diff options
Diffstat (limited to 'lib/std/atomic/int.zig')
| -rw-r--r-- | lib/std/atomic/int.zig | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/lib/std/atomic/int.zig b/lib/std/atomic/int.zig index 155a340b0a..b06575e05f 100644 --- a/lib/std/atomic/int.zig +++ b/lib/std/atomic/int.zig @@ -10,6 +10,9 @@ const testing = std.testing; /// Thread-safe, lock-free integer pub fn Int(comptime T: type) type { + if (!std.meta.trait.isIntegral(T)) + @compileError("Expected integral type, got '" ++ @typeName(T) ++ "'"); + return extern struct { unprotected_value: T, @@ -21,14 +24,26 @@ pub fn Int(comptime T: type) type { /// Read, Modify, Write pub fn rmw(self: *Self, comptime op: builtin.AtomicRmwOp, operand: T, comptime ordering: builtin.AtomicOrder) T { + switch (ordering) { + .Monotonic, .Acquire, .Release, .AcqRel, .SeqCst => {}, + else => @compileError("Invalid ordering '" ++ @tagName(ordering) ++ "' for a RMW operation"), + } return @atomicRmw(T, &self.unprotected_value, op, operand, ordering); } pub fn load(self: *Self, comptime ordering: builtin.AtomicOrder) T { + switch (ordering) { + .Unordered, .Monotonic, .Acquire, .SeqCst => {}, + else => @compileError("Invalid ordering '" ++ @tagName(ordering) ++ "' for a load operation"), + } return @atomicLoad(T, &self.unprotected_value, ordering); } pub fn store(self: *Self, value: T, comptime ordering: builtin.AtomicOrder) void { + switch (ordering) { + .Unordered, .Monotonic, .Release, .SeqCst => {}, + else => @compileError("Invalid ordering '" ++ @tagName(ordering) ++ "' for a store operation"), + } @atomicStore(T, &self.unprotected_value, value, ordering); } |