[PATCH] D66135: [SimplifyLibCalls] Add noalias from known callsites [WIP]

[Dávid Bolvanský via Phabricator via llvm-commits]

xbolva00 created this revision.
xbolva00 added reviewers: jdoerfert, efriedma.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.

Should be fine for memcpy, strcpy, strncpy where size > 0.


Repository:
  rL LLVM

https://reviews.llvm.org/D66135

Files:
  lib/Transforms/Utils/SimplifyLibCalls.cpp
  test/Analysis/TypeBasedAliasAnalysis/memcpyopt.ll
  test/Transforms/InstCombine/mem-deref-bytes.ll
  test/Transforms/InstCombine/memcpy-from-global.ll
  test/Transforms/InstCombine/memcpy-to-load.ll
  test/Transforms/InstCombine/memcpy.ll
  test/Transforms/InstCombine/memcpy_chk-1.ll
  test/Transforms/InstCombine/objsize.ll
  test/Transforms/InstCombine/sprintf-1.ll
  test/Transforms/InstCombine/stpcpy_chk-1.ll
  test/Transforms/InstCombine/strcpy_chk-1.ll
  test/Transforms/InstCombine/strncpy_chk-1.ll
  test/Transforms/MemCpyOpt/memcpy-to-memset-with-lifetimes.ll

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