From 7856cda56c5cedd80a9df4b8c02a6f98aaedc0cc Mon Sep 17 00:00:00 2001 From: Sun Yimin Date: Thu, 9 Oct 2025 09:59:31 +0800 Subject: [PATCH] =?UTF-8?q?Updated=20sm2=5Fz256=5Floong64.S=20=E4=BB=A3?= =?UTF-8?q?=E7=A0=81=E5=88=86=E6=9E=90=20(markdown)?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- sm2_z256_loong64.S-代码分析.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sm2_z256_loong64.S-代码分析.md b/sm2_z256_loong64.S-代码分析.md index be7cfc6..5c271b8 100644 --- a/sm2_z256_loong64.S-代码分析.md +++ b/sm2_z256_loong64.S-代码分析.md @@ -71,6 +71,8 @@ $T_2=T_1 \ast P=t_0 \ast P= t_0 \ast (2^{256}-(2^{32} \ast 2^{192} + 0 \ast 2^{1 $T_2=(t_0-t_0>>32) \ast 2^{256}+(0 - t_0<<32) \ast 2^{192} + (0 - t_0>>32) \ast 2^{128} + (t_0 - t_0<<32) \ast 2^{64} - t_0$ $T_3=T + T_2=(t_4+t_0-t_0>>32) \ast 2^{256}+(t_3 - t_0<<32) \ast 2^{192} + (t_2 - t_0>>32) \ast 2^{128} + (t_1 + t_0 - t_0<<32) \ast 2^{64} $ 注释：这里 $t_0<<32$ 是 $t_0 \ast 2^{32}$ 的低64位， $t_0>>32$ 是 $t_0 \ast 2^{32}$ 的高64位。 +它这里先计算T的系数(WORD)，再计算 $T_3$ 的系数。 +