[llvm] [AIX] Support per global code model. (PR #79202)

[Zaara Syeda via llvm-commits]

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@@ -2653,17 +2653,28 @@ MCSection *TargetLoweringObjectFileXCOFF::getSectionForFunctionDescriptor(
 
 MCSection *TargetLoweringObjectFileXCOFF::getSectionForTOCEntry(
     const MCSymbol *Sym, const TargetMachine &TM) const {
-  // Use TE storage-mapping class when large code model is enabled so that
-  // the chance of needing -bbigtoc is decreased. Also, the toc-entry for
-  // EH info is never referenced directly using instructions so it can be
-  // allocated with TE storage-mapping class.
+  const XCOFF::StorageMappingClass SMC = [](const MCSymbol *Sym,
+                                            const TargetMachine &TM) {
+    const MCSymbolXCOFF *XSym = cast<MCSymbolXCOFF>(Sym);
+    // Use large code model toc entries for ehinfo symbols as they are
+    // never refrenced directly. The runtime loads their TOC entries
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syzaara wrote:

nit: refrenced -> referenced

https://github.com/llvm/llvm-project/pull/79202