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Enhance EmitInstrWithCustomInserter() so target can specify CFG changes that sdisel will use to properly complete phi nodes.

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Not functionality change yet.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@82273 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2009-09-18 21:02:19 +00:00
parent 558b79a399
commit fb2e752e41
30 changed files with 85 additions and 41 deletions
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3
lib/Target/PowerPC/PPCISelLowering.cpp
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@@ -4488,7 +4488,8 @@ PPCTargetLowering::EmitPartwordAtomicBinary(MachineInstr *MI,
MachineBasicBlock *
PPCTargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
MachineBasicBlock *BB) const {
MachineBasicBlock *BB,
DenseMap<MachineBasicBlock*, MachineBasicBlock*> *EM) const {
const TargetInstrInfo *TII = getTargetMachine().getInstrInfo();
// To "insert" these instructions we actually have to insert their