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Implement copy

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This commit is contained in:
raymon
2022-01-07 14:07:38 +01:00
committed by Raymon Zutekouw
parent e0257e3675
commit f6aafae281
1 changed files with 18 additions and 1 deletions
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src/main.rs
+18 -1
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@@ -162,7 +162,24 @@ fn to_bf(rule: Rule, operand: &str, state: &mut State, out: &mut Builder) {
Rule::copy => {
let variable_name = operand;
println!("Copy to variable '{}'", variable_name);
out.append("copy\n");
let source_address = state.mem_pointer.to_string();
to_bf(Rule::var, "__temp", state, out);
out.append("[");
to_bf(Rule::sub, "1", state, out);
to_bf(Rule::point, variable_name, state, out);
to_bf(Rule::add, "1", state, out);
to_bf(Rule::point, "__temp", state, out);
to_bf(Rule::add, "1", state, out);
to_bf(Rule::pointa, &source_address, state, out);
out.append("]");
to_bf(Rule::point, "__temp", state, out);
out.append("[");
to_bf(Rule::sub, "1", state, out);
to_bf(Rule::pointa, &source_address, state, out);
to_bf(Rule::add, "1", state, out);
to_bf(Rule::point, "__temp", state, out);
out.append("]");
to_bf(Rule::delvar, "__temp", state, out);
}
Rule::setz => {
println!("Set current variable to zero");