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Adding switch to &b to prevent dumplicated area when used in delay-mode (&b -da).

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This commit is contained in:
Alan Mishchenko
2015-09-18 09:50:22 -07:00
parent 37a5a36cf9
commit 815dfdc0c4
3 changed files with 35 additions and 31 deletions
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src/base/abci/abc.c
+8 -4
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@@ -29125,11 +29125,12 @@ int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv )
int nNewNodesMax = ABC_INFINITY;
int fDelayOnly = 0;
int fSimpleAnd = 0;
int fStrict = 0;
int fKeepLevel = 0;
int c, fVerbose = 0;
int fVeryVerbose = 0;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "Ndalvwh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "Ndaslvwh" ) ) != EOF )
{
switch ( c )
{
@@ -29150,6 +29151,9 @@ int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv )
case 'a':
fSimpleAnd ^= 1;
break;
case 's':
fStrict ^= 1;
break;
case 'l':
fKeepLevel ^= 1;
break;
@@ -29171,19 +29175,19 @@ int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv )
return 1;
}
if ( fDelayOnly )
pTemp = Gia_ManBalance( pAbc->pGia, fSimpleAnd, fVerbose );
pTemp = Gia_ManBalance( pAbc->pGia, fSimpleAnd, fStrict, fVerbose );
else
pTemp = Gia_ManAreaBalance( pAbc->pGia, fSimpleAnd, nNewNodesMax, fVerbose, fVeryVerbose );
Abc_FrameUpdateGia( pAbc, pTemp );
return 0;
usage:
Abc_Print( -2, "usage: &b [-N num] [-davwh]\n" );
Abc_Print( -2, "usage: &b [-N num] [-dasvwh]\n" );
Abc_Print( -2, "\t performs AIG balancing to reduce delay and area\n" );
Abc_Print( -2, "\t-N num : the max fanout count to skip a divisor [default = %d]\n", nNewNodesMax );
Abc_Print( -2, "\t-d : toggle delay only balancing [default = %s]\n", fDelayOnly? "yes": "no" );
Abc_Print( -2, "\t-a : toggle using AND instead of AND/XOR/MUX [default = %s]\n", fSimpleAnd? "yes": "no" );
// Abc_Print( -2, "\t-l : toggle level update during shrinking [default = %s]\n", fKeepLevel? "yes": "no" );
Abc_Print( -2, "\t-s : toggle strict control of area in delay-mode (\"&b -d\") [default = %s]\n", fStrict? "yes": "no" );
Abc_Print( -2, "\t-v : toggle printing verbose information [default = %s]\n", fVerbose? "yes": "no" );
Abc_Print( -2, "\t-w : toggle printing additional information [default = %s]\n", fVeryVerbose? "yes": "no" );
Abc_Print( -2, "\t-h : print the command usage\n");