mapperSuper.c File Reference

#include "mapperInt.h"

Include dependency graph for mapperSuper.c:

Go to the source code of this file.

Functions
int	Map_LibraryRead (Map_SuperLib_t *pLib, char *pFileName)
	FUNCTION DEFINITIONS ///.
char *	Map_LibraryReadFormulaStep (char *pFormula, char *pStrings[], int *pnStrings)
void	Map_LibraryPrintSupergate (Map_Super_t *pGate)

Function Documentation

Map_LibraryPrintSupergate()

void Map_LibraryPrintSupergate

(

Map_Super_t *

pGate

)

Function*************************************************************

Synopsis []

Description []

SideEffects []

SeeAlso []

Definition at line 403 of file mapperSuper.c.

{
    printf( "%5d : ",  pGate->nUsed );
    printf( "%5d   ",  pGate->Num );
    printf( "A = %5.2f   ",  pGate->Area );
    printf( "D = %5.2f/%5.2f/%5.2f   ", pGate->tDelayMax.Rise, pGate->tDelayMax.Fall, pGate->tDelayMax.Worst );
    printf( "%s",    pGate->pFormula );
    printf( "\n" );
}

Map_LibraryRead()

int Map_LibraryRead	(	Map_SuperLib_t *	pLib,
		char *	pFileName )

FUNCTION DEFINITIONS ///.

Function*************************************************************

Synopsis [Reads the supergate library from file.]

Description []

SideEffects []

SeeAlso []

Definition at line 50 of file mapperSuper.c.

{
    FILE * pFile;
    int Status;
    // read the beginning of the file
    assert( pLib->pGenlib == NULL );
    pFile = fopen( pFileName, "r" );
    if ( pFile == NULL )
    {
        printf( "Cannot open input file \"%s\".\n", pFileName );
        return 0;
    }
    Status = Map_LibraryReadFile( pLib, pFile );
    fclose( pFile );
//    Map_LibraryPrintClasses( pLib );
    return Status;
}

Here is the caller graph for this function:

Map_LibraryReadFormulaStep()

char * Map_LibraryReadFormulaStep	(	char *	pFormula,
		char *	pStrings[],
		int *	pnStrings )

Function*************************************************************

Synopsis [Performs one step of parsing the formula into parts.]

Description [This function will eventually be replaced when the tree-supergate library representation will become standard.]

SideEffects []

SeeAlso []

Definition at line 256 of file mapperSuper.c.

{
    char * pName, * pPar1, * pPar2, * pCur;
    int nStrings, CountPars;
 
    // skip leading spaces
    for ( pName = pFormula; *pName && *pName == ' '; pName++ );
    assert( *pName );
    // find the first opening parenthesis
    for ( pPar1 = pName; *pPar1 && *pPar1 != '('; pPar1++ );
    if ( *pPar1 == 0 )
    {
        *pnStrings = 0;
        return pName;
    }
    // overwrite it with space
    assert( *pPar1 == '(' );
    *pPar1 = 0;
    // find the corresponding closing parenthesis
    for ( CountPars = 1, pPar2 = pPar1 + 1; *pPar2 && CountPars; pPar2++ )
        if ( *pPar2 == '(' )
            CountPars++;
        else if ( *pPar2 == ')' )
            CountPars--;
    pPar2--;
    assert( CountPars == 0 );
    // overwrite it with space
    assert( *pPar2 == ')' );
    *pPar2 = 0;
    // save the intervals between the commas
    nStrings = 0;
    pCur = pPar1 + 1;
    while ( 1 )
    {
        // save the current string
        pStrings[ nStrings++ ] = pCur;
        // find the beginning of the next string
        for ( CountPars = 0; *pCur && (CountPars || *pCur != ','); pCur++ )
            if ( *pCur == '(' )
                CountPars++;
            else if ( *pCur == ')' )
                CountPars--;
        if ( *pCur == 0 )
            break;
        assert( *pCur == ',' );
        *pCur = 0;
        pCur++;
    }
    // save the results and return
    *pnStrings = nStrings;
    return pName;
}