Thanks Cheleswer, looks good to me too, have been over the macros as much as I can!

Thanks
Kevin



On 03/05/2016 07:34, Cheleswer Sahu wrote:
Hi Gerard,


-----Original Message-----
From: Gerard Ziemski
Sent: Monday, May 02, 2016 9:07 PM
To: Cheleswer Sahu
Cc: hotspot-runtime-...@openjdk.java.net; serviceability-
d...@openjdk.java.net
Subject: Re: RFR[9u-dev]: 8150900: Implement diagnostic_pd

hi Cheleswer,


#1 Shouldn’t the following files be modified as well? :

open:

src/cpu/sparc/vm/globals_sparc.hpp
src/cpu/x86/vm/globals_x86.hpp
src/cpu/zero/vm/globals_zero.hpp

closed:

cpu/arm/vm/globals_arm.hpp
I have implemented  "diagnostic_pd" using "product_pd" as a reference implementation. "product_pd" is not 
implemented for " ARCH_FLAGS ",  therefore I have also not implemented "diagnostic_pd" for "ARCH_FLAGS"  type.

share/vm/runtime/globals_ext.hpp
share/vm/runtime/os_ext.hpp
These 2 files are under closed repository, so I have initiated a separate 
internal review request for those changes.


#2 Bunch of header files need to be updated with 2016 for Copyright:

/*
- * Copyright (c) 2011, 2015, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
  * ORACLE PROPRIETARY/CONFIDENTIAL.  Use is subject to license terms.
  */


I agree, I will update the copyright headers.

#3 What tests have you run? Did you do:

a) JPRT hotspot
b) RBT hs-nightly-runtime

I have run JPRT hostspot tests for this. It shows no error.
Please email me if you need help with those.


#4 Just heads up that I will be shortly asking for review of my fix
(https://bugs.openjdk.java.net/browse/JDK-8073500), which touches many
of the same file, so one of us will have a tricky merge

Thanks for informing about this.


Regards,
Cheleswer

cheers

On May 2, 2016, at 4:51 AM, Cheleswer Sahu
<cheleswer.s...@oracle.com> wrote:
Hi,



Please review the code changes for
https://bugs.openjdk.java.net/browse/JDK-8150900.


Webrev Link: http://cr.openjdk.java.net/~csahu/8150900/webrev.00/



Enhancement Brief:  A new variant of flag "diagnostic_pd" is implemented.
All flags which are diagnostic in nature and platform dependent can be placed
under this variant. These flags can be enable using  "-
XX:+UnlockDiagnosticVMOptions".
At present I have placed 4 flags under "diagnostic_pd"

1.        1. InitArrayShortSize

2.        2. ImplicitNullChecks

3.        3. InlineFrequencyCount

4.        4. PostLoopMultiversioning





Regards,

Cheleswer

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