Shengchen Kan fda9a9c61e [X86][Codegen] Remove dead code for ADCX/ADOX ...

There is no pattern for ADCX/ADOX and they are never selected during
ISEL. So we remove the cases in some MIR optimizations in this patch.

Reviewed By: craig.topper

Differential Revision: https://reviews.llvm.org/D157717

2023-08-14 10:23:42 +08:00

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