8345154: IGV: Show Parse and Assertion Predicate type as extra label

Reviewed-by: rcastanedalo

Author: chhagedorn

src/hotspot/share/opto/ifnode.cpp

@@ -2213,10 +2213,10 @@ void ParsePredicateNode::dump_spec(outputStream* st) const {
       st->print("Loop ");
       break;
     case Deoptimization::DeoptReason::Reason_profile_predicate:
-      st->print("Profiled_Loop ");
+      st->print("Profiled Loop ");
       break;
     case Deoptimization::DeoptReason::Reason_loop_limit_check:
-      st->print("Loop_Limit_Check ");
+      st->print("Loop Limit Check ");
       break;
     default:
       fatal("unknown kind");

src/utils/IdealGraphVisualizer/ServerCompiler/src/main/resources/com/sun/hotspot/igv/servercompiler/filters/customNodeInfo.filter

@@ -34,3 +34,27 @@ editProperty(matches("name", "CallLeafDirect|CallLeafDirectVector|CallLeafNoFPDi
 // Show pre/main/post at CountedLoopNodes.
 editProperty(hasProperty("loop_kind"), ["loop_kind"], "extra_label",
              function(loop_kind) { return loop_kind[0]; });
+
+// Show Parse Predicate type.
+function parsePredicateInfo(dump_spec) {
+  // It's easier to match with ".*" because type "Loop" can also be found in type "Loop Limit Check" and "Profiled Loop".
+  // Matching with ".*" also requires us to exclude the optional "#useless" string at the end.
+  var predicateMatch = /#(.*)(#useless)?/.exec(dump_spec);
+  if (predicateMatch != null) {
+     return predicateMatch[1].trim();
+  }
+  return null;
+}
+editProperty(matches("name", "ParsePredicate"), ["dump_spec"], "extra_label",
+             function(dump_spec) { return parsePredicateInfo(dump_spec[0]);});
+
+// Show Assertion Predicate type.
+function assertionPredicateInfo(dump_spec) {
+  var predicateMatch = /#((Init|Last) Value Assertion Predicate)/.exec(dump_spec);
+  if (predicateMatch != null) {
+     return predicateMatch[1];
+  }
+  return null;
+}
+editProperty(matches("name", "If|RangeCheck"), ["dump_spec"], "extra_label",
+             function(dump_spec) { return assertionPredicateInfo(dump_spec[0]);});