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Tidy up.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112858 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel 2010-09-02 21:02:27 +00:00
parent b7a11b5399
commit 8e741ed2fa
1 changed files with 9 additions and 11 deletions
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20
lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
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@ -4064,19 +4064,10 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
}
case Intrinsic::dbg_declare: {
const DbgDeclareInst &DI = cast<DbgDeclareInst>(I);
if (!DIVariable(DI.getVariable()).Verify())
return 0;
MDNode *Variable = DI.getVariable();
// Parameters are handled specially.
bool isParameter =
DIVariable(Variable).getTag() == dwarf::DW_TAG_arg_variable;
const Value *Address = DI.getAddress();
if (!Address)
if (!Address || !DIVariable(DI.getVariable()).Verify())
return 0;
if (const BitCastInst *BCI = dyn_cast<BitCastInst>(Address))
Address = BCI->getOperand(0);
const AllocaInst *AI = dyn_cast<AllocaInst>(Address);
// Build an entry in DbgOrdering. Debug info input nodes get an SDNodeOrder
// but do not always have a corresponding SDNode built. The SDNodeOrder
@ -4089,6 +4080,13 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
N = UnusedArgNodeMap[Address];
SDDbgValue *SDV;
if (N.getNode()) {
// Parameters are handled specially.
bool isParameter =
DIVariable(Variable).getTag() == dwarf::DW_TAG_arg_variable;
if (const BitCastInst *BCI = dyn_cast<BitCastInst>(Address))
Address = BCI->getOperand(0);
const AllocaInst *AI = dyn_cast<AllocaInst>(Address);
if (isParameter && !AI) {
FrameIndexSDNode *FINode = dyn_cast<FrameIndexSDNode>(N.getNode());
if (FINode)
@ -4113,7 +4111,7 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
if (!EmitFuncArgumentDbgValue(Address, Variable, 0, N)) {
SDV = DAG.getDbgValue(Variable, UndefValue::get(Address->getType()),
0, dl, SDNodeOrder);
DAG.AddDbgValue(SDV, 0, isParameter);
DAG.AddDbgValue(SDV, 0, false);
}
}
return 0;