[lld] [LLD][COFF] Emit ARM64X relocations for CHPE ExtraRFETable entries (PR #126713)

[Martin Storsjö via llvm-commits]

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@@ -2423,12 +2427,22 @@ void Writer::setECSymbols() {
               offsetof(data_directory, Size),
           symtab->edataEnd->getRVA() - symtab->edataStart->getRVA() +
               symtab->edataEnd->getSize());
-    if (hybridPdata.first)
+    if (hybridPdata.first) {
       ctx.dynamicRelocs->set(
           dataDirOffset64 + EXCEPTION_TABLE * sizeof(data_directory) +
               offsetof(data_directory, Size),
           hybridPdata.last->getRVA() - hybridPdata.first->getRVA() +
               hybridPdata.last->getSize());
+      if (chpeSym) {
+        size_t size = 0;
+        if (pdata.first)
+          size = pdata.last->getRVA() - pdata.first->getRVA() +
+                 pdata.last->getSize();
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mstorsjo wrote:

Nitpick: I find this easier to read as `last->getRVA() + last->getSize() - first->getRVA()`.

https://github.com/llvm/llvm-project/pull/126713