test/benchmarks/crypto: Improve benchmarks

- Use text/table for results
- Add more benchmarks

tests/benchmark/crypto/benchmark_aead.odin

@@ -0,0 +1,96 @@
+package benchmark_core_crypto
+
+import "base:runtime"
+import "core:crypto"
+import "core:testing"
+import "core:text/table"
+import "core:time"
+
+import "core:crypto/aead"
+
+@(private = "file")
+ITERS :: 10000
+@(private = "file")
+SIZES := []int{64, 1024, 65536}
+
+@(test)
+benchmark_crypto_aead :: proc(t: ^testing.T) {
+	runtime.DEFAULT_TEMP_ALLOCATOR_TEMP_GUARD()
+
+	tbl: table.Table
+	table.init(&tbl)
+	defer table.destroy(&tbl)
+
+	table.caption(&tbl, "AEAD")
+	table.aligned_header_of_values(&tbl, .Right, "Algorithm", "Size", "Time", "Throughput")
+
+	for algo, i in aead.Algorithm {
+		if algo == .Invalid {
+			continue
+		}
+		if i > 1 {
+			table.row(&tbl)
+		}
+
+		algo_name := aead.ALGORITHM_NAMES[algo]
+		key_sz := aead.KEY_SIZES[algo]
+
+		key := make([]byte, key_sz, context.temp_allocator)
+		crypto.rand_bytes(key)
+
+		// TODO: Benchmark all available imlementations?
+		ctx: aead.Context
+		aead.init(&ctx, algo, key)
+
+		for sz, _ in SIZES {
+			options := &time.Benchmark_Options{
+				rounds = ITERS,
+				bytes = aead.IV_SIZES[algo] + sz,
+				setup = setup_sized_buf,
+				bench = do_bench_aead,
+				teardown = teardown_sized_buf,
+			}
+			context.user_ptr = &ctx
+
+			err := time.benchmark(options, context.allocator)
+			testing.expect(t, err == nil)
+
+			time_per_iter := options.duration / ITERS
+			table.aligned_row_of_values(
+				&tbl,
+				.Right,
+				algo_name,
+				table.format(&tbl, "%d", sz),
+				table.format(&tbl, "%8M", time_per_iter),
+				table.format(&tbl, "%5.3f MiB/s", options.megabytes_per_second),
+			)
+		}
+	}
+
+	log_table(&tbl)
+}
+
+@(private = "file")
+do_bench_aead :: proc(
+	options: ^time.Benchmark_Options,
+	allocator := context.allocator,
+) -> (
+	err: time.Benchmark_Error,
+) {
+	tag_: [aead.MAX_TAG_SIZE]byte
+
+	ctx := (^aead.Context)(context.user_ptr)
+	iv_sz := aead.iv_size(ctx)
+
+	iv := options.input[:iv_sz]
+	buf := options.input[iv_sz:]
+	tag := tag_[:aead.tag_size(ctx)]
+
+	for _ in 0 ..= options.rounds {
+		aead.seal_ctx(ctx, buf, tag, iv, nil, buf)
+	}
+	options.count = options.rounds
+	options.processed = options.rounds * (options.bytes - iv_sz)
+
+	return
+}