var UnitTypes = []UnitType{{
	Units: []Unit{
		{"B", []string{"b", "byte"}, 1},
		{"kB", []string{"kb", "kbyte", "kilobyte"}, float64(1 << 10)},
		{"MB", []string{"mb", "mbyte", "megabyte"}, float64(1 << 20)},
		{"GB", []string{"gb", "gbyte", "gigabyte"}, float64(1 << 30)},
		{"TB", []string{"tb", "tbyte", "terabyte"}, float64(1 << 40)},
		{"PB", []string{"pb", "pbyte", "petabyte"}, float64(1 << 50)},
	},

// If the value passed in is not actually a map, this will panic.
func ByteKeySet[T any](theMap map[byte]T) Byte {
	return Byte(KeySet(theMap))
}

// Insert adds items to the set.
func (s Byte) Insert(items ...byte) Byte {
	return Byte(cast(s).Insert(items...))
}

// Delete removes all items from the set.
func (s Byte) Delete(items ...byte) Byte {
	return Byte(cast(s).Delete(items...))
}

	MOVOU (CX)(AX*1), X1
	PXOR  X1, X0
	MOVOU X0, (BX)(AX*1)
	ADDQ  $16, AX
	CMPQ  DX, AX
	JNE   loop16b
	RET

	PCALIGN $16
loop_1b:
	SUBQ  $1, DX           // XOR 1byte backwards.
	MOVB  (SI)(DX*1), DI
	MOVB  (CX)(DX*1), AX
	XORB  AX, DI
	MOVB  DI, (BX)(DX*1)
	TESTQ $7, DX           // AND 7 & len, if not zero jump to loop_1b.
	JNZ   loop_1b

	f1 := Filter{
		set: true,
		Prefix: Prefix{
			string: "doc/",
			set:    true,
			Unused: struct{}{},
		},
		ObjectSizeGreaterThan: 100 * humanize.MiByte,
		ObjectSizeLessThan:    100 * humanize.GiByte,
	}
	b, err := xml.Marshal(f1)
	if err != nil {
		t.Fatalf("Failed to marshal %v", f1)
	}
	var f2 Filter
	err = xml.Unmarshal(b, &f2)
	if err != nil {
		t.Fatalf("Failed to unmarshal %s", string(b))

type input struct {
	str   string
	bytes []byte
}

func inputBytes(str []byte) input {
	return input{bytes: str}
}

func inputString(str string) input {
	return input{str: str}
}

func (in *input) setBytes(str []byte) {
	in.str = ""
	in.bytes = str
}

func (in *input) setString(str string) {
	in.str = str
	in.bytes = nil
}

func (in *input) _byte(p int) byte {
	if in.bytes == nil {

        is Boolean -> KaConstantValue.KaBooleanConstantValue(value, expression)
        is Char -> KaConstantValue.KaCharConstantValue(value, expression)
        is Byte -> KaConstantValue.KaByteConstantValue(value, expression)
        is UByte -> KaConstantValue.KaUnsignedByteConstantValue(value, expression)
        is Short -> KaConstantValue.KaShortConstantValue(value, expression)

// split the stack, or acquire mutexes). We can't call RawSyscall
// because it's not safe even for BSD-subsystem calls.
//
//go:norace
func forkAndExecInChild(argv0 *byte, argv, envv []*byte, chroot, dir *byte, attr *ProcAttr, sys *SysProcAttr, pipe int) (pid int, err Errno) {
	// Declare all variables at top in case any
	// declarations require heap allocation (e.g., err1).
	var (
		r1              uintptr

	b[0] = byte(v)
	b[1] = byte(v >> 8)
	b[2] = byte(v >> 16)
	b[3] = byte(v >> 24)
	b[4] = byte(v >> 32)
	b[5] = byte(v >> 40)
	b[6] = byte(v >> 48)
	b[7] = byte(v >> 56)
}

func LeAppendUint64(b []byte, v uint64) []byte {
	return append(b,
		byte(v),
		byte(v>>8),
		byte(v>>16),
		byte(v>>24),
		byte(v>>32),
		byte(v>>40),
		byte(v>>48),
		byte(v>>56),
	)
}

	BYTE $0x7c; BYTE $0xc1; BYTE $0xc2; BYTE $0xc3
	BYTE $0xc4; BYTE $0xc5; BYTE $0xc6; BYTE $0xc7
	BYTE $0xc8; BYTE $0xc9; BYTE $0xd1; BYTE $0xd2
	BYTE $0xd3; BYTE $0xd4; BYTE $0xd5; BYTE $0xd6
	BYTE $0xd7; BYTE $0xd8; BYTE $0xd9; BYTE $0xe2
	BYTE $0xe3; BYTE $0xe4; BYTE $0xe5; BYTE $0xe6
	BYTE $0xe7; BYTE $0xe8; BYTE $0xe9; BYTE $0xad
	BYTE $0xe0; BYTE $0xbd; BYTE $0x5f; BYTE $0x6d
	BYTE $0x79; BYTE $0x81; BYTE $0x82; BYTE $0x83

	nop()                // spill/restore ROLL
	b[0] = byte(y >> 24) // use ROLL
	b[1] = byte(y >> 16)
	b[2] = byte(y >> 8)
	b[3] = byte(y)
}

//go:noinline
func f64(p *uint8, b []byte) {
	_ = b[7]             // bounds check
	x := *p              // load a byte
	y := uint64(x)       // zero extend to 64 bits
	b[0] = byte(y >> 56) // compute ROLQ
	b[1] = byte(y >> 48)
	b[2] = byte(y >> 40)
	b[3] = byte(y >> 32)