65 lines
1.8 KiB
C++
65 lines
1.8 KiB
C++
//===--------- lib/ReaderWriter/ELF/ARM/ARMLinkingContext.cpp -------------===//
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//
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// The LLVM Linker
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "ARMLinkingContext.h"
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#include "ARMRelocationPass.h"
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#include "ARMTargetHandler.h"
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namespace lld {
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namespace elf {
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std::unique_ptr<ELFLinkingContext>
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createARMLinkingContext(llvm::Triple triple) {
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if (triple.getArch() == llvm::Triple::arm)
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return llvm::make_unique<ARMLinkingContext>(triple);
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return nullptr;
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}
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ARMLinkingContext::ARMLinkingContext(llvm::Triple triple)
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: ELFLinkingContext(triple, llvm::make_unique<ARMTargetHandler>(*this)) {}
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void ARMLinkingContext::addPasses(PassManager &pm) {
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auto pass = createARMRelocationPass(*this);
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if (pass)
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pm.add(std::move(pass));
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ELFLinkingContext::addPasses(pm);
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}
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bool isARMCode(const DefinedAtom *atom) {
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return isARMCode(atom->codeModel());
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}
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bool isARMCode(DefinedAtom::CodeModel codeModel) {
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return !isThumbCode(codeModel);
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}
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bool isThumbCode(const DefinedAtom *atom) {
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return isThumbCode(atom->codeModel());
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}
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bool isThumbCode(DefinedAtom::CodeModel codeModel) {
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return codeModel == DefinedAtom::codeARMThumb ||
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codeModel == DefinedAtom::codeARM_t;
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}
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static const Registry::KindStrings kindStrings[] = {
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#define ELF_RELOC(name, value) LLD_KIND_STRING_ENTRY(name),
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#include "llvm/Support/ELFRelocs/ARM.def"
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#undef ELF_RELOC
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LLD_KIND_STRING_END
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};
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void ARMLinkingContext::registerRelocationNames(Registry ®istry) {
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registry.addKindTable(Reference::KindNamespace::ELF, Reference::KindArch::ARM,
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kindStrings);
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}
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} // namespace elf
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} // namespace lld
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