diff options
Diffstat (limited to 'src/map/if/ifLibBox.c')
| -rw-r--r-- | src/map/if/ifLibBox.c | 254 |
1 files changed, 254 insertions, 0 deletions
diff --git a/src/map/if/ifLibBox.c b/src/map/if/ifLibBox.c new file mode 100644 index 00000000..678f4e68 --- /dev/null +++ b/src/map/if/ifLibBox.c @@ -0,0 +1,254 @@ +/**CFile**************************************************************** + + FileName [ifLibBox.c] + + SystemName [ABC: Logic synthesis and verification system.] + + PackageName [FPGA mapping based on priority cuts.] + + Synopsis [Box library.] + + Author [Alan Mishchenko] + + Affiliation [UC Berkeley] + + Date [Ver. 1.0. Started - November 21, 2006.] + + Revision [$Id: ifLibBox.c,v 1.00 2006/11/21 00:00:00 alanmi Exp $] + +***********************************************************************/ + +#include "if.h" +#include "misc/extra/extra.h" + +ABC_NAMESPACE_IMPL_START + +//////////////////////////////////////////////////////////////////////// +/// DECLARATIONS /// +//////////////////////////////////////////////////////////////////////// + +#define If_LibBoxForEachBox( p, pBox, i ) \ + Vec_PtrForEachEntry( If_Box_t *, p->vBoxes, pBox, i ) if ( pBox == NULL ) {} else + +//////////////////////////////////////////////////////////////////////// +/// FUNCTION DEFINITIONS /// +//////////////////////////////////////////////////////////////////////// + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +If_Box_t * If_BoxStart( char * pName, int Id, int fWhite, int nPis, int nPos ) +{ + If_Box_t * p; + p = ABC_CALLOC( If_Box_t, 1 ); + p->pName = pName; // consumes memory + p->Id = Id; + p->fWhite = fWhite; + p->nPis = nPis; + p->nPos = nPos; + p->pDelays = ABC_CALLOC( int, nPis * nPos ); + return p; +} +If_Box_t * If_BoxDup( If_Box_t * p ) +{ + If_Box_t * pNew = NULL; + return pNew; +} +void If_BoxFree( If_Box_t * p ) +{ + ABC_FREE( p->pDelays ); + ABC_FREE( p->pName ); + ABC_FREE( p ); +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +If_LibBox_t * If_LibBoxStart() +{ + If_LibBox_t * p; + p = ABC_CALLOC( If_LibBox_t, 1 ); + p->vBoxes = Vec_PtrAlloc( 100 ); + return p; +} +If_LibBox_t * If_LibBoxDup( If_Box_t * p ) +{ + If_LibBox_t * pNew = NULL; + return pNew; +} +void If_LibBoxFree( If_LibBox_t * p ) +{ + If_Box_t * pBox; + int i; + if ( p == NULL ) + return; + If_LibBoxForEachBox( p, pBox, i ) + If_BoxFree( pBox ); + Vec_PtrFree( p->vBoxes ); + ABC_FREE( p ); +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +If_Box_t * If_LibBoxReadBox( If_LibBox_t * p, int Id ) +{ + return (If_Box_t *)Vec_PtrEntry( p->vBoxes, Id ); +} +void If_LibBoxAdd( If_LibBox_t * p, If_Box_t * pBox ) +{ + if ( pBox->Id >= Vec_PtrSize(p->vBoxes) ) + Vec_PtrFillExtra( p->vBoxes, 2 * pBox->Id + 10, NULL ); + assert( Vec_PtrEntry( p->vBoxes, pBox->Id ) == NULL ); + Vec_PtrWriteEntry( p->vBoxes, pBox->Id, pBox ); +} + + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +char * If_LibBoxGetToken( FILE * pFile ) +{ + static char pBuffer[1000]; + char c, * pTemp = pBuffer; + while ( (c = fgetc(pFile)) != EOF ) + { + if ( c == '#' ) + { + while ( (c = fgetc(pFile)) != EOF ) + if ( c == '\n' ) + break; + } + if ( c == ' ' || c == '\t' || c == '\n' || c == '\r' ) + { + if ( pTemp > pBuffer ) + break; + continue; + } + *pTemp++ = c; + } + *pTemp = 0; + return pTemp > pBuffer ? pBuffer : NULL; +} +If_LibBox_t * If_LibBoxRead( char * pFileName ) +{ + FILE * pFile; + If_LibBox_t * p; + If_Box_t * pBox; + char * pToken; + char * pName; + int i, Id, fWhite, nPis, nPos; + pFile = fopen( pFileName, "rb" ); + if ( pFile == NULL ) + { + printf( "Cannot open file \"%s\".\n", pFileName ); + return NULL; + } + // get the library name + pToken = If_LibBoxGetToken( pFile ); + if ( pToken == NULL ) + { + printf( "Cannot read library name from file \"%s\".\n", pFileName ); + return NULL; + } + // create library + p = If_LibBoxStart(); + while ( pToken ) + { + // save name + pName = Abc_UtilStrsav(pToken); + // save ID + pToken = If_LibBoxGetToken( pFile ); + Id = atoi( pToken ); + // save white/black + pToken = If_LibBoxGetToken( pFile ); + fWhite = atoi( pToken ); + // save PIs + pToken = If_LibBoxGetToken( pFile ); + nPis = atoi( pToken ); + // save POs + pToken = If_LibBoxGetToken( pFile ); + nPos = atoi( pToken ); + // create box + pBox = If_BoxStart( pName, Id, fWhite, nPis, nPos ); + If_LibBoxAdd( p, pBox ); + // read the table + for ( i = 0; i < nPis * nPos; i++ ) + { + pToken = If_LibBoxGetToken( pFile ); + pBox->pDelays[i] = (pToken[0] == '-') ? -1 : atoi(pToken); + } + // extract next name + pToken = If_LibBoxGetToken( pFile ); + } + fclose( pFile ); + return p; +} +void If_LibBoxPrint( FILE * pFile, If_LibBox_t * p ) +{ + If_Box_t * pBox; + int i, j, k; + fprintf( pFile, "# Box library written by ABC on %s.\n", Extra_TimeStamp() ); + If_LibBoxForEachBox( p, pBox, i ) + { + fprintf( pFile, "%s %d %d %d %d\n", pBox->pName, pBox->Id, pBox->fWhite, pBox->nPis, pBox->nPos ); + for ( j = 0; j < pBox->nPos; j++, printf("\n") ) + for ( k = 0; k < pBox->nPis; k++ ) + if ( pBox->pDelays[j * pBox->nPis + k] == -1 ) + fprintf( pFile, " - " ); + else + fprintf( pFile, "%5d ", pBox->pDelays[j * pBox->nPis + k] ); + } +} +void If_LibBoxWrite( char * pFileName, If_LibBox_t * p ) +{ + FILE * pFile; + pFile = fopen( pFileName, "wb" ); + if ( pFile == NULL ) + { + printf( "Cannot open file \"%s\".\n", pFileName ); + return; + } + If_LibBoxPrint( pFile, p ); + fclose( pFile ); +} + +//////////////////////////////////////////////////////////////////////// +/// END OF FILE /// +//////////////////////////////////////////////////////////////////////// + + +ABC_NAMESPACE_IMPL_END + |