--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/GraalOptions.java	Thu Jul 25 11:44:37 2019 -0700
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/GraalOptions.java	Thu Jul 25 17:35:58 2019 -0400
@@ -289,4 +289,6 @@
     @Option(help = "If applicable, use bulk zeroing instructions when the zeroing size in bytes exceeds this threshold.", type = OptionType.Expert)
     public static final OptionKey<Integer> MinimalBulkZeroingSize = new OptionKey<>(2048);
 
+    @Option(help = "Alignment in bytes for loop header blocks.", type = OptionType.Expert)
+    public static final OptionKey<Integer> LoopHeaderAlignment = new OptionKey<>(16);
 }