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

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revision 3221 by schoenebeck, Fri May 26 18:30:42 2017 UTC revision 3293 by schoenebeck, Tue Jun 27 22:19:19 2017 UTC
# Line 36  enum StmtType_t { Line 36  enum StmtType_t {
36      STMT_LIST,      STMT_LIST,
37      STMT_BRANCH,      STMT_BRANCH,
38      STMT_LOOP,      STMT_LOOP,
39        STMT_SYNC,
40  };  };
41    
42  class Node {  class Node {
# Line 64  public: Line 65  public:
65  };  };
66  typedef Ref<IntExpr,Node> IntExprRef;  typedef Ref<IntExpr,Node> IntExprRef;
67    
68  /*class IntArrayExpr : virtual public VMIntArrayExpr, virtual public Expression {  class IntArrayExpr : virtual public VMIntArrayExpr, virtual public Expression {
69  public:  public:
70      ExprType_t exprType() const { return INT_ARR_EXPR; }      ExprType_t exprType() const { return INT_ARR_EXPR; }
71      String evalCastToStr();      String evalCastToStr();
72  };  };
73  typedef Ref<IntArrayExpr,Node> IntArrayExprRef;*/  typedef Ref<IntArrayExpr,Node> IntArrayExprRef;
74    
75  class StringExpr : virtual public VMStringExpr, virtual public Expression {  class StringExpr : virtual public VMStringExpr, virtual public Expression {
76  public:  public:
# Line 172  public: Line 173  public:
173  };  };
174  typedef Ref<PolyphonicIntVariable,Node> PolyphonicIntVariableRef;  typedef Ref<PolyphonicIntVariable,Node> PolyphonicIntVariableRef;
175    
176  class IntArrayVariable : public Variable, virtual public VMIntArrayExpr {  class IntArrayVariable : public Variable, virtual public IntArrayExpr {
177      ArrayList<int> values;      ArrayList<int> values;
178  public:  public:
179      IntArrayVariable(ParserContext* ctx, int size);      IntArrayVariable(ParserContext* ctx, int size);
180      IntArrayVariable(ParserContext* ctx, int size, ArgsRef values);      IntArrayVariable(ParserContext* ctx, int size, ArgsRef values, bool _bConst = false);
181      void assign(Expression* expr) {} // ignore scalar assignment      void assign(Expression* expr) {} // ignore scalar assignment
182      String evalCastToStr() { return ""; } // ignore scalar cast to string      String evalCastToStr() { return ""; } // ignore scalar cast to string
183      ExprType_t exprType() const { return INT_ARR_EXPR; }      ExprType_t exprType() const { return INT_ARR_EXPR; }
# Line 197  public: Line 198  public:
198      BuiltInIntArrayVariable(const String& name, VMInt8Array* array);      BuiltInIntArrayVariable(const String& name, VMInt8Array* array);
199      int arraySize() const { return array->size; }      int arraySize() const { return array->size; }
200      int evalIntElement(uint i);      int evalIntElement(uint i);
201        bool isAssignable() const OVERRIDE { return !array->readonly; }
202      void assignIntElement(uint i, int value);      void assignIntElement(uint i, int value);
203      void dump(int level = 0);      void dump(int level = 0);
204  };  };
205  typedef Ref<BuiltInIntArrayVariable,Node> BuiltInIntArrayVariableRef;  typedef Ref<BuiltInIntArrayVariable,Node> BuiltInIntArrayVariableRef;
206    
207  class IntArrayElement : public IntVariable {  class IntArrayElement : public IntVariable {
208      IntArrayVariableRef array;      IntArrayExprRef array;
209      IntExprRef index;      IntExprRef index;
210  public:  public:
211      IntArrayElement(IntArrayVariableRef array, IntExprRef arrayIndex);      IntArrayElement(IntArrayExprRef array, IntExprRef arrayIndex);
212      void assign(Expression* expr);      void assign(Expression* expr);
213      int evalInt();      int evalInt();
214      void dump(int level = 0);      void dump(int level = 0);
# Line 331  public: Line 333  public:
333      virtual Statements* branch(uint i) const = 0;      virtual Statements* branch(uint i) const = 0;
334  };  };
335    
336  class DynamicVariableCall : public Variable, virtual public IntExpr, virtual public StringExpr {  class DynamicVariableCall : public Variable, virtual public IntExpr, virtual public StringExpr, virtual public IntArrayExpr {
337      VMDynVar* dynVar;      VMDynVar* dynVar;
338      String varName;      String varName;
339  public:  public:
# Line 345  public: Line 347  public:
347      int evalInt() OVERRIDE;      int evalInt() OVERRIDE;
348      String evalStr() OVERRIDE;      String evalStr() OVERRIDE;
349      String evalCastToStr() OVERRIDE;      String evalCastToStr() OVERRIDE;
350        int arraySize() const OVERRIDE { return dynVar->asIntArray()->arraySize(); }
351        int evalIntElement(uint i) OVERRIDE { return dynVar->asIntArray()->evalIntElement(i); }
352        void assignIntElement(uint i, int value) { return dynVar->asIntArray()->assignIntElement(i, value); }
353      void dump(int level = 0) OVERRIDE;      void dump(int level = 0) OVERRIDE;
354  };  };
355  typedef Ref<DynamicVariableCall,Node> DynamicVariableCallRef;  typedef Ref<DynamicVariableCall,Node> DynamicVariableCallRef;
# Line 494  public: Line 499  public:
499      bool isPolyphonic() const { return m_condition->isPolyphonic() || m_statements->isPolyphonic(); }      bool isPolyphonic() const { return m_condition->isPolyphonic() || m_statements->isPolyphonic(); }
500  };  };
501    
502    class SyncBlock : public Statement {
503        StatementsRef m_statements;
504    public:
505        SyncBlock(StatementsRef statements) : m_statements(statements) {}
506        StmtType_t statementType() const { return STMT_SYNC; }
507        void dump(int level = 0);
508        Statements* statements() const;
509        bool isPolyphonic() const { return m_statements->isPolyphonic(); }
510    };
511    typedef Ref<SyncBlock,Node> SyncBlockRef;
512    
513  class Neg : public IntExpr {  class Neg : public IntExpr {
514      IntExprRef expr;      IntExprRef expr;
515  public:  public:
# Line 607  public: Line 623  public:
623      std::vector<ParserIssue> vErrors;      std::vector<ParserIssue> vErrors;
624      std::vector<ParserIssue> vWarnings;      std::vector<ParserIssue> vWarnings;
625      std::vector<ParserIssue> vIssues;      std::vector<ParserIssue> vIssues;
626        std::vector<CodeBlock>   vPreprocessorComments;
627    
628      std::set<String> builtinPreprocessorConditions;      std::set<String> builtinPreprocessorConditions;
629      std::set<String> userPreprocessorConditions;      std::set<String> userPreprocessorConditions;
# Line 647  public: Line 664  public:
664      StatementsRef userFunctionByName(const String& name);      StatementsRef userFunctionByName(const String& name);
665      void addErr(int firstLine, int lastLine, int firstColumn, int lastColumn, const char* txt);      void addErr(int firstLine, int lastLine, int firstColumn, int lastColumn, const char* txt);
666      void addWrn(int firstLine, int lastLine, int firstColumn, int lastColumn, const char* txt);      void addWrn(int firstLine, int lastLine, int firstColumn, int lastColumn, const char* txt);
667        void addPreprocessorComment(int firstLine, int lastLine, int firstColumn, int lastColumn);
668      void createScanner(std::istream* is);      void createScanner(std::istream* is);
669      void destroyScanner();      void destroyScanner();
670      bool setPreprocessorCondition(const char* name);      bool setPreprocessorCondition(const char* name);
# Line 655  public: Line 673  public:
673      std::vector<ParserIssue> issues() const OVERRIDE;      std::vector<ParserIssue> issues() const OVERRIDE;
674      std::vector<ParserIssue> errors() const OVERRIDE;      std::vector<ParserIssue> errors() const OVERRIDE;
675      std::vector<ParserIssue> warnings() const OVERRIDE;      std::vector<ParserIssue> warnings() const OVERRIDE;
676        std::vector<CodeBlock> preprocessorComments() const OVERRIDE;
677      VMEventHandler* eventHandler(uint index) OVERRIDE;      VMEventHandler* eventHandler(uint index) OVERRIDE;
678      VMEventHandler* eventHandlerByName(const String& name) OVERRIDE;      VMEventHandler* eventHandlerByName(const String& name) OVERRIDE;
679      void registerBuiltInConstIntVariables(const std::map<String,int>& vars);      void registerBuiltInConstIntVariables(const std::map<String,int>& vars);
# Line 677  public: Line 696  public:
696    
697      ArrayList<int> polyphonicIntMemory;      ArrayList<int> polyphonicIntMemory;
698      VMExecStatus_t status;      VMExecStatus_t status;
699        StmtFlags_t flags;
700      ArrayList<StackFrame> stack;      ArrayList<StackFrame> stack;
701      int stackFrame;      int stackFrame;
702      int suspendMicroseconds;      int suspendMicroseconds;
703      size_t instructionsCount;      size_t instructionsCount;
704    
705      ExecContext() :      ExecContext() :
706          status(VM_EXEC_NOT_RUNNING), stackFrame(-1), suspendMicroseconds(0),          status(VM_EXEC_NOT_RUNNING), flags(STMT_SUCCESS), stackFrame(-1),
707          instructionsCount(0) {}          suspendMicroseconds(0), instructionsCount(0) {}
708    
709      virtual ~ExecContext() {}      virtual ~ExecContext() {}
710    
# Line 707  public: Line 727  public:
727          stack[0].statement = NULL;          stack[0].statement = NULL;
728          stack[0].subindex  = -1;          stack[0].subindex  = -1;
729          stackFrame = -1;          stackFrame = -1;
730            flags = STMT_SUCCESS;
731      }      }
732    
733      int suspensionTimeMicroseconds() const OVERRIDE {      int suspensionTimeMicroseconds() const OVERRIDE {
# Line 721  public: Line 742  public:
742      size_t instructionsPerformed() const OVERRIDE {      size_t instructionsPerformed() const OVERRIDE {
743          return instructionsCount;          return instructionsCount;
744      }      }
745    
746        void signalAbort() OVERRIDE {
747            flags = StmtFlags_t(flags | STMT_ABORT_SIGNALLED);
748        }
749    
750        void forkTo(VMExecContext* ectx) const OVERRIDE;
751  };  };
752    
753  } // namespace LinuxSampler  } // namespace LinuxSampler
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