Enable ParseOnceJIT.

Author: teshull

substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/SubstrateOptions.java

@@ -77,7 +77,7 @@ public class SubstrateOptions {
     public static final HostedOptionKey<Boolean> ParseOnce = new HostedOptionKey<>(true);
     @Option(help = "When true, each compiler graph version (DeoptTarget, AOT, JIT) needed for runtime compilation will be separately analyzed during static analysis." +
                     "When false, only one version of the compiler graph (AOT) will be used in static analysis, and then three new versions will be parsed for compilation.")//
-    public static final HostedOptionKey<Boolean> ParseOnceJIT = new HostedOptionKey<>(false);
+    public static final HostedOptionKey<Boolean> ParseOnceJIT = new HostedOptionKey<>(true);
     @Option(help = "Preserve the local variable information for every Java source line to allow line-by-line stepping in the debugger. Allow the lookup of Java-level method information, e.g., in stack traces.")//
     public static final HostedOptionKey<Boolean> SourceLevelDebug = new HostedOptionKey<>(false);
     @Option(help = "Constrain debug info generation to the comma-separated list of package prefixes given to this option.")//

vm/mx.vm/mx_vm_gate.py

@@ -634,6 +634,7 @@ def _collect_excludes(suite, suite_import, excludes):
             '-H:+EnforceMaxRuntimeCompileMethods',
             '-H:-InlineBeforeAnalysis',
             '-H:-ParseOnceJIT', #GR-47163
+            '-H:-VerifyDeoptimizationEntryPoints', #GR-47163
             '-cp',
             cp,
             '-H:-FoldSecurityManagerGetter',