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Yices 2 is the new default solver for yosys-smtbmc

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This commit is contained in:
Clifford Wolf 2017-05-27 12:04:43 +02:00
parent 7f871ec89a
commit a2c1dd3f91
5 changed files with 19 additions and 7 deletions
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18
docs/source/quickstart.rst
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@ -44,6 +44,18 @@ SymbiYosys
cd SymbiYosys cd SymbiYosys
sudo make install sudo make install
Yices 2
~~~~~~~
.. code-block:: text
git clone https://github.com/SRI-CSL/yices2.git yices2
cd yices2
autoconf
./configure
make -j$(nproc)
sudo make install
Z3 Z3
~~ ~~
@ -89,7 +101,6 @@ Other packages
Until I find the time to write install guides for the following packages, this Until I find the time to write install guides for the following packages, this
links must suffice: links must suffice:
* Yices2: http://yices.csl.sri.com/
* Boolector: http://fmv.jku.at/boolector/ * Boolector: http://fmv.jku.at/boolector/
* AIGER: http://fmv.jku.at/aiger/ * AIGER: http://fmv.jku.at/aiger/
@ -175,8 +186,9 @@ efficiently model memories. Since this example uses large memories, the
(``smtbmc boolector`` uses boolector as SMT solver. Note that boolector is (``smtbmc boolector`` uses boolector as SMT solver. Note that boolector is
only free-to-use for noncommercial purposes. Use ``smtbmc z3`` to use the only free-to-use for noncommercial purposes. Use ``smtbmc z3`` to use the
permissively licensed solver Z3 instead. Z3 is the default solver when no permissively licensed solver Z3, or use ``smtbmc yices`` to use the
argument is used with ``smtbmc``.) copyleft licensed solver Yices 2 intead. Yices 2 is the default solver when
no argument is used with ``smtbmc``.)
Exercise: The engine ``abc bmc3`` does not provide abstract memory models. Exercise: The engine ``abc bmc3`` does not provide abstract memory models.
Therefore SymbiYosys has to synthesize the memories in the example to FFs Therefore SymbiYosys has to synthesize the memories in the example to FFs

2
docs/source/reference.rst
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@ -40,7 +40,7 @@ options are:
| | | consistency. Values: ``on``, ``off``. Default: ``off`` | | | | consistency. Values: ``on``, ``off``. Default: ``off`` |
+-------------+------------+---------------------------------------------------------+ +-------------+------------+---------------------------------------------------------+
| ``aigsmt`` | All | Which SMT2 solver to use for converting AIGER witnesses | | ``aigsmt`` | All | Which SMT2 solver to use for converting AIGER witnesses |
| | | to counter example traces. Default: ``z3`` | | | | to counter example traces. Default: ``yices`` |
+-------------+------------+---------------------------------------------------------+ +-------------+------------+---------------------------------------------------------+
| ``smtc`` | ``bmc``, | Pass this ``.smtc`` file to the smtbmc engine. All | | ``smtc`` | ``bmc``, | Pass this ``.smtc`` file to the smtbmc engine. All |
| | ``prove``, | other engines are disabled when this option is used. | | | ``prove``, | other engines are disabled when this option is used. |

2
sbysrc/sby_mode_bmc.py
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@ -22,7 +22,7 @@ from sby_core import SbyTask
def run(job): def run(job):
job.handle_int_option("depth", 20) job.handle_int_option("depth", 20)
job.handle_int_option("append", 0) job.handle_int_option("append", 0)
job.handle_str_option("aigsmt", "z3") job.handle_str_option("aigsmt", "yices")
for engine_idx in range(len(job.engines)): for engine_idx in range(len(job.engines)):
engine = job.engines[engine_idx] engine = job.engines[engine_idx]

2
sbysrc/sby_mode_live.py
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@ -20,7 +20,7 @@ import re, os, getopt
from sby_core import SbyTask from sby_core import SbyTask
def run(job): def run(job):
job.handle_str_option("aigsmt", "z3") job.handle_str_option("aigsmt", "yices")
job.status = "UNKNOWN" job.status = "UNKNOWN"

2
sbysrc/sby_mode_prove.py
View file

@ -22,7 +22,7 @@ from sby_core import SbyTask
def run(job): def run(job):
job.handle_int_option("depth", 20) job.handle_int_option("depth", 20)
job.handle_int_option("append", 0) job.handle_int_option("append", 0)
job.handle_str_option("aigsmt", "z3") job.handle_str_option("aigsmt", "yices")
job.status = "UNKNOWN" job.status = "UNKNOWN"