diff options
Diffstat (limited to 'src/base/abci/abc.c')
| -rw-r--r-- | src/base/abci/abc.c | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c index 2efa041c..8fa870a1 100644 --- a/src/base/abci/abc.c +++ b/src/base/abci/abc.c @@ -122,6 +122,7 @@ static int Abc_CommandMfs ( Abc_Frame_t * pAbc, int argc, cha static int Abc_CommandMfs2 ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandMfs3 ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandTrace ( Abc_Frame_t * pAbc, int argc, char ** argv ); +static int Abc_CommandGlitch ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandSpeedup ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandPowerdown ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandAddBuffs ( Abc_Frame_t * pAbc, int argc, char ** argv ); @@ -772,6 +773,7 @@ void Abc_Init( Abc_Frame_t * pAbc ) Cmd_CommandAdd( pAbc, "Synthesis", "mfs2", Abc_CommandMfs2, 1 ); Cmd_CommandAdd( pAbc, "Synthesis", "mfs3", Abc_CommandMfs3, 1 ); Cmd_CommandAdd( pAbc, "Synthesis", "trace", Abc_CommandTrace, 0 ); + Cmd_CommandAdd( pAbc, "Synthesis", "glitch", Abc_CommandGlitch, 0 ); Cmd_CommandAdd( pAbc, "Synthesis", "speedup", Abc_CommandSpeedup, 1 ); Cmd_CommandAdd( pAbc, "Synthesis", "powerdown", Abc_CommandPowerdown, 1 ); Cmd_CommandAdd( pAbc, "Synthesis", "addbuffs", Abc_CommandAddBuffs, 1 ); @@ -5718,6 +5720,88 @@ usage: SeeAlso [] ***********************************************************************/ +int Abc_CommandGlitch( Abc_Frame_t * pAbc, int argc, char ** argv ) +{ + Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc); + int nPats = 4000; + int Prob = 8; + int fVerbose = 1; + int c; + + // set defaults + Extra_UtilGetoptReset(); + while ( ( c = Extra_UtilGetopt( argc, argv, "NPvh" ) ) != EOF ) + { + switch ( c ) + { + case 'N': + if ( globalUtilOptind >= argc ) + { + Abc_Print( -1, "Command line switch \"-N\" should be followed by an integer.\n" ); + goto usage; + } + nPats = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( nPats < 1 ) + goto usage; + break; + case 'P': + if ( globalUtilOptind >= argc ) + { + Abc_Print( -1, "Command line switch \"-P\" should be followed by an integer.\n" ); + goto usage; + } + Prob = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( Prob < 1 ) + goto usage; + break; + case 'v': + fVerbose ^= 1; + break; + case 'h': + goto usage; + default: + goto usage; + } + } + if ( pNtk == NULL ) + { + Abc_Print( -1, "Empty network.\n" ); + return 1; + } + if ( !Abc_NtkIsLogic(pNtk) ) + { + Abc_Print( -1, "This command can only be applied to a mapped logic network.\n" ); + return 1; + } + if ( Abc_NtkIsMappedLogic(pNtk) || Abc_NtkGetFaninMax(pNtk) <= 6 ) + Abc_Print( 1, "Glitching adds %7.2f %% of signal transitions, compared to switching.\n", Abc_NtkMfsTotalGlitching(pNtk, nPats, Prob, fVerbose) ); + else + printf( "Currently computes glitching only for K-LUT networks with K <= 6.\n" ); + return 0; + +usage: + Abc_Print( -2, "usage: glitch [-NP <num>] [-vh]\n" ); + Abc_Print( -2, "\t comparing glitching activity to switching activity\n" ); + Abc_Print( -2, "\t-N <num> : the number of random patterns to use (0 < num < 1000000) [default = %d]\n", nPats ); + Abc_Print( -2, "\t-P <num> : once in how many cycles an input changes its value [default = %d]\n", Prob ); + Abc_Print( -2, "\t-v : toggle printing optimization summary [default = %s]\n", fVerbose? "yes": "no" ); + Abc_Print( -2, "\t-h : print the command usage\n"); + return 1; +} + +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ int Abc_CommandSpeedup( Abc_Frame_t * pAbc, int argc, char ** argv ) { Abc_Ntk_t * pNtk, * pNtkRes; |