[PATCH] D91697: [SystemZ] Use ISD::ABS opcode during isel

Jonas Paulsson via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Nov 18 04:06:44 PST 2020


jonpa created this revision.
jonpa added a reviewer: uweigand.
Herald added a subscriber: hiraditya.
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jonpa requested review of this revision.

The SystemZISD::IABS node is no longer needed since ISD::ABS can be used instead.

This is nearly NFC on SPEC 2017, but I now see 6 more LPGR:s replacing la/srag/xgr... (3 files changed)


https://reviews.llvm.org/D91697

Files:
  llvm/lib/Target/SystemZ/SystemZISelLowering.cpp
  llvm/lib/Target/SystemZ/SystemZISelLowering.h
  llvm/lib/Target/SystemZ/SystemZInstrInfo.td
  llvm/lib/Target/SystemZ/SystemZInstrVector.td
  llvm/lib/Target/SystemZ/SystemZOperators.td

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