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authorAlan Mishchenko <alanmi@berkeley.edu>2007-09-01 08:01:00 -0700
committerAlan Mishchenko <alanmi@berkeley.edu>2007-09-01 08:01:00 -0700
commitb2470dd3da962026fd874e13c2cf78c10099fe68 (patch)
tree1f05e75c3017afc746283ecdcef83808fec75d2a
parent9f5ef0d6184ef9c73591250ef00b18edfd99885b (diff)
downloadabc-b2470dd3da962026fd874e13c2cf78c10099fe68.tar.gz
abc-b2470dd3da962026fd874e13c2cf78c10099fe68.tar.bz2
abc-b2470dd3da962026fd874e13c2cf78c10099fe68.zip
Version abc70901
Diffstat
-rw-r--r--abc.dsp6
-rw-r--r--src/aig/aig/aig.h6
-rw-r--r--src/aig/aig/aigPart.c149
-rw-r--r--src/aig/fra/fraPart.c4
-rw-r--r--src/base/abc/abc.h1
-rw-r--r--src/base/abc/abcNtk.c55
-rw-r--r--src/base/abci/abc.c3
-rw-r--r--src/base/abci/abcFraig.c115
-rw-r--r--src/base/abci/abcMiter.c2
-rw-r--r--src/base/abci/abcPart.c712
-rw-r--r--src/base/abci/abcVerify.c30
-rw-r--r--src/base/main/main.h4
-rw-r--r--src/base/main/mainFrame.c9
-rw-r--r--src/base/main/mainInt.h3
-rw-r--r--src/opt/lpk/lpkAbcDec.c (renamed from src/opt/lpk/lpkAbcCore.c)26
-rw-r--r--src/opt/lpk/lpkAbcDsd.c6
-rw-r--r--src/opt/lpk/lpkAbcMux.c6
-rw-r--r--src/opt/lpk/lpkAbcUtil.c (renamed from src/opt/lpk/lpkAbcFun.c)4
-rw-r--r--src/opt/lpk/lpkCore.c2
-rw-r--r--src/opt/lpk/lpkInt.h61
-rw-r--r--src/opt/lpk/module.make4
21 files changed, 791 insertions, 417 deletions
diff --git a/abc.dsp b/abc.dsp
index a38cb10f..21710e9d 100644
--- a/abc.dsp
+++ b/abc.dsp
@@ -1542,7 +1542,7 @@ SOURCE=.\src\opt\lpk\lpk.h
# End Source File
# Begin Source File
-SOURCE=.\src\opt\lpk\lpkAbcCore.c
+SOURCE=.\src\opt\lpk\lpkAbcDec.c
# End Source File
# Begin Source File
@@ -1550,11 +1550,11 @@ SOURCE=.\src\opt\lpk\lpkAbcDsd.c
# End Source File
# Begin Source File
-SOURCE=.\src\opt\lpk\lpkAbcFun.c
+SOURCE=.\src\opt\lpk\lpkAbcMux.c
# End Source File
# Begin Source File
-SOURCE=.\src\opt\lpk\lpkAbcMux.c
+SOURCE=.\src\opt\lpk\lpkAbcUtil.c
# End Source File
# Begin Source File
diff --git a/src/aig/aig/aig.h b/src/aig/aig/aig.h
index a6428e65..3a617117 100644
--- a/src/aig/aig/aig.h
+++ b/src/aig/aig/aig.h
@@ -425,9 +425,9 @@ extern void Aig_ObjOrderInsert( Aig_Man_t * p, int ObjId );
extern void Aig_ObjOrderRemove( Aig_Man_t * p, int ObjId );
extern void Aig_ObjOrderAdvance( Aig_Man_t * p );
/*=== aigPart.c =========================================================*/
-extern Vec_Vec_t * Aig_ManSupports( Aig_Man_t * pMan );
-extern Vec_Vec_t * Aig_ManPartitionSmart( Aig_Man_t * p, int nPartSizeLimit, int fVerbose, Vec_Vec_t ** pvPartSupps );
-extern Vec_Vec_t * Aig_ManPartitionNaive( Aig_Man_t * p, int nPartSize );
+extern Vec_Ptr_t * Aig_ManSupports( Aig_Man_t * pMan );
+extern Vec_Ptr_t * Aig_ManPartitionSmart( Aig_Man_t * p, int nPartSizeLimit, int fVerbose, Vec_Ptr_t ** pvPartSupps );
+extern Vec_Ptr_t * Aig_ManPartitionNaive( Aig_Man_t * p, int nPartSize );
/*=== aigRepr.c =========================================================*/
extern void Aig_ManReprStart( Aig_Man_t * p, int nIdMax );
extern void Aig_ManReprStop( Aig_Man_t * p );
diff --git a/src/aig/aig/aigPart.c b/src/aig/aig/aigPart.c
index d230f0d9..08cf9975 100644
--- a/src/aig/aig/aigPart.c
+++ b/src/aig/aig/aigPart.c
@@ -264,18 +264,23 @@ Vec_Int_t * Part_ManTransferEntry( Part_One_t * p )
SeeAlso []
***********************************************************************/
-Vec_Vec_t * Aig_ManSupports( Aig_Man_t * pMan )
+Vec_Ptr_t * Aig_ManSupports( Aig_Man_t * pMan )
{
- Vec_Vec_t * vSupps;
+ Vec_Ptr_t * vSupports;
Vec_Int_t * vSupp;
Part_Man_t * p;
Part_One_t * pPart0, * pPart1;
Aig_Obj_t * pObj;
- int i, iIns = 0, iOut = 0;
+ int i;
+ // set the number of PIs/POs
+ Aig_ManForEachPi( pMan, pObj, i )
+ pObj->pNext = (Aig_Obj_t *)i;
+ Aig_ManForEachPo( pMan, pObj, i )
+ pObj->pNext = (Aig_Obj_t *)i;
// start the support computation manager
p = Part_ManStart( 1 << 20, 1 << 6 );
// consider objects in the topological order
- vSupps = Vec_VecAlloc( Aig_ManPoNum(pMan) );
+ vSupports = Vec_PtrAlloc( Aig_ManPoNum(pMan) );
Aig_ManCleanData(pMan);
Aig_ManForEachObj( pMan, pObj, i )
{
@@ -296,8 +301,8 @@ Vec_Vec_t * Aig_ManSupports( Aig_Man_t * pMan )
{
pPart0 = Aig_ObjFanin0(pObj)->pData;
vSupp = Part_ManTransferEntry(pPart0);
- Vec_IntPush( vSupp, iOut++ );
- Vec_PtrPush( (Vec_Ptr_t *)vSupps, vSupp );
+ Vec_IntPush( vSupp, (int)pObj->pNext );
+ Vec_PtrPush( vSupports, vSupp );
assert( pPart0->nRefs > 0 );
if ( --pPart0->nRefs == 0 )
Part_ManRecycleEntry( p, pPart0 );
@@ -308,7 +313,7 @@ Vec_Vec_t * Aig_ManSupports( Aig_Man_t * pMan )
if ( pObj->nRefs )
{
pPart0 = Part_ManFetchEntry( p, 1, pObj->nRefs );
- pPart0->pOuts[ pPart0->nOuts++ ] = iIns++;
+ pPart0->pOuts[ pPart0->nOuts++ ] = (int)pObj->pNext;
pObj->pData = pPart0;
}
continue;
@@ -324,13 +329,18 @@ Vec_Vec_t * Aig_ManSupports( Aig_Man_t * pMan )
//printf( "Memory usage = %d Mb.\n", Vec_PtrSize(p->vMemory) * p->nChunkSize / (1<<20) );
Part_ManStop( p );
// sort supports by size
- Vec_VecSort( vSupps, 1 );
+ Vec_VecSort( (Vec_Vec_t *)vSupports, 1 );
+ // clear the number of PIs/POs
+ Aig_ManForEachPi( pMan, pObj, i )
+ pObj->pNext = NULL;
+ Aig_ManForEachPo( pMan, pObj, i )
+ pObj->pNext = NULL;
/*
Aig_ManForEachPo( pMan, pObj, i )
- printf( "%d ", Vec_IntSize( (Vec_Int_t *)Vec_VecEntry(vSupps, i) ) );
+ printf( "%d ", Vec_IntSize( (Vec_Int_t *)Vec_VecEntry(vSupports, i) ) );
printf( "\n" );
*/
- return vSupps;
+ return vSupports;
}
/**Function*************************************************************
@@ -344,16 +354,17 @@ Vec_Vec_t * Aig_ManSupports( Aig_Man_t * pMan )
SeeAlso []
***********************************************************************/
-char * Aig_ManSuppCharStart( Vec_Int_t * vOne, int nPis )
+unsigned * Aig_ManSuppCharStart( Vec_Int_t * vOne, int nPis )
{
- char * pBuffer;
+ unsigned * pBuffer;
int i, Entry;
- pBuffer = ALLOC( char, nPis );
- memset( pBuffer, 0, sizeof(char) * nPis );
+ int nWords = Aig_BitWordNum(nPis);
+ pBuffer = ALLOC( unsigned, nWords );
+ memset( pBuffer, 0, sizeof(unsigned) * nWords );
Vec_IntForEachEntry( vOne, Entry, i )
{
assert( Entry < nPis );
- pBuffer[Entry] = 1;
+ Aig_InfoSetBit( pBuffer, Entry );
}
return pBuffer;
}
@@ -369,13 +380,13 @@ char * Aig_ManSuppCharStart( Vec_Int_t * vOne, int nPis )
SeeAlso []
***********************************************************************/
-void Aig_ManSuppCharAdd( char * pBuffer, Vec_Int_t * vOne, int nPis )
+void Aig_ManSuppCharAdd( unsigned * pBuffer, Vec_Int_t * vOne, int nPis )
{
int i, Entry;
Vec_IntForEachEntry( vOne, Entry, i )
{
assert( Entry < nPis );
- pBuffer[Entry] = 1;
+ Aig_InfoSetBit( pBuffer, Entry );
}
}
@@ -390,11 +401,11 @@ void Aig_ManSuppCharAdd( char * pBuffer, Vec_Int_t * vOne, int nPis )
SeeAlso []
***********************************************************************/
-int Aig_ManSuppCharCommon( char * pBuffer, Vec_Int_t * vOne )
+int Aig_ManSuppCharCommon( unsigned * pBuffer, Vec_Int_t * vOne )
{
int i, Entry, nCommon = 0;
Vec_IntForEachEntry( vOne, Entry, i )
- nCommon += pBuffer[Entry];
+ nCommon += Aig_InfoHasBit(pBuffer, Entry);
return nCommon;
}
@@ -409,24 +420,27 @@ int Aig_ManSuppCharCommon( char * pBuffer, Vec_Int_t * vOne )
SeeAlso []
***********************************************************************/
-int Aig_ManPartitionSmartFindPart( Vec_Ptr_t * vPartSuppsAll, Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsChar, int nPartSizeLimit, Vec_Int_t * vOne )
+int Aig_ManPartitionSmartFindPart( Vec_Ptr_t * vPartSuppsAll, Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsBit, int nSuppSizeLimit, Vec_Int_t * vOne )
{
- Vec_Int_t * vPartSupp, * vPart;
+ Vec_Int_t * vPartSupp;//, * vPart;
int Attract, Repulse, Value, ValueBest;
int i, nCommon, iBest;
iBest = -1;
ValueBest = 0;
Vec_PtrForEachEntry( vPartSuppsAll, vPartSupp, i )
{
- vPart = Vec_PtrEntry( vPartsAll, i );
- if ( nPartSizeLimit > 0 && Vec_IntSize(vPart) >= nPartSizeLimit )
- continue;
+// vPart = Vec_PtrEntry( vPartsAll, i );
+// if ( nSuppSizeLimit > 0 && Vec_IntSize(vPart) >= nSuppSizeLimit )
+// continue;
// nCommon = Vec_IntTwoCountCommon( vPartSupp, vOne );
- nCommon = Aig_ManSuppCharCommon( Vec_PtrEntry(vPartSuppsChar, i), vOne );
+ nCommon = Aig_ManSuppCharCommon( Vec_PtrEntry(vPartSuppsBit, i), vOne );
if ( nCommon == 0 )
continue;
if ( nCommon == Vec_IntSize(vOne) )
return i;
+ // skip partitions whose size exceeds the limit
+ if ( nSuppSizeLimit > 0 && Vec_IntSize(vPartSupp) >= 2 * nSuppSizeLimit )
+ continue;
Attract = 1000 * nCommon / Vec_IntSize(vOne);
if ( Vec_IntSize(vPartSupp) < 100 )
Repulse = 1;
@@ -484,20 +498,20 @@ void Aig_ManPartitionPrint( Aig_Man_t * p, Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vP
SeeAlso []
***********************************************************************/
-void Aig_ManPartitionCompact( Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsAll, int nPartSizeLimit )
+void Aig_ManPartitionCompact( Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsAll, int nSuppSizeLimit )
{
Vec_Int_t * vOne, * vPart, * vPartSupp, * vTemp;
int i, iPart;
- if ( nPartSizeLimit == 0 )
- nPartSizeLimit = 200;
+ if ( nSuppSizeLimit == 0 )
+ nSuppSizeLimit = 200;
// pack smaller partitions into larger blocks
iPart = 0;
vPart = vPartSupp = NULL;
Vec_PtrForEachEntry( vPartSuppsAll, vOne, i )
{
- if ( Vec_IntSize(vOne) < nPartSizeLimit )
+ if ( Vec_IntSize(vOne) < nSuppSizeLimit )
{
if ( vPartSupp == NULL )
{
@@ -513,7 +527,7 @@ void Aig_ManPartitionCompact( Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsAll,
Vec_IntFree( vTemp );
Vec_IntFree( Vec_PtrEntry(vPartsAll, i) );
}
- if ( Vec_IntSize(vPartSupp) < nPartSizeLimit )
+ if ( Vec_IntSize(vPartSupp) < nSuppSizeLimit )
continue;
}
else
@@ -556,34 +570,33 @@ void Aig_ManPartitionCompact( Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsAll,
SeeAlso []
***********************************************************************/
-Vec_Vec_t * Aig_ManPartitionSmart( Aig_Man_t * p, int nPartSizeLimit, int fVerbose, Vec_Vec_t ** pvPartSupps )
+Vec_Ptr_t * Aig_ManPartitionSmart( Aig_Man_t * p, int nSuppSizeLimit, int fVerbose, Vec_Ptr_t ** pvPartSupps )
{
- Vec_Ptr_t * vPartSuppsChar;
- Vec_Ptr_t * vSupps, * vPartsAll, * vPartsAll2, * vPartSuppsAll;//, * vPartPtr;
+ Vec_Ptr_t * vPartSuppsBit;
+ Vec_Ptr_t * vSupports, * vPartsAll, * vPartsAll2, * vPartSuppsAll;//, * vPartPtr;
Vec_Int_t * vOne, * vPart, * vPartSupp, * vTemp;
int i, iPart, iOut, clk;
// compute the supports for all outputs
clk = clock();
- vSupps = (Vec_Ptr_t *)Aig_ManSupports( p );
+ vSupports = Aig_ManSupports( p );
if ( fVerbose )
{
PRT( "Supps", clock() - clk );
}
// start char-based support representation
- vPartSuppsChar = Vec_PtrAlloc( 1000 );
+ vPartSuppsBit = Vec_PtrAlloc( 1000 );
// create partitions
clk = clock();
vPartsAll = Vec_PtrAlloc( 256 );
vPartSuppsAll = Vec_PtrAlloc( 256 );
- Vec_PtrForEachEntry( vSupps, vOne, i )
+ Vec_PtrForEachEntry( vSupports, vOne, i )
{
// get the output number
iOut = Vec_IntPop(vOne);
// find closely matching part
- iPart = Aig_ManPartitionSmartFindPart( vPartSuppsAll, vPartsAll, vPartSuppsChar, nPartSizeLimit, vOne );
-//printf( "%4d->%4d ", i, iPart );
+ iPart = Aig_ManPartitionSmartFindPart( vPartSuppsAll, vPartsAll, vPartSuppsBit, nSuppSizeLimit, vOne );
if ( iPart == -1 )
{
// create new partition
@@ -595,7 +608,7 @@ clk = clock();
Vec_PtrPush( vPartsAll, vPart );
Vec_PtrPush( vPartSuppsAll, vPartSupp );
- Vec_PtrPush( vPartSuppsChar, Aig_ManSuppCharStart(vOne, Aig_ManPiNum(p)) );
+ Vec_PtrPush( vPartSuppsBit, Aig_ManSuppCharStart(vOne, Aig_ManPiNum(p)) );
}
else
{
@@ -609,14 +622,14 @@ clk = clock();
// reinsert new support
Vec_PtrWriteEntry( vPartSuppsAll, iPart, vPartSupp );
- Aig_ManSuppCharAdd( Vec_PtrEntry(vPartSuppsChar, iPart), vOne, Aig_ManPiNum(p) );
+ Aig_ManSuppCharAdd( Vec_PtrEntry(vPartSuppsBit, iPart), vOne, Aig_ManPiNum(p) );
}
}
// stop char-based support representation
- Vec_PtrForEachEntry( vPartSuppsChar, vTemp, i )
+ Vec_PtrForEachEntry( vPartSuppsBit, vTemp, i )
free( vTemp );
- Vec_PtrFree( vPartSuppsChar );
+ Vec_PtrFree( vPartSuppsBit );
//printf( "\n" );
if ( fVerbose )
@@ -640,7 +653,7 @@ clk = clock();
// compact small partitions
// Aig_ManPartitionPrint( p, vPartsAll, vPartSuppsAll );
- Aig_ManPartitionCompact( vPartsAll, vPartSuppsAll, nPartSizeLimit );
+ Aig_ManPartitionCompact( vPartsAll, vPartSuppsAll, nSuppSizeLimit );
if ( fVerbose )
// Aig_ManPartitionPrint( p, vPartsAll, vPartSuppsAll );
printf( "Created %d partitions.\n", Vec_PtrSize(vPartsAll) );
@@ -651,11 +664,11 @@ if ( fVerbose )
}
// cleanup
- Vec_VecFree( (Vec_Vec_t *)vSupps );
+ Vec_VecFree( (Vec_Vec_t *)vSupports );
if ( pvPartSupps == NULL )
Vec_VecFree( (Vec_Vec_t *)vPartSuppsAll );
else
- *pvPartSupps = (Vec_Vec_t *)vPartSuppsAll;
+ *pvPartSupps = vPartSuppsAll;
/*
// converts from intergers to nodes
Vec_PtrForEachEntry( vPartsAll, vPart, iPart )
@@ -667,7 +680,7 @@ if ( fVerbose )
Vec_PtrWriteEntry( vPartsAll, iPart, vPartPtr );
}
*/
- return (Vec_Vec_t *)vPartsAll;
+ return vPartsAll;
}
/**Function*************************************************************
@@ -681,15 +694,15 @@ if ( fVerbose )
SeeAlso []
***********************************************************************/
-Vec_Vec_t * Aig_ManPartitionNaive( Aig_Man_t * p, int nPartSize )
+Vec_Ptr_t * Aig_ManPartitionNaive( Aig_Man_t * p, int nPartSize )
{
- Vec_Vec_t * vParts;
+ Vec_Ptr_t * vParts;
Aig_Obj_t * pObj;
int nParts, i;
nParts = (Aig_ManPoNum(p) / nPartSize) + ((Aig_ManPoNum(p) % nPartSize) > 0);
- vParts = Vec_VecStart( nParts );
+ vParts = (Vec_Ptr_t *)Vec_VecStart( nParts );
Aig_ManForEachPo( p, pObj, i )
- Vec_VecPush( vParts, i / nPartSize, pObj );
+ Vec_IntPush( Vec_PtrEntry(vParts, i / nPartSize), i );
return vParts;
}
@@ -787,18 +800,18 @@ Vec_Ptr_t * Aig_ManMiterPartitioned( Aig_Man_t * p1, Aig_Man_t * p2, int nPartSi
Aig_Man_t * pNew;
Aig_Obj_t * pMiter;
Vec_Ptr_t * vMiters, * vNodes1, * vNodes2;
- Vec_Vec_t * vParts, * vPartSupps;
+ Vec_Ptr_t * vParts, * vPartSupps;
Vec_Int_t * vPart, * vPartSupp;
int i, k;
// partition the first manager
vParts = Aig_ManPartitionSmart( p1, nPartSize, 0, &vPartSupps );
// derive miters
- vMiters = Vec_PtrAlloc( Vec_VecSize(vParts) );
- for ( i = 0; i < Vec_VecSize(vParts); i++ )
+ vMiters = Vec_PtrAlloc( Vec_PtrSize(vParts) );
+ for ( i = 0; i < Vec_PtrSize(vParts); i++ )
{
// get partitions and their support
- vPart = Vec_PtrEntry( (Vec_Ptr_t *)vParts, i );
- vPartSupp = Vec_PtrEntry( (Vec_Ptr_t *)vPartSupps, i );
+ vPart = Vec_PtrEntry( vParts, i );
+ vPartSupp = Vec_PtrEntry( vPartSupps, i );
// create the new miter
pNew = Aig_ManStart( 1000 );
// create the PIs
@@ -815,8 +828,8 @@ Vec_Ptr_t * Aig_ManMiterPartitioned( Aig_Man_t * p1, Aig_Man_t * p2, int nPartSi
Aig_ManCleanup( pNew );
Vec_PtrPush( vMiters, pNew );
}
- Vec_VecFree( vParts );
- Vec_VecFree( vPartSupps );
+ Vec_VecFree( (Vec_Vec_t *)vParts );
+ Vec_VecFree( (Vec_Vec_t *)vPartSupps );
return vMiters;
}
@@ -837,7 +850,7 @@ Aig_Man_t * Aig_ManChoicePartitioned( Vec_Ptr_t * vAigs, int nPartSize )
Aig_Man_t * pChoice, * pNew, * pAig, * p;
Aig_Obj_t * pObj;
Vec_Ptr_t * vMiters, * vNodes;
- Vec_Vec_t * vParts, * vPartSupps;
+ Vec_Ptr_t * vParts, * vPartSupps;
Vec_Int_t * vPart, * vPartSupp;
int i, k, m;
@@ -847,12 +860,12 @@ Aig_Man_t * Aig_ManChoicePartitioned( Vec_Ptr_t * vAigs, int nPartSize )
vParts = Aig_ManPartitionSmart( pAig, nPartSize, 0, &vPartSupps );
// derive the AIG partitions
- vMiters = Vec_PtrAlloc( Vec_VecSize(vParts) );
- for ( i = 0; i < Vec_VecSize(vParts); i++ )
+ vMiters = Vec_PtrAlloc( Vec_PtrSize(vParts) );
+ for ( i = 0; i < Vec_PtrSize(vParts); i++ )
{
// get partitions and their support
- vPart = Vec_PtrEntry( (Vec_Ptr_t *)vParts, i );
- vPartSupp = Vec_PtrEntry( (Vec_Ptr_t *)vPartSupps, i );
+ vPart = Vec_PtrEntry( vParts, i );
+ vPartSupp = Vec_PtrEntry( vPartSupps, i );
// create the new miter
pNew = Aig_ManStart( 1000 );
// create the PIs
@@ -884,13 +897,13 @@ Aig_Man_t * Aig_ManChoicePartitioned( Vec_Ptr_t * vAigs, int nPartSize )
Vec_PtrForEachEntry( vMiters, p, i )
{
// get partitions and their support
- vPart = Vec_PtrEntry( (Vec_Ptr_t *)vParts, i );
- vPartSupp = Vec_PtrEntry( (Vec_Ptr_t *)vPartSupps, i );
+ vPart = Vec_PtrEntry( vParts, i );
+ vPartSupp = Vec_PtrEntry( vPartSupps, i );
// copy the component
vNodes = Aig_ManDupPart( pNew, p, vPart, vPartSupp, 1 );
- assert( Vec_PtrSize(vNodes) == Vec_VecSize(vParts) * Vec_PtrSize(vAigs) );
+ assert( Vec_PtrSize(vNodes) == Vec_PtrSize(vParts) * Vec_PtrSize(vAigs) );
// create choice node
- for ( k = 0; k < Vec_VecSize(vParts); k++ )
+ for ( k = 0; k < Vec_PtrSize(vParts); k++ )
{
for ( m = 0; m < Vec_PtrSize(vAigs); m++ )
{
@@ -901,8 +914,8 @@ Aig_Man_t * Aig_ManChoicePartitioned( Vec_Ptr_t * vAigs, int nPartSize )
}
Vec_PtrFree( vNodes );
}
- Vec_VecFree( vParts );
- Vec_VecFree( vPartSupps );
+ Vec_VecFree( (Vec_Vec_t *)vParts );
+ Vec_VecFree( (Vec_Vec_t *)vPartSupps );
// trasfer representatives
Aig_ManReprStart( pNew, Aig_ManObjIdMax(pNew)+1 );
diff --git a/src/aig/fra/fraPart.c b/src/aig/fra/fraPart.c
index 6e593694..23b6dd1d 100644
--- a/src/aig/fra/fraPart.c
+++ b/src/aig/fra/fraPart.c
@@ -58,7 +58,7 @@ void Fra_ManPartitionTest( Aig_Man_t * p, int nComLim )
// compute supports
clk = clock();
- vSupps = Aig_ManSupports( p );
+ vSupps = (Vec_Vec_t *)Aig_ManSupports( p );
PRT( "Supports", clock() - clk );
// remove last entry
Aig_ManForEachPo( p, pObj, i )
@@ -192,7 +192,7 @@ void Fra_ManPartitionTest2( Aig_Man_t * p )
// compute supports
clk = clock();
- vSupps = Aig_ManSupports( p );
+ vSupps = (Vec_Vec_t *)Aig_ManSupports( p );
PRT( "Supports", clock() - clk );
// remove last entry
Aig_ManForEachPo( p, pObj, i )
diff --git a/src/base/abc/abc.h b/src/base/abc/abc.h
index 42820550..bca3f33a 100644
--- a/src/base/abc/abc.h
+++ b/src/base/abc/abc.h
@@ -729,6 +729,7 @@ extern void Abc_NtkFinalizeRead( Abc_Ntk_t * pNtk );
extern Abc_Ntk_t * Abc_NtkDup( Abc_Ntk_t * pNtk );
extern Abc_Ntk_t * Abc_NtkCreateCone( Abc_Ntk_t * pNtk, Abc_Obj_t * pNode, char * pNodeName, int fUseAllCis );
extern Abc_Ntk_t * Abc_NtkCreateConeArray( Abc_Ntk_t * pNtk, Vec_Ptr_t * vRoots, int fUseAllCis );
+extern void Abc_NtkAppendToCone( Abc_Ntk_t * pNtkNew, Abc_Ntk_t * pNtk, Vec_Ptr_t * vRoots );
extern Abc_Ntk_t * Abc_NtkCreateMffc( Abc_Ntk_t * pNtk, Abc_Obj_t * pNode, char * pNodeName );
extern Abc_Ntk_t * Abc_NtkCreateTarget( Abc_Ntk_t * pNtk, Vec_Ptr_t * vRoots, Vec_Int_t * vValues );
extern Abc_Ntk_t * Abc_NtkCreateFromNode( Abc_Ntk_t * pNtk, Abc_Obj_t * pNode );
diff --git a/src/base/abc/abcNtk.c b/src/base/abc/abcNtk.c
index 00d8911b..cd87c05e 100644
--- a/src/base/abc/abcNtk.c
+++ b/src/base/abc/abcNtk.c
@@ -623,7 +623,7 @@ Abc_Ntk_t * Abc_NtkCreateConeArray( Abc_Ntk_t * pNtk, Vec_Ptr_t * vRoots, int fU
}
Vec_PtrFree( vNodes );
- // add the PO corresponding to the nodes
+ // add the POs corresponding to the root nodes
Vec_PtrForEachEntry( vRoots, pObj, i )
{
// create the PO node
@@ -644,6 +644,59 @@ Abc_Ntk_t * Abc_NtkCreateConeArray( Abc_Ntk_t * pNtk, Vec_Ptr_t * vRoots, int fU
/**Function*************************************************************
+ Synopsis [Adds new nodes to the cone.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Abc_NtkAppendToCone( Abc_Ntk_t * pNtkNew, Abc_Ntk_t * pNtk, Vec_Ptr_t * vRoots )
+{
+ Vec_Ptr_t * vNodes;
+ Abc_Obj_t * pObj;
+ int i, iNodeId;
+
+ assert( Abc_NtkIsStrash(pNtkNew) );
+ assert( Abc_NtkIsStrash(pNtk) );
+
+ // collect the nodes in the TFI of the output (mark the TFI)
+ vNodes = Abc_NtkDfsNodes( pNtk, (Abc_Obj_t **)Vec_PtrArray(vRoots), Vec_PtrSize(vRoots) );
+
+ // establish connection between the constant nodes
+ Abc_AigConst1(pNtk)->pCopy = Abc_AigConst1(pNtkNew);
+
+ // create the PIs
+ Abc_NtkForEachCi( pNtk, pObj, i )
+ {
+ // skip CIs that are not used
+ if ( !Abc_NodeIsTravIdCurrent(pObj) )
+ continue;
+ // find the corresponding CI in the new network
+ iNodeId = Nm_ManFindIdByNameTwoTypes( pNtkNew->pManName, Abc_ObjName(pObj), ABC_OBJ_PI, ABC_OBJ_BO );
+ if ( iNodeId == -1 )
+ {
+ pObj->pCopy = Abc_NtkCreatePi(pNtkNew);
+ Abc_ObjAssignName( pObj->pCopy, Abc_ObjName(pObj), NULL );
+ }
+ else
+ pObj->pCopy = Abc_NtkObj( pNtkNew, iNodeId );
+ }
+
+ // copy the nodes
+ Vec_PtrForEachEntry( vNodes, pObj, i )
+ pObj->pCopy = Abc_AigAnd( pNtkNew->pManFunc, Abc_ObjChild0Copy(pObj), Abc_ObjChild1Copy(pObj) );
+ Vec_PtrFree( vNodes );
+
+ // do not add the COs
+ if ( !Abc_NtkCheck( pNtkNew ) )
+ fprintf( stdout, "Abc_NtkAppendToCone(): Network check has failed.\n" );
+}
+
+/**Function*************************************************************
+
Synopsis [Creates the network composed of MFFC of one node.]
Description []
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index f740ee18..571aa02c 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -2977,6 +2977,9 @@ int Abc_CommandLutpack( Abc_Frame_t * pAbc, int argc, char ** argv )
pOut = Abc_FrameReadOut(pAbc);
pErr = Abc_FrameReadErr(pAbc);
+ printf("This command will be available soon\n");
+ return 0;
+
// set defaults
memset( pPars, 0, sizeof(Lpk_Par_t) );
pPars->nLutsMax = 4; // (N) the maximum number of LUTs in the structure
diff --git a/src/base/abci/abcFraig.c b/src/base/abci/abcFraig.c
index fa6771b3..64cb2b38 100644
--- a/src/base/abci/abcFraig.c
+++ b/src/base/abci/abcFraig.c
@@ -648,46 +648,32 @@ Abc_Obj_t * Abc_NodeFraigTrust( Abc_Ntk_t * pNtkNew, Abc_Obj_t * pNode )
SeeAlso []
***********************************************************************/
-int Abc_NtkFraigStore( Abc_Ntk_t * pNtk )
+int Abc_NtkFraigStore( Abc_Ntk_t * pNtkAdd )
{
- Abc_Ntk_t * pStore;
- int nAndsOld;
-
- if ( !Abc_NtkIsLogic(pNtk) && !Abc_NtkIsStrash(pNtk) )
+ Vec_Ptr_t * vStore;
+ Abc_Ntk_t * pNtk;
+ // create the network to be stored
+ pNtk = Abc_NtkStrash( pNtkAdd, 0, 0, 0 );
+ if ( pNtk == NULL )
{
- printf( "The netlist need to be converted into a logic network before adding it to storage.\n" );
+ printf( "Abc_NtkFraigStore: Initial strashing has failed.\n" );
return 0;
}
-
// get the network currently stored
- pStore = Abc_FrameReadNtkStore();
- if ( pStore == NULL )
+ vStore = Abc_FrameReadStore();
+ if ( Vec_PtrSize(vStore) > 0 )
{
- // start the stored network
- pStore = Abc_NtkStrash( pNtk, 0, 0, 0 );
- if ( pStore == NULL )
+ // check that the networks have the same PIs
+ // reorder PIs of pNtk2 according to pNtk1
+ if ( !Abc_NtkCompareSignals( pNtk, Vec_PtrEntry(vStore, 0), 1, 1 ) )
{
- printf( "Abc_NtkFraigStore: Initial strashing has failed.\n" );
- return 0;
+ printf( "Trying to store the network with different primary inputs.\n" );
+ printf( "The previously stored networks are deleted and this one is added.\n" );
+ Abc_NtkFraigStoreClean();
}
- // save the parameters
- Abc_FrameSetNtkStore( pStore );
- Abc_FrameSetNtkStoreSize( 1 );
- nAndsOld = 0;
}
- else
- {
- // add the new network to storage
- nAndsOld = Abc_NtkNodeNum( pStore );
- if ( !Abc_NtkAppend( pStore, pNtk, 0 ) )
- {
- printf( "The current network cannot be appended to the stored network.\n" );
- return 0;
- }
- // set the number of networks stored
- Abc_FrameSetNtkStoreSize( Abc_FrameReadNtkStoreSize() + 1 );
- }
- printf( "The number of AIG nodes added to storage = %5d.\n", Abc_NtkNodeNum(pStore) - nAndsOld );
+ Vec_PtrPush( vStore, pNtk );
+ printf( "The number of AIG nodes added to storage = %5d.\n", Abc_NtkNodeNum(pNtk) );
return 1;
}
@@ -704,54 +690,48 @@ int Abc_NtkFraigStore( Abc_Ntk_t * pNtk )
***********************************************************************/
Abc_Ntk_t * Abc_NtkFraigRestore()
{
- extern Abc_Ntk_t * Abc_NtkFraigPartitioned( Abc_Ntk_t * pNtk, void * pParams );
-
+ extern Abc_Ntk_t * Abc_NtkFraigPartitioned( Vec_Ptr_t * vStore, void * pParams );
Fraig_Params_t Params;
- Abc_Ntk_t * pStore, * pFraig;
+ Vec_Ptr_t * vStore;
+ Abc_Ntk_t * pNtk, * pFraig;
int nWords1, nWords2, nWordsMin;
int clk = clock();
// get the stored network
- pStore = Abc_FrameReadNtkStore();
- Abc_FrameSetNtkStore( NULL );
- if ( pStore == NULL )
+ vStore = Abc_FrameReadStore();
+ if ( Vec_PtrSize(vStore) == 0 )
{
printf( "There are no network currently in storage.\n" );
return NULL;
}
- printf( "Currently stored %d networks with %d nodes will be fraiged.\n",
- Abc_FrameReadNtkStoreSize(), Abc_NtkNodeNum(pStore) );
+ printf( "Currently stored %d networks will be fraiged.\n", Vec_PtrSize(vStore) );
+ pNtk = Vec_PtrEntry( vStore, 0 );
// to determine the number of simulation patterns
// use the following strategy
// at least 64 words (32 words random and 32 words dynamic)
// no more than 256M for one circuit (128M + 128M)
nWords1 = 32;
- nWords2 = (1<<27) / (Abc_NtkNodeNum(pStore) + Abc_NtkCiNum(pStore));
+ nWords2 = (1<<27) / (Abc_NtkNodeNum(pNtk) + Abc_NtkCiNum(pNtk));
nWordsMin = ABC_MIN( nWords1, nWords2 );
// set parameters for fraiging
Fraig_ParamsSetDefault( &Params );
- Params.nPatsRand = nWordsMin * 32; // the number of words of random simulation info
- Params.nPatsDyna = nWordsMin * 32; // the number of words of dynamic simulation info
- Params.nBTLimit = 999999; // the max number of backtracks to perform
- Params.fFuncRed = 1; // performs only one level hashing
- Params.fFeedBack = 1; // enables solver feedback
- Params.fDist1Pats = 1; // enables distance-1 patterns
- Params.fDoSparse = 1; // performs equiv tests for sparse functions
- Params.fChoicing = 1; // enables recording structural choices
- Params.fTryProve = 0; // tries to solve the final miter
- Params.fVerbose = 0; // the verbosiness flag
-
-// Fraig_ManReportChoices( p );
- // transform it into FRAIG
-// pFraig = Abc_NtkFraig( pStore, &Params, 1, 0 );
- pFraig = Abc_NtkFraigPartitioned( pStore, &Params );
-
-PRT( "Total fraiging time", clock() - clk );
- if ( pFraig == NULL )
- return NULL;
- Abc_NtkDelete( pStore );
+ Params.nPatsRand = nWordsMin * 32; // the number of words of random simulation info
+ Params.nPatsDyna = nWordsMin * 32; // the number of words of dynamic simulation info
+ Params.nBTLimit = 1000; // the max number of backtracks to perform
+ Params.fFuncRed = 1; // performs only one level hashing
+ Params.fFeedBack = 1; // enables solver feedback
+ Params.fDist1Pats = 1; // enables distance-1 patterns
+ Params.fDoSparse = 1; // performs equiv tests for sparse functions
+ Params.fChoicing = 1; // enables recording structural choices
+ Params.fTryProve = 0; // tries to solve the final miter
+ Params.fVerbose = 0; // the verbosiness flag
+
+ // perform partitioned computation of structural choices
+ pFraig = Abc_NtkFraigPartitioned( vStore, &Params );
+ Abc_NtkFraigStoreClean();
+PRT( "Total choicing time", clock() - clk );
return pFraig;
}
@@ -768,12 +748,13 @@ PRT( "Total fraiging time", clock() - clk );
***********************************************************************/
void Abc_NtkFraigStoreClean()
{
- Abc_Ntk_t * pStore;
- // get the stored network
- pStore = Abc_FrameReadNtkStore();
- if ( pStore )
- Abc_NtkDelete( pStore );
- Abc_FrameSetNtkStore( NULL );
+ Vec_Ptr_t * vStore;
+ Abc_Ntk_t * pNtk;
+ int i;
+ vStore = Abc_FrameReadStore();
+ Vec_PtrForEachEntry( vStore, pNtk, i )
+ Abc_NtkDelete( pNtk );
+ Vec_PtrClear( vStore );
}
/**Function*************************************************************
@@ -794,7 +775,7 @@ void Abc_NtkFraigStoreCheck( Abc_Ntk_t * pFraig )
int i, k;
// check that the PO functions are correct
nPoFinal = Abc_NtkPoNum(pFraig);
- nStored = Abc_FrameReadNtkStoreSize();
+ nStored = Abc_FrameReadStoreSize();
assert( nPoFinal % nStored == 0 );
nPoOrig = nPoFinal / nStored;
for ( i = 0; i < nPoOrig; i++ )
diff --git a/src/base/abci/abcMiter.c b/src/base/abci/abcMiter.c
index 5dc63750..adda6653 100644
--- a/src/base/abci/abcMiter.c
+++ b/src/base/abci/abcMiter.c
@@ -314,7 +314,7 @@ void Abc_NtkMiterFinalize( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, Abc_Ntk_t * pNt
Abc_ObjAddFanin( pNode, pMiter );
// assign the name to the node
if ( nPartSize == 1 )
- sprintf( Buffer, "%s", Abc_ObjName(Abc_NtkPo(pNtk1,i)) );
+ sprintf( Buffer, "%s", Abc_ObjName(Abc_NtkCo(pNtk1,i)) );
else
sprintf( Buffer, "%d", i );
Abc_ObjAssignName( pNode, "miter_", Buffer );
diff --git a/src/base/abci/abcPart.c b/src/base/abci/abcPart.c
index 23e9d28d..85c4e918 100644
--- a/src/base/abci/abcPart.c
+++ b/src/base/abci/abcPart.c
@@ -24,13 +24,238 @@
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
+typedef struct Supp_Man_t_ Supp_Man_t;
+struct Supp_Man_t_
+{
+ int nChunkSize; // the size of one chunk of memory (~1 Mb)
+ int nStepSize; // the step size in saving memory (~64 bytes)
+ char * pFreeBuf; // the pointer to free memory
+ int nFreeSize; // the size of remaining free memory
+ Vec_Ptr_t * vMemory; // the memory allocated
+ Vec_Ptr_t * vFree; // the vector of free pieces of memory
+};
+
+typedef struct Supp_One_t_ Supp_One_t;
+struct Supp_One_t_
+{
+ int nRefs; // the number of references
+ int nOuts; // the number of outputs
+ int nOutsAlloc; // the array size
+ int pOuts[0]; // the array of outputs
+};
+
+static inline int Supp_SizeType( int nSize, int nStepSize ) { return nSize / nStepSize + ((nSize % nStepSize) > 0); }
+static inline char * Supp_OneNext( char * pPart ) { return *((char **)pPart); }
+static inline void Supp_OneSetNext( char * pPart, char * pNext ) { *((char **)pPart) = pNext; }
+
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
- Synopsis [Prepare supports.]
+ Synopsis [Start the memory manager.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Supp_Man_t * Supp_ManStart( int nChunkSize, int nStepSize )
+{
+ Supp_Man_t * p;
+ p = ALLOC( Supp_Man_t, 1 );
+ memset( p, 0, sizeof(Supp_Man_t) );
+ p->nChunkSize = nChunkSize;
+ p->nStepSize = nStepSize;
+ p->vMemory = Vec_PtrAlloc( 1000 );
+ p->vFree = Vec_PtrAlloc( 1000 );
+ return p;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Stops the memory manager.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Supp_ManStop( Supp_Man_t * p )
+{
+ void * pMemory;
+ int i;
+ Vec_PtrForEachEntry( p->vMemory, pMemory, i )
+ free( pMemory );
+ Vec_PtrFree( p->vMemory );
+ Vec_PtrFree( p->vFree );
+ free( p );
+}
+
+/**Function*************************************************************
+
+ Synopsis [Fetches the memory entry of the given size.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+char * Supp_ManFetch( Supp_Man_t * p, int nSize )
+{
+ int Type, nSizeReal;
+ char * pMemory;
+ assert( nSize > 0 );
+ Type = Supp_SizeType( nSize, p->nStepSize );
+ Vec_PtrFillExtra( p->vFree, Type + 1, NULL );
+ if ( pMemory = Vec_PtrEntry( p->vFree, Type ) )
+ {
+ Vec_PtrWriteEntry( p->vFree, Type, Supp_OneNext(pMemory) );
+ return pMemory;
+ }
+ nSizeReal = p->nStepSize * Type;
+ if ( p->nFreeSize < nSizeReal )
+ {
+ p->pFreeBuf = ALLOC( char, p->nChunkSize );
+ p->nFreeSize = p->nChunkSize;
+ Vec_PtrPush( p->vMemory, p->pFreeBuf );
+ }
+ assert( p->nFreeSize >= nSizeReal );
+ pMemory = p->pFreeBuf;
+ p->pFreeBuf += nSizeReal;
+ p->nFreeSize -= nSizeReal;
+ return pMemory;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Recycles the memory entry of the given size.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Supp_ManRecycle( Supp_Man_t * p, char * pMemory, int nSize )
+{
+ int Type;
+ Type = Supp_SizeType( nSize, p->nStepSize );
+ Vec_PtrFillExtra( p->vFree, Type + 1, NULL );
+ Supp_OneSetNext( pMemory, Vec_PtrEntry(p->vFree, Type) );
+ Vec_PtrWriteEntry( p->vFree, Type, pMemory );
+}
+
+/**Function*************************************************************
+
+ Synopsis [Fetches the memory entry of the given size.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+static inline Supp_One_t * Supp_ManFetchEntry( Supp_Man_t * p, int nWords, int nRefs )
+{
+ Supp_One_t * pPart;
+ pPart = (Supp_One_t *)Supp_ManFetch( p, sizeof(Supp_One_t) + sizeof(int) * nWords );
+ pPart->nRefs = nRefs;
+ pPart->nOuts = 0;
+ pPart->nOutsAlloc = nWords;
+ return pPart;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Recycles the memory entry of the given size.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+static inline void Supp_ManRecycleEntry( Supp_Man_t * p, Supp_One_t * pEntry )
+{
+ assert( pEntry->nOuts <= pEntry->nOutsAlloc );
+ assert( pEntry->nOuts >= pEntry->nOutsAlloc/2 );
+ Supp_ManRecycle( p, (char *)pEntry, sizeof(Supp_One_t) + sizeof(int) * pEntry->nOutsAlloc );
+}
+
+/**Function*************************************************************
+
+ Synopsis [Merges two entries.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Supp_One_t * Supp_ManMergeEntry( Supp_Man_t * pMan, Supp_One_t * p1, Supp_One_t * p2, int nRefs )
+{
+ Supp_One_t * p = Supp_ManFetchEntry( pMan, p1->nOuts + p2->nOuts, nRefs );
+ int * pBeg1 = p1->pOuts;
+ int * pBeg2 = p2->pOuts;
+ int * pBeg = p->pOuts;
+ int * pEnd1 = p1->pOuts + p1->nOuts;
+ int * pEnd2 = p2->pOuts + p2->nOuts;
+ while ( pBeg1 < pEnd1 && pBeg2 < pEnd2 )
+ {
+ if ( *pBeg1 == *pBeg2 )
+ *pBeg++ = *pBeg1++, pBeg2++;
+ else if ( *pBeg1 < *pBeg2 )
+ *pBeg++ = *pBeg1++;
+ else
+ *pBeg++ = *pBeg2++;
+ }
+ while ( pBeg1 < pEnd1 )
+ *pBeg++ = *pBeg1++;
+ while ( pBeg2 < pEnd2 )
+ *pBeg++ = *pBeg2++;
+ p->nOuts = pBeg - p->pOuts;
+ assert( p->nOuts <= p->nOutsAlloc );
+ assert( p->nOuts >= p1->nOuts );
+ assert( p->nOuts >= p2->nOuts );
+ return p;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Tranfers the entry.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Vec_Int_t * Supp_ManTransferEntry( Supp_One_t * p )
+{
+ Vec_Int_t * vSupp;
+ int i;
+ vSupp = Vec_IntAlloc( p->nOuts );
+ for ( i = 0; i < p->nOuts; i++ )
+ Vec_IntPush( vSupp, p->pOuts[i] );
+ return vSupp;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Computes supports of the POs in the multi-output AIG.]
Description []
@@ -39,7 +264,152 @@
SeeAlso []
***********************************************************************/
-Vec_Ptr_t * Abc_NtkPartitionCollectSupps( Abc_Ntk_t * pNtk )
+Vec_Ptr_t * Abc_NtkDfsNatural( Abc_Ntk_t * pNtk )
+{
+ Vec_Ptr_t * vNodes;
+ Abc_Obj_t * pObj, * pNext;
+ int i, k;
+ assert( Abc_NtkIsStrash(pNtk) );
+ vNodes = Vec_PtrAlloc( Abc_NtkObjNum(pNtk) );
+ Abc_NtkIncrementTravId( pNtk );
+ // add the constant-1 nodes
+ pObj = Abc_AigConst1(pNtk);
+ Abc_NodeSetTravIdCurrent( pObj );
+ Vec_PtrPush( vNodes, pObj );
+ // add the CIs/nodes/COs in the topological order
+ Abc_NtkForEachNode( pNtk, pObj, i )
+ {
+ // check the fanins and add CIs
+ Abc_ObjForEachFanin( pObj, pNext, k )
+ if ( Abc_ObjIsCi(pNext) && !Abc_NodeIsTravIdCurrent(pNext) )
+ {
+ Abc_NodeSetTravIdCurrent( pNext );
+ Vec_PtrPush( vNodes, pNext );
+ }
+ // add the node
+ Vec_PtrPush( vNodes, pObj );
+ // check the fanouts and add COs
+ Abc_ObjForEachFanout( pObj, pNext, k )
+ if ( Abc_ObjIsCo(pNext) && !Abc_NodeIsTravIdCurrent(pNext) )
+ {
+ Abc_NodeSetTravIdCurrent( pNext );
+ Vec_PtrPush( vNodes, pNext );
+ }
+ }
+ return vNodes;
+}
+
+/**Function*************************************************************
+
+ Synopsis [Computes supports of the POs.]
+
+ Description [Returns the ptr-vector of int-vectors.]
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Vec_Ptr_t * Abc_NtkComputeSupportsSmart( Abc_Ntk_t * pNtk )
+{
+ Vec_Ptr_t * vSupports;
+ Vec_Ptr_t * vNodes;
+ Vec_Int_t * vSupp;
+ Supp_Man_t * p;
+ Supp_One_t * pPart0, * pPart1;
+ Abc_Obj_t * pObj;
+ int i;
+ // set the number of PIs/POs
+ Abc_NtkForEachCi( pNtk, pObj, i )
+ pObj->pNext = (Abc_Obj_t *)i;
+ Abc_NtkForEachCo( pNtk, pObj, i )
+ pObj->pNext = (Abc_Obj_t *)i;
+ // start the support computation manager
+ p = Supp_ManStart( 1 << 20, 1 << 6 );
+ // consider objects in the topological order
+ vSupports = Vec_PtrAlloc( Abc_NtkCoNum(pNtk) );
+ Abc_NtkCleanCopy(pNtk);
+ // order the nodes so that the PIs and POs follow naturally
+ vNodes = Abc_NtkDfsNatural( pNtk );
+ Vec_PtrForEachEntry( vNodes, pObj, i )
+ {
+ if ( Abc_ObjIsNode(pObj) )
+ {
+ pPart0 = (Supp_One_t *)Abc_ObjFanin0(pObj)->pCopy;
+ pPart1 = (Supp_One_t *)Abc_ObjFanin1(pObj)->pCopy;
+ pObj->pCopy = (Abc_Obj_t *)Supp_ManMergeEntry( p, pPart0, pPart1, Abc_ObjFanoutNum(pObj) );
+ assert( pPart0->nRefs > 0 );
+ if ( --pPart0->nRefs == 0 )
+ Supp_ManRecycleEntry( p, pPart0 );
+ assert( pPart1->nRefs > 0 );
+ if ( --pPart1->nRefs == 0 )
+ Supp_ManRecycleEntry( p, pPart1 );
+ continue;
+ }
+ if ( Abc_ObjIsCo(pObj) )
+ {
+ pPart0 = (Supp_One_t *)Abc_ObjFanin0(pObj)->pCopy;
+ // only save the CO if it is non-trivial
+ if ( Abc_ObjIsNode(Abc_ObjFanin0(pObj)) )
+ {
+ vSupp = Supp_ManTransferEntry(pPart0);
+ Vec_IntPush( vSupp, (int)pObj->pNext );
+ Vec_PtrPush( vSupports, vSupp );
+ }
+ assert( pPart0->nRefs > 0 );
+ if ( --pPart0->nRefs == 0 )
+ Supp_ManRecycleEntry( p, pPart0 );
+ continue;
+ }
+ if ( Abc_ObjIsCi(pObj) )
+ {
+ if ( Abc_ObjFanoutNum(pObj) )
+ {
+ pPart0 = (Supp_One_t *)Supp_ManFetchEntry( p, 1, Abc_ObjFanoutNum(pObj) );
+ pPart0->pOuts[ pPart0->nOuts++ ] = (int)pObj->pNext;
+ pObj->pCopy = (Abc_Obj_t *)pPart0;
+ }
+ continue;
+ }
+ if ( pObj == Abc_AigConst1(pNtk) )
+ {
+ if ( Abc_ObjFanoutNum(pObj) )
+ pObj->pCopy = (Abc_Obj_t *)Supp_ManFetchEntry( p, 0, Abc_ObjFanoutNum(pObj) );
+ continue;
+ }
+ assert( 0 );
+ }
+ Vec_PtrFree( vNodes );
+//printf( "Memory usage = %d Mb.\n", Vec_PtrSize(p->vMemory) * p->nChunkSize / (1<<20) );
+ Supp_ManStop( p );
+ // sort supports by size
+ Vec_VecSort( (Vec_Vec_t *)vSupports, 1 );
+ // clear the number of PIs/POs
+ Abc_NtkForEachCi( pNtk, pObj, i )
+ pObj->pNext = NULL;
+ Abc_NtkForEachCo( pNtk, pObj, i )
+ pObj->pNext = NULL;
+/*
+ Vec_PtrForEachEntry( vSupports, vSupp, i )
+ printf( "%d ", Vec_IntSize(vSupp) );
+ printf( "\n" );
+*/
+ return vSupports;
+}
+
+
+/**Function*************************************************************
+
+ Synopsis [Computes supports of the POs using naive method.]
+
+ Description [Returns the ptr-vector of int-vectors.]
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+Vec_Ptr_t * Abc_NtkComputeSupportsNaive( Abc_Ntk_t * pNtk )
{
Vec_Ptr_t * vSupp, * vSupports;
Vec_Int_t * vSuppI;
@@ -47,29 +417,39 @@ Vec_Ptr_t * Abc_NtkPartitionCollectSupps( Abc_Ntk_t * pNtk )
int i, k;
// set the PI numbers
Abc_NtkForEachCi( pNtk, pObj, i )
- pObj->pCopy = (void *)i;
- // save hte CI numbers
+ pObj->pNext = (void *)i;
+ // save the CI numbers
vSupports = Vec_PtrAlloc( Abc_NtkCoNum(pNtk) );
Abc_NtkForEachCo( pNtk, pObj, i )
{
+ if ( !Abc_ObjIsNode(Abc_ObjFanin0(pObj)) )
+ continue;
vSupp = Abc_NtkNodeSupport( pNtk, &pObj, 1 );
vSuppI = (Vec_Int_t *)vSupp;
Vec_PtrForEachEntry( vSupp, pTemp, k )
- Vec_IntWriteEntry( vSuppI, k, (int)pTemp->pCopy );
+ Vec_IntWriteEntry( vSuppI, k, (int)pTemp->pNext );
Vec_IntSort( vSuppI, 0 );
// append the number of this output
Vec_IntPush( vSuppI, i );
// save the support in the vector
Vec_PtrPush( vSupports, vSuppI );
}
+ // clean the CI numbers
+ Abc_NtkForEachCi( pNtk, pObj, i )
+ pObj->pNext = NULL;
// sort supports by size
Vec_VecSort( (Vec_Vec_t *)vSupports, 1 );
+/*
+ Vec_PtrForEachEntry( vSupports, vSuppI, i )
+ printf( "%d ", Vec_IntSize(vSuppI) );
+ printf( "\n" );
+*/
return vSupports;
}
/**Function*************************************************************
- Synopsis [Start char-bases support representation.]
+ Synopsis [Start bitwise support representation.]
Description []
@@ -78,23 +458,24 @@ Vec_Ptr_t * Abc_NtkPartitionCollectSupps( Abc_Ntk_t * pNtk )
SeeAlso []
***********************************************************************/
-char * Abc_NtkSuppCharStart( Vec_Int_t * vOne, int nPis )
+unsigned * Abc_NtkSuppCharStart( Vec_Int_t * vOne, int nPis )
{
- char * pBuffer;
+ unsigned * pBuffer;
int i, Entry;
- pBuffer = ALLOC( char, nPis );
- memset( pBuffer, 0, sizeof(char) * nPis );
+ int nWords = Abc_BitWordNum(nPis);
+ pBuffer = ALLOC( unsigned, nWords );
+ memset( pBuffer, 0, sizeof(unsigned) * nWords );
Vec_IntForEachEntry( vOne, Entry, i )
{
assert( Entry < nPis );
- pBuffer[Entry] = 1;
+ Abc_InfoSetBit( pBuffer, Entry );
}
return pBuffer;
}
/**Function*************************************************************
- Synopsis [Add to char-bases support representation.]
+ Synopsis [Add to bitwise support representation.]
Description []
@@ -103,19 +484,19 @@ char * Abc_NtkSuppCharStart( Vec_Int_t * vOne, int nPis )
SeeAlso []
***********************************************************************/
-void Abc_NtkSuppCharAdd( char * pBuffer, Vec_Int_t * vOne, int nPis )
+void Abc_NtkSuppCharAdd( unsigned * pBuffer, Vec_Int_t * vOne, int nPis )
{
int i, Entry;
Vec_IntForEachEntry( vOne, Entry, i )
{
assert( Entry < nPis );
- pBuffer[Entry] = 1;
+ Abc_InfoSetBit( pBuffer, Entry );
}
}
/**Function*************************************************************
- Synopsis [Find the common variables using char-bases support representation.]
+ Synopsis [Find the common variables using bitwise support representation.]
Description []
@@ -124,11 +505,11 @@ void Abc_NtkSuppCharAdd( char * pBuffer, Vec_Int_t * vOne, int nPis )
SeeAlso []
***********************************************************************/
-int Abc_NtkSuppCharCommon( char * pBuffer, Vec_Int_t * vOne )
+int Abc_NtkSuppCharCommon( unsigned * pBuffer, Vec_Int_t * vOne )
{
int i, Entry, nCommon = 0;
Vec_IntForEachEntry( vOne, Entry, i )
- nCommon += pBuffer[Entry];
+ nCommon += Abc_InfoHasBit(pBuffer, Entry);
return nCommon;
}
@@ -143,7 +524,7 @@ int Abc_NtkSuppCharCommon( char * pBuffer, Vec_Int_t * vOne )
SeeAlso []
***********************************************************************/
-int Abc_NtkPartitionSmartFindPart( Vec_Ptr_t * vPartSuppsAll, Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsChar, int nPartSizeLimit, Vec_Int_t * vOne )
+int Abc_NtkPartitionSmartFindPart( Vec_Ptr_t * vPartSuppsAll, Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsChar, int nSuppSizeLimit, Vec_Int_t * vOne )
{
/*
Vec_Int_t * vPartSupp, * vPart;
@@ -178,7 +559,7 @@ int Abc_NtkPartitionSmartFindPart( Vec_Ptr_t * vPartSuppsAll, Vec_Ptr_t * vParts
return iBest;
*/
- Vec_Int_t * vPartSupp, * vPart;
+ Vec_Int_t * vPartSupp;//, * vPart;
int Attract, Repulse, Value, ValueBest;
int i, nCommon, iBest;
// int nCommon2;
@@ -186,16 +567,24 @@ int Abc_NtkPartitionSmartFindPart( Vec_Ptr_t * vPartSuppsAll, Vec_Ptr_t * vParts
ValueBest = 0;
Vec_PtrForEachEntry( vPartSuppsAll, vPartSupp, i )
{
- vPart = Vec_PtrEntry( vPartsAll, i );
- if ( nPartSizeLimit > 0 && Vec_IntSize(vPart) >= nPartSizeLimit )
- continue;
+ // skip partitions with too many outputs
+// vPart = Vec_PtrEntry( vPartsAll, i );
+// if ( nSuppSizeLimit > 0 && Vec_IntSize(vPart) >= nSuppSizeLimit )
+// continue;
+ // find the number of common variables between this output and the partitions
// nCommon2 = Vec_IntTwoCountCommon( vPartSupp, vOne );
nCommon = Abc_NtkSuppCharCommon( Vec_PtrEntry(vPartSuppsChar, i), vOne );
// assert( nCommon2 == nCommon );
+ // if no common variables, continue searching
if ( nCommon == 0 )
continue;
+ // if all variables are common, the best partition if found
if ( nCommon == Vec_IntSize(vOne) )
return i;
+ // skip partitions whose size exceeds the limit
+ if ( nSuppSizeLimit > 0 && Vec_IntSize(vPartSupp) >= 2 * nSuppSizeLimit )
+ continue;
+ // figure out might be the good partition for this one
Attract = 1000 * nCommon / Vec_IntSize(vOne);
if ( Vec_IntSize(vPartSupp) < 100 )
Repulse = 1;
@@ -238,7 +627,7 @@ void Abc_NtkPartitionPrint( Abc_Ntk_t * pNtk, Vec_Ptr_t * vPartsAll, Vec_Ptr_t *
if ( i == Vec_PtrSize(vPartsAll) - 1 )
break;
}
- assert( Counter == Abc_NtkCoNum(pNtk) );
+// assert( Counter == Abc_NtkCoNum(pNtk) );
printf( "\nTotal = %d. Outputs = %d.\n", Counter, Abc_NtkCoNum(pNtk) );
}
@@ -253,20 +642,20 @@ void Abc_NtkPartitionPrint( Abc_Ntk_t * pNtk, Vec_Ptr_t * vPartsAll, Vec_Ptr_t *
SeeAlso []
***********************************************************************/
-void Abc_NtkPartitionCompact( Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsAll, int nPartSizeLimit )
+void Abc_NtkPartitionCompact( Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsAll, int nSuppSizeLimit )
{
Vec_Int_t * vOne, * vPart, * vPartSupp, * vTemp;
int i, iPart;
- if ( nPartSizeLimit == 0 )
- nPartSizeLimit = 200;
+ if ( nSuppSizeLimit == 0 )
+ nSuppSizeLimit = 200;
// pack smaller partitions into larger blocks
iPart = 0;
vPart = vPartSupp = NULL;
Vec_PtrForEachEntry( vPartSuppsAll, vOne, i )
{
- if ( Vec_IntSize(vOne) < nPartSizeLimit )
+ if ( Vec_IntSize(vOne) < nSuppSizeLimit )
{
if ( vPartSupp == NULL )
{
@@ -282,7 +671,7 @@ void Abc_NtkPartitionCompact( Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsAll,
Vec_IntFree( vTemp );
Vec_IntFree( Vec_PtrEntry(vPartsAll, i) );
}
- if ( Vec_IntSize(vPartSupp) < nPartSizeLimit )
+ if ( Vec_IntSize(vPartSupp) < nSuppSizeLimit )
continue;
}
else
@@ -318,23 +707,25 @@ void Abc_NtkPartitionCompact( Vec_Ptr_t * vPartsAll, Vec_Ptr_t * vPartSuppsAll,
Synopsis [Perform the smart partitioning.]
- Description []
+ Description [Returns the ptr-vector of int-vectors.]
SideEffects []
SeeAlso []
***********************************************************************/
-Vec_Vec_t * Abc_NtkPartitionSmart( Abc_Ntk_t * pNtk, int nPartSizeLimit, int fVerbose )
+Vec_Ptr_t * Abc_NtkPartitionSmart( Abc_Ntk_t * pNtk, int nSuppSizeLimit, int fVerbose )
{
+ ProgressBar * pProgress;
Vec_Ptr_t * vPartSuppsChar;
- Vec_Ptr_t * vSupps, * vPartsAll, * vPartsAll2, * vPartSuppsAll, * vPartPtr;
+ Vec_Ptr_t * vSupps, * vPartsAll, * vPartsAll2, * vPartSuppsAll;
Vec_Int_t * vOne, * vPart, * vPartSupp, * vTemp;
int i, iPart, iOut, clk, clk2, timeFind = 0;
// compute the supports for all outputs
clk = clock();
- vSupps = Abc_NtkPartitionCollectSupps( pNtk );
+// vSupps = Abc_NtkComputeSupportsNaive( pNtk );
+ vSupps = Abc_NtkComputeSupportsSmart( pNtk );
if ( fVerbose )
{
PRT( "Supps", clock() - clk );
@@ -346,15 +737,19 @@ PRT( "Supps", clock() - clk );
clk = clock();
vPartsAll = Vec_PtrAlloc( 256 );
vPartSuppsAll = Vec_PtrAlloc( 256 );
+ pProgress = Extra_ProgressBarStart( stdout, Vec_PtrSize(vSupps) );
Vec_PtrForEachEntry( vSupps, vOne, i )
{
+ Extra_ProgressBarUpdate( pProgress, i, NULL );
+// if ( i % 1000 == 0 )
+// printf( "CIs = %6d. COs = %6d. Processed = %6d (out of %6d). Parts = %6d.\r",
+// Abc_NtkCiNum(pNtk), Abc_NtkCoNum(pNtk), i, Vec_PtrSize(vSupps), Vec_PtrSize(vPartsAll) );
// get the output number
iOut = Vec_IntPop(vOne);
// find closely matching part
clk2 = clock();
- iPart = Abc_NtkPartitionSmartFindPart( vPartSuppsAll, vPartsAll, vPartSuppsChar, nPartSizeLimit, vOne );
+ iPart = Abc_NtkPartitionSmartFindPart( vPartSuppsAll, vPartsAll, vPartSuppsChar, nSuppSizeLimit, vOne );
timeFind += clock() - clk2;
-//printf( "%4d->%4d ", i, iPart );
if ( iPart == -1 )
{
// create new partition
@@ -383,6 +778,7 @@ timeFind += clock() - clk2;
Abc_NtkSuppCharAdd( Vec_PtrEntry(vPartSuppsChar, iPart), vOne, Abc_NtkCiNum(pNtk) );
}
}
+ Extra_ProgressBarStop( pProgress );
// stop char-based support representation
Vec_PtrForEachEntry( vPartSuppsChar, vTemp, i )
@@ -411,20 +807,20 @@ clk = clock();
// compact small partitions
// Abc_NtkPartitionPrint( pNtk, vPartsAll, vPartSuppsAll );
- Abc_NtkPartitionCompact( vPartsAll, vPartSuppsAll, nPartSizeLimit );
- if ( fVerbose )
-// Abc_NtkPartitionPrint( pNtk, vPartsAll, vPartSuppsAll );
- printf( "Created %d partitions.\n", Vec_PtrSize(vPartsAll) );
+ Abc_NtkPartitionCompact( vPartsAll, vPartSuppsAll, nSuppSizeLimit );
if ( fVerbose )
{
PRT( "Comps", clock() - clk );
}
+ if ( fVerbose )
+ printf( "Created %d partitions.\n", Vec_PtrSize(vPartsAll) );
+// Abc_NtkPartitionPrint( pNtk, vPartsAll, vPartSuppsAll );
// cleanup
Vec_VecFree( (Vec_Vec_t *)vSupps );
Vec_VecFree( (Vec_Vec_t *)vPartSuppsAll );
-
+/*
// converts from intergers to nodes
Vec_PtrForEachEntry( vPartsAll, vPart, iPart )
{
@@ -434,34 +830,54 @@ PRT( "Comps", clock() - clk );
Vec_IntFree( vPart );
Vec_PtrWriteEntry( vPartsAll, iPart, vPartPtr );
}
- return (Vec_Vec_t *)vPartsAll;
+*/
+ return vPartsAll;
}
/**Function*************************************************************
Synopsis [Perform the naive partitioning.]
- Description []
+ Description [Returns the ptr-vector of int-vectors.]
SideEffects []
SeeAlso []
***********************************************************************/
-Vec_Vec_t * Abc_NtkPartitionNaive( Abc_Ntk_t * pNtk, int nPartSize )
+Vec_Ptr_t * Abc_NtkPartitionNaive( Abc_Ntk_t * pNtk, int nPartSize )
{
- Vec_Vec_t * vParts;
+ Vec_Ptr_t * vParts;
Abc_Obj_t * pObj;
int nParts, i;
nParts = (Abc_NtkCoNum(pNtk) / nPartSize) + ((Abc_NtkCoNum(pNtk) % nPartSize) > 0);
- vParts = Vec_VecStart( nParts );
+ vParts = (Vec_Ptr_t *)Vec_VecStart( nParts );
Abc_NtkForEachCo( pNtk, pObj, i )
- Vec_VecPush( vParts, i / nPartSize, pObj );
+ Vec_IntPush( Vec_PtrEntry(vParts, i / nPartSize), i );
return vParts;
}
/**Function*************************************************************
+ Synopsis [Converts from intergers to pointers for the given network.]
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
+void Abc_NtkConvertCos( Abc_Ntk_t * pNtk, Vec_Int_t * vOuts, Vec_Ptr_t * vOutsPtr )
+{
+ int Out, i;
+ Vec_PtrClear( vOutsPtr );
+ Vec_IntForEachEntry( vOuts, Out, i )
+ Vec_PtrPush( vOutsPtr, Abc_NtkCo(pNtk, Out) );
+}
+
+/**Function*************************************************************
+
Synopsis [Returns representative of the given node.]
Description []
@@ -506,134 +922,6 @@ static inline Abc_Obj_t * Abc_NtkPartStitchCopy1( Vec_Ptr_t * vEquiv, Abc_Obj_t
/**Function*************************************************************
- Synopsis [Stitches together several networks with choice nodes.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-Abc_Ntk_t * Abc_NtkPartStitchChoices_old( Abc_Ntk_t * pNtk, Vec_Ptr_t * vParts )
-{
- Vec_Ptr_t * vNodes, * vEquiv;
- Abc_Ntk_t * pNtkNew, * pNtkNew2, * pNtkTemp;
- Abc_Obj_t * pObj, * pFanin, * pRepr0, * pRepr1, * pRepr;
- int i, k, iNodeId;
-
- // start a new network similar to the original one
- assert( Abc_NtkIsStrash(pNtk) );
- pNtkNew = Abc_NtkStartFrom( pNtk, ABC_NTK_STRASH, ABC_FUNC_AIG );
- // duplicate the name and the spec
- pNtkNew->pName = Extra_UtilStrsav(pNtk->pName);
- pNtkNew->pSpec = Extra_UtilStrsav(pNtk->pSpec);
-
- // annotate parts to point to the new network
- vEquiv = Vec_PtrStart( Abc_NtkObjNumMax(pNtk) + 1 );
- Vec_PtrForEachEntry( vParts, pNtkTemp, i )
- {
- assert( Abc_NtkIsStrash(pNtkTemp) );
- Abc_NtkCleanCopy( pNtkTemp );
-
- // map the CI nodes
- Abc_AigConst1(pNtkTemp)->pCopy = Abc_AigConst1(pNtkNew);
- Abc_NtkForEachCi( pNtkTemp, pObj, k )
- {
- iNodeId = Nm_ManFindIdByNameTwoTypes( pNtkNew->pManName, Abc_ObjName(pObj), ABC_OBJ_PI, ABC_OBJ_BO );
- if ( iNodeId == -1 )
- {
- printf( "Cannot find CI node %s in the original network.\n", Abc_ObjName(pObj) );
- return NULL;
- }
- pObj->pCopy = Abc_NtkObj( pNtkNew, iNodeId );
- }
-
- // add the internal nodes while saving representatives
- vNodes = Abc_AigDfs( pNtkTemp, 1, 0 );
- Vec_PtrForEachEntry( vNodes, pObj, k )
- {
- pObj->pCopy = Abc_AigAnd( pNtkNew->pManFunc, Abc_ObjChild0Copy(pObj), Abc_ObjChild1Copy(pObj) );
- assert( !Abc_ObjIsComplement(pObj->pCopy) );
- if ( !Abc_AigNodeIsChoice(pObj) )
- continue;
- // find the earliest representative of the choice node
- pRepr0 = NULL;
- for ( pFanin = pObj; pFanin; pFanin = pFanin->pData )
- {
- pRepr1 = Abc_NtkPartStitchFindRepr_rec( vEquiv, pFanin->pCopy );
- if ( pRepr0 == NULL || pRepr0->Id > pRepr1->Id )
- pRepr0 = pRepr1;
- }
- // set this representative for the representives of all choices
- for ( pFanin = pObj; pFanin; pFanin = pFanin->pData )
- {
- pRepr1 = Abc_NtkPartStitchFindRepr_rec( vEquiv, pFanin->pCopy );
- Vec_PtrWriteEntry( vEquiv, pRepr1->Id, pRepr0 );
- }
- }
- Vec_PtrFree( vNodes );
-
- // map the CO nodes
- Abc_NtkForEachCo( pNtkTemp, pObj, k )
- {
- iNodeId = Nm_ManFindIdByNameTwoTypes( pNtkNew->pManName, Abc_ObjName(pObj), ABC_OBJ_PO, ABC_OBJ_BI );
- if ( iNodeId == -1 )
- {
- printf( "Cannot find CO node %s in the original network.\n", Abc_ObjName(pObj) );
- return NULL;
- }
- pObj->pCopy = Abc_NtkObj( pNtkNew, iNodeId );
- Abc_ObjAddFanin( pObj->pCopy, Abc_ObjChild0Copy(pObj) );
- }
- }
-
- // reconstruct the AIG
- pNtkNew2 = Abc_NtkStartFrom( pNtkNew, ABC_NTK_STRASH, ABC_FUNC_AIG );
- // duplicate the name and the spec
- pNtkNew2->pName = Extra_UtilStrsav(pNtkNew->pName);
- pNtkNew2->pSpec = Extra_UtilStrsav(pNtkNew->pSpec);
- // duplicate internal nodes
- Abc_AigForEachAnd( pNtkNew, pObj, i )
- {
- pRepr0 = Abc_NtkPartStitchCopy0( vEquiv, pObj );
- pRepr1 = Abc_NtkPartStitchCopy1( vEquiv, pObj );
- pObj->pCopy = Abc_AigAnd( pNtkNew2->pManFunc, pRepr0, pRepr1 );
- assert( !Abc_ObjIsComplement(pObj->pCopy) );
- // add the choice if applicable
- pRepr = Abc_NtkPartStitchFindRepr_rec( vEquiv, pObj );
- if ( pObj != pRepr )
- {
- assert( pObj->Id > pRepr->Id );
- if ( pObj->pCopy != pRepr->pCopy )
- {
- assert( pObj->pCopy->Id > pRepr->pCopy->Id );
- pObj->pCopy->pData = pRepr->pCopy->pData;
- pRepr->pCopy->pData = pObj->pCopy;
- }
- }
- }
- // connect the COs
- Abc_NtkForEachCo( pNtkNew, pObj, k )
- Abc_ObjAddFanin( pObj->pCopy, Abc_NtkPartStitchCopy0(vEquiv,pObj) );
-
- // replace the network
- Abc_NtkDelete( pNtkNew );
- pNtkNew = pNtkNew2;
-
- // check correctness of the new network
- Vec_PtrFree( vEquiv );
- if ( !Abc_NtkCheck( pNtkNew ) )
- {
- printf( "Abc_NtkPartStitchChoices: The network check has failed.\n" );
- Abc_NtkDelete( pNtkNew );
- return NULL;
- }
- return pNtkNew;
-}
-
-/**Function*************************************************************
-
Synopsis []
Description []
@@ -762,6 +1050,20 @@ Abc_Ntk_t * Abc_NtkPartStitchChoices( Abc_Ntk_t * pNtk, Vec_Ptr_t * vParts )
}
}
+ // connect the remaining POs
+/*
+ Abc_AigConst1(pNtk)->pCopy = Abc_AigConst1(pNtkNew);
+ Abc_NtkForEachCi( pNtk, pObj, i )
+ pObj->pCopy = Abc_NtkCi( pNtkNew, i );
+ Abc_NtkForEachCo( pNtk, pObj, i )
+ pObj->pCopy = Abc_NtkCo( pNtkNew, i );
+*/
+ Abc_NtkForEachCo( pNtk, pObj, i )
+ {
+ if ( Abc_ObjFaninNum(pObj->pCopy) == 0 )
+ Abc_ObjAddFanin( pObj->pCopy, Abc_ObjChild0Copy(pObj) );
+ }
+
// transform into the HOP manager
pMan = Abc_NtkPartStartHop( pNtkNew );
pNtkNew = Abc_NtkHopRemoveLoops( pNtkTemp = pNtkNew, pMan );
@@ -788,47 +1090,57 @@ Abc_Ntk_t * Abc_NtkPartStitchChoices( Abc_Ntk_t * pNtk, Vec_Ptr_t * vParts )
SeeAlso []
***********************************************************************/
-Abc_Ntk_t * Abc_NtkFraigPartitioned( Abc_Ntk_t * pNtk, void * pParams )
+Abc_Ntk_t * Abc_NtkFraigPartitioned( Vec_Ptr_t * vStore, void * pParams )
{
extern int Cmd_CommandExecute( void * pAbc, char * sCommand );
extern void * Abc_FrameGetGlobalFrame();
- Vec_Vec_t * vParts;
- Vec_Ptr_t * vFraigs, * vOne;
- Abc_Ntk_t * pNtkAig, * pNtkFraig;
- int i;
+ Vec_Ptr_t * vParts, * vFraigs, * vOnePtr;
+ Vec_Int_t * vOne;
+ Abc_Ntk_t * pNtk, * pNtk2, * pNtkAig, * pNtkFraig;
+ int i, k;
// perform partitioning
+ pNtk = Vec_PtrEntry( vStore, 0 );
assert( Abc_NtkIsStrash(pNtk) );
// vParts = Abc_NtkPartitionNaive( pNtk, 20 );
- vParts = Abc_NtkPartitionSmart( pNtk, 0, 0 );
+ vParts = Abc_NtkPartitionSmart( pNtk, 300, 0 );
Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "unset progressbar" );
// fraig each partition
- vFraigs = Vec_PtrAlloc( Vec_VecSize(vParts) );
- Vec_VecForEachLevel( vParts, vOne, i )
+ vOnePtr = Vec_PtrAlloc( 1000 );
+ vFraigs = Vec_PtrAlloc( Vec_PtrSize(vParts) );
+ Vec_PtrForEachEntry( vParts, vOne, i )
{
- pNtkAig = Abc_NtkCreateConeArray( pNtk, vOne, 0 );
- pNtkFraig = Abc_NtkFraig( pNtkAig, pParams, 0, 0 );
+ // start the partition
+ Abc_NtkConvertCos( pNtk, vOne, vOnePtr );
+ pNtkAig = Abc_NtkCreateConeArray( pNtk, vOnePtr, 0 );
+ // add nodes to the partition
+ Vec_PtrForEachEntryStart( vStore, pNtk2, k, 1 )
+ {
+ Abc_NtkConvertCos( pNtk2, vOne, vOnePtr );
+ Abc_NtkAppendToCone( pNtkAig, pNtk2, vOnePtr );
+ }
+ printf( "Fraiging part %4d (out of %4d) PI = %5d. PO = %5d. And = %6d. Lev = %4d.\r",
+ i+1, Vec_PtrSize(vParts), Abc_NtkPiNum(pNtkAig), Abc_NtkPoNum(pNtkAig),
+ Abc_NtkNodeNum(pNtkAig), Abc_AigLevel(pNtkAig) );
+ // fraig the partition
+ pNtkFraig = Abc_NtkFraig( pNtkAig, pParams, 1, 0 );
Vec_PtrPush( vFraigs, pNtkFraig );
Abc_NtkDelete( pNtkAig );
-
- printf( "Finished part %d (out of %d)\r", i+1, Vec_VecSize(vParts) );
}
- Vec_VecFree( vParts );
+ printf( " \r" );
+ Vec_VecFree( (Vec_Vec_t *)vParts );
Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "set progressbar" );
// derive the final network
pNtkFraig = Abc_NtkPartStitchChoices( pNtk, vFraigs );
Vec_PtrForEachEntry( vFraigs, pNtkAig, i )
- {
-// Abc_NtkPrintStats( stdout, pNtkAig, 0 );
Abc_NtkDelete( pNtkAig );
- }
Vec_PtrFree( vFraigs );
-
+ Vec_PtrFree( vOnePtr );
return pNtkFraig;
}
@@ -848,8 +1160,8 @@ void Abc_NtkFraigPartitionedTime( Abc_Ntk_t * pNtk, void * pParams )
extern int Cmd_CommandExecute( void * pAbc, char * sCommand );
extern void * Abc_FrameGetGlobalFrame();
- Vec_Vec_t * vParts;
- Vec_Ptr_t * vFraigs, * vOne;
+ Vec_Ptr_t * vParts, * vFraigs, * vOnePtr;
+ Vec_Int_t * vOne;
Abc_Ntk_t * pNtkAig, * pNtkFraig;
int i;
int clk = clock();
@@ -857,22 +1169,24 @@ void Abc_NtkFraigPartitionedTime( Abc_Ntk_t * pNtk, void * pParams )
// perform partitioning
assert( Abc_NtkIsStrash(pNtk) );
// vParts = Abc_NtkPartitionNaive( pNtk, 20 );
- vParts = Abc_NtkPartitionSmart( pNtk, 0, 0 );
+ vParts = Abc_NtkPartitionSmart( pNtk, 300, 0 );
Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "unset progressbar" );
// fraig each partition
- vFraigs = Vec_PtrAlloc( Vec_VecSize(vParts) );
- Vec_VecForEachLevel( vParts, vOne, i )
+ vOnePtr = Vec_PtrAlloc( 1000 );
+ vFraigs = Vec_PtrAlloc( Vec_PtrSize(vParts) );
+ Vec_PtrForEachEntry( vParts, vOne, i )
{
- pNtkAig = Abc_NtkCreateConeArray( pNtk, vOne, 0 );
+ Abc_NtkConvertCos( pNtk, vOne, vOnePtr );
+ pNtkAig = Abc_NtkCreateConeArray( pNtk, vOnePtr, 0 );
pNtkFraig = Abc_NtkFraig( pNtkAig, pParams, 0, 0 );
Vec_PtrPush( vFraigs, pNtkFraig );
Abc_NtkDelete( pNtkAig );
- printf( "Finished part %d (out of %d)\r", i+1, Vec_VecSize(vParts) );
+ printf( "Finished part %5d (out of %5d)\r", i+1, Vec_PtrSize(vParts) );
}
- Vec_VecFree( vParts );
+ Vec_VecFree( (Vec_Vec_t *)vParts );
Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "set progressbar" );
@@ -880,7 +1194,7 @@ void Abc_NtkFraigPartitionedTime( Abc_Ntk_t * pNtk, void * pParams )
Vec_PtrForEachEntry( vFraigs, pNtkAig, i )
Abc_NtkDelete( pNtkAig );
Vec_PtrFree( vFraigs );
-
+ Vec_PtrFree( vOnePtr );
PRT( "Partitioned fraiging time", clock() - clk );
}
diff --git a/src/base/abci/abcVerify.c b/src/base/abci/abcVerify.c
index 67ecaae0..9c9bbcfd 100644
--- a/src/base/abci/abcVerify.c
+++ b/src/base/abci/abcVerify.c
@@ -293,7 +293,7 @@ void Abc_NtkCecFraigPart( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, int nSeconds, in
}
else
{
- printf( "Finished part %d (out of %d)\r", i+1, Abc_NtkPoNum(pMiter) );
+ printf( "Finished part %5d (out of %5d)\r", i+1, Abc_NtkPoNum(pMiter) );
nOutputs += nPartSize;
}
// if ( pMiter->pModel )
@@ -301,7 +301,7 @@ void Abc_NtkCecFraigPart( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, int nSeconds, in
if ( pMiterPart )
Abc_NtkDelete( pMiterPart );
}
-
+
Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "set progressbar" );
if ( Status == 1 )
@@ -325,12 +325,13 @@ void Abc_NtkCecFraigPart( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, int nSeconds, in
void Abc_NtkCecFraigPartAuto( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, int nSeconds, int fVerbose )
{
extern int Abc_NtkCombinePos( Abc_Ntk_t * pNtk, int fAnd );
- extern Vec_Vec_t * Abc_NtkPartitionSmart( Abc_Ntk_t * pNtk, int nPartSizeLimit, int fVerbose );
+ extern Vec_Ptr_t * Abc_NtkPartitionSmart( Abc_Ntk_t * pNtk, int nPartSizeLimit, int fVerbose );
+ extern void Abc_NtkConvertCos( Abc_Ntk_t * pNtk, Vec_Int_t * vOuts, Vec_Ptr_t * vOnePtr );
extern int Cmd_CommandExecute( void * pAbc, char * sCommand );
extern void * Abc_FrameGetGlobalFrame();
- Vec_Vec_t * vParts;
- Vec_Ptr_t * vOne;
+ Vec_Ptr_t * vParts, * vOnePtr;
+ Vec_Int_t * vOne;
Prove_Params_t Params, * pParams = &Params;
Abc_Ntk_t * pMiter, * pMiterPart;
int i, RetValue, Status, nOutputs;
@@ -368,15 +369,17 @@ void Abc_NtkCecFraigPartAuto( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, int nSeconds
Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "unset progressbar" );
// partition the outputs
- vParts = Abc_NtkPartitionSmart( pMiter, 50, 1 );
+ vParts = Abc_NtkPartitionSmart( pMiter, 300, 0 );
// fraig each partition
Status = 1;
nOutputs = 0;
- Vec_VecForEachLevel( vParts, vOne, i )
+ vOnePtr = Vec_PtrAlloc( 1000 );
+ Vec_PtrForEachEntry( vParts, vOne, i )
{
// get this part of the miter
- pMiterPart = Abc_NtkCreateConeArray( pMiter, vOne, 0 );
+ Abc_NtkConvertCos( pMiter, vOne, vOnePtr );
+ pMiterPart = Abc_NtkCreateConeArray( pMiter, vOnePtr, 0 );
Abc_NtkCombinePos( pMiterPart, 0 );
// check the miter for being constant
RetValue = Abc_NtkMiterIsConstant( pMiterPart );
@@ -391,6 +394,9 @@ void Abc_NtkCecFraigPartAuto( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, int nSeconds
Abc_NtkDelete( pMiterPart );
continue;
}
+ printf( "Verifying part %4d (out of %4d) PI = %5d. PO = %5d. And = %6d. Lev = %4d.\r",
+ i+1, Vec_PtrSize(vParts), Abc_NtkPiNum(pMiterPart), Abc_NtkPoNum(pMiterPart),
+ Abc_NtkNodeNum(pMiterPart), Abc_AigLevel(pMiterPart) );
// solve the problem
RetValue = Abc_NtkIvyProve( &pMiterPart, pParams );
if ( RetValue == -1 )
@@ -412,12 +418,14 @@ void Abc_NtkCecFraigPartAuto( Abc_Ntk_t * pNtk1, Abc_Ntk_t * pNtk2, int nSeconds
}
else
{
- printf( "Finished part %d (out of %d)\r", i+1, Vec_VecSize(vParts) );
- nOutputs += Vec_PtrSize(vOne);
+// printf( "Finished part %5d (out of %5d)\r", i+1, Vec_PtrSize(vParts) );
+ nOutputs += Vec_IntSize(vOne);
}
Abc_NtkDelete( pMiterPart );
}
- Vec_VecFree( vParts );
+ printf( " \r" );
+ Vec_VecFree( (Vec_Vec_t *)vParts );
+ Vec_PtrFree( vOnePtr );
Cmd_CommandExecute( Abc_FrameGetGlobalFrame(), "set progressbar" );
diff --git a/src/base/main/main.h b/src/base/main/main.h
index 80238a05..4433a8b4 100644
--- a/src/base/main/main.h
+++ b/src/base/main/main.h
@@ -92,8 +92,8 @@ extern void Abc_FrameDeleteAllNetworks( Abc_Frame_t * p );
extern void Abc_FrameSetGlobalFrame( Abc_Frame_t * p );
extern Abc_Frame_t * Abc_FrameGetGlobalFrame();
-extern Abc_Ntk_t * Abc_FrameReadNtkStore();
-extern int Abc_FrameReadNtkStoreSize();
+extern Vec_Ptr_t * Abc_FrameReadStore();
+extern int Abc_FrameReadStoreSize();
extern void * Abc_FrameReadLibLut();
extern void * Abc_FrameReadLibGen();
extern void * Abc_FrameReadLibSuper();
diff --git a/src/base/main/mainFrame.c b/src/base/main/mainFrame.c
index 1a9a4617..eae8b7a6 100644
--- a/src/base/main/mainFrame.c
+++ b/src/base/main/mainFrame.c
@@ -43,8 +43,8 @@ static Abc_Frame_t * s_GlobalFrame = NULL;
SeeAlso []
***********************************************************************/
-Abc_Ntk_t * Abc_FrameReadNtkStore() { return s_GlobalFrame->pStored; }
-int Abc_FrameReadNtkStoreSize() { return s_GlobalFrame->nStored; }
+Vec_Ptr_t * Abc_FrameReadStore() { return s_GlobalFrame->vStore; }
+int Abc_FrameReadStoreSize() { return Vec_PtrSize(s_GlobalFrame->vStore); }
void * Abc_FrameReadLibLut() { return s_GlobalFrame->pLibLut; }
void * Abc_FrameReadLibGen() { return s_GlobalFrame->pLibGen; }
void * Abc_FrameReadLibSuper() { return s_GlobalFrame->pLibSuper; }
@@ -53,8 +53,6 @@ void * Abc_FrameReadManDd() { if ( s_GlobalFrame->dd ==
void * Abc_FrameReadManDec() { if ( s_GlobalFrame->pManDec == NULL ) s_GlobalFrame->pManDec = Dec_ManStart(); return s_GlobalFrame->pManDec; }
char * Abc_FrameReadFlag( char * pFlag ) { return Cmd_FlagReadByName( s_GlobalFrame, pFlag ); }
-void Abc_FrameSetNtkStore( Abc_Ntk_t * pNtk ) { s_GlobalFrame->pStored = pNtk; }
-void Abc_FrameSetNtkStoreSize( int nStored ) { s_GlobalFrame->nStored = nStored; }
void Abc_FrameSetLibLut( void * pLib ) { s_GlobalFrame->pLibLut = pLib; }
void Abc_FrameSetLibGen( void * pLib ) { s_GlobalFrame->pLibGen = pLib; }
void Abc_FrameSetLibSuper( void * pLib ) { s_GlobalFrame->pLibSuper = pLib; }
@@ -113,6 +111,8 @@ Abc_Frame_t * Abc_FrameAllocate()
// set the starting step
p->nSteps = 1;
p->fBatchMode = 0;
+ // networks to be used by choice
+ p->vStore = Vec_PtrAlloc( 16 );
// initialize decomposition manager
define_cube_size(20);
set_espresso_flags();
@@ -145,6 +145,7 @@ void Abc_FrameDeallocate( Abc_Frame_t * p )
if ( p->pLibVer ) Abc_LibFree( p->pLibVer, NULL );
if ( p->pManDec ) Dec_ManStop( p->pManDec );
if ( p->dd ) Extra_StopManager( p->dd );
+ if ( p->vStore ) Vec_PtrFree( p->vStore );
Abc_FrameDeleteAllNetworks( p );
free( p );
s_GlobalFrame = NULL;
diff --git a/src/base/main/mainInt.h b/src/base/main/mainInt.h
index 8c316970..09ad96f3 100644
--- a/src/base/main/mainInt.h
+++ b/src/base/main/mainInt.h
@@ -63,8 +63,7 @@ struct Abc_Frame_t_
int TimeCommand; // the runtime of the last command
int TimeTotal; // the total runtime of all commands
// temporary storage for structural choices
- Abc_Ntk_t * pStored; // the stored networks
- int nStored; // the number of stored networks
+ Vec_Ptr_t * vStore; // networks to be used by choice
// decomposition package
void * pManDec; // decomposition manager
DdManager * dd; // temporary BDD package
diff --git a/src/opt/lpk/lpkAbcCore.c b/src/opt/lpk/lpkAbcDec.c
index 53b2668d..831097b0 100644
--- a/src/opt/lpk/lpkAbcCore.c
+++ b/src/opt/lpk/lpkAbcDec.c
@@ -1,6 +1,6 @@
/**CFile****************************************************************
- FileName [lpkAbcCore.c]
+ FileName [lpkAbcDec.c]
SystemName [ABC: Logic synthesis and verification system.]
@@ -14,7 +14,7 @@
Date [Ver. 1.0. Started - April 28, 2007.]
- Revision [$Id: lpkAbcCore.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
+ Revision [$Id: lpkAbcDec.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
***********************************************************************/
@@ -39,7 +39,7 @@
SeeAlso []
***********************************************************************/
-Abc_Obj_t * Lpk_FunImplement( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, Lpk_Fun_t * p )
+Abc_Obj_t * Lpk_ImplementFun( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, Lpk_Fun_t * p )
{
Abc_Obj_t * pObjNew;
int i;
@@ -73,7 +73,7 @@ Abc_Obj_t * Lpk_FunImplement( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, Lpk_Fun_t *
SeeAlso []
***********************************************************************/
-Abc_Obj_t * Lpk_LptImplement( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, int nLeavesOld )
+Abc_Obj_t * Lpk_Implement( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, int nLeavesOld )
{
Lpk_Fun_t * pFun;
Abc_Obj_t * pRes;
@@ -81,7 +81,7 @@ Abc_Obj_t * Lpk_LptImplement( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, int nLeaves
for ( i = Vec_PtrSize(vLeaves) - 1; i >= nLeavesOld; i-- )
{
pFun = Vec_PtrEntry( vLeaves, i );
- pRes = Lpk_FunImplement( pNtk, vLeaves, pFun );
+ pRes = Lpk_ImplementFun( pNtk, vLeaves, pFun );
Vec_PtrWriteEntry( vLeaves, i, pRes );
Lpk_FunFree( pFun );
}
@@ -99,7 +99,7 @@ Abc_Obj_t * Lpk_LptImplement( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, int nLeaves
SeeAlso []
***********************************************************************/
-int Lpk_LpkDecompose_rec( Lpk_Fun_t * p )
+int Lpk_Decompose_rec( Lpk_Fun_t * p )
{
Lpk_Fun_t * p2;
int VarPol;
@@ -107,14 +107,14 @@ int Lpk_LpkDecompose_rec( Lpk_Fun_t * p )
if ( p->nVars <= p->nLutK )
return 1;
// check if decomposition exists
- VarPol = Lpk_FunAnalizeMux( p );
+ VarPol = Lpk_MuxAnalize( p );
if ( VarPol == -1 )
return 0;
// split and call recursively
- p2 = Lpk_FunSplitMux( p, VarPol );
- if ( !Lpk_LpkDecompose_rec( p2 ) )
+ p2 = Lpk_MuxSplit( p, VarPol );
+ if ( !Lpk_Decompose_rec( p2 ) )
return 0;
- return Lpk_LpkDecompose_rec( p );
+ return Lpk_Decompose_rec( p );
}
@@ -129,7 +129,7 @@ int Lpk_LpkDecompose_rec( Lpk_Fun_t * p )
SeeAlso []
***********************************************************************/
-Abc_Obj_t * Lpk_LpkDecompose( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, unsigned * pTruth, int nLutK, int AreaLim, int DelayLim )
+Abc_Obj_t * Lpk_Decompose( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, unsigned * pTruth, int nLutK, int AreaLim, int DelayLim )
{
Lpk_Fun_t * p;
Abc_Obj_t * pObjNew = NULL;
@@ -139,8 +139,8 @@ Abc_Obj_t * Lpk_LpkDecompose( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, unsigned *
p = Lpk_FunCreate( pNtk, vLeaves, pTruth, nLutK, AreaLim, DelayLim );
Lpk_FunSuppMinimize( p );
// decompose the function
- if ( Lpk_LpkDecompose_rec(p) )
- pObjNew = Lpk_LptImplement( pNtk, vLeaves, nLeaves );
+ if ( Lpk_Decompose_rec(p) )
+ pObjNew = Lpk_Implement( pNtk, vLeaves, nLeaves );
else
{
for ( i = Vec_PtrSize(vLeaves) - 1; i >= nLeaves; i-- )
diff --git a/src/opt/lpk/lpkAbcDsd.c b/src/opt/lpk/lpkAbcDsd.c
index 893844e0..8de8391f 100644
--- a/src/opt/lpk/lpkAbcDsd.c
+++ b/src/opt/lpk/lpkAbcDsd.c
@@ -6,7 +6,7 @@
PackageName [Fast Boolean matching for LUT structures.]
- Synopsis []
+ Synopsis [LUT-decomposition based on recursive DSD.]
Author [Alan Mishchenko]
@@ -266,7 +266,7 @@ void Lpk_FunFreeTruthTables( Lpk_Fun_t * p, int nCofDepth, unsigned * ppTruths[5
SeeAlso []
***********************************************************************/
-Lpk_Res_t * Lpk_FunAnalizeDsd( Lpk_Fun_t * p, int nCofDepth )
+Lpk_Res_t * Lpk_DsdAnalize( Lpk_Fun_t * p, int nCofDepth )
{
static Lpk_Res_t Res, * pRes = &Res;
unsigned * ppTruths[5][16];
@@ -330,7 +330,7 @@ Lpk_Res_t * Lpk_FunAnalizeDsd( Lpk_Fun_t * p, int nCofDepth )
SeeAlso []
***********************************************************************/
-Lpk_Fun_t * Lpk_FunSplitDsd( Lpk_Fun_t * p, char * pCofVars, int nCofVars, unsigned uBoundSet )
+Lpk_Fun_t * Lpk_DsdSplit( Lpk_Fun_t * p, char * pCofVars, int nCofVars, unsigned uBoundSet )
{
Kit_DsdMan_t * pDsdMan;
Kit_DsdNtk_t * pNtkDec, * pTemp;
diff --git a/src/opt/lpk/lpkAbcMux.c b/src/opt/lpk/lpkAbcMux.c
index 1525a7e0..6549e175 100644
--- a/src/opt/lpk/lpkAbcMux.c
+++ b/src/opt/lpk/lpkAbcMux.c
@@ -6,7 +6,7 @@
PackageName [Fast Boolean matching for LUT structures.]
- Synopsis [Iterative MUX decomposition.]
+ Synopsis [LUT-decomposition based on recursive MUX decomposition.]
Author [Alan Mishchenko]
@@ -85,7 +85,7 @@ void Lpk_FunComputeCofSupps( Lpk_Fun_t * p, unsigned * puSupps )
SeeAlso []
***********************************************************************/
-int Lpk_FunAnalizeMux( Lpk_Fun_t * p )
+int Lpk_MuxAnalize( Lpk_Fun_t * p )
{
unsigned puSupps[32] = {0};
int nSuppSize0, nSuppSize1, Delay, Delay0, Delay1, DelayA, DelayB;
@@ -193,7 +193,7 @@ int Lpk_FunAnalizeMux( Lpk_Fun_t * p )
SeeAlso []
***********************************************************************/
-Lpk_Fun_t * Lpk_FunSplitMux( Lpk_Fun_t * p, int VarPol )
+Lpk_Fun_t * Lpk_MuxSplit( Lpk_Fun_t * p, int VarPol )
{
Lpk_Fun_t * pNew;
unsigned * pTruth = Lpk_FunTruth( p, 0 );
diff --git a/src/opt/lpk/lpkAbcFun.c b/src/opt/lpk/lpkAbcUtil.c
index f7d2f402..960ebded 100644
--- a/src/opt/lpk/lpkAbcFun.c
+++ b/src/opt/lpk/lpkAbcUtil.c
@@ -1,6 +1,6 @@
/**CFile****************************************************************
- FileName [lpkAbcFun.c]
+ FileName [lpkAbcUtil.c]
SystemName [ABC: Logic synthesis and verification system.]
@@ -14,7 +14,7 @@
Date [Ver. 1.0. Started - April 28, 2007.]
- Revision [$Id: lpkAbcFun.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
+ Revision [$Id: lpkAbcUtil.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
***********************************************************************/
diff --git a/src/opt/lpk/lpkCore.c b/src/opt/lpk/lpkCore.c
index 2158f8f7..fda5423e 100644
--- a/src/opt/lpk/lpkCore.c
+++ b/src/opt/lpk/lpkCore.c
@@ -378,7 +378,7 @@ p->timeTruth += clock() - clk;
// update the network
clk = clock();
- pObjNew = Lpk_LpkDecompose( p->pNtk, vLeaves, pTruth, p->pPars->nLutSize,
+ pObjNew = Lpk_Decompose( p->pNtk, vLeaves, pTruth, p->pPars->nLutSize,
(int)pCut->nNodes - (int)pCut->nNodesDup - 1, Abc_ObjRequiredLevel(p->pObj) );
p->timeEval += clock() - clk;
diff --git a/src/opt/lpk/lpkInt.h b/src/opt/lpk/lpkInt.h
index d04032ef..7022cc4a 100644
--- a/src/opt/lpk/lpkInt.h
+++ b/src/opt/lpk/lpkInt.h
@@ -118,21 +118,7 @@ struct Lpk_Man_t_
};
-// preliminary decomposition result
-typedef struct Lpk_Res_t_ Lpk_Res_t;
-struct Lpk_Res_t_
-{
- int nBSVars;
- unsigned BSVars;
- int nCofVars;
- char pCofVars[4];
- int nSuppSizeS;
- int nSuppSizeL;
- int DelayEst;
- int AreaEst;
-};
-
-// function to be decomposed
+// internal representation of the function to be decomposed
typedef struct Lpk_Fun_t_ Lpk_Fun_t;
struct Lpk_Fun_t_
{
@@ -148,15 +134,23 @@ struct Lpk_Fun_t_
unsigned pTruth[0]; // the truth table (contains room for three truth tables)
};
-#define Lpk_SuppForEachVar( Supp, Var )\
- for ( Var = 0; Var < 16; Var++ )\
- if ( !(Supp & (1<<Var)) ) {} else
-
-static inline int Lpk_LutNumVars( int nLutsLim, int nLutK ) { return nLutsLim * (nLutK - 1) + 1; }
-static inline int Lpk_LutNumLuts( int nVarsMax, int nLutK ) { return (nVarsMax - 1) / (nLutK - 1) + (int)((nVarsMax - 1) % (nLutK - 1) > 0); }
-
-static inline unsigned * Lpk_FunTruth( Lpk_Fun_t * p, int Num ) { assert( Num < 3 ); return p->pTruth + Kit_TruthWordNum(p->nVars) * Num; }
+// preliminary decomposition result
+typedef struct Lpk_Res_t_ Lpk_Res_t;
+struct Lpk_Res_t_
+{
+ int nBSVars; // the number of bound set variables
+ unsigned BSVars; // the bound set
+ int nCofVars; // the number of cofactoring variables
+ char pCofVars[4]; // the cofactoring variables
+ int nSuppSizeS; // support size of the smaller (decomposed) function
+ int nSuppSizeL; // support size of the larger (composition) function
+ int DelayEst; // estimated delay of the decomposition
+ int AreaEst; // estimated area of the decomposition
+};
+static inline int Lpk_LutNumVars( int nLutsLim, int nLutK ) { return nLutsLim * (nLutK - 1) + 1; }
+static inline int Lpk_LutNumLuts( int nVarsMax, int nLutK ) { return (nVarsMax - 1) / (nLutK - 1) + (int)((nVarsMax - 1) % (nLutK - 1) > 0); }
+static inline unsigned * Lpk_FunTruth( Lpk_Fun_t * p, int Num ) { assert( Num < 3 ); return p->pTruth + Kit_TruthWordNum(p->nVars) * Num; }
////////////////////////////////////////////////////////////////////////
/// MACRO DEFINITIONS ///
@@ -172,14 +166,23 @@ static inline unsigned * Lpk_FunTruth( Lpk_Fun_t * p, int Num ) { assert( Num <
for ( i = 0; (i < (int)(pCut)->nNodes) && (((pObj) = Abc_NtkObj(pNtk, (pCut)->pNodes[i])), 1); i++ )
#define Lpk_CutForEachNodeReverse( pNtk, pCut, pObj, i ) \
for ( i = (int)(pCut)->nNodes - 1; (i >= 0) && (((pObj) = Abc_NtkObj(pNtk, (pCut)->pNodes[i])), 1); i-- )
+#define Lpk_SuppForEachVar( Supp, Var )\
+ for ( Var = 0; Var < 16; Var++ )\
+ if ( !(Supp & (1<<Var)) ) {} else
////////////////////////////////////////////////////////////////////////
/// FUNCTION DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
-/*=== lpkAbcCore.c ============================================================*/
-extern Abc_Obj_t * Lpk_LpkDecompose( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, unsigned * pTruth, int nLutK, int AreaLim, int DelayLim );
-/*=== lpkAbcFun.c ============================================================*/
+/*=== lpkAbcDec.c ============================================================*/
+extern Abc_Obj_t * Lpk_Decompose( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, unsigned * pTruth, int nLutK, int AreaLim, int DelayLim );
+/*=== lpkAbcDsd.c ============================================================*/
+extern Lpk_Res_t * Lpk_DsdAnalize( Lpk_Fun_t * p, int nCofDepth );
+extern Lpk_Fun_t * Lpk_DsdSplit( Lpk_Fun_t * p, char * pCofVars, int nCofVars, unsigned uBoundSet );
+/*=== lpkAbcMux.c ============================================================*/
+extern int Lpk_MuxAnalize( Lpk_Fun_t * p );
+extern Lpk_Fun_t * Lpk_MuxSplit( Lpk_Fun_t * p, int VarPol );
+/*=== lpkAbcUtil.c ============================================================*/
extern Lpk_Fun_t * Lpk_FunAlloc( int nVars );
extern void Lpk_FunFree( Lpk_Fun_t * p );
extern Lpk_Fun_t * Lpk_FunCreate( Abc_Ntk_t * pNtk, Vec_Ptr_t * vLeaves, unsigned * pTruth, int nLutK, int AreaLim, int DelayLim );
@@ -187,12 +190,6 @@ extern Lpk_Fun_t * Lpk_FunDup( Lpk_Fun_t * p, unsigned * pTruth );
extern void Lpk_FunSuppMinimize( Lpk_Fun_t * p );
extern int Lpk_SuppDelay( unsigned uSupp, char * pDelays );
extern int Lpk_SuppToVars( unsigned uBoundSet, char * pVars );
-/*=== lpkAbcDsd.c ============================================================*/
-extern Lpk_Res_t * Lpk_FunAnalizeDsd( Lpk_Fun_t * p, int nCofDepth );
-extern Lpk_Fun_t * Lpk_FunSplitDsd( Lpk_Fun_t * p, char * pCofVars, int nCofVars, unsigned uBoundSet );
-/*=== lpkAbcMux.c ============================================================*/
-extern int Lpk_FunAnalizeMux( Lpk_Fun_t * p );
-extern Lpk_Fun_t * Lpk_FunSplitMux( Lpk_Fun_t * p, int VarPol );
/*=== lpkCut.c =========================================================*/
diff --git a/src/opt/lpk/module.make b/src/opt/lpk/module.make
index 9a46e0ce..26a54894 100644
--- a/src/opt/lpk/module.make
+++ b/src/opt/lpk/module.make
@@ -1,4 +1,8 @@
SRC += src/opt/lpk/lpkCore.c \
+ src/opt/lpk/lpkAbcDec.c \
+ src/opt/lpk/lpkAbcMux.c \
+ src/opt/lpk/lpkAbcDsd.c \
+ src/opt/lpk/lpkAbcUtil.c \
src/opt/lpk/lpkCut.c \
src/opt/lpk/lpkMan.c \
src/opt/lpk/lpkMap.c \
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 00:58:30 +0000