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/**CFile****************************************************************
FileName [vecPtr.h]
SystemName [ABC: Logic synthesis and verification system.]
PackageName [Resizable arrays.]
Synopsis [Resizable arrays of generic pointers.]
Author [Alan Mishchenko]
Affiliation [UC Berkeley]
Date [Ver. 1.0. Started - June 20, 2005.]
Revision [$Id: vecPtr.h,v 1.00 2005/06/20 00:00:00 alanmi Exp $]
***********************************************************************/
#ifndef __VEC_PTR_H__
#define __VEC_PTR_H__
////////////////////////////////////////////////////////////////////////
/// INCLUDES ///
////////////////////////////////////////////////////////////////////////
#include <stdio.h>
////////////////////////////////////////////////////////////////////////
/// PARAMETERS ///
////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////
/// BASIC TYPES ///
////////////////////////////////////////////////////////////////////////
typedef struct Vec_Ptr_t_ Vec_Ptr_t;
struct Vec_Ptr_t_
{
int nCap;
int nSize;
void ** pArray;
};
////////////////////////////////////////////////////////////////////////
/// MACRO DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
// iterators through entries
#define Vec_PtrForEachEntry( vVec, pEntry, i ) \
for ( i = 0; (i < Vec_PtrSize(vVec)) && (((pEntry) = Vec_PtrEntry(vVec, i)), 1); i++ )
#define Vec_PtrForEachEntryStart( vVec, pEntry, i, Start ) \
for ( i = Start; (i < Vec_PtrSize(vVec)) && (((pEntry) = Vec_PtrEntry(vVec, i)), 1); i++ )
#define Vec_PtrForEachEntryStop( vVec, pEntry, i, Stop ) \
for ( i = 0; (i < Stop) && (((pEntry) = Vec_PtrEntry(vVec, i)), 1); i++ )
#define Vec_PtrForEachEntryStartStop( vVec, pEntry, i, Start, Stop ) \
for ( i = Start; (i < Stop) && (((pEntry) = Vec_PtrEntry(vVec, i)), 1); i++ )
#define Vec_PtrForEachEntryReverse( vVec, pEntry, i ) \
for ( i = Vec_PtrSize(vVec) - 1; (i >= 0) && (((pEntry) = Vec_PtrEntry(vVec, i)), 1); i-- )
////////////////////////////////////////////////////////////////////////
/// FUNCTION DEFINITIONS ///
////////////////////////////////////////////////////////////////////////
/**Function*************************************************************
Synopsis [Allocates a vector with the given capacity.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline Vec_Ptr_t * Vec_PtrAlloc( int nCap )
{
Vec_Ptr_t * p;
p = ALLOC( Vec_Ptr_t, 1 );
if ( nCap > 0 && nCap < 8 )
nCap = 8;
p->nSize = 0;
p->nCap = nCap;
p->pArray = p->nCap? ALLOC( void *, p->nCap ) : NULL;
return p;
}
/**Function*************************************************************
Synopsis [Allocates a vector with the given size and cleans it.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline Vec_Ptr_t * Vec_PtrStart( int nSize )
{
Vec_Ptr_t * p;
p = Vec_PtrAlloc( nSize );
p->nSize = nSize;
memset( p->pArray, 0, sizeof(void *) * nSize );
return p;
}
/**Function*************************************************************
Synopsis [Creates the vector from an integer array of the given size.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline Vec_Ptr_t * Vec_PtrAllocArray( void ** pArray, int nSize )
{
Vec_Ptr_t * p;
p = ALLOC( Vec_Ptr_t, 1 );
p->nSize = nSize;
p->nCap = nSize;
p->pArray = pArray;
return p;
}
/**Function*************************************************************
Synopsis [Creates the vector from an integer array of the given size.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline Vec_Ptr_t * Vec_PtrAllocArrayCopy( void ** pArray, int nSize )
{
Vec_Ptr_t * p;
p = ALLOC( Vec_Ptr_t, 1 );
p->nSize = nSize;
p->nCap = nSize;
p->pArray = ALLOC( void *, nSize );
memcpy( p->pArray, pArray, sizeof(void *) * nSize );
return p;
}
/**Function*************************************************************
Synopsis [Duplicates the integer array.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline Vec_Ptr_t * Vec_PtrDup( Vec_Ptr_t * pVec )
{
Vec_Ptr_t * p;
p = ALLOC( Vec_Ptr_t, 1 );
p->nSize = pVec->nSize;
p->nCap = pVec->nCap;
p->pArray = p->nCap? ALLOC( void *, p->nCap ) : NULL;
memcpy( p->pArray, pVec->pArray, sizeof(void *) * pVec->nSize );
return p;
}
/**Function*************************************************************
Synopsis [Transfers the array into another vector.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline Vec_Ptr_t * Vec_PtrDupArray( Vec_Ptr_t * pVec )
{
Vec_Ptr_t * p;
p = ALLOC( Vec_Ptr_t, 1 );
p->nSize = pVec->nSize;
p->nCap = pVec->nCap;
p->pArray = pVec->pArray;
pVec->nSize = 0;
pVec->nCap = 0;
pVec->pArray = NULL;
return p;
}
/**Function*************************************************************
Synopsis [Frees the vector.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrFree( Vec_Ptr_t * p )
{
FREE( p->pArray );
FREE( p );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void ** Vec_PtrReleaseArray( Vec_Ptr_t * p )
{
void ** pArray = p->pArray;
p->nCap = 0;
p->nSize = 0;
p->pArray = NULL;
return pArray;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void ** Vec_PtrArray( Vec_Ptr_t * p )
{
return p->pArray;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline int Vec_PtrSize( Vec_Ptr_t * p )
{
return p->nSize;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void * Vec_PtrEntry( Vec_Ptr_t * p, int i )
{
assert( i >= 0 && i < p->nSize );
return p->pArray[i];
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void ** Vec_PtrEntryP( Vec_Ptr_t * p, int i )
{
assert( i >= 0 && i < p->nSize );
return p->pArray + i;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrWriteEntry( Vec_Ptr_t * p, int i, void * Entry )
{
assert( i >= 0 && i < p->nSize );
p->pArray[i] = Entry;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void * Vec_PtrEntryLast( Vec_Ptr_t * p )
{
assert( p->nSize > 0 );
return p->pArray[p->nSize-1];
}
/**Function*************************************************************
Synopsis [Resizes the vector to the given capacity.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrGrow( Vec_Ptr_t * p, int nCapMin )
{
if ( p->nCap >= nCapMin )
return;
p->pArray = REALLOC( void *, p->pArray, nCapMin );
p->nCap = nCapMin;
}
/**Function*************************************************************
Synopsis [Fills the vector with given number of entries.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrFill( Vec_Ptr_t * p, int nSize, void * Entry )
{
int i;
Vec_PtrGrow( p, nSize );
for ( i = 0; i < nSize; i++ )
p->pArray[i] = Entry;
p->nSize = nSize;
}
/**Function*************************************************************
Synopsis [Fills the vector with given number of entries.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrFillExtra( Vec_Ptr_t * p, int nSize, void * Entry )
{
int i;
if ( p->nSize >= nSize )
return;
assert( p->nSize < nSize );
if ( 2 * p->nSize > nSize )
Vec_PtrGrow( p, 2 * nSize );
else
Vec_PtrGrow( p, nSize );
for ( i = p->nSize; i < nSize; i++ )
p->pArray[i] = Entry;
p->nSize = nSize;
}
/**Function*************************************************************
Synopsis [Returns the entry even if the place not exist.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void * Vec_PtrGetEntry( Vec_Ptr_t * p, int i )
{
Vec_PtrFillExtra( p, i + 1, NULL );
return Vec_PtrEntry( p, i );
}
/**Function*************************************************************
Synopsis [Inserts the entry even if the place does not exist.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrSetEntry( Vec_Ptr_t * p, int i, void * Entry )
{
Vec_PtrFillExtra( p, i + 1, NULL );
Vec_PtrWriteEntry( p, i, Entry );
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrShrink( Vec_Ptr_t * p, int nSizeNew )
{
assert( p->nSize >= nSizeNew );
p->nSize = nSizeNew;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrClear( Vec_Ptr_t * p )
{
p->nSize = 0;
}
/**Function*************************************************************
Synopsis [Copies the interger array.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrCopy( Vec_Ptr_t * pDest, Vec_Ptr_t * pSour )
{
pDest->nSize = 0;
Vec_PtrGrow( pDest, pSour->nSize );
memcpy( pDest->pArray, pSour->pArray, sizeof(void *) * pSour->nSize );
pDest->nSize = pSour->nSize;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrPush( Vec_Ptr_t * p, void * Entry )
{
if ( p->nSize == p->nCap )
{
if ( p->nCap < 16 )
Vec_PtrGrow( p, 16 );
else
Vec_PtrGrow( p, 2 * p->nCap );
}
p->pArray[p->nSize++] = Entry;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline int Vec_PtrPushUnique( Vec_Ptr_t * p, void * Entry )
{
int i;
for ( i = 0; i < p->nSize; i++ )
if ( p->pArray[i] == Entry )
return 1;
Vec_PtrPush( p, Entry );
return 0;
}
/**Function*************************************************************
Synopsis [Returns the last entry and removes it from the list.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void * Vec_PtrPop( Vec_Ptr_t * p )
{
assert( p->nSize > 0 );
return p->pArray[--p->nSize];
}
/**Function*************************************************************
Synopsis [Find entry.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline int Vec_PtrFind( Vec_Ptr_t * p, void * Entry )
{
int i;
for ( i = 0; i < p->nSize; i++ )
if ( p->pArray[i] == Entry )
return i;
return -1;
}
/**Function*************************************************************
Synopsis []
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrRemove( Vec_Ptr_t * p, void * Entry )
{
int i;
// delete assuming that it is closer to the end
for ( i = p->nSize - 1; i >= 0; i-- )
if ( p->pArray[i] == Entry )
break;
assert( i >= 0 );
/*
// delete assuming that it is closer to the beginning
for ( i = 0; i < p->nSize; i++ )
if ( p->pArray[i] == Entry )
break;
assert( i < p->nSize );
*/
for ( i++; i < p->nSize; i++ )
p->pArray[i-1] = p->pArray[i];
p->nSize--;
}
/**Function*************************************************************
Synopsis [Moves the first nItems to the end.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrReorder( Vec_Ptr_t * p, int nItems )
{
assert( nItems < p->nSize );
Vec_PtrGrow( p, nItems + p->nSize );
memmove( (char **)p->pArray + p->nSize, p->pArray, nItems * sizeof(void*) );
memmove( p->pArray, (char **)p->pArray + nItems, p->nSize * sizeof(void*) );
}
/**Function*************************************************************
Synopsis [Sorting the entries by their integer value.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrSort( Vec_Ptr_t * p, int (*Vec_PtrSortCompare)() )
{
if ( p->nSize < 2 )
return;
qsort( (void *)p->pArray, p->nSize, sizeof(void *),
(int (*)(const void *, const void *)) Vec_PtrSortCompare );
}
/**Function*************************************************************
Synopsis [Sorting the entries by their integer value.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrUniqify( Vec_Ptr_t * p, int (*Vec_PtrSortCompare)() )
{
int i, k;
if ( p->nSize < 2 )
return;
qsort( (void *)p->pArray, p->nSize, sizeof(void *),
(int (*)(const void *, const void *)) Vec_PtrSortCompare );
for ( i = k = 1; i < p->nSize; i++ )
if ( p->pArray[i] != p->pArray[i-1] )
p->pArray[k++] = p->pArray[i];
p->nSize = k;
}
/**Function*************************************************************
Synopsis [Allocates the array of simulation info.]
Description [Allocates the array containing given number of entries,
each of which contains given number of unsigned words of simulation data.
The resulting array can be freed using regular procedure Vec_PtrFree().
It is the responsibility of the user to ensure this array is never grown.]
SideEffects []
SeeAlso []
***********************************************************************/
static inline Vec_Ptr_t * Vec_PtrAllocSimInfo( int nEntries, int nWords )
{
void ** pMemory;
unsigned * pInfo;
int i;
pMemory = (void **)ALLOC( char, (sizeof(void *) + sizeof(unsigned) * nWords) * nEntries );
pInfo = (unsigned *)(pMemory + nEntries);
for ( i = 0; i < nEntries; i++ )
pMemory[i] = pInfo + i * nWords;
return Vec_PtrAllocArray( pMemory, nEntries );
}
/**Function*************************************************************
Synopsis [Cleans simulation info of each entry beginning with iWord.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrCleanSimInfo( Vec_Ptr_t * vInfo, int iWord, int nWords )
{
int i;
for ( i = 0; i < vInfo->nSize; i++ )
memset( (char*)Vec_PtrEntry(vInfo,i) + 4*iWord, 0, 4*(nWords-iWord) );
}
/**Function*************************************************************
Synopsis [Resizes the array of simulation info.]
Description [Doubles the number of objects for which siminfo is allocated.]
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrDoubleSimInfo( Vec_Ptr_t * vInfo )
{
Vec_Ptr_t * vInfoNew;
int nWords;
assert( Vec_PtrSize(vInfo) > 1 );
// get the new array
nWords = (unsigned *)Vec_PtrEntry(vInfo,1) - (unsigned *)Vec_PtrEntry(vInfo,0);
vInfoNew = Vec_PtrAllocSimInfo( 2*Vec_PtrSize(vInfo), nWords );
// copy the simulation info
memcpy( Vec_PtrEntry(vInfoNew,0), Vec_PtrEntry(vInfo,0), Vec_PtrSize(vInfo) * nWords * 4 );
// replace the array
free( vInfo->pArray );
vInfo->pArray = vInfoNew->pArray;
vInfo->nSize *= 2;
vInfo->nCap *= 2;
// free the old array
vInfoNew->pArray = NULL;
free( vInfoNew );
}
/**Function*************************************************************
Synopsis [Resizes the array of simulation info.]
Description [Doubles the number of simulation patterns stored for each object.]
SideEffects []
SeeAlso []
***********************************************************************/
static inline void Vec_PtrReallocSimInfo( Vec_Ptr_t * vInfo )
{
Vec_Ptr_t * vInfoNew;
int nWords, i;
assert( Vec_PtrSize(vInfo) > 1 );
// get the new array
nWords = (unsigned *)Vec_PtrEntry(vInfo,1) - (unsigned *)Vec_PtrEntry(vInfo,0);
vInfoNew = Vec_PtrAllocSimInfo( Vec_PtrSize(vInfo), 2*nWords );
// copy the simulation info
for ( i = 0; i < vInfo->nSize; i++ )
memcpy( Vec_PtrEntry(vInfoNew,i), Vec_PtrEntry(vInfo,i), nWords * 4 );
// replace the array
free( vInfo->pArray );
vInfo->pArray = vInfoNew->pArray;
// free the old array
vInfoNew->pArray = NULL;
free( vInfoNew );
}
/**Function*************************************************************
Synopsis [Allocates the array of truth tables for the given number of vars.]
Description []
SideEffects []
SeeAlso []
***********************************************************************/
static inline Vec_Ptr_t * Vec_PtrAllocTruthTables( int nVars )
{
Vec_Ptr_t * p;
unsigned Masks[5] = { 0xAAAAAAAA, 0xCCCCCCCC, 0xF0F0F0F0, 0xFF00FF00, 0xFFFF0000 };
unsigned * pTruth;
int i, k, nWords;
nWords = (nVars <= 5 ? 1 : (1 << (nVars - 5)));
p = Vec_PtrAllocSimInfo( nVars, nWords );
for ( i = 0; i < nVars; i++ )
{
pTruth = (unsigned *)p->pArray[i];
if ( i < 5 )
{
for ( k = 0; k < nWords; k++ )
pTruth[k] = Masks[i];
}
else
{
for ( k = 0; k < nWords; k++ )
if ( k & (1 << (i-5)) )
pTruth[k] = ~(unsigned)0;
else
pTruth[k] = 0;
}
}
return p;
}
#endif
////////////////////////////////////////////////////////////////////////
/// END OF FILE ///
////////////////////////////////////////////////////////////////////////
|
