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Refactor to avoid code duplication. NFC. 

llvm-svn: 217207
This commit is contained in:
Rafael Espindola 2014-09-05 00:02:50 +00:00
parent 7c35f6194f
commit 7c7d7b92df
1 changed files with 25 additions and 34 deletions
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59
llvm/lib/CodeGen/TargetLoweringObjectFileImpl.cpp
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@ -358,8 +358,11 @@ TargetLoweringObjectFileELF::getSectionForConstant(SectionKind Kind,
return DataRelROSection;
}
const MCSection *TargetLoweringObjectFileELF::getStaticCtorSection(
unsigned Priority, const MCSymbol *KeySym) const {
static const MCSectionELF *getStaticStructorSection(MCContext &Ctx,
bool UseInitArray,
bool IsCtor,
unsigned Priority,
const MCSymbol *KeySym) {
std::string Name;
unsigned Type;
unsigned Flags = ELF::SHF_ALLOC | ELF::SHF_WRITE;
@ -370,16 +373,24 @@ const MCSection *TargetLoweringObjectFileELF::getStaticCtorSection(
Flags |= ELF::SHF_GROUP;
if (UseInitArray) {
Name = ".init_array";
if (IsCtor) {
Type = ELF::SHT_INIT_ARRAY;
Name = ".init_array";
} else {
Type = ELF::SHT_FINI_ARRAY;
Name = ".fini_array";
}
if (Priority != 65535) {
Name += '.';
Name += utostr(Priority);
}
Type = ELF::SHT_INIT_ARRAY;
} else {
// The default scheme is .ctor / .dtor, so we have to invert the priority
// numbering.
Name = std::string(".ctors");
if (IsCtor)
Name = ".ctors";
else
Name = ".dtors";
if (Priority != 65535) {
Name += '.';
Name += utostr(65535 - Priority);
@ -387,39 +398,19 @@ const MCSection *TargetLoweringObjectFileELF::getStaticCtorSection(
Type = ELF::SHT_PROGBITS;
}
return getContext().getELFSection(Name, Type, Flags, Kind, 0, COMDAT);
return Ctx.getELFSection(Name, Type, Flags, Kind, 0, COMDAT);
}
const MCSection *TargetLoweringObjectFileELF::getStaticCtorSection(
unsigned Priority, const MCSymbol *KeySym) const {
return getStaticStructorSection(getContext(), UseInitArray, true, Priority,
KeySym);
}
const MCSection *TargetLoweringObjectFileELF::getStaticDtorSection(
unsigned Priority, const MCSymbol *KeySym) const {
std::string Name;
unsigned Type;
unsigned Flags = ELF::SHF_ALLOC | ELF::SHF_WRITE;
SectionKind Kind = SectionKind::getDataRel();
StringRef COMDAT = KeySym ? KeySym->getName() : "";
if (KeySym)
Flags |= ELF::SHF_GROUP;
if (UseInitArray) {
Name = ".fini_array";
if (Priority != 65535) {
Name += '.';
Name += utostr(Priority);
}
Type = ELF::SHT_FINI_ARRAY;
} else {
// The default scheme is .ctor / .dtor, so we have to invert the priority
// numbering.
Name = ".dtors";
if (Priority != 65535) {
Name += '.';
Name += utostr(65535 - Priority);
}
Type = ELF::SHT_PROGBITS;
}
return getContext().getELFSection(Name, Type, Flags, Kind, 0, COMDAT);
return getStaticStructorSection(getContext(), UseInitArray, false, Priority,
KeySym);
}
void