EIPA/Assembler
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Started rewrite

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Added tokenizer (bugs!)
This commit is contained in:
XOR 2022-12-29 01:36:57 +01:00
parent 60c0e47668
commit f4a0b7b2c3
1 changed files with 58 additions and 48 deletions
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106
main.c
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@ -3,9 +3,10 @@
#include <stdlib.h>
#define MAX_MEMORY 1000000
#define MAX_TOKEN_SIZE 10
#define INSTRUCTION_OPERATION 0
#define INSTRUCTION_ADRESS 1
//#define INSTRUCTION_COMMENT 2
// #define INSTRUCTION_COMMENT 2
#define ALPHA 0
#define BETA 1
@ -16,70 +17,79 @@
#define VER_PATCH 0
#define TAG ALPHA
#define ASCII_TAB 9
#define ASCII_SPACE 32
#define ASCII_NEWLINE 10
int saveinstructionpart(unsigned short int part, char content[])
{
strcat(content,"\0"); //REMOVE
if(part==INSTRUCTION_OPERATION)
// strcat(content,"\0"); //REMOVE
if (part == INSTRUCTION_OPERATION)
{
printf("Operation: %s\n",content);
printf("Operation: %s\n", content);
}
else
{
printf("Adress: %s\n",content);
printf("Adress: %s\n", content);
}
return 0;
}
void tokenize(FILE *input_file, char tokens[][MAX_TOKEN_SIZE])
{
char current_char = 0;
unsigned int token_index = 0;
while ((current_char = fgetc(input_file)) != EOF)
{
switch (current_char)
{
case ASCII_TAB:
case ASCII_SPACE:
while(*input_file->_IO_read_ptr==ASCII_SPACE||*input_file->_IO_read_ptr==ASCII_TAB) //The character which fgetc will read the next time when its called
{
current_char=fgetc(input_file);
}
token_index++;
break;
case ASCII_NEWLINE:
token_index++;
tokens[token_index][0]=';';
token_index++;
break;
case ';':
while(*input_file->_IO_read_ptr!=ASCII_NEWLINE) //The character which fgetc will read the next time when its called
{
current_char=fgetc(input_file);
}
break;
default:
strncat(tokens[token_index],&current_char,1);
break;
}
}
tokens[token_index+1][0]=';';
}
int main(int argc, char const *argv[])
{
printf("-----------------\nEIPA Interpreter\n-----------------\n");
printf("-----------------\nEIPA Interpreter\nVersion: %d.%d.%d\n-----------------\n", VER_MAJOR, VER_MINOR, VER_PATCH);
char assembly_path[]= "test.eipa";
FILE *assembly_file = fopen(assembly_path,"r");
if(assembly_file==NULL)
char assembly_path[] = "test.eipa";
char image_path[] = "a.eipaimg";
FILE *output_file = fopen(image_path, "w");
FILE *assembly_file = fopen(assembly_path, "r");
if (assembly_file == NULL)
{
return 0;
}
if (output_file == NULL)
{
return 0;
}
int *instructions = malloc(MAX_MEMORY*sizeof(int8_t));
char current_char = fgetc(assembly_file);
char instruction_part_string[10];
int instruction_part=0; // 0 = Operation | 1 = Adress | 2 = Comment REMOVE COMMENT
while(current_char!=EOF)
{
//printf("%c",current_char);
if(current_char=='\n')
{
saveinstructionpart(instruction_part,instruction_part_string);
instruction_part = 0;
strcpy(instruction_part_string,"");
}
else if(current_char==';')
{
saveinstructionpart(instruction_part,instruction_part_string);
instruction_part=0;
strcpy(instruction_part_string,"");
while(current_char!='\n' && current_char!=EOF)
{
current_char = fgetc(assembly_file);
}
}
else if(current_char==' ')
{
saveinstructionpart(instruction_part,instruction_part_string);
instruction_part++;
strcpy(instruction_part_string,"");
}
else
{
strncat(instruction_part_string,&current_char,1);
}
current_char = fgetc(assembly_file);
}
saveinstructionpart(instruction_part,instruction_part_string);
char(*tokens)[MAX_TOKEN_SIZE] = malloc(sizeof(*tokens) * MAX_MEMORY);
tokenize(assembly_file, tokens);
fclose(assembly_file);
return 0;
}