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Set DW_AT_artificial only if argument is marked as artificial.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95461 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Devang Patel
2010-02-06 01:02:37 +00:00
parent e6373eb826
commit b4645643de
3 changed files with 44 additions and 6 deletions
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17
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -1214,8 +1214,10 @@ DIE *DwarfDebug::createSubprogramDIE(const DISubprogram &SP, bool MakeDecl) {
if (SPTag == dwarf::DW_TAG_subroutine_type)
for (unsigned i = 1, N = Args.getNumElements(); i < N; ++i) {
DIE *Arg = new DIE(dwarf::DW_TAG_formal_parameter);
addType(Arg, DIType(Args.getElement(i).getNode()));
addUInt(Arg, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1); // ??
DIType ATy = DIType(DIType(Args.getElement(i).getNode()));
addType(Arg, ATy);
if (ATy.isArtificial())
addUInt(Arg, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1);
SPDie->addChild(Arg);
}
}
@ -1342,8 +1344,10 @@ DIE *DwarfDebug::updateSubprogramScopeDIE(MDNode *SPNode) {
if (SPTag == dwarf::DW_TAG_subroutine_type)
for (unsigned i = 1, N = Args.getNumElements(); i < N; ++i) {
DIE *Arg = new DIE(dwarf::DW_TAG_formal_parameter);
addType(Arg, DIType(Args.getElement(i).getNode()));
addUInt(Arg, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1); // ??
DIType ATy = DIType(DIType(Args.getElement(i).getNode()));
addType(Arg, ATy);
if (ATy.isArtificial())
addUInt(Arg, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1);
SPDie->addChild(Arg);
}
DIE *SPDeclDie = SPDie;
@ -1352,7 +1356,7 @@ DIE *DwarfDebug::updateSubprogramScopeDIE(MDNode *SPNode) {
SPDeclDie);
ModuleCU->addDie(SPDie);
}
addLabel(SPDie, dwarf::DW_AT_low_pc, dwarf::DW_FORM_addr,
DWLabel("func_begin", SubprogramCount));
addLabel(SPDie, dwarf::DW_AT_high_pc, dwarf::DW_FORM_addr,
@ -1515,6 +1519,9 @@ DIE *DwarfDebug::constructVariableDIE(DbgVariable *DV, DbgScope *Scope) {
else
addAddress(VariableDie, dwarf::DW_AT_location, Location);
}
if (Tag == dwarf::DW_TAG_formal_parameter && VD.getType().isArtificial())
addUInt(VariableDie, dwarf::DW_AT_artificial, dwarf::DW_FORM_flag, 1);
DV->setDIE(VariableDie);
return VariableDie;