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-rw-r--r--src/base/abci/abcIf.c62
1 files changed, 51 insertions, 11 deletions
diff --git a/src/base/abci/abcIf.c b/src/base/abci/abcIf.c
index bc38c496..b5228594 100644
--- a/src/base/abci/abcIf.c
+++ b/src/base/abci/abcIf.c
@@ -19,6 +19,7 @@
***********************************************************************/
#include "abc.h"
+#include "main.h"
#include "if.h"
#include "kit.h"
#include "aig.h"
@@ -332,7 +333,7 @@ Abc_Ntk_t * Abc_NtkFromIf( If_Man_t * pIfMan, Abc_Ntk_t * pNtk )
Abc_NtkBddReorder( pNtkNew, 0 );
// decouple the PO driver nodes to reduce the number of levels
nDupGates = Abc_NtkLogicMakeSimpleCos( pNtkNew, !pIfMan->pPars->fUseBuffs );
- if ( nDupGates && pIfMan->pPars->fVerbose )
+ if ( nDupGates && pIfMan->pPars->fVerbose && !Abc_FrameReadFlag("silentmode") )
{
if ( pIfMan->pPars->fUseBuffs )
printf( "Added %d buffers/inverters to decouple the CO drivers.\n", nDupGates );
@@ -812,16 +813,19 @@ void Abc_NtkCollectPoDrivers( If_Man_t * p, Abc_Ntk_t * pNtk )
int i, g, nGroups;
if ( pNtk->nRealPos == 0 )
{
- printf( "PO drivers are not defined.\n" );
+ if ( !Abc_FrameReadFlag("silentmode") )
+ printf( "PO drivers are not defined.\n" );
return;
}
if ( (Abc_NtkPoNum(pNtk) - pNtk->nRealPos) % 5 != 0 )
{
- printf( "PO drivers are not divisible by 5.\n" );
+ if ( !Abc_FrameReadFlag("silentmode") )
+ printf( "PO drivers are not divisible by 5.\n" );
return;
}
nGroups = (Abc_NtkPoNum(pNtk) - pNtk->nRealPos) / 5;
- printf( "Processing %d groups of PO drivers.\n", nGroups );
+ if ( !Abc_FrameReadFlag("silentmode") )
+ printf( "Processing %d groups of PO drivers.\n", nGroups );
// mark the drivers (0 a 1 b 2 c 3 s 4 c)
assert( p->pDriverCuts == NULL );
p->pDriverCuts = ABC_CALLOC( Vec_Int_t *, If_ManObjNum(p) );
@@ -987,7 +991,9 @@ void Abc_NtkFreePoDrivers( If_Man_t * p, Abc_Ntk_t * pNtk )
int i;
if ( p->pDriverCuts == NULL )
return;
- printf( "Actual delay after mapping = %.2f\n", p->RequiredGlo );
+ pNtk->nRealDelay = p->RequiredGlo;
+ if ( !Abc_FrameReadFlag("silentmode") )
+ printf( "Actual delay after mapping = %.2f\n", p->RequiredGlo );
assert( Abc_NtkPoNum(pNtk) == If_ManCoNum(p) - Abc_NtkLatchNum(pNtk) );
// print the cut sizes of the drivers
for ( i = pNtk->nRealPos; i < Abc_NtkPoNum(pNtk); i += 5 )
@@ -1080,7 +1086,8 @@ void Abc_NtkRecreatePoDrivers( If_Man_t * p, Abc_Ntk_t * pNtkNew )
float RealLutArea;
if ( pNtkNew->vRealPos == NULL )
{
- printf( "Missing key information.\n" );
+ if ( !Abc_FrameReadFlag("silentmode") )
+ printf( "Missing key information.\n" );
return;
}
@@ -1088,7 +1095,7 @@ void Abc_NtkRecreatePoDrivers( If_Man_t * p, Abc_Ntk_t * pNtkNew )
// create drivers
vDrivers = Vec_PtrStart( pNtkNew->nRealPos );
vDriverInvs = Vec_IntStart( pNtkNew->nRealPos );
- pNtkNew->vRealNodes = Vec_IntAlloc( pNtkNew->nRealPos );
+ pNtkNew->vRealNodes = Vec_IntAlloc( Abc_NtkPoNum(pNtkNew) - pNtkNew->nRealPos );
for ( i = pNtkNew->nRealPos; i < Abc_NtkPoNum(pNtkNew); i++ )
{
pObj = Abc_NtkPo( pNtkNew, i );
@@ -1130,12 +1137,16 @@ void Abc_NtkRecreatePoDrivers( If_Man_t * p, Abc_Ntk_t * pNtkNew )
Vec_PtrPush( vFanins, pExor );
Vec_PtrPush( vFanins, (Abc_Obj_t *)Vec_PtrEntry(vDrivers, numPo+2) );
pNode = Abc_NtkCreateNodeExor( pNtkNew, vFanins );
+ // update pointers
Vec_PtrWriteEntry( vDriversNew, numPo+3, pNode );
+ Vec_IntWriteEntry( pNtkNew->vRealNodes, numPo+3 - pNtkNew->nRealPos, Abc_ObjId(pNode) );
// create MUX
pNode = Abc_NtkCreateNodeMux( pNtkNew, pExor,
(Abc_Obj_t *)Vec_PtrEntry(vDrivers, numPo+2),
(Abc_Obj_t *)Vec_PtrEntry(vDrivers, numPo+(fCompl ? 0 : 1)) );
+ // update pointers
Vec_PtrWriteEntry( vDriversNew, numPo+4, pNode );
+ Vec_IntWriteEntry( pNtkNew->vRealNodes, numPo+4 - pNtkNew->nRealPos, Abc_ObjId(pNode) );
}
}
Vec_PtrFree( vFanins );
@@ -1147,15 +1158,31 @@ void Abc_NtkRecreatePoDrivers( If_Man_t * p, Abc_Ntk_t * pNtkNew )
{
pObj = Abc_NtkPo( pNtkNew, numPo+3 );
Vec_IntWriteEntry( vNodeMap, Abc_ObjId( Abc_ObjFanin0(pObj) ), numPo+3 );
+
+ // update the PO pointer
+// if ( Abc_ObjFaninC0(pObj) )
+// Abc_ObjXorFaninC( pObj, 0 );
+// Abc_ObjPatchFanin( pObj, Abc_ObjFanin0(pObj), Vec_PtrEntry(vDriversNew, numPo+3) );
+
pObj = Abc_NtkPo( pNtkNew, numPo+4 );
Vec_IntWriteEntry( vNodeMap, Abc_ObjId( Abc_ObjFanin0(pObj) ), numPo+4 );
+
+ // update the PO pointer
+// if ( Abc_ObjFaninC0(pObj) )
+// Abc_ObjXorFaninC( pObj, 0 );
+// Abc_ObjPatchFanin( pObj, Abc_ObjFanin0(pObj), Vec_PtrEntry(vDriversNew, numPo+4) );
+
}
// replace logic
Abc_NtkForEachObj( pNtkNew, pObj, i )
{
+// if ( Abc_ObjIsPo(pObj) )
+// continue;
Abc_ObjForEachFanin( pObj, pFanin, k )
{
+ if ( !Abc_ObjIsNode(pFanin) || Abc_ObjFaninNum(pFanin) == 0 )
+ continue;
numPo = Vec_IntEntry( vNodeMap, Abc_ObjId(pFanin) );
if ( numPo == ~0 )
continue;
@@ -1171,14 +1198,24 @@ void Abc_NtkRecreatePoDrivers( If_Man_t * p, Abc_Ntk_t * pNtkNew )
Abc_ObjPatchFanin( pObj, pFanin, pFaninNew );
}
}
+
+ // sweep
+ Abc_NtkCleanupNodes( pNtkNew, vDriversNew, 0 );
+
+ // make sure that all vDriversNew are still present
+ {
+ Abc_Obj_t * pObj;
+ int i;
+ Vec_PtrForEachEntry( Abc_Obj_t *, vDriversNew, pObj, i )
+ if ( pObj && Abc_ObjIsNone(pObj) )
+ assert( 0 );
+ }
+
Vec_PtrFree( vDrivers );
Vec_PtrFree( vDriversNew );
Vec_IntFree( vNodeMap );
Vec_IntFree( vDriverInvs );
- // sweep
- Abc_NtkCleanup( pNtkNew, 0 );
-
// count non-trivial LUTs nodes
nRealLuts = -2 * Vec_VecSizeSize(pNtkNew->vRealPos);
RealLutArea = -(p->pPars->pLutLib ? p->pPars->pLutLib->pLutAreas[2] + p->pPars->pLutLib->pLutAreas[3] : 2.0) * Vec_VecSizeSize(pNtkNew->vRealPos);
@@ -1188,7 +1225,10 @@ void Abc_NtkRecreatePoDrivers( If_Man_t * p, Abc_Ntk_t * pNtkNew )
nRealLuts++;
RealLutArea += p->pPars->pLutLib->pLutAreas[Abc_ObjFaninNum(pNode)];
}
- printf( "The number of real LUTs = %d. Real LUT area = %.2f.\n", nRealLuts, RealLutArea );
+ if ( !Abc_FrameReadFlag("silentmode") )
+ printf( "The number of real LUTs = %d. Real LUT area = %.2f.\n", nRealLuts, RealLutArea );
+ pNtkNew->nRealLuts = nRealLuts;
+ pNtkNew->nRealArea = RealLutArea;
}
////////////////////////////////////////////////////////////////////////
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-08 17:03:53 +0000