[PATCH] D101782: [AArch64][GlobalISel] Add post-legalizer lowering for NEON vector fcmps
Jessica Paquette via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri May 7 16:57:57 PDT 2021
paquette added inline comments.
================
Comment at: llvm/lib/Target/AArch64/GISel/AArch64PostLegalizerLowering.cpp:947
+ MIB.setInstrAndDebugLoc(MI);
+ auto Cmp = getVectorFCMP(CC, LHS, RHS, IsZero, NoNans, MRI);
+ if (!Cmp)
----------------
aemerson wrote:
> When can this be None? Is there missing support that needs to be added later, or should this be more of an assert?
Yeah, actually, I couldn't find any place where this actually makes sense in SDAG after a second look. This can probably all be simpler.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D101782/new/
https://reviews.llvm.org/D101782
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