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[ELF] - Detemplate ARMExidxSentinelSection. NFC. 

llvm-svn: 298350
This commit is contained in:
George Rimar 2017-03-21 09:01:39 +00:00
parent f56cadd3b3
commit 90a528ba7a
3 changed files with 5 additions and 12 deletions
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13
lld/ELF/SyntheticSections.cpp
View File

@ -2182,17 +2182,15 @@ void MipsRldMapSection::writeTo(uint8_t *Buf) {
memcpy(Buf, &Filler, getSize());
}
template <class ELFT>
ARMExidxSentinelSection<ELFT>::ARMExidxSentinelSection()
ARMExidxSentinelSection::ARMExidxSentinelSection()
: SyntheticSection(SHF_ALLOC | SHF_LINK_ORDER, SHT_ARM_EXIDX,
sizeof(typename ELFT::uint), ".ARM.exidx") {}
Config->Wordsize, ".ARM.exidx") {}
// Write a terminating sentinel entry to the end of the .ARM.exidx table.
// This section will have been sorted last in the .ARM.exidx table.
// This table entry will have the form:
// | PREL31 upper bound of code that has exception tables | EXIDX_CANTUNWIND |
template <class ELFT>
void ARMExidxSentinelSection<ELFT>::writeTo(uint8_t *Buf) {
void ARMExidxSentinelSection::writeTo(uint8_t *Buf) {
// Get the InputSection before us, we are by definition last
auto RI = cast<OutputSection>(this->OutSec)->Sections.rbegin();
InputSection *LE = *(++RI);
@ -2338,11 +2336,6 @@ template class elf::VersionDefinitionSection<ELF32BE>;
template class elf::VersionDefinitionSection<ELF64LE>;
template class elf::VersionDefinitionSection<ELF64BE>;
template class elf::ARMExidxSentinelSection<ELF32LE>;
template class elf::ARMExidxSentinelSection<ELF32BE>;
template class elf::ARMExidxSentinelSection<ELF64LE>;
template class elf::ARMExidxSentinelSection<ELF64BE>;
template class elf::EhFrameSection<ELF32LE>;
template class elf::EhFrameSection<ELF32BE>;
template class elf::EhFrameSection<ELF64LE>;

2
lld/ELF/SyntheticSections.h
View File

@ -718,7 +718,7 @@ public:
void writeTo(uint8_t *Buf) override;
};
template <class ELFT> class ARMExidxSentinelSection : public SyntheticSection {
class ARMExidxSentinelSection : public SyntheticSection {
public:
ARMExidxSentinelSection();
size_t getSize() const override { return 8; }

2
lld/ELF/Writer.cpp
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@ -1197,7 +1197,7 @@ template <class ELFT> void Writer<ELFT>::addPredefinedSections() {
// We have the terminater synthetic section class. Add that at the end.
auto *OS = dyn_cast_or_null<OutputSection>(findSection(".ARM.exidx"));
if (OS && !OS->Sections.empty() && !Config->Relocatable)
OS->addSection(make<ARMExidxSentinelSection<ELFT>>());
OS->addSection(make<ARMExidxSentinelSection>());
}
// The linker is expected to define SECNAME_start and SECNAME_end