Changeset f135b50 for src/SynTree

Timestamp:

Feb 28, 2022, 3:41:44 AM (3 years ago)

Author:

JiadaL <j82liang@…>

Branches:

ADT, ast-experimental, enum, master, pthread-emulation, qualifiedEnum

Children:

786c438

Parents:

a8ef59e

Message:

The compiler is now trying to pass the value of enum const to code gen; but it won't work cause we must be able to evaluate the const_expr in compiler time. It is not currently passed as a Expression but won't be able to evaluate at compile time

Location:

src/SynTree

Files:

• Declaration.h (modified) (3 diffs)
• Visitor.h (modified) (2 diffs)

src/SynTree/Declaration.h

@@ -119 +119 @@
   public:
         Type * type;
-        Initializer * init;
+        Initializer * init; // For Enum, the init is a pointer that contain the enum value; see Parser::TypeData::buildEnum
         Expression * bitfieldWidth;
 
@@ -335 +335 @@
         typedef AggregateDecl Parent;
   public:
-        EnumDecl( const std::string & name, const std::list< Attribute * > & attributes = std::list< class Attribute * >(), LinkageSpec::Spec linkage = LinkageSpec::Cforall ) : Parent( name, attributes, linkage ) {}
+        EnumDecl( const std::string & name,
+         const std::list< Attribute * > & attributes = std::list< class Attribute * >(),
+          LinkageSpec::Spec linkage = LinkageSpec::Cforall,
+          Type * baseType = nullptr ) : Parent( name, attributes, linkage ) , base( baseType ){}
         EnumDecl( const EnumDecl & other ) : Parent( other ) {}
 
@@ -344 +347 @@
         virtual void accept( Visitor & v ) const override { v.visit( this ); }
         virtual Declaration * acceptMutator( Mutator & m )  override { return m.mutate( this ); }
-  private:
+        Type * base;
         std::unordered_map< std::string, long long int > enumValues;
+  private:
+        // std::unordered_map< std::string, long long int > enumValues;
         virtual const char * typeString() const override;
 };

src/SynTree/Visitor.h

@@ -35 +35 @@
         virtual void visit( UnionDecl * node ) { visit( const_cast<const UnionDecl *>(node) ); }
         virtual void visit( const UnionDecl * aggregateDecl ) = 0;
-        virtual void visit( EnumDecl * node ) { visit( const_cast<const EnumDecl *>(node) ); }
+        virtual void visit( EnumDecl * node ) { visit( const_cast<const EnumDecl *>(node) ); } // Marker 1
         virtual void visit( const EnumDecl * aggregateDecl ) = 0;
         virtual void visit( TraitDecl * node ) { visit( const_cast<const TraitDecl *>(node) ); }
@@ -190 +190 @@
         virtual void visit( UnionInstType * node ) { visit( const_cast<const UnionInstType *>(node) ); }
         virtual void visit( const UnionInstType * aggregateUseType ) = 0;
-        virtual void visit( EnumInstType * node ) { visit( const_cast<const EnumInstType *>(node) ); }
+        virtual void visit( EnumInstType * node ) { visit( const_cast<const EnumInstType *>(node) ); } // Marker 2
         virtual void visit( const EnumInstType * aggregateUseType ) = 0;
         virtual void visit( TraitInstType * node ) { visit( const_cast<const TraitInstType *>(node) ); }