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Construct subprogram DIEs using DebugInfo. 

llvm-svn: 61772
This commit is contained in:
Devang Patel 2009-01-05 23:21:35 +00:00
parent 245a73ac16
commit 244a649764
1 changed files with 39 additions and 0 deletions
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39
llvm/lib/CodeGen/AsmPrinter/DwarfWriter.cpp
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@ -3214,6 +3214,45 @@ private:
}
}
/// ConstructSubprograms - Create DIEs for each of the externally visible
/// subprograms.
void ConstructSubprograms() {
std::string SPName = "llvm.dbg.subprograms";
std::vector<GlobalVariable*> Result;
getGlobalVariablesUsing(*M, SPName, Result);
for (std::vector<GlobalVariable *>::iterator RI = Result.begin(),
RE = Result.end(); RI != RE; ++RI) {
DISubprogram *SP = new DISubprogram(*RI);
CompileUnit *Unit = FindCompileUnit(SP->getCompileUnit());
// Check for pre-existence.
DIE *&Slot = Unit->getDieMapSlotFor(SP->getGV());
if (Slot) continue;
DIE *SubprogramDie = new DIE(DW_TAG_subprogram);
AddString(SubprogramDie, DW_AT_name, DW_FORM_string, SP->getName());
const std::string &LinkageName = SP->getLinkageName();
if (!LinkageName.empty())
AddString(SubprogramDie, DW_AT_MIPS_linkage_name, DW_FORM_string,
LinkageName);
DIType SPTy = SP->getType();
AddType(Unit, SubprogramDie, SPTy);
if (!SP->isLocalToUnit())
AddUInt(SubprogramDie, DW_AT_external, DW_FORM_flag, 1);
AddUInt(SubprogramDie, DW_AT_prototyped, DW_FORM_flag, 1);
AddSourceLine(SubprogramDie, SP);
//Add to map.
Slot = SubprogramDie;
//Add to context owner.
Unit->getDie()->AddChild(SubprogramDie);
//Expose as global.
Unit->AddGlobal(SP->getName(), SubprogramDie);
}
}
/// ConstructSubprogramDIEs - Create DIEs for each of the externally visible
/// subprograms.
void ConstructSubprogramDIEs() {