[llvm] PPC: Custom lower ppcf128 is_fpclass if is_fpclass is custom (PR #105540)

[Serge Pavlov via llvm-commits]

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@@ -11479,6 +11480,12 @@ SDValue PPCTargetLowering::LowerIS_FPCLASS(SDValue Op,
   uint64_t RHSC = Op.getConstantOperandVal(1);
   SDLoc Dl(Op);
   FPClassTest Category = static_cast<FPClassTest>(RHSC);
+  if (LHS.getValueType() == MVT::ppcf128) {
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spavloff wrote:

Is this code: https://github.com/llvm/llvm-project/blob/902b2a26ab9e1e78dfb66b52fba4512c91472e09/llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp#L8678-L8684 is not needed anymore?

https://github.com/llvm/llvm-project/pull/105540