version 1.3, 2003/07/23 07:50:32 |
version 1.4, 2003/07/23 14:24:14 |
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/* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.2 2003/07/23 01:23:34 noro Exp $ */ |
/* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.3 2003/07/23 07:50:32 noro Exp $ */ |
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#include "ca.h" |
#include "ca.h" |
#include "inline.h" |
#include "inline.h" |
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#define USE_NDV 0 |
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#if defined(__GNUC__) |
#if defined(__GNUC__) |
#define INLINE inline |
#define INLINE inline |
#elif defined(VISUAL) |
#elif defined(VISUAL) |
Line 64 ND _nd_free_list; |
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Line 66 ND _nd_free_list; |
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ND_pairs _ndp_free_list; |
ND_pairs _ndp_free_list; |
NM *nd_red; |
NM *nd_red; |
int nd_red_len; |
int nd_red_len; |
int nmv_adv; |
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int nmv_len; |
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NDV ndv_red; |
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extern int Top,Reverse; |
extern int Top,Reverse; |
int nd_psn,nd_pslen; |
int nd_psn,nd_pslen; |
Line 78 NODE append_one(NODE,int); |
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Line 77 NODE append_one(NODE,int); |
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#define HTD(d) ((d)->body->td) |
#define HTD(d) ((d)->body->td) |
#define HDL(d) ((d)->body->dl) |
#define HDL(d) ((d)->body->dl) |
#define HC(d) ((d)->body->c) |
#define HC(d) ((d)->body->c) |
#define NMV_ADV(m) (m = (NMV)(((char *)m)+nmv_adv)) |
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#define NEWND_pairs(m) if(!_ndp_free_list)_NDP_alloc(); (m)=_ndp_free_list; _ndp_free_list = NEXT(_ndp_free_list) |
#define NEWND_pairs(m) if(!_ndp_free_list)_NDP_alloc(); (m)=_ndp_free_list; _ndp_free_list = NEXT(_ndp_free_list) |
#define NEWNM(m) if(!_nm_free_list)_NM_alloc(); (m)=_nm_free_list; _nm_free_list = NEXT(_nm_free_list) |
#define NEWNM(m) if(!_nm_free_list)_NM_alloc(); (m)=_nm_free_list; _nm_free_list = NEXT(_nm_free_list) |
#define MKND(n,m,d) if(!_nd_free_list)_ND_alloc(); (d)=_nd_free_list; _nd_free_list = (ND)BDY(_nd_free_list); (d)->nv=(n); BDY(d)=(m) |
#define MKND(n,m,d) if(!_nd_free_list)_ND_alloc(); (d)=_nd_free_list; _nd_free_list = (ND)BDY(_nd_free_list); (d)->nv=(n); BDY(d)=(m) |
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#define NEWNDV(d) ((d)=(NDV)MALLOC(sizeof(struct oNDV))) |
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#define MKNDV(n,m,l,d) NEWNDV(d); (d)->nv=(n); BDY(d)=(m); (d)->len = l; |
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#define NEXTNM(r,c) \ |
#define NEXTNM(r,c) \ |
if(!(r)){NEWNM(r);(c)=(r);}else{NEWNM(NEXT(c));(c)=NEXT(c);} |
if(!(r)){NEWNM(r);(c)=(r);}else{NEWNM(NEXT(c));(c)=NEXT(c);} |
#define NEXTNM2(r,c,s) \ |
#define NEXTNM2(r,c,s) \ |
Line 116 void _NM_alloc(); |
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Line 111 void _NM_alloc(); |
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void _ND_alloc(); |
void _ND_alloc(); |
int ndl_td(unsigned int *d); |
int ndl_td(unsigned int *d); |
ND nd_add(ND p1,ND p2); |
ND nd_add(ND p1,ND p2); |
ND ndv_add(ND p1,NDV p2); |
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ND nd_mul_nm(ND p,NM m0); |
ND nd_mul_nm(ND p,NM m0); |
ND nd_mul_term(ND p,int td,unsigned int *d); |
ND nd_mul_term(ND p,int td,unsigned int *d); |
int nd_sp(ND_pairs p,ND *nf); |
int nd_sp(ND_pairs p,ND *nf); |
int nd_find_reducer(ND g,ND *red); |
int nd_find_reducer(ND g,ND *red); |
int ndv_find_reducer(ND g,NDV red); |
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int nd_nf(ND g,int full,ND *nf); |
int nd_nf(ND g,int full,ND *nf); |
ND nd_reduce(ND p1,ND p2); |
ND nd_reduce(ND p1,ND p2); |
ND nd_reduce_special(ND p1,ND p2); |
ND nd_reduce_special(ND p1,ND p2); |
Line 139 ND_pairs nd_reconstruct(ND_pairs); |
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Line 132 ND_pairs nd_reconstruct(ND_pairs); |
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void nd_setup_parameters(); |
void nd_setup_parameters(); |
ND nd_dup(ND p,int obpe); |
ND nd_dup(ND p,int obpe); |
void ndl_dup(int obpe,unsigned int *d,unsigned int *r); |
void ndl_dup(int obpe,unsigned int *d,unsigned int *r); |
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#if USE_NDV |
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#define NMV_ADV(m) (m = (NMV)(((char *)m)+nmv_adv)) |
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#define NEWNDV(d) ((d)=(NDV)MALLOC(sizeof(struct oNDV))) |
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#define MKNDV(n,m,l,d) NEWNDV(d); (d)->nv=(n); BDY(d)=(m); (d)->len = l; |
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int nmv_adv; |
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int nmv_len; |
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NDV ndv_red; |
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ND ndv_add(ND p1,NDV p2); |
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int ndv_find_reducer(ND g,NDV red); |
NDV ndtondv(ND p); |
NDV ndtondv(ND p); |
void ndv_mul_nm(NDV pv,NM m,NDV r); |
void ndv_mul_nm(NDV pv,NM m,NDV r); |
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#endif |
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void nd_free_private_storage() |
void nd_free_private_storage() |
{ |
{ |
Line 547 ND nd_reduce(ND p1,ND p2) |
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Line 553 ND nd_reduce(ND p1,ND p2) |
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} |
} |
} |
} |
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ND ndv_add(ND p1,NDV p2) |
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{ |
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int c,c1,c2,t,td,td2,mul,len,i; |
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NM prev,head,cur,new; |
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unsigned int *d; |
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NMV m2; |
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if ( !p1 ) |
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return 0; |
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else { |
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prev = 0; head = cur = BDY(p1); |
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NEWNM(new); |
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len = p2->len; |
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for ( m2 = BDY(p2), i = 0; i < len; ) { |
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td2 = new->td = m2->td; |
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if ( !cur ) { |
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C(new) = C(m2); |
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bcopy(m2->dl,new->dl,nd_wpd*sizeof(unsigned int)); |
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if ( !prev ) { |
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prev = new; |
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NEXT(prev) = 0; |
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head = prev; |
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} else { |
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NEXT(prev) = new; |
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NEXT(new) = 0; |
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prev = new; |
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} |
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NMV_ADV(m2); i++; |
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NEWNM(new); |
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continue; |
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} |
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if ( cur->td > td2 ) |
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c = 1; |
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else if ( cur->td < td2 ) |
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c = -1; |
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else |
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c = ndl_compare(cur->dl,m2->dl); |
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switch ( c ) { |
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case 0: |
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t = C(m2)+C(cur)-nd_mod; |
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if ( t < 0 ) |
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t += nd_mod; |
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if ( t ) |
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C(cur) = t; |
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else if ( !prev ) { |
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head = NEXT(cur); |
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FREENM(cur); |
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cur = head; |
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} else { |
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NEXT(prev) = NEXT(cur); |
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FREENM(cur); |
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cur = NEXT(prev); |
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} |
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NMV_ADV(m2); i++; |
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break; |
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case 1: |
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prev = cur; |
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cur = NEXT(cur); |
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break; |
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case -1: |
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if ( !prev ) { |
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/* cur = head */ |
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prev = new; |
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bcopy(m2->dl,new->dl,nd_wpd*sizeof(unsigned int)); |
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C(prev) = C(m2); |
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NEXT(prev) = head; |
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head = prev; |
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} else { |
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C(new) = C(m2); |
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bcopy(m2->dl,new->dl,nd_wpd*sizeof(unsigned int)); |
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NEXT(prev) = new; |
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NEXT(new) = cur; |
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prev = new; |
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} |
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NEWNM(new); |
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NMV_ADV(m2); i++; |
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break; |
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} |
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} |
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FREENM(new); |
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if ( head ) { |
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BDY(p1) = head; |
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p1->sugar = MAX(p1->sugar,p2->sugar+td); |
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return p1; |
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} else { |
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FREEND(p1); |
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return 0; |
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} |
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} |
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} |
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/* HDL(p1) = HDL(p2) */ |
/* HDL(p1) = HDL(p2) */ |
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ND nd_reduce_special(ND p1,ND p2) |
ND nd_reduce_special(ND p1,ND p2) |
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return 1; |
return 1; |
} |
} |
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int ndv_find_reducer(ND g, NDV red) |
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{ |
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NM m; |
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ND r,p; |
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int i,c1,c2,c; |
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int d,k,append,index; |
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unsigned int *check; |
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NM t; |
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NDV pv; |
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d = ndl_hash_value(HTD(g),HDL(g)); |
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for ( m = nd_red[d], k = 0; m; m = NEXT(m), k++ ) { |
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if ( HTD(g) == m->td && ndl_equal(HDL(g),m->dl) ) { |
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if ( k > 0 ) nd_notfirst++; |
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index = m->c; |
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append = 0; |
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nd_found++; |
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goto found; |
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} |
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} |
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for ( i = 0; i < nd_psn; i++ ) { |
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p = nd_ps[i]; |
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if ( HTD(g) >= HTD(p) && ndl_reducible(HDL(g),HDL(p)) ) { |
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index = i; |
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append = 1; |
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nd_create++; |
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goto found; |
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} |
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} |
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return 0; |
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found: |
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NEWNM(m); |
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p = nd_ps[index]; |
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pv = nd_psv[index]; |
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ndl_sub(HDL(g),HDL(p),m->dl); |
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check = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int)); |
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ndl_add(nd_bound[index],m->dl,check); |
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if ( ndl_check_bound(check) ) { |
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FREENM(m); |
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return -1; |
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} |
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c1 = invm(HC(p),nd_mod); |
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c2 = nd_mod-HC(g); |
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DMAR(c1,c2,0,nd_mod,c); |
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C(m) = c; |
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m->td = HTD(g)-HTD(p); |
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NEXT(m) = 0; |
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ndv_mul_nm(pv,m,red); |
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FREENM(m); |
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if ( append ) nd_append_red(HDL(g),HTD(g),i); |
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return 1; |
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} |
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ND nd_find_monic_reducer(ND g) |
ND nd_find_monic_reducer(ND g) |
{ |
{ |
int *d; |
int *d; |
Line 1010 ND nd_mul_nm(ND p,NM m0) |
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Line 866 ND nd_mul_nm(ND p,NM m0) |
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} |
} |
} |
} |
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void ndv_mul_nm(NDV p,NM m0,NDV r) |
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{ |
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NMV m,mr,mr0; |
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unsigned int *d,*dt,*dm; |
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int c,n,td,i,c1,c2,len; |
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if ( !p ) |
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/* XXX */ |
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r->len = 0; |
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else { |
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n = NV(p); m = BDY(p); len = p->len; |
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d = m0->dl; td = m0->td; c = C(m0); |
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mr = BDY(r); |
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for ( i = 0; i < len; i++, NMV_ADV(m), NMV_ADV(mr) ) { |
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c1 = C(m); |
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DMAR(c1,c,0,nd_mod,c2); |
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C(mr) = c2; |
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mr->td = m->td+td; |
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ndl_add(m->dl,d,mr->dl); |
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} |
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NV(r) = NV(p); |
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r->len = p->len; |
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r->sugar = p->sugar + td; |
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} |
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} |
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ND nd_mul_term(ND p,int td,unsigned int *d) |
ND nd_mul_term(ND p,int td,unsigned int *d) |
{ |
{ |
NM m,mr,mr0; |
NM m,mr,mr0; |
Line 1066 int nd_nf(ND g,int full,ND *rp) |
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Line 896 int nd_nf(ND g,int full,ND *rp) |
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ND p,d; |
ND p,d; |
NM m,mrd,tail; |
NM m,mrd,tail; |
int n,sugar,psugar,stat; |
int n,sugar,psugar,stat; |
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#if USE_NDV |
NDV red; |
NDV red; |
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#else |
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ND red; |
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#endif |
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if ( !g ) { |
if ( !g ) { |
*rp = 0; |
*rp = 0; |
Line 1076 int nd_nf(ND g,int full,ND *rp) |
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Line 910 int nd_nf(ND g,int full,ND *rp) |
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n = NV(g); |
n = NV(g); |
for ( d = 0; g; ) { |
for ( d = 0; g; ) { |
/* stat=1 : found, stat=0 : not found, stat=-1 : overflow */ |
/* stat=1 : found, stat=0 : not found, stat=-1 : overflow */ |
#if 0 |
#if USE_NDV |
stat = nd_find_reducer(g,&red); |
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#else |
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stat = ndv_find_reducer(g,ndv_red); |
stat = ndv_find_reducer(g,ndv_red); |
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#else |
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stat = nd_find_reducer(g,&red); |
#endif |
#endif |
if ( stat == 1 ) { |
if ( stat == 1 ) { |
#if 0 |
#if USE_NDV |
g = nd_add(g,red); |
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#else |
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g = ndv_add(g,ndv_red); |
g = ndv_add(g,ndv_red); |
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sugar = MAX(sugar,ndv_red->sugar); |
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#else |
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g = nd_add(g,red); |
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sugar = MAX(sugar,red->sugar); |
#endif |
#endif |
sugar = MAX(sugar,ndv_red->sugar); |
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} else if ( stat == -1 ) { |
} else if ( stat == -1 ) { |
nd_free(g); |
nd_free(g); |
nd_free(d); |
nd_free(d); |
Line 1610 int nd_newps(ND a) |
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Line 1445 int nd_newps(ND a) |
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if ( nd_psn == nd_pslen ) { |
if ( nd_psn == nd_pslen ) { |
nd_pslen *= 2; |
nd_pslen *= 2; |
nd_ps = (ND *)REALLOC((char *)nd_ps,nd_pslen*sizeof(ND)); |
nd_ps = (ND *)REALLOC((char *)nd_ps,nd_pslen*sizeof(ND)); |
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#if USE_NDV |
nd_psv = (NDV *)REALLOC((char *)nd_psv,nd_pslen*sizeof(NDV)); |
nd_psv = (NDV *)REALLOC((char *)nd_psv,nd_pslen*sizeof(NDV)); |
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#endif |
nd_bound = (unsigned int **) |
nd_bound = (unsigned int **) |
REALLOC((char *)nd_bound,nd_pslen*sizeof(unsigned int *)); |
REALLOC((char *)nd_bound,nd_pslen*sizeof(unsigned int *)); |
} |
} |
nd_monic(a); |
nd_monic(a); |
nd_ps[nd_psn] = a; |
nd_ps[nd_psn] = a; |
nd_psv[nd_psn] = ndtondv(a); |
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nd_bound[nd_psn] = nd_compute_bound(a); |
nd_bound[nd_psn] = nd_compute_bound(a); |
len = nd_psv[nd_psn]->len; |
len = nd_psv[nd_psn]->len; |
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#if USE_NDV |
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nd_psv[nd_psn] = ndtondv(a); |
if ( len > nmv_len ) { |
if ( len > nmv_len ) { |
nmv_len = 2*len; |
nmv_len = 2*len; |
BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv); |
BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv); |
} |
} |
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#endif |
return nd_psn++; |
return nd_psn++; |
} |
} |
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Line 1643 NODE nd_setup(NODE f) |
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Line 1482 NODE nd_setup(NODE f) |
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#endif |
#endif |
nd_psn = length(f); nd_pslen = 2*nd_psn; |
nd_psn = length(f); nd_pslen = 2*nd_psn; |
nd_ps = (ND *)MALLOC(nd_pslen*sizeof(ND)); |
nd_ps = (ND *)MALLOC(nd_pslen*sizeof(ND)); |
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#if USE_NDV |
nd_psv = (NDV *)MALLOC(nd_pslen*sizeof(NDV)); |
nd_psv = (NDV *)MALLOC(nd_pslen*sizeof(NDV)); |
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#endif |
nd_bound = (unsigned int **)MALLOC(nd_pslen*sizeof(unsigned int *)); |
nd_bound = (unsigned int **)MALLOC(nd_pslen*sizeof(unsigned int *)); |
nd_bpe = 4; |
nd_bpe = 8; |
nd_setup_parameters(); |
nd_setup_parameters(); |
nd_free_private_storage(); |
nd_free_private_storage(); |
len = 0; |
len = 0; |
for ( i = 0; i < nd_psn; i++, f = NEXT(f) ) { |
for ( i = 0; i < nd_psn; i++, f = NEXT(f) ) { |
nd_ps[i] = dptond((DP)BDY(f)); |
nd_ps[i] = dptond((DP)BDY(f)); |
nd_psv[i] = ndtondv(nd_ps[i]); |
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nd_monic(nd_ps[i]); |
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nd_bound[i] = nd_compute_bound(nd_ps[i]); |
nd_bound[i] = nd_compute_bound(nd_ps[i]); |
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#if USE_NDV |
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nd_psv[i] = ndtondv(nd_ps[i]); |
len = MAX(len,nd_psv[i]->len); |
len = MAX(len,nd_psv[i]->len); |
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#endif |
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nd_monic(nd_ps[i]); |
} |
} |
nd_red = (NM *)MALLOC(REDTAB_LEN*sizeof(NM)); |
nd_red = (NM *)MALLOC(REDTAB_LEN*sizeof(NM)); |
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#if USE_NDV |
nmv_len = 16*len; |
nmv_len = 16*len; |
NEWNDV(ndv_red); |
NEWNDV(ndv_red); |
BDY(ndv_red) = (NMV)MALLOC_ATOMIC(nmv_len*nmv_adv); |
BDY(ndv_red) = (NMV)MALLOC_ATOMIC(nmv_len*nmv_adv); |
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#endif |
for ( s0 = 0, i = 0; i < nd_psn; i++ ) { |
for ( s0 = 0, i = 0; i < nd_psn; i++ ) { |
NEXTNODE(s0,s); BDY(s) = (pointer)i; |
NEXTNODE(s0,s); BDY(s) = (pointer)i; |
} |
} |
Line 1926 void nd_setup_parameters() { |
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Line 1771 void nd_setup_parameters() { |
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nd_mask[nd_epw-i-1] = (nd_mask0<<(i*nd_bpe)); |
nd_mask[nd_epw-i-1] = (nd_mask0<<(i*nd_bpe)); |
nd_mask1 |= (1<<(nd_bpe-1))<<(i*nd_bpe); |
nd_mask1 |= (1<<(nd_bpe-1))<<(i*nd_bpe); |
} |
} |
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#if USE_NDV |
nmv_adv = sizeof(struct oNMV)+(nd_wpd-1)*sizeof(unsigned int); |
nmv_adv = sizeof(struct oNMV)+(nd_wpd-1)*sizeof(unsigned int); |
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#endif |
} |
} |
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ND_pairs nd_reconstruct(ND_pairs d) |
ND_pairs nd_reconstruct(ND_pairs d) |
Line 1949 ND_pairs nd_reconstruct(ND_pairs d) |
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Line 1796 ND_pairs nd_reconstruct(ND_pairs d) |
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_ndp_free_list = 0; |
_ndp_free_list = 0; |
for ( i = 0; i < nd_psn; i++ ) { |
for ( i = 0; i < nd_psn; i++ ) { |
nd_ps[i] = nd_dup(nd_ps[i],obpe); |
nd_ps[i] = nd_dup(nd_ps[i],obpe); |
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#if USE_NDV |
nd_psv[i] = ndtondv(nd_ps[i]); |
nd_psv[i] = ndtondv(nd_ps[i]); |
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#endif |
nd_bound[i] = nd_compute_bound(nd_ps[i]); |
nd_bound[i] = nd_compute_bound(nd_ps[i]); |
} |
} |
s0 = 0; |
s0 = 0; |
Line 1964 ND_pairs nd_reconstruct(ND_pairs d) |
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Line 1813 ND_pairs nd_reconstruct(ND_pairs d) |
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if ( s0 ) NEXT(s) = 0; |
if ( s0 ) NEXT(s) = 0; |
prev_nm_free_list = 0; |
prev_nm_free_list = 0; |
prev_ndp_free_list = 0; |
prev_ndp_free_list = 0; |
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#if USE_NDV |
BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv); |
BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv); |
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#endif |
GC_gcollect(); |
GC_gcollect(); |
return s0; |
return s0; |
} |
} |
Line 2014 ND nd_dup(ND p,int obpe) |
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Line 1865 ND nd_dup(ND p,int obpe) |
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} |
} |
} |
} |
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#if USE_NDV |
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void ndv_mul_nm(NDV p,NM m0,NDV r) |
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{ |
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NMV m,mr,mr0; |
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unsigned int *d,*dt,*dm; |
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int c,n,td,i,c1,c2,len; |
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if ( !p ) |
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/* XXX */ |
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r->len = 0; |
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else { |
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n = NV(p); m = BDY(p); len = p->len; |
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d = m0->dl; td = m0->td; c = C(m0); |
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mr = BDY(r); |
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for ( i = 0; i < len; i++, NMV_ADV(m), NMV_ADV(mr) ) { |
|
c1 = C(m); |
|
DMAR(c1,c,0,nd_mod,c2); |
|
C(mr) = c2; |
|
mr->td = m->td+td; |
|
ndl_add(m->dl,d,mr->dl); |
|
} |
|
NV(r) = NV(p); |
|
r->len = p->len; |
|
r->sugar = p->sugar + td; |
|
} |
|
} |
|
|
|
int ndv_find_reducer(ND g, NDV red) |
|
{ |
|
NM m; |
|
ND r,p; |
|
int i,c1,c2,c; |
|
int d,k,append,index; |
|
unsigned int *check; |
|
NM t; |
|
NDV pv; |
|
|
|
d = ndl_hash_value(HTD(g),HDL(g)); |
|
for ( m = nd_red[d], k = 0; m; m = NEXT(m), k++ ) { |
|
if ( HTD(g) == m->td && ndl_equal(HDL(g),m->dl) ) { |
|
if ( k > 0 ) nd_notfirst++; |
|
index = m->c; |
|
append = 0; |
|
nd_found++; |
|
goto found; |
|
} |
|
} |
|
|
|
for ( i = 0; i < nd_psn; i++ ) { |
|
p = nd_ps[i]; |
|
if ( HTD(g) >= HTD(p) && ndl_reducible(HDL(g),HDL(p)) ) { |
|
index = i; |
|
append = 1; |
|
nd_create++; |
|
goto found; |
|
} |
|
} |
|
return 0; |
|
|
|
found: |
|
NEWNM(m); |
|
p = nd_ps[index]; |
|
pv = nd_psv[index]; |
|
ndl_sub(HDL(g),HDL(p),m->dl); |
|
|
|
check = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int)); |
|
ndl_add(nd_bound[index],m->dl,check); |
|
if ( ndl_check_bound(check) ) { |
|
FREENM(m); |
|
return -1; |
|
} |
|
|
|
c1 = invm(HC(p),nd_mod); |
|
c2 = nd_mod-HC(g); |
|
DMAR(c1,c2,0,nd_mod,c); |
|
C(m) = c; |
|
m->td = HTD(g)-HTD(p); |
|
NEXT(m) = 0; |
|
ndv_mul_nm(pv,m,red); |
|
FREENM(m); |
|
|
|
if ( append ) nd_append_red(HDL(g),HTD(g),i); |
|
return 1; |
|
} |
|
|
|
ND ndv_add(ND p1,NDV p2) |
|
{ |
|
int c,c1,c2,t,td,td2,mul,len,i; |
|
NM prev,head,cur,new; |
|
unsigned int *d; |
|
NMV m2; |
|
|
|
if ( !p1 ) |
|
return 0; |
|
else { |
|
prev = 0; head = cur = BDY(p1); |
|
NEWNM(new); |
|
len = p2->len; |
|
for ( m2 = BDY(p2), i = 0; i < len; ) { |
|
td2 = new->td = m2->td; |
|
if ( !cur ) { |
|
C(new) = C(m2); |
|
bcopy(m2->dl,new->dl,nd_wpd*sizeof(unsigned int)); |
|
if ( !prev ) { |
|
prev = new; |
|
NEXT(prev) = 0; |
|
head = prev; |
|
} else { |
|
NEXT(prev) = new; |
|
NEXT(new) = 0; |
|
prev = new; |
|
} |
|
NMV_ADV(m2); i++; |
|
NEWNM(new); |
|
continue; |
|
} |
|
if ( cur->td > td2 ) |
|
c = 1; |
|
else if ( cur->td < td2 ) |
|
c = -1; |
|
else |
|
c = ndl_compare(cur->dl,m2->dl); |
|
switch ( c ) { |
|
case 0: |
|
t = C(m2)+C(cur)-nd_mod; |
|
if ( t < 0 ) |
|
t += nd_mod; |
|
if ( t ) |
|
C(cur) = t; |
|
else if ( !prev ) { |
|
head = NEXT(cur); |
|
FREENM(cur); |
|
cur = head; |
|
} else { |
|
NEXT(prev) = NEXT(cur); |
|
FREENM(cur); |
|
cur = NEXT(prev); |
|
} |
|
NMV_ADV(m2); i++; |
|
break; |
|
case 1: |
|
prev = cur; |
|
cur = NEXT(cur); |
|
break; |
|
case -1: |
|
if ( !prev ) { |
|
/* cur = head */ |
|
prev = new; |
|
bcopy(m2->dl,new->dl,nd_wpd*sizeof(unsigned int)); |
|
C(prev) = C(m2); |
|
NEXT(prev) = head; |
|
head = prev; |
|
} else { |
|
C(new) = C(m2); |
|
bcopy(m2->dl,new->dl,nd_wpd*sizeof(unsigned int)); |
|
NEXT(prev) = new; |
|
NEXT(new) = cur; |
|
prev = new; |
|
} |
|
NEWNM(new); |
|
NMV_ADV(m2); i++; |
|
break; |
|
} |
|
} |
|
FREENM(new); |
|
if ( head ) { |
|
BDY(p1) = head; |
|
p1->sugar = MAX(p1->sugar,p2->sugar+td); |
|
return p1; |
|
} else { |
|
FREEND(p1); |
|
return 0; |
|
} |
|
|
|
} |
|
} |
|
|
NDV ndtondv(ND p) |
NDV ndtondv(ND p) |
{ |
{ |
NDV d; |
NDV d; |
Line 2051 void ndv_print(NDV p) |
|
Line 2079 void ndv_print(NDV p) |
|
printf("\n"); |
printf("\n"); |
} |
} |
} |
} |
|
#endif |