diff --git a/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp b/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
--- a/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
+++ b/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
@@ -116,11 +116,11 @@
 
   static unsigned RelocOffset32(const ELFRelocation &rel);
 
-  static unsigned RelocOffset64(const ELFRelocation &rel);
+  static uint64_t RelocOffset64(const ELFRelocation &rel);
 
   static unsigned RelocAddend32(const ELFRelocation &rel);
 
-  static unsigned RelocAddend64(const ELFRelocation &rel);
+  static int64_t RelocAddend64(const ELFRelocation &rel);
 
   bool IsRela() { return (reloc.is<ELFRela *>()); }
 
@@ -192,7 +192,7 @@
     return rel.reloc.get<ELFRela *>()->r_offset;
 }
 
-unsigned ELFRelocation::RelocOffset64(const ELFRelocation &rel) {
+uint64_t ELFRelocation::RelocOffset64(const ELFRelocation &rel) {
   if (rel.reloc.is<ELFRel *>())
     return rel.reloc.get<ELFRel *>()->r_offset;
   else
@@ -206,7 +206,7 @@
     return rel.reloc.get<ELFRela *>()->r_addend;
 }
 
-unsigned ELFRelocation::RelocAddend64(const ELFRelocation &rel) {
+int64_t ELFRelocation::RelocAddend64(const ELFRelocation &rel) {
   if (rel.reloc.is<ELFRel *>())
     return 0;
   else
diff --git a/lldb/test/Shell/ObjectFile/ELF/loongarch64-relocations.yaml b/lldb/test/Shell/ObjectFile/ELF/loongarch64-relocations.yaml
--- a/lldb/test/Shell/ObjectFile/ELF/loongarch64-relocations.yaml
+++ b/lldb/test/Shell/ObjectFile/ELF/loongarch64-relocations.yaml
@@ -8,7 +8,7 @@
 ## Before relocation:
 ##                0000: 00000000 00000000 00000000
 ## After relocation:
-# CHECK-NEXT:     0000: 34120000 78560000 00000000
+# CHECK-NEXT:     0000: 34120000 88776655 44332211
 # CHECK-NEXT: )
 
 --- !ELF
@@ -34,7 +34,7 @@
       - Offset:          0x0000000000000004
         Symbol:          .debug_str
         Type:            R_LARCH_64
-        Addend:          0x5678
+        Addend:          0x1122334455667788
 Symbols:
   - Name:            .debug_str
     Type:            STT_SECTION