diff options
Diffstat (limited to 'vm/main.c')
-rw-r--r-- | vm/main.c | 62 |
1 files changed, 38 insertions, 24 deletions
@@ -17,17 +17,49 @@ #include "./runtime.h" #include <lib/inst.h> -int interpret_bytecode(const char *filepath) +void usage(const char *program_name, FILE *out) +{ + fprintf(out, + "Usage: %s [OPTIONS] FILE\n" + "\t FILE: Bytecode file to execute\n" + "\tOptions:\n" + "\t\t To be developed...\n", + program_name); +} + +int main(int argc, char *argv[]) { - FILE *fp = fopen(filepath, "rb"); + if (argc == 1) + { + usage(argv[0], stderr); + return 1; + } + const char *filename = argv[1]; + +#if VERBOSE >= 1 + printf("[%sINTERPRETER%s]: Interpreting `%s`\n", TERM_YELLOW, TERM_RESET, + filename); +#endif + + FILE *fp = fopen(filename, "rb"); size_t number = 0; inst_t *instructions = insts_read_bytecode_file(fp, &number); fclose(fp); +#if VERBOSE >= 1 + printf("\t[%sBYTECODE-READER%s]: Read %lu instructions\n", TERM_GREEN, + TERM_RESET, number); +#endif + byte stack[256]; vm_t vm = {0}; vm_load_stack(&vm, stack, ARR_SIZE(stack)); vm_load_program(&vm, instructions, number); + +#if VERBOSE >= 1 + printf("\t[%sVM-SETUP%s]: Loaded stack and program into VM\n", TERM_GREEN, + TERM_RESET); +#endif err_t err = vm_execute_all(&vm); int ret = 0; @@ -39,27 +71,9 @@ int interpret_bytecode(const char *filepath) ret = 255 - err; } free(instructions); - return ret; -} - -void usage(const char *program_name, FILE *out) -{ - fprintf(out, - "Usage: %s [OPTIONS] FILE\n" - "\t FILE: Bytecode file to execute\n" - "\tOptions:\n" - "\t\t To be developed...\n", - program_name); -} -int main(int argc, char *argv[]) -{ - if (argc == 1) - { - usage(argv[0], stderr); - return 1; - } - const char *filename = argv[1]; - - return interpret_bytecode(filename); +#if VERBOSE >= 1 + printf("[%sINTERPRETER%s]: Finished execution\n", TERM_GREEN, TERM_RESET); +#endif + return ret; } |