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Threshold logic checking code by Augusto Neutzling and Jody Matos.

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This commit is contained in:
Alan Mishchenko
2015-09-23 15:24:25 -07:00
parent 643aef2ecd
commit 19a4bb930e
3 changed files with 613 additions and 243 deletions
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src/base/abci/abc.c
+15 -8
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@@ -16724,11 +16724,11 @@ usage:
***********************************************************************/
int Abc_CommandDsdFilter( Abc_Frame_t * pAbc, int argc, char ** argv )
{
extern void Id_DsdManTuneThresh( If_DsdMan_t * p, int fUnate, int fThresh, int fVerbose );
extern void Id_DsdManTuneThresh( If_DsdMan_t * p, int fUnate, int fThresh, int fThreshHeuristic, int fVerbose );
If_DsdMan_t * pDsd = (If_DsdMan_t *)Abc_FrameReadManDsd();
int c, nLimit = 0, nLutSize = -1, fCleanOccur = 0, fCleanMarks = 0, fInvMarks = 0, fUnate = 0, fThresh = 0, fVerbose = 0;
int c, nLimit = 0, nLutSize = -1, fCleanOccur = 0, fCleanMarks = 0, fInvMarks = 0, fUnate = 0, fThresh = 0, fThreshHeuristic = 0, fVerbose = 0;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "LKomiutvh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "LKomiutsvh" ) ) != EOF )
{
switch ( c )
{
@@ -16765,6 +16765,9 @@ int Abc_CommandDsdFilter( Abc_Frame_t * pAbc, int argc, char ** argv )
case 't':
fThresh ^= 1;
break;
case 's':
fThreshHeuristic ^= 1;
break;
case 'v':
fVerbose ^= 1;
break;
@@ -16789,14 +16792,11 @@ int Abc_CommandDsdFilter( Abc_Frame_t * pAbc, int argc, char ** argv )
If_DsdManCleanMarks( pDsd, fVerbose );
if ( fInvMarks )
If_DsdManInvertMarks( pDsd, fVerbose );
if ( fUnate )
Id_DsdManTuneThresh( pDsd, 1, 0, fVerbose );
if ( fThresh )
Id_DsdManTuneThresh( pDsd, 0, 1, fVerbose );
Id_DsdManTuneThresh( pDsd, fUnate, fThresh, fThreshHeuristic, fVerbose );
return 0;
usage:
Abc_Print( -2, "usage: dsd_filter [-LK num] [-omiutvh]\n" );
Abc_Print( -2, "usage: dsd_filter [-LK num] [-omiutsvh]\n" );
Abc_Print( -2, "\t filtering structured and modifying parameters of DSD manager\n" );
Abc_Print( -2, "\t-L num : remove structures with fewer occurrences that this [default = %d]\n", nLimit );
Abc_Print( -2, "\t-K num : new LUT size to set for the DSD manager [default = %d]\n", nLutSize );
@@ -16805,8 +16805,15 @@ usage:
Abc_Print( -2, "\t-i : toggles inverting matching marks [default = %s]\n", fInvMarks? "yes": "no" );
Abc_Print( -2, "\t-u : toggles marking unate functions [default = %s]\n", fUnate? "yes": "no" );
Abc_Print( -2, "\t-t : toggles marking threshold functions [default = %s]\n", fThresh? "yes": "no" );
Abc_Print( -2, "\t-s : toggles marking threshold functions heuristically [default = %s]\n", fThreshHeuristic?"yes":"no");
Abc_Print( -2, "\t-v : toggles verbose output [default = %s]\n", fVerbose? "yes": "no" );
Abc_Print( -2, "\t-h : print the command usage\n");
Abc_Print( -2, "\t \n" );
Abc_Print( -2, "\t Option \"dsd_filter -s\" was contributed by Augusto Neutzling and Jody Matos from\n" );
Abc_Print( -2, "\t Federal University of Rio Grande do Sul, Brazil. The paper describing the method:\n" );
Abc_Print( -2, "\t A. Neutzling, J. M. Matos, A. Mishchenko, R. Ribas, and A. Reis,\n" );
Abc_Print( -2, "\t \"Threshold logic synthesis based on cut pruning\". Proc. ICCAD 2015.\n" );
// Abc_Print( -2, "\t http://www.eecs.berkeley.edu/~alanmi/publications/2015/iccad15_thresh.pdf\n" );
return 1;
}