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-rw-r--r--src/base/abci/abc.c158
1 files changed, 136 insertions, 22 deletions
diff --git a/src/base/abci/abc.c b/src/base/abci/abc.c
index eb98c722..7bee7f40 100644
--- a/src/base/abci/abc.c
+++ b/src/base/abci/abc.c
@@ -91,6 +91,7 @@ static int Abc_CommandTest ( Abc_Frame_t * pAbc, int argc, char ** arg
static int Abc_CommandIStrash ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandICut ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandIRewrite ( Abc_Frame_t * pAbc, int argc, char ** argv );
+static int Abc_CommandIRewriteSeq ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandIResyn ( Abc_Frame_t * pAbc, int argc, char ** argv );
static int Abc_CommandFraig ( Abc_Frame_t * pAbc, int argc, char ** argv );
@@ -207,6 +208,7 @@ void Abc_Init( Abc_Frame_t * pAbc )
Cmd_CommandAdd( pAbc, "New AIG", "istrash", Abc_CommandIStrash, 1 );
Cmd_CommandAdd( pAbc, "New AIG", "icut", Abc_CommandICut, 0 );
Cmd_CommandAdd( pAbc, "New AIG", "irw", Abc_CommandIRewrite, 1 );
+ Cmd_CommandAdd( pAbc, "New AIG", "irws", Abc_CommandIRewriteSeq, 1 );
Cmd_CommandAdd( pAbc, "New AIG", "iresyn", Abc_CommandIResyn, 1 );
Cmd_CommandAdd( pAbc, "Fraiging", "fraig", Abc_CommandFraig, 1 );
@@ -4086,9 +4088,10 @@ int Abc_CommandCut( Abc_Frame_t * pAbc, int argc, char ** argv )
pParams->fGlobal = 0; // compute global cuts
pParams->fLocal = 0; // compute local cuts
pParams->fFancy = 0; // compute something fancy
+ pParams->fMap = 0; // compute mapping delay
pParams->fVerbose = 0; // the verbosiness flag
Extra_UtilGetoptReset();
- while ( ( c = Extra_UtilGetopt( argc, argv, "KMtfdxyglzvoh" ) ) != EOF )
+ while ( ( c = Extra_UtilGetopt( argc, argv, "KMtfdxyglzmvoh" ) ) != EOF )
{
switch ( c )
{
@@ -4138,6 +4141,9 @@ int Abc_CommandCut( Abc_Frame_t * pAbc, int argc, char ** argv )
case 'z':
pParams->fFancy ^= 1;
break;
+ case 'm':
+ pParams->fMap ^= 1;
+ break;
case 'v':
pParams->fVerbose ^= 1;
break;
@@ -4175,7 +4181,6 @@ int Abc_CommandCut( Abc_Frame_t * pAbc, int argc, char ** argv )
if ( fOracle )
pParams->fRecord = 1;
pCutMan = Abc_NtkCuts( pNtk, pParams );
- Cut_ManPrintStats( pCutMan );
if ( fOracle )
pCutOracle = Cut_OracleStart( pCutMan );
Cut_ManStop( pCutMan );
@@ -4187,7 +4192,7 @@ int Abc_CommandCut( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
usage:
- fprintf( pErr, "usage: cut [-K num] [-M num] [-tfdxyzvh]\n" );
+ fprintf( pErr, "usage: cut [-K num] [-M num] [-tfdxyzmvh]\n" );
fprintf( pErr, "\t computes k-feasible cuts for the AIG\n" );
fprintf( pErr, "\t-K num : max number of leaves (%d <= num <= %d) [default = %d]\n", CUT_SIZE_MIN, CUT_SIZE_MAX, pParams->nVarsMax );
fprintf( pErr, "\t-M num : max number of cuts stored at a node [default = %d]\n", pParams->nKeepMax );
@@ -4199,6 +4204,7 @@ usage:
fprintf( pErr, "\t-g : toggle computing only global cuts [default = %s]\n", pParams->fGlobal? "yes": "no" );
fprintf( pErr, "\t-l : toggle computing only local cuts [default = %s]\n", pParams->fLocal? "yes": "no" );
fprintf( pErr, "\t-z : toggle fancy computations [default = %s]\n", pParams->fFancy? "yes": "no" );
+ fprintf( pErr, "\t-m : toggle delay-oriented FPGA mapping [default = %s]\n", pParams->fMap? "yes": "no" );
fprintf( pErr, "\t-v : toggle printing verbose information [default = %s]\n", pParams->fVerbose? "yes": "no" );
fprintf( pErr, "\t-h : print the command usage\n");
return 1;
@@ -4293,7 +4299,6 @@ int Abc_CommandScut( Abc_Frame_t * pAbc, int argc, char ** argv )
}
pCutMan = Abc_NtkSeqCuts( pNtk, pParams );
- Cut_ManPrintStats( pCutMan );
Cut_ManStop( pCutMan );
return 0;
@@ -4480,27 +4485,31 @@ int Abc_CommandXyz( Abc_Frame_t * pAbc, int argc, char ** argv )
int c;
int nLutMax;
int nPlaMax;
+ int RankCost;
+ int fFastMode;
int fVerbose;
// extern Abc_Ntk_t * Abc_NtkXyz( Abc_Ntk_t * pNtk, int nPlaMax, bool fUseEsop, bool fUseSop, bool fUseInvs, bool fVerbose );
- extern void * Abc_NtkPlayer( void * pNtk, int nLutMax, int nPlaMax, int fVerbose );
+ extern void * Abc_NtkPlayer( void * pNtk, int nLutMax, int nPlaMax, int RankCost, int fFastMode, int fVerbose );
pNtk = Abc_FrameReadNtk(pAbc);
pOut = Abc_FrameReadOut(pAbc);
pErr = Abc_FrameReadErr(pAbc);
// set defaults
- nLutMax = 8;
- nPlaMax = 128;
- fVerbose = 0;
+ nLutMax = 8;
+ nPlaMax = 128;
+ RankCost = 96000;
+ fFastMode = 0;
+ fVerbose = 0;
Extra_UtilGetoptReset();
- while ( ( c = Extra_UtilGetopt( argc, argv, "LPvh" ) ) != EOF )
+ while ( ( c = Extra_UtilGetopt( argc, argv, "LPRfvh" ) ) != EOF )
{
switch ( c )
{
case 'L':
if ( globalUtilOptind >= argc )
{
- fprintf( pErr, "Command line switch \"-N\" should be followed by an integer.\n" );
+ fprintf( pErr, "Command line switch \"-L\" should be followed by an integer.\n" );
goto usage;
}
nLutMax = atoi(argv[globalUtilOptind]);
@@ -4511,7 +4520,7 @@ int Abc_CommandXyz( Abc_Frame_t * pAbc, int argc, char ** argv )
case 'P':
if ( globalUtilOptind >= argc )
{
- fprintf( pErr, "Command line switch \"-N\" should be followed by an integer.\n" );
+ fprintf( pErr, "Command line switch \"-P\" should be followed by an integer.\n" );
goto usage;
}
nPlaMax = atoi(argv[globalUtilOptind]);
@@ -4519,6 +4528,20 @@ int Abc_CommandXyz( Abc_Frame_t * pAbc, int argc, char ** argv )
if ( nPlaMax < 0 )
goto usage;
break;
+ case 'R':
+ if ( globalUtilOptind >= argc )
+ {
+ fprintf( pErr, "Command line switch \"-R\" should be followed by an integer.\n" );
+ goto usage;
+ }
+ RankCost = atoi(argv[globalUtilOptind]);
+ globalUtilOptind++;
+ if ( RankCost < 0 )
+ goto usage;
+ break;
+ case 'f':
+ fFastMode ^= 1;
+ break;
case 'v':
fVerbose ^= 1;
break;
@@ -4548,7 +4571,7 @@ int Abc_CommandXyz( Abc_Frame_t * pAbc, int argc, char ** argv )
// run the command
// pNtkRes = Abc_NtkXyz( pNtk, nPlaMax, 1, 0, fUseInvs, fVerbose );
- pNtkRes = Abc_NtkPlayer( pNtk, nLutMax, nPlaMax, fVerbose );
+ pNtkRes = Abc_NtkPlayer( pNtk, nLutMax, nPlaMax, RankCost, fFastMode, fVerbose );
if ( pNtkRes == NULL )
{
fprintf( pErr, "Command has failed.\n" );
@@ -4559,10 +4582,12 @@ int Abc_CommandXyz( Abc_Frame_t * pAbc, int argc, char ** argv )
return 0;
usage:
- fprintf( pErr, "usage: xyz [-L num] [-P num] [-vh]\n" );
+ fprintf( pErr, "usage: xyz [-L num] [-P num] [-R num] [-fvh]\n" );
fprintf( pErr, "\t specilized LUT/PLA decomposition\n" );
fprintf( pErr, "\t-L num : maximum number of LUT inputs (2<=num<=8) [default = %d]\n", nLutMax );
fprintf( pErr, "\t-P num : maximum number of PLA inputs/cubes (8<=num<=128) [default = %d]\n", nPlaMax );
+ fprintf( pErr, "\t-R num : maximum are of one decomposition rank [default = %d]\n", RankCost );
+ fprintf( pErr, "\t-f : toggle using fast LUT mapping mode [default = %s]\n", fFastMode? "yes": "no" );
fprintf( pErr, "\t-v : toggle printing verbose information [default = %s]\n", fVerbose? "yes": "no" );
fprintf( pErr, "\t-h : print the command usage\n");
return 1;
@@ -4744,7 +4769,7 @@ int Abc_CommandIStrash( Abc_Frame_t * pAbc, int argc, char ** argv )
if ( pNtkRes == NULL )
{
fprintf( pErr, "Command has failed.\n" );
- return 1;
+ return 0;
}
// replace the current network
Abc_FrameReplaceCurrentNetwork( pAbc, pNtkRes );
@@ -4886,7 +4911,7 @@ int Abc_CommandIRewrite( Abc_Frame_t * pAbc, int argc, char ** argv )
if ( pNtkRes == NULL )
{
fprintf( pErr, "Command has failed.\n" );
- return 1;
+ return 0;
}
// replace the current network
Abc_FrameReplaceCurrentNetwork( pAbc, pNtkRes );
@@ -4913,6 +4938,83 @@ usage:
SeeAlso []
***********************************************************************/
+int Abc_CommandIRewriteSeq( Abc_Frame_t * pAbc, int argc, char ** argv )
+{
+ FILE * pOut, * pErr;
+ Abc_Ntk_t * pNtk, * pNtkRes;
+ int c, fUpdateLevel, fUseZeroCost, fVerbose;
+ extern Abc_Ntk_t * Abc_NtkIvyRewriteSeq( Abc_Ntk_t * pNtk, int fUseZeroCost, int fVerbose );
+
+ pNtk = Abc_FrameReadNtk(pAbc);
+ pOut = Abc_FrameReadOut(pAbc);
+ pErr = Abc_FrameReadErr(pAbc);
+
+ // set defaults
+ fUpdateLevel = 1;
+ fUseZeroCost = 0;
+ fVerbose = 0;
+ Extra_UtilGetoptReset();
+ while ( ( c = Extra_UtilGetopt( argc, argv, "lzvh" ) ) != EOF )
+ {
+ switch ( c )
+ {
+ case 'l':
+ fUpdateLevel ^= 1;
+ break;
+ case 'z':
+ fUseZeroCost ^= 1;
+ break;
+ case 'v':
+ fVerbose ^= 1;
+ break;
+ case 'h':
+ goto usage;
+ default:
+ goto usage;
+ }
+ }
+ if ( pNtk == NULL )
+ {
+ fprintf( pErr, "Empty network.\n" );
+ return 1;
+ }
+ if ( Abc_NtkIsSeq(pNtk) )
+ {
+ fprintf( pErr, "Only works for non-sequential networks.\n" );
+ return 1;
+ }
+
+ pNtkRes = Abc_NtkIvyRewriteSeq( pNtk, fUseZeroCost, fVerbose );
+ if ( pNtkRes == NULL )
+ {
+ fprintf( pErr, "Command has failed.\n" );
+ return 0;
+ }
+ // replace the current network
+ Abc_FrameReplaceCurrentNetwork( pAbc, pNtkRes );
+ return 0;
+
+usage:
+ fprintf( pErr, "usage: irws [-zvh]\n" );
+ fprintf( pErr, "\t perform sequential AIG rewriting\n" );
+// fprintf( pErr, "\t-l : toggle preserving the number of levels [default = %s]\n", fUpdateLevel? "yes": "no" );
+ fprintf( pErr, "\t-z : toggle using zero-cost replacements [default = %s]\n", fUseZeroCost? "yes": "no" );
+ fprintf( pErr, "\t-v : toggle verbose printout [default = %s]\n", fVerbose? "yes": "no" );
+ fprintf( pErr, "\t-h : print the command usage\n");
+ return 1;
+}
+
+/**Function*************************************************************
+
+ Synopsis []
+
+ Description []
+
+ SideEffects []
+
+ SeeAlso []
+
+***********************************************************************/
int Abc_CommandIResyn( Abc_Frame_t * pAbc, int argc, char ** argv )
{
FILE * pOut, * pErr;
@@ -4959,7 +5061,7 @@ int Abc_CommandIResyn( Abc_Frame_t * pAbc, int argc, char ** argv )
if ( pNtkRes == NULL )
{
fprintf( pErr, "Command has failed.\n" );
- return 1;
+ return 0;
}
// replace the current network
Abc_FrameReplaceCurrentNetwork( pAbc, pNtkRes );
@@ -5915,11 +6017,12 @@ int Abc_CommandFpga( Abc_Frame_t * pAbc, int argc, char ** argv )
int c;
int fRecovery;
int fSwitching;
+ int fLatchPaths;
int fVerbose;
int nLutSize;
float DelayTarget;
- extern Abc_Ntk_t * Abc_NtkFpga( Abc_Ntk_t * pNtk, float DelayTarget, int fRecovery, int fSwitching, int fVerbose );
+ extern Abc_Ntk_t * Abc_NtkFpga( Abc_Ntk_t * pNtk, float DelayTarget, int fRecovery, int fSwitching, int fLatchPaths, int fVerbose );
pNtk = Abc_FrameReadNtk(pAbc);
pOut = Abc_FrameReadOut(pAbc);
@@ -5928,11 +6031,12 @@ int Abc_CommandFpga( Abc_Frame_t * pAbc, int argc, char ** argv )
// set defaults
fRecovery = 1;
fSwitching = 0;
+ fLatchPaths = 0;
fVerbose = 0;
DelayTarget =-1;
nLutSize =-1;
Extra_UtilGetoptReset();
- while ( ( c = Extra_UtilGetopt( argc, argv, "apvhDK" ) ) != EOF )
+ while ( ( c = Extra_UtilGetopt( argc, argv, "aplvhDK" ) ) != EOF )
{
switch ( c )
{
@@ -5942,6 +6046,9 @@ int Abc_CommandFpga( Abc_Frame_t * pAbc, int argc, char ** argv )
case 'p':
fSwitching ^= 1;
break;
+ case 'l':
+ fLatchPaths ^= 1;
+ break;
case 'v':
fVerbose ^= 1;
break;
@@ -5989,7 +6096,13 @@ int Abc_CommandFpga( Abc_Frame_t * pAbc, int argc, char ** argv )
// create the new LUT library
if ( nLutSize >= 3 && nLutSize <= 6 )
Fpga_SetSimpleLutLib( nLutSize );
-
+/*
+ else
+ {
+ fprintf( pErr, "Cannot perform FPGA mapping with LUT size %d.\n", nLutSize );
+ return 1;
+ }
+*/
if ( !Abc_NtkIsStrash(pNtk) )
{
// strash and balance the network
@@ -6008,7 +6121,7 @@ int Abc_CommandFpga( Abc_Frame_t * pAbc, int argc, char ** argv )
}
fprintf( pOut, "The network was strashed and balanced before FPGA mapping.\n" );
// get the new network
- pNtkRes = Abc_NtkFpga( pNtk, DelayTarget, fRecovery, fSwitching, fVerbose );
+ pNtkRes = Abc_NtkFpga( pNtk, DelayTarget, fRecovery, fSwitching, fLatchPaths, fVerbose );
if ( pNtkRes == NULL )
{
Abc_NtkDelete( pNtk );
@@ -6020,7 +6133,7 @@ int Abc_CommandFpga( Abc_Frame_t * pAbc, int argc, char ** argv )
else
{
// get the new network
- pNtkRes = Abc_NtkFpga( pNtk, DelayTarget, fRecovery, fSwitching, fVerbose );
+ pNtkRes = Abc_NtkFpga( pNtk, DelayTarget, fRecovery, fSwitching, fLatchPaths, fVerbose );
if ( pNtkRes == NULL )
{
fprintf( pErr, "FPGA mapping has failed.\n" );
@@ -6040,10 +6153,11 @@ usage:
sprintf( LutSize, "library" );
else
sprintf( LutSize, "%d", nLutSize );
- fprintf( pErr, "usage: fpga [-D float] [-K num] [-apvh]\n" );
+ fprintf( pErr, "usage: fpga [-D float] [-K num] [-aplvh]\n" );
fprintf( pErr, "\t performs FPGA mapping of the current network\n" );
fprintf( pErr, "\t-a : toggles area recovery [default = %s]\n", fRecovery? "yes": "no" );
fprintf( pErr, "\t-p : optimizes power by minimizing switching activity [default = %s]\n", fSwitching? "yes": "no" );
+ fprintf( pErr, "\t-l : optimizes latch paths for delay, other paths for area [default = %s]\n", fLatchPaths? "yes": "no" );
fprintf( pErr, "\t-D float : sets the required time for the mapping [default = %s]\n", Buffer );
fprintf( pErr, "\t-K num : the number of LUT inputs [default = %s]%s\n", LutSize, (nLutSize == -1 ? " (type \"print_lut\")" : "") );
fprintf( pErr, "\t-v : toggles verbose output [default = %s]\n", fVerbose? "yes": "no" );
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 05:44:57 +0000