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New logic sharing extraction.

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This commit is contained in:
Alan Mishchenko
2013-09-28 20:19:53 -07:00
parent 61ee156b72
commit 5f97f5cffa
4 changed files with 110 additions and 72 deletions
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src/base/abci/abc.c
+8 -3
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@@ -27415,8 +27415,9 @@ int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv )
int fSimpleAnd = 0;
int fKeepLevel = 0;
int c, fVerbose = 1;
int fVeryVerbose = 0;
Extra_UtilGetoptReset();
while ( ( c = Extra_UtilGetopt( argc, argv, "Nealvh" ) ) != EOF )
while ( ( c = Extra_UtilGetopt( argc, argv, "Nealvwh" ) ) != EOF )
{
switch ( c )
{
@@ -27443,6 +27444,9 @@ int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv )
case 'v':
fVerbose ^= 1;
break;
case 'w':
fVeryVerbose ^= 1;
break;
case 'h':
goto usage;
default:
@@ -27460,20 +27464,21 @@ int Abc_CommandAbc9Balance( Abc_Frame_t * pAbc, int argc, char ** argv )
return 1;
}
if ( fMultiExt )
pTemp = Gia_ManMultiExtract( pAbc->pGia, fSimpleAnd, nNewNodesMax, fVerbose );
pTemp = Gia_ManMultiExtract( pAbc->pGia, fSimpleAnd, nNewNodesMax, fVerbose, fVeryVerbose );
else
pTemp = Gia_ManBalance( pAbc->pGia, fSimpleAnd, fVerbose );
Abc_FrameUpdateGia( pAbc, pTemp );
return 0;
usage:
Abc_Print( -2, "usage: &b [-N num] [-ealvh]\n" );
Abc_Print( -2, "usage: &b [-N num] [-ealvwh]\n" );
Abc_Print( -2, "\t performs AIG balancing to reduce delay\n" );
Abc_Print( -2, "\t-N num : the max fanout count to skip a divisor [default = %d]\n", nNewNodesMax );
Abc_Print( -2, "\t-e : toggle extacting shared logic while balancing [default = %s]\n", fMultiExt? "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-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");
return 1;
}