[PATCH] D45344: [SimplifyLibcalls] Fold malloc + memset to calloc even for llvm.memset

[Dávid Bolvanský via Phabricator via llvm-commits]

xbolva00 updated this revision to Diff 144399.
xbolva00 added a comment.

Patch reworked.

- Malloc + llvm.memset folding
- Store instructions eliminated between malloc and memset calls.

Can you look at it? @spatel @efriedma


https://reviews.llvm.org/D45344

Files:
  include/llvm/Transforms/Utils/SimplifyLibCalls.h
  lib/Transforms/Utils/BuildLibCalls.cpp
  lib/Transforms/Utils/SimplifyLibCalls.cpp
  test/Transforms/InstCombine/memset-1.ll

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