Updated SM2加解密性能 (markdown)

SM2加解密性能.md

@@ -130,5 +130,62 @@ BenchmarkSM4GCMSeal8K
 BenchmarkSM4GCMSeal8K-6
    76536	     15293 ns/op	 535.67 MB/s	       0 B/op	       0 allocs/op
 ```
-总体而言，SM2加密算法并不适合大数据量的加密。
+
+KDF AVX2 8路并行后：
+```
+goos: windows
+goarch: amd64
+pkg: github.com/emmansun/gmsm/sm3
+cpu: Intel(R) Core(TM) i5-9500 CPU @ 3.00GHz
+BenchmarkKdfWithSM3
+BenchmarkKdfWithSM3/zLen=32-kLen=32
+BenchmarkKdfWithSM3/zLen=32-kLen=32-6
+ 5110020	       229.9 ns/op	      32 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=32-kLen=64
+BenchmarkKdfWithSM3/zLen=32-kLen=64-6
+ 2790901	       423.9 ns/op	      64 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=32-kLen=128
+BenchmarkKdfWithSM3/zLen=32-kLen=128-6
+ 2514219	       467.8 ns/op	     128 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=64-kLen=32
+BenchmarkKdfWithSM3/zLen=64-kLen=32-6
+ 3024373	       399.9 ns/op	      32 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=64-kLen=64
+BenchmarkKdfWithSM3/zLen=64-kLen=64-6
+ 2027554	       596.3 ns/op	      64 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=64-kLen=128
+BenchmarkKdfWithSM3/zLen=64-kLen=128-6
+ 1744693	       691.4 ns/op	     128 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=64-kLen=256
+BenchmarkKdfWithSM3/zLen=64-kLen=256-6
+ 1397571	       811.7 ns/op	     256 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=64-kLen=512
+BenchmarkKdfWithSM3/zLen=64-kLen=512-6
+  862700	      1385 ns/op	     512 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=64-kLen=1024
+BenchmarkKdfWithSM3/zLen=64-kLen=1024-6
+  507590	      2364 ns/op	    1024 B/op	       1 allocs/op
+BenchmarkKdfWithSM3/zLen=64-kLen=8192
+BenchmarkKdfWithSM3/zLen=64-kLen=8192-6
+   70632	     17524 ns/op	    8192 B/op	       1 allocs/op
+```
+```
+goos: windows
+goarch: amd64
+pkg: github.com/emmansun/gmsm/sm2
+cpu: Intel(R) Core(TM) i5-9500 CPU @ 3.00GHz
+BenchmarkEncrypt1K_SM2
+BenchmarkEncrypt1K_SM2-6
+   16662	     72808 ns/op	  14.06 MB/s	    2856 B/op	      13 allocs/op
+BenchmarkEncrypt8K_SM2
+BenchmarkEncrypt8K_SM2-6
+   10861	    111046 ns/op	  73.77 MB/s	   18344 B/op	      13 allocs/op
+BenchmarkEncrypt1M_SM2
+BenchmarkEncrypt1M_SM2-6
+     205	   5856919 ns/op	 179.03 MB/s	 2106029 B/op	      13 allocs/op
+BenchmarkSM4CBCEncrypt1M
+BenchmarkSM4CBCEncrypt1M-6
+     100	  10017195 ns/op	 104.68 MB/s	   10489 B/op	       0 allocs/op
+```
+