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Use the actual .text section, it is less code than building a dummy one. 

llvm-svn: 199968
This commit is contained in:
Rafael Espindola 2014-01-24 02:31:35 +00:00
parent f2812535e4
commit 100859c608
1 changed files with 4 additions and 25 deletions
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29
llvm/lib/LTO/LTOModule.cpp
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@ -534,31 +534,10 @@ LTOModule::addPotentialUndefinedSymbol(const GlobalValue *decl, bool isFunc) {
namespace { namespace {
// Common infrastructure is allowed to assume the existence of a current
// section. Since this streamer doesn't need one itself, we just provide
// a dummy one.
class DummySection : public MCSection {
public:
DummySection() : MCSection(SV_ELF, SectionKind::getText()) {}
virtual void PrintSwitchToSection(const MCAsmInfo &MAI, raw_ostream &OS,
const MCExpr *Subsection) const {}
virtual std::string getLabelBeginName() const { return ""; }
virtual std::string getLabelEndName() const { return ""; }
virtual bool UseCodeAlign() const { return false; }
virtual bool isVirtualSection() const { return false; }
};
class RecordStreamer : public MCStreamer { class RecordStreamer : public MCStreamer {
public: public:
enum State { NeverSeen, Global, Defined, DefinedGlobal, Used }; enum State { NeverSeen, Global, Defined, DefinedGlobal, Used };
DummySection TheSection;
private: private:
StringMap<State> Symbols; StringMap<State> Symbols;
@ -644,9 +623,7 @@ public:
return Symbols.end(); return Symbols.end();
} }
RecordStreamer(MCContext &Context) : MCStreamer(Context, 0) { RecordStreamer(MCContext &Context) : MCStreamer(Context, 0) {}
SwitchSection(&TheSection);
}
virtual void EmitInstruction(const MCInst &Inst) { virtual void EmitInstruction(const MCInst &Inst) {
// Scan for values. // Scan for values.
@ -686,7 +663,9 @@ public:
// Noop calls. // Noop calls.
virtual void ChangeSection(const MCSection *Section, virtual void ChangeSection(const MCSection *Section,
const MCExpr *Subsection) {} const MCExpr *Subsection) {}
virtual void InitSections() {} virtual void InitSections() {
SwitchSection(getContext().getObjectFileInfo()->getTextSection());
}
virtual void EmitAssemblerFlag(MCAssemblerFlag Flag) {} virtual void EmitAssemblerFlag(MCAssemblerFlag Flag) {}
virtual void EmitThumbFunc(MCSymbol *Func) {} virtual void EmitThumbFunc(MCSymbol *Func) {}
virtual void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {} virtual void EmitSymbolDesc(MCSymbol *Symbol, unsigned DescValue) {}