* on {@link Platform} so that we can have different behavior in GWT.
   *
   * <p>This implementation tries to be smart in a number of ways. It recognizes cases where the
   * negation is cheaper to precompute than the matcher itself; it tries to build small hash tables
   * for matchers that only match a few characters, and so on. In the worst-case scenario, it

	if b.Kind != BlockIf {
		return false
	}
	// Look for control values of the form Copy(Not(Copy(Phi(const, ...)))).
	// Those must be the only values in the b, and they each must be used only by b.
	// Track the negations so that we can swap successors as needed later.
	ctl := b.Controls[0]
	nval := 1 // the control value
	var swap int64
	for ctl.Uses == 1 && ctl.Block == b && (ctl.Op == OpCopy || ctl.Op == OpNot) {

   * narrowly) faster than the straightforward ternary expression.
   */
  @VisibleForTesting
  static int lessThanBranchFree(int x, int y) {
    // The double negation is optimized away by normal Java, but is necessary for GWT
    // to make sure bit twiddling works as expected.
    return ~~(x - y) >>> (Integer.SIZE - 1);
  }

  /**

   * narrowly) faster than the straightforward ternary expression.
   */
  @VisibleForTesting
  static int lessThanBranchFree(int x, int y) {
    // The double negation is optimized away by normal Java, but is necessary for GWT
    // to make sure bit twiddling works as expected.
    return ~~(x - y) >>> (Integer.SIZE - 1);
  }

  /**

	js
		Returns the escaped JavaScript equivalent of the textual
		representation of its arguments.
	len
		Returns the integer length of its argument.
	not
		Returns the boolean negation of its single argument.
	or
		Returns the boolean OR of its arguments by returning the
		first non-empty argument or the last argument, that is,
		"or x y" behaves as "if x then x else y".

func or(arg0 reflect.Value, args ...reflect.Value) reflect.Value {
	panic("unreachable") // implemented as a special case in evalCall
}

// not returns the Boolean negation of its argument.
func not(arg reflect.Value) bool {
	return !truth(arg)
}

// Comparison.

// TODO: Perhaps allow comparison between signed and unsigned integers.

var (

		//   specified; the test will be repeated for each mode.
		//
		//     B 	basic			BRE	(grep, ed, sed)
		//     E 	REG_EXTENDED		ERE	(egrep)
		//     A	REG_AUGMENTED		ARE	(egrep with negation)
		//     S	REG_SHELL		SRE	(sh glob)
		//     K	REG_SHELL|REG_AUGMENTED	KRE	(ksh glob)
		//     L	REG_LITERAL		LRE	(fgrep)
		//
		//     a	REG_LEFT|REG_RIGHT	implicit ^...$

					keyAsString("config")
				return istioConfig, nil
			}
		}
	}

	return "", nil
}

// TODO simplify this by showing for each matching Destination the negation of the previous HttpMatchRequest
// and showing the non-matching Destinations.  (The current code is ad-hoc, and usually shows most of that information.)
func printVirtualService(writer io.Writer, initPrintNum int,

org.hamcrest.core Tests whether the value is an instance of a class. IsInstanceOf(Class<?>) - Constructor for class org.hamcrest.core.IsInstanceOf Creates a new instance of IsInstanceOf IsNot<T> - Class in org.hamcrest.core Calculates the logical negation of a matcher. IsNot(Matcher<T>) - Constructor for class org.hamcrest.core.IsNot IsNull<T> - Class in org.hamcrest.core Is the value null? IsNull() - Constructor for class org.hamcrest.core.IsNull IsSame<T> - Class in org.hamcrest.core Is the value...

		{name: "PXOR", argLength: 2, reg: fp21, asm: "PXOR", commutative: true, resultInArg0: true}, // exclusive or, applied to X regs for float negation.

		{name: "LEAL", argLength: 1, reg: gp11sb, aux: "SymOff", rematerializeable: true, symEffect: "Addr"}, // arg0 + auxint + offset encoded in aux