MTVRD	R5,V1
	VSPLTB	$7,V1,V1	// Replicate byte across V1

	BLT	cmp16		// Jump to the small string case if it's <32 bytes.

	CMP	R4,$64,CR1
	MOVD	$16,R11
	MOVD	R3,R8
	BLT	CR1,cmp32	// Special case for length 32 - 63
	MOVD	$32,R12
	MOVD	$48,R6

	RLDICR  $0,R4,$63-6,R9	// R9 = len &^ 63
	ADD	R3,R9,R9	// R9 = &s[len &^ 63]
	ANDCC	$63,R4		// (len &= 63) cmp 0.

	PCALIGN	$16
loop64:

	VESLG  $24, T_1, T_1              // [h₆₄[2]<<24, 0]
	VERIMG $-26&63, T_3, MOD26, H_1   // [h₂₆[1], r₂₆[1]]
	VESRLG $+52&63, T_3, H_2          // [h₂₆[2], r₂₆[2]] - low 12 bits only
	VERIMG $-14&63, T_4, MOD26, H_3   // [h₂₆[1], r₂₆[1]]
	VESRLG $40, T_4, H_4              // [h₂₆[4], r₂₆[4]] - low 24 bits only
	VERIMG $+12&63, T_4, T_0, H_2     // [h₂₆[2], r₂₆[2]] - complete
	VO     T_1, H_4, H_4              // [h₂₆[4], r₂₆[4]] - complete

   */
  public static long divide(long dividend, long divisor) {
    if (divisor < 0) { // i.e., divisor >= 2^63:
      if (compare(dividend, divisor) < 0) {
        return 0; // dividend < divisor
      } else {
        return 1; // dividend >= divisor
      }
    }

    // Optimization - use signed division if dividend < 2^63
    if (dividend >= 0) {
      return dividend / divisor;
    }

    /*

	58:          {_SigNotify, "signal 58"},
	59:          {_SigNotify, "signal 59"},
	60:          {_SigNotify, "signal 60"},
	61:          {_SigNotify, "signal 61"},
	62:          {_SigNotify, "signal 62"},
	63:          {_SigNotify, "signal 63"},
	64:          {_SigNotify, "signal 64"},
	65:          {_SigNotify, "signal 65"},
	66:          {_SigNotify, "signal 66"},
	67:          {_SigNotify, "signal 67"},

	/*  58 */ {_SigNotify, "signal 58"},
	/*  59 */ {_SigNotify, "signal 59"},
	/*  60 */ {_SigNotify, "signal 60"},
	/*  61 */ {_SigNotify, "signal 61"},
	/*  62 */ {_SigNotify, "signal 62"},
	/*  63 */ {_SigNotify, "signal 63"},
	/*  64 */ {_SigNotify, "signal 64"},
	/*  65 */ {_SigNotify, "signal 65"},
	/*  66 */ {_SigNotify, "signal 66"},
	/*  67 */ {_SigNotify, "signal 67"},
	/*  68 */ {_SigNotify, "signal 68"},

   *
   * <p>If the argument is nonnegative, the returned result will be equal to {@code bits},
   * otherwise, the result will be equal to {@code 2^64 + bits}.
   *
   * <p>To represent decimal constants less than {@code 2^63}, consider {@link #valueOf(long)}
   * instead.
   *
   * @since 14.0
   */
  public static UnsignedLong fromLongBits(long bits) {
    // TODO(lowasser): consider caching small values, like Long.valueOf

   *
   * <p>If the argument is nonnegative, the returned result will be equal to {@code bits},
   * otherwise, the result will be equal to {@code 2^64 + bits}.
   *
   * <p>To represent decimal constants less than {@code 2^63}, consider {@link #valueOf(long)}
   * instead.
   *
   * @since 14.0
   */
  public static UnsignedLong fromLongBits(long bits) {
    // TODO(lowasser): consider caching small values, like Long.valueOf

	SYS_FCHMODAT               = 5258
	SYS_FACCESSAT              = 5259
	SYS_PSELECT6               = 5260
	SYS_PPOLL                  = 5261
	SYS_UNSHARE                = 5262
	SYS_SPLICE                 = 5263
	SYS_SYNC_FILE_RANGE        = 5264
	SYS_TEE                    = 5265
	SYS_VMSPLICE               = 5266
	SYS_MOVE_PAGES             = 5267
	SYS_SET_ROBUST_LIST        = 5268
	SYS_GET_ROBUST_LIST        = 5269

	SYS_FCHMODAT               = 5258
	SYS_FACCESSAT              = 5259
	SYS_PSELECT6               = 5260
	SYS_PPOLL                  = 5261
	SYS_UNSHARE                = 5262
	SYS_SPLICE                 = 5263
	SYS_SYNC_FILE_RANGE        = 5264
	SYS_TEE                    = 5265
	SYS_VMSPLICE               = 5266
	SYS_MOVE_PAGES             = 5267
	SYS_SET_ROBUST_LIST        = 5268
	SYS_GET_ROBUST_LIST        = 5269

	SYS_RECVMMSG               = 243
	SYS_ARCH_SPECIFIC_SYSCALL  = 244
	SYS_WAIT4                  = 260
	SYS_PRLIMIT64              = 261
	SYS_FANOTIFY_INIT          = 262
	SYS_FANOTIFY_MARK          = 263
	SYS_NAME_TO_HANDLE_AT      = 264
	SYS_OPEN_BY_HANDLE_AT      = 265
	SYS_CLOCK_ADJTIME          = 266
	SYS_SYNCFS                 = 267
	SYS_SETNS                  = 268
	SYS_SENDMMSG               = 269