diff options
Diffstat (limited to 'contrib/llvm/lib/Target/Mips/MipsTargetObjectFile.cpp')
-rw-r--r-- | contrib/llvm/lib/Target/Mips/MipsTargetObjectFile.cpp | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/contrib/llvm/lib/Target/Mips/MipsTargetObjectFile.cpp b/contrib/llvm/lib/Target/Mips/MipsTargetObjectFile.cpp index 405f419..cf5d1b5 100644 --- a/contrib/llvm/lib/Target/Mips/MipsTargetObjectFile.cpp +++ b/contrib/llvm/lib/Target/Mips/MipsTargetObjectFile.cpp @@ -16,6 +16,7 @@ #include "llvm/Target/TargetData.h" #include "llvm/Target/TargetMachine.h" #include "llvm/Support/CommandLine.h" +#include "llvm/Support/ELF.h" using namespace llvm; static cl::opt<unsigned> @@ -25,21 +26,21 @@ SSThreshold("mips-ssection-threshold", cl::Hidden, void MipsTargetObjectFile::Initialize(MCContext &Ctx, const TargetMachine &TM){ TargetLoweringObjectFileELF::Initialize(Ctx, TM); - + SmallDataSection = - getContext().getELFSection(".sdata", MCSectionELF::SHT_PROGBITS, - MCSectionELF::SHF_WRITE |MCSectionELF::SHF_ALLOC, + getContext().getELFSection(".sdata", ELF::SHT_PROGBITS, + ELF::SHF_WRITE |ELF::SHF_ALLOC, SectionKind::getDataRel()); - + SmallBSSSection = - getContext().getELFSection(".sbss", MCSectionELF::SHT_NOBITS, - MCSectionELF::SHF_WRITE |MCSectionELF::SHF_ALLOC, + getContext().getELFSection(".sbss", ELF::SHT_NOBITS, + ELF::SHF_WRITE |ELF::SHF_ALLOC, SectionKind::getBSS()); - + } -// A address must be loaded from a small section if its size is less than the -// small section size threshold. Data in this section must be addressed using +// A address must be loaded from a small section if its size is less than the +// small section size threshold. Data in this section must be addressed using // gp_rel operator. static bool IsInSmallSection(uint64_t Size) { return Size > 0 && Size <= SSThreshold; @@ -49,7 +50,7 @@ bool MipsTargetObjectFile::IsGlobalInSmallSection(const GlobalValue *GV, const TargetMachine &TM) const { if (GV->isDeclaration() || GV->hasAvailableExternallyLinkage()) return false; - + return IsGlobalInSmallSection(GV, TM, getKindForGlobal(GV, TM)); } @@ -68,11 +69,11 @@ IsGlobalInSmallSection(const GlobalValue *GV, const TargetMachine &TM, const GlobalVariable *GVA = dyn_cast<GlobalVariable>(GV); if (!GVA) return false; - + // We can only do this for datarel or BSS objects for now. if (!Kind.isBSS() && !Kind.isDataRel()) return false; - + // If this is a internal constant string, there is a special // section for it, but not in small data/bss. if (Kind.isMergeable1ByteCString()) @@ -89,13 +90,13 @@ SelectSectionForGlobal(const GlobalValue *GV, SectionKind Kind, Mangler *Mang, const TargetMachine &TM) const { // TODO: Could also support "weak" symbols as well with ".gnu.linkonce.s.*" // sections? - + // Handle Small Section classification here. if (Kind.isBSS() && IsGlobalInSmallSection(GV, TM, Kind)) return SmallBSSSection; if (Kind.isDataNoRel() && IsGlobalInSmallSection(GV, TM, Kind)) return SmallDataSection; - + // Otherwise, we work the same as ELF. return TargetLoweringObjectFileELF::SelectSectionForGlobal(GV, Kind, Mang,TM); } |