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Updated SM2 MFMM (2) (markdown)

Sun Yimin 2024-02-22 10:29:31 +08:00
parent 75d0ce1057
commit 6dbffdac4e
1 changed files with 1 additions and 3 deletions
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SM2-MFMM-(2).md

@ -58,11 +58,9 @@ $t_3=t_3 + t_0 \ast p_3$
使用MULXQ/ADCXQ/ADOXQ: 使用MULXQ/ADCXQ/ADOXQ:
```asm ```asm
MOVQ t0, DX MOVQ t0, DX
XORQ BX, BX
XORQ SI, SI XORQ SI, SI
MULXQ p1, AX, DI MULXQ p1, AX, DI
ADCXQ BX, AX
ADOXQ AX, t1 ADOXQ AX, t1
MULXQ p2, AX, BX MULXQ p2, AX, BX
@ -77,7 +75,7 @@ $t_3=t_3 + t_0 \ast p_3$
ADOXQ SI, t0 ADOXQ SI, t0
``` ```
乘法: 3 乘法: 3
加法：8 加法：7
### 方案二：(移位、加法、减法) ### 方案二：(移位、加法、减法)
$T_2=T_1 \ast P=t_0 \ast P= t_0 \ast (2^{256}-(2^{32} \ast 2^{192} + 0 \ast 2^{128} + (2^{32} - 1) \ast 2^{64} + 1))$ $T_2=T_1 \ast P=t_0 \ast P= t_0 \ast (2^{256}-(2^{32} \ast 2^{192} + 0 \ast 2^{128} + (2^{32} - 1) \ast 2^{64} + 1))$