[llvm] [LoongArch] Emit error messages when using emulated TLS (PR #92483)

[via llvm-commits]

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@@ -937,6 +937,9 @@ LoongArchTargetLowering::lowerGlobalTLSAddress(SDValue Op,
   GlobalAddressSDNode *N = cast<GlobalAddressSDNode>(Op);
   assert(N->getOffset() == 0 && "unexpected offset in global node");
 
+  if (DAG.getTarget().useEmulatedTLS())
+    DAG.getContext()->emitError("the emulated TLS is prohibited.");
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wangleiat wrote:

thanks!

https://github.com/llvm/llvm-project/pull/92483