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| author | Dehao Chen <dehao@google.com> | 2016-07-11 16:40:17 +0000 |
|---|---|---|
| committer | Dehao Chen <dehao@google.com> | 2016-07-11 16:40:17 +0000 |
| commit | 29d2641f52fc1410845e874b829b7c039e01c50e (patch) | |
| tree | b51ac17753d13ce6484ca121f4abadbb19346faf /llvm/lib/Transforms/Vectorize/CMakeLists.txt | |
| parent | ddc3cc65cb16b3f655782d29f9fccb7488f826ec (diff) | |
| download | bcm5719-llvm-29d2641f52fc1410845e874b829b7c039e01c50e.tar.gz bcm5719-llvm-29d2641f52fc1410845e874b829b7c039e01c50e.zip | |
Tune the weight propagation algorithm for sample profile.
Summary: Handle the case when there is only one incoming/outgoing edge for a visited basic block: use the block weight to adjust edge weight even when the edge has been visited before. This can help reduce inaccuracies introduced by incorrect basic block profile, as shown in the updated unittest.
Reviewers: davidxl, dnovillo
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D22180
llvm-svn: 275072
Diffstat (limited to 'llvm/lib/Transforms/Vectorize/CMakeLists.txt')
0 files changed, 0 insertions, 0 deletions
