From 42ca5e0e9ced13ab745d5676dfbc1908e4e64571 Mon Sep 17 00:00:00 2001
From: Benjamin Wasty <benny.wasty@gmail.com>
Date: Sat, 26 Jan 2019 20:16:52 +0100
Subject: [PATCH] add uint operator benchmarks (#82)

---
 uint/benches/bigint.rs | 120 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 120 insertions(+)

diff --git a/uint/benches/bigint.rs b/uint/benches/bigint.rs
index 513ba10..0ab541e 100644
--- a/uint/benches/bigint.rs
+++ b/uint/benches/bigint.rs
@@ -182,6 +182,126 @@ fn u128_mul(b: &mut Bencher) {
     });
 }
 
+#[bench]
+fn u256_bit_and(b: &mut Bencher) {
+	let one = U256([12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+	let two = U256([2096410819092764509, 8483673822214032535, 36306297304129857, 3453]);
+    b.iter(|| {
+        black_box(one) & black_box(two)
+    });
+}
+
+#[bench]
+fn u512_bit_and(b: &mut Bencher) {
+	let one = U512([8326634216714383706, 15837136097609390493, 13004317189126203332, 7031796866963419685, 12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+	let two = U512([11707750893627518758, 17679501210898117940, 2472932874039724966, 11177683849610900539, 2096410819092764509, 8483673822214032535, 36306297304129857, 3453]);
+    b.iter(|| {
+        black_box(one) & black_box(two)
+    });
+}
+
+#[bench]
+fn u256_bit_xor(b: &mut Bencher) {
+	let one = U256([12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+	let two = U256([2096410819092764509, 8483673822214032535, 36306297304129857, 3453]);
+    b.iter(|| {
+        black_box(one) ^ black_box(two)
+    });
+}
+
+#[bench]
+fn u512_bit_xor(b: &mut Bencher) {
+	let one = U512([8326634216714383706, 15837136097609390493, 13004317189126203332, 7031796866963419685, 12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+	let two = U512([11707750893627518758, 17679501210898117940, 2472932874039724966, 11177683849610900539, 2096410819092764509, 8483673822214032535, 36306297304129857, 3453]);
+    b.iter(|| {
+        black_box(one) ^ black_box(two)
+    });
+}
+
+#[bench]
+fn u256_bit_or(b: &mut Bencher) {
+	let one = U256([12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+	let two = U256([2096410819092764509, 8483673822214032535, 36306297304129857, 3453]);
+    b.iter(|| {
+        black_box(one) | black_box(two)
+    });
+}
+
+#[bench]
+fn u512_bit_or(b: &mut Bencher) {
+	let one = U512([8326634216714383706, 15837136097609390493, 13004317189126203332, 7031796866963419685, 12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+	let two = U512([11707750893627518758, 17679501210898117940, 2472932874039724966, 11177683849610900539, 2096410819092764509, 8483673822214032535, 36306297304129857, 3453]);
+    b.iter(|| {
+        black_box(one) | black_box(two)
+    });
+}
+
+#[bench]
+fn u256_not(b: &mut Bencher) {
+	let one = U256([12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+    b.iter(|| {
+        !black_box(one)
+    });
+}
+
+#[bench]
+fn u512_not(b: &mut Bencher) {
+	let one = U512([8326634216714383706, 15837136097609390493, 13004317189126203332, 7031796866963419685, 12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+    b.iter(|| {
+        !black_box(one)
+    });
+}
+
+#[bench]
+fn u256_shl(b: &mut Bencher) {
+	let one = U256([12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+    b.iter(|| {
+        black_box(one) << 128
+    });
+}
+
+#[bench]
+fn u512_shl(b: &mut Bencher) {
+	let one = U512([8326634216714383706, 15837136097609390493, 13004317189126203332, 7031796866963419685, 12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+    b.iter(|| {
+        black_box(one) << 128
+    });
+}
+
+#[bench]
+fn u256_shr(b: &mut Bencher) {
+	let one = U256([12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+    b.iter(|| {
+        black_box(one) >> 128
+    });
+}
+
+#[bench]
+fn u512_shr(b: &mut Bencher) {
+	let one = U512([8326634216714383706, 15837136097609390493, 13004317189126203332, 7031796866963419685, 12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+    b.iter(|| {
+        black_box(one) >> 128
+    });
+}
+
+#[bench]
+fn u256_ord(b: &mut Bencher) {
+	let one = U256([12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+	let two = U256([2096410819092764509, 8483673822214032535, 36306297304129857, 3453]);
+    b.iter(|| {
+        black_box(one) < black_box(two)
+    });
+}
+
+#[bench]
+fn u512_ord(b: &mut Bencher) {
+	let one = U512([8326634216714383706, 15837136097609390493, 13004317189126203332, 7031796866963419685, 12767554894655550452, 16333049135534778834, 140317443000293558, 598963]);
+	let two = U512([11707750893627518758, 17679501210898117940, 2472932874039724966, 11177683849610900539, 2096410819092764509, 8483673822214032535, 36306297304129857, 3453]);
+    b.iter(|| {
+        black_box(one) < black_box(two)
+    });
+}
+
 #[bench]
 fn u256_from_le(b: &mut Bencher) {
     b.iter(|| {