src/test/bench.zig


1
2
3
4
5
6
7
8
9
10
11
12
13
14
15

const std = @import("std");

fn benchmark(name: []const u8, iters: usize, func: fn () anyerror!void) !void {
    var timer = try std.time.Timer.start();
    for (0..iters) |i| {
        _ = i;
        try func();
    }
    const ns: f64 = @floatFromInt(timer.lap());
    const secs = ns / 1_000_000_000;
    std.debug.print(
        "bench {s} x {}: {d:.3}s\n",
        .{ name, iters, secs },
    );
}