X-Git-Url: http://demsky.eecs.uci.edu/git/?a=blobdiff_plain;ds=sidebyside;f=include%2Fllvm%2FMC%2FMCObjectFileInfo.h;h=dcde9d9049e7a0b2bff3942bf5952682e10217d2;hb=b09c146b116359616f6cbd4c8b3328607e00ff42;hp=b507c0c0a924a29dff1cde4b942de2bad91b980c;hpb=e76a33b9567d78a5744dc52fcec3a6056d6fb576;p=oota-llvm.git diff --git a/include/llvm/MC/MCObjectFileInfo.h b/include/llvm/MC/MCObjectFileInfo.h index b507c0c0a92..dcde9d9049e 100644 --- a/include/llvm/MC/MCObjectFileInfo.h +++ b/include/llvm/MC/MCObjectFileInfo.h @@ -14,50 +14,59 @@ #ifndef LLVM_MC_MCBJECTFILEINFO_H #define LLVM_MC_MCBJECTFILEINFO_H -#include "llvm/MC/MCCodeGenInfo.h" -#include "llvm/ADT/StringRef.h" -#include "llvm/MC/SectionKind.h" +#include "llvm/Support/CodeGen.h" namespace llvm { -class MCContext; -class MCSection; -class Triple; - -class MCObjectFileInfo { + class MCContext; + class MCSection; + class StringRef; + class Triple; + +class MCObjectFileInfo { protected: /// CommDirectiveSupportsAlignment - True if .comm supports alignment. This /// is a hack for as long as we support 10.4 Tiger, whose assembler doesn't /// support alignment on comm. bool CommDirectiveSupportsAlignment; - + /// SupportsWeakEmptyEHFrame - True if target object file supports a /// weak_definition of constant 0 for an omitted EH frame. bool SupportsWeakOmittedEHFrame; - + /// IsFunctionEHFrameSymbolPrivate - This flag is set to true if the /// "EH_frame" symbol for EH information should be an assembler temporary (aka /// private linkage, aka an L or .L label) or false if it should be a normal /// non-.globl label. This defaults to true. bool IsFunctionEHFrameSymbolPrivate; + /// PersonalityEncoding, LSDAEncoding, FDEEncoding, TTypeEncoding - Some + /// encoding values for EH. + unsigned PersonalityEncoding; + unsigned LSDAEncoding; + unsigned FDEEncoding; + unsigned FDECFIEncoding; + unsigned TTypeEncoding; + // Section flags for eh_frame + unsigned EHSectionType; + unsigned EHSectionFlags; /// TextSection - Section directive for standard text. /// const MCSection *TextSection; - + /// DataSection - Section directive for standard data. /// const MCSection *DataSection; - + /// BSSSection - Section that is default initialized to zero. const MCSection *BSSSection; - + /// ReadOnlySection - Section that is readonly and can contain arbitrary /// initialized data. Targets are not required to have a readonly section. /// If they don't, various bits of code will fall back to using the data /// section for constants. const MCSection *ReadOnlySection; - + /// StaticCtorSection - This section contains the static constructor pointer /// list. const MCSection *StaticCtorSection; @@ -65,7 +74,7 @@ protected: /// StaticDtorSection - This section contains the static destructor pointer /// list. const MCSection *StaticDtorSection; - + /// LSDASection - If exception handling is supported by the target, this is /// the section the Language Specific Data Area information is emitted to. const MCSection *LSDASection; @@ -81,7 +90,6 @@ protected: const MCSection *DwarfInfoSection; const MCSection *DwarfLineSection; const MCSection *DwarfFrameSection; - const MCSection *DwarfPubNamesSection; const MCSection *DwarfPubTypesSection; const MCSection *DwarfDebugInlineSection; const MCSection *DwarfStrSection; @@ -90,12 +98,29 @@ protected: const MCSection *DwarfRangesSection; const MCSection *DwarfMacroInfoSection; + // DWARF5 Experimental Debug Info Sections + /// DwarfAccelNamesSection, DwarfAccelObjCSection, + /// DwarfAccelNamespaceSection, DwarfAccelTypesSection - + /// If we use the DWARF accelerated hash tables then we want to emit these + /// sections. + const MCSection *DwarfAccelNamesSection; + const MCSection *DwarfAccelObjCSection; + const MCSection *DwarfAccelNamespaceSection; + const MCSection *DwarfAccelTypesSection; + + /// These are used for the Fission separate debug information files. + const MCSection *DwarfInfoDWOSection; + const MCSection *DwarfAbbrevDWOSection; + const MCSection *DwarfStrDWOSection; + const MCSection *DwarfLineDWOSection; + const MCSection *DwarfLocDWOSection; + // Extra TLS Variable Data section. If the target needs to put additional // information for a TLS variable, it'll go here. const MCSection *TLSExtraDataSection; - + /// TLSDataSection - Section directive for Thread Local data. - /// ELF and MachO only. + /// ELF, MachO and COFF. const MCSection *TLSDataSection; // Defaults to ".tdata". /// TLSBSSSection - Section directive for Thread Local uninitialized data. @@ -125,11 +150,11 @@ protected: /// 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; @@ -149,10 +174,11 @@ protected: const MCSection *DrectveSection; const MCSection *PDataSection; const MCSection *XDataSection; - + public: - void InitMCObjectFileInfo(StringRef TT, Reloc::Model RM, MCContext &ctx); - + void InitMCObjectFileInfo(StringRef TT, Reloc::Model RM, CodeModel::Model CM, + MCContext &ctx); + bool isFunctionEHFrameSymbolPrivate() const { return IsFunctionEHFrameSymbolPrivate; } @@ -163,11 +189,16 @@ public: return CommDirectiveSupportsAlignment; } + unsigned getPersonalityEncoding() const { return PersonalityEncoding; } + unsigned getLSDAEncoding() const { return LSDAEncoding; } + unsigned getFDEEncoding(bool CFI) const { + return CFI ? FDECFIEncoding : FDEEncoding; + } + unsigned getTTypeEncoding() const { return TTypeEncoding; } + const MCSection *getTextSection() const { return TextSection; } const MCSection *getDataSection() const { return DataSection; } const MCSection *getBSSSection() const { return BSSSection; } - const MCSection *getStaticCtorSection() const { return StaticCtorSection; } - const MCSection *getStaticDtorSection() const { return StaticDtorSection; } const MCSection *getLSDASection() const { return LSDASection; } const MCSection *getCompactUnwindSection() const{ return CompactUnwindSection; @@ -176,7 +207,6 @@ public: const MCSection *getDwarfInfoSection() const { return DwarfInfoSection; } const MCSection *getDwarfLineSection() const { return DwarfLineSection; } const MCSection *getDwarfFrameSection() const { return DwarfFrameSection; } - const MCSection *getDwarfPubNamesSection() const{return DwarfPubNamesSection;} const MCSection *getDwarfPubTypesSection() const{return DwarfPubTypesSection;} const MCSection *getDwarfDebugInlineSection() const { return DwarfDebugInlineSection; @@ -188,6 +218,36 @@ public: const MCSection *getDwarfMacroInfoSection() const { return DwarfMacroInfoSection; } + + // DWARF5 Experimental Debug Info Sections + const MCSection *getDwarfAccelNamesSection() const { + return DwarfAccelNamesSection; + } + const MCSection *getDwarfAccelObjCSection() const { + return DwarfAccelObjCSection; + } + const MCSection *getDwarfAccelNamespaceSection() const { + return DwarfAccelNamespaceSection; + } + const MCSection *getDwarfAccelTypesSection() const { + return DwarfAccelTypesSection; + } + const MCSection *getDwarfInfoDWOSection() const { + return DwarfInfoDWOSection; + } + const MCSection *getDwarfAbbrevDWOSection() const { + return DwarfAbbrevDWOSection; + } + const MCSection *getDwarfStrDWOSection() const { + return DwarfStrDWOSection; + } + const MCSection *getDwarfLineDWOSection() const { + return DwarfLineDWOSection; + } + const MCSection *getDwarfLocDWOSection() const { + return DwarfLocDWOSection; + } + const MCSection *getTLSExtraDataSection() const { return TLSExtraDataSection; } @@ -262,6 +322,7 @@ private: enum Environment { IsMachO, IsELF, IsCOFF }; Environment Env; Reloc::Model RelocM; + CodeModel::Model CMModel; MCContext *Ctx; void InitMachOMCObjectFileInfo(Triple T);