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| author | Evan Cheng <evan.cheng@apple.com> | 2008-12-19 18:03:11 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2008-12-19 18:03:11 +0000 |
| commit | 3b3de7c228aafbf2bc48e6f751862606e88bea98 (patch) | |
| tree | d2517ffcbd73a2bc73e3a26ad201fa77b2fa44c0 /llvm/lib/Bitcode | |
| parent | 8c036a3af4d09932b53b2958f5a0c67b8e1ac2ba (diff) | |
| download | llvm-3b3de7c228aafbf2bc48e6f751862606e88bea98.zip llvm-3b3de7c228aafbf2bc48e6f751862606e88bea98.tar.gz llvm-3b3de7c228aafbf2bc48e6f751862606e88bea98.tar.bz2 | |
- CodeGenPrepare does not split loop back edges but it only knows about back edges of single block loops. It now does a DFS walk to find loop back edges.
- Use SplitBlockPredecessors to factor out common predecessors of the critical edge destination. This is disabled for now due to some regressions.
llvm-svn: 61248
Diffstat (limited to 'llvm/lib/Bitcode')
0 files changed, 0 insertions, 0 deletions