[COFF] Add MIPS relocation types (#107814)

Add the MIPS COFF relocation types. They will be needed to add support
for MIPS Windows object file.

This is an extract of PR
https://github.com/llvm/llvm-project/pull/107744.

1 files changed, 21 insertions, 0 deletions

diff --git a/llvm/lib/Object/COFFObjectFile.cpp b/llvm/lib/Object/COFFObjectFile.cpp
index 3ec7a44..7f21be2 100644
--- a/llvm/lib/Object/COFFObjectFile.cpp
+++ b/llvm/lib/Object/COFFObjectFile.cpp
@@ -1465,6 +1465,27 @@ StringRef COFFObjectFile::getRelocationTypeName(uint16_t Type) const {
       return "Unknown";
     }
     break;
+  case Triple::mipsel:
+    switch (Type) {
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_ABSOLUTE);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_REFHALF);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_REFWORD);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_JMPADDR);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_REFHI);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_REFLO);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_GPREL);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_LITERAL);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_SECTION);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_SECREL);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_SECRELLO);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_SECRELHI);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_JMPADDR16);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_REFWORDNB);
+      LLVM_COFF_SWITCH_RELOC_TYPE_NAME(IMAGE_REL_MIPS_PAIR);
+    default:
+      return "Unknown";
+    }
+    break;
   default:
     return "Unknown";
   }