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Extending cube representation to handle SOPs with many cubes.

This commit is contained in:
Alan Mishchenko 2013-05-12 23:23:18 -07:00
parent 9d219eee4b
commit 3880623c9b
2 changed files with 9 additions and 5 deletions
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4
src/base/abc/abcFunc.c
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@ -605,12 +605,16 @@ int Abc_CountZddCubes( DdManager * dd, DdNode * zCover )
***********************************************************************/
int Abc_NtkSopToAig( Abc_Ntk_t * pNtk )
{
extern int Abc_NtkMakeLegit( Abc_Ntk_t * pNtk );
Abc_Obj_t * pNode;
Hop_Man_t * pMan;
int i;
assert( Abc_NtkHasSop(pNtk) );
// make dist1-free and SCC-free
// Abc_NtkMakeLegit( pNtk );
// start the functionality manager
pMan = Hop_ManStart();

10
src/misc/mvc/mvc.h
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@ -63,11 +63,11 @@ typedef struct MvcManagerStruct Mvc_Manager_t;
struct MvcCubeStruct
{
Mvc_Cube_t * pNext; // the next cube in the linked list
unsigned iLast : 8; // the index of the last word
unsigned iLast : 24; // the index of the last word
unsigned nUnused : 6; // the number of unused bits in the last word
unsigned fPrime : 1; // marks the prime cube
unsigned fEssen : 1; // marks the essential cube
unsigned nOnes : 16; // the number of 1's in the bit data
unsigned nOnes; // the number of 1's in the bit data
Mvc_CubeWord_t pData[1]; // the first Mvc_CubeWord_t filled with bit data
};
@ -82,9 +82,9 @@ struct MvcListStruct
// the cover data structure
struct MvcCoverStruct
{
char nWords; // the number of machine words
char nUnused; // the number of unused bits in the last word
short nBits; // the number of used data bits in the cube
int nWords; // the number of machine words
int nUnused; // the number of unused bits in the last word
int nBits; // the number of used data bits in the cube
Mvc_List_t lCubes; // the single-linked list of cubes
Mvc_Cube_t ** pCubes; // the array of cubes (for sorting)
int nCubesAlloc; // the size of allocated storage