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fix(zig): use the Io awake clock in the bench harness (Zig 0.16) #354

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Merged
hyperpolymath merged 1 commit into from
Oct 7, 2026
Merged

fix(zig): use the Io awake clock in the bench harness (Zig 0.16) #354

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6 changes: 3 additions & 3 deletions ffi/zig/src/bench.zig
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Original file line number Diff line number Diff line change
Expand Up @@ -23,14 +23,14 @@ fn benchmarkFn(comptime name: []const u8, comptime func: anytype) void {
}

// Measure (std.time.Timer was removed in Zig 0.16; the monotonic Io
// clock is the replacement)
const started = std.Io.Clock.Timestamp.now(shim.io(), .monotonic);
// clock, `.awake`, is the replacement)
const started = std.Io.Clock.Timestamp.now(shim.io(), .awake);

for (0..BENCH_ITERS) |_| {
func();
}

const ended = std.Io.Clock.Timestamp.now(shim.io(), .monotonic);
const ended = std.Io.Clock.Timestamp.now(shim.io(), .awake);
const elapsed_ns: u64 = @intCast(started.durationTo(ended).raw.nanoseconds);
const per_op_ns = elapsed_ns / BENCH_ITERS;
const ops_per_sec = if (per_op_ns > 0) @as(u64, 1_000_000_000) / per_op_ns else 0;
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