attributes; }
278
[5d125e4]279        bool has_body() const { return body; }
280        AggregateDecl * set_body( bool body ) { AggregateDecl::body = body; return this; }
281
[50377a4]282        virtual void print( std::ostream &os, Indenter indent = {} ) const override;
283        virtual void printShort( std::ostream &os, Indenter indent = {} ) const override;
[17cd4eb]284  protected:
[0dd3a2f]285        virtual std::string typeString() const = 0;
[51b7345]286};
287
[17cd4eb]288class StructDecl : public AggregateDecl {
[0dd3a2f]289        typedef AggregateDecl Parent;
[17cd4eb]290  public:
[f196351]291        StructDecl( const std::string &name, DeclarationNode::Aggregate kind = DeclarationNode::Struct, const std::list< Attribute * > & attributes = std::list< class Attribute * >(), LinkageSpec::Spec linkage = LinkageSpec::Cforall ) : Parent( name, attributes, linkage ), kind( kind ) {}
292        StructDecl( const StructDecl &other ) : Parent( other ), kind( other.kind ) {}
[17cd4eb]293
[409433da]294        bool is_coroutine() { return kind == DeclarationNode::Coroutine; }
295        bool is_monitor() { return kind == DeclarationNode::Monitor; }
296        bool is_thread() { return kind == DeclarationNode::Thread; }
297
[e149f77]298        virtual StructDecl *clone() const override { return new StructDecl( *this ); }
299        virtual void accept( Visitor &v ) override { v.visit( this ); }
300        virtual Declaration *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[17cd4eb]301  private:
[409433da]302        DeclarationNode::Aggregate kind;
[e149f77]303        virtual std::string typeString() const override;
[51b7345]304};
305
[17cd4eb]306class UnionDecl : public AggregateDecl {
[0dd3a2f]307        typedef AggregateDecl Parent;
[17cd4eb]308  public:
[fa4805f]309        UnionDecl( const std::string &name, const std::list< Attribute * > & attributes = std::list< class Attribute * >(), LinkageSpec::Spec linkage = LinkageSpec::Cforall ) : Parent( name, attributes, linkage ) {}
[0dd3a2f]310        UnionDecl( const UnionDecl &other ) : Parent( other ) {}
[17cd4eb]311
[e149f77]312        virtual UnionDecl *clone() const override { return new UnionDecl( *this ); }
313        virtual void accept( Visitor &v ) override { v.visit( this ); }
314        virtual Declaration *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[17cd4eb]315  private:
[e149f77]316        virtual std::string typeString() const override;
[51b7345]317};
318
[17cd4eb]319class EnumDecl : public AggregateDecl {
[0dd3a2f]320        typedef AggregateDecl Parent;
[17cd4eb]321  public:
[fa4805f]322        EnumDecl( const std::string &name, const std::list< Attribute * > & attributes = std::list< class Attribute * >(), LinkageSpec::Spec linkage = LinkageSpec::Cforall ) : Parent( name, attributes, linkage ) {}
[0dd3a2f]323        EnumDecl( const EnumDecl &other ) : Parent( other ) {}
[17cd4eb]324
[fc9153d]325        bool valueOf( Declaration * enumerator, long long int & value );
326
[e149f77]327        virtual EnumDecl *clone() const override { return new EnumDecl( *this ); }
328        virtual void accept( Visitor &v ) override { v.visit( this ); }
329        virtual Declaration *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[17cd4eb]330  private:
[fc9153d]331        std::map< std::string, long long int > enumValues;
[e149f77]332        virtual std::string typeString() const override;
[51b7345]333};
334
[4040425]335class TraitDecl : public AggregateDecl {
[0dd3a2f]336        typedef AggregateDecl Parent;
[17cd4eb]337  public:
[bd46af4]338        TraitDecl( const std::string &name, const std::list< Attribute * > & attributes, LinkageSpec::Spec linkage ) : Parent( name, attributes, linkage ) {
[c0aa336]339                assertf( attributes.empty(), "attribute unsupported for traits" );
340        }
[4040425]341        TraitDecl( const TraitDecl &other ) : Parent( other ) {}
[17cd4eb]342
[e149f77]343        virtual TraitDecl *clone() const override { return new TraitDecl( *this ); }
344        virtual void accept( Visitor &v ) override { v.visit( this ); }
345        virtual Declaration *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[17cd4eb]346  private:
[e149f77]347        virtual std::string typeString() const override;
[51b7345]348};
349
[e994912]350class AsmDecl : public Declaration {
351  public:
[65cdc1e]352        AsmStmt *stmt;
353
[e994912]354        AsmDecl( AsmStmt *stmt );
355        AsmDecl( const AsmDecl &other );
356        virtual ~AsmDecl();
357
358        AsmStmt *get_stmt() { return stmt; }
359        void set_stmt( AsmStmt *newValue ) { stmt = newValue; }
360
[e149f77]361        virtual AsmDecl *clone() const override { return new AsmDecl( *this ); }
362        virtual void accept( Visitor &v ) override { v.visit( this ); }
363        virtual AsmDecl *acceptMutator( Mutator &m )  override { return m.mutate( this ); }
[50377a4]364        virtual void print( std::ostream &os, Indenter indent = {} ) const override;
365        virtual void printShort( std::ostream &os, Indenter indent = {} ) const override;
[e994912]366};
367
[f6e3e34]368class StaticAssertDecl : public Declaration {
369public:
370        Expression * condition;
371        ConstantExpr * message;   // string literal
372
373        StaticAssertDecl( Expression * condition, ConstantExpr * message );
374        StaticAssertDecl( const StaticAssertDecl & other );
375        virtual ~StaticAssertDecl();
376
377        virtual StaticAssertDecl * clone() const override { return new StaticAssertDecl( *this ); }
378        virtual void accept( Visitor &v ) override { v.visit( this ); }
379        virtual StaticAssertDecl * acceptMutator( Mutator &m )  override { return m.mutate( this ); }
380        virtual void print( std::ostream &os, Indenter indent = {} ) const override;
381        virtual void printShort( std::ostream &os, Indenter indent = {} ) const override;
382};
383
[2c57025]384std::ostream & operator<<( std::ostream & os, const TypeDecl::Data & data );
[baf7fee]385
[0dd3a2f]386// Local Variables: //
387// tab-width: 4 //
388// mode: c++ //
389// compile-command: "make install" //
390// End: //
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