Exemple #1
0
 CG::ExprType IndexOp::getExprType( CG::BasicBlockBuilder &basicBlockBuilder ) const
 {
   CG::ExprType exprType = m_expr->getExprType( basicBlockBuilder );
   exprType.getAdapter()->llvmCompileToModule( basicBlockBuilder.getModuleBuilder() );
   
   if ( RT::isArray( exprType.getAdapter()->getType() ) )
   {
     RC::ConstHandle<CG::ArrayAdapter> arrayType = RC::ConstHandle<CG::ArrayAdapter>::StaticCast( exprType.getAdapter() );
     
     RC::ConstHandle<CG::Adapter> memberAdapter = arrayType->getMemberAdapter();
     memberAdapter->llvmCompileToModule( basicBlockBuilder.getModuleBuilder() );
     return CG::ExprType( memberAdapter, exprType.getUsage() );
   }
   else if ( RT::isDict( exprType.getAdapter()->getType() ) )
   {
     RC::ConstHandle<CG::DictAdapter> dictType = RC::ConstHandle<CG::DictAdapter>::StaticCast( exprType.getAdapter() );
     
     RC::ConstHandle<CG::Adapter> valueAdapter = dictType->getValueAdapter();
     valueAdapter->llvmCompileToModule( basicBlockBuilder.getModuleBuilder() );
     return CG::ExprType( valueAdapter, exprType.getUsage() );
   }
   else throw Exception( "only arrays and dictionaries can be indexed" );
 }
Exemple #2
0
 CG::ExprValue IndexOp::buildExprValue( CG::BasicBlockBuilder &basicBlockBuilder, CG::Usage usage, std::string const &lValueErrorDesc ) const
 {
   CG::ExprValue result( basicBlockBuilder.getContext() );
   try
   {
     CG::ExprValue arrayExprValue = m_expr->buildExprValue( basicBlockBuilder, usage, lValueErrorDesc );
     RC::ConstHandle<CG::Adapter> adapter = arrayExprValue.getAdapter();
     
     if ( RT::isArray( arrayExprValue.getAdapter()->getType() ) )
     {
       RC::ConstHandle<CG::ArrayAdapter> arrayAdapter = RC::ConstHandle<CG::ArrayAdapter>::StaticCast( adapter );
       
       CG::ExprValue indexExprValue = m_indexExpr->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, lValueErrorDesc );
       RC::ConstHandle< CG::SizeAdapter > sizeAdapter = basicBlockBuilder.getManager()->getSizeAdapter();
       llvm::Value *indexExprRValue = sizeAdapter->llvmCast( basicBlockBuilder, indexExprValue );
       if ( indexExprRValue )
       {
         switch ( usage )
         {
           case CG::USAGE_LVALUE:
             result = CG::ExprValue(
               arrayAdapter->getMemberAdapter(),
               CG::USAGE_LVALUE,
               basicBlockBuilder.getContext(),
               arrayAdapter->llvmNonConstIndexOp(
                 basicBlockBuilder,
                 arrayExprValue.getValue(),
                 indexExprRValue,
                 &getLocation()
                 )
               );
             break;
           default:
             result = CG::ExprValue(
               arrayAdapter->getMemberAdapter(),
               CG::USAGE_RVALUE,
               basicBlockBuilder.getContext(),
               arrayAdapter->llvmConstIndexOp(
                 basicBlockBuilder,
                 arrayExprValue.getValue(),
                 indexExprRValue,
                 &getLocation()
                 )
               );
             break;
         }
       }
     }
     else if ( RT::isDict( arrayExprValue.getAdapter()->getType() ) )
     {
       RC::ConstHandle<CG::DictAdapter> dictAdapter = RC::ConstHandle<CG::DictAdapter>::StaticCast( adapter );
       
       CG::ExprValue indexExprValue = m_indexExpr->buildExprValue( basicBlockBuilder, CG::USAGE_RVALUE, lValueErrorDesc );
       RC::ConstHandle<CG::ComparableAdapter> keyAdapter = dictAdapter->getKeyAdapter();
       llvm::Value *indexExprRValue = keyAdapter->llvmCast( basicBlockBuilder, indexExprValue );
       if ( indexExprRValue )
       {
         switch ( usage )
         {
           case CG::USAGE_LVALUE:
             result = CG::ExprValue(
               dictAdapter->getValueAdapter(),
               CG::USAGE_LVALUE,
               basicBlockBuilder.getContext(),
               dictAdapter->llvmGetLValue(
                 basicBlockBuilder,
                 arrayExprValue.getValue(),
                 indexExprRValue
                 )
               );
             break;
           default:
             result = CG::ExprValue(
               dictAdapter->getValueAdapter(),
               CG::USAGE_RVALUE,
               basicBlockBuilder.getContext(),
               dictAdapter->llvmGetRValue(
                 basicBlockBuilder,
                 arrayExprValue.getValue(),
                 indexExprRValue
                 )
               );
             break;
         }
       }
     }
     else throw CG::Error( getLocation(), "only arrays and dictionaries can be indexed" );
   }
   catch ( CG::Error e )
   {
     throw e;
   }
   catch ( Exception e )
   {
     throw CG::Error( getLocation(), e );
   }
   return result;
 }