From d975764eb9a7f907c13c522ed67c51246bcaa842 Mon Sep 17 00:00:00 2001
From: Sun Yimin <emmansun@users.noreply.github.com>
Date: Tue, 16 Aug 2022 14:14:28 +0800
Subject: [PATCH] Updated is my code constant time? (markdown)

---
 is-my-code-constant-time?.md | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/is-my-code-constant-time?.md b/is-my-code-constant-time?.md
index d114d8b..5254995 100644
--- a/is-my-code-constant-time?.md
+++ b/is-my-code-constant-time?.md
@@ -46,4 +46,8 @@ __INLINE void cpSM2KE_reduction_x2w(BNU_CHUNK_T *r, const BNU_CHUNK_T *a, const
    r[num_copy_bc - 1] = (r[num_copy_bc - 1] & mask) + vadd;
    return;
 }
-```
\ No newline at end of file
+```
+相对而言，第四步计算tB运算需要实现素数为Order n的montgomery运算:
+1. 纯golang可以通过代码生成。
+1. amd64/arm64，至少需要实现加法，乘法已经有了。
+