//go:build arm64 && !generic
// +build arm64,!generic

package sm3

import "golang.org/x/sys/cpu"

var useSM3NI = cpu.ARM64.HasSM3

var t = []uint32{
	0x79cc4519,
	0x9d8a7a87,
}

//go:noescape
func blockARM64(dig *digest, p []byte)

//go:noescape
func blockSM3NI(h []uint32, p []byte, t []uint32)

func block(dig *digest, p []byte) {
	if !useSM3NI {
		blockARM64(dig, p)
	} else {
		h := dig.h[:]
		blockSM3NI(h, p, t)
	}
}