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8167194: [JVMCI] no reliable mechanism for querying JVMCI system properties

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Reviewed-by: kvn
This commit is contained in:
Doug Simon 2016-10-05 13:56:26 -07:00
parent 60735c4b5c
commit dd2c391c43
6 changed files with 131 additions and 36 deletions
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19
hotspot/src/share/vm/runtime/thread.cpp
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@ -3768,10 +3768,21 @@ jint Threads::create_vm(JavaVMInitArgs* args, bool* canTryAgain) {
SystemDictionary::compute_java_system_loader(CHECK_(JNI_ERR));
#if INCLUDE_JVMCI
if (EnableJVMCI && UseJVMCICompiler && (!UseInterpreter || !BackgroundCompilation)) {
// 8145270: Force initialization of JVMCI runtime otherwise requests for blocking
// compilations via JVMCI will not actually block until JVMCI is initialized.
JVMCIRuntime::force_initialization(CHECK_JNI_ERR);
if (EnableJVMCI) {
// Initialize JVMCI eagerly if JVMCIPrintProperties is enabled.
// The JVMCI Java initialization code will read this flag and
// do the printing if it's set.
bool init = JVMCIPrintProperties;
if (!init) {
// 8145270: Force initialization of JVMCI runtime otherwise requests for blocking
// compilations via JVMCI will not actually block until JVMCI is initialized.
init = UseJVMCICompiler && (!UseInterpreter || !BackgroundCompilation);
}
if (init) {
JVMCIRuntime::force_initialization(CHECK_JNI_ERR);
}
}
#endif