8343884: [s390x] Disallow OptoScheduling

Backport-of: 7540fa2
SAP · Nov 22, 2024 · 50fc231 · 50fc231
1 parent f091c76
commit 50fc231
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/hotspot/cpu/s390/vm_version_s390.cpp b/src/hotspot/cpu/s390/vm_version_s390.cpp
@@ -302,6 +302,12 @@ void VM_Version::initialize() {
   if (FLAG_IS_DEFAULT(UseUnalignedAccesses)) {
     FLAG_SET_DEFAULT(UseUnalignedAccesses, true);
   }
+
+  // The OptoScheduling information is not maintained in s390.ad.
+  if (OptoScheduling) {
+    warning("OptoScheduling is not supported on this CPU.");
+    FLAG_SET_DEFAULT(OptoScheduling, false);
+  }
 }