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Commit 94d35a25 by Alan Mishchenko
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Variable timeframe abstraction.

parent f8e933c7
Showing with 86 additions and 16 deletions
abcexe.dsp
......@@ -42,7 +42,7 @@ RSC=rc.exe
# PROP Ignore_Export_Lib 0
# PROP Target_Dir ""
# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /c
# ADD CPP /nologo /MD /W3 /GX /O2 /I "C:/_projects/abc_niklas/" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /D ABC_DLL=ABC_DLLEXPORT /D "_CRT_SECURE_NO_DEPRECATE" /FR /YX /FD /c
# ADD CPP /nologo /MD /W3 /GX /O2 /I "C:/_projects/abc" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /D ABC_DLL=ABC_DLLEXPORT /D "_CRT_SECURE_NO_DEPRECATE" /FR /YX /FD /c
# ADD BASE RSC /l 0x409 /d "NDEBUG"
# ADD RSC /l 0x409 /d "NDEBUG"
BSC32=bscmake.exe
......@@ -66,7 +66,7 @@ LINK32=link.exe
# PROP Ignore_Export_Lib 0
# PROP Target_Dir ""
# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /YX /FD /GZ /c
# ADD CPP /nologo /MDd /W3 /Gm /GX /ZI /Od /I "C:/_projects/abc_niklas/" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /D ABC_DLL=ABC_DLLEXPORT /D "_CRT_SECURE_NO_DEPRECATE" /FR /YX /FD /GZ /c
# ADD CPP /nologo /MDd /W3 /Gm /GX /ZI /Od /I "C:/_projects/abc" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /D ABC_DLL=ABC_DLLEXPORT /D "_CRT_SECURE_NO_DEPRECATE" /FR /YX /FD /GZ /c
# ADD BASE RSC /l 0x409 /d "_DEBUG"
# ADD RSC /l 0x409 /d "_DEBUG"
BSC32=bscmake.exe
......
abclib.dsp
......@@ -41,7 +41,7 @@ RSC=rc.exe
# PROP Intermediate_Dir "ReleaseLib"
# PROP Target_Dir ""
# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_MBCS" /D "_LIB" /YX /FD /c
# ADD CPP /nologo /MD /W3 /GX /O2 /I "C:/_projects/abc_niklas/" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /D ABC_DLL=ABC_DLLEXPORT /D "_CRT_SECURE_NO_DEPRECATE" /FR /YX /FD /c
# ADD CPP /nologo /MD /W3 /GX /O2 /I "C:/_projects/abc" /D "WIN32" /D "NDEBUG" /D "_CONSOLE" /D "_MBCS" /D ABC_DLL=ABC_DLLEXPORT /D "_CRT_SECURE_NO_DEPRECATE" /FR /YX /FD /c
# ADD BASE RSC /l 0x409 /d "NDEBUG"
# ADD RSC /l 0x409 /d "NDEBUG"
BSC32=bscmake.exe
......@@ -64,7 +64,7 @@ LIB32=link.exe -lib
# PROP Intermediate_Dir "DebugLib"
# PROP Target_Dir ""
# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_MBCS" /D "_LIB" /YX /FD /GZ /c
# ADD CPP /nologo /MDd /W3 /Gm /GX /ZI /Od /I "C:/_projects/abc_niklas/" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /D ABC_DLL=ABC_DLLEXPORT /D "_CRT_SECURE_NO_DEPRECATE" /FR /YX /FD /GZ /c
# ADD CPP /nologo /MDd /W3 /Gm /GX /ZI /Od /I "C:/_projects/abc" /D "WIN32" /D "_DEBUG" /D "_CONSOLE" /D "_MBCS" /D ABC_DLL=ABC_DLLEXPORT /D "_CRT_SECURE_NO_DEPRECATE" /FR /YX /FD /GZ /c
# ADD BASE RSC /l 0x409 /d "_DEBUG"
# ADD RSC /l 0x409 /d "_DEBUG"
BSC32=bscmake.exe
......
src/base/abci/abc.c
......@@ -26404,7 +26404,7 @@ usage:
***********************************************************************/
int Abc_CommandAbc9Vta( Abc_Frame_t * pAbc, int argc, char ** argv )
{
Gia_ParVta_t Pars, Pars2, * pPars = &Pars;
Gia_ParVta_t Pars, * pPars = &Pars;
int c;
Gia_VtaSetDefaultParams( pPars );
Extra_UtilGetoptReset();
......@@ -26483,7 +26483,7 @@ int Abc_CommandAbc9Vta( Abc_Frame_t * pAbc, int argc, char ** argv )
Abc_Print( 1, "The network is more than one PO (run \"orpos\").\n" );
return 0;
}
if ( pPars->nFramesMax > 0 )
if ( pPars->nFramesMax < 0 )
{
Abc_Print( 1, "The number of starting frames should be a positive integer.\n" );
return 0;
......
src/sat/bsat/satSolver2.c
......@@ -141,7 +141,7 @@ static inline satset* clause_read (sat_solver2* s, cla h) { return (h & 1
static inline cla clause_handle (sat_solver2* s, satset* c) { return c->learnt ? (satset_handle(&s->learnts, c)<<1)|1: satset_handle(&s->clauses, c)<<1; }
static inline int clause_check (sat_solver2* s, satset* c) { return c->learnt ? satset_check(&s->learnts, c) : satset_check(&s->clauses, c); }
static inline int clause_proofid(sat_solver2* s, satset* c, int partA) { return c->learnt ? (veci_begin(&s->claProofs)[c->Id]<<2) | (partA<<1) : (satset_handle(&s->clauses, c)<<2) | (partA<<1) | 1; }
static inline int clause_is_used(sat_solver2* s, cla h) { return (h & 1) ? (h >> 1) < s->hLearntPivot : (h >> 1) < s->hClausePivot; }
static inline int clause_is_used(sat_solver2* s, cla h) { return (h & 1) ? ((h >> 1) < s->hLearntPivot) : ((h >> 1) < s->hClausePivot); }
//static inline int var_reason (sat_solver2* s, int v) { return (s->reasons[v]&1) ? 0 : s->reasons[v] >> 1; }
//static inline int lit_reason (sat_solver2* s, int l) { return (s->reasons[lit_var(l)&1]) ? 0 : s->reasons[lit_var(l)] >> 1; }
......@@ -150,8 +150,8 @@ static inline int clause_is_used(sat_solver2* s, cla h) { return (h & 1
static inline int var_reason (sat_solver2* s, int v) { return s->reasons[v]; }
static inline int lit_reason (sat_solver2* s, int l) { return s->reasons[lit_var(l)]; }
static inline satset* var_unit_clause(sat_solver2* s, int v) { return clause_read(s, s->units[v]); }
//static inline void var_set_unit_clause(sat_solver2* s, int v, cla i){ assert(v >= 0 && v < s->size && !s->units[v]); s->units[v] = i; s->nUnits++; }
static inline void var_set_unit_clause(sat_solver2* s, int v, cla i){ assert(v >= 0 && v < s->size); s->units[v] = i; s->nUnits++; }
static inline void var_set_unit_clause(sat_solver2* s, int v, cla i){ assert(v >= 0 && v < s->size && !s->units[v]); s->units[v] = i; s->nUnits++; }
//static inline void var_set_unit_clause(sat_solver2* s, int v, cla i){ assert(v >= 0 && v < s->size); s->units[v] = i; s->nUnits++; }
// these two only work after creating a clause before the solver is called
int clause_is_partA (sat_solver2* s, int h) { return clause_read(s, h)->partA; }
......@@ -501,8 +501,12 @@ static void solver2_canceluntil(sat_solver2* s, int level) {
for (c = s->qtail-1; c >= bound; c--)
{
x = lit_var(trail[c]);
var_set_value(s, x, varX);
s->reasons[x] = 0;
// if ( s->units[x] == 0 || var_level(s, x) > 0 )
{
var_set_value(s, x, varX);
s->units[x] = 0; // temporary?
}
if ( c < lastLev )
var_set_polar(s, x, !lit_sign(trail[c]));
}
......@@ -1551,7 +1555,7 @@ void sat_solver2_rollback( sat_solver2* s )
{
int i, k, j;
assert( s->hClausePivot >= 1 && s->hClausePivot <= veci_size(&s->clauses) );
assert( s->hLearntPivot >= 1 && s->hLearntPivot <= veci_size(&s->clauses) );
assert( s->hLearntPivot >= 1 && s->hLearntPivot <= veci_size(&s->learnts) );
assert( s->iVarPivot >= 0 && s->iVarPivot <= s->size );
veci_resize(&s->order, 0);
if ( s->hClausePivot > 1 || s->hLearntPivot > 1 )
......@@ -1581,18 +1585,24 @@ void sat_solver2_rollback( sat_solver2* s )
s->units[i] = 0;
}
// reset
if ( s->hClausePivot < veci_size(&s->clauses) )
{
satset* first = satset_read(&s->clauses, s->hClausePivot);
s->stats.clauses = first->Id;
veci_resize(&s->clauses, s->hClausePivot);
}
if ( s->hLearntPivot < veci_size(&s->learnts) )
{
satset* first = satset_read(&s->learnts, s->hLearntPivot);
veci_resize(&s->claActs, first->Id);
veci_resize(&s->claActs, first->Id+1);
if ( s->fProofLogging ) {
veci_resize(&s->claProofs, first->Id);
veci_resize(&s->claProofs, first->Id+1);
Sat_ProofReduce( s );
}
}
veci_resize(&s->clauses, s->hClausePivot);
s->stats.learnts = first->Id;
veci_resize(&s->learnts, s->hLearntPivot);
for ( i = s->iVarPivot; i < s->size*2; i++ )
}
for ( i = 2*s->iVarPivot; i < 2*s->size; i++ )
s->wlists[i].size = 0;
s->size = s->iVarPivot;
// initialize other vars
......@@ -1628,9 +1638,67 @@ void sat_solver2_rollback( sat_solver2* s )
s->stats.learnts = 0;
s->stats.learnts_literals = 0;
s->stats.tot_literals = 0;
// initialize clause pointers
s->hClausePivot = 1;
s->hLearntPivot = 1;
s->hLearntLast = -1; // the last learnt clause
}
}
// find the clause in the watcher lists
int sat_solver2_find_clause( sat_solver2* s, int Hand, int fVerbose )
{
int i, k, Found = 0;
if ( Hand >= s->clauses.size )
return 1;
for ( i = 0; i < s->size*2; i++ )
{
cla* pArray = veci_begin(&s->wlists[i]);
for ( k = 0; k < veci_size(&s->wlists[i]); k++ )
if ( (pArray[k] >> 1) == Hand )
{
if ( fVerbose )
printf( "Clause found in list %d.\n", k );
Found = 1;
break;
}
}
if ( Found == 0 )
{
if ( fVerbose )
printf( "Clause with hand %d is not found.\n", Hand );
}
return Found;
}
// verify that all clauses are satisfied
void sat_solver2_verify( sat_solver2* s )
{
satset * c;
int i, k, v, Counter = 0;
satset_foreach_entry( &s->clauses, c, i, 1 )
{
for ( k = 0; k < (int)c->nEnts; k++ )
{
v = lit_var(c->pEnts[k]);
if ( sat_solver2_var_value(s, v) ^ lit_sign(c->pEnts[k]) )
break;
}
if ( k == (int)c->nEnts )
{
printf( "Clause %d is not satisfied. ", c->Id );
satset_print( c );
sat_solver2_find_clause( s, satset_handle(&s->clauses, c), 1 );
Counter++;
}
}
if ( Counter == 0 )
printf( "Verification passed.\n" );
else
printf( "Verification failed!\n" );
}
int sat_solver2_solve(sat_solver2* s, lit* begin, lit* end, ABC_INT64_T nConfLimit, ABC_INT64_T nInsLimit, ABC_INT64_T nConfLimitGlobal, ABC_INT64_T nInsLimitGlobal)
{
int restart_iter = 0;
......@@ -1798,6 +1866,8 @@ int sat_solver2_solve(sat_solver2* s, lit* begin, lit* end, ABC_INT64_T nConfLim
printf("==============================================================================\n");
solver2_canceluntil(s,0);
if ( status == l_True )
sat_solver2_verify( s );
return status;
}
......
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