[PATCH] D126287: [JITLink][ELF/AARCH64] Implement R_AARCH64_ADR_PREL_PG_HI21 and R_AARCH64_ADD_ABS_LO12_NC

Sunho Kim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed May 25 08:09:13 PDT 2022


sunho updated this revision to Diff 432001.

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D126287/new/

https://reviews.llvm.org/D126287

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
@@ -51,6 +51,10 @@
     switch (Type) {
     case ELF::R_AARCH64_CALL26:
       return ELF_aarch64_Edges::ELFBranch26;
+    case ELF::R_AARCH64_ADR_PREL_PG_HI21:
+      return ELF_aarch64_Edges::ELFPage21;
+    case ELF::R_AARCH64_ADD_ABS_LO12_NC:
+      return ELF_aarch64_Edges::ELFPageOffset12;
     }
 
     return make_error<JITLinkError>("Unsupported aarch64 relocation:" +
@@ -107,6 +111,14 @@
       Kind = aarch64::Branch26;
       break;
     }
+    case ELFPage21: {
+      Kind = aarch64::Page21;
+      break;
+    }
+    case ELFPageOffset12: {
+      Kind = aarch64::PageOffset12;
+      break;
+    }
     };
 
     Edge GE(Kind, Offset, *GraphSymbol, Addend);
@@ -168,6 +180,10 @@
   switch (R) {
   case ELF_aarch64_Edges::ELFBranch26:
     return "ELFBranch26";
+  case ELF_aarch64_Edges::ELFPage21:
+    return "ELFPage21";
+  case ELF_aarch64_Edges::ELFPageOffset12:
+    return "ELFPageOffset12";
   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
@@ -23,6 +23,8 @@
 namespace ELF_aarch64_Edges {
 enum ELFAArch64RelocationKind : Edge::Kind {
   ELFBranch26 = Edge::FirstRelocation,
+  ELFPage21,
+  ELFPageOffset12,
 };
 } // namespace ELF_aarch64_Edges
 


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