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author | Alan Mishchenko <alanmi@berkeley.edu> | 2013-08-06 22:51:39 -0700 |
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committer | Alan Mishchenko <alanmi@berkeley.edu> | 2013-08-06 22:51:39 -0700 |
commit | 8576e4b4400da0a652b120dfcf7ba8e966e576aa (patch) | |
tree | 1519765bfbdccc42d565e27c6cab1fd28d2475d9 /src/map/scl/scl.c | |
parent | 7a6f335ea6c4be27479b94ac68fca57e813acd7c (diff) | |
download | abc-8576e4b4400da0a652b120dfcf7ba8e966e576aa.tar.gz abc-8576e4b4400da0a652b120dfcf7ba8e966e576aa.tar.bz2 abc-8576e4b4400da0a652b120dfcf7ba8e966e576aa.zip |
Improvements to buffering and sizing.
Diffstat (limited to 'src/map/scl/scl.c')
-rw-r--r-- | src/map/scl/scl.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/src/map/scl/scl.c b/src/map/scl/scl.c index e2b3d1ce..1e47dba3 100644 --- a/src/map/scl/scl.c +++ b/src/map/scl/scl.c @@ -904,13 +904,14 @@ int Scl_CommandUpsize( Abc_Frame_t * pAbc, int argc, char **argv ) pPars->DelayGap = 0; pPars->TimeOut = 0; pPars->BuffTreeEst = 0; + pPars->BypassFreq = 0; pPars->fUseDept = 1; pPars->fUseWireLoads = 1; pPars->fDumpStats = 0; pPars->fVerbose = 0; pPars->fVeryVerbose = 0; Extra_UtilGetoptReset(); - while ( ( c = Extra_UtilGetopt( argc, argv, "IJWRNDGTXcsdvwh" ) ) != EOF ) + while ( ( c = Extra_UtilGetopt( argc, argv, "IJWRNDGTXBcsdvwh" ) ) != EOF ) { switch ( c ) { @@ -1011,6 +1012,17 @@ int Scl_CommandUpsize( Abc_Frame_t * pAbc, int argc, char **argv ) if ( pPars->BuffTreeEst < 0 ) goto usage; break; + case 'B': + if ( globalUtilOptind >= argc ) + { + Abc_Print( -1, "Command line switch \"-B\" should be followed by a positive integer.\n" ); + goto usage; + } + pPars->BypassFreq = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( pPars->BypassFreq < 0 ) + goto usage; + break; case 'c': pPars->fUseWireLoads ^= 1; break; @@ -1058,7 +1070,7 @@ int Scl_CommandUpsize( Abc_Frame_t * pAbc, int argc, char **argv ) return 0; usage: - fprintf( pAbc->Err, "usage: upsize [-IJWRNDGTX num] [-csdvwh]\n" ); + fprintf( pAbc->Err, "usage: upsize [-IJWRNDGTXB num] [-csdvwh]\n" ); fprintf( pAbc->Err, "\t selectively increases gate sizes on the critical path\n" ); fprintf( pAbc->Err, "\t-I <num> : the number of upsizing iterations to perform [default = %d]\n", pPars->nIters ); fprintf( pAbc->Err, "\t-J <num> : the number of iterations without improvement to stop [default = %d]\n", pPars->nIterNoChange ); @@ -1069,6 +1081,7 @@ usage: fprintf( pAbc->Err, "\t-G <num> : delay gap during updating, in picoseconds [default = %d]\n", pPars->DelayGap ); fprintf( pAbc->Err, "\t-T <num> : approximate timeout in seconds [default = %d]\n", pPars->TimeOut ); fprintf( pAbc->Err, "\t-X <num> : ratio for buffer tree estimation [default = %d]\n", pPars->BuffTreeEst ); + fprintf( pAbc->Err, "\t-B <num> : frequency of bypass transforms [default = %d]\n", pPars->BypassFreq ); fprintf( pAbc->Err, "\t-c : toggle using wire-loads if specified [default = %s]\n", pPars->fUseWireLoads? "yes": "no" ); fprintf( pAbc->Err, "\t-s : toggle using slack based on departure times [default = %s]\n", pPars->fUseDept? "yes": "no" ); fprintf( pAbc->Err, "\t-d : toggle dumping statistics into a file [default = %s]\n", pPars->fDumpStats? "yes": "no" ); |