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Update the MachineBasicBlock CFG for an indirect branch.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85325 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-10-27 22:10:34 +00:00
parent 64825153a2
commit eef55dc3fd
1 changed files with 4 additions and 0 deletions
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4
lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp
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@ -2132,6 +2132,10 @@ void SelectionDAGLowering::visitSwitch(SwitchInst &SI) {
} }
void SelectionDAGLowering::visitIndBr(IndBrInst &I) { void SelectionDAGLowering::visitIndBr(IndBrInst &I) {
// Update machine-CFG edges.
for (unsigned i = 0, e = I.getNumSuccessors(); i != e; ++i)
CurMBB->addSuccessor(FuncInfo.MBBMap[I.getSuccessor(i)]);
DAG.setRoot(DAG.getNode(ISD::BRIND, getCurDebugLoc(), DAG.setRoot(DAG.getNode(ISD::BRIND, getCurDebugLoc(),
MVT::Other, getControlRoot(), MVT::Other, getControlRoot(),
getValue(I.getAddress()))); getValue(I.getAddress())));