void execute(bf_instruction_t* program, bf_env_t* environment) {
printf("\n------------------Execution start.---------------------\n");
bf_instruction_t* currentInstruction = program;
while(currentInstruction != NULL){
switch(currentInstruction->type){
case INC_PTR:
inc_ptr(environment, currentInstruction->parameters);
break;
case DEC_PTR:
dec_ptr(environment, currentInstruction->parameters);
break;
case READ:
read(environment, currentInstruction->parameters);
break;
case PRINT:
print(environment, currentInstruction->parameters);
break;
case PTR_LEFT:
ptr_left(environment, currentInstruction->parameters);
break;
case PTR_RIGHT:
ptr_right(environment, currentInstruction->parameters);
break;
case WHILE:
/* do nothing */
if(!(environment->memory[environment->ptr])){
currentInstruction = currentInstruction->parameters;
}
break;
case ENDWHILE:
if(environment->memory[environment->ptr]) {
/* jump back to associated while */
currentInstruction = currentInstruction->parameters;
} else {
/* do nothing, we're continuing in the program */
}
break;
}
currentInstruction = currentInstruction->next;
}
printf("\n------------------Execution end.---------------------\n");
}
inline void Atomic::dec(volatile size_t* dest) {
dec_ptr((volatile intptr_t*) dest);
}
