// symbolizer.
		pcBuf[0] = logicalStackSentinel
		if getg() == gp {
			nstk += callers(skip+1, pcBuf[1:])
		} else if gp != nil {
			nstk += gcallers(gp, skip, pcBuf[1:])
		}
	} else {
		// Fast path: Unwind using frame pointers.
		pcBuf[0] = uintptr(skip)
		if getg() == gp {
			nstk += fpTracebackPCs(unsafe.Pointer(getfp()), pcBuf[1:])
		} else if gp != nil {
			// Three cases:

                                PatternRewriter& rewriter) const override {
    auto preceding_qcast =
        q_op.getArg().getDefiningOp<quantfork::QuantizeCastOp>();
    if (!preceding_qcast) return failure();

    auto new_qcast = rewriter.create<quantfork::QuantizeCastOp>(
        q_op.getLoc(), q_op.getType(), preceding_qcast.getArg());
    new_qcast->setAttr(kVolatileOpAttrName, rewriter.getUnitAttr());
    q_op->replaceAllUsesWith(new_qcast);

                        @Override
                        public Object call() throws Exception {
                            return implementation.run(request.getArg());
                        }
                    });
                } catch (Throwable failure) {
                    if (failure instanceof NoClassDefFoundError) {

	"internal/goarch"
	"internal/stringslite"
	"unsafe"
)

// May run during STW, so write barriers are not allowed.
//
//go:nowritebarrierrec
func sighandler(_ureg *ureg, note *byte, gp *g) int {
	gsignal := getg()
	mp := gsignal.m

	var t sigTabT
	var docrash bool
	var sig int
	var flags int
	var level int32

	c := &sigctxt{_ureg}
	notestr := gostringnocopy(note)

  // quant.qcast op in case it overrides the information from training FakeQuant
  // ops.
  func.walk([&](quantfork::QuantizeCastOp q) {
    auto input_op = q.getArg().getDefiningOp();
    if (auto stats = dyn_cast_or_null<quantfork::StatisticsOp>(input_op)) {
      q.setOperand(stats.getArg());
      if (stats.use_empty()) stats.erase();
    }
  });

  // Step 1: forward pass: propagate any value scales which are not produces

    auto *arg_values = def->getValueAsDag("arguments");
    mlir::tblgen::Operator op(*def);
    for (unsigned i = 0, e = arg_values->getNumArgs(); i != e; ++i) {
      auto arg = arg_values->getArg(i);
      DefInit *arg_def = dyn_cast<DefInit>(arg);
      if (!arg_def) continue;
      if (arg_def->getDef()->isSubClassOf(attr_type)) {
        // This binds the name of the attribute in the TD file with the name

        String newHandleOwner = fixInternalNameForBackwardCompatibility(handle.getOwner());
        String newHandleDescriptor = fixDescriptorForBackwardCompatibility(handle.getDesc());
        return new Handle(handle.getTag(), newHandleOwner, handle.getName(), newHandleDescriptor, handle.isInterface());
    }

    private static String[] fixInternalNamesForBackwardsCompatibility(String[] internalNames) {

		// Note: wasm can't tail call, so we can't get the original caller's pc.
		throw(msg)
	}
	// TODO: is this redundant? How could we be in malloc
	// but not in the runtime? runtime/internal/*, maybe?
	gp := getg()
	if gp != nil && gp.m != nil && gp.m.mallocing != 0 {
		throw(msg)
	}
}

// Same as above, but calling from the runtime is allowed.
//
// Using this function is necessary for any panic that may be

// anyhow for values on the stack. Just ignore msanread when running
// on the system stack. The other msan functions are fine.
//
//go:linkname msanread
//go:nosplit
func msanread(addr unsafe.Pointer, sz uintptr) {
	gp := getg()
	if gp == nil || gp.m == nil || gp == gp.m.g0 || gp == gp.m.gsignal {
		return
	}
	domsanread(addr, sz)
}

//go:noescape
func domsanread(addr unsafe.Pointer, sz uintptr)

//go:linkname msanwrite

		debug.SetGCPercent(ogcpercent)
	}
}

func debugCallWorker(ready chan<- *runtime.G, stop *uint32, done chan<- error) {
	runtime.LockOSThread()
	defer runtime.UnlockOSThread()

	ready <- runtime.Getg()

	x := 2
	debugCallWorker2(stop, &x)
	if x != 1 {
		done <- fmt.Errorf("want x = 2, got %d; register pointer not adjusted?", x)
	}
	close(done)
}