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Take care of special characters while creating named MDNode name to hold function specific local variable's info.

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This fixes radar 8653152. I am checking in testcase as a separate check-in.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@118726 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-11-10 22:19:21 +00:00
parent 4beee3d06b
commit 62367045a4
3 changed files with 48 additions and 13 deletions
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14
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -2128,8 +2128,7 @@ void DwarfDebug::endModule() {
StringRef FName = SP.getLinkageName();
if (FName.empty())
FName = SP.getName();
NamedMDNode *NMD =
M->getNamedMetadata(Twine("llvm.dbg.lv.", getRealLinkageName(FName)));
NamedMDNode *NMD = getFnSpecificMDNode(*(MMI->getModule()), FName);
if (!NMD) continue;
unsigned E = NMD->getNumOperands();
if (!E) continue;
@ -2422,10 +2421,7 @@ DwarfDebug::collectVariableInfo(const MachineFunction *MF,
// Collect info for variables that were optimized out.
const Function *F = MF->getFunction();
const Module *M = F->getParent();
if (NamedMDNode *NMD =
M->getNamedMetadata(Twine("llvm.dbg.lv.",
getRealLinkageName(F->getName())))) {
if (NamedMDNode *NMD = getFnSpecificMDNode(*(F->getParent()), F->getName())) {
for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i) {
DIVariable DV(cast<MDNode>(NMD->getOperand(i)));
if (!DV || !Processed.insert(DV))
@ -2912,10 +2908,8 @@ void DwarfDebug::endFunction(const MachineFunction *MF) {
StringRef FName = SP.getLinkageName();
if (FName.empty())
FName = SP.getName();
const Module *M = MF->getFunction()->getParent();
if (NamedMDNode *NMD =
M->getNamedMetadata(Twine("llvm.dbg.lv.",
getRealLinkageName(FName)))) {
if (NamedMDNode *NMD =
getFnSpecificMDNode(*(MF->getFunction()->getParent()), FName)) {
for (unsigned i = 0, e = NMD->getNumOperands(); i != e; ++i) {
DIVariable DV(cast<MDNode>(NMD->getOperand(i)));
if (!DV || !ProcessedVars.insert(DV))