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| author | Chris Lattner <sabre@nondot.org> | 2009-09-20 19:03:47 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2009-09-20 19:03:47 +0000 |
| commit | bb6495cc673db919225768a62872b79205a3af41 (patch) | |
| tree | de8a70bb65aa95eddbe7795741cf7e390ee44dfa /lib/Support/StringRef.cpp | |
| parent | c1491f3c47617dedc52b6e9557fa53c24c10c98b (diff) | |
enhance GVN to forward substitute a stored value to a load
(and load -> load) when the base pointers must alias but when
they are different types. This occurs very very frequently in
176.gcc and other code that uses bitfields a lot.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82399 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Support/StringRef.cpp')
0 files changed, 0 insertions, 0 deletions