[PATCH] D126658: [JITLink][ELF/AARCH64] Implement R_AARCH64_ABS64

[Sunho Kim via Phabricator via llvm-commits]

sunho created this revision.
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Implement R_AARCH64_ABS64 relocation entry. This relocation type is generated when creating a static function potiner to symbol.


https://reviews.llvm.org/D126658

Files:
  llvm/include/llvm/ExecutionEngine/JITLink/ELF_aarch64.h
  llvm/lib/ExecutionEngine/JITLink/ELF_aarch64.cpp


Index: llvm/lib/ExecutionEngine/JITLink/ELF_aarch64.cpp
===================================================================
--- llvm/lib/ExecutionEngine/JITLink/ELF_aarch64.cpp
+++ llvm/lib/ExecutionEngine/JITLink/ELF_aarch64.cpp
@@ -65,6 +65,8 @@
       return ELF_aarch64_Edges::ELFLdSt64Abs12;
     case ELF::R_AARCH64_LDST128_ABS_LO12_NC:
       return ELF_aarch64_Edges::ELFLdSt128Abs12;
+    case ELF::R_AARCH64_ABS64:
+      return ELF_aarch64_Edges::ELFAbs64;
     }
 
     return make_error<JITLinkError>("Unsupported aarch64 relocation:" +
@@ -189,6 +191,10 @@
       Kind = aarch64::PageOffset12;
       break;
     }
+    case ELFAbs64: {
+      Kind = aarch64::Pointer64;
+      break;
+    }
     };
 
     Edge GE(Kind, Offset, *GraphSymbol, Addend);
@@ -264,6 +270,8 @@
     return "ELFLdSt64Abs12";
   case ELF_aarch64_Edges::ELFLdSt128Abs12:
     return "ELFLdSt128Abs12";
+  case ELF_aarch64_Edges::ELFAbs64:
+    return "ELFAbs64";
   default:
     return getGenericEdgeKindName(static_cast<Edge::Kind>(R));
   }
Index: llvm/include/llvm/ExecutionEngine/JITLink/ELF_aarch64.h
===================================================================
--- llvm/include/llvm/ExecutionEngine/JITLink/ELF_aarch64.h
+++ llvm/include/llvm/ExecutionEngine/JITLink/ELF_aarch64.h
@@ -30,6 +30,7 @@
   ELFLdSt32Abs12,
   ELFLdSt64Abs12,
   ELFLdSt128Abs12,
+  ELFAbs64
 };
 } // namespace ELF_aarch64_Edges
 


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