[PATCH] D152407: [AArch64] Merge LDRSWpre-LD[U]RSW pair into LDPSWpre.

[Zhuojia Shen via Phabricator via llvm-commits]

chaosdefinition updated this revision to Diff 530016.
chaosdefinition retitled this revision from "[AArch64] Merge LDRSWpre-LDRSWui pair into LDPSWpre." to "[AArch64] Merge LDRSWpre-LD[U]RSW pair into LDPSWpre.".
chaosdefinition edited the summary of this revision.
chaosdefinition added a comment.

Addressing comments by @fhahn:

- Add a test case of merging `LDRSWpre` and `LDURSWi`
- Add test cases with `LDRSWpre` as the second merge candidate
- Split test cases into a separate patch (see D152564 <https://reviews.llvm.org/D152564>)


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D152407/new/

https://reviews.llvm.org/D152407

Files:
  llvm/lib/Target/AArch64/AArch64InstrInfo.cpp
  llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
  llvm/test/CodeGen/AArch64/ldrpre-ldr-merge.mir

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