/// Convert a comparison if required by the subtarget.
SDValue ConvertCmpIfNecessary(SDValue Cmp, SelectionDAG &DAG) const;
+
+ /// Use rsqrt* to speed up sqrt calculations.
+ SDValue getRsqrtEstimate(SDValue Operand, DAGCombinerInfo &DCI,
+ unsigned &RefinementSteps,
+ bool &UseOneConstNR) const override;
};
namespace X86 {