[MCJIT] Defer application of AArch64 MachO GOT relocations until resolve time.

On AArch64, GOT references are page relative (ADRP + LDR), so they can't be
applied until we know exactly where, within a page, the GOT entry will be in
the target address space.

Fixes <rdar://problem/18693976>.

llvm-svn: 220347

1 files changed, 5 insertions, 5 deletions

diff --git a/llvm/lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOAArch64.h b/llvm/lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOAArch64.h
index 980daaaf625..f5cf9ac29bf 100644
--- a/llvm/lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOAArch64.h
+++ b/llvm/lib/ExecutionEngine/RuntimeDyld/Targets/RuntimeDyldMachOAArch64.h
@@ -368,9 +368,9 @@ private:
     assert(RE.Size == 2);
     SectionEntry &Section = Sections[RE.SectionID];
     StubMap::const_iterator i = Stubs.find(Value);
-    uintptr_t Addr;
+    int64_t Offset;
     if (i != Stubs.end())
-      Addr = reinterpret_cast<uintptr_t>(Section.Address) + i->second;
+      Offset = static_cast<int64_t>(i->second);
     else {
       // FIXME: There must be a better way to do this then to check and fix the
       // alignment every time!!!
@@ -391,11 +391,11 @@ private:
       else
         addRelocationForSection(GOTRE, Value.SectionID);
       Section.StubOffset = StubOffset + getMaxStubSize();
-      Addr = StubAddress;
+      Offset = static_cast<int64_t>(StubOffset);
     }
-    RelocationEntry TargetRE(RE.SectionID, RE.Offset, RE.RelType, /*Addend=*/0,
+    RelocationEntry TargetRE(RE.SectionID, RE.Offset, RE.RelType, Offset,
                              RE.IsPCRel, RE.Size);
-    resolveRelocation(TargetRE, static_cast<uint64_t>(Addr));
+    addRelocationForSection(TargetRE, RE.SectionID);
   }
 };
 }