Ignore:
Timestamp:
Jul 4, 2017, 9:40:16 AM (8 years ago)
Author:
Rob Schluntz <rschlunt@…>
Branches:
ADT, aaron-thesis, arm-eh, ast-experimental, cleanup-dtors, deferred_resn, demangler, enum, forall-pointer-decay, jacob/cs343-translation, jenkins-sandbox, master, new-ast, new-ast-unique-expr, new-env, no_list, persistent-indexer, pthread-emulation, qualifiedEnum, resolv-new, with_gc
Children:
208e5be
Parents:
9c951e3 (diff), f7cb0bc (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.
Message:

Merge branch 'master' into references

File:
1 edited

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  • src/SymTab/Autogen.h

    r9c951e3 rb1e63ac5  
    1010// Created On       : Sun May 17 21:53:34 2015
    1111// Last Modified By : Peter A. Buhr
    12 // Last Modified On : Fri Mar 17 09:10:41 2017
    13 // Update Count     : 9
     12// Last Modified On : Wed Jun 21 17:25:26 2017
     13// Update Count     : 14
    1414//
    1515
     
    4343        template< typename OutputIterator >
    4444        Statement * genScalarCall( InitTweak::InitExpander & srcParam, Expression *dstParam, const std::string & fname, OutputIterator out, Type * type, bool addCast = false ) {
    45                 // want to be able to generate assignment, ctor, and dtor generically,
    46                 // so fname is either ?=?, ?{}, or ^?{}
    47                 UntypedExpr *fExpr = new UntypedExpr( new NameExpr( fname ) );
     45        // want to be able to generate assignment, ctor, and dtor generically,
     46        // so fname is either ?=?, ?{}, or ^?{}
     47        UntypedExpr *fExpr = new UntypedExpr( new NameExpr( fname ) );
    4848
    49                 // do something special for unnamed members
    50                 dstParam = new AddressExpr( dstParam );
    51                 if ( addCast ) {
    52                         // cast to T* with qualifiers removed, so that qualified objects can be constructed
    53                         // and destructed with the same functions as non-qualified objects.
    54                         // unfortunately, lvalue is considered a qualifier. For AddressExpr to resolve, its argument
    55                         // must have an lvalue qualified type, so remove all qualifiers except lvalue. If we ever
    56                         // remove lvalue as a qualifier, this can change to
    57                         //   type->get_qualifiers() = Type::Qualifiers();
    58                         assert( type );
    59                         Type * castType = type->clone();
    60 //                      castType->get_qualifiers() -= Type::Qualifiers(true, true, true, false, true, false);
    61                         castType->get_qualifiers() -= Type::Qualifiers( Type::Const | Type::Volatile | Type::Restrict | Type::Atomic );
    62                         castType->set_lvalue( true ); // xxx - might not need this
    63                         dstParam = new CastExpr( dstParam, new PointerType( Type::Qualifiers(), castType ) );
    64                 }
    65                 fExpr->get_args().push_back( dstParam );
     49        // do something special for unnamed members
     50        dstParam = new AddressExpr( dstParam );
     51        if ( addCast ) {
     52                // cast to T* with qualifiers removed, so that qualified objects can be constructed
     53                // and destructed with the same functions as non-qualified objects.
     54                // unfortunately, lvalue is considered a qualifier. For AddressExpr to resolve, its argument
     55                // must have an lvalue qualified type, so remove all qualifiers except lvalue. If we ever
     56                // remove lvalue as a qualifier, this can change to
     57                //   type->get_qualifiers() = Type::Qualifiers();
     58                assert( type );
     59                Type * castType = type->clone();
     60                castType->get_qualifiers() -= Type::Qualifiers( Type::Const | Type::Volatile | Type::Restrict | Type::Atomic );
     61                castType->set_lvalue( true ); // xxx - might not need this
     62                dstParam = new CastExpr( dstParam, new PointerType( Type::Qualifiers(), castType ) );
     63        }
     64        fExpr->get_args().push_back( dstParam );
    6665
    67                 Statement * listInit = srcParam.buildListInit( fExpr );
     66        Statement * listInit = srcParam.buildListInit( fExpr );
    6867
    69                 std::list< Expression * > args = *++srcParam;
    70                 fExpr->get_args().splice( fExpr->get_args().end(), args );
     68        std::list< Expression * > args = *++srcParam;
     69        fExpr->get_args().splice( fExpr->get_args().end(), args );
    7170
    72                 *out++ = new ExprStmt( noLabels, fExpr );
     71        *out++ = new ExprStmt( noLabels, fExpr );
    7372
    74                 srcParam.clearArrayIndices();
     73        srcParam.clearArrayIndices();
    7574
    76                 return listInit;
     75        return listInit;
    7776        }
    7877
     
    8887                Expression * begin, * end, * update, * cmp;
    8988                if ( forward ) {
    90                         // generate: for ( int i = 0; i < 0; ++i )
    91                         begin = new ConstantExpr( Constant( new ZeroType( emptyQualifiers ), "0" ) );
     89                        // generate: for ( int i = 0; i < N; ++i )
     90                        begin = new ConstantExpr( Constant::from_int( 0 ) );
    9291                        end = array->get_dimension()->clone();
    9392                        cmp = new NameExpr( "?<?" );
     
    9796                        begin = new UntypedExpr( new NameExpr( "?-?" ) );
    9897                        ((UntypedExpr*)begin)->get_args().push_back( array->get_dimension()->clone() );
    99                         ((UntypedExpr*)begin)->get_args().push_back( new ConstantExpr( Constant( new OneType( emptyQualifiers ), "1" ) ) );
    100                         end = new ConstantExpr( Constant( new ZeroType( emptyQualifiers ), "0" ) );
     98                        ((UntypedExpr*)begin)->get_args().push_back( new ConstantExpr( Constant::from_int( 1 ) ) );
     99                        end = new ConstantExpr( Constant::from_int( 0 ) );
    101100                        cmp = new NameExpr( "?>=?" );
    102101                        update = new NameExpr( "--?" );
    103102                }
    104103
    105                 ObjectDecl *index = new ObjectDecl( indexName.newName(), Type::StorageClasses(), LinkageSpec::C, 0, new BasicType( Type::Qualifiers(), BasicType::SignedInt ), new SingleInit( begin, std::list<Expression*>() ) );
     104                ObjectDecl *index = new ObjectDecl( indexName.newName(), Type::StorageClasses(), LinkageSpec::C, 0, new BasicType( Type::Qualifiers(), BasicType::SignedInt ), new SingleInit( begin ) );
    106105
    107106                UntypedExpr *cond = new UntypedExpr( cmp );
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