// op. The MapDataset op always has N+1 inputs.
  // TODO(jpienaar): Avoid this lookup.
  auto module = op->getParentOfType<ModuleOp>();
  auto f = module.lookupSymbol<func::FuncOp>(op.getF());
  // Skip if function is not found or more than one caller.
  if (!f || !llvm::hasSingleElement(GetCallers(f))) return false;
  return InferShapeForDatasetOpCommon(op, f, max_iterations);
}

TEXT runtime·retpolineR13(SB),NOSPLIT|NOFRAME,$0; RETPOLINE(13)
TEXT runtime·retpolineR14(SB),NOSPLIT|NOFRAME,$0; RETPOLINE(14)
TEXT runtime·retpolineR15(SB),NOSPLIT|NOFRAME,$0; RETPOLINE(15)

TEXT ·getfp<ABIInternal>(SB),NOSPLIT|NOFRAME,$0
	MOVQ BP, AX

Radius as the lesser of the Sines of Incidence and Refraction hath to the difference of those Sines. And then if in the same Line you find any two Points Q and _q_, so that TQ be to ET as E_t_ to _tq_, taking _tq_ the contrary way from _t_ which TQ lieth from T, and if the Point Q be the Focus of any incident Rays, the Point _q_ shall be the Focus of the refracted ones. [Illustration: FIG. 6.] And by the same means the Focus of the Rays after two or more Reflexions or Refractions may be found. [Illustration:...

the difference of those Sines. And then if in the same Line you find any
two Points Q and _q_, so that TQ be to ET as E_t_ to _tq_, taking _tq_
the contrary way from _t_ which TQ lieth from T, and if the Point Q be
the Focus of any incident Rays, the Point _q_ shall be the Focus of the
refracted ones.

[Illustration: FIG. 6.]

And by the same means the Focus of the Rays after two or more Reflexions

  let extraClassDeclaration = [{
    // Returns the callee of this operation.
    func::FuncOp func() {
      return SymbolTable::lookupNearestSymbolFrom<func::FuncOp>(*this, getF());
    }

    // Erases variable arguments from `batch_func_op`. `erase_indices` contains
    // the indices of the arguments to erase.
    void eraseArguments(const BitVector& erase_indices);