// Whether to replace quantization params of the first dequantize op
  // after the quantized value is produced.
  // If there is a use other than the requantize states, then we can't clobber.
  bool clobber_first = num_uses <= states.size();
  for (RequantizeState& state : states) {
    Type expressed_type = QuantizedType::castToExpressedType(value.getType());
    if (!expressed_type) continue;

		xergp       = regInfo{inputs: []regMask{xer}, outputs: []regMask{gp}, clobbers: xer}
		gp11cxer    = regInfo{inputs: []regMask{gp | sp | sb}, outputs: []regMask{gp}, clobbers: xer}
		gp11xer     = regInfo{inputs: []regMask{gp | sp | sb}, outputs: []regMask{gp, xer}}
		gp1xer1xer  = regInfo{inputs: []regMask{gp | sp | sb, xer}, outputs: []regMask{gp, xer}, clobbers: xer}

	for _, arg := range args {
		if arg.mode == invalid {
			return nil
		}
	}

	// Make sure we have a "full" list of type arguments, some of which may
	// be nil (unknown). Make a copy so as to not clobber the incoming slice.
	if len(targs) < n {
		targs2 := make([]Type, n)
		copy(targs2, targs)
		targs = targs2
	}
	// len(targs) == n

	// Continue with the type arguments we have. Avoid matching generic

    if (llvm::isa<FixedOutputRangeInterface, SameScalesOpInterface>(def) ||
        !def->hasTrait<OpTrait::quant::QuantizableResult>()) {
      return failure();
    }

    // This op should not clobber def, if more than one requant of this value.
    if (!pre_quantized.hasOneUse()) {
      return failure();
    }

    op.emitWarning("Remove trivial `rescale` op. Please fix the source graph.");

	for _, arg := range args {
		if arg.mode == invalid {
			return nil
		}
	}

	// Make sure we have a "full" list of type arguments, some of which may
	// be nil (unknown). Make a copy so as to not clobber the incoming slice.
	if len(targs) < n {
		targs2 := make([]Type, n)
		copy(targs2, targs)
		targs = targs2
	}
	// len(targs) == n

	// Continue with the type arguments we have. Avoid matching generic

		// It saves all GP registers if necessary,
		// but clobbers R30 (LR) because it's a call.
		// R16 and R17 may be clobbered by linker trampoline.
		// Returns a pointer to a write barrier buffer in R25.
		{name: "LoweredWB", argLength: 1, reg: regInfo{clobbers: (callerSave &^ gpg) | buildReg("R16 R17 R30"), outputs: []regMask{buildReg("R25")}}, clobberFlags: true, aux: "Int64"},

	// referenced on the stack.
	KeepMethodLive{}.Method1(10)
}

// clobber tries to clobber unreachable memory.
func clobber() {
	runtime.GC()
	for i := 1; i < 32; i++ {
		for j := 0; j < 10; j++ {
			obj := make([]*byte, i)
			sink = obj
		}
	}
	runtime.GC()
}

func TestFuncLayout(t *testing.T) {
	align := func(x uintptr) uintptr {

	// cond: buildcfg.GOPPC64 >= 9 && l.Uses == 1 && clobber(l)
	// result: (MADDLD x y z)
	for {
		for _i0 := 0; _i0 <= 1; _i0, v_0, v_1 = _i0+1, v_1, v_0 {
			l := v_0
			if l.Op != OpPPC64MULLD {
				continue
			}
			y := l.Args[1]
			x := l.Args[0]
			z := v_1
			if !(buildcfg.GOPPC64 >= 9 && l.Uses == 1 && clobber(l)) {
				continue
			}
			v.reset(OpPPC64MADDLD)

 *
 * <pre>{@code
 * Closer closer = Closer.create();
 * try {
 *   InputStream in = closer.register(openInputStream());
 *   OutputStream out = closer.register(openOutputStream());
 *   // do stuff
 * } catch (Throwable e) {
 *   // ensure that any checked exception types other than IOException that could be thrown are
 *   // provided here, e.g. throw closer.rethrow(e, CheckedException.class);

 *
 * <pre>{@code
 * Closer closer = Closer.create();
 * try {
 *   InputStream in = closer.register(openInputStream());
 *   OutputStream out = closer.register(openOutputStream());
 *   // do stuff
 * } catch (Throwable e) {
 *   // ensure that any checked exception types other than IOException that could be thrown are
 *   // provided here, e.g. throw closer.rethrow(e, CheckedException.class);