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Reorg for integration with gcc4. Old style debug info will not be passed though

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to SelIDAG.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@26115 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Laskey
2006-02-11 01:01:30 +00:00
parent c23580969f
commit ce72b1755f
3 changed files with 435 additions and 192 deletions
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43
lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
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@@ -941,33 +941,30 @@ SelectionDAGLowering::visitIntrinsicCall(CallInst &I, unsigned Intrinsic) {
if (TLI.getTargetMachine().getIntrinsicLowering().EmitDebugFunctions())
return "llvm_debugger_stop";
std::string fname = "<unknown>";
std::vector<SDOperand> Ops;
MachineDebugInfo *DebugInfo = DAG.getMachineDebugInfo();
if (DebugInfo && DebugInfo->Verify(I.getOperand(4))) {
std::vector<SDOperand> Ops;
// Input Chain
Ops.push_back(getRoot());
// line number
Ops.push_back(getValue(I.getOperand(2)));
// column
Ops.push_back(getValue(I.getOperand(3)));
// Input Chain
Ops.push_back(getRoot());
// line number
Ops.push_back(getValue(I.getOperand(2)));
// column
Ops.push_back(getValue(I.getOperand(3)));
// filename/working dir
// Pull the filename out of the the compilation unit.
const GlobalVariable *cunit = dyn_cast<GlobalVariable>(I.getOperand(4));
if (cunit && cunit->hasInitializer()) {
if (ConstantStruct *CS =
dyn_cast<ConstantStruct>(cunit->getInitializer())) {
if (CS->getNumOperands() > 0) {
Ops.push_back(DAG.getString(getStringValue(CS->getOperand(3))));
Ops.push_back(DAG.getString(getStringValue(CS->getOperand(4))));
}
}
DebugInfoDesc *DD = DebugInfo->Deserialize(I.getOperand(4));
assert(DD && "Not a debug information descriptor");
CompileUnitDesc *CompileUnit = dyn_cast<CompileUnitDesc>(DD);
assert(CompileUnit && "Not a compile unit");
Ops.push_back(DAG.getString(CompileUnit->getFileName()));
Ops.push_back(DAG.getString(CompileUnit->getDirectory()));
if (Ops.size() == 5) // Found filename/workingdir.
DAG.setRoot(DAG.getNode(ISD::LOCATION, MVT::Other, Ops));
}
if (Ops.size() == 5) // Found filename/workingdir.
DAG.setRoot(DAG.getNode(ISD::LOCATION, MVT::Other, Ops));
setValue(&I, DAG.getNode(ISD::UNDEF, TLI.getValueType(I.getType())));
return 0;
}