OpenXM_contrib2/asir2000/engine/nd.c - diff

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Diff for /OpenXM_contrib2/asir2000/engine/nd.c between version 1.44 and 1.45

version 1.44, 2003/08/22 08:32:51

version 1.45, 2003/08/25 08:57:31

Line 1

/* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.43 2003/08/22 07:12:49 noro Exp $ */

/* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.44 2003/08/22 08:32:51 noro Exp $ */

#include "ca.h"

#include "inline.h"

Line 85 typedef struct oBlockMask {

unsigned int **mask;

} *BlockMask;

int (*nd_compare_function)(unsigned int *a1,unsigned int *a2);

typedef struct oBaseSet {

int len;

NDV *ps;

unsigned int **bound;

} *BaseSet;

int (*ndl_compare_function)(unsigned int *a1,unsigned int *a2);

static double nd_scale=2;

static unsigned int **nd_bound;

static struct order_spec *nd_ord;

Line 130 extern int Top,Reverse,dp_nelim;

Line 136 extern int Top,Reverse,dp_nelim;

#define LCM(a) ((a)->lcm)

#define GET_EXP(d,a) (((d)[nd_epos[a].i]>>nd_epos[a].s)&nd_mask0)

#define PUT_EXP(r,a,e) ((r)[nd_epos[a].i] |= ((e)<<nd_epos[a].s))

#define XOR_EXP(r,a,e) ((r)[nd_epos[a].i] ^= ((e)<<nd_epos[a].s))

/* macros for term comparison */

#define TD_DL_COMPARE(d1,d2)\

Line 139 extern int Top,Reverse,dp_nelim;

Line 146 extern int Top,Reverse,dp_nelim;

(nd_dcomp>0?TD_DL_COMPARE(d1,d2)\

:(nd_dcomp==0?ndl_lex_compare(d1,d2)\

:(nd_blockmask?ndl_block_compare(d1,d2)\

:(*nd_compare_function)(d1,d2))))

:(*ndl_compare_function)(d1,d2))))

#else

#define DL_COMPARE(d1,d2)\

(nd_dcomp>0?TD_DL_COMPARE(d1,d2):(*nd_compare_function)(d1,d2))

(nd_dcomp>0?TD_DL_COMPARE(d1,d2):(*ndl_compare_function)(d1,d2))

#endif

/* allocators */

Line 228 INLINE void ndl_copy(unsigned int *d1,unsigned int *d2

Line 235 INLINE void ndl_copy(unsigned int *d1,unsigned int *d2

INLINE void ndl_add(unsigned int *d1,unsigned int *d2,unsigned int *d);

INLINE void ndl_sub(unsigned int *d1,unsigned int *d2,unsigned int *d);

INLINE int ndl_hash_value(unsigned int *d);

INLINE int nd_find_reducer(ND g);

INLINE int nd_find_reducer_direct(ND g,NDV *ps,int len);

/* normal forms */

INLINE int nd_find_reducer(ND g);

INLINE int nd_find_reducer_direct(ND g,NDV *ps,int len);

int nd_sp(int mod,ND_pairs p,ND *nf);

int nd_find_reducer(ND g);

int nd_find_reducer_direct(ND g,NDV *ps,int len);

int nd_nf(int mod,ND g,int full,ND *nf);

int nd_nf_pbucket(int mod,ND g,int full,ND *nf);

int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full,ND *rp);

int nd_nf_direct(int mod,ND g,BaseSet base,int full,ND *rp);

int nd_nf_direct_pbucket(int mod,ND g,NDV *ps,int len,int full,ND *rp);

/* finalizers */

NODE nd_reducebase(NODE x);

Line 275 void nd_mul_c_q(ND p,Q mul);

Line 279 void nd_mul_c_q(ND p,Q mul);

ND nd_remove_head(ND p);

int nd_length(ND p);

void nd_append_red(unsigned int *d,int i);

unsigned int *nd_compute_bound(ND p);

unsigned int *ndv_compute_bound(NDV p);

unsigned int *dp_compute_bound(DP p);

ND nd_copy(ND p);

ND nd_add(int mod,ND p1,ND p2);

Line 287 void ndv_mul_c(int mod,NDV p,int mul);

Line 291 void ndv_mul_c(int mod,NDV p,int mul);

void ndv_mul_c_q(NDV p,Q mul);

void ndv_realloc(NDV p,int obpe,int oadv,EPOS oepos);

ND ndv_mul_nm(int mod,NDV p,NM m0);

void ndv_dehomogenize(NDV p);

void ndv_dehomogenize(NDV p,struct order_spec *spec);

void ndv_removecont(int mod,NDV p);

void ndv_print(NDV p);

void ndv_print_q(NDV p);

Line 430 void ndl_dehomogenize(unsigned int *d)

Line 434 void ndl_dehomogenize(unsigned int *d)

if ( nd_blockmask ) {

h = GET_EXP(d,nd_nvar-1);

XOR_EXP(d,nd_nvar-1,h);

TD(d) -= h;

d[nd_exporigin-1] -= h;

} else {

Line 449 void ndl_dehomogenize(unsigned int *d)

Line 454 void ndl_dehomogenize(unsigned int *d)

|(i+1<nd_wpd?((d[i+1]>>((nd_epw-1)*nd_bpe))&nd_mask0):0);

TD(d) -= h;

}

} else

} else {

TD(d) -= GET_EXP(d,nd_nvar-1);

h = GET_EXP(d,nd_nvar-1);

XOR_EXP(d,nd_nvar-1,h);

TD(d) -= h;

}

Line 797 int ndl_check_bound2(int index,unsigned int *d2)

Line 805 int ndl_check_bound2(int index,unsigned int *d2)

int ndl_check_bound2_direct(unsigned int *d1,unsigned int *d2)

{

unsigned int u1,u2;

unsigned int u2;

int i,j,k;

int i,j,ind,k;

ind = 0;

switch ( nd_bpe ) {

case 4:

for ( i = nd_exporigin; i < nd_wpd; i++ ) {

u1 = d1[i]; u2 = d2[i];

u2 = d2[i];

if ( ((u1>>28)&0xf)+((u2>>28)&0xf) >= 0x10 ) return 1;

if ( d1[ind++]+((u2>>28)&0xf) >= 0x10 ) return 1;

if ( ((u1>>24)&0xf)+((u2>>24)&0xf) >= 0x10 ) return 1;

if ( d1[ind++]+((u2>>24)&0xf) >= 0x10 ) return 1;

if ( ((u1>>20)&0xf)+((u2>>20)&0xf) >= 0x10 ) return 1;

if ( d1[ind++]+((u2>>20)&0xf) >= 0x10 ) return 1;

if ( ((u1>>16)&0xf)+((u2>>16)&0xf) >= 0x10 ) return 1;

if ( d1[ind++]+((u2>>16)&0xf) >= 0x10 ) return 1;

if ( ((u1>>12)&0xf)+((u2>>12)&0xf) >= 0x10 ) return 1;

if ( d1[ind++]+((u2>>12)&0xf) >= 0x10 ) return 1;

if ( ((u1>>8)&0xf)+((u2>>8)&0xf) >= 0x10 ) return 1;

if ( d1[ind++]+((u2>>8)&0xf) >= 0x10 ) return 1;

if ( ((u1>>4)&0xf)+((u2>>4)&0xf) >= 0x10 ) return 1;

if ( d1[ind++]+((u2>>4)&0xf) >= 0x10 ) return 1;

if ( (u1&0xf)+(u2&0xf) >= 0x10 ) return 1;

if ( d1[ind++]+(u2&0xf) >= 0x10 ) return 1;

}

return 0;

break;

case 6:

for ( i = nd_exporigin; i < nd_wpd; i++ ) {

u1 = d1[i]; u2 = d2[i];

u2 = d2[i];

if ( ((u1>>24)&0x3f)+((u2>>24)&0x3f) >= 0x40 ) return 1;

if ( d1[ind++]+((u2>>24)&0x3f) >= 0x40 ) return 1;

if ( ((u1>>18)&0x3f)+((u2>>18)&0x3f) >= 0x40 ) return 1;

if ( d1[ind++]+((u2>>18)&0x3f) >= 0x40 ) return 1;

if ( ((u1>>12)&0x3f)+((u2>>12)&0x3f) >= 0x40 ) return 1;

if ( d1[ind++]+((u2>>12)&0x3f) >= 0x40 ) return 1;

if ( ((u1>>6)&0x3f)+((u2>>6)&0x3f) >= 0x40 ) return 1;

if ( d1[ind++]+((u2>>6)&0x3f) >= 0x40 ) return 1;

if ( (u1&0x3f)+(u2&0x3f) >= 0x40 ) return 1;

if ( d1[ind++]+(u2&0x3f) >= 0x40 ) return 1;

}

return 0;

break;

case 8:

for ( i = nd_exporigin; i < nd_wpd; i++ ) {

u1 = d1[i]; u2 = d2[i];

u2 = d2[i];

if ( ((u1>>24)&0xff)+((u2>>24)&0xff) >= 0x100 ) return 1;

if ( d1[ind++]+((u2>>24)&0xff) >= 0x100 ) return 1;

if ( ((u1>>16)&0xff)+((u2>>16)&0xff) >= 0x100 ) return 1;

if ( d1[ind++]+((u2>>16)&0xff) >= 0x100 ) return 1;

if ( ((u1>>8)&0xff)+((u2>>8)&0xff) >= 0x100 ) return 1;

if ( d1[ind++]+((u2>>8)&0xff) >= 0x100 ) return 1;

if ( (u1&0xff)+(u2&0xff) >= 0x100 ) return 1;

if ( d1[ind++]+(u2&0xff) >= 0x100 ) return 1;

}

return 0;

break;

case 16:

for ( i = nd_exporigin; i < nd_wpd; i++ ) {

u1 = d1[i]; u2 = d2[i];

u2 = d2[i];

if ( ((u1>>16)&0xffff)+((u2>>16)&0xffff) > 0x10000 ) return 1;

if ( d1[ind++]+((u2>>16)&0xffff) > 0x10000 ) return 1;

if ( (u2&0xffff)+(u2&0xffff) > 0x10000 ) return 1;

if ( d1[ind++]+(u2&0xffff) > 0x10000 ) return 1;

}

return 0;

break;

Line 851 int ndl_check_bound2_direct(unsigned int *d1,unsigned

Line 860 int ndl_check_bound2_direct(unsigned int *d1,unsigned

break;

default:

for ( i = nd_exporigin; i < nd_wpd; i++ ) {

u1 = d1[i]; u2 = d2[i];

u2 = d2[i];

k = (nd_epw-1)*nd_bpe;

for ( j = 0; j < nd_epw; j++, k -= nd_bpe )

if ( ((u1>>k)&nd_mask0)+((u2>>k)&nd_mask0) > nd_mask0 )

if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;

return 1;

}

return 0;

break;

Line 920 INLINE int nd_find_reducer_direct(ND g,NDV *ps,int len

Line 928 INLINE int nd_find_reducer_direct(ND g,NDV *ps,int len

if ( Reverse )

for ( i = len-1; i >= 0; i-- ) {

r = ps[i];

if ( ndl_reducible(HDL(g),HDL(r)) ) {

if ( ndl_reducible(HDL(g),HDL(r)) )

nd_append_red(HDL(g),i);

return i;

}

else

for ( i = 0; i < len; i++ ) {

r = ps[i];

if ( ndl_reducible(HDL(g),HDL(r)) ) {

if ( ndl_reducible(HDL(g),HDL(r)) )

nd_append_red(HDL(g),i);

return i;

}

return -1;

}

Line 1197 int nd_nf_pbucket(int mod,ND g,int full,ND *rp)

Line 1201 int nd_nf_pbucket(int mod,ND g,int full,ND *rp)

}

int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full,ND *rp)

int nd_nf_direct(int mod,ND g,BaseSet base,int full,ND *rp)

{

ND d;

NM m,mrd,tail;

NM mul;

int n,sugar,psugar,sugar0,stat,index;

NDV *ps;

int n,sugar,psugar,sugar0,stat,index,len;

int c,c1,c2;

unsigned int **bound;

RHist h;

NDV p,red;

Q cg,cred,gcd;

Line 1221 int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full

Line 1227 int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full

hmag = 0;

#endif

ps = base->ps;

bound = base->bound;

len = base->len;

sugar0 = sugar = SG(g);

n = NV(g);

mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int));

Line 1229 int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full

Line 1238 int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full

if ( index >= 0 ) {

p = ps[index];

ndl_sub(HDL(g),HDL(p),DL(mul));

if ( ndl_check_bound2_direct(HDL(p),DL(mul)) ) {

if ( ndl_check_bound2_direct(bound[index],DL(mul)) ) {

nd_free(g); nd_free(d);

return 0;

}

Line 1269 int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full

Line 1278 int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full

return 1;

}

int nd_nf_direct_pbucket(int mod,ND g,NDV *ps,int len,int full,ND *rp)

{

int hindex,index;

NDV p;

ND u,d,red;

NODE l;

NM mul,m,mrd,tail;

int sugar,psugar,n,h_reducible;

PGeoBucket bucket;

int c,c1,c2;

Q cg,cred,gcd,zzz;

RHist h;

double hmag,gmag;

if ( !g ) {

*rp = 0;

return 1;

}

sugar = SG(g);

n = NV(g);

#if 0

if ( !mod )

hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;

#else

/* XXX */

hmag = 0;

#endif

bucket = create_pbucket();

add_pbucket(mod,bucket,g);

d = 0;

mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int));

while ( 1 ) {

hindex = mod?head_pbucket(mod,bucket):head_pbucket_q(bucket);

if ( hindex < 0 ) {

if ( d )

SG(d) = sugar;

*rp = d;

return 1;

}

g = bucket->body[hindex];

index = nd_find_reducer_direct(g,ps,len);

if ( index >= 0 ) {

p = ps[index];

ndl_sub(HDL(g),HDL(p),DL(mul));

if ( ndl_check_bound2_direct(HDL(p),DL(mul)) ) {

nd_free(d);

free_pbucket(bucket);

*rp = 0;

return 0;

}

if ( mod ) {

c1 = invm(HCM(p),mod); c2 = mod-HCM(g);

DMAR(c1,c2,0,mod,c); CM(mul) = c;

} else {

igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);

chsgnq(cg,&CQ(mul));

nd_mul_c_q(d,cred);

mulq_pbucket(bucket,cred);

g = bucket->body[hindex];

gmag = (double)p_mag((P)HCQ(g));

}

red = ndv_mul_nm(mod,p,mul);

bucket->body[hindex] = nd_remove_head(g);

red = nd_remove_head(red);

add_pbucket(mod,bucket,red);

sugar = MAX(sugar,SG(p)+TD(DL(mul)));

if ( !mod && hmag && (gmag > hmag) ) {

g = normalize_pbucket(mod,bucket);

if ( !g ) {

if ( d ) SG(d) = sugar;

*rp = d;

return 1;

}

nd_removecont2(d,g);

hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;

add_pbucket(mod,bucket,g);

}

} else if ( !full ) {

g = normalize_pbucket(mod,bucket);

if ( g ) SG(g) = sugar;

*rp = g;

return 1;

} else {

m = BDY(g);

if ( NEXT(m) ) {

BDY(g) = NEXT(m); NEXT(m) = 0; LEN(g)--;

} else {

FREEND(g); g = 0;

}

bucket->body[hindex] = g;

NEXT(m) = 0;

if ( d ) {

NEXT(tail)=m; tail=m; LEN(d)++;

} else {

MKND(n,m,1,d); tail = BDY(d);

}

/* input : list of DP, cand : list of DP */

int nd_check_candidate(NODE input,NODE cand)

{

int n,i,stat;

ND nf,d;

NODE t;

NODE t,s;

#if 0

for ( t = 0; cand; cand = NEXT(cand) ) {

MKNODE(s,BDY(cand),t); t = s;

}

cand = t;

#endif

nd_setup(0,0,cand);

n = length(cand);

/* membercheck : list is a subset of Id(cand) ? */

for ( t = input; t; t = NEXT(t) ) {

again:

d = dptond(0,(DP)BDY(t));

stat = nd_nf_direct(0,d,nd_psq,n,0,&nf);

stat = nd_nf(0,d,0,&nf);

if ( !stat ) nd_reconstruct_direct(0,nd_psq,n);

if ( !stat ) {

else if ( nf ) return 0;

nd_reconstruct(0,0,0);

goto again;

} else if ( nf ) return 0;

printf("."); fflush(stdout);

}

printf("\n");

/* gbcheck : cand is a GB of Id(cand) ? */

if ( !nd_gb(0,1) ) return 0;

/* XXX */

Line 1682 NODE nd_reduceall(int m,NODE f)

Line 1603 NODE nd_reduceall(int m,NODE f)

NDV *w,*ps;

ND nf,g;

NODE t,a0,a;

struct oBaseSet base;

unsigned int **bound;

for ( n = 0, t = f; t; t = NEXT(t), n++ );

ps = (NDV *)ALLOCA(n*sizeof(NDV));

for ( i = 0, t = f; i < n; i++, t = NEXT(t) )

bound = (unsigned int **)ALLOCA(n*sizeof(unsigned int *));

for ( i = 0, t = f; i < n; i++, t = NEXT(t) ) {

ps[i] = (NDV)BDY(t);

bound[i] = ndv_compute_bound(ps[i]);

}

qsort(ps,n,sizeof(NDV),(int (*)(const void *,const void *))ndv_compare);

w = (NDV *)ALLOCA((n-1)*sizeof(NDV));

base.ps = (NDV *)ALLOCA((n-1)*sizeof(NDV));

base.bound = (unsigned int **)ALLOCA((n-1)*sizeof(unsigned int *));

base.len = n-1;

for ( i = 0; i < n; i++ ) {

for ( j = 0; j < i; j++ ) w[j] = (NDV)ps[j];

again:

for ( j = i+1; j < n; j++ ) w[j-1] = ps[j];

for ( j = 0; j < i; j++ ) {

base.ps[j] = ps[j]; base.bound[j] = bound[j];

}

for ( j = i+1; j < n; j++ ) {

base.ps[j-1] = ps[j]; base.bound[j-1] = bound[j];

}

g = ndvtond(m,ps[i]);

stat = nd_nf_direct(m,g,w,n-1,1,&nf);

stat = nd_nf_direct(m,g,&base,1,&nf);

if ( !stat )

if ( !stat ) {

nd_reconstruct_direct(m,ps,n);

goto again;

}

else if ( !nf ) {

printf("."); fflush(stdout);

ndv_free(ps[i]);

Line 1706 NODE nd_reduceall(int m,NODE f)

Line 1641 NODE nd_reduceall(int m,NODE f)

ndv_free(ps[i]);

nd_removecont(m,nf);

ps[i] = ndtondv(m,nf);

bound[i] = ndv_compute_bound(ps[i]);

nd_free(nf);

}

printf("\n");

for ( a0 = 0, i = 0; i < n; i++ ) {

NEXTNODE(a0,a);

BDY(a) = (pointer)ps[i];

Line 1975 int nd_newps(int mod,ND a,ND aq)

Line 1912 int nd_newps(int mod,ND a,ND aq)

if ( aq ) {

nd_removecont(0,aq);

nd_psq[nd_psn] = ndtondv(0,aq);

nd_bound[nd_psn] = nd_compute_bound(aq);

nd_bound[nd_psn] = ndv_compute_bound(nd_psq[nd_psn]);

SG(r) = SG(aq); ndl_copy(HDL(aq),DL(r));

}

if ( a ) {

nd_removecont(mod,a);

nd_ps[nd_psn] = ndtondv(mod,a);

if ( !aq ) {

nd_bound[nd_psn] = nd_compute_bound(a);

nd_bound[nd_psn] = ndv_compute_bound(nd_ps[nd_psn]);

SG(r) = SG(a); ndl_copy(HDL(a),DL(r));

}

Line 2119 void nd_gr_trace(LIST f,LIST v,int m,int homo,struct o

Line 2056 void nd_gr_trace(LIST f,LIST v,int m,int homo,struct o

if ( homo ) {

/* dehomogenization */

for ( t = cand; t; t = NEXT(t) )

ndv_dehomogenize((NDV)BDY(t));

ndv_dehomogenize((NDV)BDY(t),ord);

nd_nvar--;

nd_setup_parameters();

initd(ord);

nd_init_ord(ord);

nd_setup_parameters();

cand = nd_reducebase(cand);

}

fprintf(asir_out,"found=%d,notfirst=%d,create=%d\n",

Line 2398 void ndv_removecont(int mod,NDV p)

Line 2336 void ndv_removecont(int mod,NDV p)

}

void ndv_dehomogenize(NDV p)

void ndv_dehomogenize(NDV p,struct order_spec *ord)

{

int i,len,newnvar,newwpd,newadv;

int i,j,adj,len,newnvar,newwpd,newadv,newexporigin;

Q *w;

Q dvr,t;

NMV m,r;

unsigned int *d;

#define NEWADV(m) (m = (NMV)(((char *)m)+newadv))

len = p->len;

newnvar = nd_nvar-1;

newwpd = newnvar/nd_epw+(newnvar%nd_epw?1:0)+nd_exporigin;

newexporigin = ord->ord.block.length+1;

newwpd = newnvar/nd_epw+(newnvar%nd_epw?1:0)+newexporigin;

for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ )

ndl_dehomogenize(DL(m));

if ( newwpd != nd_wpd ) {

d = (unsigned int *)ALLOCA(newwpd*sizeof(unsigned int));

newadv = sizeof(struct oNMV)+(newwpd-1)*sizeof(unsigned int);

for ( m = r = BDY(p), i = 0; i < len; NMV_ADV(m), NEWADV(r), i++ ) {

CQ(r) = CQ(m); ndl_copy(DL(m),d); ndl_copy(d,DL(r));

CQ(r) = CQ(m);

for ( j = 0; j < newexporigin; j++ ) DL(r)[j] = DL(m)[j];

adj = nd_exporigin-newexporigin;

for ( ; j < newwpd; j++ ) DL(r)[j] = DL(m)[j+adj];

}

NV(p)--;

Line 2539 unsigned int *dp_compute_bound(DP p)

Line 2479 unsigned int *dp_compute_bound(DP p)

return t;

}

unsigned int *nd_compute_bound(ND p)

unsigned int *ndv_compute_bound(NDV p)

{

unsigned int *d1,*d2,*t;

int i,l;

int i,l,len;

NM m;

NMV m;

if ( !p )

return 0;

d1 = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int));

d2 = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int));

ndl_copy(HDL(p),d1);

len = LEN(p);

for ( m = NEXT(BDY(p)); m; m = NEXT(m) ) {

m = BDY(p); ndl_copy(DL(m),d1); NMV_ADV(m);

for ( i = 1; i < len; i++, NMV_ADV(m) ) {

ndl_lcm(DL(m),d1,d2);

t = d1; d1 = d2; d2 = t;

}

Line 2672 ND_pairs nd_reconstruct(int mod,int trace,ND_pairs d)

Line 2613 ND_pairs nd_reconstruct(int mod,int trace,ND_pairs d)

void nd_reconstruct_direct(int mod,NDV *ps,int len)

{

int i,obpe,oadv,h;

unsigned int **bound;

NM prev_nm_free_list;

RHist mr0,mr;

RHist r;

Line 2694 void nd_reconstruct_direct(int mod,NDV *ps,int len)

Line 2636 void nd_reconstruct_direct(int mod,NDV *ps,int len)

prev_ndp_free_list = _ndp_free_list;

_nm_free_list = 0; _ndp_free_list = 0;

for ( i = len-1; i >= 0; i-- ) ndv_realloc(ps[i],obpe,oadv,oepos);

old_red = (RHist *)ALLOCA(REDTAB_LEN*sizeof(RHist));

for ( i = 0; i < REDTAB_LEN; i++ ) {

old_red[i] = nd_red[i];

nd_red[i] = 0;

}

for ( i = 0; i < REDTAB_LEN; i++ )

for ( r = old_red[i]; r; r = NEXT(r) ) {

NEWRHist(mr);

mr->index = r->index;

SG(mr) = SG(r);

ndl_reconstruct(obpe,oepos,DL(r),DL(mr));

h = ndl_hash_value(DL(mr));

NEXT(mr) = nd_red[h];

nd_red[h] = mr;

}

for ( i = 0; i < REDTAB_LEN; i++ ) old_red[i] = 0;

old_red = 0;

prev_nm_free_list = 0;

prev_ndp_free_list = 0;

GC_gcollect();

Line 2961 NDV dptondv(int mod,DP p)

Line 2886 NDV dptondv(int mod,DP p)

} else

m0 = m = (NMV)MALLOC(l*nmv_adv);

n = NV(p);

for ( t = BDY(p), i = 0; i < l; i++, t = NEXT(t), NMV_ADV(m) ) {

for ( t = BDY(p); t; i++, t = NEXT(t), NMV_ADV(m) ) {

if ( mod ) CM(m) = ITOS(C(t));

else CQ(m) = (Q)C(t);

dltondl(n,DL(t),DL(m));

Line 3069 void nd_init_ord(struct order_spec *ord)

Line 2994 void nd_init_ord(struct order_spec *ord)

case 2:

nd_dcomp = 0;

nd_isrlex = 0;

ndl_compare_function = ndl_lex_compare;

break;

default:

error("nd_gr : unsupported order");

Line 3078 void nd_init_ord(struct order_spec *ord)

Line 3004 void nd_init_ord(struct order_spec *ord)

/* XXX */

nd_dcomp = -1;

nd_isrlex = 0;

nd_compare_function = ndl_block_compare;

ndl_compare_function = ndl_block_compare;

break;

case 2:

error("nd_init_ord : matrix order is not supported yet.");

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