[PATCH] D132436: [AMDGPU][SIFrameLowering] Unify PEI SGPR spill saves and restores (NFC)

[Matt Arsenault via Phabricator via llvm-commits]

arsenm accepted this revision.
arsenm added inline comments.


================
Comment at: llvm/lib/Target/AMDGPU/SIFrameLowering.cpp:197
+    if (IsProlog) {
+      LiveRegs.addLiveIns(MBB);
+    } else {
----------------
Really we ought to be stepping back from the end of the entry block and always using reverse liveness (but I guess you're just moving this function, so that's a separate change)


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D132436/new/

https://reviews.llvm.org/D132436