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| author | Chris Lattner <sabre@nondot.org> | 2006-08-12 05:02:03 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-08-12 05:02:03 +0000 |
| commit | 69b3992154d4a136cd18448b4fc796afd1efb5ea (patch) | |
| tree | 0bb4dded3f22d77608f3d96b3c342577bbef3726 /lib/Transforms/Utils/LoopSimplify.cpp | |
| parent | fa78946482a2cc73a1485887dfd12edd12b742a4 (diff) | |
Make Loop::getExitBlocks significantly faster for large loops. Instead of
pounding on Loop::contains (which is O(n) in the size of the loop), use a
sorted vector, which is O(log(N)) for each query. This speeds up Duraid's
horrible testcase from ~72s to ~31s in a debug build.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@29645 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Utils/LoopSimplify.cpp')
0 files changed, 0 insertions, 0 deletions