luke
/
abc
mirror of https://github.com/YosysHQ/abc.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Debugging a proof error.

This commit is contained in:
Alan Mishchenko 2012-07-13 15:44:45 -07:00
parent f54bf25d70
commit be95437d1a
1 changed files with 6 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
src/sat/bsat/satProof.c
View File

@ -396,13 +396,13 @@ int Sat_ProofReduce( Vec_Set_t * vProof, void * pRoots, int hProofPivot )
if ( pNode->Id == 0 )
continue;
pNode->Id = Vec_SetAppendS( vProof, 2 + pNode->nEnts );
assert( pNode->Id > 0 );
assert( pNode->Id > 1 );
Vec_PtrPush( vUsed, pNode );
// update fanins
Proof_NodeForeachFanin( vProof, pNode, pFanin, k )
if ( (pNode->pEnts[k] & 1) == 0 ) // proof node
{
assert( pFanin->Id > 0 );
assert( pFanin->Id > 1 );
pNode->pEnts[k] = (pFanin->Id << 2) | (pNode->pEnts[k] & 2);
}
// else // problem clause
@ -410,7 +410,10 @@ int Sat_ProofReduce( Vec_Set_t * vProof, void * pRoots, int hProofPivot )
}
// update roots
Proof_ForeachNodeVec1( vRoots, vProof, pNode, i )
{
assert( pNode->Id > 1 );
Vec_IntWriteEntry( vRoots, i, pNode->Id );
}
// determine new pivot
assert( hProofPivot >= 1 && hProofPivot <= Vec_SetHandCurrent(vProof) );
pPivot = Proof_NodeRead( vProof, hProofPivot );
@ -420,6 +423,7 @@ int Sat_ProofReduce( Vec_Set_t * vProof, void * pRoots, int hProofPivot )
Vec_PtrForEachEntry( satset *, vUsed, pNode, i )
{
hTemp = pNode->Id; pNode->Id = 0;
assert( hTemp > 1 );
memmove( Vec_SetEntry(vProof, hTemp), pNode, sizeof(word)*Proof_NodeWordNum(pNode->nEnts) );
if ( pPivot && pPivot <= pNode )
{