44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
#ifndef SYMBOLSTABLE_H
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#define SYMBOLSTABLE_H
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#include <stdint.h>
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#include <stdlib.h>
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#include <errno.h>
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#include <stdio.h>
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#include <string.h>
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#include <sys/types.h>
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#include "opcodes.h"
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#include "token.h"
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#define SYMBOLSTABLE_DEFAULT_CAPACITY 128
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typedef struct __token_node {
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const Token* Token;
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struct __token_node* Left;
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struct __token_node* Right;
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} TokenNode;
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typedef struct _symbol {
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const char* Name;
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int Address;
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int Length;
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const Token* Token;
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TokenNode* ValueExpression;
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} Symbol;
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typedef struct {
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Symbol** Symbols;
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int Size;
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int Capacity;
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} SymbolTable;
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SymbolTable* CreateSymbolTable(void);
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TokenNode* CreateTokenNode(const Token* token);
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int TryGetSymbol(const char* name, const SymbolTable* table, Symbol** outSymbol);
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Symbol* AddSymbolToTable(const char* name, int address, SymbolTable* table);
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void FreeSymbolTable(SymbolTable* table);
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void FreeSymbol(Symbol* symbol);
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int SymbolResolved(const Symbol* symbol);
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int TryGetSymbolValue(const Symbol* symbol, const SymbolTable* table, unsigned short* value);
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#endif |