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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-01-06 23:47:07 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-01-06 23:47:07 +0000 |
| commit | 30ac0467ced4627a9b84d8a1d3ca5e8706ddad63 (patch) | |
| tree | 8b12d1fe8932095354d1a6a11ce9f294622abf12 /lib/CodeGen/TargetInstrInfoImpl.cpp | |
| parent | ce3e769c15be90463abf14bb71b5a8e1205d3661 (diff) | |
Add Target hook to duplicate machine instructions.
Some instructions refer to unique labels, and so cannot be trivially cloned
with CloneMachineInstr.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92873 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/TargetInstrInfoImpl.cpp')
| -rw-r--r-- | lib/CodeGen/TargetInstrInfoImpl.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/CodeGen/TargetInstrInfoImpl.cpp b/lib/CodeGen/TargetInstrInfoImpl.cpp index 393e315a32..a0fccabdb5 100644 --- a/lib/CodeGen/TargetInstrInfoImpl.cpp +++ b/lib/CodeGen/TargetInstrInfoImpl.cpp @@ -150,6 +150,13 @@ void TargetInstrInfoImpl::reMaterialize(MachineBasicBlock &MBB, MBB.insert(I, MI); } +MachineInstr *TargetInstrInfoImpl::duplicate(MachineInstr *Orig, + MachineFunction &MF) const { + assert(!Orig->getDesc().isNotDuplicable() && + "Instruction cannot be duplicated"); + return MF.CloneMachineInstr(Orig); +} + bool TargetInstrInfoImpl::isIdentical(const MachineInstr *MI, const MachineInstr *Other, |