[PATCH] D140045: [X86] Move RDFLAGS/WRFLAGS expansion until after RA

[Craig Topper via Phabricator via llvm-commits]

craig.topper added inline comments.


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Comment at: llvm/lib/Target/X86/X86InstrInfo.td:1389
 
-let mayLoad = 1, mayStore = 1, usesCustomInserter = 1,
+let isPseudo = 1, mayLoad = 1, mayStore = 1, usesCustomInserter = 1,
     SchedRW = [WriteRMW], Defs = [ESP] in {
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pengfei wrote:
> Seems not needed.
I think it's need to make expandPostRAPseudo get called.


Repository:
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  https://reviews.llvm.org/D140045/new/

https://reviews.llvm.org/D140045