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| author | Sanjoy Das <sanjoy@playingwithpointers.com> | 2015-04-14 03:20:32 +0000 |
|---|---|---|
| committer | Sanjoy Das <sanjoy@playingwithpointers.com> | 2015-04-14 03:20:32 +0000 |
| commit | a9f1e27a0493892005c1602ffdf76a3a7ff19d73 (patch) | |
| tree | b303989a3ff3457aa1e29b6d86a3a8da55b7742b /llvm/lib/Transforms/Utils/LoopUnroll.cpp | |
| parent | 2e6bb3b947ea30bb169b89ea03cef6bce546f8e9 (diff) | |
| download | bcm5719-llvm-a9f1e27a0493892005c1602ffdf76a3a7ff19d73.tar.gz bcm5719-llvm-a9f1e27a0493892005c1602ffdf76a3a7ff19d73.zip | |
[SCEV] Strengthen SCEVExpander::isHighCostExpansion.
Summary:
Teach `isHighCostExpansion` to consider divisions by power-of-two
constants as cheap and add a test case. This change is needed for a new
user of `isHighCostExpansion` that will be added in a subsequent change.
Depends on D8995.
Reviewers: atrick
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D8993
llvm-svn: 234845
Diffstat (limited to 'llvm/lib/Transforms/Utils/LoopUnroll.cpp')
0 files changed, 0 insertions, 0 deletions
