From c58010eaa4db1c29f760ca2e370b974440965a67 Mon Sep 17 00:00:00 2001
From: Wataru Otsubo <wotsubo@icepp.s.u-tokyo.ac.jp>
Date: Sun, 1 Jun 2025 03:56:19 +0900
Subject: [PATCH] update CHANGELOG

---
 CHANGELOG.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0f7d9a0..b256eb0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Improve error message from syn in generator. !15
 - Removed top level module (register_interface), and now it can have arbitrary name.
 - Use full path `RegisterSpec`s to avoid unused `use`
+- Use `u8` and `u16` for `T` of registers when the mask is 0xff or 0xffff, instead of defining new tuple struct.
 
 ## [0.3.1] - 2025-04-11