Revert 131172 as it is causing clang to miscompile itself. I will try
to provide a reduced testcase.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@131176 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/BranchFolding.h b/lib/CodeGen/BranchFolding.h
index 4daf4ec..15dfa7f 100644
--- a/lib/CodeGen/BranchFolding.h
+++ b/lib/CodeGen/BranchFolding.h
@@ -19,10 +19,11 @@
class RegScavenger;
class TargetInstrInfo;
class TargetRegisterInfo;
+ template<typename T> class SmallVectorImpl;
class BranchFolder {
public:
- explicit BranchFolder(bool defaultEnableTailMerge, bool CommonHoist);
+ explicit BranchFolder(bool defaultEnableTailMerge);
bool OptimizeFunction(MachineFunction &MF,
const TargetInstrInfo *tii,
@@ -84,7 +85,6 @@
std::vector<SameTailElt> SameTails;
bool EnableTailMerge;
- bool EnableHoistCommonCode;
const TargetInstrInfo *TII;
const TargetRegisterInfo *TRI;
MachineModuleInfo *MMI;
@@ -110,9 +110,6 @@
bool OptimizeBlock(MachineBasicBlock *MBB);
void RemoveDeadBlock(MachineBasicBlock *MBB);
bool OptimizeImpDefsBlock(MachineBasicBlock *MBB);
-
- bool HoistCommonCode(MachineFunction &MF);
- bool HoistCommonCodeInSuccs(MachineBasicBlock *MBB);
};
}