void VM_start(bstring binary, bstring filename)
{
STATE = State_new();
Runtime_init(state);
VALUE lobby = Lobby_new(state); // toplevel object
state->lobby = lobby;
state->binary = binary;
BytecodeFile *file = BytecodeFile_new(state, filename);
int fn_count = DArray_count(file->function_names);
for(int j=0; j < fn_count; j++) {
bstring fn_name = (bstring)DArray_at(file->function_names, j);
Function *fn = (Function*)Hashmap_get(file->functions, fn_name);
Hashmap_set(state->functions, fn_name, fn);
}
bstring main_fn = bfromcstr("0_main");
CallFrame *top_frame = CallFrame_new(lobby, STATE_FN(main_fn), NULL);
bdestroy(main_fn);
top_frame->name = "main";
Stack_push(FRAMES, top_frame);
// now we're ready to bootstrap
State_bootstrap(state);
// and run the codes!
VM_run(state);
State_destroy(state);
}
void runvm (VM *vm, Program *p, int *es) {
if (VM_getDebugMode ()) {
puts ("Running the following program: ");
Program_print (p);
}
*es = VM_run (vm);
VM_destroy (vm);
}
int main(int argc, char** argv) {
VM* vm = VM_new();
const s32 code[] = {
0x05, 0x00,
0x14, -3,
0x16, 0x00,
0x0b, 0x01,
0x0a, 0x00,
0x17, 0x00,
0x18,
0x09, 0x01,
0x0a, 0x01,
0x17, 0x00,
0x01, 0x01,
0x02,
0x16, 0x00,
0x17, 0x00,
0x18,
0x01, 0x00,
0x12,
0x0d, 0x00,
0x09, 0x02,
0x08,
0x06,
0x15, 0x68, 0x65, 0x6c, 0x6c, 0x6f, 0x00,
0x01, 0x07,
0x19,
0x03,
0x07, 0x00, 0x01,
0x00
};
VM_run(vm, code);
return 0;
}
void VM_runFromString(VM* vm, const char* code) {
s32 generated_code[1024];
int index = 0, bufptr = 0, codeptr = 0;
char buf[128];
while (1) {
if (code[index] == ' ' || code[index] == '\0') {
char* hexa = malloc(bufptr);
for (int i = 0; i < bufptr; i++) {
hexa[i] = buf[i];
}
bufptr = 0;
memset(buf, 0, sizeof(buf));
generated_code[codeptr++] = (s32)strtol(hexa, NULL, 16);
free(hexa);
if (code[index] == '\0') {
break;
}
} else {
buf[bufptr++] = code[index];
}
index++;
}
VM_run(vm, generated_code);
}