[PATCH] D127205: [LoongArch] Use register R0 (ZERO) for constant 0

[Lu Weining via Phabricator via llvm-commits]

SixWeining updated this revision to Diff 436187.
SixWeining added a comment.

rebase


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D127205/new/

https://reviews.llvm.org/D127205

Files:
  llvm/lib/Target/LoongArch/LoongArchISelDAGToDAG.cpp
  llvm/test/CodeGen/LoongArch/imm.ll
  llvm/test/CodeGen/LoongArch/ir-instruction/and.ll
  llvm/test/CodeGen/LoongArch/ir-instruction/fcmp-dbl.ll
  llvm/test/CodeGen/LoongArch/ir-instruction/fcmp-flt.ll
  llvm/test/CodeGen/LoongArch/ir-instruction/sext-zext-trunc.ll

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