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-rw-r--r--src/base/abci/abc.c1
-rw-r--r--src/base/abci/abcNpn.c28
2 files changed, 26 insertions, 3 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index afd2bcfe..7db89a44 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -6159,6 +6159,7 @@ usage:
Abc_Print( -2, "\t 4: Jake's hybrid semi-canonical form (high-effort)\n" );
Abc_Print( -2, "\t 5: new fast hybrid semi-canonical form\n" );
Abc_Print( -2, "\t 6: new phase canonical form\n" );
+ Abc_Print( -2, "\t 7: new hierarchical matching\n" );
Abc_Print( -2, "\t-N <num> : the number of support variables (binary files only) [default = unused]\n" );
Abc_Print( -2, "\t-d : toggle dumping resulting functions into a file [default = %s]\n", fDumpRes? "yes": "no" );
Abc_Print( -2, "\t-b : toggle dumping in binary format [default = %s]\n", fBinary? "yes": "no" );
diff --git a/src/base/abci/abcNpn.c b/src/base/abci/abcNpn.c
index 87a00651..e667a074 100644
--- a/src/base/abci/abcNpn.c
+++ b/src/base/abci/abcNpn.c
@@ -181,7 +181,7 @@ void Abc_TruthNpnPerform( Abc_TtStore_t * p, int NpnType, int fVerbose )
char pCanonPerm[16];
unsigned uCanonPhase=0;
abctime clk = Abc_Clock();
- int i;
+ int i, nClasses = -1;
char * pAlgoName = NULL;
if ( NpnType == 0 )
@@ -198,6 +198,8 @@ void Abc_TruthNpnPerform( Abc_TtStore_t * p, int NpnType, int fVerbose )
pAlgoName = "new hybrid fast ";
else if ( NpnType == 6 )
pAlgoName = "new phase flipping ";
+ else if ( NpnType == 7 )
+ pAlgoName = "new hier. matching ";
assert( p->nVars <= 16 );
if ( pAlgoName )
@@ -289,9 +291,29 @@ void Abc_TruthNpnPerform( Abc_TtStore_t * p, int NpnType, int fVerbose )
Extra_PrintHex( stdout, (unsigned *)p->pFuncs[i], p->nVars ), Abc_TruthNpnPrint(NULL, uCanonPhase, p->nVars), printf( "\n" );
}
}
+ else if ( NpnType == 7 )
+ {
+ extern unsigned Abc_TtCanonicizeHie( Abc_TtMan_t * p, word * pTruth, int nVars, char * pCanonPerm );
+ extern Abc_TtMan_t * Abc_TtManStart( int nVars );
+ extern void Abc_TtManStop( Abc_TtMan_t * p );
+ extern int Abc_TtManNumClasses( Abc_TtMan_t * p );
+
+ Abc_TtMan_t * pMan = Abc_TtManStart( p->nVars );
+ for ( i = 0; i < p->nFuncs; i++ )
+ {
+ if ( fVerbose )
+ printf( "%7d : ", i );
+ uCanonPhase = Abc_TtCanonicizeHie( pMan, p->pFuncs[i], p->nVars, pCanonPerm );
+ if ( fVerbose )
+// Extra_PrintHex( stdout, (unsigned *)p->pFuncs[i], p->nVars ), Abc_TruthNpnPrint(NULL, uCanonPhase, p->nVars), printf( "\n" );
+ printf( "\n" );
+ }
+ nClasses = Abc_TtManNumClasses( pMan );
+ Abc_TtManStop( pMan );
+ }
else assert( 0 );
clk = Abc_Clock() - clk;
- printf( "Classes =%9d ", Abc_TruthNpnCountUnique(p) );
+ printf( "Classes =%9d ", nClasses == -1 ? Abc_TruthNpnCountUnique(p) : nClasses );
Abc_PrintTime( 1, "Time", clk );
}
@@ -352,7 +374,7 @@ int Abc_NpnTest( char * pFileName, int NpnType, int nVarNum, int fDumpRes, int f
{
if ( fVerbose )
printf( "Using truth tables from file \"%s\"...\n", pFileName );
- if ( NpnType >= 0 && NpnType <= 6 )
+ if ( NpnType >= 0 && NpnType <= 7 )
Abc_TruthNpnTest( pFileName, NpnType, nVarNum, fDumpRes, fBinary, fVerbose );
else
printf( "Unknown canonical form value (%d).\n", NpnType );