[PATCH] D107605: [MemCpyOpt] Teach memcpyopt to handle loads from the constant memory.

[Michael Liao via Phabricator via llvm-commits]

hliao marked 2 inline comments as done.
hliao added inline comments.


================
Comment at: llvm/lib/Transforms/Scalar/MemCpyOptimizer.cpp:1571
+                     MemoryLocation::getForSource(M)) &&
+      !AA->pointsToConstantMemory(MemoryLocation::getForSource(M)))
     return false;
----------------
efriedma wrote:
> Is it possible to write this using getModRefInfo()?  Something like `if (isModSet(AA->getModRefInfo(M, MemoryLocation::getForSource(M))))`.
Good point!


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https://reviews.llvm.org/D107605