--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/GraalOptions.java	Thu Oct 31 14:23:06 2019 -0700
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.common/src/org/graalvm/compiler/core/common/GraalOptions.java	Thu Oct 31 16:54:16 2019 -0700
@@ -115,7 +115,7 @@
     public static final OptionKey<Boolean> PartialUnroll = new OptionKey<>(true);
 
     @Option(help = "", type = OptionType.Expert)
-    public static final OptionKey<Float> MinimumPeelProbability = new OptionKey<>(0.35f);
+    public static final OptionKey<Float> MinimumPeelFrequency = new OptionKey<>(0.35f);
 
     @Option(help = "", type = OptionType.Expert)
     public static final OptionKey<Integer> LoopMaxUnswitch = new OptionKey<>(3);
@@ -242,9 +242,6 @@
     public static final OptionKey<Boolean> OptImplicitNullChecks = new OptionKey<>(true);
 
     @Option(help = "", type = OptionType.Debug)
-    public static final OptionKey<Boolean> OptLoopTransform = new OptionKey<>(true);
-
-    @Option(help = "", type = OptionType.Debug)
     public static final OptionKey<Boolean> OptFloatingReads = new OptionKey<>(true);
 
     @Option(help = "", type = OptionType.Debug)
@@ -291,4 +288,7 @@
 
     @Option(help = "Alignment in bytes for loop header blocks.", type = OptionType.Expert)
     public static final OptionKey<Integer> LoopHeaderAlignment = new OptionKey<>(16);
+
+    @Option(help = "Do not include membars for volatile accesses until the end of optimizations.", type = OptionType.Expert)
+    public static final OptionKey<Boolean> LateMembars = new OptionKey<>(true);
 }