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Make sure both PendingLoads and PendingExports are flushed

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before an invoke.  Failure to do this causes references in
the landing pad to variables that were not set.  Fixes
g++.dg/eh/delayslot1.C
g++.dg/eh/fp-regs.C
g++.old-deja/g++.brendan/eh1.C



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49243 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2008-04-04 23:48:31 +00:00
parent 3e3dc57d3f
commit a4091d34f3
1 changed files with 4 additions and 1 deletions
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5
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@ -3171,7 +3171,10 @@ void SelectionDAGLowering::LowerCallTo(CallSite CS, SDOperand Callee,
// Insert a label before the invoke call to mark the try range. This can be
// used to detect deletion of the invoke via the MachineModuleInfo.
BeginLabel = MMI->NextLabelID();
DAG.setRoot(DAG.getNode(ISD::LABEL, MVT::Other, getRoot(),
// Both PendingLoads and PendingExports must be flushed here;
// this call might not return.
(void)getRoot();
DAG.setRoot(DAG.getNode(ISD::LABEL, MVT::Other, getControlRoot(),
DAG.getConstant(BeginLabel, MVT::i32),
DAG.getConstant(1, MVT::i32)));
}