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| author | Owen Anderson <resistor@mac.com> | 2011-01-04 18:54:18 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2011-01-04 18:54:18 +0000 |
| commit | c2146a6abc6366ed6171c555d771bc6cb657f31a (patch) | |
| tree | fe7ed2cd0b08304bb3233c19a95f8db909755a0f /lib/CodeGen/SplitKit.cpp | |
| parent | 2802c7536f1f52a4028f8ba7c5406c2120f899b5 (diff) | |
Branch instructions don't produce values, so there's no need to generate a value number for them. This
avoids adding them to the various value numbering tables, resulting in a minor (~3%) speedup for GVN
on 40.gcc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@122819 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/SplitKit.cpp')
0 files changed, 0 insertions, 0 deletions