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| author | Chris Lattner <sabre@nondot.org> | 2006-10-25 18:08:50 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2006-10-25 18:08:50 +0000 |
| commit | 323ece6fcd9722482a0be6c82afc5abc75739c78 (patch) | |
| tree | c14c898f9245a7cd39836ae6f2dfbedd5dbac8c0 /lib/CodeGen/BranchFolding.cpp | |
| parent | 13a04125df039d118c688df26998343a00d8a749 (diff) | |
turn off tail merging for now
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31180 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/BranchFolding.cpp')
| -rw-r--r-- | lib/CodeGen/BranchFolding.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/BranchFolding.cpp b/lib/CodeGen/BranchFolding.cpp index 652a647189..202f986bd2 100644 --- a/lib/CodeGen/BranchFolding.cpp +++ b/lib/CodeGen/BranchFolding.cpp @@ -206,6 +206,8 @@ void BranchFolder::ReplaceTailWithBranchTo(MachineBasicBlock::iterator OldInst, bool BranchFolder::TailMergeBlocks(MachineFunction &MF) { MadeChange = false; + return false; + // Find blocks with no successors. std::vector<std::pair<unsigned,MachineBasicBlock*> > MergePotentials; for (MachineFunction::iterator I = MF.begin(), E = MF.end(); I != E; ++I) { |