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

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revision 3054 by schoenebeck, Thu Dec 15 12:47:45 2016 UTC revision 3260 by schoenebeck, Wed May 31 21:07:44 2017 UTC
# Line 1  Line 1 
1  /*                                                              -*- c++ -*-  /*                                                              -*- c++ -*-
2   *   *
3   * Copyright (c) 2014 - 2016 Christian Schoenebeck and Andreas Persson   * Copyright (c) 2014 - 2017 Christian Schoenebeck and Andreas Persson
4   *   *
5   * http://www.linuxsampler.org   * http://www.linuxsampler.org
6   *   *
# Line 20  Line 20 
20  #include <iostream>  #include <iostream>
21  #include <map>  #include <map>
22  #include <set>  #include <set>
23    #include <string.h> // for memset()
24  #include "../common/global.h"  #include "../common/global.h"
25  #include "../common/Ref.h"  #include "../common/Ref.h"
26  #include "../common/ArrayList.h"  #include "../common/ArrayList.h"
# Line 35  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 63  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 {
69    public:
70        ExprType_t exprType() const { return INT_ARR_EXPR; }
71        String evalCastToStr();
72    };
73    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:
77      ExprType_t exprType() const { return STRING_EXPR; }      ExprType_t exprType() const { return STRING_EXPR; }
# Line 168  class IntArrayVariable : public Variable Line 177  class IntArrayVariable : public Variable
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 189  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  };  };
# Line 333  public: Line 343  public:
343      bool isAssignable() const OVERRIDE { return dynVar->isAssignable(); }      bool isAssignable() const OVERRIDE { return dynVar->isAssignable(); }
344      bool isPolyphonic() const OVERRIDE { return false; }      bool isPolyphonic() const OVERRIDE { return false; }
345      void assign(Expression* expr) OVERRIDE { dynVar->assignExpr(expr); }      void assign(Expression* expr) OVERRIDE { dynVar->assignExpr(expr); }
346        VMIntArrayExpr* asIntArray() const OVERRIDE { return dynVar->asIntArray(); }
347      int evalInt() OVERRIDE;      int evalInt() OVERRIDE;
348      String evalStr() OVERRIDE;      String evalStr() OVERRIDE;
349      String evalCastToStr() OVERRIDE;      String evalCastToStr() OVERRIDE;
# Line 347  class FunctionCall : virtual public Leaf Line 358  class FunctionCall : virtual public Leaf
358  public:  public:
359      FunctionCall(const char* function, ArgsRef args, VMFunction* fn) :      FunctionCall(const char* function, ArgsRef args, VMFunction* fn) :
360          functionName(function), args(args), fn(fn) { }          functionName(function), args(args), fn(fn) { }
361      void dump(int level = 0);      void dump(int level = 0) OVERRIDE;
362      StmtFlags_t exec();      StmtFlags_t exec() OVERRIDE;
363      int evalInt();      int evalInt() OVERRIDE;
364      String evalStr();      VMIntArrayExpr* asIntArray() const OVERRIDE;
365      bool isConstExpr() const { return false; }      String evalStr() OVERRIDE;
366      ExprType_t exprType() const;      bool isConstExpr() const OVERRIDE { return false; }
367      String evalCastToStr();      ExprType_t exprType() const OVERRIDE;
368      bool isPolyphonic() const { return args->isPolyphonic(); }      String evalCastToStr() OVERRIDE;
369        bool isPolyphonic() const OVERRIDE { return args->isPolyphonic(); }
370  protected:  protected:
371      VMFnResult* execVMFn();      VMFnResult* execVMFn();
372  };  };
# Line 484  public: Line 496  public:
496      bool isPolyphonic() const { return m_condition->isPolyphonic() || m_statements->isPolyphonic(); }      bool isPolyphonic() const { return m_condition->isPolyphonic() || m_statements->isPolyphonic(); }
497  };  };
498    
499    class SyncBlock : public Statement {
500        StatementsRef m_statements;
501    public:
502        SyncBlock(StatementsRef statements) : m_statements(statements) {}
503        StmtType_t statementType() const { return STMT_SYNC; }
504        void dump(int level = 0);
505        Statements* statements() const;
506        bool isPolyphonic() const { return m_statements->isPolyphonic(); }
507    };
508    typedef Ref<SyncBlock,Node> SyncBlockRef;
509    
510  class Neg : public IntExpr {  class Neg : public IntExpr {
511      IntExprRef expr;      IntExprRef expr;
512  public:  public:
# Line 670  public: Line 693  public:
693      ArrayList<StackFrame> stack;      ArrayList<StackFrame> stack;
694      int stackFrame;      int stackFrame;
695      int suspendMicroseconds;      int suspendMicroseconds;
696        size_t instructionsCount;
697    
698      ExecContext() :      ExecContext() :
699          status(VM_EXEC_NOT_RUNNING), stackFrame(-1), suspendMicroseconds(0) {}          status(VM_EXEC_NOT_RUNNING), stackFrame(-1), suspendMicroseconds(0),
700            instructionsCount(0) {}
701    
702      virtual ~ExecContext() {}      virtual ~ExecContext() {}
703    
# Line 700  public: Line 725  public:
725      int suspensionTimeMicroseconds() const OVERRIDE {      int suspensionTimeMicroseconds() const OVERRIDE {
726          return suspendMicroseconds;          return suspendMicroseconds;
727      }      }
728    
729        void resetPolyphonicData() OVERRIDE {
730            if (polyphonicIntMemory.empty()) return;
731            memset(&polyphonicIntMemory[0], 0, polyphonicIntMemory.size() * sizeof(int));
732        }
733    
734        size_t instructionsPerformed() const OVERRIDE {
735            return instructionsCount;
736        }
737  };  };
738    
739  } // namespace LinuxSampler  } // namespace LinuxSampler
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