Not as far as I can see. That method just tells you when stuff is
linked, while this tells you every time that it's called. Think
strace but for JNI. Or am I not using -verbose:jni correctly?
> Is this replication of -verbose:jni ?
>
> Regards,
> Ian
>
> 2009/2/7 <
pizlo@...>:
>> Revision: 15399
>>
http://jikesrvm.svn.sourceforge.net/jikesrvm/?rev=15399&view=rev>> Author: pizlo
>> Date: 2009-02-07 06:29:26 +0000 (Sat, 07 Feb 2009)
>>
>> Log Message:
>> -----------
>> added JNI call tracing
>>
>> Modified Paths:
>> --------------
>> rvmroot/branches/RVM-PureNativeThread/optPhase1/rvm/src/org/
>> jikesrvm/jni/JNIEnvironment.java
>> rvmroot/branches/RVM-PureNativeThread/optPhase1/rvm/src-generated/
>> options/BooleanOptions.vm.dat
>>
>> Modified: rvmroot/branches/RVM-PureNativeThread/optPhase1/rvm/src/
>> org/jikesrvm/jni/JNIEnvironment.java
>> ===================================================================
>> --- rvmroot/branches/RVM-PureNativeThread/optPhase1/rvm/src/org/
>> jikesrvm/jni/JNIEnvironment.java 2009-02-07 05:40:10 UTC
>> (rev 15398)
>> +++ rvmroot/branches/RVM-PureNativeThread/optPhase1/rvm/src/org/
>> jikesrvm/jni/JNIEnvironment.java 2009-02-07 06:29:26 UTC
>> (rev 15399)
>> @@ -15,6 +15,8 @@
>> import org.jikesrvm.VM;
>> import org.jikesrvm.SizeConstants;
>> import org.jikesrvm.mm.mminterface.MemoryManager;
>> +import org.jikesrvm.classloader.RVMMethod;
>> +import org.jikesrvm.compilers.common.CompiledMethods;
>> import org.jikesrvm.runtime.Entrypoints;
>> import org.jikesrvm.runtime.Magic;
>> import org.jikesrvm.runtime.RuntimeEntrypoints;
>> @@ -338,6 +340,18 @@
>> Address callersFP =
>> Magic.getCallerFramePointer(Magic.getFramePointer());
>> basePointerOnEntryToNative = callersFP; // NB old value saved on
>> call stack
>> JNITopJavaFP = callersFP;
>> +
>> + if (VM.traceJNI) {
>> + RVMMethod m=
>> + CompiledMethods.getCompiledMethod(
>> + Magic.getCompiledMethodID(callersFP)).getMethod();
>> + VM.sysWrite("calling JNI from ");
>> + VM.sysWrite(m.getDeclaringClass().getDescriptor());
>> + VM.sysWrite(" ");
>> + VM.sysWrite(m.getName());
>> + VM.sysWrite(m.getDescriptor());
>> + VM.sysWriteln();
>> + }
>>
>> // Save current JNI ref stack pointer
>> int oldJNIRefsSavedFP = JNIRefsSavedFP;
>> @@ -405,7 +419,7 @@
>> }
>> return result;
>> }
>> -
>> +
>> /**
>> * Get a reference from the JNIRefs stack.
>> * @param offset in JNIRefs stack
>>
>> Modified: rvmroot/branches/RVM-PureNativeThread/optPhase1/rvm/src-
>> generated/options/BooleanOptions.vm.dat
>> ===================================================================
>> --- rvmroot/branches/RVM-PureNativeThread/optPhase1/rvm/src-
>> generated/options/BooleanOptions.vm.dat 2009-02-07 05:40:10 UTC
>> (rev 15398)
>> +++ rvmroot/branches/RVM-PureNativeThread/optPhase1/rvm/src-
>> generated/options/BooleanOptions.vm.dat 2009-02-07 06:29:26 UTC
>> (rev 15399)
>> @@ -32,3 +32,6 @@
>> ErrorsFatal false errorsFatal
>> Exit when non-fatal errors are detected; used for regression testing
>>
>> +traceJNI false
>> +Trace when calls into JNI happen
>> +
>>
>>
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>> platform, the world's largest Open Source development site.
>>
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>
> ------------------------------------------------------------------------------
> Create and Deploy Rich Internet Apps outside the browser with
> Adobe(R)AIR(TM)
> software. With Adobe AIR, Ajax developers can use existing skills
> and code to
> build responsive, highly engaging applications that combine the
> power of local
> resources and data with the reach of the web. Download the Adobe AIR
> SDK and
> Ajax docs to start building applications today-
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>
Jikesrvm-commits@...
>
https://lists.sourceforge.net/lists/listinfo/jikesrvm-commitssoftware. With Adobe AIR, Ajax developers can use existing skills and code to
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