btor engine: handle models with 0 properties

Merge pull request #87 from nakengelhardt/cover_trace_summary

Trace generation improvements

fix trace summary printing

call job.terminate at end of btor engine run to kill other engines in case of whoever-gets-there-first runs

start btorsim as soon as a witness is ready, print summary when multiple traces are produced

Add silent mode to SbyTask

Signed-off-by: Claire Wolf <claire@symbioticeda.com>

fix return code check in btor engine

Merge pull request #85 from nakengelhardt/new_btorsim

Note that the btor engine now requires changes not upstreamed to btor2tools yet, see btor2tools/pull/4

Update wolf_goat_cabbage.sv

Signed-off-by: Claire Wolf <claire@symbioticeda.com>

Merge pull request #86 from mattvenn/master

make wolf goat cabbage puzzle gender neutral

consistent naming and put person moving line at the top

Merge branch 'master' of https://github.com/YosysHQ/SymbiYosys

change order of statements and make gender neutral

Add task pattern matching, closes #76

Signed-off-by: Claire Wolf <claire@symbioticeda.com>

Add a status message when one or more tasks returned a non-zero return code, closes #78

Signed-off-by: Claire Wolf <claire@symbioticeda.com>

Add djb2hash example

Signed-off-by: Claire Wolf <claire@symbioticeda.com>

merge master

use info file for btorsim

Get rid of verific warning in abstraction example

Signed-off-by: Claire Wolf <claire@symbioticeda.com>

Fix typo

Signed-off-by: Claire Wolf <claire@symbioticeda.com>

Merge pull request #74 from mattvenn/master

add --init-config option

and another

fix formatting error

Merge pull request #73 from nakengelhardt/str_format

Use .format() instead of %

fix callback functions

add btor cover mode; use btorsim for vcd generation

Signed-off-by: N. Engelhardt <nak@symbioticeda.com>

remove stray braces

use argument for name of .sby and .sv files

add --init-config option

Use .format() instead of %

Signed-off-by: N. Engelhardt <nak@symbioticeda.com>

Fix primegen example

Signed-off-by: Claire Wolf <claire@symbioticeda.com>

Improve BTOR and AIG yosys scripts

Signed-off-by: Claire Wolf <clifford@clifford.at>

Merge pull request #70 from dh73/master

Fix typo in log message

Fix typo in log message

Add special handling for command not found errors

Signed-off-by: Claire Wolf <clifford@clifford.at>

Merge pull request #67 from mmicko/mmicko/windows_fix

Fix sby execution on Windows

Added sleep for non-posix, allow supported signals

Fix sby execution on Windows

Use lowercase for non-final smtbmc status, treat PREUNSAT as ERROR

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Fix YosysHQ links

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Merge pull request #55 from YosysHQ/q3k/fix-bash

sby_core: fix hardcoded /bin/bash path

sby_core: fix hardcoded /bin/bash path

Not all systems (eg. BSDs, NixOS) have a /bin/bash. The de-facto standard for maximum compatibility
these days is using /usr/bin/env bash.

Documentation update: Boolector is using the MIT license now

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Cleanup some command line option oddities

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Merge branch 'feature_file_paths' of https://github.com/gs-jgj/SymbiYosys into staging

Fix default argument for tasknames

Switch from getopt to argparse

Add docs/examples/abstract/.gitignore

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Fix quickstart demo to work with verific

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Merge pull request #49 from ZipCPU/verilog-doc

Updated Verilog documentation

Updated Verilog documentation

Add dumpfiles command line argument.

Signed-off-by: Jeppe Johansen <jgj@gomspace.com>

Add support for expanding environment variables.

Signed-off-by: Jeppe Johansen <jgj@gomspace.com>

Check if config contains any engines, fixes #38

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Fix re-run in same directory feature

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Merge pull request #42 from mithro/master

Adding some extra licensing information.

Adding license info to the top level README file too.

Adding top level COPYING file.

 * Enables github license detection.

Improve readability of boolector build instructions

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Minor improvements in docs/examples/abstract/abstr.sv

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Add docs/examples/abstract

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Add extra "setundef -anyseq" to aiger script

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Backward compatibility with Python 3.4 API

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Significantly improve management of child processes

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Improve logfile/output flushing

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Do not overwrite config.sby in reusedir mode

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Merge pull request #33 from cr1901/no-resource

Meaningful Windows Support

Annotate cmdline comment, summary string, and output XML with
OS-specific information.

Choose command separator for tasks based on OS.

Signed-off-by: William D. Jones <thor0505@comcast.net>

Merge pull request #35 from FelixVi/master

Update Boolector build instructions

Update Boolector build instructions

Rename ".stamp" file to "status"

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Merge branch 'master' into no-resource

Merge pull request #32 from cr1901/win-shell

Install launcher executable when running on Windows. Fixes #30.

Install launcher executable when running on Windows.

Signed-off-by: William D. Jones <thor0505@comcast.net>

Gate Unix-specific functionality from resources and fcntl.

Signed-off-by: William D. Jones <thor0505@comcast.net>

Improve rerun-in-existing-dir functionality

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Add support for (re-)running in existing workdir

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Add --dumptasks to documentation

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Improve sby file pycode/tasks handling

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Add --dumpcfg and --dumptasks

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Further improve BTOR cex handling

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Improve BTOR cex handling

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Also add install docs for btorsim

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Update boolector build instructions

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Fixes and improvements in BTOR engine

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Merge pull request #22 from YosysHQ/btor

Btor BMC engine

Working BTOR BMC engine

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Add btor engine

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Add "smtbmc ... -- ..." feature (for "raw" smtbmc options)

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Generate AIGERs with -I -B

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Improve bogus task tags detection

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Detect bogus task tags

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Add "skip" options (smtbmc only)

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Update docs

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Update README.md

Add "pour_853_4" puzzle to examples

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Fixed "counterexample trace:" log message for things like warmup failed

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Fixed bug in examples/quickstart/demo.sv

Signed-off-by: Clifford Wolf <clifford@clifford.at>

Use async2sync for "multiclock off" mode

Signed-off-by: Clifford Wolf <clifford@clifford.at>