#ifndef _CODEGEN
#define _CODEGEN

#include <string>
using namespace std;

// defined in espresso.y
extern Program *ast;

// defined in espresso.y
extern StringTab stringtab;


// defined in espc.cc
extern bool codegenDebug;


// encapsulates vars needed for code generation
// and algs used.

// the constuctor passes in :
//          the ast for the program to analyze,
//          the class symbol table,
//          and the file to write instructions to

// genCode generates code for the ast

class CodeGen {
 public:
  CodeGen(Program *ast, ClassTable *classTable, ostream &assemFile);
  
  void genCode();

 private:
  Program *ast;
  ClassTable *classSymTab;
  ostream &outFile;

  // add more fields here as needed
};

#endif