[PATCH] D143710: [LoongArch] Emit addu16i.d for simple adds with eligible immediates

[WÁNG Xuěruì via Phabricator via llvm-commits]

xen0n updated this revision to Diff 496755.
xen0n added a comment.

Rebase & split tests out & implement matching of paired `addu16i.d + addi` patterns


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D143710/new/

https://reviews.llvm.org/D143710

Files:
  llvm/lib/Target/LoongArch/LoongArchInstrInfo.td
  llvm/test/CodeGen/LoongArch/ir-instruction/add.ll

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