[llvm] [X86] Select BLSI for i8 operands (#202344) (PR #204746)

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Harishankar14 wrote:

@RKSimon  I have changed it, labels are back to the original ones !! 
Had to spend some time on the testcase shifting, but yeah thanks for that !! (Understood in a depth)  

https://github.com/llvm/llvm-project/pull/204746