[llvm] [ISel] Introduce `llvm.pext` and `llvm.pdep` intrinsics (PR #200570)

[Craig Topper via llvm-commits]

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@@ -5572,6 +5572,16 @@ class LLVM_ABI TargetLowering : public TargetLoweringBase {
   /// \returns The expansion if successful, SDValue() otherwise
   SDValue expandCLMUL(SDNode *N, SelectionDAG &DAG) const;
 
+  /// Expand bit extract (compress).
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topperc wrote:

bit -> parallel

https://github.com/llvm/llvm-project/pull/200570