[PATCH] D119006: [AMDGPU] SILoadStoreOptimizer: avoid unbounded register pressure increases

[Matt Arsenault via Phabricator via llvm-commits]

arsenm accepted this revision.
arsenm added inline comments.
This revision is now accepted and ready to land.


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Comment at: llvm/lib/Target/AMDGPU/SILoadStoreOptimizer.cpp:604-605
+    return false;
+  // TODO: Use LaneMasks for virtregs to allow non-conflicting subreg uses/defs.
+  // FIXME: Use RegUnits for physreg operands to detect partial overlaps.
+  for (const auto &BOp : B.operands()) {
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Generally those don't exist at this point outside of copies


Repository:
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CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D119006/new/

https://reviews.llvm.org/D119006