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| author | Bill Wendling <isanbard@gmail.com> | 2010-09-07 20:14:32 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2010-09-07 20:14:32 +0000 |
| commit | 4c0eaab1b52b79e2c5fcc4084638063f8f321db2 (patch) | |
| tree | 4e4526b1dc85e2cfd96ec27bfec09d9e28511d84 /lib/CompilerDriver/CompilationGraph.cpp | |
| parent | 5770e0a66606e3622fcee35da2f1266decb08d74 (diff) | |
Approved by Chris:
$ svn merge -c 113257 https://llvm.org/svn/llvm-project/llvm/trunk
--- Merging r113257 into '.':
A test/Transforms/InstCombine/sqrt.ll
D test/Transforms/InstCombine/2010-07-19-sqrt.ll
Renaming test.
$ svn merge -c 113260 https://llvm.org/svn/llvm-project/llvm/trunk
--- Merging r113260 into '.':
U test/Transforms/InstCombine/sqrt.ll
U lib/Transforms/InstCombine/InstCombineCasts.cpp
Log:
Fix a serious performance regression introduced by r108687 on linux:
turning (fptrunc (sqrt (fpext x))) -> (sqrtf x) is great, but we have
to delete the original sqrt as well. Not doing so causes us to do
two sqrt's when building with -fmath-errno (the default on linux).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_28@113265 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CompilerDriver/CompilationGraph.cpp')
0 files changed, 0 insertions, 0 deletions