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Commit a3ada00d by Alan Mishchenko
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Adding new utility procedures.

parent a7871d24
Showing with 172 additions and 9 deletions
src/base/acb/acb.h
......@@ -1019,6 +1019,12 @@ static inline void Acb_ManPrintStats( Acb_Man_t * p, int nModules, int fVerbose
extern Vec_Int_t * Acb_ObjCollectTfi( Acb_Ntk_t * p, int iObj, int fTerm );
extern Vec_Int_t * Acb_ObjCollectTfo( Acb_Ntk_t * p, int iObj, int fTerm );
extern Vec_Int_t * Acb_ObjCollectTfiVec( Acb_Ntk_t * p, Vec_Int_t * vObjs );
extern Vec_Int_t * Acb_ObjCollectTfoVec( Acb_Ntk_t * p, Vec_Int_t * vObjs );
extern int Acb_NtkCountPiBuffers( Acb_Ntk_t * p, Vec_Int_t * vObjs );
extern int Acb_NtkCountPoDrivers( Acb_Ntk_t * p, Vec_Int_t * vObjs );
extern int Acb_NtkFindMffcSize( Acb_Ntk_t * p, Vec_Int_t * vObjs, int nGates[5] );
extern int Acb_ObjComputeLevelD( Acb_Ntk_t * p, int iObj );
extern int Acb_NtkComputeLevelD( Acb_Ntk_t * p, Vec_Int_t * vTfo );
extern void Acb_NtkUpdateLevelD( Acb_Ntk_t * p, int iObj );
......
src/base/acb/acbFunc.c
......@@ -1897,6 +1897,14 @@ Vec_Ptr_t * Acb_GenerateSignalNames( Acb_Ntk_t * p, Vec_Int_t * vDivs, Vec_Int_t
Vec_StrFree( vStr );
return vRes;
}
Vec_Int_t * Acb_GetUsedDivs( Vec_Int_t * vDivs, Vec_Int_t * vUsed )
{
int i, iObj;
Vec_Int_t * vRes = Vec_IntAlloc( Vec_IntSize(vUsed) );
Vec_IntForEachEntryInVec( vDivs, vUsed, iObj, i )
Vec_IntPush( vRes, iObj );
return vRes;
}
Vec_Str_t * Acb_GeneratePatch( Acb_Ntk_t * p, Vec_Int_t * vDivs, Vec_Int_t * vUsed, Vec_Ptr_t * vSops, Vec_Ptr_t * vGias, Vec_Int_t * vTars )
{
extern Vec_Wec_t * Abc_SopSynthesize( Vec_Ptr_t * vSops );
......@@ -1904,10 +1912,16 @@ Vec_Str_t * Acb_GeneratePatch( Acb_Ntk_t * p, Vec_Int_t * vDivs, Vec_Int_t * vUs
Vec_Wec_t * vGates = vGias ? Abc_GiaSynthesize(vGias, NULL) : Abc_SopSynthesize(vSops); Vec_Int_t * vGate;
int nOuts = vGias ? Vec_PtrSize(vGias) : Vec_PtrSize(vSops);
int i, k, iObj, nWires = Vec_WecSize(vGates) - Vec_IntSize(vUsed) - nOuts, fFirst = 1;
int nGates[5] = {0}, nInvs = 0, nBufs = 0, nNodes = 0, nConst[2] = {0};
Vec_Ptr_t * vNames = Acb_GenerateSignalNames( p, vDivs, vUsed, nWires, vTars, vGates );
Vec_Str_t * vStr = Vec_StrAlloc( 100 );
int nInvs = 0, nBufs = 0, nNodes = 0, nConst = 0;
Vec_Int_t * vSup = Acb_GetUsedDivs( vDivs, vUsed );
Vec_Int_t * vTfi = Acb_ObjCollectTfiVec( p, vSup );
Vec_Int_t * vTfo = Acb_ObjCollectTfoVec( p, vTars );
int nPiCount = Acb_NtkCountPiBuffers( p, vSup );
int nPoCount = Acb_NtkCountPoDrivers( p, vTars );
int nMffc = Acb_NtkFindMffcSize( p, vSup, nGates );
Vec_IntFree( vSup );
Vec_WecForEachLevelStartStop( vGates, vGate, i, Vec_IntSize(vUsed), Vec_IntSize(vUsed)+nWires )
{
if ( Vec_IntSize(vGate) > 2 )
......@@ -1918,13 +1932,17 @@ Vec_Str_t * Acb_GeneratePatch( Acb_Ntk_t * p, Vec_Int_t * vDivs, Vec_Int_t * vUs
else if ( !strcmp(pName, "not") )
nInvs++;
else
nNodes++;
nNodes += Vec_IntSize(vGate) - 3;
}
else
nConst++;
nConst[Vec_IntEntry(vGate, 0) == ABC_OPER_CONST_T]++;
}
Vec_StrPrintF( vStr, "// Patch statistics: in = %d out = %d gate = %d (const = %d buf = %d inv = %d other = %d)\n\n",
Vec_IntSize(vUsed), nOuts, nWires, nConst, nBufs, nInvs, nNodes );
Vec_StrPrintF( vStr, "// Patch : in = %d out = %d : pi_in = %d po_out = %d : tfi = %d tfo = %d\n", Vec_IntSize(vUsed), nOuts, nPiCount, nPoCount, Vec_IntSize(vTfi), Vec_IntSize(vTfo) );
Vec_StrPrintF( vStr, "// Added : gate =%4d : c0 =%2d c1 =%2d buf =%3d inv =%3d two-input =%4d\n", nWires, nConst[0], nConst[1], nBufs, nInvs, nNodes );
Vec_StrPrintF( vStr, "// Removed : gate =%4d : c0 =%2d c1 =%2d buf =%3d inv =%3d two-input =%4d\n", nMffc, nGates[0], nGates[1], nGates[2], nGates[3], nGates[4] );
Vec_StrPrintF( vStr, "// TOTAL : gate =%4d : c0 =%2d c1 =%2d buf =%3d inv =%3d two-input =%4d\n\n", nWires-nMffc, nConst[0]-nGates[0], nConst[1]-nGates[1], nBufs-nGates[2], nInvs-nGates[3], nNodes-nGates[4] );
Vec_StrAppend( vStr, "module patch (" );
assert( Vec_IntSize(vTars) == nOuts );
......@@ -1980,8 +1998,14 @@ Vec_Str_t * Acb_GeneratePatch( Acb_Ntk_t * p, Vec_Int_t * vDivs, Vec_Int_t * vUs
Vec_PtrFreeFree( vNames );
Vec_WecFree( vGates );
printf( "Synthesized patch with %d inputs, %d outputs and %d gates (const = %d buf = %d inv = %d other = %d).\n",
Vec_IntSize(vUsed), nOuts, nWires, nConst, nBufs, nInvs, nNodes );
// printf( "Synthesized patch with %d inputs, %d outputs and %d gates (const = %d buf = %d inv = %d other = %d).\n",
// Vec_IntSize(vUsed), nOuts, nWires, nConst, nBufs, nInvs, nNodes );
// printf( "Summary of the results\n" );
printf( "\n" );
printf( "Patch : in = %d out = %d : pi_in = %d po_out = %d : tfi = %d tfo = %d\n", Vec_IntSize(vUsed), nOuts, nPiCount, nPoCount, Vec_IntSize(vTfi), Vec_IntSize(vTfo) );
printf( "Added : gate =%4d : c0 =%2d c1 =%2d buf =%3d inv =%3d two-input =%4d\n", nWires, nConst[0], nConst[1], nBufs, nInvs, nNodes );
printf( "Removed : gate =%4d : c0 =%2d c1 =%2d buf =%3d inv =%3d two-input =%4d\n", nMffc, nGates[0], nGates[1], nGates[2], nGates[3], nGates[4] );
printf( "TOTAL : gate =%4d : c0 =%2d c1 =%2d buf =%3d inv =%3d two-input =%4d\n", nWires-nMffc, nConst[0]-nGates[0], nConst[1]-nGates[1], nBufs-nGates[2], nInvs-nGates[3], nNodes-nGates[4] );
return vStr;
}
......@@ -2479,7 +2503,7 @@ Vec_Ptr_t * Acb_TransformPatchFunctions( Vec_Ptr_t * vSops, Vec_Wec_t * vSupps,
Vec_IntWriteEntry( vMap, iVar, Vec_IntSize(vUsed) );
Vec_IntPush( vUsed, iVar );
}
printf( "The number of used variables %d (out of %d).\n", Vec_IntSum(vPres), Vec_IntSize(vPres) );
//printf( "The number of used variables %d (out of %d).\n", Vec_IntSum(vPres), Vec_IntSize(vPres) );
// remap SOPs
Vec_WecForEachLevel( vSupps, vLevel, i )
{
......
src/base/acb/acbUtil.c
......@@ -71,6 +71,15 @@ Vec_Int_t * Acb_ObjCollectTfi( Acb_Ntk_t * p, int iObj, int fTerm )
Acb_ObjCollectTfi_rec( p, iObj, fTerm );
return &p->vArray0;
}
Vec_Int_t * Acb_ObjCollectTfiVec( Acb_Ntk_t * p, Vec_Int_t * vObjs )
{
int i, iObj;
Vec_IntClear( &p->vArray0 );
Acb_NtkIncTravId( p );
Vec_IntForEachEntry( vObjs, iObj, i )
Acb_ObjCollectTfi_rec( p, iObj, 0 );
return &p->vArray0;
}
void Acb_ObjCollectTfo_rec( Acb_Ntk_t * p, int iObj, int fTerm )
{
......@@ -95,6 +104,130 @@ Vec_Int_t * Acb_ObjCollectTfo( Acb_Ntk_t * p, int iObj, int fTerm )
Acb_ObjCollectTfo_rec( p, iObj, fTerm );
return &p->vArray1;
}
Vec_Int_t * Acb_ObjCollectTfoVec( Acb_Ntk_t * p, Vec_Int_t * vObjs )
{
int i, iObj;
if ( !Acb_NtkHasObjFanout(p) )
Acb_NtkCreateFanout( p );
Vec_IntClear( &p->vArray1 );
Acb_NtkIncTravId( p );
Vec_IntForEachEntry( vObjs, iObj, i )
Acb_ObjCollectTfo_rec( p, iObj, 0 );
return &p->vArray1;
}
/**Function*************************************************************
Synopsis [Count the number of nodes driving the POs.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Acb_NtkIsPiBuffers( Acb_Ntk_t * p, int iObj )
{
if ( Acb_ObjIsCi(p, iObj) )
return 1;
if ( Acb_ObjFaninNum(p, iObj) != 1 )
return 0;
return Acb_NtkIsPiBuffers( p, Acb_ObjFanin(p, iObj, 0) );
}
int Acb_NtkCountPiBuffers( Acb_Ntk_t * p, Vec_Int_t * vObjs )
{
int i, iObj, Count = 0;
Vec_IntForEachEntry( vObjs, iObj, i )
Count += Acb_NtkIsPiBuffers( p, iObj );
return Count;
}
int Acb_NtkCountPoDrivers( Acb_Ntk_t * p, Vec_Int_t * vObjs )
{
int i, iObj, Count = 0;
Acb_NtkIncTravId( p );
Acb_NtkForEachCo( p, iObj, i )
Acb_ObjSetTravIdCur( p, iObj );
Acb_NtkForEachCo( p, iObj, i )
Acb_ObjSetTravIdCur( p, Acb_ObjFanin(p, iObj, 0) );
Vec_IntForEachEntry( vObjs, iObj, i )
Count += Acb_ObjIsTravIdCur(p, iObj);
return Count;
}
/**Function*************************************************************
Synopsis [Compute MFFC size.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Acb_NtkNodeDeref_rec( Vec_Int_t * vRefs, Acb_Ntk_t * p, int iObj, int nGates[5] )
{
int i, Fanin, * pFanins, Counter = 1;
if ( Acb_ObjIsCi(p, iObj) )
return 0;
if ( nGates )
{
int Type = Acb_ObjType( p, iObj );
if ( Type == ABC_OPER_CONST_F )
nGates[0]++;
if ( Type == ABC_OPER_CONST_T )
nGates[1]++;
if ( Type == ABC_OPER_BIT_BUF )
nGates[2]++;
if ( Type == ABC_OPER_BIT_INV )
nGates[3]++;
else
nGates[4] += Acb_ObjFaninNum(p, iObj)-1;
}
Acb_ObjForEachFaninFast( p, iObj, pFanins, Fanin, i )
{
assert( Vec_IntEntry(vRefs, Fanin) > 0 );
Vec_IntAddToEntry( vRefs, Fanin, -1 );
if ( Vec_IntEntry(vRefs, Fanin) == 0 )
Counter += Acb_NtkNodeDeref_rec( vRefs, p, Fanin, nGates );
}
return Counter;
}
int Acb_NtkNodeRef_rec( Vec_Int_t * vRefs, Acb_Ntk_t * p, int iObj )
{
int i, Fanin, * pFanins, Counter = 1;
if ( Acb_ObjIsCi(p, iObj) )
return 0;
Acb_ObjForEachFaninFast( p, iObj, pFanins, Fanin, i )
{
if ( Vec_IntEntry(vRefs, Fanin) == 0 )
Counter += Acb_NtkNodeRef_rec( vRefs, p, Fanin );
Vec_IntAddToEntry( vRefs, Fanin, 1 );
}
return Counter;
}
int Acb_NtkFindMffcSize( Acb_Ntk_t * p, Vec_Int_t * vObjs, int nGates[5] )
{
Vec_Int_t * vRefs = Vec_IntStart( Acb_NtkObjNumMax(p) );
int i, iObj, Fanin, * pFanins, Count1 = 0, Count2 = 0;
Acb_NtkForEachObj( p, iObj )
Acb_ObjForEachFaninFast( p, iObj, pFanins, Fanin, i )
Vec_IntAddToEntry( vRefs, Fanin, 1 );
//Vec_IntForEachEntry( vObjs, iObj, i )
// assert( Vec_IntEntry(vRefs, iObj) > 0 );
Vec_IntForEachEntry( vObjs, iObj, i )
Vec_IntAddToEntry( vRefs, iObj, 1 );
Vec_IntForEachEntry( vObjs, iObj, i )
Count1 += Acb_NtkNodeDeref_rec( vRefs, p, iObj, nGates );
Vec_IntForEachEntry( vObjs, iObj, i )
Count2 += Acb_NtkNodeRef_rec( vRefs, p, iObj );
Vec_IntForEachEntry( vObjs, iObj, i )
Vec_IntAddToEntry( vRefs, iObj, -1 );
assert( Count1 == Count2 );
Vec_IntFree( vRefs );
return Count1;
}
/**Function*************************************************************
......
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