[PATCH] D101391: [DSE] Eliminate zero memset after calloc
Dávid Bolvanský via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Apr 27 13:32:21 PDT 2021
xbolva00 added a comment.
In D101391#2720758 <https://reviews.llvm.org/D101391#2720758>, @nikic wrote:
> I think it would be good to add a negative test where there is a store to the calloc in the meantime.
zero_memset_and_store_after_calloc?
store is killed by memset and then we have a calloc with memset.
In D101391#2720758 <https://reviews.llvm.org/D101391#2720758>, @nikic wrote:
> I think it would be good to add a negative test where there is a store to the calloc in the meantime.
Yes, good idea. Prepared partial_zero_memset_and_store_after_calloc and zero_memset_and_store_with_dyn_index_after_calloc.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D101391/new/
https://reviews.llvm.org/D101391
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