[llvm-branch-commits] [llvm] [PowerPC][GlobalMerge] Enable GlobalMerge by default on AIX (PR #101226)

[Kai Nacke via llvm-branch-commits]

================
@@ -500,7 +500,10 @@ void PPCPassConfig::addIRPasses() {
 }
 
 bool PPCPassConfig::addPreISel() {
-  if (EnableGlobalMerge)
+  if ((EnableGlobalMerge.getNumOccurrences() > 0)
+          ? EnableGlobalMerge
+          : (TM->getTargetTriple().isOSAIX() &&
+             getOptLevel() != CodeGenOptLevel::None))
----------------
redstar wrote:

I think the condition can be simplified:

```suggestion
  if (EnableGlobalMerge
      || (TM->getTargetTriple().isOSAIX() &&
             getOptLevel() != CodeGenOptLevel::None))
```
(formatting is most likely wrong)

https://github.com/llvm/llvm-project/pull/101226