74 lines
1.3 KiB
C
74 lines
1.3 KiB
C
/* Copyright (C) 2023 Aryadev Chavali
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* You may distribute and modify this code under the terms of the
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* GPLv2 license. You should have received a copy of the GPLv2
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* license with this file. If not, please write to:
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* aryadev@aryadevchavali.com.
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* Created: 2023-10-24
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* Author: Aryadev Chavali
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* Description: Lexer for assembly language
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*/
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#ifndef LEXER_H
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#define LEXER_H
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#include <lib/darr.h>
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typedef enum TokenType
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{
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TOKEN_LITERAL_NUMBER,
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TOKEN_LITERAL_CHAR,
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TOKEN_NOOP,
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TOKEN_HALT,
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TOKEN_PUSH,
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TOKEN_POP,
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TOKEN_PUSH_REG,
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TOKEN_MOV,
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TOKEN_DUP,
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TOKEN_MALLOC,
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TOKEN_MSET,
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TOKEN_MGET,
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TOKEN_MDELETE,
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TOKEN_MSIZE,
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TOKEN_NOT,
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TOKEN_OR,
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TOKEN_AND,
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TOKEN_XOR,
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TOKEN_EQ,
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TOKEN_LT,
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TOKEN_LTE,
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TOKEN_GT,
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TOKEN_GTE,
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TOKEN_PLUS,
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TOKEN_MULT,
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TOKEN_PRINT,
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TOKEN_JUMP,
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TOKEN_JUMP_IF,
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TOKEN_SYMBOL,
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} token_type_t;
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typedef struct
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{
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token_type_t type;
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size_t column, line;
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char *str;
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size_t str_size;
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} token_t;
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typedef enum
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{
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LERR_OK = 0,
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LERR_INVALID_CHAR_LITERAL,
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} lerr_t;
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const char *lerr_as_cstr(lerr_t);
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typedef darr_t buffer_t;
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typedef darr_t token_stream_t;
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#define TOKEN_STREAM_AT(STREAM_DATA, INDEX) (((token_t *)(STREAM_DATA))[INDEX])
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const char *token_type_as_cstr(token_type_t type);
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lerr_t tokenise_buffer(buffer_t *, token_stream_t *);
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#endif
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