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Move three methods only used by MCJIT to MCJIT.

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These methods are only used by MCJIT and are very specific to it. In fact, they
are also fairly specific to the fact that we have a dynamic linker of
relocatable objects.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@223964 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola
2014-12-10 20:46:55 +00:00
parent 446f01b1d5
commit c0e334099c
7 changed files with 64 additions and 98 deletions
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37
include/llvm/Object/ELFObjectFile.h
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@ -48,6 +48,9 @@ public:
virtual std::error_code getSymbolVersion(SymbolRef Symb, StringRef &Version,
bool &IsDefault) const = 0;
virtual uint64_t getSectionFlags(SectionRef Sec) const = 0;
virtual uint32_t getSectionType(SectionRef Sec) const = 0;
static inline bool classof(const Binary *v) { return v->isELF(); }
};
@ -97,10 +100,7 @@ protected:
bool isSectionText(DataRefImpl Sec) const override;
bool isSectionData(DataRefImpl Sec) const override;
bool isSectionBSS(DataRefImpl Sec) const override;
bool isSectionRequiredForExecution(DataRefImpl Sec) const override;
bool isSectionVirtual(DataRefImpl Sec) const override;
bool isSectionZeroInit(DataRefImpl Sec) const override;
bool isSectionReadOnlyData(DataRefImpl Sec) const override;
bool sectionContainsSymbol(DataRefImpl Sec, DataRefImpl Symb) const override;
relocation_iterator section_rel_begin(DataRefImpl Sec) const override;
relocation_iterator section_rel_end(DataRefImpl Sec) const override;
@ -201,6 +201,9 @@ public:
std::error_code getSymbolVersion(SymbolRef Symb, StringRef &Version,
bool &IsDefault) const override;
uint64_t getSectionFlags(SectionRef Sec) const override;
uint32_t getSectionType(SectionRef Sec) const override;
uint8_t getBytesInAddress() const override;
StringRef getFileFormatName() const override;
unsigned getArch() const override;
@ -261,6 +264,18 @@ std::error_code ELFObjectFile<ELFT>::getSymbolVersion(SymbolRef SymRef,
return object_error::success;
}
template <class ELFT>
uint64_t ELFObjectFile<ELFT>::getSectionFlags(SectionRef Sec) const {
DataRefImpl DRI = Sec.getRawDataRefImpl();
return toELFShdrIter(DRI)->sh_flags;
}
template <class ELFT>
uint32_t ELFObjectFile<ELFT>::getSectionType(SectionRef Sec) const {
DataRefImpl DRI = Sec.getRawDataRefImpl();
return toELFShdrIter(DRI)->sh_type;
}
template <class ELFT>
std::error_code ELFObjectFile<ELFT>::getSymbolAddress(DataRefImpl Symb,
uint64_t &Result) const {
@ -451,27 +466,11 @@ bool ELFObjectFile<ELFT>::isSectionBSS(DataRefImpl Sec) const {
EShdr->sh_type == ELF::SHT_NOBITS;
}
template <class ELFT>
bool ELFObjectFile<ELFT>::isSectionRequiredForExecution(DataRefImpl Sec) const {
return toELFShdrIter(Sec)->sh_flags & ELF::SHF_ALLOC;
}
template <class ELFT>
bool ELFObjectFile<ELFT>::isSectionVirtual(DataRefImpl Sec) const {
return toELFShdrIter(Sec)->sh_type == ELF::SHT_NOBITS;
}
template <class ELFT>
bool ELFObjectFile<ELFT>::isSectionZeroInit(DataRefImpl Sec) const {
return toELFShdrIter(Sec)->sh_type == ELF::SHT_NOBITS;
}
template <class ELFT>
bool ELFObjectFile<ELFT>::isSectionReadOnlyData(DataRefImpl Sec) const {
Elf_Shdr_Iter EShdr = toELFShdrIter(Sec);
return !(EShdr->sh_flags & (ELF::SHF_WRITE | ELF::SHF_EXECINSTR));
}
template <class ELFT>
bool ELFObjectFile<ELFT>::sectionContainsSymbol(DataRefImpl Sec,
DataRefImpl Symb) const {