[PATCH] D136049: [VE] Change the way to lower selectcc

[Kazushi Marukawa via Phabricator via llvm-commits]

kaz7 created this revision.
kaz7 added a reviewer: efocht.
kaz7 added projects: LLVM, VE.
Herald added a subscriber: hiraditya.
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kaz7 requested review of this revision.
Herald added a subscriber: llvm-commits.

Change to use VEISD::CMPI/CMPU/CMPF/CMPQ and VEISD::CMOV in combineSelectCC
for better optimization.  Support VEISD::CMPI/CMPU in combineTRUNCATE also
to optimize truncate.  Remove obsolete lower patterns from VEInstrInfo.td.
Update regression tests also.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D136049

Files:
  llvm/lib/Target/VE/VEISelLowering.cpp
  llvm/lib/Target/VE/VEISelLowering.h
  llvm/lib/Target/VE/VEInstrInfo.td
  llvm/test/CodeGen/VE/Scalar/atomic.ll
  llvm/test/CodeGen/VE/Scalar/br_cc.ll
  llvm/test/CodeGen/VE/Scalar/brind.ll
  llvm/test/CodeGen/VE/Scalar/cast.ll
  llvm/test/CodeGen/VE/Scalar/ctlz.ll
  llvm/test/CodeGen/VE/Scalar/cttz.ll
  llvm/test/CodeGen/VE/Scalar/int_to_fp.ll
  llvm/test/CodeGen/VE/Scalar/select_cc.ll
  llvm/test/CodeGen/VE/Scalar/selectccf32c.ll
  llvm/test/CodeGen/VE/Scalar/selectccf32i.ll
  llvm/test/CodeGen/VE/Scalar/selectccf64c.ll
  llvm/test/CodeGen/VE/Scalar/selectccf64i.ll
  llvm/test/CodeGen/VE/Scalar/selectcci32.ll
  llvm/test/CodeGen/VE/Scalar/selectcci32c.ll
  llvm/test/CodeGen/VE/Scalar/selectcci32i.ll
  llvm/test/CodeGen/VE/Scalar/selectcci64.ll
  llvm/test/CodeGen/VE/Scalar/selectcci64c.ll
  llvm/test/CodeGen/VE/Scalar/selectcci64i.ll
  llvm/test/CodeGen/VE/Scalar/smax.ll
  llvm/test/CodeGen/VE/Scalar/smin.ll
  llvm/test/CodeGen/VE/Scalar/umax.ll
  llvm/test/CodeGen/VE/Scalar/umin.ll

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