[clang] [llvm] [PowerPC] Add Support for BCDSHIFT, BCDSHIFTR, BCDTRUNC, BCDUTRUNC, and BCDUSHIFT instruction support (PR #154715)

[Tony Varghese via llvm-commits]

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@@ -36,5 +36,106 @@ entry:
   ret <16 x i8> %0
 }
 
+define dso_local <16 x i8> @test_bcdshift_imm0(<16 x i8> noundef %a, i32 %b) {
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tonykuttai wrote:

nit: clean up `dso_local` and `noundef`, Its not required.

https://github.com/llvm/llvm-project/pull/154715