[LLVM] Cleanup pass initialization for Analysis passes (#135858)

- Do not call pass initialization from pass constructors.
- Instead, pass initialization should happen in the `initializeAnalysis`
function.
- https://github.com/llvm/llvm-project/issues/111767

1 files changed, 6 insertions, 5 deletions

diff --git a/llvm/lib/CodeGen/TargetPassConfig.cpp b/llvm/lib/CodeGen/TargetPassConfig.cpp
index 1bf6621..0095ce3 100644
--- a/llvm/lib/CodeGen/TargetPassConfig.cpp
+++ b/llvm/lib/CodeGen/TargetPassConfig.cpp
@@ -584,17 +584,18 @@ TargetPassConfig::TargetPassConfig(TargetMachine &TM, PassManagerBase &PM)
     : ImmutablePass(ID), PM(&PM), TM(&TM) {
   Impl = new PassConfigImpl();
 
+  PassRegistry &PR = *PassRegistry::getPassRegistry();
   // Register all target independent codegen passes to activate their PassIDs,
   // including this pass itself.
-  initializeCodeGen(*PassRegistry::getPassRegistry());
+  initializeCodeGen(PR);
 
   // Also register alias analysis passes required by codegen passes.
-  initializeBasicAAWrapperPassPass(*PassRegistry::getPassRegistry());
-  initializeAAResultsWrapperPassPass(*PassRegistry::getPassRegistry());
+  initializeBasicAAWrapperPassPass(PR);
+  initializeAAResultsWrapperPassPass(PR);
 
-  if (EnableIPRA.getNumOccurrences())
+  if (EnableIPRA.getNumOccurrences()) {
     TM.Options.EnableIPRA = EnableIPRA;
-  else {
+  } else {
     // If not explicitly specified, use target default.
     TM.Options.EnableIPRA |= TM.useIPRA();
   }