On 8/28/12 8:54 AM, Daniel D. Daugherty wrote:
On 8/22/12 12:34 PM, serguei.spit...@oracle.com wrote:
Dmitry,

Thank you for the review!

Please, find new webrev version here:
http://cr.openjdk.java.net/~sspitsyn/webrevs/2012/7191786-JVMTI-LVTT.1/

Thumbs up. No content comments.

Ok, thanks!


src/share/vm/prims/jvmtiClassFileReconstituter.hpp
    No comments.

src/share/vm/prims/jvmtiClassFileReconstituter.cpp
    line 178: ++attr_count;
    line 421: // Write LocalVariableTable attribute
        Bug fixes for the previous LVT fix? Just making sure.

Generally speaking, I do not think it is a real problem.
Just wanted to make it consistent with other attributes.


    line 456:  // JVMSpec|     { u2 start_pc;
        Breaking this line into the following would be more readable:

            456 // JVMSpec|     {
            457                   u2 start_pc;


Will do it.


Thanks!
Serguei


Dan

I also changed the line:
  196 if (elem[idx].signature_cp_index > 0) {
to this:
  196 if (elem[idx].signature_cp_index != 0) {

Both are correct as the signature_cp_index is u2.
But "signature_cp_index != 0" is more clear.


Thanks,
Serguei


On 8/21/12 12:45 PM, serguei.spit...@oracle.com wrote:
On 8/21/12 12:11 PM, Dmitry Samersoff wrote:
Serguei,

On 2012-08-21 23:05, serguei.spit...@oracle.com wrote:
You can  see the same pattern for all attributes (for instance,
has_stackmap_table - L160).
OK.

202: local_variable_type_table_length
      is always 0 if local_variable_table_length == 0

      so I think if should be nested.
It does not matter.
It saves one if in some cases and makes logic better readable,
so I would like to have it changed.

Sorry!

In fact, I initially considered this option and can change it as you prefer.
But let's wait for other reviewers input.

Thanks,
Serguei


216: It might be better to place both attr_size changes together.
I'm trying to follow the existing style.
OK

-Dmitry



Thanks,
Serguei
-Dmitry


On 2012-08-21 22:13, serguei.spit...@oracle.com wrote:
Hello,


Please, review the fix for:
http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7191786

Open webrev:
http://cr.openjdk.java.net/~sspitsyn/webrevs/2012/7191786-JVMTI-LVTT/


Summary:

  The following CR was recently fixed:
http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=7064927

But the same issue exists for the LocalVariableTypeTable attribute.

  The fix was tested with the modified test:
test/java/lang/instrument/VerifyLocalVariableTableOnRetransformTest.sh

The modification is that a local variable with generic signature is added
to the class DummyClassWithLVT.java:
http://cr.openjdk.java.net/~sspitsyn/webrevs/2012/7191786-JLI-Test-For-JVMTI-LVTT/


The test patch will be integrated into the jdk8/tl after the HotSpot fix
is promoted.


Thanks,
Serguei




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