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Commit 749a111f authored by Craig Topper's avatar Craig Topper
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[AVX-512] Teach X86InstrInfo::getLargestLegalSuperClass to inflate to... 

[AVX-512] Teach X86InstrInfo::getLargestLegalSuperClass to inflate to FR32X/FR64X if AVX512 is supported and VR128X/VR256X if VLX is supported.

Had to update a stack folding test to clobber the other 16 registers since this now made them get used instead of spilling.

llvm-svn: 277321
parent 9161e4ec
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