diff --git a/lld/ELF/Arch/SPARCV9.cpp b/lld/ELF/Arch/SPARCV9.cpp
--- a/lld/ELF/Arch/SPARCV9.cpp
+++ b/lld/ELF/Arch/SPARCV9.cpp
@@ -55,6 +55,14 @@
   case R_SPARC_UA32:
   case R_SPARC_64:
   case R_SPARC_UA64:
+  case R_SPARC_H44:
+  case R_SPARC_M44:
+  case R_SPARC_L44:
+  case R_SPARC_HH22:
+  case R_SPARC_HM10:
+  case R_SPARC_LM22:
+  case R_SPARC_HI22:
+  case R_SPARC_LO10:
     return R_ABS;
   case R_SPARC_PC10:
   case R_SPARC_PC22:
@@ -69,6 +77,9 @@
     return R_PLT_PC;
   case R_SPARC_NONE:
     return R_NONE;
+  case R_SPARC_TLS_LE_HIX22:
+  case R_SPARC_TLS_LE_LOX10:
+    return R_TLS;
   default:
     error(getErrorLocation(loc) + "unknown relocation (" + Twine(type) +
           ") against symbol " + toString(s));
@@ -103,6 +114,8 @@
     break;
   case R_SPARC_GOT22:
   case R_SPARC_PC22:
+  case R_SPARC_HI22:
+  case R_SPARC_LM22:
     // T-imm22
     write32be(loc, (read32be(loc) & ~0x003fffff) | ((val >> 10) & 0x003fffff));
     break;
@@ -113,6 +126,7 @@
     break;
   case R_SPARC_GOT10:
   case R_SPARC_PC10:
+  case R_SPARC_LO10:
     // T-simm10
     write32be(loc, (read32be(loc) & ~0x000003ff) | (val & 0x000003ff));
     break;
@@ -121,6 +135,34 @@
     // V-xword64
     write64be(loc, val);
     break;
+  case R_SPARC_HH22:
+    // V-imm22
+    write32be(loc, (read32be(loc) & ~0x003fffff) | ((val >> 42) & 0x003fffff));
+    break;
+  case R_SPARC_HM10:
+    // T-simm13
+    write32be(loc, (read32be(loc) & ~0x00001fff) | ((val >> 32) & 0x000003ff));
+    break;
+  case R_SPARC_H44:
+    // V-imm22
+    write32be(loc, (read32be(loc) & ~0x003fffff) | ((val >> 22) & 0x003fffff));
+    break;
+  case R_SPARC_M44:
+    // T-imm10
+    write32be(loc, (read32be(loc) & ~0x000003ff) | ((val >> 12) & 0x000003ff));
+    break;
+  case R_SPARC_L44:
+    // T-imm13
+    write32be(loc, (read32be(loc) & ~0x00000fff) | (val & 0x00000fff));
+    break;
+  case R_SPARC_TLS_LE_HIX22:
+    // T-imm22
+    write32be(loc, (read32be(loc) & ~0x003fffff) | ((~val >> 10) & 0x003fffff));
+    break;
+  case R_SPARC_TLS_LE_LOX10:
+    // T-simm13
+    write32be(loc, (read32be(loc) & ~0x00001fff) | (val & 0x000003ff) | 0x1C00);
+    break;
   default:
     llvm_unreachable("unknown relocation");
   }
diff --git a/lld/ELF/Driver.cpp b/lld/ELF/Driver.cpp
--- a/lld/ELF/Driver.cpp
+++ b/lld/ELF/Driver.cpp
@@ -148,6 +148,7 @@
           .Cases("elf_amd64", "elf_x86_64", {ELF64LEKind, EM_X86_64})
           .Case("elf_i386", {ELF32LEKind, EM_386})
           .Case("elf_iamcu", {ELF32LEKind, EM_IAMCU})
+          .Case("elf64_sparc", {ELF64BEKind, EM_SPARCV9})
           .Default({ELFNoneKind, EM_NONE});
 
   if (ret.first == ELFNoneKind)
diff --git a/lld/ELF/InputSection.cpp b/lld/ELF/InputSection.cpp
--- a/lld/ELF/InputSection.cpp
+++ b/lld/ELF/InputSection.cpp
@@ -650,6 +650,7 @@
 
     // Variant 2.
   case EM_HEXAGON:
+  case EM_SPARCV9:
   case EM_386:
   case EM_X86_64:
     return s.getVA(0) - tls->p_memsz -