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Commit 34ab5957 by Alan Mishchenko
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Suggested patch of AIG writers.

parent a3bc77cd
Showing with 116 additions and 34 deletions
src/aig/ioa/ioaWriteAig.c
......@@ -564,14 +564,20 @@ void Ioa_WriteAiger( Aig_Man_t * pMan, char * pFileName, int fWriteSymbols, int
if ( fWriteSymbols )
{
// write PIs
Aig_ManForEachCi( pMan, pObj, i )
Aig_ManForEachPiSeq( pMan, pObj, i )
fprintf( pFile, "i%d %s\n", i, Aig_ObjName(pObj) );
// write latches
Aig_ManForEachLatch( pMan, pObj, i )
Aig_ManForEachLoSeq( pMan, pObj, i )
fprintf( pFile, "l%d %s\n", i, Aig_ObjName(Aig_ObjFanout0(pObj)) );
// write POs
Aig_ManForEachCo( pMan, pObj, i )
fprintf( pFile, "o%d %s\n", i, Aig_ObjName(pObj) );
int bads = Aig_ManCoNum(pMan) - Aig_ManRegNum(pMan) - Aig_ManConstrNum(pMan);
Aig_ManForEachPoSeq( pMan, pObj, i )
if ( !Aig_ManConstrNum(pMan) )
fprintf( pFile, "o%d %s\n", i, Aig_ObjName(pObj) );
else ( i < bads )
fprintf( pFile, "b%d %s\n", i, Aig_ObjName(pObj) );
else
fprintf( pFile, "c%d %s\n", i - bads, Aig_ObjName(pObj) );
}
*/
// write the comment
......
src/base/io/ioWriteAiger.c
......@@ -270,15 +270,22 @@ void Io_WriteAiger_old( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, i
{
ProgressBar * pProgress;
FILE * pFile;
Abc_Obj_t * pObj, * pDriver;
int i, nNodes, nBufferSize, Pos;
Abc_Obj_t * pObj, * pDriver, * pLatch;
int i, nNodes, nBufferSize, Pos, fExtended;
unsigned char * pBuffer;
unsigned uLit0, uLit1, uLit;
fExtended = Abc_NtkConstrNum(pNtk);
assert( Abc_NtkIsStrash(pNtk) );
Abc_NtkForEachLatch( pNtk, pObj, i )
if ( !Abc_LatchIsInit0(pObj) )
{
if ( !fCompact )
{
fExtended = 1;
break;
}
fprintf( stdout, "Io_WriteAiger(): Cannot write AIGER format with non-0 latch init values. Run \"zero\".\n" );
return;
}
......@@ -305,10 +312,10 @@ void Io_WriteAiger_old( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, i
Abc_NtkPiNum(pNtk) + Abc_NtkLatchNum(pNtk) + Abc_NtkNodeNum(pNtk),
Abc_NtkPiNum(pNtk),
Abc_NtkLatchNum(pNtk),
Abc_NtkConstrNum(pNtk) ? 0 : Abc_NtkPoNum(pNtk),
fExtended ? 0 : Abc_NtkPoNum(pNtk),
Abc_NtkNodeNum(pNtk) );
// write the extended header "B C J F"
if ( Abc_NtkConstrNum(pNtk) )
if ( fExtended )
fprintf( pFile, " %u %u", Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk), Abc_NtkConstrNum(pNtk) );
fprintf( pFile, "\n" );
......@@ -320,10 +327,21 @@ void Io_WriteAiger_old( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, i
if ( !fCompact )
{
// write latch drivers
Abc_NtkForEachLatchInput( pNtk, pObj, i )
Abc_NtkForEachLatch( pNtk, pLatch, i )
{
pObj = Abc_ObjFanin0(pLatch);
pDriver = Abc_ObjFanin0(pObj);
fprintf( pFile, "%u\n", Io_ObjMakeLit( Io_ObjAigerNum(pDriver), Abc_ObjFaninC0(pObj) ^ (Io_ObjAigerNum(pDriver) == 0) ) );
uLit = Io_ObjMakeLit( Io_ObjAigerNum(pDriver), Abc_ObjFaninC0(pObj) ^ (Io_ObjAigerNum(pDriver) == 0) );
if ( Abc_LatchIsInit0(pLatch) )
fprintf( pFile, "%u\n", uLit );
else if ( Abc_LatchIsInit1(pLatch) )
fprintf( pFile, "%u 1\n", uLit );
else
{
// Both None and DC are written as 'uninitialized' e.g. a free boolean value
assert( Abc_LatchIsInitNone(pLatch) || Abc_LatchIsInitDc(pLatch) );
fprintf( pFile, "%u %u\n", uLit, Io_ObjMakeLit( Io_ObjAigerNum(pLatch), 0 ) );
}
}
// write PO drivers
Abc_NtkForEachPo( pNtk, pObj, i )
......@@ -353,7 +371,13 @@ void Io_WriteAiger_old( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, i
uLit = Io_ObjMakeLit( Io_ObjAigerNum(pObj), 0 );
uLit0 = Io_ObjMakeLit( Io_ObjAigerNum(Abc_ObjFanin0(pObj)), Abc_ObjFaninC0(pObj) );
uLit1 = Io_ObjMakeLit( Io_ObjAigerNum(Abc_ObjFanin1(pObj)), Abc_ObjFaninC1(pObj) );
assert( uLit0 < uLit1 );
if ( uLit0 > uLit1 )
{
unsigned Temp = uLit0;
uLit0 = uLit1;
uLit1 = Temp;
}
assert( uLit1 < uLit );
Pos = Io_WriteAigerEncode( pBuffer, Pos, (unsigned)(uLit - uLit1) );
Pos = Io_WriteAigerEncode( pBuffer, Pos, (unsigned)(uLit1 - uLit0) );
if ( Pos > nBufferSize - 10 )
......@@ -381,7 +405,12 @@ void Io_WriteAiger_old( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, i
fprintf( pFile, "l%d %s\n", i, Abc_ObjName(Abc_ObjFanout0(pObj)) );
// write POs
Abc_NtkForEachPo( pNtk, pObj, i )
fprintf( pFile, "o%d %s\n", i, Abc_ObjName(pObj) );
if ( !fExtended )
fprintf( pFile, "o%d %s\n", i, Abc_ObjName(pObj) );
else if ( i < Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk) )
fprintf( pFile, "b%d %s\n", i, Abc_ObjName(pObj) );
else
fprintf( pFile, "c%d %s\n", i - (Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk)), Abc_ObjName(pObj) );
}
// write the comment
......@@ -408,8 +437,8 @@ void Io_WriteAigerGz( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols )
{
ProgressBar * pProgress;
gzFile pFile;
Abc_Obj_t * pObj, * pDriver;
int i, nNodes, Pos, nBufferSize;
Abc_Obj_t * pObj, * pDriver, * pLatch;
int i, nNodes, Pos, nBufferSize, fExtended;
unsigned char * pBuffer;
unsigned uLit0, uLit1, uLit;
......@@ -421,12 +450,8 @@ void Io_WriteAigerGz( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols )
fprintf( stdout, "Io_WriteAigerGz(): Cannot open the output file \"%s\".\n", pFileName );
return;
}
Abc_NtkForEachLatch( pNtk, pObj, i )
if ( !Abc_LatchIsInit0(pObj) )
{
fprintf( stdout, "Io_WriteAigerGz(): Cannot write AIGER format with non-0 latch init values. Run \"zero\".\n" );
return;
}
fExtended = Abc_NtkConstrNum(pNtk);
// set the node numbers to be used in the output file
nNodes = 0;
......@@ -441,10 +466,10 @@ void Io_WriteAigerGz( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols )
Abc_NtkPiNum(pNtk) + Abc_NtkLatchNum(pNtk) + Abc_NtkNodeNum(pNtk),
Abc_NtkPiNum(pNtk),
Abc_NtkLatchNum(pNtk),
Abc_NtkConstrNum(pNtk) ? 0 : Abc_NtkPoNum(pNtk),
fExtended ? 0 : Abc_NtkPoNum(pNtk),
Abc_NtkNodeNum(pNtk) );
// write the extended header "B C J F"
if ( Abc_NtkConstrNum(pNtk) )
if ( fExtended )
gzprintf( pFile, " %u %u", Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk), Abc_NtkConstrNum(pNtk) );
gzprintf( pFile, "\n" );
......@@ -454,10 +479,21 @@ void Io_WriteAigerGz( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols )
// write latch drivers
Abc_NtkInvertConstraints( pNtk );
Abc_NtkForEachLatchInput( pNtk, pObj, i )
Abc_NtkForEachLatch( pNtk, pLatch, i )
{
pObj = Abc_ObjFanin0(pLatch);
pDriver = Abc_ObjFanin0(pObj);
gzprintf( pFile, "%u\n", Io_ObjMakeLit( Io_ObjAigerNum(pDriver), Abc_ObjFaninC0(pObj) ^ (Io_ObjAigerNum(pDriver) == 0) ) );
uLit = Io_ObjMakeLit( Io_ObjAigerNum(pDriver), Abc_ObjFaninC0(pObj) ^ (Io_ObjAigerNum(pDriver) == 0) );
if ( Abc_LatchIsInit0(pLatch) )
gzprintf( pFile, "%u\n", uLit );
else if ( Abc_LatchIsInit1(pLatch) )
gzprintf( pFile, "%u 1\n", uLit );
else
{
// Both None and DC are written as 'uninitialized' e.g. a free boolean value
assert( Abc_LatchIsInitNone(pLatch) || Abc_LatchIsInitDc(pLatch) );
gzprintf( pFile, "%u %u\n", uLit, Io_ObjMakeLit( Io_ObjAigerNum(pLatch), 0 ) );
}
}
// write PO drivers
Abc_NtkForEachPo( pNtk, pObj, i )
......@@ -478,7 +514,13 @@ void Io_WriteAigerGz( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols )
uLit = Io_ObjMakeLit( Io_ObjAigerNum(pObj), 0 );
uLit0 = Io_ObjMakeLit( Io_ObjAigerNum(Abc_ObjFanin0(pObj)), Abc_ObjFaninC0(pObj) );
uLit1 = Io_ObjMakeLit( Io_ObjAigerNum(Abc_ObjFanin1(pObj)), Abc_ObjFaninC1(pObj) );
assert( uLit0 < uLit1 );
if ( uLit0 > uLit1 )
{
unsigned Temp = uLit0;
uLit0 = uLit1;
uLit1 = Temp;
}
assert( uLit1 < uLit );
Pos = Io_WriteAigerEncode( pBuffer, Pos, uLit - uLit1 );
Pos = Io_WriteAigerEncode( pBuffer, Pos, uLit1 - uLit0 );
if ( Pos > nBufferSize - 10 )
......@@ -506,7 +548,12 @@ void Io_WriteAigerGz( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols )
gzprintf( pFile, "l%d %s\n", i, Abc_ObjName(Abc_ObjFanout0(pObj)) );
// write POs
Abc_NtkForEachPo( pNtk, pObj, i )
gzprintf( pFile, "o%d %s\n", i, Abc_ObjName(pObj) );
if ( !fExtended )
gzprintf( pFile, "o%d %s\n", i, Aig_ObjName(pObj) );
else ( i < Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk) )
gzprintf( pFile, "b%d %s\n", i, Aig_ObjName(pObj) );
else
gzprintf( pFile, "c%d %s\n", i - (Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk)), Aig_ObjName(pObj) );
}
// write the comment
......@@ -589,8 +636,8 @@ void Io_WriteAiger( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, int f
{
ProgressBar * pProgress;
// FILE * pFile;
Abc_Obj_t * pObj, * pDriver;
int i, nNodes, nBufferSize, bzError, Pos;
Abc_Obj_t * pObj, * pDriver, * pLatch;
int i, nNodes, nBufferSize, bzError, Pos, fExtended;
unsigned char * pBuffer;
unsigned uLit0, uLit1, uLit;
bz2file b;
......@@ -602,11 +649,18 @@ void Io_WriteAiger( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, int f
fCompact = 0;
}
fExtended = Abc_NtkConstrNum(pNtk);
// check that the network is valid
assert( Abc_NtkIsStrash(pNtk) );
Abc_NtkForEachLatch( pNtk, pObj, i )
if ( !Abc_LatchIsInit0(pObj) )
{
if ( !fCompact )
{
fExtended = 1;
break;
}
fprintf( stdout, "Io_WriteAiger(): Cannot write AIGER format with non-0 latch init values. Run \"zero\".\n" );
return;
}
......@@ -655,10 +709,10 @@ void Io_WriteAiger( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, int f
Abc_NtkPiNum(pNtk) + Abc_NtkLatchNum(pNtk) + Abc_NtkNodeNum(pNtk),
Abc_NtkPiNum(pNtk),
Abc_NtkLatchNum(pNtk),
Abc_NtkConstrNum(pNtk) ? 0 : Abc_NtkPoNum(pNtk),
fExtended ? 0 : Abc_NtkPoNum(pNtk),
Abc_NtkNodeNum(pNtk) );
// write the extended header "B C J F"
if ( Abc_NtkConstrNum(pNtk) )
if ( fExtended )
fprintfBz2Aig( &b, " %u %u", Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk), Abc_NtkConstrNum(pNtk) );
fprintfBz2Aig( &b, "\n" );
......@@ -670,10 +724,21 @@ void Io_WriteAiger( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, int f
if ( !fCompact )
{
// write latch drivers
Abc_NtkForEachLatchInput( pNtk, pObj, i )
Abc_NtkForEachLatch( pNtk, pLatch, i )
{
pObj = Abc_ObjFanin0(pLatch);
pDriver = Abc_ObjFanin0(pObj);
fprintfBz2Aig( &b, "%u\n", Io_ObjMakeLit( Io_ObjAigerNum(pDriver), Abc_ObjFaninC0(pObj) ^ (Io_ObjAigerNum(pDriver) == 0) ) );
uLit = Io_ObjMakeLit( Io_ObjAigerNum(pDriver), Abc_ObjFaninC0(pObj) ^ (Io_ObjAigerNum(pDriver) == 0) );
if ( Abc_LatchIsInit0(pLatch) )
fprintfBz2Aig( &b, "%u\n", uLit );
else if ( Abc_LatchIsInit1(pLatch) )
fprintfBz2Aig( &b, "%u 1\n", uLit );
else
{
// Both None and DC are written as 'uninitialized' e.g. a free boolean value
assert( Abc_LatchIsInitNone(pLatch) || Abc_LatchIsInitDc(pLatch) );
fprintfBz2Aig( &b, "%u %u\n", uLit, Io_ObjMakeLit( Io_ObjAigerNum(pLatch), 0 ) );
}
}
// write PO drivers
Abc_NtkForEachPo( pNtk, pObj, i )
......@@ -715,7 +780,13 @@ void Io_WriteAiger( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, int f
uLit = Io_ObjMakeLit( Io_ObjAigerNum(pObj), 0 );
uLit0 = Io_ObjMakeLit( Io_ObjAigerNum(Abc_ObjFanin0(pObj)), Abc_ObjFaninC0(pObj) );
uLit1 = Io_ObjMakeLit( Io_ObjAigerNum(Abc_ObjFanin1(pObj)), Abc_ObjFaninC1(pObj) );
assert( uLit0 < uLit1 );
if ( uLit0 > uLit1 )
{
unsigned Temp = uLit0;
uLit0 = uLit1;
uLit1 = Temp;
}
assert( uLit1 < uLit );
Pos = Io_WriteAigerEncode( pBuffer, Pos, (unsigned)(uLit - uLit1) );
Pos = Io_WriteAigerEncode( pBuffer, Pos, (unsigned)(uLit1 - uLit0) );
if ( Pos > nBufferSize - 10 )
......@@ -756,7 +827,12 @@ void Io_WriteAiger( Abc_Ntk_t * pNtk, char * pFileName, int fWriteSymbols, int f
fprintfBz2Aig( &b, "l%d %s\n", i, Abc_ObjName(Abc_ObjFanout0(pObj)) );
// write POs
Abc_NtkForEachPo( pNtk, pObj, i )
fprintfBz2Aig( &b, "o%d %s\n", i, Abc_ObjName(pObj) );
if ( !fExtended )
fprintfBz2Aig( &b, "o%d %s\n", i, Abc_ObjName(pObj) );
else if ( i < Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk) )
fprintfBz2Aig( &b, "b%d %s\n", i, Abc_ObjName(pObj) );
else
fprintfBz2Aig( &b, "c%d %s\n", i - (Abc_NtkPoNum(pNtk) - Abc_NtkConstrNum(pNtk)), Abc_ObjName(pObj) );
}
// write the comment
......
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