Mercurial > hg > truffle

diff src/share/vm/prims/jvm.cpp @ 116:018d5b58dd4f
6537506: Provide a mechanism for specifying Java-level USDT-like dtrace probes Summary: Initial checkin of JSDT code Reviewed-by: acorn, sbohne
author: kamg
date: Thu, 17 Apr 2008 22:18:15 -0400
parents: a61af66fc99e
children: d1605aabd0a1 d5ba4f8aa38a 37f87013dfd8
--- a/src/share/vm/prims/jvm.cpp	Wed Apr 16 17:36:29 2008 -0400
+++ b/src/share/vm/prims/jvm.cpp	Thu Apr 17 22:18:15 2008 -0400
@@ -4168,6 +4168,36 @@
   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 @@
 #endif // KERNEL
 }
 JVM_END
+