// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package arm64asm

import (
	"encoding/binary"
	"fmt"
)

type instArgs [5]instArg

// An instFormat describes the format of an instruction encoding.
// An instruction with 32-bit value x matches the format if x&mask == value
// and the predicator: canDecode(x) return true.
type instFormat struct {