diff --git a/BaseTools/Source/C/GenFw/Elf64Convert.c b/BaseTools/Source/C/GenFw/Elf64Convert.c
index d53ecb176721..9911db65af61 100644
--- a/BaseTools/Source/C/GenFw/Elf64Convert.c
+++ b/BaseTools/Source/C/GenFw/Elf64Convert.c
@@ -1778,7 +1778,17 @@ WriteSections64 (
           case R_LARCH_TLS_LD64_HI20:
           case R_LARCH_TLS_GD_PC_HI20:
           case R_LARCH_TLS_GD64_HI20:
+          case R_LARCH_32_PCREL:
           case R_LARCH_RELAX:
+          case R_LARCH_DELETE:
+          case R_LARCH_ALIGN:
+          case R_LARCH_PCREL20_S2:
+          case R_LARCH_CFA:
+          case R_LARCH_ADD6:
+          case R_LARCH_SUB6:
+          case R_LARCH_ADD_ULEB128:
+          case R_LARCH_SUB_ULEB128:
+          case R_LARCH_64_PCREL:
             //
             // These types are not used or do not require fixup.
             //
@@ -2185,7 +2195,17 @@ WriteRelocations64 (
               case R_LARCH_TLS_LD64_HI20:
               case R_LARCH_TLS_GD_PC_HI20:
               case R_LARCH_TLS_GD64_HI20:
+              case R_LARCH_32_PCREL:
               case R_LARCH_RELAX:
+              case R_LARCH_DELETE:
+              case R_LARCH_ALIGN:
+              case R_LARCH_PCREL20_S2:
+              case R_LARCH_CFA:
+              case R_LARCH_ADD6:
+              case R_LARCH_SUB6:
+              case R_LARCH_ADD_ULEB128:
+              case R_LARCH_SUB_ULEB128:
+              case R_LARCH_64_PCREL:
                 //
                 // These types are not used or do not require fixup in PE format files.
                 //
diff --git a/BaseTools/Source/C/GenFw/elf_common.h b/BaseTools/Source/C/GenFw/elf_common.h
index ccd32804b090..e4d0cdac4f31 100644
--- a/BaseTools/Source/C/GenFw/elf_common.h
+++ b/BaseTools/Source/C/GenFw/elf_common.h
@@ -1144,5 +1144,16 @@ typedef struct {
 #define R_LARCH_TLS_LD64_HI20              96
 #define R_LARCH_TLS_GD_PC_HI20             97
 #define R_LARCH_TLS_GD64_HI20              98
-#define R_LARCH_RELAX                      99
+#define R_LARCH_32_PCREL                   99
+#define R_LARCH_RELAX                      100
+#define R_LARCH_DELETE                     101
+#define R_LARCH_ALIGN                      102
+#define R_LARCH_PCREL20_S2                 103
+#define R_LARCH_CFA                        104
+#define R_LARCH_ADD6                       105
+#define R_LARCH_SUB6                       106
+#define R_LARCH_ADD_ULEB128                107
+#define R_LARCH_SUB_ULEB128                108
+#define R_LARCH_64_PCREL                   109
+
 #endif /* !_SYS_ELF_COMMON_H_ */