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6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes

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Initial checkin of JSDT code

Reviewed-by: acorn, sbohne
This commit is contained in:
Keith McGuigan 2008-04-17 22:18:15 -04:00
parent 849e0dfc44
commit f072bc9d3f
26 changed files with 2935 additions and 26 deletions
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31
hotspot/src/share/vm/prims/jvm.cpp
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@ -4168,6 +4168,36 @@ JVM_ENTRY(jboolean, JVM_CX8Field(JNIEnv *env, jobject obj, jfieldID fid, jlong o
return res == oldVal;
JVM_END
// DTrace ///////////////////////////////////////////////////////////////////
JVM_ENTRY(jint, JVM_DTraceGetVersion(JNIEnv* env))
JVMWrapper("JVM_DTraceGetVersion");
return (jint)JVM_TRACING_DTRACE_VERSION;
JVM_END
JVM_ENTRY(jlong,JVM_DTraceActivate(
JNIEnv* env, jint version, jstring module_name, jint providers_count,
JVM_DTraceProvider* providers))
JVMWrapper("JVM_DTraceActivate");
return DTraceJSDT::activate(
version, module_name, providers_count, providers, CHECK_0);
JVM_END
JVM_ENTRY(jboolean,JVM_DTraceIsProbeEnabled(JNIEnv* env, jmethodID method))
JVMWrapper("JVM_DTraceIsProbeEnabled");
return DTraceJSDT::is_probe_enabled(method);
JVM_END
JVM_ENTRY(void,JVM_DTraceDispose(JNIEnv* env, jlong handle))
JVMWrapper("JVM_DTraceDispose");
DTraceJSDT::dispose(handle);
JVM_END
JVM_ENTRY(jboolean,JVM_DTraceIsSupported(JNIEnv* env))
JVMWrapper("JVM_DTraceIsSupported");
return DTraceJSDT::is_supported();
JVM_END
// Returns an array of all live Thread objects (VM internal JavaThreads,
// jvmti agent threads, and JNI attaching threads are skipped)
// See CR 6404306 regarding JNI attaching threads
@ -4496,3 +4526,4 @@ JVM_ENTRY(void, JVM_GetVersionInfo(JNIEnv* env, jvm_version_info* info, size_t i
#endif // KERNEL
}
JVM_END