[llvm] [clang] [PowerPC] Support local-dynamic TLS relocation on AIX (PR #66316)

[Amy Kwan via llvm-commits]

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@@ -835,6 +848,10 @@ void PPCAsmPrinter::emitInstruction(const MachineInstr *MI) {
       return MCSymbolRefExpr::VariantKind::VK_PPC_AIX_TLSGDM;
     if (Flag == PPCII::MO_TLSGD_FLAG || Flag == PPCII::MO_GOT_TLSGD_PCREL_FLAG)
       return MCSymbolRefExpr::VariantKind::VK_PPC_AIX_TLSGD;
+    if (Flag == PPCII::MO_TLSLD_FLAG && IsAIX)
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amy-kwan wrote:

Add a comment for local-dynamic on AIX, like the one we have above for global-dynamic?

https://github.com/llvm/llvm-project/pull/66316