panic("decompressor already registered")
	}
}

// RegisterCompressor registers custom compressors for a specified method ID.
// The common methods [Store] and [Deflate] are built in.
func RegisterCompressor(method uint16, comp Compressor) {
	if _, dup := compressors.LoadOrStore(method, comp); dup {
		panic("compressor already registered")
	}
}

func compressor(method uint16) Compressor {

    registry.unregister(s1);

    assertThrows(IllegalArgumentException.class, () -> registry.unregister(s1));
  }

  public void testGetSubscribers() {
    assertEquals(0, Iterators.size(registry.getSubscribers("")));

    registry.register(new StringSubscriber());
    assertEquals(1, Iterators.size(registry.getSubscribers("")));

    registry.register(new StringSubscriber());

    registry.unregister(s1);

    assertThrows(IllegalArgumentException.class, () -> registry.unregister(s1));
  }

  public void testGetSubscribers() {
    assertEquals(0, Iterators.size(registry.getSubscribers("")));

    registry.register(new StringSubscriber());
    assertEquals(1, Iterators.size(registry.getSubscribers("")));

    registry.register(new StringSubscriber());

	register["A0"] = riscv.REG_A0
	register["A1"] = riscv.REG_A1
	register["A2"] = riscv.REG_A2
	register["A3"] = riscv.REG_A3
	register["A4"] = riscv.REG_A4
	register["A5"] = riscv.REG_A5
	register["A6"] = riscv.REG_A6
	register["A7"] = riscv.REG_A7
	register["S2"] = riscv.REG_S2
	register["S3"] = riscv.REG_S3
	register["S4"] = riscv.REG_S4
	register["S5"] = riscv.REG_S5
	register["S6"] = riscv.REG_S6

        // Register
        WitnessRegistration registration =
                client.registerForNotifications("\\\\server\\share", serverAddress, listener).get(5, TimeUnit.SECONDS);

        assertEquals(1, client.getActiveRegistrationCount());

        // Unregister
        client.unregister(registration).get(5, TimeUnit.SECONDS);

	CJR	X0					// ERROR "cannot use register X0 in rs1"
	CJR	X10, X11				// ERROR "expected no register in rs2"
	CJALR	X0					// ERROR "cannot use register X0 in rs1"
	CJALR	X10, X11				// ERROR "expected no register in rd"
	CBEQZ	X5, 1(PC)				// ERROR "expected integer prime register in rs1"
	CBNEZ	X5, 1(PC)				// ERROR "expected integer prime register in rs1"
	CLI	$3, X0					// ERROR "cannot use register X0 in rd"

			p.errorf("register list: bad low register in `[%s`", loName)
		}
		return
	}
	if tok := p.next().ScanToken; tok != '-' {
		p.errorf("register list: expected '-' after `[%s`, found %s", loName, tok)
		return
	}
	hiName := p.next().String()
	hi, ok := p.arch.Register[hiName]
	if !ok {
		p.errorf("register list: bad high register in `[%s-%s`", loName, hiName)
		return
	}

	createCallback.Match(enableTransaction).Register("gorm:begin_transaction", BeginTransaction)
	createCallback.Register("gorm:before_create", BeforeCreate)
	createCallback.Register("gorm:save_before_associations", SaveBeforeAssociations(true))
	createCallback.Register("gorm:create", Create(config))
	createCallback.Register("gorm:save_after_associations", SaveAfterAssociations(true))
	createCallback.Register("gorm:after_create", AfterCreate)

     * For other types of values, they are registered directly.
     *
     * @param data the RenderData object to register the value in
     * @param key the key to associate with the value
     * @param value the value to register; can be null, Entity, Collection, or any other object
     */
    public static void register(final RenderData data, final String key, final Object value) {
        if (value == null) {

	CASPD	(R2, R3), (R2), (R9, R10)                        // ERROR "destination register pair must start from even register"
	CASPD	(R2, R4), (R2), (R8, R9)                         // ERROR "source register pair must be contiguous"
	CASPD	(R2, R3), (R2), (R8, R10)                        // ERROR "destination register pair must be contiguous"