abcBridge-0.11: abc-build/src/base/wlc/wlcWriteVer.c
/**CFile****************************************************************
FileName [wlcWriteVer.c]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Verilog parser.]
Synopsis [Writes word-level Verilog.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - August 22, 2014.]
Revision [$Id: wlcWriteVer.c,v 1.00 2014/09/12 00:00:00 alanmi Exp $]
***********************************************************************/
#include "wlc.h"
ABC_NAMESPACE_IMPL_START
////////////////////////////////////////////////////////////////////////
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Wlc_WriteVerIntVec( FILE * pFile, Wlc_Ntk_t * p, Vec_Int_t * vVec, int Start )
{
char * pName;
int LineLength = Start;
int NameCounter = 0;
int AddedLength, i, iObj;
Vec_IntForEachEntry( vVec, iObj, i )
{
pName = Wlc_ObjName( p, iObj );
// get the line length after this name is written
AddedLength = strlen(pName) + 2;
if ( NameCounter && LineLength + AddedLength + 3 > 70 )
{ // write the line extender
fprintf( pFile, "\n " );
// reset the line length
LineLength = Start;
NameCounter = 0;
}
fprintf( pFile, " %s%s", pName, (i==Vec_IntSize(vVec)-1)? "" : "," );
LineLength += AddedLength;
NameCounter++;
}
}
void Wlc_WriteVerInt( FILE * pFile, Wlc_Ntk_t * p )
{
Wlc_Obj_t * pObj;
int i, k, iFanin;
char Range[100];
fprintf( pFile, "module %s ( ", p->pName );
fprintf( pFile, "\n " );
if ( Wlc_NtkPiNum(p) > 0 )
{
Wlc_WriteVerIntVec( pFile, p, &p->vPis, 3 );
fprintf( pFile, ",\n " );
}
if ( Wlc_NtkPoNum(p) > 0 )
Wlc_WriteVerIntVec( pFile, p, &p->vPos, 3 );
fprintf( pFile, " );\n" );
Wlc_NtkForEachObj( p, pObj, i )
{
char * pName = Wlc_ObjName(p, i);
char * pName0 = Wlc_ObjFaninNum(pObj) ? Wlc_ObjName(p, Wlc_ObjFaninId0(pObj)) : NULL;
int nDigits = Abc_Base10Log(pObj->End+1) + Abc_Base10Log(pObj->Beg+1);
sprintf( Range, "%s[%d:%d]%*s", pObj->Signed ? "signed ":" ", pObj->End, pObj->Beg, 8-nDigits, "" );
fprintf( pFile, " " );
if ( pObj->Type == WLC_OBJ_PI )
fprintf( pFile, "input wire %s %-16s", Range, pName );
else if ( pObj->Type == WLC_OBJ_PO )
fprintf( pFile, "output wire %s %-16s = %s", Range, pName, pName0 );
else if ( pObj->Type == WLC_OBJ_CONST )
{
fprintf( pFile, " wire %s %-16s = %d\'%sh", Range, pName, Wlc_ObjRange(pObj), pObj->Signed ? "s":"" );
Abc_TtPrintHexArrayRev( pFile, (word *)Wlc_ObjConstValue(pObj), (Wlc_ObjRange(pObj) + 3) / 4 );
}
else
{
fprintf( pFile, " wire %s %-16s = ", Range, Wlc_ObjName(p, i) );
if ( pObj->Type == WLC_OBJ_BUF )
fprintf( pFile, "%s", pName0 );
else if ( pObj->Type == WLC_OBJ_MUX )
fprintf( pFile, "%s ? %s : %s", pName0, Wlc_ObjName(p, Wlc_ObjFaninId1(pObj)), Wlc_ObjName(p, Wlc_ObjFaninId2(pObj)) );
else if ( pObj->Type == WLC_OBJ_BIT_NOT )
fprintf( pFile, "~%s", pName0 );
else if ( pObj->Type == WLC_OBJ_LOGIC_NOT )
fprintf( pFile, "!%s", pName0 );
else if ( pObj->Type == WLC_OBJ_REDUCT_AND )
fprintf( pFile, "&%s", pName0 );
else if ( pObj->Type == WLC_OBJ_REDUCT_OR )
fprintf( pFile, "|%s", pName0 );
else if ( pObj->Type == WLC_OBJ_REDUCT_XOR )
fprintf( pFile, "^%s", pName0 );
else if ( pObj->Type == WLC_OBJ_BIT_SELECT )
fprintf( pFile, "%s [%d:%d]", pName0, Wlc_ObjRangeEnd(pObj), Wlc_ObjRangeBeg(pObj) );
else if ( pObj->Type == WLC_OBJ_BIT_SIGNEXT )
fprintf( pFile, "{ {%d{%s[%d]}}, %s }", Wlc_ObjRange(pObj) - Wlc_ObjRange(Wlc_ObjFanin0(p, pObj)), pName0, Wlc_ObjRange(Wlc_ObjFanin0(p, pObj)) - 1, pName0 );
else if ( pObj->Type == WLC_OBJ_BIT_ZEROPAD )
fprintf( pFile, "{ {%d{1\'b0}}, %s }", Wlc_ObjRange(pObj) - Wlc_ObjRange(Wlc_ObjFanin0(p, pObj)), pName0 );
else if ( pObj->Type == WLC_OBJ_BIT_CONCAT )
{
fprintf( pFile, "{" );
Wlc_ObjForEachFanin( pObj, iFanin, k )
fprintf( pFile, " %s%s", Wlc_ObjName(p, Wlc_ObjFaninId(pObj, k)), k == Wlc_ObjFaninNum(pObj)-1 ? "":"," );
fprintf( pFile, " }" );
}
else
{
fprintf( pFile, "%s ", Wlc_ObjName(p, Wlc_ObjFaninId(pObj, 0)) );
if ( pObj->Type == WLC_OBJ_SHIFT_R )
fprintf( pFile, ">>" );
else if ( pObj->Type == WLC_OBJ_SHIFT_RA )
fprintf( pFile, ">>>" );
else if ( pObj->Type == WLC_OBJ_SHIFT_L )
fprintf( pFile, "<<" );
else if ( pObj->Type == WLC_OBJ_SHIFT_LA )
fprintf( pFile, "<<<" );
else if ( pObj->Type == WLC_OBJ_BIT_AND )
fprintf( pFile, "&" );
else if ( pObj->Type == WLC_OBJ_BIT_OR )
fprintf( pFile, "|" );
else if ( pObj->Type == WLC_OBJ_BIT_XOR )
fprintf( pFile, "^" );
else if ( pObj->Type == WLC_OBJ_LOGIC_AND )
fprintf( pFile, "&&" );
else if ( pObj->Type == WLC_OBJ_LOGIC_OR )
fprintf( pFile, "||" );
else if ( pObj->Type == WLC_OBJ_COMP_EQU )
fprintf( pFile, "==" );
else if ( pObj->Type == WLC_OBJ_COMP_NOT )
fprintf( pFile, "!=" );
else if ( pObj->Type == WLC_OBJ_COMP_LESS )
fprintf( pFile, "<" );
else if ( pObj->Type == WLC_OBJ_COMP_MORE )
fprintf( pFile, ">" );
else if ( pObj->Type == WLC_OBJ_COMP_LESSEQU )
fprintf( pFile, "<=" );
else if ( pObj->Type == WLC_OBJ_COMP_MOREEQU )
fprintf( pFile, ">=" );
else if ( pObj->Type == WLC_OBJ_ARI_ADD )
fprintf( pFile, "+" );
else if ( pObj->Type == WLC_OBJ_ARI_SUB )
fprintf( pFile, "-" );
else if ( pObj->Type == WLC_OBJ_ARI_MULTI )
fprintf( pFile, "*" );
else if ( pObj->Type == WLC_OBJ_ARI_DIVIDE )
fprintf( pFile, "//" );
else if ( pObj->Type == WLC_OBJ_ARI_MODULUS )
fprintf( pFile, "%%" );
else if ( pObj->Type == WLC_OBJ_ARI_POWER )
fprintf( pFile, "**" );
else assert( 0 );
fprintf( pFile, " %s", Wlc_ObjName(p, Wlc_ObjFaninId(pObj, 1)) );
}
}
fprintf( pFile, " ;\n" );
}
fprintf( pFile, "endmodule\n\n" );
}
void Wlc_WriteVer( Wlc_Ntk_t * p, char * pFileName )
{
FILE * pFile;
pFile = fopen( pFileName, "w" );
if ( pFile == NULL )
{
fprintf( stdout, "Wlc_WriteVer(): Cannot open the output file \"%s\".\n", pFileName );
return;
}
fprintf( pFile, "// Benchmark \"%s\" written by ABC on %s\n", p->pName, Extra_TimeStamp() );
fprintf( pFile, "\n" );
Wlc_WriteVerInt( pFile, p );
fprintf( pFile, "\n" );
fclose( pFile );
}
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/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
ABC_NAMESPACE_IMPL_END