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| author | Evan Cheng <evan.cheng@apple.com> | 2012-02-23 02:58:19 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2012-02-23 02:58:19 +0000 |
| commit | 5fb468a6b308b643edf61f1731b6d95fd1a03bf4 (patch) | |
| tree | 8603bb3d08cf746c8d45bc935268c9e0895afb86 /lib/Analysis/ScalarEvolutionExpander.cpp | |
| parent | 81a682a4c004b0f44452ef824637a1b6face178f (diff) | |
Canonicalize (srl (bswap x), 16) to (rotr (bswap x), 16) if the high 16 bits
of x are zero. This optimizes rev + lsr 16 to rev16.
rdar://10750814
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151230 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ScalarEvolutionExpander.cpp')
0 files changed, 0 insertions, 0 deletions