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Add MCObjectFileInfo and sink the MCSections initialization code from

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TargetLoweringObjectFileImpl down to MCObjectFileInfo.

TargetAsmInfo is done to one last method. It's *almost* gone!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135569 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng
2011-07-20 05:58:47 +00:00
parent 86c98145b2
commit e76a33b956
27 changed files with 900 additions and 840 deletions
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111
include/llvm/CodeGen/TargetLoweringObjectFileImpl.h
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@ -33,42 +33,13 @@ namespace llvm {
class TargetLoweringObjectFileELF : public TargetLoweringObjectFile {
protected:
/// TLSDataSection - Section directive for Thread Local data.
///
const MCSection *TLSDataSection; // Defaults to ".tdata".
/// TLSBSSSection - Section directive for Thread Local uninitialized data.
/// Null if this target doesn't support a BSS section.
///
const MCSection *TLSBSSSection; // Defaults to ".tbss".
const MCSection *DataRelSection;
const MCSection *DataRelLocalSection;
const MCSection *DataRelROSection;
const MCSection *DataRelROLocalSection;
const MCSection *MergeableConst4Section;
const MCSection *MergeableConst8Section;
const MCSection *MergeableConst16Section;
public:
TargetLoweringObjectFileELF();
~TargetLoweringObjectFileELF() {}
virtual void Initialize(MCContext &Ctx, const TargetMachine &TM);
virtual const MCSection *getEHFrameSection() const;
virtual const MCSection *getWin64EHFuncTableSection(StringRef) const {
return NULL;
}
virtual const MCSection *getWin64EHTableSection(StringRef) const{return NULL;}
virtual ~TargetLoweringObjectFileELF() {}
virtual void emitPersonalityValue(MCStreamer &Streamer,
const TargetMachine &TM,
const MCSymbol *Sym) const;
const MCSection *getDataRelSection() const { return DataRelSection; }
/// getSectionForConstant - Given a constant with the SectionKind, return a
/// section that it should be placed in.
virtual const MCSection *getSectionForConstant(SectionKind Kind) const;
@ -99,48 +70,8 @@ public:
class TargetLoweringObjectFileMachO : public TargetLoweringObjectFile {
/// TLSDataSection - Section for thread local data.
///
const MCSection *TLSDataSection; // Defaults to ".tdata".
/// TLSBSSSection - Section for thread local uninitialized data.
///
const MCSection *TLSBSSSection; // Defaults to ".tbss".
/// TLSTLVSection - Section for thread local structure information.
/// Contains the source code name of the variable, visibility and a pointer
/// to the initial value (.tdata or .tbss).
const MCSection *TLSTLVSection; // Defaults to ".tlv".
/// TLSThreadInitSection - Section for thread local data initialization
/// functions.
const MCSection *TLSThreadInitSection; // Defaults to ".thread_init_func".
const MCSection *CStringSection;
const MCSection *UStringSection;
const MCSection *TextCoalSection;
const MCSection *ConstTextCoalSection;
const MCSection *ConstDataSection;
const MCSection *DataCoalSection;
const MCSection *DataCommonSection;
const MCSection *DataBSSSection;
const MCSection *FourByteConstantSection;
const MCSection *EightByteConstantSection;
const MCSection *SixteenByteConstantSection;
const MCSection *LazySymbolPointerSection;
const MCSection *NonLazySymbolPointerSection;
public:
TargetLoweringObjectFileMachO();
~TargetLoweringObjectFileMachO() {}
virtual void Initialize(MCContext &Ctx, const TargetMachine &TM);
virtual const MCSection *getEHFrameSection() const;
virtual const MCSection *getWin64EHFuncTableSection(StringRef) const {
return NULL;
}
virtual const MCSection *getWin64EHTableSection(StringRef) const{return NULL;}
virtual ~TargetLoweringObjectFileMachO() {}
virtual const MCSection *
SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind,
@ -158,30 +89,6 @@ public:
virtual bool shouldEmitUsedDirectiveFor(const GlobalValue *GV,
Mangler *) const;
/// getTextCoalSection - Return the "__TEXT,__textcoal_nt" section we put weak
/// text symbols into.
const MCSection *getTextCoalSection() const {
return TextCoalSection;
}
/// getConstTextCoalSection - Return the "__TEXT,__const_coal" section
/// we put weak read-only symbols into.
const MCSection *getConstTextCoalSection() const {
return ConstTextCoalSection;
}
/// getLazySymbolPointerSection - Return the section corresponding to
/// the .lazy_symbol_pointer directive.
const MCSection *getLazySymbolPointerSection() const {
return LazySymbolPointerSection;
}
/// getNonLazySymbolPointerSection - Return the section corresponding to
/// the .non_lazy_symbol_pointer directive.
const MCSection *getNonLazySymbolPointerSection() const {
return NonLazySymbolPointerSection;
}
/// getExprForDwarfGlobalReference - The mach-o version of this method
/// defaults to returning a stub reference.
virtual const MCExpr *
@ -203,20 +110,8 @@ public:
class TargetLoweringObjectFileCOFF : public TargetLoweringObjectFile {
const MCSection *DrectveSection;
const MCSection *PDataSection;
const MCSection *XDataSection;
public:
TargetLoweringObjectFileCOFF();
~TargetLoweringObjectFileCOFF() {}
virtual void Initialize(MCContext &Ctx, const TargetMachine &TM);
virtual const MCSection *getEHFrameSection() const;
virtual const MCSection *getWin64EHFuncTableSection(StringRef) const;
virtual const MCSection *getWin64EHTableSection(StringRef) const;
virtual const MCSection *getDrectveSection() const { return DrectveSection; }
virtual ~TargetLoweringObjectFileCOFF() {}
virtual const MCSection *
getExplicitSectionGlobal(const GlobalValue *GV, SectionKind Kind,