Adam Langley 310d4dd6b6 rand: new-style locking and support rdrand. ... Pure /dev/urandom, no buffering (previous behaviour): Did 2320000 RNG (16 bytes) operations in 3000082us (773312.2 ops/sec): 12.4 MB/s Did 209000 RNG (256 bytes) operations in 3011984us (69389.5 ops/sec): 17.8 MB/s Did 6851 RNG (8192 bytes) operations in 3052027us (2244.7 ops/sec): 18.4 MB/s Pure rdrand speed: Did 34930500 RNG (16 bytes) operations in 3000021us (11643418.5 ops/sec): 186.3 MB/s Did 2444000 RNG (256 bytes) operations in 3000164us (814622.1 ops/sec): 208.5 MB/s Did 80000 RNG (8192 bytes) operations in 3020968us (26481.6 ops/sec): 216.9 MB/s rdrand + ChaCha (as in this change): Did 19498000 RNG (16 bytes) operations in 3000086us (6499147.0 ops/sec): 104.0 MB/s Did 1964000 RNG (256 bytes) operations in 3000566us (654543.2 ops/sec): 167.6 MB/s Did 62000 RNG (8192 bytes) operations in 3034090us (20434.5 ops/sec): 167.4 MB/s Change-Id: Ie17045650cfe75858e4498ac28dbc4dcf8338376 Reviewed-on: https://boringssl-review.googlesource.com/4328 Reviewed-by: Adam Langley <agl@google.com>		2015-04-14 20:13:42 +00:00
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rdrand-x86_64.pl	rand: new-style locking and support rdrand.	2015-04-14 20:13:42 +00:00