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Make MachineDominators available for SplitEditor. We are going to need it for

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proper SSA updating.

This doesn't cause MachineDominators to be recomputed since we are already
requiring MachineLoopInfo which uses dominators as well.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@117598 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2010-10-28 20:34:50 +00:00
parent 26b92be922
commit d68f458244
4 changed files with 21 additions and 8 deletions
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10
lib/CodeGen/SplitKit.cpp
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@ -18,6 +18,7 @@
#include "VirtRegMap.h"
#include "llvm/CodeGen/CalcSpillWeights.h"
#include "llvm/CodeGen/LiveIntervalAnalysis.h"
#include "llvm/CodeGen/MachineDominators.h"
#include "llvm/CodeGen/MachineInstrBuilder.h"
#include "llvm/CodeGen/MachineLoopInfo.h"
#include "llvm/CodeGen/MachineRegisterInfo.h"
@ -603,14 +604,17 @@ VNInfo *LiveIntervalMap::defByCopyFrom(unsigned Reg,
//===----------------------------------------------------------------------===//
/// Create a new SplitEditor for editing the LiveInterval analyzed by SA.
SplitEditor::SplitEditor(SplitAnalysis &sa, LiveIntervals &lis, VirtRegMap &vrm,
SplitEditor::SplitEditor(SplitAnalysis &sa,
LiveIntervals &lis,
VirtRegMap &vrm,
MachineDominatorTree &mdt,
LiveRangeEdit &edit)
: sa_(sa), lis_(lis), vrm_(vrm),
mri_(vrm.getMachineFunction().getRegInfo()),
tii_(*vrm.getMachineFunction().getTarget().getInstrInfo()),
edit_(edit),
dupli_(lis_, edit.getParent()),
openli_(lis_, edit.getParent())
dupli_(lis_, mdt, edit.getParent()),
openli_(lis_, mdt, edit.getParent())
{
}