[llvm] [InstrRef] Skip clobbered EntryValue register recovery (PR #142478)

[Shubham Sandeep Rastogi via llvm-commits]

rastogishubham wrote:

@jmorse Just pinging you again, can you please take a look at the patch again to make sure this way of handling entry-values looks good?

https://github.com/llvm/llvm-project/pull/142478