mirror of https://github.com/YosysHQ/abc.git
Experiment with script generation.
This commit is contained in:
Alan Mishchenko
parent
65ccd3cc69
commit
3c4c558656
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@ -59,6 +59,7 @@ static int CmdCommandScrGen ( Abc_Frame_t * pAbc, int argc, char ** argv
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static int CmdCommandScrGenLinux ( Abc_Frame_t * pAbc, int argc, char ** argv );
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#endif
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static int CmdCommandVersion ( Abc_Frame_t * pAbc, int argc, char ** argv );
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static int CmdCommandSGen ( Abc_Frame_t * pAbc, int argc, char ** argv );
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static int CmdCommandSis ( Abc_Frame_t * pAbc, int argc, char ** argv );
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static int CmdCommandMvsis ( Abc_Frame_t * pAbc, int argc, char ** argv );
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static int CmdCommandCapo ( Abc_Frame_t * pAbc, int argc, char ** argv );
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@ -111,6 +112,7 @@ void Cmd_Init( Abc_Frame_t * pAbc )
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Cmd_CommandAdd( pAbc, "Basic", "scrgen", CmdCommandScrGenLinux, 0 );
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#endif
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Cmd_CommandAdd( pAbc, "Basic", "version", CmdCommandVersion, 0 );
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Cmd_CommandAdd( pAbc, "Basic", "sgen", CmdCommandSGen, 0 );
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Cmd_CommandAdd( pAbc, "Various", "sis", CmdCommandSis, 1 );
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Cmd_CommandAdd( pAbc, "Various", "mvsis", CmdCommandMvsis, 1 );
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@ -2761,6 +2763,79 @@ usage:
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return 1;
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}
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/**Function*************************************************************
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Synopsis []
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Description []
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SideEffects []
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SeeAlso []
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***********************************************************************/
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int CmdCommandSGen( Abc_Frame_t * pAbc, int argc, char ** argv )
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{
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extern void Cmd_CommandSGen( Abc_Frame_t * pAbc, int nParts, int nIters, int fVerbose );
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int c, nParts = 10;
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int nIters = 10;
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int fVerbose = 0;
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Extra_UtilGetoptReset();
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while ( ( c = Extra_UtilGetopt( argc, argv, "NIvh" ) ) != EOF )
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{
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switch ( c )
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{
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case 'N':
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if ( globalUtilOptind >= argc )
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{
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Abc_Print( -1, "Command line switch \"-N\" should be followed by an integer.\n" );
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goto usage;
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}
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nParts = atoi(argv[globalUtilOptind]);
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globalUtilOptind++;
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if ( nParts < 0 )
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goto usage;
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break;
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case 'I':
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if ( globalUtilOptind >= argc )
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{
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Abc_Print( -1, "Command line switch \"-I\" should be followed by a string (possibly in quotes).\n" );
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goto usage;
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}
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nIters = atoi(argv[globalUtilOptind]);
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globalUtilOptind++;
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break;
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case 'v':
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fVerbose ^= 1;
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break;
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case 'h':
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goto usage;
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default:
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goto usage;
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}
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}
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if ( Abc_FrameReadNtk(pAbc) == NULL )
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{
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Abc_Print( -2, "There is no current network.\n" );
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return 1;
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}
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if ( !Abc_NtkIsStrash(Abc_FrameReadNtk(pAbc)) )
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{
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Abc_Print( -2, "The current network is not an AIG.\n" );
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return 1;
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}
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Cmd_CommandSGen( pAbc, nParts, nIters, fVerbose );
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return 0;
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usage:
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Abc_Print( -2, "usage: sgen [-N num] [-I num] [-vh]\n" );
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Abc_Print( -2, "\t experiment with script generation\n" );
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Abc_Print( -2, "\t-N num : the number of commands to use [default = %d]\n", nParts );
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Abc_Print( -2, "\t-I num : the number of iterations to perform [default = %d]\n", nIters );
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Abc_Print( -2, "\t-v : toggle printing verbose information [default = %s]\n", fVerbose? "yes": "no" );
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Abc_Print( -2, "\t-h : print the command usage\n");
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return 1;
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}
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////////////////////////////////////////////////////////////////////////
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/// END OF FILE ///
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@ -833,6 +833,70 @@ void Gia_ManKissatCall( Abc_Frame_t * pAbc, char * pFileName, char * pArgs, int
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}
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/**Function*************************************************************
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Synopsis []
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Description []
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SideEffects []
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SeeAlso []
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***********************************************************************/
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char * Cmd_GenScript( char ** pComms, int nComms, int nParts )
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{
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static char pScript[1000]; int c;
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pScript[0] = 0;
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for ( c = 0; c < nParts; c++ ) {
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strcat( pScript, pComms[rand() % nComms] );
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strcat( pScript, "; " );
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}
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strcat( pScript, "print_stats" );
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return pScript;
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}
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void Cmd_CommandSGen( Abc_Frame_t * pAbc, int nParts, int nIters, int fVerbose )
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{
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Abc_Ntk_t * pCopy = Abc_NtkDup( Abc_FrameReadNtk(pAbc) );
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Abc_Ntk_t * pBest = Abc_NtkDup( Abc_FrameReadNtk(pAbc) );
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Abc_Ntk_t * pCur = NULL; int i;
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char * pComms[6] = { "balance", "rewrite", "rewrite -z", "refactor", "refactor -z", "resub" };
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srand( time(NULL) );
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for ( i = 0; i < nIters; i++ )
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{
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char * pScript = Cmd_GenScript( pComms, 6, nParts );
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Abc_FrameSetCurrentNetwork( pAbc, Abc_NtkDup(pCopy) );
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if ( Abc_FrameIsBatchMode() )
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{
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if ( Cmd_CommandExecute(pAbc, pScript) )
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{
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Abc_Print( 1, "Something did not work out with the command \"%s\".\n", pScript );
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return;
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}
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}
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else
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{
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Abc_FrameSetBatchMode( 1 );
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if ( Cmd_CommandExecute(pAbc, pScript) )
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{
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Abc_Print( 1, "Something did not work out with the command \"%s\".\n", pScript );
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Abc_FrameSetBatchMode( 0 );
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return;
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}
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Abc_FrameSetBatchMode( 0 );
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}
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pCur = Abc_FrameReadNtk(pAbc);
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if ( Abc_NtkNodeNum(pCur) < Abc_NtkNodeNum(pBest) ) {
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Abc_Obj_t * pObj; int k;
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Abc_NtkForEachObj( pBest, pObj, k )
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pObj->fMarkA = pObj->fMarkB = pObj->fMarkC = 0;
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Abc_NtkDelete( pBest );
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pBest = Abc_NtkDup( pCur );
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}
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}
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Abc_FrameSetCurrentNetwork( pAbc, pBest );
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Abc_NtkDelete( pCopy );
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}
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////////////////////////////////////////////////////////////////////////
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/// END OF FILE ///
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