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Not all custom inserters create new basic blocks. If the inserter

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didn't create a new block, don't reset the insert position.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@107813 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-07-07 21:18:22 +00:00
parent 26b8ef53ff
commit 5c480432b5
1 changed files with 5 additions and 2 deletions
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7
lib/CodeGen/SelectionDAG/InstrEmitter.cpp
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@ -732,8 +732,11 @@ EmitMachineNode(SDNode *Node, bool IsClone, bool IsCloned,
if (II.usesCustomInsertionHook()) {
// Insert this instruction into the basic block using a target
// specific inserter which may returns a new basic block.
MBB = TLI->EmitInstrWithCustomInserter(MI, MBB);
InsertPos = MBB->end();
MachineBasicBlock *NewMBB = TLI->EmitInstrWithCustomInserter(MI, MBB);
if (NewMBB != MBB) {
MBB = NewMBB;
InsertPos = NewMBB->end();
}
return;
}