FAQ
*** Submitted as
https://code.google.com/p/go/source/detail?r=3bd3cbecadd8 ***

crypto/rc4: add simple amd64 asm implementation.

(Although it's still half the speed of OpenSSL.)

benchmark old ns/op new ns/op delta
BenchmarkRC4_128 1409 398 -71.75%
BenchmarkRC4_1K 10920 2898 -73.46%
BenchmarkRC4_8K 131323 23083 -82.42%

benchmark old MB/s new MB/s speedup
BenchmarkRC4_128 90.83 321.43 3.54x
BenchmarkRC4_1K 93.77 353.28 3.77x
BenchmarkRC4_8K 61.65 350.73 5.69x

R=rsc, remyoudompheng
CC=golang-dev, jgrahamc
https://codereview.appspot.com/7234055


https://codereview.appspot.com/7234055/

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