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| author | Chris Lattner <sabre@nondot.org> | 2009-12-24 01:07:17 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-12-24 01:07:17 +0000 |
| commit | 04b091a7822c60512285ee66b058f98399bf1cf9 (patch) | |
| tree | 2898e7bc54044d523c88070d7e14ea1c7eb91ed3 /lib/CodeGen/CodePlacementOpt.cpp | |
| parent | 7ed6dd61ac904f6a50318f557ac0f389a4dbf6a9 (diff) | |
handle equality memcmp of 8 bytes on x86-64 with two unaligned loads and a
compare. On other targets we end up with a call to memcmp because we don't
want 16 individual byte loads. We should be able to use movups as well, but
we're failing to select the generated icmp.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92107 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/CodePlacementOpt.cpp')
0 files changed, 0 insertions, 0 deletions