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-rw-r--r--src/aig/tim/module.make1
-rw-r--r--src/aig/tim/tim.c532
-rw-r--r--src/aig/tim/tim.h85
3 files changed, 0 insertions, 618 deletions
diff --git a/src/aig/tim/module.make b/src/aig/tim/module.make
deleted file mode 100644
index 81079346..00000000
--- a/src/aig/tim/module.make
+++ /dev/null
@@ -1 +0,0 @@
-SRC += src/aig/tim/tim.c
diff --git a/src/aig/tim/tim.c b/src/aig/tim/tim.c
deleted file mode 100644
index 8d312dba..00000000
--- a/src/aig/tim/tim.c
+++ /dev/null
@@ -1,532 +0,0 @@
-/**CFile****************************************************************
-
- FileName [tim.c]
-
- SystemName [ABC: Logic synthesis and verification system.]
-
- PackageName [A timing manager.]
-
- Synopsis [Representation of timing information.]
-
- Author [Alan Mishchenko]
-
- Affiliation [UC Berkeley]
-
- Date [Ver. 1.0. Started - April 28, 2007.]
-
- Revision [$Id: tim.c,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
-
-***********************************************************************/
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <assert.h>
-#include <time.h>
-
-#include "vec.h"
-#include "mem.h"
-#include "tim.h"
-
-#define AIG_MIN(a,b) (((a) < (b))? (a) : (b))
-#define AIG_MAX(a,b) (((a) > (b))? (a) : (b))
-#define AIG_ABS(a) (((a) >= 0)? (a) :-(a))
-#define AIG_INFINITY (100000000)
-
-////////////////////////////////////////////////////////////////////////
-/// DECLARATIONS ///
-////////////////////////////////////////////////////////////////////////
-
-typedef struct Tim_Box_t_ Tim_Box_t;
-typedef struct Tim_Obj_t_ Tim_Obj_t;
-
-// timing manager
-struct Tim_Man_t_
-{
- Vec_Ptr_t * vBoxes; // the timing boxes
- Vec_Ptr_t * vDelayTables; // pointers to the delay tables
- Mem_Flex_t * pMemObj; // memory manager for boxes
- int nTravIds; // traversal ID of the manager
- int nPis; // the number of PIs
- int nPos; // the number of POs
- Tim_Obj_t * pPis; // timing info for the PIs
- Tim_Obj_t * pPos; // timing info for the POs
-};
-
-// timing box
-struct Tim_Box_t_
-{
- int iBox; // the unique ID of this box
- int TravId; // traversal ID of this box
- int nInputs; // the number of box inputs (POs)
- int nOutputs; // the number of box outputs (PIs)
- float * pDelayTable; // delay for each input->output path
- int Inouts[0]; // the int numbers of PIs and POs
-};
-
-// timing object
-struct Tim_Obj_t_
-{
- int Id; // the ID of this object
- int TravId; // traversal ID of this object
- int iObj2Box; // mapping of the object into its box
- int iObj2Num; // mapping of the object into its number in the box
- float timeArr; // arrival time of the object
- float timeReq; // required time of the object
-};
-
-static inline Tim_Obj_t * Tim_ManPi( Tim_Man_t * p, int i ) { assert( i < p->nPis ); return p->pPis + i; }
-static inline Tim_Obj_t * Tim_ManPo( Tim_Man_t * p, int i ) { assert( i < p->nPos ); return p->pPos + i; }
-
-static inline Tim_Box_t * Tim_ManPiBox( Tim_Man_t * p, int i ) { return Tim_ManPi(p,i)->iObj2Box < 0 ? NULL : Vec_PtrEntry( p->vBoxes, Tim_ManPi(p,i)->iObj2Box ); }
-static inline Tim_Box_t * Tim_ManPoBox( Tim_Man_t * p, int i ) { return Tim_ManPo(p,i)->iObj2Box < 0 ? NULL : Vec_PtrEntry( p->vBoxes, Tim_ManPo(p,i)->iObj2Box ); }
-
-static inline Tim_Obj_t * Tim_ManBoxInput( Tim_Man_t * p, Tim_Box_t * pBox, int i ) { assert( i < pBox->nInputs ); return p->pPos + pBox->Inouts[i]; }
-static inline Tim_Obj_t * Tim_ManBoxOutput( Tim_Man_t * p, Tim_Box_t * pBox, int i ) { assert( i < pBox->nOutputs ); return p->pPis + pBox->Inouts[pBox->nInputs+i]; }
-
-#define Tim_ManBoxForEachInput( p, pBox, pObj, i ) \
- for ( i = 0; (i < (pBox)->nInputs) && ((pObj) = Tim_ManBoxInput(p, pBox, i)); i++ )
-#define Tim_ManBoxForEachOutput( p, pBox, pObj, i ) \
- for ( i = 0; (i < (pBox)->nOutputs) && ((pObj) = Tim_ManBoxOutput(p, pBox, i)); i++ )
-
-#define Tim_ManForEachPi( p, pObj, i ) \
- for ( i = 0; (i < (p)->nPis) && ((pObj) = (p)->pPis + i); i++ ) \
- if ( pObj->iObj2Box >= 0 ) {} else
-#define Tim_ManForEachPo( p, pObj, i ) \
- for ( i = 0; (i < (p)->nPos) && ((pObj) = (p)->pPos + i); i++ ) \
- if ( pObj->iObj2Box >= 0 ) {} else
-#define Tim_ManForEachBox( p, pBox, i ) \
- Vec_PtrForEachEntry( p->vBoxes, pBox, i )
-
-////////////////////////////////////////////////////////////////////////
-/// FUNCTION DEFINITIONS ///
-////////////////////////////////////////////////////////////////////////
-
-/**Function*************************************************************
-
- Synopsis [Starts the timing manager.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-Tim_Man_t * Tim_ManStart( int nPis, int nPos )
-{
- Tim_Man_t * p;
- int i;
- p = ALLOC( Tim_Man_t, 1 );
- memset( p, 0, sizeof(Tim_Man_t) );
- p->pMemObj = Mem_FlexStart();
- p->vBoxes = Vec_PtrAlloc( 100 );
- p->nPis = nPis;
- p->nPos = nPos;
- p->pPis = ALLOC( Tim_Obj_t, nPis );
- memset( p->pPis, 0, sizeof(Tim_Obj_t) * nPis );
- p->pPos = ALLOC( Tim_Obj_t, nPos );
- memset( p->pPos, 0, sizeof(Tim_Obj_t) * nPos );
- for ( i = 0; i < nPis; i++ )
- {
- p->pPis[i].Id = i;
- p->pPis[i].iObj2Box = p->pPis[i].iObj2Num = -1;
- p->pPis[i].timeReq = AIG_INFINITY;
- p->pPis[i].timeArr = 0.0;
- p->pPis[i].TravId = 0;
- }
- for ( i = 0; i < nPos; i++ )
- {
- p->pPos[i].Id = i;
- p->pPos[i].iObj2Box = p->pPos[i].iObj2Num = -1;
- p->pPos[i].timeReq = AIG_INFINITY;
- p->pPos[i].timeArr = 0.0;
- p->pPos[i].TravId = 0;
- }
- return p;
-}
-
-/**Function*************************************************************
-
- Synopsis [Stops the timing manager.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManStop( Tim_Man_t * p )
-{
- float * pTable;
- int i;
- if ( p->vDelayTables )
- {
- Vec_PtrForEachEntry( p->vDelayTables, pTable, i )
- FREE( pTable );
- Vec_PtrFree( p->vDelayTables );
- }
- Vec_PtrFree( p->vBoxes );
- Mem_FlexStop( p->pMemObj, 0 );
- free( p->pPis );
- free( p->pPos );
- free( p );
-}
-
-/**Function*************************************************************
-
- Synopsis [Stops the timing manager.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManPrint( Tim_Man_t * p )
-{
- Tim_Box_t * pBox;
- Tim_Obj_t * pObj;
- int i;
- printf( "TIMING INFORMATION:\n" );
- Tim_ManForEachPi( p, pObj, i )
- printf( "pi%5d : arr = %5.3f req = %5.3f\n", i, pObj->timeArr, pObj->timeReq );
- Tim_ManForEachPo( p, pObj, i )
- printf( "po%5d : arr = %5.3f req = %5.3f\n", i, pObj->timeArr, pObj->timeReq );
- Tim_ManForEachBox( p, pBox, i )
- {
- printf( "*** Box %3d : Ins = %d. Outs = %d.\n", i, pBox->nInputs, pBox->nOutputs );
- printf( "Delay table:" );
- for ( i = 0; i < pBox->nInputs * pBox->nOutputs; i++ )
- printf( " %5.3f", pBox->pDelayTable[i] );
- printf( "\n" );
- Tim_ManBoxForEachInput( p, pBox, pObj, i )
- printf( "box-inp%3d : arr = %5.3f req = %5.3f\n", i, pObj->timeArr, pObj->timeReq );
- Tim_ManBoxForEachOutput( p, pBox, pObj, i )
- printf( "box-out%3d : arr = %5.3f req = %5.3f\n", i, pObj->timeArr, pObj->timeReq );
- }
- printf( "\n" );
-}
-
-/**Function*************************************************************
-
- Synopsis [Sets the vector of timing tables associated with the manager.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManSetDelayTables( Tim_Man_t * p, Vec_Ptr_t * vDelayTables )
-{
- assert( p->vDelayTables == NULL );
- p->vDelayTables = vDelayTables;
-}
-
-/**Function*************************************************************
-
- Synopsis [Creates the new timing box.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManCreateBox( Tim_Man_t * p, int * pIns, int nIns, int * pOuts, int nOuts, float * pDelayTable )
-{
- Tim_Box_t * pBox;
- int i;
- pBox = (Tim_Box_t *)Mem_FlexEntryFetch( p->pMemObj, sizeof(Tim_Box_t) + sizeof(int) * (nIns+nOuts) );
- memset( pBox, 0, sizeof(Tim_Box_t) );
- pBox->iBox = Vec_PtrSize( p->vBoxes );
- Vec_PtrPush( p->vBoxes, pBox );
- pBox->pDelayTable = pDelayTable;
- pBox->nInputs = nIns;
- pBox->nOutputs = nOuts;
- for ( i = 0; i < nIns; i++ )
- {
- assert( pIns[i] < p->nPos );
- pBox->Inouts[i] = pIns[i];
- p->pPos[pIns[i]].iObj2Box = pBox->iBox;
- p->pPos[pIns[i]].iObj2Num = i;
- }
- for ( i = 0; i < nOuts; i++ )
- {
- assert( pOuts[i] < p->nPis );
- pBox->Inouts[nIns+i] = pOuts[i];
- p->pPis[pOuts[i]].iObj2Box = pBox->iBox;
- p->pPis[pOuts[i]].iObj2Num = i;
- }
-}
-
-/**Function*************************************************************
-
- Synopsis [Creates the new timing box.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManCreateBoxFirst( Tim_Man_t * p, int firstIn, int nIns, int firstOut, int nOuts, float * pDelayTable )
-{
- Tim_Box_t * pBox;
- int i;
- pBox = (Tim_Box_t *)Mem_FlexEntryFetch( p->pMemObj, sizeof(Tim_Box_t) + sizeof(int) * (nIns+nOuts) );
- memset( pBox, 0, sizeof(Tim_Box_t) );
- pBox->iBox = Vec_PtrSize( p->vBoxes );
- Vec_PtrPush( p->vBoxes, pBox );
- pBox->pDelayTable = pDelayTable;
- pBox->nInputs = nIns;
- pBox->nOutputs = nOuts;
- for ( i = 0; i < nIns; i++ )
- {
- assert( firstIn+i < p->nPos );
- pBox->Inouts[i] = firstIn+i;
- p->pPos[firstIn+i].iObj2Box = pBox->iBox;
- p->pPos[firstIn+i].iObj2Num = i;
- }
- for ( i = 0; i < nOuts; i++ )
- {
- assert( firstOut+i < p->nPis );
- pBox->Inouts[nIns+i] = firstOut+i;
- p->pPis[firstOut+i].iObj2Box = pBox->iBox;
- p->pPis[firstOut+i].iObj2Num = i;
- }
-}
-
-
-
-/**Function*************************************************************
-
- Synopsis [Increments the trav ID of the manager.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManIncrementTravId( Tim_Man_t * p )
-{
- p->nTravIds++;
-}
-
-/**Function*************************************************************
-
- Synopsis [Initializes arrival time of the PI.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManInitPiArrival( Tim_Man_t * p, int iPi, float Delay )
-{
- assert( iPi < p->nPis );
- p->pPis[iPi].timeArr = Delay;
-}
-
-/**Function*************************************************************
-
- Synopsis [Initializes required time of the PO.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManInitPoRequired( Tim_Man_t * p, int iPo, float Delay )
-{
- assert( iPo < p->nPos );
- p->pPos[iPo].timeReq = Delay;
-}
-
-/**Function*************************************************************
-
- Synopsis [Updates required time of the PO.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManSetPoArrival( Tim_Man_t * p, int iPo, float Delay )
-{
- assert( iPo < p->nPos );
- assert( p->pPos[iPo].TravId != p->nTravIds );
- p->pPos[iPo].timeArr = Delay;
- p->pPos[iPo].TravId = p->nTravIds;
-}
-
-/**Function*************************************************************
-
- Synopsis [Updates arrival time of the PI.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManSetPiRequired( Tim_Man_t * p, int iPi, float Delay )
-{
- assert( iPi < p->nPis );
- assert( p->pPis[iPi].TravId != p->nTravIds );
- p->pPis[iPi].timeReq = Delay;
- p->pPis[iPi].TravId = p->nTravIds;
-}
-
-/**Function*************************************************************
-
- Synopsis [Updates required time of the PO.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManSetPoRequired( Tim_Man_t * p, int iPo, float Delay )
-{
- assert( iPo < p->nPos );
- assert( p->pPos[iPo].TravId != p->nTravIds );
- p->pPos[iPo].timeReq = Delay;
- p->pPos[iPo].TravId = p->nTravIds;
-}
-
-/**Function*************************************************************
-
- Synopsis [Sets the correct required times for all POs.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-void Tim_ManSetPoRequiredAll( Tim_Man_t * p, float Delay )
-{
- Tim_Obj_t * pObj;
- int i;
- Tim_ManForEachPo( p, pObj, i )
- Tim_ManSetPoRequired( p, i, Delay );
-}
-
-
-/**Function*************************************************************
-
- Synopsis [Returns PI arrival time.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-float Tim_ManGetPiArrival( Tim_Man_t * p, int iPi )
-{
- Tim_Box_t * pBox;
- Tim_Obj_t * pObjThis, * pObj, * pObjRes;
- float * pDelays, DelayBest;
- int i, k;
- // consider the already processed PI
- pObjThis = Tim_ManPi( p, iPi );
- if ( pObjThis->TravId == p->nTravIds )
- return pObjThis->timeArr;
- pObjThis->TravId = p->nTravIds;
- // consider the main PI
- pBox = Tim_ManPiBox( p, iPi );
- if ( pBox == NULL )
- return pObjThis->timeArr;
- // update box timing
- pBox->TravId = p->nTravIds;
- // get the arrival times of the inputs of the box (POs)
- Tim_ManBoxForEachInput( p, pBox, pObj, i )
- if ( pObj->TravId != p->nTravIds )
- printf( "Tim_ManGetPiArrival(): PO arrival times of the box are not up to date!\n" );
- // compute the arrival times for each output of the box (PIs)
- Tim_ManBoxForEachOutput( p, pBox, pObjRes, i )
- {
- pDelays = pBox->pDelayTable + i * pBox->nInputs;
- DelayBest = -AIG_INFINITY;
- Tim_ManBoxForEachInput( p, pBox, pObj, k )
- DelayBest = AIG_MAX( DelayBest, pObj->timeArr + pDelays[k] );
- pObjRes->timeArr = DelayBest;
- pObjRes->TravId = p->nTravIds;
- }
- return pObjThis->timeArr;
-}
-
-/**Function*************************************************************
-
- Synopsis [Returns PO required time.]
-
- Description []
-
- SideEffects []
-
- SeeAlso []
-
-***********************************************************************/
-float Tim_ManGetPoRequired( Tim_Man_t * p, int iPo )
-{
- Tim_Box_t * pBox;
- Tim_Obj_t * pObjThis, * pObj, * pObjRes;
- float * pDelays, DelayBest;
- int i, k;
- // consider the already processed PO
- pObjThis = Tim_ManPo( p, iPo );
- if ( pObjThis->TravId == p->nTravIds )
- return pObjThis->timeReq;
- pObjThis->TravId = p->nTravIds;
- // consider the main PO
- pBox = Tim_ManPoBox( p, iPo );
- if ( pBox == NULL )
- return pObjThis->timeReq;
- // update box timing
- pBox->TravId = p->nTravIds;
- // get the required times of the inputs of the box (POs)
- Tim_ManBoxForEachOutput( p, pBox, pObj, i )
- if ( pObj->TravId != p->nTravIds )
- printf( "Tim_ManGetPoRequired(): PI required times of the box are not up to date!\n" );
- // compute the required times for each output of the box (PIs)
- Tim_ManBoxForEachInput( p, pBox, pObjRes, i )
- {
- DelayBest = AIG_INFINITY;
- Tim_ManBoxForEachOutput( p, pBox, pObj, k )
- {
- pDelays = pBox->pDelayTable + k * pBox->nInputs;
- DelayBest = AIG_MIN( DelayBest, pObj->timeReq - pDelays[i] );
- }
- pObjRes->timeReq = DelayBest;
- pObjRes->TravId = p->nTravIds;
- }
- return pObjThis->timeReq;
-}
-
-
-////////////////////////////////////////////////////////////////////////
-/// END OF FILE ///
-////////////////////////////////////////////////////////////////////////
-
-
diff --git a/src/aig/tim/tim.h b/src/aig/tim/tim.h
deleted file mode 100644
index d7544169..00000000
--- a/src/aig/tim/tim.h
+++ /dev/null
@@ -1,85 +0,0 @@
-/**CFile****************************************************************
-
- FileName [tim.h]
-
- SystemName [ABC: Logic synthesis and verification system.]
-
- PackageName [A timing manager.]
-
- Synopsis [External declarations.]
-
- Author [Alan Mishchenko]
-
- Affiliation [UC Berkeley]
-
- Date [Ver. 1.0. Started - April 28, 2007.]
-
- Revision [$Id: tim.h,v 1.00 2007/04/28 00:00:00 alanmi Exp $]
-
-***********************************************************************/
-
-#ifndef __TIM_H__
-#define __TIM_H__
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-////////////////////////////////////////////////////////////////////////
-/// INCLUDES ///
-////////////////////////////////////////////////////////////////////////
-
-////////////////////////////////////////////////////////////////////////
-/// PARAMETERS ///
-////////////////////////////////////////////////////////////////////////
-
-////////////////////////////////////////////////////////////////////////
-/// BASIC TYPES ///
-////////////////////////////////////////////////////////////////////////
-
-typedef struct Tim_Man_t_ Tim_Man_t;
-
-////////////////////////////////////////////////////////////////////////
-/// MACRO DEFINITIONS ///
-////////////////////////////////////////////////////////////////////////
-
-
-////////////////////////////////////////////////////////////////////////
-/// ITERATORS ///
-////////////////////////////////////////////////////////////////////////
-
-////////////////////////////////////////////////////////////////////////
-/// SEQUENTIAL ITERATORS ///
-////////////////////////////////////////////////////////////////////////
-
-////////////////////////////////////////////////////////////////////////
-/// FUNCTION DECLARATIONS ///
-////////////////////////////////////////////////////////////////////////
-
-/*=== time.c ===========================================================*/
-extern Tim_Man_t * Tim_ManStart( int nPis, int nPos );
-extern void Tim_ManStop( Tim_Man_t * p );
-extern void Tim_ManPrint( Tim_Man_t * p );
-extern void Tim_ManSetDelayTables( Tim_Man_t * p, Vec_Ptr_t * vDelayTables );
-extern void Tim_ManCreateBox( Tim_Man_t * p, int * pIns, int nIns, int * pOuts, int nOuts, float * pDelayTable );
-extern void Tim_ManCreateBoxFirst( Tim_Man_t * p, int firstIn, int nIns, int firstOut, int nOuts, float * pDelayTable );
-extern void Tim_ManIncrementTravId( Tim_Man_t * p );
-extern void Tim_ManInitPiArrival( Tim_Man_t * p, int iPi, float Delay );
-extern void Tim_ManInitPoRequired( Tim_Man_t * p, int iPo, float Delay );
-extern void Tim_ManSetPoArrival( Tim_Man_t * p, int iPo, float Delay );
-extern void Tim_ManSetPiRequired( Tim_Man_t * p, int iPi, float Delay );
-extern void Tim_ManSetPoRequired( Tim_Man_t * p, int iPo, float Delay );
-extern void Tim_ManSetPoRequiredAll( Tim_Man_t * p, float Delay );
-extern float Tim_ManGetPiArrival( Tim_Man_t * p, int iPi );
-extern float Tim_ManGetPoRequired( Tim_Man_t * p, int iPo );
-
-#ifdef __cplusplus
-}
-#endif
-
-#endif
-
-////////////////////////////////////////////////////////////////////////
-/// END OF FILE ///
-////////////////////////////////////////////////////////////////////////
-
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