--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/GraalHotSpotVMConfig.java	Tue Apr 23 14:09:54 2019 -0400
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/GraalHotSpotVMConfig.java	Tue Apr 23 22:55:09 2019 +0200
@@ -102,6 +102,7 @@
     private final boolean useSHA256Intrinsics = getFlag("UseSHA256Intrinsics", Boolean.class);
     private final boolean useSHA512Intrinsics = getFlag("UseSHA512Intrinsics", Boolean.class);
     private final boolean useGHASHIntrinsics = getFlag("UseGHASHIntrinsics", Boolean.class, false);
+    private final boolean useBase64Intrinsics = getFlag("UseBASE64Intrinsics", Boolean.class, false);
     private final boolean useMontgomeryMultiplyIntrinsic = getFlag("UseMontgomeryMultiplyIntrinsic", Boolean.class, false);
     private final boolean useMontgomerySquareIntrinsic = getFlag("UseMontgomerySquareIntrinsic", Boolean.class, false);
     private final boolean useMulAddIntrinsic = getFlag("UseMulAddIntrinsic", Boolean.class, false);
@@ -132,6 +133,10 @@
         return useGHASHIntrinsics && ghashProcessBlocks != 0;
     }
 
+    public boolean useBase64Intrinsics() {
+        return useBase64Intrinsics && base64EncodeBlock != 0;
+    }
+
     public boolean useMontgomeryMultiplyIntrinsic() {
         return useMontgomeryMultiplyIntrinsic && montgomeryMultiply != 0;
     }
@@ -647,6 +652,7 @@
 
     public final long counterModeAESCrypt = getFieldValue("StubRoutines::_counterMode_AESCrypt", Long.class, "address", 0L);
     public final long ghashProcessBlocks = getFieldValue("StubRoutines::_ghash_processBlocks", Long.class, "address", 0L);
+    public final long base64EncodeBlock = getFieldValue("StubRoutines::_base64_encodeBlock", Long.class, "address", 0L);
     public final long crc32cTableTddr = getFieldValue("StubRoutines::_crc32c_table_addr", Long.class, "address", 0L);
     public final long updateBytesCRC32C = getFieldValue("StubRoutines::_updateBytesCRC32C", Long.class, "address", 0L);
     public final long updateBytesAdler32 = getFieldValue("StubRoutines::_updateBytesAdler32", Long.class, "address", 0L);