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| author | Nick Lewycky <nicholas@mxc.ca> | 2008-11-21 07:33:58 +0000 |
|---|---|---|
| committer | Nick Lewycky <nicholas@mxc.ca> | 2008-11-21 07:33:58 +0000 |
| commit | 0c73079855de925bf08335fe39b0b112f3d9407a (patch) | |
| tree | 551a778e44dbac57cbe75b020b9fa977080e6019 /lib/Transforms/Scalar/MemCpyOptimizer.cpp | |
| parent | 41e4a59f2f396519e7026011320760c6d0c179c3 (diff) | |
Optimize (x/y)*y into x-(x%y) in general. Div and rem are about the same, and
a subtract is cheaper than a multiply. This generalizes an existing transform.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59800 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/MemCpyOptimizer.cpp')
0 files changed, 0 insertions, 0 deletions