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| author | Roman Divacky <rdivacky@freebsd.org> | 2014-11-21 19:53:24 +0000 |
|---|---|---|
| committer | Roman Divacky <rdivacky@freebsd.org> | 2014-11-21 19:53:24 +0000 |
| commit | d2b9a1b890b47d79d158a08ece2f39840b890d0e (patch) | |
| tree | 83cfc77a5d538cf7a760fe3687ab1607d1a20658 | |
| parent | bfd2b829d912ecd89f73ae32d4c683856dd677a3 (diff) | |
| download | bcm5719-llvm-d2b9a1b890b47d79d158a08ece2f39840b890d0e.tar.gz bcm5719-llvm-d2b9a1b890b47d79d158a08ece2f39840b890d0e.zip | |
Disable header duplication at -Oz in loop-rotate pass.
llvm-svn: 222562
| -rw-r--r-- | llvm/lib/Transforms/IPO/PassManagerBuilder.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp index da85a91c78a..0414caa61fc 100644 --- a/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp +++ b/llvm/lib/Transforms/IPO/PassManagerBuilder.cpp @@ -228,7 +228,8 @@ void PassManagerBuilder::populateModulePassManager(PassManagerBase &MPM) { MPM.add(createTailCallEliminationPass()); // Eliminate tail calls MPM.add(createCFGSimplificationPass()); // Merge & remove BBs MPM.add(createReassociatePass()); // Reassociate expressions - MPM.add(createLoopRotatePass()); // Rotate Loop + // Rotate Loop - disable header duplication at -Oz + MPM.add(createLoopRotatePass(SizeLevel == 2 ? 0 : -1)); MPM.add(createLICMPass()); // Hoist loop invariants MPM.add(createLoopUnswitchPass(SizeLevel || OptLevel < 3)); MPM.add(createInstructionCombiningPass()); |
