[llvm] [AsmPrinter] Always emit global equivalents if there is non-global uses (PR #145648)

[Matt Arsenault via llvm-commits]

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@@ -740,9 +740,11 @@ void AsmPrinter::emitGlobalVariable(const GlobalVariable *GV) {
     if (emitSpecialLLVMGlobal(GV))
       return;
 
-    // Skip the emission of global equivalents. The symbol can be emitted later
-    // on by emitGlobalGOTEquivs in case it turns out to be needed.
-    if (GlobalGOTEquivs.count(getSymbol(GV)))
+    // Skip the emission of global equivalents if they are only used by global
+    // values. The symbol can be emitted later on by emitGlobalGOTEquivs in case
+    // it turns out to be needed.
+    if (GlobalGOTEquivs.contains(getSymbol(GV)) &&
+        !GlobalGOTEquivs[getSymbol(GV)].HasNonGlobalUsers)
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arsenm wrote:

Avoid doing the double map lookup 

https://github.com/llvm/llvm-project/pull/145648