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Updated SM4性能优化 (markdown)

Sun Yimin 2021-03-21 19:32:02 +08:00
parent c172c6610e
commit 7177a07d38
1 changed files with 39 additions and 1 deletions
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40
SM4性能优化.md

@ -88,4 +88,42 @@ asm部分改造自aes的实现，优化结果很惊人！
CMAC使用CBC模式加密来生成MAC，基于CBC模式的串行化特点以及block加密的性能，其性能必定没有GCM模式好。
# CFB和OFB
Golang没提供这两种模式的优化接口，可能这两种模式不怎么推荐使用了，况且也就CFB解密可以并行。
Golang没提供这两种模式的优化接口，可能这两种模式不怎么推荐使用了，况且也就CFB解密可以并行。
# 和AES的比较
相比而言，差距还是有点大，最大的是GCM sign/open, 有二十多倍。
CPU: i5-8265U
goos: windows
goarch: amd64
pkg: github.com/emmansun/gmsm/sm4_test
BenchmarkAESCBCEncrypt1K-8 914280 1279 ns/op 800.49 MB/s 0 B/op 0 allocs/op
BenchmarkSM4CBCEncrypt1K-8 59565 20344 ns/op 50.34 MB/s 0 B/op 0 allocs/op
BenchmarkAESCBCDecrypt1K-8 798015 1671 ns/op 612.98 MB/s 0 B/op 0 allocs/op
BenchmarkSM4CBCDecrypt1K-8 194020 5739 ns/op 178.44 MB/s 0 B/op 0 allocs/op
BenchmarkAESCFBEncrypt1K-8 601120 2085 ns/op 488.83 MB/s 0 B/op 0 allocs/op
BenchmarkSM4CFBEncrypt1K-8 67990 21284 ns/op 47.88 MB/s 0 B/op 0 allocs/op
BenchmarkAESCFBDecrypt1K-8 750609 1774 ns/op 574.31 MB/s 0 B/op 0 allocs/op
BenchmarkSM4CFBDecrypt1K-8 58508 17990 ns/op 56.64 MB/s 0 B/op 0 allocs/op
BenchmarkAESCFBDecrypt8K-8 82408 14005 ns/op 584.56 MB/s 0 B/op 0 allocs/op
BenchmarkSM4CFBDecrypt8K-8 8594 141197 ns/op 57.98 MB/s 0 B/op 0 allocs/op
BenchmarkAESOFB1K-8 1000000 1222 ns/op 833.65 MB/s 0 B/op 0 allocs/op
BenchmarkSM4OFB1K-8 46080 22127 ns/op 46.05 MB/s 0 B/op 0 allocs/op
BenchmarkAESCTR1K-8 801361 1373 ns/op 741.94 MB/s 0 B/op 0 allocs/op
BenchmarkSM4CTR1K-8 226635 6007 ns/op 169.65 MB/s 0 B/op 0 allocs/op
BenchmarkAESCTR8K-8 109918 11466 ns/op 714.01 MB/s 0 B/op 0 allocs/op
BenchmarkSM4CTR8K-8 28767 48448 ns/op 168.99 MB/s 0 B/op 0 allocs/op
BenchmarkAESGCMSeal1K-8 4178898 308 ns/op 3329.79 MB/s 0 B/op 0 allocs/op
BenchmarkSM4GCMSeal1K-8 236019 5334 ns/op 191.99 MB/s 0 B/op 0 allocs/op
BenchmarkAESGCMOpen1K-8 4608244 313 ns/op 3272.58 MB/s 0 B/op 0 allocs/op
BenchmarkSM4GCMOpen1K-8 231393 8268 ns/op 123.85 MB/s 0 B/op 0 allocs/op
BenchmarkAESGCMSign1K-8 7460964 182 ns/op 5619.56 MB/s 0 B/op 0 allocs/op
BenchmarkSM4GCMSign1K-8 2458273 429 ns/op 2384.52 MB/s 0 B/op 0 allocs/op
BenchmarkAESGCMSign8K-8 1000000 1066 ns/op 7681.92 MB/s 0 B/op 0 allocs/op
BenchmarkSM4GCMSign8K-8 998692 1624 ns/op 5043.29 MB/s 0 B/op 0 allocs/op
BenchmarkAESGCMSeal8K-8 639726 1707 ns/op 4798.52 MB/s 0 B/op 0 allocs/op
BenchmarkSM4GCMSeal8K-8 27079 48554 ns/op 168.72 MB/s 0 B/op 0 allocs/op
BenchmarkAESGCMOpen8K-8 668884 2139 ns/op 3829.27 MB/s 0 B/op 0 allocs/op
BenchmarkSM4GCMOpen8K-8 26265 53390 ns/op 153.44 MB/s 0 B/op 0 allocs/op
PASS
ok github.com/emmansun/gmsm/sm4_test 47.862s