[PATCH] D104184: [Coroutine] Properly deal with byval and noalias parameters

[Xun Li via Phabricator via llvm-commits]

lxfind added inline comments.


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Comment at: llvm/lib/Transforms/Coroutines/CoroFrame.cpp:1605
+          Builder.CreateLoad(Def->getType()->getPointerElementType(), Def);
+      Builder.CreateStore(Value, G);
+    } else {
----------------
ChuanqiXu wrote:
> lxfind wrote:
> > efriedma wrote:
> > > Use memcpy to copy large values; load+store results in very inefficient code.
> > Good to know. We actually use load+store for all the frame rewrites. We can look at changing all of that in a separate patch.
> > Use memcpy to copy large values; load+store results in very inefficient code.
> 
> Would the successive pass convert load+store to memcpy?
I think it would


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D104184/new/

https://reviews.llvm.org/D104184