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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2012-10-27 14:25:51 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2012-10-27 14:25:51 +0000 |
| commit | d11c5d08a5f4f030d6e357378d0d46d93efd9a59 (patch) | |
| tree | 95e77226ccabfa2fd6c5b171c64f038ccdef512d /lib/Object/COFFObjectFile.cpp | |
| parent | 96c8735e28f2f89be37cdd907f680c6c1bf16052 (diff) | |
LoopIdiom: Recognize memmove loops.
This turns loops like
for (unsigned i = 0; i != n; ++i)
p[i] = p[i+1];
into memmove, which has a highly optimized implementation in most libcs.
This was really easy with the new DependenceAnalysis :)
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166875 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Object/COFFObjectFile.cpp')
0 files changed, 0 insertions, 0 deletions