45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
#include "../includes/token.h"
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TokenClass GetTokenClass(TokenType);
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Token* CreateToken(char* lexeme, void* value, int lineNumber, TokenType type) {
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Token* token = calloc(1, sizeof(Token));
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if (!token) {
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fprintf(stderr, "Failed to calloc memory for Token. %s.\n", strerror(errno));
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return NULL;
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}
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token->type = type;
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token->line = lineNumber;
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token->lexeme = lexeme;
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token->value = value;
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token->token_class = GetTokenClass(type);
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return token;
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}
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TokenClass GetTokenClass(TokenType type) {
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if (type >= R1 && type <= R8) return Reg;
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if (type >= COPY && type <= OUT) return Nmomic;
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if (type >= DB && type <= ORG) return Directive;
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switch(type) {
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case STRING:
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case IDENTIFIER:
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case LABEL:
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return Address;
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case NUMBER:
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return Constant;
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default:
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return None;
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}
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}
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void FreeToken(Token* token) {
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if (!token) return;
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if (token->value && (token->type >= STRING || token->type == NUMBER)) free(token->value);
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free(token);
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} |