diff options
Diffstat (limited to 'include/llvm/Target')
-rw-r--r-- | include/llvm/Target/TargetLoweringObjectFile.h | 42 | ||||
-rw-r--r-- | include/llvm/Target/TargetMachine.h | 23 |
2 files changed, 25 insertions, 40 deletions
diff --git a/include/llvm/Target/TargetLoweringObjectFile.h b/include/llvm/Target/TargetLoweringObjectFile.h index d3e5cf2119..a2f8c75647 100644 --- a/include/llvm/Target/TargetLoweringObjectFile.h +++ b/include/llvm/Target/TargetLoweringObjectFile.h @@ -25,6 +25,7 @@ namespace llvm { class MCExpr; class MCSection; class MCSectionMachO; + class MCSymbol; class MCContext; class GlobalValue; class TargetMachine; @@ -175,23 +176,22 @@ public: return 0; } - /// getSymbolForDwarfGlobalReference - Return an MCExpr to use for a - /// pc-relative reference to the specified global variable from exception - /// handling information. In addition to the symbol, this returns - /// by-reference: - /// - /// IsIndirect - True if the returned symbol is actually a stub that contains - /// the address of the symbol, false if the symbol is the global itself. - /// - /// IsPCRel - True if the symbol reference is already pc-relative, false if - /// the caller needs to subtract off the address of the reference from the - /// symbol. + /// getSymbolForDwarfGlobalReference - Return an MCExpr to use for a reference + /// to the specified global variable from exception handling information. /// virtual const MCExpr * getSymbolForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang, - MachineModuleInfo *MMI, - bool &IsIndirect, bool &IsPCRel) const; - + MachineModuleInfo *MMI, unsigned Encoding) const; + + virtual const MCExpr * + getSymbolForDwarfReference(const MCSymbol *Sym, MachineModuleInfo *MMI, + unsigned Encoding) const; + + virtual unsigned getPersonalityEncoding() const; + virtual unsigned getLSDAEncoding() const; + virtual unsigned getFDEEncoding() const; + virtual unsigned getTTypeEncoding() const; + protected: virtual const MCSection * SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind, @@ -231,7 +231,9 @@ public: ~TargetLoweringObjectFileELF(); virtual void Initialize(MCContext &Ctx, const TargetMachine &TM); - + + 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; @@ -244,6 +246,13 @@ public: virtual const MCSection * SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind, Mangler *Mang, const TargetMachine &TM) const; + + /// getSymbolForDwarfGlobalReference - Return an MCExpr to use for a reference + /// to the specified global variable from exception handling information. + /// + virtual const MCExpr * + getSymbolForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang, + MachineModuleInfo *MMI, unsigned Encoding) const; }; @@ -330,8 +339,7 @@ public: /// defaults to returning a stub reference. virtual const MCExpr * getSymbolForDwarfGlobalReference(const GlobalValue *GV, Mangler *Mang, - MachineModuleInfo *MMI, - bool &IsIndirect, bool &IsPCRel) const; + MachineModuleInfo *MMI, unsigned Encoding) const; }; diff --git a/include/llvm/Target/TargetMachine.h b/include/llvm/Target/TargetMachine.h index 63e28ac30a..c496e11926 100644 --- a/include/llvm/Target/TargetMachine.h +++ b/include/llvm/Target/TargetMachine.h @@ -68,15 +68,6 @@ namespace CodeGenOpt { }; } -// Specify if we should encode the LSDA pointer in the FDE as 4- or 8-bytes. -namespace DwarfLSDAEncoding { - enum Encoding { - Default, - FourByte, - EightByte - }; -} - //===----------------------------------------------------------------------===// /// /// TargetMachine - Primary interface to the complete machine description for @@ -179,20 +170,6 @@ public: /// is false. static void setAsmVerbosityDefault(bool); - /// getLSDAEncoding - Returns the LSDA pointer encoding. The choices are - /// 4-byte, 8-byte, and target default. The CIE is hard-coded to indicate that - /// the LSDA pointer in the FDE section is an "sdata4", and should be encoded - /// as a 4-byte pointer by default. However, some systems may require a - /// different size due to bugs or other conditions. We will default to a - /// 4-byte encoding unless the system tells us otherwise. - /// - /// FIXME: This call-back isn't good! We should be using the correct encoding - /// regardless of the system. However, there are some systems which have bugs - /// that prevent this from occuring. - virtual DwarfLSDAEncoding::Encoding getLSDAEncoding() const { - return DwarfLSDAEncoding::Default; - } - /// CodeGenFileType - These enums are meant to be passed into /// addPassesToEmitFile to indicate what type of file to emit, and returned by /// it to indicate what type of file could actually be made. |