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author | Alan Mishchenko <alanmi@berkeley.edu> | 2012-02-20 21:33:51 -0800 |
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committer | Alan Mishchenko <alanmi@berkeley.edu> | 2012-02-20 21:33:51 -0800 |
commit | e60d6c94a33e16dd05cb490a59867b60c249d9e0 (patch) | |
tree | 2b2741c42911c8680e2d96bae95c87ecafd68247 /src/base/abci/abc.c | |
parent | 18ea60a06b46f9c81cb4d326633af5ee0dd3da0f (diff) | |
download | abc-e60d6c94a33e16dd05cb490a59867b60c249d9e0.tar.gz abc-e60d6c94a33e16dd05cb490a59867b60c249d9e0.tar.bz2 abc-e60d6c94a33e16dd05cb490a59867b60c249d9e0.zip |
Experiment with technology mapping.
Diffstat (limited to 'src/base/abci/abc.c')
-rw-r--r-- | src/base/abci/abc.c | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c index 69d46075..5cfb86f7 100644 --- a/src/base/abci/abc.c +++ b/src/base/abci/abc.c @@ -217,6 +217,7 @@ static int Abc_CommandSuperChoiceLut ( Abc_Frame_t * pAbc, int argc, cha static int Abc_CommandFpga ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandFpgaFast ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandIf ( Abc_Frame_t * pAbc, int argc, char ** argv ); +static int Abc_CommandIfif ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandScut ( Abc_Frame_t * pAbc, int argc, char ** argv ); static int Abc_CommandInit ( Abc_Frame_t * pAbc, int argc, char ** argv ); @@ -648,6 +649,7 @@ void Abc_Init( Abc_Frame_t * pAbc ) Cmd_CommandAdd( pAbc, "FPGA mapping", "fpga", Abc_CommandFpga, 1 ); Cmd_CommandAdd( pAbc, "FPGA mapping", "ffpga", Abc_CommandFpgaFast, 1 ); Cmd_CommandAdd( pAbc, "FPGA mapping", "if", Abc_CommandIf, 1 ); + Cmd_CommandAdd( pAbc, "FPGA mapping", "ifif", Abc_CommandIfif, 1 ); // Cmd_CommandAdd( pAbc, "Sequential", "scut", Abc_CommandScut, 0 ); Cmd_CommandAdd( pAbc, "Sequential", "init", Abc_CommandInit, 1 ); @@ -13597,6 +13599,85 @@ usage: return 1; } +/**Function************************************************************* + + Synopsis [] + + Description [] + + SideEffects [] + + SeeAlso [] + +***********************************************************************/ +int Abc_CommandIfif( Abc_Frame_t * pAbc, int argc, char ** argv ) +{ + extern void Abc_NtkPerformIfif( Abc_Ntk_t * pNtk, int nDelayLut, int nDegree, int fVerbose ); + Abc_Ntk_t * pNtk = Abc_FrameReadNtk(pAbc); + int c; + int nDelayLut = 5; + int nDegree = 3; + int fVerbose = 0; + Extra_UtilGetoptReset(); + while ( ( c = Extra_UtilGetopt( argc, argv, "DNvh" ) ) != EOF ) + { + switch ( c ) + { + case 'D': + if ( globalUtilOptind >= argc ) + { + Abc_Print( -1, "Command line switch \"-D\" should be followed by a floating point number.\n" ); + goto usage; + } + nDelayLut = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( nDelayLut <= 0.0 ) + goto usage; + break; + case 'N': + if ( globalUtilOptind >= argc ) + { + Abc_Print( -1, "Command line switch \"-N\" should be followed by a floating point number.\n" ); + goto usage; + } + nDegree = atoi(argv[globalUtilOptind]); + globalUtilOptind++; + if ( nDegree < 0 ) + 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, "Need mapped network.\n" ); + return 1; + } + Abc_NtkPerformIfif( pNtk, nDelayLut, nDegree, fVerbose ); + return 0; + +usage: + Abc_Print( -2, "usage: ifif [-DNvh]\n" ); + Abc_Print( -2, "\t experimental technology mapper\n" ); + Abc_Print( -2, "\t-D num : the ratio of LUT delay to wire delay [default = %d]\n", nDelayLut ); + Abc_Print( -2, "\t-N num : degree of the combination of LUTs [default = %d]\n", nDegree ); + Abc_Print( -2, "\t-v : toggles verbose output [default = %s]\n", fVerbose? "yes": "no" ); + Abc_Print( -2, "\t-h : print the command usage\n"); + return 1; +} + /**Function************************************************************* |