[clang] [llvm] [HLSL] Implement WaveActiveAnyTrue intrinsic (PR #115902)

[Farzon Lotfi via cfe-commits]

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@@ -1949,24 +1955,48 @@ bool SPIRVInstructionSelector::selectSign(Register ResVReg,
   return Result;
 }
 
+bool SPIRVInstructionSelector::selectWaveNOpInst(Register ResVReg,
+                                                 const SPIRVType *ResType,
+                                                 MachineInstr &I,
+                                                 unsigned Opcode,
+                                                 unsigned OperandCount) const {
+  assert(I.getNumOperands() == OperandCount);
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farzonl wrote:

Why are you even taking in `OperandCount` as a value just use  `getNumOperands`.

https://github.com/llvm/llvm-project/pull/115902