RE: [sv-cc] RE: [SystemVerilog P1800 0001648]: Default reset for assertions

From: Bresticker, Shalom <shalom.bresticker_at_.....>
Date: Thu Nov 08 2007 - 07:08:49 PST
Yes, but an email vote passes only if unaminous.
In a conference call, a majority is enough.

Shalom 

> -----Original Message-----
> From: owner-sv-cc@server.eda.org 
> [mailto:owner-sv-cc@server.eda.org] On Behalf Of Jim Vellenga
> Sent: Thursday, November 08, 2007 5:06 PM
> To: sv-ac@server.eda.org
> Cc: SV-CC
> Subject: [sv-cc] RE: [SystemVerilog P1800 0001648]: Default 
> reset for assertions
> 
> Clarification requested.  In what sense did the e-mail ballot 
> fail with 7y/2n/1a.  That sounds like a majority of yeses.
> 
> Regard,
> Jim Vellenga
> 
> --------------------------------------------------------- 
> James H. Vellenga                            978-262-6381 
> Software Architect                     (FAX) 978-262-6636 
> Cadence Design Systems, Inc.         vellenga@cadence.com 
> 270 Billerica Rd
> Chelmsford, MA 01824-4179
> "We all work with partial information." 
> ----------------------------------------------------------  
> 
> ]-----Original Message-----
> ]From: Accellera Mantis Bug Tracker [mailto:mantis@eda-stds.org]
> ]Sent: Tuesday, November 06, 2007 9:35 AM
> ]To: Jim Vellenga
> ]Subject: [SystemVerilog P1800 0001648]: Default reset for 
> assertions ] ] ]A NOTE has been added to this issue. 
> ]=============================================================
> =========
> ]http://www.eda-stds.org/svdb/view.php?id=1648
> ]=============================================================
> ========= 
> ]Reported By:                Dmitry_Korchemny
> ]Assigned To:                Eduard_Cerny
> ]=============================================================
> ========= 
> ]Project:                    SystemVerilog P1800
> ]Issue ID:                   1648
> ]Category:                   SV-AC
> ]Reproducibility:            always
> ]Severity:                   feature
> ]Priority:                   normal
> ]Status:                     feedback
> ]Type:                       Enhancement 
> ]=============================================================
> ========= 
> ]Date Submitted:             2006-10-24 08:10 PDT
> ]Last Modified:              2007-11-06 06:35 PST
> ]=============================================================
> ========= 
> ]Summary:                    Default reset for assertions
> ]Description: 
> ]Attached is a default reset proposal for properties (similar 
> to default ]clocking). The proposed syntax is 'default 
> disable' (and not 'default
> ]reset') in order not to introduce a new keyword.
> ]=============================================================
> =========
> ]Relationships       ID      Summary
> ]-------------------------------------------------------------
> ---------
> ]related to          0001757 Property resets: accepton(b) P, 
> rejecto...
> ]=============================================================
> =========
> ]
> ]-------------------------------------------------------------
> ---------
> ] john_havlicek - 2007-06-25 12:50
> ]-------------------------------------------------------------
> ---------
> ]Passed by e-mail ballot 2007-06-19 8y/0n/3a. 
> ]
> ]-------------------------------------------------------------
> ---------
> ] Eduard_Cerny - 2007-07-18 13:51
> ]-------------------------------------------------------------
> ---------
> ]To align with 1800-2008 Draft 3a
> ]
> ]-------------------------------------------------------------
> ---------
> ] Eduard_Cerny - 2007-07-18 13:53
> ]-------------------------------------------------------------
> ---------
> ]Aligned with 1800-2008 draft 3a: minimal changes in font color. 
> ]
> ]-------------------------------------------------------------
> ---------
> ] Eduard_Cerny - 2007-08-27 14:09
> ]-------------------------------------------------------------
> ---------
> ]updating to address champions' concerns ]
> ]-------------------------------------------------------------
> ---------
> ] Eduard_Cerny - 2007-08-28 07:46
> ]-------------------------------------------------------------
> ---------
> ]Answers to comments from the champions' meeting:
> ]
> ]         - Same properties can have different behavior 
> depending on how
> ]used.
> ]          Top-level versus not top-level (e.g. rule b on first page).
> ]
> ]The default disable applies only to assert, assume and cover 
> property ]statements, not to property and sequence 
> declarations. A sentence was ]added to that effect.
> ]
> ]         - The bnf shouldn't be in the text.
> ]Done.
> ]
> ]        - 3rd paragraph under syntax box, part about "...on 
> ]the position
> ]of...",          doesn't need to say it.
> ]          "The scope of the... " isn't clear.
> ]Tried to explain better in the new text.
> ]
> ]        -  There are issues in the other 2 paragraphs as well.
> ]Not clear what these are...
> ]
> ]        -  First paragraph - should be reworded
> ]             "One can specify..." -->
> ]             "A default disabling condition may be..."
> ]Done. 
> ]
> ]-------------------------------------------------------------
> ---------
> ] Dmitry_Korchemny - 2007-08-30 05:44
> ]-------------------------------------------------------------
> ---------
> ]Added VPI diagrams
> ]
> ]-------------------------------------------------------------
> ---------
> ] john_havlicek - 2007-09-01 08:08
> ]-------------------------------------------------------------
> ---------
> ]Proposal default_disable_1648.070830_dk.pdf passed by e-mail 
> ballot on ]2007-08-31, 8y/0n/2a. 
> ]
> ]-------------------------------------------------------------
> ---------
> ] john_havlicek - 2007-09-06 09:15
> ]-------------------------------------------------------------
> ---------
> ]Coloring fixed to use red bold in syntax even in a blue 
> ]colored section. 
> ]
> ]-------------------------------------------------------------
> ---------
> ] Dmitry_Korchemny - 2007-09-09 07:21
> ]-------------------------------------------------------------
> ---------
> ]As a byproduct fixed a minor coloring problem in Draft3a:
> ]
> ]The semicolon that follows "default clocking clocking_identifier" 
> ]should be in bold red, as in A.1.4. 
> ]
> ]-------------------------------------------------------------
> ---------
> ] Neil Korpusik - 2007-09-10 17:29
> ]-------------------------------------------------------------
> ---------
> ]Sent back to the Technical Committee by the Champions in the 
> ]July 26, 2007 ]conference call.
> ]Comments from the Champions:
> ]  - I am against this enhancement at the current time. I believe this
> ]    feature will be useful in a wider context, such as 
> covergroups, but
> ]    the committees have not had time to study this. If we add this
> ]    feature now, it will be harder to address the other areas due to
> ]    backward incompatibilities. For example, suppose the 
> sv-ec decides
> ]    that default disable should also disable sampling of 
> ]covergroups. We
> ]    can't add that capability later; we must look at all the 
> ]other areas
> ]    that could be affected. But due to schedules and merge 
> activities,
> ]    the other committees have not been able to investigate.
> ]  - there may be other places that could use it as well.
> ]  - doesn't think everything is being considered.
> ]    Same properties can have different behavior depending on 
> how used.
> ]    Top-level versus not top-level (e.g. rule b on first page).
> ]Set of issues:
> ]  - The bnf shouldn't be in the text.
> ]  - 3rd paragraph under syntax box, part about "...on the 
> position ]of...",
> ]    doesn't need to say it.
> ]    "The scope of the... " isn't clear.
> ]  -  There are issues in the other 2 paragraphs as well.
> ]  -  First paragraph - should be reworded
> ]       "One can specify..." -->
> ]       "A default disabling condition may be..." 
> ]
> ]-------------------------------------------------------------
> ---------
> ] Jim Vellenga - 2007-09-12 08:20
> ]-------------------------------------------------------------
> ---------
> ]I noticed that the syntax of 'disable iff' allows the 
> expression ]to be an 'expression_or_dist' -- for either the 
> default or the ]explicit version.  I'm not sure what this 
> means, but I also ]notice that the 'dist' part doesn't show 
> up in the VPI object ]models.
> ]
> ]Could you all clarify whether the disable can indeed depend 
> ]on a distribution?
> ]
> ]Regards,
> ]Jim Vellenga
> ]
> ]-------------------------------------------------------------
> ---------
> ] john_havlicek - 2007-11-06 06:35
> ]-------------------------------------------------------------
> ---------
> ]2007-11-05:  e-mail ballot failed, 7y/2n/1a. 
> ]
> ]Issue History 
> ]Date Modified   Username       Field                    Change 
> ]              
> ]=============================================================
> ========= 
> ]2006-10-24 08:10Dmitry_KorchemnyNew Issue                      
> ]              
> ]2006-10-24 08:10Dmitry_KorchemnyFile Added: default_reset.pdf  
> ]                 
> ]
> ]2006-10-24 08:10Dmitry_KorchemnyType                      => 
> ]Enhancement     
> ]2006-10-24 08:21shalom         Issue Monitored: shalom         
> ]             
> ]2006-10-24 08:24shalom         Status                   new => 
> ]assigned     
> ]2006-10-24 08:24shalom         Assigned To               => 
> ]Dmitry_Korchemny
> ]2007-02-07 09:26Eduard_Cerny   File Added: 
> ]default_disable.070129.pdf           
> ]        
> ]2007-02-23 08:01Eduard_Cerny   File Added: 
> ]default_disable_1648.070223.pdf      
> ]             
> ]2007-02-25 08:14Eduard_Cerny   File Added: 
> ]default_disable_1648.070225.pdf      
> ]             
> ]2007-02-25 08:14Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070223.pdf    
> ]               
> ]2007-02-25 08:14Eduard_Cerny   File Deleted: 
> ]default_disable.070129.pdf         
> ]          
> ]2007-03-08 08:57Eduard_Cerny   File Added: 
> ]default_disable_1648.070308.pdf      
> ]             
> ]2007-03-08 08:57Eduard_Cerny   Assigned To              
> ]Dmitry_Korchemny =>
> ]Eduard_Cerny
> ]2007-03-20 13:50Eduard_Cerny   File Added: 
> ]enablingCondition_1737.070320.htm    
> ]               
> ]2007-03-28 13:40Eduard_Cerny   File Deleted: 
> ]enablingCondition_1737.070320.htm  
> ]                 
> ]2007-03-29 08:02Eduard_Cerny   File Added: 
> ]default_disable_1648.070328.pdf      
> ]             
> ]2007-04-04 11:10Eduard_Cerny   File Added: 
> ]default_disable_1648.070404.pdf      
> ]             
> ]2007-04-20 16:54Eduard_Cerny   File Added: 
> ]default_disable_1648.070420.pdf      
> ]             
> ]2007-04-20 16:54Eduard_Cerny   File Deleted: default_reset.pdf 
> ]                 
> ] 
> ]2007-04-20 16:54Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070225.pdf    
> ]               
> ]2007-04-20 16:54Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070308.pdf    
> ]               
> ]2007-04-20 16:54Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070328.pdf    
> ]               
> ]2007-04-20 16:54Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070404.pdf    
> ]               
> ]2007-05-02 07:11Eduard_Cerny   File Added: 
> ]default_disable_1648.070502.pdf      
> ]             
> ]2007-05-02 09:04Eduard_Cerny   File Added: 
> ]default_disable_1648.070502.pdf      
> ]             
> ]2007-05-02 09:04Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070502.pdf    
> ]               
> ]2007-06-11 14:33Eduard_Cerny   File Added: 
> ]default_disable_1648.070611.pdf      
> ]             
> ]2007-06-11 14:33Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070420.pdf    
> ]               
> ]2007-06-11 14:34Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070502.pdf    
> ]               
> ]2007-06-12 06:00Eduard_Cerny   File Added: 
> ]default_disable_1648.070612.pdf      
> ]             
> ]2007-06-25 12:50john_havlicek  Note Added: 0003846             
> ]             
> ]2007-06-25 12:50john_havlicek  Status                   
> ]assigned => resolved
> ]2007-06-25 12:50john_havlicek  Resolution               open 
> ]=> fixed       
> ]2007-07-18 13:51Eduard_Cerny   Status                   
> ]resolved => feedback
> ]2007-07-18 13:51Eduard_Cerny   Resolution               fixed 
> ]=> reopened   
> ]2007-07-18 13:51Eduard_Cerny   Note Added: 0003944             
> ]             
> ]2007-07-18 13:51Eduard_Cerny   File Added: 
> ]default_disable_1648.070718.pdf      
> ]             
> ]2007-07-18 13:52Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070611.pdf    
> ]               
> ]2007-07-18 13:52Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070612.pdf    
> ]               
> ]2007-07-18 13:53Eduard_Cerny   Note Added: 0003945             
> ]             
> ]2007-07-18 13:53Eduard_Cerny   Status                   
> ]feedback => resolved
> ]2007-07-18 13:53Eduard_Cerny   Resolution               
> ]reopened => fixed   
> ]2007-08-27 14:09Eduard_Cerny   Status                   
> ]resolved => feedback
> ]2007-08-27 14:09Eduard_Cerny   Resolution               fixed 
> ]=> reopened   
> ]2007-08-27 14:09Eduard_Cerny   Note Added: 0004187             
> ]             
> ]2007-08-27 14:10Eduard_Cerny   File Added: 
> ]default_disable_1648.070827.pdf      
> ]             
> ]2007-08-28 07:41Eduard_Cerny   File Added: 
> ]default_disable_1648.070828.pdf      
> ]             
> ]2007-08-28 07:41Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070827.pdf    
> ]               
> ]2007-08-28 07:46Eduard_Cerny   Note Added: 0004196             
> ]             
> ]2007-08-29 00:47Dmitry_KorchemnyFile Deleted: 
> ]default_disable_1648.070718.pdf   
> ]                
> ]2007-08-29 00:48Dmitry_KorchemnyFile Added: 
> ]default_disable_1648.070829.pdf     
> ]              
> ]2007-08-29 13:13john_havlicek  File Deleted: 
> ]default_disable_1648.070829.pdf    
> ]               
> ]2007-08-29 13:13john_havlicek  File Added: 
> ]default_disable_1648.070829.pdf      
> ]             
> ]2007-08-30 05:43Dmitry_KorchemnyFile Added: 
> ]default_disable_1648.070830_dk.pdf  
> ]                 
> ]2007-08-30 05:44Dmitry_KorchemnyNote Added: 0004214            
> ]              
> ]2007-09-01 08:08john_havlicek  Note Added: 0004226             
> ]             
> ]2007-09-04 12:27Dmitry_KorchemnyFile Deleted: 
> ]default_disable_1648.070828.pdf   
> ]                
> ]2007-09-04 12:29Dmitry_KorchemnyFile Added: 
> ]default_disable_1648.070904_dk.pdf  
> ]                 
> ]2007-09-05 06:24Dmitry_KorchemnyFile Deleted: 
> ]default_disable_1648.070829.pdf   
> ]                
> ]2007-09-05 06:24Dmitry_KorchemnyFile Deleted: 
> ]default_disable_1648.070904_dk.pdf
> ]                   
> ]2007-09-05 06:25Dmitry_KorchemnyFile Added: 
> ]default_disable_1648.070904_dk.pdf  
> ]                 
> ]2007-09-06 09:15john_havlicek  Note Added: 0004271             
> ]             
> ]2007-09-06 09:15john_havlicek  Status                   
> ]feedback => resolved
> ]2007-09-06 09:15john_havlicek  Resolution               
> ]reopened => fixed   
> ]2007-09-09 07:21Dmitry_KorchemnyStatus                   
> ]resolved => feedback
> ]2007-09-09 07:21Dmitry_KorchemnyResolution               fixed 
> ]=> reopened   
> ]2007-09-09 07:21Dmitry_KorchemnyNote Added: 0004310            
> ]              
> ]2007-09-09 07:22Dmitry_KorchemnyFile Added: 
> ]default_disable_1648.070909_dk.pdf  
> ]                 
> ]2007-09-09 07:22Dmitry_KorchemnyFile Deleted: 
> ]default_disable_1648.070830_dk.pdf
> ]                   
> ]2007-09-09 07:24Dmitry_KorchemnyStatus                   
> ]feedback => resolved
> ]2007-09-09 07:24Dmitry_KorchemnyResolution               
> ]reopened => fixed   
> ]2007-09-10 17:29Neil Korpusik  Status                   
> ]resolved => feedback
> ]2007-09-10 17:29Neil Korpusik  Resolution               fixed 
> ]=> reopened   
> ]2007-09-10 17:29Neil Korpusik  Note Added: 0004363             
> ]             
> ]2007-09-12 08:17Jim Vellenga   Issue Monitored: Jim Vellenga   
> ]                 
> ]2007-09-12 08:20Jim Vellenga   Note Added: 0004470             
> ]             
> ]2007-10-02 12:33Eduard_Cerny   File Added: 
> ]1648_default_disable_071001_ec_bt.pdf
> ]                   
> ]2007-10-02 12:34Eduard_Cerny   File Deleted: 
> ]default_disable_1648.070904_dk.pdf 
> ]                  
> ]2007-10-03 08:44Bassam Tabbara Note Added: 0004765             
> ]             
> ]2007-10-03 14:01Bassam Tabbara Note Deleted: 0004765           
> ]             
> ]2007-10-24 08:32Doron_Bustan   Relationship added       
> ]related to 0001757  
> ]2007-11-06 06:35john_havlicek  Note Added: 0005114             
> ]             
> ]=============================================================
> =========
> ]
> ]
> ]--
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> ]
> ]
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