1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/lib/Object/MachOObjectFile.cpp b/llvm/lib/Object/MachOObjectFile.cpp
index a3e0516..e408062 100644
--- a/llvm/lib/Object/MachOObjectFile.cpp
+++ b/llvm/lib/Object/MachOObjectFile.cpp
@@ -4973,3 +4973,23 @@ MachOObjectFile::mapReflectionSectionNameToEnumValue(
       .Default(llvm::binaryformat::Swift5ReflectionSectionKind::unknown);
 #undef HANDLE_SWIFT_SECTION
 }
+
+bool MachOObjectFile::isMachOPairedReloc(uint64_t RelocType, uint64_t Arch) {
+  switch (Arch) {
+  case Triple::x86:
+    return RelocType == MachO::GENERIC_RELOC_SECTDIFF ||
+           RelocType == MachO::GENERIC_RELOC_LOCAL_SECTDIFF;
+  case Triple::x86_64:
+    return RelocType == MachO::X86_64_RELOC_SUBTRACTOR;
+  case Triple::arm:
+  case Triple::thumb:
+    return RelocType == MachO::ARM_RELOC_SECTDIFF ||
+           RelocType == MachO::ARM_RELOC_LOCAL_SECTDIFF ||
+           RelocType == MachO::ARM_RELOC_HALF ||
+           RelocType == MachO::ARM_RELOC_HALF_SECTDIFF;
+  case Triple::aarch64:
+    return RelocType == MachO::ARM64_RELOC_SUBTRACTOR;
+  default:
+    return false;
+  }
+}