260 lines
6.6 KiB
C

// Copyright (C) 2000 - 2002 Hewlett-Packard Company
//
// This program is free software; you can redistribute it and/or modify it
// under the term of the GNU Lesser General Public License as published by the
// Free Software Foundation; either version 2 of the License, or (at your
// option) any later version.
//
// This program is distributed in the hope that it will be useful, but WITHOUT
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License
// for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with this program; if not, write to the Free Software Foundation,
// Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
// _________________
// @(#) $Revision$ $Source$
//
// Return number of bytes of memory used to support a Judy1/L array.
// Compile with one of -DJUDY1 or -DJUDYL.
#if (! (defined(JUDY1) || defined(JUDYL)))
#error: One of -DJUDY1 or -DJUDYL must be specified.
#endif
#ifdef JUDY1
#include "Judy1.h"
#else
#include "JudyL.h"
#endif
#include "JudyPrivate1L.h"
FUNCTION static Word_t j__udyGetMemActive(Pjp_t);
// ****************************************************************************
// J U D Y 1 M E M A C T I V E
// J U D Y L M E M A C T I V E
#ifdef JUDY1
FUNCTION Word_t Judy1MemActive
#else
FUNCTION Word_t JudyLMemActive
#endif
(
Pcvoid_t PArray // from which to retrieve.
)
{
if (PArray == (Pcvoid_t)NULL) return(0);
if (JU_LEAFW_POP0(PArray) < cJU_LEAFW_MAXPOP1) // must be a LEAFW
{
Pjlw_t Pjlw = P_JLW(PArray); // first word of leaf.
Word_t Words = Pjlw[0] + 1; // population.
#ifdef JUDY1
return((Words + 1) * sizeof(Word_t));
#else
return(((Words * 2) + 1) * sizeof(Word_t));
#endif
}
else
{
Pjpm_t Pjpm = P_JPM(PArray);
return(j__udyGetMemActive(&Pjpm->jpm_JP) + sizeof(jpm_t));
}
} // JudyMemActive()
// ****************************************************************************
// __ J U D Y G E T M E M A C T I V E
FUNCTION static Word_t j__udyGetMemActive(
Pjp_t Pjp) // top of subtree.
{
Word_t offset; // in a branch.
Word_t Bytes = 0; // actual bytes used at this level.
Word_t IdxSz; // bytes per index in leaves
switch (JU_JPTYPE(Pjp))
{
case cJU_JPBRANCH_L2:
case cJU_JPBRANCH_L3:
#ifdef JU_64BIT
case cJU_JPBRANCH_L4:
case cJU_JPBRANCH_L5:
case cJU_JPBRANCH_L6:
case cJU_JPBRANCH_L7:
#endif
case cJU_JPBRANCH_L:
{
Pjbl_t Pjbl = P_JBL(Pjp->jp_Addr);
for (offset = 0; offset < (Pjbl->jbl_NumJPs); ++offset)
Bytes += j__udyGetMemActive((Pjbl->jbl_jp) + offset);
return(Bytes + sizeof(jbl_t));
}
case cJU_JPBRANCH_B2:
case cJU_JPBRANCH_B3:
#ifdef JU_64BIT
case cJU_JPBRANCH_B4:
case cJU_JPBRANCH_B5:
case cJU_JPBRANCH_B6:
case cJU_JPBRANCH_B7:
#endif
case cJU_JPBRANCH_B:
{
Word_t subexp;
Word_t jpcount;
Pjbb_t Pjbb = P_JBB(Pjp->jp_Addr);
for (subexp = 0; subexp < cJU_NUMSUBEXPB; ++subexp)
{
jpcount = j__udyCountBitsB(JU_JBB_BITMAP(Pjbb, subexp));
Bytes += jpcount * sizeof(jp_t);
for (offset = 0; offset < jpcount; ++offset)
{
Bytes += j__udyGetMemActive(P_JP(JU_JBB_PJP(Pjbb, subexp))
+ offset);
}
}
return(Bytes + sizeof(jbb_t));
}
case cJU_JPBRANCH_U2:
case cJU_JPBRANCH_U3:
#ifdef JU_64BIT
case cJU_JPBRANCH_U4:
case cJU_JPBRANCH_U5:
case cJU_JPBRANCH_U6:
case cJU_JPBRANCH_U7:
#endif
case cJU_JPBRANCH_U:
{
Pjbu_t Pjbu = P_JBU(Pjp->jp_Addr);
for (offset = 0; offset < cJU_BRANCHUNUMJPS; ++offset)
{
if (((Pjbu->jbu_jp[offset].jp_Type) >= cJU_JPNULL1)
&& ((Pjbu->jbu_jp[offset].jp_Type) <= cJU_JPNULLMAX))
{
continue; // skip null JP to save time.
}
Bytes += j__udyGetMemActive(Pjbu->jbu_jp + offset);
}
return(Bytes + sizeof(jbu_t));
}
// -- Cases below here terminate and do not recurse. --
#if (defined(JUDYL) || (! defined(JU_64BIT)))
case cJU_JPLEAF1: IdxSz = 1; goto LeafWords;
#endif
case cJU_JPLEAF2: IdxSz = 2; goto LeafWords;
case cJU_JPLEAF3: IdxSz = 3; goto LeafWords;
#ifdef JU_64BIT
case cJU_JPLEAF4: IdxSz = 4; goto LeafWords;
case cJU_JPLEAF5: IdxSz = 5; goto LeafWords;
case cJU_JPLEAF6: IdxSz = 6; goto LeafWords;
case cJU_JPLEAF7: IdxSz = 7; goto LeafWords;
#endif
LeafWords:
#ifdef JUDY1
return(IdxSz * (JU_JPLEAF_POP0(Pjp) + 1));
#else
return((IdxSz + sizeof(Word_t))
* (JU_JPLEAF_POP0(Pjp) + 1));
#endif
case cJU_JPLEAF_B1:
{
#ifdef JUDY1
return(sizeof(jlb_t));
#else
Bytes = (JU_JPLEAF_POP0(Pjp) + 1) * sizeof(Word_t);
return(Bytes + sizeof(jlb_t));
#endif
}
JUDY1CODE(case cJ1_JPFULLPOPU1: return(0);)
#ifdef JUDY1
#define J__Mpy 0
#else
#define J__Mpy sizeof(Word_t)
#endif
case cJU_JPIMMED_1_01: return(0);
case cJU_JPIMMED_2_01: return(0);
case cJU_JPIMMED_3_01: return(0);
#ifdef JU_64BIT
case cJU_JPIMMED_4_01: return(0);
case cJU_JPIMMED_5_01: return(0);
case cJU_JPIMMED_6_01: return(0);
case cJU_JPIMMED_7_01: return(0);
#endif
case cJU_JPIMMED_1_02: return(J__Mpy * 2);
case cJU_JPIMMED_1_03: return(J__Mpy * 3);
#if (defined(JUDY1) || defined(JU_64BIT))
case cJU_JPIMMED_1_04: return(J__Mpy * 4);
case cJU_JPIMMED_1_05: return(J__Mpy * 5);
case cJU_JPIMMED_1_06: return(J__Mpy * 6);
case cJU_JPIMMED_1_07: return(J__Mpy * 7);
#endif
#if (defined(JUDY1) && defined(JU_64BIT))
case cJ1_JPIMMED_1_08: return(0);
case cJ1_JPIMMED_1_09: return(0);
case cJ1_JPIMMED_1_10: return(0);
case cJ1_JPIMMED_1_11: return(0);
case cJ1_JPIMMED_1_12: return(0);
case cJ1_JPIMMED_1_13: return(0);
case cJ1_JPIMMED_1_14: return(0);
case cJ1_JPIMMED_1_15: return(0);
#endif
#if (defined(JUDY1) || defined(JU_64BIT))
case cJU_JPIMMED_2_02: return(J__Mpy * 2);
case cJU_JPIMMED_2_03: return(J__Mpy * 3);
#endif
#if (defined(JUDY1) && defined(JU_64BIT))
case cJ1_JPIMMED_2_04: return(0);
case cJ1_JPIMMED_2_05: return(0);
case cJ1_JPIMMED_2_06: return(0);
case cJ1_JPIMMED_2_07: return(0);
#endif
#if (defined(JUDY1) || defined(JU_64BIT))
case cJU_JPIMMED_3_02: return(J__Mpy * 2);
#endif
#if (defined(JUDY1) && defined(JU_64BIT))
case cJ1_JPIMMED_3_03: return(0);
case cJ1_JPIMMED_3_04: return(0);
case cJ1_JPIMMED_3_05: return(0);
case cJ1_JPIMMED_4_02: return(0);
case cJ1_JPIMMED_4_03: return(0);
case cJ1_JPIMMED_5_02: return(0);
case cJ1_JPIMMED_5_03: return(0);
case cJ1_JPIMMED_6_02: return(0);
case cJ1_JPIMMED_7_02: return(0);
#endif
} // switch (JU_JPTYPE(Pjp))
return(0); // to make some compilers happy.
} // j__udyGetMemActive()