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зеркало из https://github.com/henrydcase/nobs.git synced 2024-11-22 15:18:57 +00:00
nobs/utils/cpu.go
Kris Kwiatkowski 08f7315b64 DRBG: Speed improvements
* CTR-DRBG doesn't call "NewCipher" for block encryption
* Changes API of CTR-DRBG, so that read operation implementes io.Reader

Benchmark results:
----------------------
benchmark           old ns/op     new ns/op     delta
BenchmarkInit-4     1118          3579          +220.13%
BenchmarkRead-4     5343          14589         +173.05%

benchmark           old allocs     new allocs     delta
BenchmarkInit-4     15             0              -100.00%
BenchmarkRead-4     67             0              -100.00%

benchmark           old bytes     new bytes     delta
BenchmarkInit-4     1824          0             -100.00%
BenchmarkRead-4     9488          0             -100.00%
2019-04-09 14:37:59 +01:00

18 строки
240 B
Go

package utils
type x86 struct {
// Signals support for MULX which is in BMI2
HasBMI2 bool
// Signals support for ADX
HasADX bool
// Signals support for AES
HasAES bool
// Signals support for RDSEED
HasRDSEED bool
}
var X86 x86