Aryadev Chavali
1c0bd20cba
Pretty simple implementation, I've stopped printing the tokens cos I think the lexer is done.
65 lines
1.6 KiB
C
65 lines
1.6 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: 2023-10-23
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* Author: Aryadev Chavali
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* Description: Assembly source code compiler, targeting OVM
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*/
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#include <lib/darr.h>
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#include "./lexer.h"
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#include "./parser.h"
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int main(void)
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{
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int ret = 0;
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const char *filename = "main.asm";
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FILE *fp = fopen(filename, "rb");
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darr_t buffer = darr_read_file(fp);
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fclose(fp);
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token_stream_t tokens = tokenise_buffer(&buffer);
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printf("%lu bytes -> %lu tokens\n", buffer.used, tokens.available);
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free(buffer.data);
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size_t number = 0;
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inst_t *instructions = NULL;
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perr_t parse_error = parse_stream(&tokens, &instructions, &number);
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if (parse_error)
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{
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size_t column = 0;
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size_t line = 0;
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if (tokens.used < tokens.available)
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{
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token_t t = TOKEN_STREAM_AT(tokens.data, tokens.used);
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column = t.column;
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line = t.line;
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}
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fprintf(stderr, "%s:%lu:%lu: %s\n", filename, line, column,
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perr_as_cstr(parse_error));
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ret = 255 - parse_error;
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goto end;
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}
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for (size_t i = 0; i < number; ++i)
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{
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inst_print(instructions[i], stdout);
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puts("");
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}
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// Free the tokens
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end:
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if (tokens.data)
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{
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for (size_t i = 0; i < tokens.available; ++i)
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free(TOKEN_STREAM_AT(tokens.data, i).str);
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free(tokens.data);
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}
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if (instructions)
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free(instructions);
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return ret;
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}
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