[llvm] [SLP][AMDGPU] Vectorize operands of non-trivially-vectorizable intrinsic calls (PR #189784)

[Syadus Sefat via llvm-commits]

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@@ -29477,6 +29507,28 @@ bool SLPVectorizerPass::vectorizeChainsInBlock(BasicBlock *BB, BoUpSLP &R) {
       PostProcessCmps.insert(cast<CmpInst>(&*It));
   }
 
+  // Collect operands of non-trivially vectorizable intrinsic calls (e.g.,
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mssefat wrote:

I have created a separate function as suggested.

https://github.com/llvm/llvm-project/pull/189784