Android/frameworks_base
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Frameworks/base: Support dex2oat threads system property

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Check dalvik.vm.dex2oat-threads in AndroidRuntime and pass to ART
with "-j" as a compiler option, if found.

Check dalvik.vm.image-dex2oat-threads in AndroidRuntime and pass to
ART with "-j" as an image compiler option, if found.

Bug: 19992386

(cherry picked from commit e035238823)

Change-Id: I5e7806cf560607d31a1d6901dffb14bee538c9cc
This commit is contained in:
Andreas Gampe
2015-03-30 18:43:39 -07:00
parent 400fd04fa1
commit 74ad30f969
1 changed files with 5 additions and 0 deletions
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5
core/jni/AndroidRuntime.cpp
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@@ -553,6 +553,8 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
char dex2oatXmxFlagsBuf[sizeof("-Xmx")-1 + PROPERTY_VALUE_MAX];
char dex2oatCompilerFilterBuf[sizeof("--compiler-filter=")-1 + PROPERTY_VALUE_MAX];
char dex2oatImageCompilerFilterBuf[sizeof("--compiler-filter=")-1 + PROPERTY_VALUE_MAX];
char dex2oatThreadsBuf[sizeof("-j")-1 + PROPERTY_VALUE_MAX];
char dex2oatThreadsImageBuf[sizeof("-j")-1 + PROPERTY_VALUE_MAX];
char dex2oatFlagsBuf[PROPERTY_VALUE_MAX];
char dex2oatImageFlagsBuf[PROPERTY_VALUE_MAX];
char extraOptsBuf[PROPERTY_VALUE_MAX];
@@ -812,6 +814,9 @@ int AndroidRuntime::startVm(JavaVM** pJavaVM, JNIEnv** pEnv)
parseExtraOpts(dex2oatFlagsBuf, "-Xcompiler-option");
}
parseCompilerOption("dalvik.vm.dex2oat-threads", dex2oatThreadsBuf, "-j", "-Xcompiler-option");
parseCompilerOption("dalvik.vm.image-dex2oat-threads", dex2oatThreadsImageBuf, "-j",
"-Ximage-compiler-option");
/* extra options; parse this late so it overrides others */
property_get("dalvik.vm.extra-opts", extraOptsBuf, "");