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Use MachineBasicBlock::transferSuccessors.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@52594 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -662,11 +662,7 @@ AlphaTargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
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MachineBasicBlock *llscMBB = new MachineBasicBlock(LLVM_BB);
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MachineBasicBlock *sinkMBB = new MachineBasicBlock(LLVM_BB);
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for(MachineBasicBlock::succ_iterator i = thisMBB->succ_begin(),
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e = thisMBB->succ_end(); i != e; ++i)
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sinkMBB->addSuccessor(*i);
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while(!thisMBB->succ_empty())
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thisMBB->removeSuccessor(thisMBB->succ_begin());
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sinkMBB->transferSuccessors(thisMBB);
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MachineFunction *F = BB->getParent();
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F->getBasicBlockList().insert(It, llscMBB);
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@ -4018,15 +4018,10 @@ PPCTargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
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MachineFunction *F = BB->getParent();
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F->getBasicBlockList().insert(It, copy0MBB);
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F->getBasicBlockList().insert(It, sinkMBB);
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// Update machine-CFG edges by first adding all successors of the current
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// Update machine-CFG edges by transferring all successors of the current
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// block to the new block which will contain the Phi node for the select.
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for(MachineBasicBlock::succ_iterator i = BB->succ_begin(),
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e = BB->succ_end(); i != e; ++i)
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sinkMBB->addSuccessor(*i);
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// Next, remove all successors of the current block, and add the true
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// and fallthrough blocks as its successors.
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while(!BB->succ_empty())
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BB->removeSuccessor(BB->succ_begin());
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sinkMBB->transferSuccessors(BB);
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// Next, add the true and fallthrough blocks as its successors.
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BB->addSuccessor(copy0MBB);
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BB->addSuccessor(sinkMBB);
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@ -920,15 +920,10 @@ SparcTargetLowering::EmitInstrWithCustomInserter(MachineInstr *MI,
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MachineFunction *F = BB->getParent();
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F->getBasicBlockList().insert(It, copy0MBB);
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F->getBasicBlockList().insert(It, sinkMBB);
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// Update machine-CFG edges by first adding all successors of the current
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// Update machine-CFG edges by transferring all successors of the current
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// block to the new block which will contain the Phi node for the select.
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for(MachineBasicBlock::succ_iterator i = BB->succ_begin(),
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e = BB->succ_end(); i != e; ++i)
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sinkMBB->addSuccessor(*i);
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// Next, remove all successors of the current block, and add the true
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// and fallthrough blocks as its successors.
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while(!BB->succ_empty())
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BB->removeSuccessor(BB->succ_begin());
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sinkMBB->transferSuccessors(BB);
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// Next, add the true and fallthrough blocks as its successors.
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BB->addSuccessor(copy0MBB);
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BB->addSuccessor(sinkMBB);
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