ivy/asm/lex.h

#ifndef _LEX_H_
#define _LEX_H_

#include <fx/core/queue.h>
#include <fx/ds/dict.h>
#include <fx/ds/string.h>
#include <ivy/asm/lex.h>
#include <stdint.h>

enum lexer_state_type {
	STATE_NORMAL,
	STATE_STRING,
	STATE_DSTRING,
};

struct lexer_state {
	enum lexer_state_type s_type;
	fx_queue_entry s_entry;
};

struct ivy_asm_lexer_symbol_node {
	char s_char;
	enum ivy_asm_symbol s_id;

	fx_queue_entry s_entry;
	fx_queue s_children;
};

struct lex_token_def {
	int id;
	const char *name;
	uint64_t name_hash;
};

struct ivy_asm_lexer {
	struct ivy_asm_lexer_symbol_node *lex_sym_tree;
	struct ivy_line_source *lex_source;
	fx_dict *lex_keywords;
	enum ivy_status lex_status;

	fx_queue lex_queue;
	enum ivy_asm_token_type lex_prev_token;

	fx_string *lex_temp;
	fx_queue lex_state;
	unsigned int lex_brace_depth;

	char *lex_linebuf;
	size_t lex_linebuf_len;
	size_t lex_linebuf_cap;
	size_t lex_linebuf_ptr;
};

#endif