[llvm] r302565 - [SystemZ] Support missing relocation types in RuntimeDyldELF

[Ulrich Weigand via llvm-commits]

Author: uweigand
Date: Tue May  9 13:27:39 2017
New Revision: 302565

URL: http://llvm.org/viewvc/llvm-project?rev=302565&view=rev
Log:
[SystemZ] Support missing relocation types in RuntimeDyldELF

Handle some more relocation types in
RuntimeDyldELF::resolveSystemZRelocation

This fixes a number of failing LLDB test cases.


Modified:
    llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp

Modified: llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp?rev=302565&r1=302564&r2=302565&view=diff
==============================================================================
--- llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp (original)
+++ llvm/trunk/lib/ExecutionEngine/RuntimeDyld/RuntimeDyldELF.cpp Tue May  9 13:27:39 2017
@@ -802,20 +802,35 @@ void RuntimeDyldELF::resolveSystemZReloc
     writeInt32BE(LocalAddress, Delta / 2);
     break;
   }
+  case ELF::R_390_PC16: {
+    int64_t Delta = (Value + Addend) - Section.getLoadAddressWithOffset(Offset);
+    assert(int16_t(Delta) == Delta && "R_390_PC16 overflow");
+    writeInt16BE(LocalAddress, Delta);
+    break;
+  }
   case ELF::R_390_PC32: {
     int64_t Delta = (Value + Addend) - Section.getLoadAddressWithOffset(Offset);
     assert(int32_t(Delta) == Delta && "R_390_PC32 overflow");
     writeInt32BE(LocalAddress, Delta);
     break;
   }
-  case ELF::R_390_64:
-    writeInt64BE(LocalAddress, Value + Addend);
-    break;
   case ELF::R_390_PC64: {
     int64_t Delta = (Value + Addend) - Section.getLoadAddressWithOffset(Offset);
     writeInt64BE(LocalAddress, Delta);
     break;
   }
+  case ELF::R_390_8:
+    *LocalAddress = (uint8_t)(Value + Addend);
+    break;
+  case ELF::R_390_16:
+    writeInt16BE(LocalAddress, Value + Addend);
+    break;
+  case ELF::R_390_32:
+    writeInt32BE(LocalAddress, Value + Addend);
+    break;
+  case ELF::R_390_64:
+    writeInt64BE(LocalAddress, Value + Addend);
+    break;
   }
 }