src/hotspot/cpu/s390/vm_version_s390.cpp

rev 53755 : 8218991: s390: Add intrinsic for GHASH algorithm
Reviewed-by:

@@ -163,12 +163,14 @@
   if (UseAESCTRIntrinsics) {
     warning("AES/CTR intrinsics are not available on this CPU");
     FLAG_SET_DEFAULT(UseAESCTRIntrinsics, false);
   }
 
-  // TODO: implement GHASH intrinsics
-  if (UseGHASHIntrinsics) {
+  if (FLAG_IS_DEFAULT(UseGHASHIntrinsics) && has_Crypto_GHASH()) {
+    FLAG_SET_DEFAULT(UseGHASHIntrinsics, true);
+  }
+  if (UseGHASHIntrinsics && !has_Crypto_GHASH()) {
     warning("GHASH intrinsics are not available on this CPU");
     FLAG_SET_DEFAULT(UseGHASHIntrinsics, false);
   }
 
   if (FLAG_IS_DEFAULT(UseFMA)) {