From 83ff767c5faf59dc34054230716f16c8b8ce257f Mon Sep 17 00:00:00 2001
From: cscherr <Christoph.Scherr@newtec.de>
Date: Wed, 9 Jul 2025 17:29:24 +0200
Subject: [PATCH] feat(crc): add iai bench

---
 Cargo.lock                           | 7 +++++++
 crates/crc/Cargo.toml                | 5 +++++
 crates/crc/benches/crc32bench_iai.rs | 8 ++++++++
 3 files changed, 20 insertions(+)
 create mode 100755 crates/crc/benches/crc32bench_iai.rs

diff --git a/Cargo.lock b/Cargo.lock
index 0fbf02d..60af98c 100755
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -140,6 +140,7 @@ name = "crc"
 version = "0.1.0"
 dependencies = [
  "criterion",
+ "iai",
 ]
 
 [[package]]
@@ -321,6 +322,12 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "iai"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "71a816c97c42258aa5834d07590b718b4c9a598944cd39a52dc25b351185d678"
+
 [[package]]
 name = "itertools"
 version = "0.10.5"
diff --git a/crates/crc/Cargo.toml b/crates/crc/Cargo.toml
index 7f5389e..9a3105d 100755
--- a/crates/crc/Cargo.toml
+++ b/crates/crc/Cargo.toml
@@ -7,7 +7,12 @@ edition = "2024"
 
 [dev-dependencies]
 criterion = "0.3"
+iai = "0.1.1"
 
 [[bench]]
 name = "crc32bench"
 harness = false
+
+[[bench]]
+name = "crc32bench_iai"
+harness = false
diff --git a/crates/crc/benches/crc32bench_iai.rs b/crates/crc/benches/crc32bench_iai.rs
new file mode 100755
index 0000000..9976877
--- /dev/null
+++ b/crates/crc/benches/crc32bench_iai.rs
@@ -0,0 +1,8 @@
+use crc::{Crc, Crc32};
+use iai::black_box;
+
+fn iai_benchmark_short() -> <Crc32 as Crc>::Checksum {
+    Crc32::checksum(black_box(&crc::CHECK_DATA))
+}
+
+iai::main!(iai_benchmark_short);