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mirror of https://github.com/octoleo/restic.git synced 2024-11-16 01:57:10 +00:00
restic/vendor/github.com/cespare/xxhash/rotate.go
Igor Fedorenko c52198d12c restorer: go mod vendor; go mod tidy
Signed-off-by: Igor Fedorenko <igor@ifedorenko.com>
2020-02-26 16:15:04 +01:00

15 lines
643 B
Go

// +build !go1.9
package xxhash
// TODO(caleb): After Go 1.10 comes out, remove this fallback code.
func rol1(x uint64) uint64 { return (x << 1) | (x >> (64 - 1)) }
func rol7(x uint64) uint64 { return (x << 7) | (x >> (64 - 7)) }
func rol11(x uint64) uint64 { return (x << 11) | (x >> (64 - 11)) }
func rol12(x uint64) uint64 { return (x << 12) | (x >> (64 - 12)) }
func rol18(x uint64) uint64 { return (x << 18) | (x >> (64 - 18)) }
func rol23(x uint64) uint64 { return (x << 23) | (x >> (64 - 23)) }
func rol27(x uint64) uint64 { return (x << 27) | (x >> (64 - 27)) }
func rol31(x uint64) uint64 { return (x << 31) | (x >> (64 - 31)) }