/[svn]/linuxsampler/trunk/src/scriptvm/tree.h
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Diff of /linuxsampler/trunk/src/scriptvm/tree.h

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revision 2879 by schoenebeck, Tue Apr 19 14:07:53 2016 UTC revision 2951 by schoenebeck, Fri Jul 15 20:07:47 2016 UTC
# Line 104  public: Line 104  public:
104  };  };
105  typedef Ref<Args,Node> ArgsRef;  typedef Ref<Args,Node> ArgsRef;
106    
107  class Variable : virtual public Expression {  class Variable : virtual public VMVariable, virtual public Expression {
108  public:  public:
109      virtual bool isConstExpr() const { return bConst; }      bool isConstExpr() const OVERRIDE { return bConst; }
110        bool isAssignable() const OVERRIDE { return !bConst; }
111      virtual void assign(Expression* expr) = 0;      virtual void assign(Expression* expr) = 0;
112        void assignExpr(VMExpr* expr) OVERRIDE { Expression* e = dynamic_cast<Expression*>(expr); if (e) assign(e); }
113  protected:  protected:
114      Variable(ParserContext* ctx, int _memPos, bool _bConst)      Variable(ParserContext* ctx, int _memPos, bool _bConst)
115          : context(ctx), memPos(_memPos), bConst(_bConst) {}          : context(ctx), memPos(_memPos), bConst(_bConst) {}
# Line 148  class BuiltInIntVariable : public IntVar Line 150  class BuiltInIntVariable : public IntVar
150      VMIntRelPtr* ptr;      VMIntRelPtr* ptr;
151  public:  public:
152      BuiltInIntVariable(const String& name, VMIntRelPtr* ptr);      BuiltInIntVariable(const String& name, VMIntRelPtr* ptr);
153        bool isAssignable() const OVERRIDE { return !ptr->readonly; }
154      void assign(Expression* expr);      void assign(Expression* expr);
155      int evalInt();      int evalInt();
156      void dump(int level = 0);      void dump(int level = 0);
# Line 320  public: Line 323  public:
323      virtual Statements* branch(uint i) const = 0;      virtual Statements* branch(uint i) const = 0;
324  };  };
325    
326    class DynamicVariableCall : public Variable, virtual public IntExpr, virtual public StringExpr {
327        VMDynVar* dynVar;
328        String varName;
329    public:
330        DynamicVariableCall(const String& name, ParserContext* ctx, VMDynVar* v);
331        ExprType_t exprType() const OVERRIDE { return dynVar->exprType(); }
332        bool isConstExpr() const OVERRIDE { return dynVar->isConstExpr(); }
333        bool isAssignable() const OVERRIDE { return dynVar->isAssignable(); }
334        bool isPolyphonic() const OVERRIDE { return false; }
335        void assign(Expression* expr) OVERRIDE { dynVar->assignExpr(expr); }
336        int evalInt() OVERRIDE;
337        String evalStr() OVERRIDE;
338        String evalCastToStr() OVERRIDE;
339        void dump(int level = 0) OVERRIDE;
340    };
341    typedef Ref<DynamicVariableCall,Node> DynamicVariableCallRef;
342    
343  class FunctionCall : virtual public LeafStatement, virtual public IntExpr, virtual public StringExpr {  class FunctionCall : virtual public LeafStatement, virtual public IntExpr, virtual public StringExpr {
344      String functionName;      String functionName;
345      ArgsRef args;      ArgsRef args;
# Line 518  public: Line 538  public:
538  };  };
539  typedef Ref<Or,Node> OrRef;  typedef Ref<Or,Node> OrRef;
540    
541    class BitwiseOr : virtual public BinaryOp, virtual public IntExpr {
542    public:
543        BitwiseOr(IntExprRef lhs, IntExprRef rhs) : BinaryOp(lhs,rhs) {}
544        int evalInt();
545        void dump(int level = 0);
546    };
547    typedef Ref<BitwiseOr,Node> BitwiseOrRef;
548    
549  class And : virtual public BinaryOp, virtual public IntExpr {  class And : virtual public BinaryOp, virtual public IntExpr {
550  public:  public:
551      And(IntExprRef lhs, IntExprRef rhs) : BinaryOp(lhs,rhs) {}      And(IntExprRef lhs, IntExprRef rhs) : BinaryOp(lhs,rhs) {}
# Line 526  public: Line 554  public:
554  };  };
555  typedef Ref<And,Node> AndRef;  typedef Ref<And,Node> AndRef;
556    
557    class BitwiseAnd : virtual public BinaryOp, virtual public IntExpr {
558    public:
559        BitwiseAnd(IntExprRef lhs, IntExprRef rhs) : BinaryOp(lhs,rhs) {}
560        int evalInt();
561        void dump(int level = 0);
562    };
563    typedef Ref<BitwiseAnd,Node> BitwiseAndRef;
564    
565  class Not : virtual public IntExpr {  class Not : virtual public IntExpr {
566      IntExprRef expr;      IntExprRef expr;
567  public:  public:
# Line 537  public: Line 573  public:
573  };  };
574  typedef Ref<Not,Node> NotRef;  typedef Ref<Not,Node> NotRef;
575    
576    class BitwiseNot : virtual public IntExpr {
577        IntExprRef expr;
578    public:
579        BitwiseNot(IntExprRef expr) : expr(expr) {}
580        int evalInt() { return ~expr->evalInt(); }
581        void dump(int level = 0);
582        bool isConstExpr() const { return expr->isConstExpr(); }
583        bool isPolyphonic() const { return expr->isPolyphonic(); }
584    };
585    typedef Ref<BitwiseNot,Node> BitwiseNotRef;
586    
587  class ParserContext : public VMParserContext {  class ParserContext : public VMParserContext {
588  public:  public:
589      struct Error {      struct Error {
# Line 555  public: Line 602  public:
602      std::set<String> userPreprocessorConditions;      std::set<String> userPreprocessorConditions;
603    
604      std::map<String,VariableRef> vartable;      std::map<String,VariableRef> vartable;
605        std::map<String,StatementsRef> userFnTable;
606      int globalIntVarCount;      int globalIntVarCount;
607      int globalStrVarCount;      int globalStrVarCount;
608      int polyphonicIntVarCount;      int polyphonicIntVarCount;
# Line 586  public: Line 634  public:
634      IntVariableRef globalIntVar(const String& name);      IntVariableRef globalIntVar(const String& name);
635      StringVariableRef globalStrVar(const String& name);      StringVariableRef globalStrVar(const String& name);
636      VariableRef variableByName(const String& name);      VariableRef variableByName(const String& name);
637      void addErr(int line, const char* txt);      StatementsRef userFunctionByName(const String& name);
638      void addWrn(int line, const char* txt);      void addErr(int firstLine, int lastLine, int firstColumn, int lastColumn, const char* txt);
639        void addWrn(int firstLine, int lastLine, int firstColumn, int lastColumn, const char* txt);
640      void createScanner(std::istream* is);      void createScanner(std::istream* is);
641      void destroyScanner();      void destroyScanner();
642      bool setPreprocessorCondition(const char* name);      bool setPreprocessorCondition(const char* name);
# Line 601  public: Line 650  public:
650      void registerBuiltInConstIntVariables(const std::map<String,int>& vars);      void registerBuiltInConstIntVariables(const std::map<String,int>& vars);
651      void registerBuiltInIntVariables(const std::map<String,VMIntRelPtr*>& vars);      void registerBuiltInIntVariables(const std::map<String,VMIntRelPtr*>& vars);
652      void registerBuiltInIntArrayVariables(const std::map<String,VMInt8Array*>& vars);      void registerBuiltInIntArrayVariables(const std::map<String,VMInt8Array*>& vars);
653        void registerBuiltInDynVariables(const std::map<String,VMDynVar*>& vars);
654  };  };
655    
656  class ExecContext : public VMExecContext {  class ExecContext : public VMExecContext {
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