global profiles: in jit no function is extra hot

davleopo · davleopo · commit e8214e852fb8 · 2025-06-12T09:32:58.000+02:00
diff --git a/compiler/src/jdk.graal.compiler/src/jdk/graal/compiler/phases/common/util/GlobalProfilesOptimizationUtility.java b/compiler/src/jdk.graal.compiler/src/jdk/graal/compiler/phases/common/util/GlobalProfilesOptimizationUtility.java
@@ -76,8 +76,8 @@ public static boolean shouldPrioritizeForOptimization(StructuredGraph graph) {
         final double globalSelfTimePercent = graph.globalProfileProvider().getGlobalSelfTimePercent();
         if (globalSelfTimePercent == StructuredGraph.GlobalProfileProvider.GLOBAL_PROFILE_PROVIDER_DISABLED) {
             // We are in a mode where there is no self time data available. In JIT all compilation
-            // units are hot.
-            return true;
+            // units are hot but none is extra hot.
+            return false;
         }
         return globalSelfTimePercent > Options.HotCodeMinSelfTime.getValue(graph.getOptions());
     }

Original file line number	Diff line number	Diff line change
`@@ -76,8 +76,8 @@ public static boolean shouldPrioritizeForOptimization(StructuredGraph graph) {`
`76`	`76`	`final double globalSelfTimePercent = graph.globalProfileProvider().getGlobalSelfTimePercent();`
`77`	`77`	`if (globalSelfTimePercent == StructuredGraph.GlobalProfileProvider.GLOBAL_PROFILE_PROVIDER_DISABLED) {`
`78`	`78`	`// We are in a mode where there is no self time data available. In JIT all compilation`
`79`		`- // units are hot.`
`80`		`- return true;`
	`79`	`+ // units are hot but none is extra hot.`
	`80`	`+ return false;`
`81`	`81`	`}`
`82`	`82`	`return globalSelfTimePercent > Options.HotCodeMinSelfTime.getValue(graph.getOptions());`
`83`	`83`	`}`