diff options
Diffstat (limited to 'include/llvm/MC/MCSectionXCOFF.h')
| -rw-r--r-- | include/llvm/MC/MCSectionXCOFF.h | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/include/llvm/MC/MCSectionXCOFF.h b/include/llvm/MC/MCSectionXCOFF.h index 2a3f391fd3e2..ee302ed5ecec 100644 --- a/include/llvm/MC/MCSectionXCOFF.h +++ b/include/llvm/MC/MCSectionXCOFF.h @@ -23,16 +23,30 @@ class MCSymbol; // This class represents an XCOFF `Control Section`, more commonly referred to // as a csect. A csect represents the smallest possible unit of data/code which -// will be relocated as a single block. +// will be relocated as a single block. A csect can either be: +// 1) Initialized: The Type will be XTY_SD, and the symbols inside the csect +// will have a label definition representing their offset within the csect. +// 2) Uninitialized: The Type will be XTY_CM, it will contain a single symbol, +// and may not contain label definitions. +// 3) An external reference providing a symbol table entry for a symbol +// contained in another XCOFF object file. External reference csects are not +// implemented yet. class MCSectionXCOFF final : public MCSection { friend class MCContext; StringRef Name; XCOFF::StorageMappingClass MappingClass; + XCOFF::SymbolType Type; + XCOFF::StorageClass StorageClass; MCSectionXCOFF(StringRef Section, XCOFF::StorageMappingClass SMC, - SectionKind K, MCSymbol *Begin) - : MCSection(SV_XCOFF, K, Begin), Name(Section), MappingClass(SMC) {} + XCOFF::SymbolType ST, XCOFF::StorageClass SC, SectionKind K, + MCSymbol *Begin) + : MCSection(SV_XCOFF, K, Begin), Name(Section), MappingClass(SMC), + Type(ST), StorageClass(SC) { + assert((ST == XCOFF::XTY_SD || ST == XCOFF::XTY_CM) && + "Invalid or unhandled type for csect."); + } public: ~MCSectionXCOFF(); @@ -43,6 +57,8 @@ public: StringRef getSectionName() const { return Name; } XCOFF::StorageMappingClass getMappingClass() const { return MappingClass; } + XCOFF::StorageClass getStorageClass() const { return StorageClass; } + XCOFF::SymbolType getCSectType() const { return Type; } void PrintSwitchToSection(const MCAsmInfo &MAI, const Triple &T, raw_ostream &OS, |