scarlett/compiler-the-translators
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restructured table, still have to update print table properly as well as grammar rules

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Partho Bhattacharya
2025-03-14 13:35:25 -04:00
parent f0e0d7bdbc
commit 63534d1daf
2 changed files with 47 additions and 37 deletions
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23
src/symbol_table.h
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@ -3,6 +3,8 @@
#include <stdlib.h>
#include <string.h>
struct TableNode;
typedef struct{
int size;
}primitive_info;
@ -21,12 +23,13 @@ typedef struct{
//shouldn't need to store any values (like sizes of dimenions or the location
//int* sizesofdimensions;
//do have to store type of array
TableNode* typeofarray;
struct TableNode* typeofarray;
}array_info;
typedef struct{
//similar to above we define a record to hold the number of elements and an array of tablenodes (types) that it contains in the > int numofelements;
TableNode* listoftypes;
//similar to above we define a record to hold the number of elements and an array of tablenodes (types) that it contains in the >
int numofelements;
struct TableNode* listoftypes;
}record_info;
typedef struct{
@ -35,8 +38,8 @@ typedef struct{
}function_declaration_info;
typedef struct{
TableNode* parameter;
TableNode* returntype;
struct TableNode* parameter;
struct TableNode* returntype;
}function_type_info;
typedef union {
@ -44,8 +47,8 @@ typedef union {
array_info* ArrayAdInfo;
record_info* RecAdInfo;
//string_info* StringAdInfo;
func_dec_info* FunDecAdInfo;
func_type_info* FunTypeAdInfo;
function_declaration_info* FunDecAdInfo;
function_type_info* FunTypeAdInfo;
}AdInfo;
typedef struct ListOfTable {
@ -56,11 +59,11 @@ typedef struct ListOfTable {
typedef struct TableNode {
//reference to the type entry that this is
TableNode* theType;
struct TableNode* theType;
char* theName;
AdInfo* additionalinfo;
struct TableNode* next;
} TableNode;
}TableNode;
typedef struct SymbolTable {
TableNode* entries;
@ -71,7 +74,6 @@ typedef struct SymbolTable {
} SymbolTable;
SymbolTable* CreateScope(SymbolTable* ParentScope, int Line, int Column);
TableNode* CreateEntry(SymbolTable* table, char* typeOf, char* id);
TableNode* table_lookup(SymbolTable* table, char* x);
TableNode* look_up(SymbolTable* table, char* x);
void print_symbol_table(SymbolTable* table, FILE* file_ptr);
@ -83,6 +85,7 @@ SymbolTable* getFirstChild(ListOfTable* lt);
ListOfTable* getRestOfChildren(ListOfTable* lt);
TableNode* getFirstEntry(SymbolTable* st);
TableNode* getNextEntry(TableNode* tn);
SymbolTable* init(SymbolTable* scope);
char* getType(TableNode* tn);
char* getName(TableNode* tn);
int getLine(SymbolTable* st);