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Updating "read_lib" to output all gates when gain-based modeling is u…
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…sed.
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@alanminko
alanminko committed Sep 6, 2024
1 parent 3de73f2 commit 3ddd461
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Showing 3 changed files with 86 additions and 39 deletions.
13 changes: 9 additions & 4 deletions src/map/scl/scl.c
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Original file line number Diff line number Diff line change
Expand Up @@ -185,13 +185,14 @@ int Scl_CommandReadLib( Abc_Frame_t * pAbc, int argc, char ** argv )
int fVeryVerbose = 0;
int fMerge = 0;
int fUsePrefix = 0;
int fUseAll = 0;

SC_DontUse dont_use = {0};
dont_use.dont_use_list = ABC_ALLOC(char *, argc);
dont_use.size = 0;

Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "SGMXdnuvwmph" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "SGMXdnuvwmpah" ) ) != EOF )
{
switch ( c )
{
Expand Down Expand Up @@ -259,6 +260,9 @@ int Scl_CommandReadLib( Abc_Frame_t * pAbc, int argc, char ** argv )
case 'p':
fUsePrefix ^= 1;
break;
case 'a':
fUseAll ^= 1;
break;
case 'h':
goto usage;
default:
Expand Down Expand Up @@ -318,13 +322,13 @@ int Scl_CommandReadLib( Abc_Frame_t * pAbc, int argc, char ** argv )
// extract genlib library
if ( pAbc->pLibScl )
{
Abc_SclInstallGenlib( pAbc->pLibScl, Slew, Gain, nGatesMin );
Abc_SclInstallGenlib( pAbc->pLibScl, Slew, Gain, fUseAll, nGatesMin );
Mio_LibraryTransferCellIds();
}
return 0;

usage:
fprintf( pAbc->Err, "usage: read_lib [-SG float] [-M num] [-dnuvwmph] [-X cell_name] <file> <file2>\n" );
fprintf( pAbc->Err, "usage: read_lib [-SG float] [-M num] [-dnuvwmpah] [-X cell_name] <file> <file2>\n" );
fprintf( pAbc->Err, "\t reads Liberty library from file\n" );
fprintf( pAbc->Err, "\t-S float : the slew parameter used to generate the library [default = %.2f]\n", Slew );
fprintf( pAbc->Err, "\t-G float : the gain parameter used to generate the library [default = %.2f]\n", Gain );
Expand All @@ -336,6 +340,7 @@ int Scl_CommandReadLib( Abc_Frame_t * pAbc, int argc, char ** argv )
fprintf( pAbc->Err, "\t-v : toggle writing verbose information [default = %s]\n", fVerbose? "yes": "no" );
fprintf( pAbc->Err, "\t-w : toggle writing information about skipped gates [default = %s]\n", fVeryVerbose? "yes": "no" );
fprintf( pAbc->Err, "\t-m : toggle merging library with exisiting library [default = %s]\n", fMerge? "yes": "no" );
fprintf( pAbc->Err, "\t-a : toggle using prefix for the cell names [default = %s]\n", fUseAll? "yes": "no" );
fprintf( pAbc->Err, "\t-p : toggle using prefix for the cell names [default = %s]\n", fUsePrefix? "yes": "no" );
fprintf( pAbc->Err, "\t-h : prints the command summary\n" );
fprintf( pAbc->Err, "\t<file> : the name of a file to read\n" );
Expand Down Expand Up @@ -606,7 +611,7 @@ int Scl_CommandReadScl( Abc_Frame_t * pAbc, int argc, char ** argv )
// extract genlib library
if ( pAbc->pLibScl )
{
Abc_SclInstallGenlib( pAbc->pLibScl, 0, 0, 0 );
Abc_SclInstallGenlib( pAbc->pLibScl, 0, 0, 0, 0 );
Mio_LibraryTransferCellIds();
}
return 0;
Expand Down
2 changes: 1 addition & 1 deletion src/map/scl/sclLib.h
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Original file line number Diff line number Diff line change
Expand Up @@ -766,7 +766,7 @@ extern SC_WireLoad * Abc_SclFetchWireLoadModel( SC_Lib * p, char * pName );
extern int Abc_SclHasDelayInfo( void * pScl );
extern float Abc_SclComputeAverageSlew( SC_Lib * p );
extern void Abc_SclDumpGenlib( char * pFileName, SC_Lib * p, float Slew, float Gain, int nGatesMin );
extern void Abc_SclInstallGenlib( void * pScl, float Slew, float Gain, int nGatesMin );
extern void Abc_SclInstallGenlib( void * pScl, float Slew, float Gain, int fUseAll, int nGatesMin );


ABC_NAMESPACE_HEADER_END
Expand Down
110 changes: 76 additions & 34 deletions src/map/scl/sclLibUtil.c
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Original file line number Diff line number Diff line change
Expand Up @@ -867,13 +867,13 @@ Mio_Library_t * Abc_SclDeriveGenlibSimple( void * pScl )
SeeAlso []
***********************************************************************/
Vec_Str_t * Abc_SclProduceGenlibStr( SC_Lib * p, float Slew, float Gain, int nGatesMin, int * pnCellCount )
Vec_Str_t * Abc_SclProduceGenlibStr( SC_Lib * p, float Slew, float Gain, int nGatesMin, int fUseAll, int * pnCellCount )
{
char Buffer[200];
Vec_Str_t * vStr;
SC_Cell * pRepr;
SC_Pin * pPin;
int i, k, Count = 2, nClassMax = 0;
SC_Pin * pPin, * pPinOut;
int i, j, k, Count = 2, nClassMax = 0;
// find the largest number of cells in a class
SC_LibForEachCellClass( p, pRepr, i )
if ( pRepr->n_outputs == 1 )
Expand All @@ -886,38 +886,80 @@ Vec_Str_t * Abc_SclProduceGenlibStr( SC_Lib * p, float Slew, float Gain, int nGa
vStr = Vec_StrAlloc( 1000 );
Vec_StrPrintStr( vStr, "GATE _const0_ 0.00 z=CONST0;\n" );
Vec_StrPrintStr( vStr, "GATE _const1_ 0.00 z=CONST1;\n" );
SC_LibForEachCellClass( p, pRepr, i )
if ( fUseAll )
{
if ( pRepr->n_inputs == 0 )
continue;
if ( pRepr->n_outputs > 1 )
continue;
if ( nGatesMin && pRepr->n_inputs > 2 && Abc_SclClassCellNum(pRepr) < nGatesMin )
continue;
assert( strlen(pRepr->pName) < 200 );
Vec_StrPrintStr( vStr, "GATE " );
sprintf( Buffer, "%-16s", pRepr->pName );
Vec_StrPrintStr( vStr, Buffer );
Vec_StrPrintStr( vStr, " " );
// sprintf( Buffer, "%7.2f", Abc_SclComputeAreaClass(pRepr) );
sprintf( Buffer, "%7.2f", pRepr->area );
Vec_StrPrintStr( vStr, Buffer );
Vec_StrPrintStr( vStr, " " );
Vec_StrPrintStr( vStr, SC_CellPinName(pRepr, pRepr->n_inputs) );
Vec_StrPrintStr( vStr, "=" );
Vec_StrPrintStr( vStr, SC_CellPinOutFunc(pRepr, 0) ? SC_CellPinOutFunc(pRepr, 0) : "?" );
Vec_StrPrintStr( vStr, ";\n" );
SC_CellForEachPinIn( pRepr, pPin, k )
SC_LibForEachCell( p, pRepr, i )
{
float Delay = Abc_SclComputeDelayClassPin( p, pRepr, k, Slew, Gain );
assert( Delay > 0 );
Vec_StrPrintStr( vStr, " PIN " );
sprintf( Buffer, "%-4s", pPin->pName );
if ( pRepr->n_inputs == 0 )
continue;
//if ( pRepr->n_outputs > 1 )
// continue;
if ( nGatesMin && pRepr->n_inputs > 2 && Abc_SclClassCellNum(pRepr) < nGatesMin )
continue;
SC_CellForEachPinOut( pRepr, pPinOut, j )
{
assert( strlen(pRepr->pName) < 200 );
Vec_StrPrintStr( vStr, "GATE " );
sprintf( Buffer, "%-16s", pRepr->pName );
Vec_StrPrintStr( vStr, Buffer );
Vec_StrPrintStr( vStr, " " );
// sprintf( Buffer, "%7.2f", Abc_SclComputeAreaClass(pRepr) );
sprintf( Buffer, "%7.2f", pRepr->area );
Vec_StrPrintStr( vStr, Buffer );
Vec_StrPrintStr( vStr, " " );
Vec_StrPrintStr( vStr, SC_CellPinName(pRepr, j) );
Vec_StrPrintStr( vStr, "=" );
Vec_StrPrintStr( vStr, SC_CellPinOutFunc(pRepr, j-pRepr->n_inputs) ? SC_CellPinOutFunc(pRepr, j-pRepr->n_inputs) : "?" );
Vec_StrPrintStr( vStr, ";\n" );
SC_CellForEachPinIn( pRepr, pPin, k )
{
float Delay = Abc_SclComputeDelayClassPin( p, pRepr, k, Slew, Gain );
assert( Delay > 0 );
Vec_StrPrintStr( vStr, " PIN " );
sprintf( Buffer, "%-4s", pPin->pName );
Vec_StrPrintStr( vStr, Buffer );
sprintf( Buffer, " UNKNOWN 1 999 %7.2f 0.00 %7.2f 0.00\n", Delay, Delay );
Vec_StrPrintStr( vStr, Buffer );
}
Count++;
}
}
}
else
{
SC_LibForEachCellClass( p, pRepr, i )
{
if ( pRepr->n_inputs == 0 )
continue;
if ( pRepr->n_outputs > 1 )
continue;
if ( nGatesMin && pRepr->n_inputs > 2 && Abc_SclClassCellNum(pRepr) < nGatesMin )
continue;
assert( strlen(pRepr->pName) < 200 );
Vec_StrPrintStr( vStr, "GATE " );
sprintf( Buffer, "%-16s", pRepr->pName );
Vec_StrPrintStr( vStr, Buffer );
sprintf( Buffer, " UNKNOWN 1 999 %7.2f 0.00 %7.2f 0.00\n", Delay, Delay );
Vec_StrPrintStr( vStr, " " );
// sprintf( Buffer, "%7.2f", Abc_SclComputeAreaClass(pRepr) );
sprintf( Buffer, "%7.2f", pRepr->area );
Vec_StrPrintStr( vStr, Buffer );
Vec_StrPrintStr( vStr, " " );
Vec_StrPrintStr( vStr, SC_CellPinName(pRepr, pRepr->n_inputs) );
Vec_StrPrintStr( vStr, "=" );
Vec_StrPrintStr( vStr, SC_CellPinOutFunc(pRepr, 0) ? SC_CellPinOutFunc(pRepr, 0) : "?" );
Vec_StrPrintStr( vStr, ";\n" );
SC_CellForEachPinIn( pRepr, pPin, k )
{
float Delay = Abc_SclComputeDelayClassPin( p, pRepr, k, Slew, Gain );
assert( Delay > 0 );
Vec_StrPrintStr( vStr, " PIN " );
sprintf( Buffer, "%-4s", pPin->pName );
Vec_StrPrintStr( vStr, Buffer );
sprintf( Buffer, " UNKNOWN 1 999 %7.2f 0.00 %7.2f 0.00\n", Delay, Delay );
Vec_StrPrintStr( vStr, Buffer );
}
Count++;
}
Count++;
}
Vec_StrPrintStr( vStr, "\n.end\n" );
Vec_StrPush( vStr, '\0' );
Expand Down Expand Up @@ -1012,7 +1054,7 @@ void Abc_SclDumpGenlib( char * pFileName, SC_Lib * p, float SlewInit, float Gain
printf( "Cannot open file \"%s\" for writing.\n", FileName );
return;
}
vStr = Abc_SclProduceGenlibStr( p, Slew, Gain, nGatesMin, &nCellCount );
vStr = Abc_SclProduceGenlibStr( p, Slew, Gain, nGatesMin, 0, &nCellCount );
fprintf( pFile, "%s", Vec_StrArray(vStr) );
Vec_StrFree( vStr );
fclose( pFile );
Expand All @@ -1026,7 +1068,7 @@ Mio_Library_t * Abc_SclDeriveGenlib( void * pScl, void * pMio, float SlewInit, f
Vec_Str_t * vStr;
Mio_Library_t * pLib;
if ( pMio == NULL )
vStr = Abc_SclProduceGenlibStr( p, Slew, Gain, nGatesMin, &nCellCount );
vStr = Abc_SclProduceGenlibStr( p, Slew, Gain, nGatesMin, 0, &nCellCount );
else
vStr = Abc_SclProduceGenlibStrProfile( p, (Mio_Library_t *)pMio, Slew, Gain, nGatesMin, &nCellCount );
pLib = Mio_LibraryRead( p->pFileName, Vec_StrArray(vStr), NULL, 0, 0 );
Expand All @@ -1049,7 +1091,7 @@ Mio_Library_t * Abc_SclDeriveGenlib( void * pScl, void * pMio, float SlewInit, f
SeeAlso []
***********************************************************************/
void Abc_SclInstallGenlib( void * pScl, float SlewInit, float Gain, int nGatesMin )
void Abc_SclInstallGenlib( void * pScl, float SlewInit, float Gain, int fUseAll, int nGatesMin )
{
SC_Lib * p = (SC_Lib *)pScl;
Vec_Str_t * vStr, * vStr2;
Expand All @@ -1058,7 +1100,7 @@ void Abc_SclInstallGenlib( void * pScl, float SlewInit, float Gain, int nGatesMi
if ( Gain == 0 )
vStr = Abc_SclProduceGenlibStrSimple(p);
else
vStr = Abc_SclProduceGenlibStr( p, Slew, Gain, nGatesMin, &nGateCount );
vStr = Abc_SclProduceGenlibStr( p, Slew, Gain, nGatesMin, fUseAll, &nGateCount );
vStr2 = Vec_StrDup( vStr );
RetValue = Mio_UpdateGenlib2( vStr, vStr2, p->pName, 0 );
Vec_StrFree( vStr );
Expand Down

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