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| author | Matthias Braun <matze@braunis.de> | 2016-01-30 01:24:31 +0000 |
|---|---|---|
| committer | Matthias Braun <matze@braunis.de> | 2016-01-30 01:24:31 +0000 |
| commit | b30f2f51410449a6d476fed5c486a4ef8fd5f912 (patch) | |
| tree | af58fd7a768c6b601eaf890020aa3e2b4a3130b6 /llvm/lib/Transforms/IPO/SampleProfile.cpp | |
| parent | daa812d518b1f49feddeb08fcc9c5e563b0bf11e (diff) | |
| download | bcm5719-llvm-b30f2f51410449a6d476fed5c486a4ef8fd5f912.tar.gz bcm5719-llvm-b30f2f51410449a6d476fed5c486a4ef8fd5f912.zip | |
Avoid overly large SmallPtrSet/SmallSet
These sets perform linear searching in small mode so it is never a good
idea to use SmallSize/N bigger than 32.
llvm-svn: 259283
Diffstat (limited to 'llvm/lib/Transforms/IPO/SampleProfile.cpp')
| -rw-r--r-- | llvm/lib/Transforms/IPO/SampleProfile.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/llvm/lib/Transforms/IPO/SampleProfile.cpp b/llvm/lib/Transforms/IPO/SampleProfile.cpp index 928d92ef9d1..191f85e8b58 100644 --- a/llvm/lib/Transforms/IPO/SampleProfile.cpp +++ b/llvm/lib/Transforms/IPO/SampleProfile.cpp @@ -163,10 +163,10 @@ protected: EdgeWeightMap EdgeWeights; /// \brief Set of visited blocks during propagation. - SmallPtrSet<const BasicBlock *, 128> VisitedBlocks; + SmallPtrSet<const BasicBlock *, 32> VisitedBlocks; /// \brief Set of visited edges during propagation. - SmallSet<Edge, 128> VisitedEdges; + SmallSet<Edge, 32> VisitedEdges; /// \brief Equivalence classes for block weights. /// |
