Merge "Add system property for hot startup method threshold" am: a370159592

am: 187b15bbd5

Change-Id: Id56adbe39e8a81ef12c4b9d8fdcf65c94a316d6f

1 files changed, 7 insertions, 0 deletions

diff --git a/core/jni/AndroidRuntime.cpp b/core/jni/AndroidRuntime.cpp
index b121a22f51c3..f28a274673ed 100644
--- a/core/jni/AndroidRuntime.cpp
+++ b/core/jni/AndroidRuntime.cpp
@@ -616,6 +616,7 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote)
     char useJitProfilesOptsBuf[sizeof("-Xjitsaveprofilinginfo:")-1 + PROPERTY_VALUE_MAX];
     char jitprithreadweightOptBuf[sizeof("-Xjitprithreadweight:")-1 + PROPERTY_VALUE_MAX];
     char jittransitionweightOptBuf[sizeof("-Xjittransitionweight:")-1 + PROPERTY_VALUE_MAX];
+    char hotstartupsamplesOptsBuf[sizeof("-Xps-hot-startup-method-samples:")-1 + PROPERTY_VALUE_MAX];
     char gctypeOptsBuf[sizeof("-Xgc:")-1 + PROPERTY_VALUE_MAX];
     char backgroundgcOptsBuf[sizeof("-XX:BackgroundGC=")-1 + PROPERTY_VALUE_MAX];
     char heaptargetutilizationOptsBuf[sizeof("-XX:HeapTargetUtilization=")-1 + PROPERTY_VALUE_MAX];
@@ -742,6 +743,12 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote)
                        jittransitionweightOptBuf,
                        "-Xjittransitionweight:");
 
+    /*
+     * Profile related options.
+     */
+    parseRuntimeOption("dalvik.vm.hot-startup-method-samples", hotstartupsamplesOptsBuf,
+            "-Xps-hot-startup-method-samples:");
+
     property_get("ro.config.low_ram", propBuf, "");
     if (strcmp(propBuf, "true") == 0) {
       addOption("-XX:LowMemoryMode");