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std: some more docs for std.atomic.Int

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daurnimator 2020-11-19 00:44:38 +11:00
parent 513e8161dd
commit eb4d93ece3
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lib/std/atomic/int.zig
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@ -30,11 +30,13 @@ pub fn Int(comptime T: type) type {
@atomicStore(T, &self.unprotected_value, value, ordering);
}
/// Twos complement wraparound increment
/// Returns previous value
pub fn incr(self: *Self) T {
return self.rmw(.Add, 1, .SeqCst);
}
/// Twos complement wraparound decrement
/// Returns previous value
pub fn decr(self: *Self) T {
return self.rmw(.Sub, 1, .SeqCst);
@ -52,6 +54,8 @@ pub fn Int(comptime T: type) type {
return self.rmw(.Xchg, new_value, .SeqCst);
}
/// Twos complement wraparound add
/// Returns previous value
pub fn fetchAdd(self: *Self, op: T) T {
return self.rmw(.Add, op, .SeqCst);
}