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| author | Chris Lattner <sabre@nondot.org> | 2007-08-08 05:51:24 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-08-08 05:51:24 +0000 |
| commit | 3e089ae0b8aa6d9daf0b8ca8f6059422c45936f0 (patch) | |
| tree | 1a94bf7be024c94dc78329d4b0c549da4cee182d /lib/CodeGen/LiveInterval.cpp | |
| parent | 6ca4cb37553fc8ab568d1695d2afc99cf100d777 (diff) | |
reimplement dfs number computation to be significantly faster. This speeds up
natural loop canonicalization (which does many cfg xforms) by 4.3x, for
example. This also fixes a bug in postdom dfnumber computation.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40920 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/LiveInterval.cpp')
0 files changed, 0 insertions, 0 deletions