Browse Source
Line endings in VERSIONS.
Line endings in VERSIONS.
git-svn-id: https://www.prismmodelchecker.org/svn/prism/prism/trunk@2244 bbc10eb1-c90d-0410-af57-cb519fbb1720master
1 changed files with 207 additions and 414 deletions
@ -1,414 +1,207 @@ |
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This file summarises the principal changes between each main public release of PRISM. |
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|
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For more detailed information about the various changes, see the file CHANGELOG.txt. |
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|
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----------------------------------------------------------------------------- |
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Version 3.3.1 (released 22/11/2009) |
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----------------------------------------------------------------------------- |
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* Minor bug fixes |
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|
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|
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----------------------------------------------------------------------------- |
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|
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Version 3.3 (beta1 released 20/5/2009) |
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|
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----------------------------------------------------------------------------- |
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|
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|
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|
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* New language parser: |
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|
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- improved efficiency, especially on large/complex models |
|||
|
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- more accurate error reporting |
|||
|
|||
* GUI model editor improvements: |
|||
|
|||
- error highlighting |
|||
|
|||
- line numbers |
|||
|
|||
- undo/redo feature |
|||
|
|||
* Expanded property specification language |
|||
|
|||
- LTL (and PCTL*) now supported |
|||
|
|||
- arbitrary expressions allowed, e.g. 1-P=?[...] |
|||
|
|||
- support for weak until (W) and release (R) added |
|||
|
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- steady-state operators (S=?[...], R=?[S]) allowed for DTMCs |
|||
|
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- optional semicolons to terminate properties in properties files |
|||
|
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* Modelling language changes: |
|||
|
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- cleaner notation for functions, e.g. mod(i,n), not func(mod,i,n) |
|||
|
|||
- function names can be renamed in module renaming |
|||
|
|||
- language strictness: updates (x'=...) must be parenthesised |
|||
|
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- ranges (x=1..3,5) no longer supported |
|||
|
|||
- added conversion tool for old models (etc/scripts/prism3to4) |
|||
|
|||
* New tool features: |
|||
|
|||
- added symmetry reduction functionality |
|||
|
|||
- steady-state/transient probability computation for DTMCs |
|||
|
|||
- expanded cost/reward-property model checking support |
|||
|
|||
- PRISM-to-html and PRISM-to-Latex conversion scripts |
|||
|
|||
- efficiency improvements to precomputation algorithms |
|||
|
|||
- BSCC export functionality (-exportbsccs switch) |
|||
|
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- improvements to memory handling, especially in sparse/hybrid engines |
|||
|
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|
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|
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----------------------------------------------------------------------------- |
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|
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Version 3.2 (beta released 25/2/2008) |
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|
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----------------------------------------------------------------------------- |
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|
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|
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|
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* Support for 64-bit architectures and Mac OS X v10.5 (Leopard) |
|||
|
|||
|
|||
|
|||
* Improvements to property specification language |
|||
|
|||
- addition of F and G operators (eventually/globally) |
|||
|
|||
- can now use labels/formulas from model file in properties files |
|||
|
|||
|
|||
|
|||
* Redesign of the simulator GUI, plus new features: |
|||
|
|||
- ability to display accumulated time/rewards |
|||
|
|||
- new "Configure view" dialog |
|||
|
|||
- easier selection of next step (double click) |
|||
|
|||
|
|||
|
|||
* New graph plotting engine using JFreeChart |
|||
|
|||
|
|||
|
|||
* Other GUI improvements: |
|||
|
|||
- new icon set and graphics |
|||
|
|||
- font increase/decrease feature |
|||
|
|||
- loading of partially correct property files |
|||
|
|||
|
|||
|
|||
* Further additional functionality: |
|||
|
|||
- extra reward model checking algorithms for some engines |
|||
|
|||
- prototype SBML-to-PRISM translator |
|||
|
|||
- new -exportrows switch for matrix exports |
|||
|
|||
- new options for -simpath switch |
|||
|
|||
- new -extraddinfo switch for displaying extra (MT)BDD info |
|||
|
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
Version 3.1.1 (released 5/4/2007) |
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|
|||
----------------------------------------------------------------------------- |
|||
|
|||
|
|||
|
|||
* Minor bug fixes |
|||
|
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
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Version 3.1 (released 15/11/2006) |
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|
|||
----------------------------------------------------------------------------- |
|||
|
|||
|
|||
|
|||
* New installer for Windows binary |
|||
|
|||
* Models can now have multiple (named) reward structures |
|||
|
|||
* New -simpath switch for command-line generation of random paths with simulator |
|||
|
|||
* Minor PRISM language improvements: |
|||
|
|||
- type keyword does not need to be first thing in model file |
|||
|
|||
- doubles in exponential form (1.4e-9) and unary minus (-1) allowed |
|||
|
|||
* PRISM settings file now used by command-line version too |
|||
|
|||
* Small GUI improvements |
|||
|
|||
* New option to disable steady-state detection for CTMC transient analysis |
|||
|
|||
* Bug fixes |
|||
|
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
Version 3.0 (released 6/7/2006) |
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
|
|||
|
|||
* Discrete-event simulation engine added, providing: |
|||
|
|||
- generation of approximate quantitative results via sampling |
|||
|
|||
- debugging tool: manual model exploration and automatic trace generation |
|||
|
|||
|
|||
|
|||
* Support for costs and rewards: |
|||
|
|||
- state-based and transition-based (impulse) costs/reward specification added to PRISM language |
|||
|
|||
- verification (and simulation) of properties based on expected value of costs/rewards |
|||
|
|||
(e.g. cumulated reward to reach state/time-bound, transient or steady-state reward value) |
|||
|
|||
|
|||
|
|||
* Overhaul of import/export functionality, including: |
|||
|
|||
- export of transition matrix graph (Dot file) |
|||
|
|||
- export of state/transition rewards |
|||
|
|||
- export of property file labels and their satisfying states |
|||
|
|||
- improved support for other export formats: Matlab, MRMC |
|||
|
|||
- possibility to export to stdout/log instead of a file |
|||
|
|||
- import of explicit model descriptions (from transition matrix and, optionally, state list) |
|||
|
|||
|
|||
|
|||
* GUI improvements, e.g.: |
|||
|
|||
- additional graph plotting functionality |
|||
|
|||
- XML-based import/export of graphs |
|||
|
|||
- export of graphs to Matlab |
|||
|
|||
|
|||
|
|||
* Improved options management including saving of user settings |
|||
|
|||
* Support for Mac OS X |
|||
|
|||
* Easier compilation process |
|||
|
|||
* Direct computation of transient probabilities |
|||
|
|||
* Support for multiple initial states |
|||
|
|||
* Improvements/additions to PRISM modelling/property languages |
|||
|
|||
* Additional error checking on PRISM models |
|||
|
|||
* Underlying data structure and efficiency improvements |
|||
|
|||
* Bug fixes |
|||
|
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
Version 2.1 (released 8/9/2004) |
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
|
|||
|
|||
* Now possible to build/run PRISM on Windows |
|||
|
|||
* Compilation/installation procedures slightly simplified |
|||
|
|||
* Splash screen on load |
|||
|
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
Version 2.0 (released 17/3/2004) |
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
|
|||
|
|||
* Completely new graphical user interface, including: |
|||
|
|||
- Text editor for PRISM language |
|||
|
|||
- Automated results collection/graph plotting |
|||
|
|||
|
|||
|
|||
* Enhancements to PRISM language: |
|||
|
|||
- Types (ints, doubles and booleans) and type checking added |
|||
|
|||
- Probabilities/rates can now be expressions |
|||
|
|||
- Variable ranges/initial values can now be expressions |
|||
|
|||
- Constant/formula definitions can be expressions (including in terms of each other) |
|||
|
|||
- Process algebra style definitions allowed for MDPs too (via "system" construct) |
|||
|
|||
|
|||
|
|||
* Enhancements to property specifications: |
|||
|
|||
- Probability/time bounds in PCTL/CSL properties can now be expressions |
|||
|
|||
- Use of constants now permitted: both those from the model and newly declared ones |
|||
|
|||
- Added "init" keyword to PCTL/CSL (atomic proposition true only in initial state) |
|||
|
|||
- Can define and reuse "labels" (atomic propositions) (like formulas in model files) |
|||
|
|||
- Can write properties of the form "P=?[...]" which return the actual probability |
|||
|
|||
|
|||
|
|||
* Additional features: |
|||
|
|||
- Automatic handling of multiple model checking computations, |
|||
|
|||
e.g. check "P~p[true U<=k error]" for k=1..100 |
|||
|
|||
- Added -exportstates switch, exports reachable states to text file |
|||
|
|||
- Added -nobscc switch for optional bypass of BSCC computation |
|||
|
|||
- Added explicit versions of export options (including first export option for MDPs) |
|||
|
|||
- Export options can now be used in conjunction with each other and with model checking |
|||
|
|||
- Added -version switch to display version |
|||
|
|||
|
|||
|
|||
* Efficiency improvements |
|||
|
|||
- Improved heuristics for hybrid engine (sb/sbmax/gsl switches -> sbmax/sbl/gsmax/gsl) |
|||
|
|||
- More efficient construction process for unstructured models |
|||
|
|||
- General restructuring/improvements to model construction process implementation |
|||
|
|||
|
|||
|
|||
* Miscellaneous |
|||
|
|||
- Various bug fixes |
|||
|
|||
- Fairness (for MDP model checking) now OFF by default (used to be ON) |
|||
|
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
Version 1.3.1 (released 20/2/2003) |
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
|
|||
|
|||
* Bug fixes in model construction code |
|||
|
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
Version 1.3 (released 10/2/2003) |
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
|
|||
|
|||
* Steady-state probability computation improved to include strongly connected component (SCC) computation |
|||
|
|||
* Extended support for CSL time-bounded until operator to include arbitrary intervals |
|||
|
|||
* More flexible parallel composition options in the PRISM language (for DTMCs and CTMCs) |
|||
|
|||
* Added option to import PEPA process algebra descriptions as models |
|||
|
|||
* Improved range of numerical methods: (Backwards) Gauss-Seidel and (Backwards) SOR (plus variants for hybrid engine) |
|||
|
|||
* Added -pctl/-csl switches to allow command line specification of properties |
|||
|
|||
* Improved handling of deadlock states: can add self-loops to these states automatically (e.g. -fixdl switch) |
|||
|
|||
* Steady-state probabilities are no longer automatically computed for CTMCs: use the -ss switch |
|||
|
|||
* Addition of {} operator to PCTL/CSL formulas to support printing of probabilities |
|||
|
|||
* Resolved problem with PRISM language syntax: updates must now be parenthesised |
|||
|
|||
* Default value for maximum number of iterations reduced from 500,000 to (more sensible) 10,000 |
|||
|
|||
* Added switches to control CUDD behaviour (-cuddmaxmem, -cuddepsilon) |
|||
|
|||
* Additional example files |
|||
|
|||
* Numerous bug fixlatest.htmles |
|||
|
|||
* Now released under the GPL license |
|||
|
|||
|
|||
|
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
Version 1.2 (released 17/9/2001) |
|||
|
|||
----------------------------------------------------------------------------- |
|||
|
|||
|
|||
|
|||
First public release |
|||
|
|||
This file summarises the principal changes between each main public release of PRISM. |
|||
For more detailed information about the various changes, see the file CHANGELOG.txt. |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 3.3.1 (released 22/11/2009) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* Minor bug fixes |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 3.3 (beta1 released 20/5/2009) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* New language parser: |
|||
- improved efficiency, especially on large/complex models |
|||
- more accurate error reporting |
|||
* GUI model editor improvements: |
|||
- error highlighting |
|||
- line numbers |
|||
- undo/redo feature |
|||
* Expanded property specification language |
|||
- LTL (and PCTL*) now supported |
|||
- arbitrary expressions allowed, e.g. 1-P=?[...] |
|||
- support for weak until (W) and release (R) added |
|||
- steady-state operators (S=?[...], R=?[S]) allowed for DTMCs |
|||
- optional semicolons to terminate properties in properties files |
|||
* Modelling language changes: |
|||
- cleaner notation for functions, e.g. mod(i,n), not func(mod,i,n) |
|||
- function names can be renamed in module renaming |
|||
- language strictness: updates (x'=...) must be parenthesised |
|||
- ranges (x=1..3,5) no longer supported |
|||
- added conversion tool for old models (etc/scripts/prism3to4) |
|||
* New tool features: |
|||
- added symmetry reduction functionality |
|||
- steady-state/transient probability computation for DTMCs |
|||
- expanded cost/reward-property model checking support |
|||
- PRISM-to-html and PRISM-to-Latex conversion scripts |
|||
- efficiency improvements to precomputation algorithms |
|||
- BSCC export functionality (-exportbsccs switch) |
|||
- improvements to memory handling, especially in sparse/hybrid engines |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 3.2 (beta released 25/2/2008) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* Support for 64-bit architectures and Mac OS X v10.5 (Leopard) |
|||
|
|||
* Improvements to property specification language |
|||
- addition of F and G operators (eventually/globally) |
|||
- can now use labels/formulas from model file in properties files |
|||
|
|||
* Redesign of the simulator GUI, plus new features: |
|||
- ability to display accumulated time/rewards |
|||
- new "Configure view" dialog |
|||
- easier selection of next step (double click) |
|||
|
|||
* New graph plotting engine using JFreeChart |
|||
|
|||
* Other GUI improvements: |
|||
- new icon set and graphics |
|||
- font increase/decrease feature |
|||
- loading of partially correct property files |
|||
|
|||
* Further additional functionality: |
|||
- extra reward model checking algorithms for some engines |
|||
- prototype SBML-to-PRISM translator |
|||
- new -exportrows switch for matrix exports |
|||
- new options for -simpath switch |
|||
- new -extraddinfo switch for displaying extra (MT)BDD info |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 3.1.1 (released 5/4/2007) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* Minor bug fixes |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 3.1 (released 15/11/2006) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* New installer for Windows binary |
|||
* Models can now have multiple (named) reward structures |
|||
* New -simpath switch for command-line generation of random paths with simulator |
|||
* Minor PRISM language improvements: |
|||
- type keyword does not need to be first thing in model file |
|||
- doubles in exponential form (1.4e-9) and unary minus (-1) allowed |
|||
* PRISM settings file now used by command-line version too |
|||
* Small GUI improvements |
|||
* New option to disable steady-state detection for CTMC transient analysis |
|||
* Bug fixes |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 3.0 (released 6/7/2006) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* Discrete-event simulation engine added, providing: |
|||
- generation of approximate quantitative results via sampling |
|||
- debugging tool: manual model exploration and automatic trace generation |
|||
|
|||
* Support for costs and rewards: |
|||
- state-based and transition-based (impulse) costs/reward specification added to PRISM language |
|||
- verification (and simulation) of properties based on expected value of costs/rewards |
|||
(e.g. cumulated reward to reach state/time-bound, transient or steady-state reward value) |
|||
|
|||
* Overhaul of import/export functionality, including: |
|||
- export of transition matrix graph (Dot file) |
|||
- export of state/transition rewards |
|||
- export of property file labels and their satisfying states |
|||
- improved support for other export formats: Matlab, MRMC |
|||
- possibility to export to stdout/log instead of a file |
|||
- import of explicit model descriptions (from transition matrix and, optionally, state list) |
|||
|
|||
* GUI improvements, e.g.: |
|||
- additional graph plotting functionality |
|||
- XML-based import/export of graphs |
|||
- export of graphs to Matlab |
|||
|
|||
* Improved options management including saving of user settings |
|||
* Support for Mac OS X |
|||
* Easier compilation process |
|||
* Direct computation of transient probabilities |
|||
* Support for multiple initial states |
|||
* Improvements/additions to PRISM modelling/property languages |
|||
* Additional error checking on PRISM models |
|||
* Underlying data structure and efficiency improvements |
|||
* Bug fixes |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 2.1 (released 8/9/2004) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* Now possible to build/run PRISM on Windows |
|||
* Compilation/installation procedures slightly simplified |
|||
* Splash screen on load |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 2.0 (released 17/3/2004) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* Completely new graphical user interface, including: |
|||
- Text editor for PRISM language |
|||
- Automated results collection/graph plotting |
|||
|
|||
* Enhancements to PRISM language: |
|||
- Types (ints, doubles and booleans) and type checking added |
|||
- Probabilities/rates can now be expressions |
|||
- Variable ranges/initial values can now be expressions |
|||
- Constant/formula definitions can be expressions (including in terms of each other) |
|||
- Process algebra style definitions allowed for MDPs too (via "system" construct) |
|||
|
|||
* Enhancements to property specifications: |
|||
- Probability/time bounds in PCTL/CSL properties can now be expressions |
|||
- Use of constants now permitted: both those from the model and newly declared ones |
|||
- Added "init" keyword to PCTL/CSL (atomic proposition true only in initial state) |
|||
- Can define and reuse "labels" (atomic propositions) (like formulas in model files) |
|||
- Can write properties of the form "P=?[...]" which return the actual probability |
|||
|
|||
* Additional features: |
|||
- Automatic handling of multiple model checking computations, |
|||
e.g. check "P~p[true U<=k error]" for k=1..100 |
|||
- Added -exportstates switch, exports reachable states to text file |
|||
- Added -nobscc switch for optional bypass of BSCC computation |
|||
- Added explicit versions of export options (including first export option for MDPs) |
|||
- Export options can now be used in conjunction with each other and with model checking |
|||
- Added -version switch to display version |
|||
|
|||
* Efficiency improvements |
|||
- Improved heuristics for hybrid engine (sb/sbmax/gsl switches -> sbmax/sbl/gsmax/gsl) |
|||
- More efficient construction process for unstructured models |
|||
- General restructuring/improvements to model construction process implementation |
|||
|
|||
* Miscellaneous |
|||
- Various bug fixes |
|||
- Fairness (for MDP model checking) now OFF by default (used to be ON) |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 1.3.1 (released 20/2/2003) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* Bug fixes in model construction code |
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 1.3 (released 10/2/2003) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
* Steady-state probability computation improved to include strongly connected component (SCC) computation |
|||
* Extended support for CSL time-bounded until operator to include arbitrary intervals |
|||
* More flexible parallel composition options in the PRISM language (for DTMCs and CTMCs) |
|||
* Added option to import PEPA process algebra descriptions as models |
|||
* Improved range of numerical methods: (Backwards) Gauss-Seidel and (Backwards) SOR (plus variants for hybrid engine) |
|||
* Added -pctl/-csl switches to allow command line specification of properties |
|||
* Improved handling of deadlock states: can add self-loops to these states automatically (e.g. -fixdl switch) |
|||
* Steady-state probabilities are no longer automatically computed for CTMCs: use the -ss switch |
|||
* Addition of {} operator to PCTL/CSL formulas to support printing of probabilities |
|||
* Resolved problem with PRISM language syntax: updates must now be parenthesised |
|||
* Default value for maximum number of iterations reduced from 500,000 to (more sensible) 10,000 |
|||
* Added switches to control CUDD behaviour (-cuddmaxmem, -cuddepsilon) |
|||
* Additional example files |
|||
* Numerous bug fixlatest.htmles |
|||
* Now released under the GPL license |
|||
|
|||
|
|||
----------------------------------------------------------------------------- |
|||
Version 1.2 (released 17/9/2001) |
|||
----------------------------------------------------------------------------- |
|||
|
|||
First public release |
|||
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