forked from n3tael/labast
n3tael
d6e290f916
* стек теперь не бесконечный. задать можно через аргумент cli (максимум 65535, дефолт: 256)
12 lines
398 B
Rust
12 lines
398 B
Rust
use crate::{errors::RunError, stack::StackVec};
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pub fn kjnz(memory: &mut StackVec, labels: &mut [Option<i16>; 256], program_counter: &mut u16, data: u16) {
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if labels[data as usize].is_none() {
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eprintln!("{}", RunError::UnknownLabel(data));
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std::process::exit(2);
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}
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if memory.last() != 0 {
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*program_counter = (labels[data as usize].unwrap() - 1) as u16;
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}
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} |