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Add potential short-circuit.

This commit is contained in:
Thomas Harte 2024-04-29 22:45:30 -04:00
parent 71c5a1d419
commit 5da01e4fd8

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@ -58,7 +58,9 @@ struct Executor {
/// @returns @c true if @c condition implies an appropriate perform call should be made for this instruction,
/// @c false otherwise.
bool should_schedule(Condition condition) {
return registers_.test(condition);
// This short-circuit of registers_.test provides the necessary compiler clue that
// Condition::AL is not only [[likely]] but [[exceedingly likely]].
return condition == Condition::AL ? true : registers_.test(condition);
}
template <bool allow_register, bool set_carry, typename FieldsT>