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AArch64: implement 64-bit absolute relocation in MCJIT

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This is about the simplest relocation, but surprisingly rare in actual
code.

It occurs in (for example) the MCJIT test test-ptr-reloc.ll.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181134 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Tim Northover 2013-05-04 20:14:14 +00:00
parent 4a9b6b798d
commit d52eaae157
1 changed files with 5 additions and 0 deletions
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5
lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp
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@ -289,6 +289,11 @@ void RuntimeDyldELF::resolveAArch64Relocation(const SectionEntry &Section,
default:
llvm_unreachable("Relocation type not implemented yet!");
break;
case ELF::R_AARCH64_ABS64: {
uint64_t *TargetPtr = reinterpret_cast<uint64_t*>(Section.Address + Offset);
*TargetPtr = Value + Addend;
break;
}
case ELF::R_AARCH64_PREL32: { // test-shift.ll (.eh_frame)
uint64_t Result = Value + Addend - FinalAddress;
assert(static_cast<int64_t>(Result) >= INT32_MIN &&