Android/frameworks_base
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Add a new dalvik.vm.jitpthreadpriority option.

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To dynamically play with JIT thread priorities.

bug: 79570024
Test: m
Change-Id: I84c691fb57b37e699429b9f511b2e235259d718a
This commit is contained in:
Nicolas Geoffray
2018-05-16 17:22:37 +01:00
parent 001d2aed31
commit 24934a9c33
1 changed files with 4 additions and 0 deletions
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4
core/jni/AndroidRuntime.cpp
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@@ -598,6 +598,7 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote)
char heapminfreeOptsBuf[sizeof("-XX:HeapMinFree=")-1 + PROPERTY_VALUE_MAX];
char heapmaxfreeOptsBuf[sizeof("-XX:HeapMaxFree=")-1 + PROPERTY_VALUE_MAX];
char usejitOptsBuf[sizeof("-Xusejit:")-1 + PROPERTY_VALUE_MAX];
char jitpthreadpriorityOptsBuf[sizeof("-Xjitpthreadpriority:")-1 + PROPERTY_VALUE_MAX];
char jitmaxsizeOptsBuf[sizeof("-Xjitmaxsize:")-1 + PROPERTY_VALUE_MAX];
char jitinitialsizeOptsBuf[sizeof("-Xjitinitialsize:")-1 + PROPERTY_VALUE_MAX];
char jitthresholdOptsBuf[sizeof("-Xjitthreshold:")-1 + PROPERTY_VALUE_MAX];
@@ -717,6 +718,9 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv, bool zygote)
parseRuntimeOption("dalvik.vm.jitmaxsize", jitmaxsizeOptsBuf, "-Xjitmaxsize:");
parseRuntimeOption("dalvik.vm.jitinitialsize", jitinitialsizeOptsBuf, "-Xjitinitialsize:");
parseRuntimeOption("dalvik.vm.jitthreshold", jitthresholdOptsBuf, "-Xjitthreshold:");
parseRuntimeOption("dalvik.vm.jitpthreadpriority",
jitpthreadpriorityOptsBuf,
"-Xjitpthreadpriority:");
property_get("dalvik.vm.usejitprofiles", useJitProfilesOptsBuf, "");
if (strcmp(useJitProfilesOptsBuf, "true") == 0) {
addOption("-Xjitsaveprofilinginfo");