[llvm] [X86][APX] Try to replace non-NF with NF instructions when optimizeCompareInstr (PR #130488)

[Phoebe Wang via llvm-commits]

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phoebewang wrote:

There's no nf.ll. The nf tests are sacttered in add/or/sub/...ll, so put it in cf.ll is ok since we happen to have nf condition lowering here :)

https://github.com/llvm/llvm-project/pull/130488