[PATCH] D95424: [CodeGenPrepare] Also skip lifetime.end intrinsic when check return block in dupRetToEnableTailCallOpts

[JunMa via Phabricator via llvm-commits]

junparser created this revision.
junparser added reviewers: greened, aqjune, bkramer.
junparser added a project: LLVM.
Herald added a subscriber: hiraditya.
junparser requested review of this revision.
Herald added a subscriber: llvm-commits.

As we find in many real workloads that there are maybe some lifetime.end intrinsics existing in return block, so it is better to skip lifetime.end intrinsic as well.  This patch just do such thing.

TestPlan: check-llvm


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D95424

Files:
  llvm/lib/CodeGen/CodeGenPrepare.cpp
  llvm/test/Transforms/CodeGenPrepare/ARM/tailcall-dup.ll
  llvm/test/Transforms/CodeGenPrepare/X86/tailcall-assume-xbb.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D95424.319217.patch
Type: text/x-patch
Size: 3387 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20210126/9209c0f3/attachment.bin>