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| author | Chris Lattner <sabre@nondot.org> | 2005-08-10 02:07:32 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-08-10 02:07:32 +0000 |
| commit | 94f40324481c04ae8718967b4b5a3d7ca22370e6 (patch) | |
| tree | 608f79469f26e0a0346794b34f28d3fb792af2be /lib/Target/PowerPC/PPCISelPattern.cpp | |
| parent | 8d56cdd0d1e51aebe25015ca92dde296a0709424 (diff) | |
Make loop-simplify produce better loops by turning PHI nodes like X = phi [X, Y]
into just Y. This often occurs when it seperates loops that have collapsed loop
headers. This implements LoopSimplify/phi-node-simplify.ll
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22746 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC/PPCISelPattern.cpp')
0 files changed, 0 insertions, 0 deletions