func doinit() {
	options = []option{
		{Name: "aes", Feature: &ARM64.HasAES},
		{Name: "pmull", Feature: &ARM64.HasPMULL},
		{Name: "sha1", Feature: &ARM64.HasSHA1},
		{Name: "sha2", Feature: &ARM64.HasSHA2},
		{Name: "sha512", Feature: &ARM64.HasSHA512},
		{Name: "crc32", Feature: &ARM64.HasCRC32},
		{Name: "atomics", Feature: &ARM64.HasATOMICS},
		{Name: "cpuid", Feature: &ARM64.HasCPUID},
		{Name: "isNeoverse", Feature: &ARM64.IsNeoverse},
	}

pkg runtime (freebsd-arm64), const GOOS = "freebsd"
pkg runtime (freebsd-arm64-cgo), const GOARCH = "arm64"
pkg runtime (freebsd-arm64-cgo), const GOOS = "freebsd"
pkg strconv (freebsd-arm64), const IntSize = 64
pkg strconv (freebsd-arm64-cgo), const IntSize = 64
pkg syscall (freebsd-arm64), const AF_APPLETALK = 16
pkg syscall (freebsd-arm64), const AF_APPLETALK ideal-int

pkg runtime (darwin-arm64), const GOOS = "darwin"
pkg runtime (darwin-arm64-cgo), const GOARCH = "arm64"
pkg runtime (darwin-arm64-cgo), const GOOS = "darwin"
pkg strconv (darwin-arm64), const IntSize = 64
pkg strconv (darwin-arm64-cgo), const IntSize = 64
pkg syscall (darwin-arm64), const AF_APPLETALK = 16
pkg syscall (darwin-arm64), const AF_APPLETALK ideal-int

	old_goarch := GOARCH
	old_goarm64 := GOARM64

	GOARCH = "arm64"

	os.Setenv("GOARM64", "v9.5")
	GOARM64 = goarm64()
	tags := gogoarchTags()
	want := []string{"arm64.v9.0", "arm64.v9.1", "arm64.v9.2", "arm64.v9.3", "arm64.v9.4", "arm64.v9.5",
		"arm64.v8.0", "arm64.v8.1", "arm64.v8.2", "arm64.v8.3", "arm64.v8.4", "arm64.v8.5", "arm64.v8.6", "arm64.v8.7", "arm64.v8.8", "arm64.v8.9"}
	if len(tags) != len(want) {

	}
	// arm64:`CMN`,-`CMP`
	if b+c != 0 {
		c5 = 1
	}
	// arm64:`CMN`,-`CMP`
	if a == -c {
		c6 = 1
	}
	// arm64:`CMN`,-`CMP`
	if b != -d {
		c7 = 1
	}
	// arm64:`CMN`,-`CMP`
	if a*b+c == 0 {
		c8 = 1
	}
	// arm64:`CMN`,-`CMP`
	if a*c+b != 0 {
		c9 = 1
	}
	// arm64:`CMP`,-`CMN`
	if b*c-a == 0 {
		c10 = 1
	}
	// arm64:`CMP`,-`CMN`
	if a*d-b != 0 {
		c11 = 1

	} else {
		x0 = b + 1
	}
	// arm64:"CSINC\tMI", -"CSEL"
	r0 = x0

	if s <= t {
		x1 = a
	} else {
		x1 = ^b
	}
	// arm64:"CSINV\tLS", -"CSEL"
	r1 = x1

	if s > t {
		x2 = a
	} else {
		x2 = -b
	}
	// arm64:"CSNEG\tMI", -"CSEL"
	r2 = x2

	if s >= t {
		x3 = -1
	} else {
		x3 = 0
	}
	// arm64:"CSETM\tLS", -"CSEL"
	r3 = x3

	if s == t {

func RotateLeft16(n uint16, s int) uint16 {
	// amd64:"ROLW" 386:"ROLW"
	// arm64:"RORW",-"CSEL"
	return bits.RotateLeft16(n, s)
}

func RotateLeft8(n uint8, s int) uint8 {
	// amd64:"ROLB" 386:"ROLB"
	// arm64:"LSL","LSR",-"CSEL"
	return bits.RotateLeft8(n, s)
}

func RotateLeftVariable(n uint, m int) uint {
	// amd64:"ROLQ"
	// arm64:"ROR"
	// ppc64x:"ROTL"
	// s390x:"RLLG"
	// wasm:"I64Rotl"

func TestARMErrors(t *testing.T) {
	testErrors(t, "arm", "armerror")
}

func TestARM64EndToEnd(t *testing.T) {
	testEndToEnd(t, "arm64", "arm64")
}

func TestARM64Encoder(t *testing.T) {
	testEndToEnd(t, "arm64", "arm64enc")
}

func TestARM64Errors(t *testing.T) {
	testErrors(t, "arm64", "arm64error")
}

func TestAMD64EndToEnd(t *testing.T) {
	testEndToEnd(t, "amd64", "amd64")
}

}

func sbfx4(x int16) int64 {
	return int64(x) >> 3 // arm64:"SBFX\t[$]3, R[0-9]+, [$]13",-"ASR"
}

func sbfx5(x int8) int64 {
	return int64(x) >> 3 // arm64:"SBFX\t[$]3, R[0-9]+, [$]5",-"ASR"
}

func sbfx6(x int32) int64 {
	return int64(x >> 30) // arm64:"SBFX\t[$]30, R[0-9]+, [$]2"
}

func sbfx7(x int16) int64 {

	if !cpu.ARM64.HasCRC32 {
		panic("arch-specific crc32 instruction for Castagnoli not available")
	}
}

func archUpdateCastagnoli(crc uint32, p []byte) uint32 {
	if !cpu.ARM64.HasCRC32 {
		panic("arch-specific crc32 instruction for Castagnoli not available")
	}

	return ^castagnoliUpdate(^crc, p)
}

func archAvailableIEEE() bool {
	return cpu.ARM64.HasCRC32
}

func archInitIEEE() {
	if !cpu.ARM64.HasCRC32 {