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symbolTableDef.h
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symbolTableDef.h
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/*
Group No. : 42
ID: 2020A7PS1214P Name: Darshan Abhaykumar
ID: 2020A7PS0970P Name: Debjit Kar
ID:2020A7PS0986P Name: Nidhish Parekh
*/
#ifndef SYMBOLTABLEDEF_H
#define SYMBOLTABLEDEF_H
#include "tree.h"
#include "ast.h"
#include "lexer.h"
typedef struct {
int valid;
int line; // Line number for ERROR generation
int offset; // Offset
int width; // Width
char r1[10]; // Array Low Range
char r2[10]; // Array High Range
int isStatic; // Static or Dynamic Array
int isArray; // Array or not
int type; // type of element
int scope[2]; // scope line
// char scopeName[MAX_LEXEME];
char lexeme[MAX_LEXEME]; // variable name
int isFor; // If it is a for loop variable
int isWhile; // If it is a while loop variable
int changed; // If the while loop variable changed
int isOp; // If it is an O/P parameter
int paraNum; // Index of the I/P or O/P parameter
} SymTableEntry;
struct SymTable{
struct SymTable* firstChild;
struct SymTable* nextSibling;
struct SymTable* parent;
int nesting; // Nesting level
char moduleName[MAX_LEXEME]; // scope name
int symScope[2];
SymTableEntry entries[MODULO]; // Array of entries
};
typedef struct SymTable* SYMTABLE;
typedef struct {
SYMTABLE firstChild;
int valid;
char lexeme[MAX_LEXEME]; // module name
SymTableEntry ip_list[50];
SymTableEntry op_list[50];
int sizeOp; // Number of elements in O/P List
int sizeIp; // Number of elements in I/P List
int isDec; // If it is a module declaration. 1 if module declaration and not called yet, 0 if not declared yet, 2 if declared and called
} GlobalSymTable;
typedef GlobalSymTable* GLOBALSYMTABLE;
struct recurseStruct {
int line; // Line number for ERROR generation
int offset; // Offset
int width; // Width
char r1[10]; // Array Low Range
char r2[10]; // Array High Range
int isStatic; // Static or Dynamic Array
int isArray; // Array or not
token type; // type of element
int scope[2]; // scope line
int numval; // numeric value if any
int isFor; // If it is a for loop variable
int isWhile; // If it is a while loop variable
int changed; // If the while loop variable changed
};
typedef struct recurseStruct* RECURSESTRUCT;
#endif