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Refactor and reduce code duplication for non-split dwarf strings.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@198233 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eric Christopher 2013-12-30 18:32:31 +00:00
parent d7109840cd
commit 98b356bc64
1 changed files with 9 additions and 18 deletions
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27
lib/CodeGen/AsmPrinter/DwarfUnit.cpp
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@ -195,24 +195,14 @@ void DwarfUnit::addSInt(DIEBlock *Die, Optional<dwarf::Form> Form,
/// table.
void DwarfUnit::addString(DIE *Die, dwarf::Attribute Attribute,
StringRef String) {
DIEValue *Value;
dwarf::Form Form;
if (!DD->useSplitDwarf()) {
MCSymbol *Symb = DU->getStringPoolEntry(String);
if (Asm->MAI->doesDwarfUseRelocationsAcrossSections())
Value = new (DIEValueAllocator) DIELabel(Symb);
else {
MCSymbol *StringPool = DU->getStringPoolSym();
Value = new (DIEValueAllocator) DIEDelta(Symb, StringPool);
}
Form = dwarf::DW_FORM_strp;
} else {
unsigned idx = DU->getStringPoolIndex(String);
Value = new (DIEValueAllocator) DIEInteger(idx);
Form = dwarf::DW_FORM_GNU_str_index;
}
if (!DD->useSplitDwarf())
return addLocalString(Die, Attribute, String);
unsigned idx = DU->getStringPoolIndex(String);
DIEValue *Value = new (DIEValueAllocator) DIEInteger(idx);
DIEValue *Str = new (DIEValueAllocator) DIEString(Value, String);
Die->addValue(Attribute, Form, Str);
Die->addValue(Attribute, dwarf::DW_FORM_GNU_str_index, Str);
}
/// addLocalString - Add a string attribute data and value. This is guaranteed
@ -227,7 +217,8 @@ void DwarfUnit::addLocalString(DIE *Die, dwarf::Attribute Attribute,
MCSymbol *StringPool = DU->getStringPoolSym();
Value = new (DIEValueAllocator) DIEDelta(Symb, StringPool);
}
Die->addValue(Attribute, dwarf::DW_FORM_strp, Value);
DIEValue *Str = new (DIEValueAllocator) DIEString(Value, String);
Die->addValue(Attribute, dwarf::DW_FORM_strp, Str);
}
/// addExpr - Add a Dwarf expression attribute data and value.