[llvm] 9f48bb6 - [JITLink] Document EHFrameEdgeFixer's handling of implicit relocations. NFC.

[Lang Hames via llvm-commits]

Author: Lang Hames
Date: 2025-01-15T14:20:07+11:00
New Revision: 9f48bb637eeb40e40bb9e2927ea97b58684ece3a

URL: https://github.com/llvm/llvm-project/commit/9f48bb637eeb40e40bb9e2927ea97b58684ece3a
DIFF: https://github.com/llvm/llvm-project/commit/9f48bb637eeb40e40bb9e2927ea97b58684ece3a.diff

LOG: [JITLink] Document EHFrameEdgeFixer's handling of implicit relocations. NFC.

On platfarms where some relocations for eh-frame sections are implicit (e.g.
MachO/x86-64) EHFrameEdgeFixer is responsible for adding edges for the
implicit relocations.

Added: 
    

Modified: 
    llvm/lib/ExecutionEngine/JITLink/EHFrameSupportImpl.h

Removed: 
    


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diff  --git a/llvm/lib/ExecutionEngine/JITLink/EHFrameSupportImpl.h b/llvm/lib/ExecutionEngine/JITLink/EHFrameSupportImpl.h
index 49fbf650e7a775..841ec9c055a2e6 100644
--- a/llvm/lib/ExecutionEngine/JITLink/EHFrameSupportImpl.h
+++ b/llvm/lib/ExecutionEngine/JITLink/EHFrameSupportImpl.h
@@ -26,6 +26,9 @@ namespace jitlink {
 class EHFrameEdgeFixer {
 public:
   /// Create an eh-frame edge fixer.
+  /// Adds edges for implicit relocations on platforms where these are used
+  /// (e.g. MachO/x86-64).
+  ///
   /// If a given edge-kind is not supported on the target architecture then
   /// Edge::Invalid should be used.
   EHFrameEdgeFixer(StringRef EHFrameSectionName, unsigned PointerSize,