15 lines
563 B
Go
15 lines
563 B
Go
|
// +build go1.9
|
||
|
|
|
||
|
|
package xxhash
|
||
|
|
|
||
|
|
import "math/bits"
|
||
|
|
|
||
|
|
func rol1(x uint64) uint64 { return bits.RotateLeft64(x, 1) }
|
||
|
|
func rol7(x uint64) uint64 { return bits.RotateLeft64(x, 7) }
|
||
|
|
func rol11(x uint64) uint64 { return bits.RotateLeft64(x, 11) }
|
||
|
|
func rol12(x uint64) uint64 { return bits.RotateLeft64(x, 12) }
|
||
|
|
func rol18(x uint64) uint64 { return bits.RotateLeft64(x, 18) }
|
||
|
|
func rol23(x uint64) uint64 { return bits.RotateLeft64(x, 23) }
|
||
|
|
func rol27(x uint64) uint64 { return bits.RotateLeft64(x, 27) }
|
||
|
|
func rol31(x uint64) uint64 { return bits.RotateLeft64(x, 31) }
|