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diff graal/com.oracle.graal.phases/src/com/oracle/graal/phases/GraalOptions.java @ 10069:abb9d3a26025

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an instanceof instruction lowers to a deoptimize-on-hint-miss snippet only if its profile indicates a miss (of a hint type) occurs an order of magnitude less than the compilation threshold
author Doug Simon <doug.simon@oracle.com>
date Mon, 17 Jun 2013 17:55:19 +0200
parents 30499c84823d
children 3e34b0318de6
line wrap: on
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--- a/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/GraalOptions.java	Mon Jun 17 14:53:37 2013 +0200
+++ b/graal/com.oracle.graal.phases/src/com/oracle/graal/phases/GraalOptions.java	Mon Jun 17 17:55:19 2013 +0200
@@ -343,12 +343,4 @@
      */
     @Option(help = "")
     public static final OptionValue<Integer> InstanceOfMaxHints = new OptionValue<>(2);
-
-    /**
-     * If the probability that an instanceof will hit one the profiled types (up to {@link #InstanceOfMaxHints})
-     * is above this value, the compiled instanceof will deoptimize if all hints are missed.
-     */
-    @Option(help = "")
-    public static final OptionValue<Double> InstanceOfFullCoverageSpeculationThreshold = new OptionValue<>(0.998);
-
 }