[llvm] [AMDGPU][FixIrreducible][UnifyLoopExits] Support callbr with inline-asm (PR #149308)

[Matt Arsenault via llvm-commits]

================
@@ -1766,12 +1766,21 @@ void llvm::InvertBranch(BranchInst *PBI, IRBuilderBase &Builder) {
   PBI->swapSuccessors();
 }
 
-bool llvm::hasOnlySimpleTerminator(const Function &F) {
+template <typename... TermInst>
+bool llvm::hasOnlyGivenTerminators(const Function &F) {
   for (auto &BB : F) {
     auto *Term = BB.getTerminator();
-    if (!(isa<ReturnInst>(Term) || isa<UnreachableInst>(Term) ||
-          isa<BranchInst>(Term)))
+    if (!(isa<TermInst>(Term) || ...))
       return false;
   }
   return true;
 }
+
+bool llvm::hasOnlySimpleTerminator(const Function &F) {
+  return hasOnlyGivenTerminators<ReturnInst, UnreachableInst, BranchInst>(F);
+}
+
+bool llvm::hasOnlySimpleTerminatorOrCallBr(const Function &F) {
+  return hasOnlyGivenTerminators<ReturnInst, UnreachableInst, BranchInst,
+                                 CallBrInst>(F);
+}
----------------
arsenm wrote:

End of file whitespace error 

https://github.com/llvm/llvm-project/pull/149308