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Adding specialized flop ordering before generalization in 'pdr'.

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This commit is contained in:
Alan Mishchenko
2017-02-06 00:54:18 -08:00
parent 89e8e50069
commit aed9a87282
3 changed files with 38 additions and 3 deletions
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src/base/abci/abc.c
+6 -2
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@@ -26008,7 +26008,7 @@ int Abc_CommandPdr( Abc_Frame_t * pAbc, int argc, char ** argv )
int c;
Pdr_ManSetDefaultParams( pPars );
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "MFCDRTHGSaxrmuysipdegoncvwzh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "MFCDRTHGSaxrmuyfsipdegoncvwzh" ) ) != EOF )
{
switch ( c )
{
@@ -26129,6 +26129,9 @@ int Abc_CommandPdr( Abc_Frame_t * pAbc, int argc, char ** argv )
case 'y':
pPars->fFlopPrio ^= 1;
break;
case 'f':
pPars->fFlopOrder ^= 1;
break;
case 's':
pPars->fShortest ^= 1;
break;
@@ -26197,7 +26200,7 @@ int Abc_CommandPdr( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
usage:
Abc_Print( -2, "usage: pdr [-MFCDRTHGS <num>] [-axrmuysipdegoncvwzh]\n" );
Abc_Print( -2, "usage: pdr [-MFCDRTHGS <num>] [-axrmuyfsipdegoncvwzh]\n" );
Abc_Print( -2, "\t model checking using property directed reachability (aka IC3)\n" );
Abc_Print( -2, "\t pioneered by Aaron R. Bradley (http://theory.stanford.edu/~arbrad/)\n" );
Abc_Print( -2, "\t with improvements by Niklas Een (http://een.se/niklas/)\n" );
@@ -26216,6 +26219,7 @@ usage:
Abc_Print( -2, "\t-m : toggle using monolythic CNF computation [default = %s]\n", pPars->fMonoCnf? "yes": "no" );
Abc_Print( -2, "\t-u : toggle updated X-valued simulation [default = %s]\n", pPars->fNewXSim? "yes": "no" );
Abc_Print( -2, "\t-y : toggle using structural flop priorities [default = %s]\n", pPars->fFlopPrio? "yes": "no" );
Abc_Print( -2, "\t-f : toggle ordering flops by cost before generalization [default = %s]\n", pPars->fFlopOrder? "yes": "no" );
Abc_Print( -2, "\t-s : toggle creating only shortest counter-examples [default = %s]\n", pPars->fShortest? "yes": "no" );
Abc_Print( -2, "\t-i : toggle clause pushing from an intermediate timeframe [default = %s]\n", pPars->fShiftStart? "yes": "no" );
Abc_Print( -2, "\t-p : toggle reusing proof-obligations in the last timeframe [default = %s]\n", pPars->fReuseProofOblig? "yes": "no" );