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| author | Nadav Rotem <nadav.rotem@intel.com> | 2011-10-30 13:24:22 +0000 |
|---|---|---|
| committer | Stephen Hines <srhines@google.com> | 2011-11-14 09:11:29 -0800 |
| commit | 5065a50ec4e4dabcd80991bf0af8293aba5b4d93 (patch) | |
| tree | dc71e138463ab8da9e9341965ec5b7bc6b0d7679 /lib/Linker/LinkModules.cpp | |
| parent | 90d4087f0dc58f0b20c8f39afa1f4c430b5839d6 (diff) | |
| download | external_llvm-5065a50ec4e4dabcd80991bf0af8293aba5b4d93.zip external_llvm-5065a50ec4e4dabcd80991bf0af8293aba5b4d93.tar.gz external_llvm-5065a50ec4e4dabcd80991bf0af8293aba5b4d93.tar.bz2 | |
Fix pr11266.
On x86: (shl V, 1) -> add V,V
Hardware support for vector-shift is sparse and in many cases we scalarize the
result. Additionally, on sandybridge padd is faster than shl.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@143311 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Linker/LinkModules.cpp')
0 files changed, 0 insertions, 0 deletions