SUB	$16, RSP		// reserve 16 bytes for sp-8 where fp may be saved.
	BL	(R4)
	ADD	$16, RSP
	B	restore

nocgo:
	MOVD	$0x800000, R0                     // stacksize = 8192KB
	MOVD	$_rt0_arm64_openbsd_lib_go(SB), R1
	MOVD	R0, 8(RSP)
	MOVD	R1, 16(RSP)
	MOVD	$runtime·newosproc0(SB),R4
	BL	(R4)

restore:
	// Restore callee-save registers.
	RESTORE_R19_TO_R28(24)
	RESTORE_F8_TO_F15(104)
	RET

	SaveInto(table Table, buffer *bytes.Buffer) error
	// Restore runs `iptables-restore` passing data through []byte.
	// table is the Table to restore
	// data should be formatted like the output of SaveInto()
	// flush sets the presence of the "--noflush" flag. see: FlushFlag
	// counters sets the "--counters" flag. see: RestoreCountersFlag
	Restore(table Table, data []byte, flush FlushFlag, counters RestoreCountersFlag) error

	std     %f10, 16(%r15)
	std     %f11, 24(%r15)
	std     %f12, 32(%r15)
	std     %f13, 40(%r15)
	std     %f14, 48(%r15)
	std     %f15, 56(%r15)

	/* restore g pointer */
	lgr     %r13, %r3

	/* call fn */
	basr    %r14, %r2

	/* restore floating point registers */
	ld      %f8, 0(%r15)
	ld      %f9, 8(%r15)
	ld      %f10, 16(%r15)
	ld      %f11, 24(%r15)
	ld      %f12, 32(%r15)
	ld      %f13, 40(%r15)

    override val type: TYPE
        get() {
            val type = pointer.type
                ?: error("Cannot restore a PsiType from $pointer")

            @Suppress("UNCHECKED_CAST")
            return type as TYPE
        }

    override fun toString(): String {
        return pointer.type?.toString() ?: "Cannot restore a PsiType from $pointer"
    }

	testCases := []struct {
		description       string
		checkpointContent string
		expectedError     string
		expectedState     *stateMemory
	}{
		{
			"Restore non-existing checkpoint",
			"",
			"",
			&stateMemory{},
		},
		{
			"Restore valid checkpoint",
			`{
				"policyName":"static",

	BEQ	R19, nocgo
	MOVV	$_rt0_loong64_linux_lib_go(SB), R4
	MOVV	$0, R5
	JAL	(R19)
	JMP	restore

nocgo:
	MOVV	$0x800000, R4                     // stacksize = 8192KB
	MOVV	$_rt0_loong64_linux_lib_go(SB), R5
	MOVV	R4, 8(R3)
	MOVV	R5, 16(R3)
	MOVV	$runtime·newosproc0(SB), R19
	JAL	(R19)

restore:
	// Restore callee-save registers.
	RESTORE_R22_TO_R31(3*8)
	RESTORE_F24_TO_F31(13*8)
	RET

fallback:
	MOVD	$SYS_clock_gettime, R8
	SVC

finish:
	MOVD	0(RSP), R3	// sec
	MOVD	8(RSP), R5	// nsec

	MOVD	R20, RSP	// restore SP
	// Restore vdsoPC, vdsoSP
	// We don't worry about being signaled between the two stores.
	// If we are not in a signal handler, we'll restore vdsoSP to 0,
	// and no one will care about vdsoPC. If we are in a signal handler,
	// we cannot receive another signal.
	MOVD	16(RSP), R1

//                      TOC save slot is rewrittent to restore TOC.
// NOTOC -> TOC [P10]: A PIC call stub using P10 instructions to call the global entry
// NOTOC -> TOC [P8]:  A PIC call stub using P8 instructions to call the global entry
//
// TOC   -> dynamic:              A PLT call stub is generated which saves R2.
//                                 TOC save slot is rewritten to restore TOC.

	CMP	R1, $0
	BEQ	nocgo
	MOVD	$_rt0_s390x_lib_go(SB), R2
	MOVD	$0, R3
	BL	R1
	BR	restore

nocgo:
	MOVD	$0x800000, R1              // stacksize
	MOVD	R1, 0(R15)
	MOVD	$_rt0_s390x_lib_go(SB), R1
	MOVD	R1, 8(R15)                 // fn
	MOVD	$runtime·newosproc(SB), R1
	BL	R1

restore:
	// Restore F8-F15 from our stack frame.
	FMOVD	16(R15), F8
	FMOVD	24(R15), F9
	FMOVD	32(R15), F10

}

func getState(fd int) (*State, error) {
	return nil, fmt.Errorf("terminal: GetState not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}

func restore(fd int, state *State) error {
	return fmt.Errorf("terminal: Restore not implemented on %s/%s", runtime.GOOS, runtime.GOARCH)
}

func getSize(fd int) (width, height int, err error) {