Skip to content

A
abc
Commit fdfb083c by Alan Mishchenko
Options

Added command 'minsize' to reduce all gates to their minimum size in the library.

parent f59de3de
Showing with 121 additions and 19 deletions
src/map/scl/scl.c
......@@ -28,15 +28,16 @@ ABC_NAMESPACE_IMPL_START
/// DECLARATIONS ///
////////////////////////////////////////////////////////////////////////
static int Scl_CommandRead ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandWrite ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandPrint ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandPrintGS( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandStime ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandTopo ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandBuffer ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandGsize ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandUpsize ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandRead ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandWrite ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandPrint ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandPrintGS ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandStime ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandTopo ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandBuffer ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandGsize ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandUpsize ( Abc_Frame_t * pAbc, int argc, char **argv );
static int Scl_CommandMinsize ( Abc_Frame_t * pAbc, int argc, char **argv );
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
......@@ -55,15 +56,16 @@ static int Scl_CommandUpsize ( Abc_Frame_t * pAbc, int argc, char **argv );
***********************************************************************/
void Scl_Init( Abc_Frame_t * pAbc )
{
Cmd_CommandAdd( pAbc, "SCL mapping", "read_scl", Scl_CommandRead, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "write_scl", Scl_CommandWrite, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "print_scl", Scl_CommandPrint, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "print_gs", Scl_CommandPrintGS, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "stime", Scl_CommandStime, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "topo", Scl_CommandTopo, 1 );
Cmd_CommandAdd( pAbc, "SCL mapping", "buffer", Scl_CommandBuffer, 1 );
Cmd_CommandAdd( pAbc, "SCL mapping", "gsize", Scl_CommandGsize, 1 );
Cmd_CommandAdd( pAbc, "SCL mapping", "upsize", Scl_CommandUpsize, 1 );
Cmd_CommandAdd( pAbc, "SCL mapping", "read_scl", Scl_CommandRead, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "write_scl", Scl_CommandWrite, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "print_scl", Scl_CommandPrint, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "print_gs", Scl_CommandPrintGS, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "stime", Scl_CommandStime, 0 );
Cmd_CommandAdd( pAbc, "SCL mapping", "topo", Scl_CommandTopo, 1 );
Cmd_CommandAdd( pAbc, "SCL mapping", "buffer", Scl_CommandBuffer, 1 );
Cmd_CommandAdd( pAbc, "SCL mapping", "gsize", Scl_CommandGsize, 1 );
Cmd_CommandAdd( pAbc, "SCL mapping", "upsize", Scl_CommandUpsize, 1 );
Cmd_CommandAdd( pAbc, "SCL mapping", "minsize", Scl_CommandMinsize, 1 );
}
void Scl_End( Abc_Frame_t * pAbc )
{
......@@ -729,6 +731,68 @@ usage:
return 1;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
int Scl_CommandMinsize( Abc_Frame_t * pAbc, int argc, char **argv )
{
Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc);
int c, fVerbose = 0;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "vh" ) ) != EOF )
{
switch ( c )
{
case 'v':
fVerbose ^= 1;
break;
case 'h':
goto usage;
default:
goto usage;
}
}
if ( Abc_FrameReadNtk(pAbc) == NULL )
{
fprintf( pAbc->Err, "There is no current network.\n" );
return 1;
}
if ( !Abc_NtkHasMapping(Abc_FrameReadNtk(pAbc)) )
{
fprintf( pAbc->Err, "The current network is not mapped.\n" );
return 1;
}
if ( !Abc_SclCheckNtk(Abc_FrameReadNtk(pAbc), 0) )
{
fprintf( pAbc->Err, "The current networks is not in a topo order (run \"topo\").\n" );
return 1;
}
if ( pAbc->pLibScl == NULL )
{
fprintf( pAbc->Err, "There is no Liberty library available.\n" );
return 1;
}
Abc_SclMinsizePerform( pAbc->pLibScl, pNtk, fVerbose );
return 0;
usage:
fprintf( pAbc->Err, "usage: minsize [-vh]\n" );
fprintf( pAbc->Err, "\t downsized all gates to their minimum size\n" );
fprintf( pAbc->Err, "\t-v : toggle printing verbose information [default = %s]\n", fVerbose? "yes": "no" );
fprintf( pAbc->Err, "\t-h : print the command usage\n");
return 1;
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
......
src/map/scl/sclInt.h
......@@ -446,7 +446,7 @@ extern void Abc_SclPrintCells( SC_Lib * p );
extern Vec_Int_t * Abc_SclManFindGates( SC_Lib * pLib, Abc_Ntk_t * p );
extern void Abc_SclManSetGates( SC_Lib * pLib, Abc_Ntk_t * p, Vec_Int_t * vGates );
extern void Abc_SclPrintGateSizes( SC_Lib * pLib, Abc_Ntk_t * p );
extern void Abc_SclMinsizePerform( SC_Lib * pLib, Abc_Ntk_t * p, int fVerbose );
ABC_NAMESPACE_HEADER_END
......
src/map/scl/sclUtil.c
......@@ -284,6 +284,44 @@ void Abc_SclPrintGateSizes( SC_Lib * pLib, Abc_Ntk_t * p )
Vec_IntFree( vGates );
}
/**Function*************************************************************
Synopsis [Downsizes each gate to its minimium size.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
void Abc_SclMinsizePerform( SC_Lib * pLib, Abc_Ntk_t * p, int fVerbose )
{
Vec_Int_t * vMinCells, * vGates;
SC_Cell * pCell, * pRepr = NULL;
Abc_Obj_t * pObj;
int i, k, gateId;
// map each gate in the library into its min-size prototype
vMinCells = Vec_IntStartFull( Vec_PtrSize(pLib->vCells) );
SC_LibForEachCellClass( pLib, pRepr, i )
SC_RingForEachCell( pRepr, pCell, k )
Vec_IntWriteEntry( vMinCells, pCell->Id, pRepr->Id );
// update each cell
vGates = Abc_SclManFindGates( pLib, p );
Abc_NtkForEachNode1( p, pObj, i )
{
gateId = Vec_IntEntry( vGates, i );
assert( gateId >= 0 && gateId < Vec_PtrSize(pLib->vCells) );
gateId = Vec_IntEntry( vMinCells, gateId );
assert( gateId >= 0 && gateId < Vec_PtrSize(pLib->vCells) );
Vec_IntWriteEntry( vGates, i, gateId );
}
Abc_SclManSetGates( pLib, p, vGates );
Vec_IntFree( vMinCells );
Vec_IntFree( vGates );
}
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment