version 1.27, 2004/02/03 23:31:57 |
version 1.40, 2006/12/12 11:50:37 |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* |
* |
* $OpenXM: OpenXM_contrib2/asir2000/builtin/dp-supp.c,v 1.26 2003/11/27 07:53:53 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/builtin/dp-supp.c,v 1.39 2005/08/25 18:59:11 ohara Exp $ |
*/ |
*/ |
#include "ca.h" |
#include "ca.h" |
#include "base.h" |
#include "base.h" |
Line 62 extern int NoGCD; |
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Line 62 extern int NoGCD; |
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extern int GenTrace; |
extern int GenTrace; |
extern NODE TraceList; |
extern NODE TraceList; |
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int show_orderspec; |
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void print_composite_order_spec(struct order_spec *spec); |
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/* |
/* |
* content reduction |
* content reduction |
* |
* |
Line 118 void dp_ptozp2(DP p0,DP p1,DP *hp,DP *rp) |
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Line 122 void dp_ptozp2(DP p0,DP p1,DP *hp,DP *rp) |
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*hp = h; *rp = r; |
*hp = h; *rp = r; |
} |
} |
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void dp_ptozp3(DP p,Q *dvr,DP *rp) |
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{ |
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MP m,mr,mr0; |
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int i,n; |
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Q *w; |
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P t; |
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if ( !p ) { |
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*rp = 0; *dvr = 0; |
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}else { |
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for ( m =BDY(p), n = 0; m; m = NEXT(m), n++ ); |
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w = (Q *)ALLOCA(n*sizeof(Q)); |
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for ( m =BDY(p), i = 0; i < n; m = NEXT(m), i++ ) |
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if ( NUM(m->c) ) |
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w[i] = (Q)m->c; |
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else |
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ptozp(m->c,1,&w[i],&t); |
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sortbynm(w,n); |
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qltozl(w,n,dvr); |
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for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) { |
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NEXTMP(mr0,mr); divsp(CO,m->c,(P)(*dvr),&mr->c); mr->dl = m->dl; |
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} |
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NEXT(mr) = 0; MKDP(p->nv,mr0,*rp); (*rp)->sugar = p->sugar; |
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} |
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} |
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void dp_idiv(DP p,Q c,DP *rp) |
void dp_idiv(DP p,Q c,DP *rp) |
{ |
{ |
Q t; |
Q t; |
Line 481 void heu_nezgcdnpz(VL vl,P *pl,int m,P *pr) |
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Line 511 void heu_nezgcdnpz(VL vl,P *pl,int m,P *pr) |
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int i,r; |
int i,r; |
P gcd,t,s1,s2,u; |
P gcd,t,s1,s2,u; |
Q rq; |
Q rq; |
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DCP dc; |
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extern int DP_Print; |
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while ( 1 ) { |
while ( 1 ) { |
for ( i = 0, s1 = 0; i < m; i++ ) { |
for ( i = 0, s1 = 0; i < m; i++ ) { |
r = random(); UTOQ(r,rq); |
r = random(); UTOQ(r,rq); |
Line 492 void heu_nezgcdnpz(VL vl,P *pl,int m,P *pr) |
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Line 524 void heu_nezgcdnpz(VL vl,P *pl,int m,P *pr) |
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mulp(vl,pl[i],(P)rq,&t); addp(vl,s2,t,&u); s2 = u; |
mulp(vl,pl[i],(P)rq,&t); addp(vl,s2,t,&u); s2 = u; |
} |
} |
ezgcdp(vl,s1,s2,&gcd); |
ezgcdp(vl,s1,s2,&gcd); |
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if ( DP_Print > 2 ) |
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{ fprintf(asir_out,"(%d)",nmonop(gcd)); fflush(asir_out); } |
for ( i = 0; i < m; i++ ) { |
for ( i = 0; i < m; i++ ) { |
if ( !divtpz(vl,pl[i],gcd,&t) ) |
if ( !divtpz(vl,pl[i],gcd,&t) ) |
break; |
break; |
Line 1311 void dp_nf_tab_f(DP p,LIST *tab,DP *rp) |
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Line 1345 void dp_nf_tab_f(DP p,LIST *tab,DP *rp) |
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/* |
/* |
* setting flags |
* setting flags |
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* call create_order_spec with vl=0 to set old type order. |
* |
* |
*/ |
*/ |
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int create_order_spec(VL vl,Obj obj,struct order_spec **specp) |
int create_order_spec(VL vl,Obj obj,struct order_spec **specp) |
{ |
{ |
int i,j,n,s,row,col; |
int i,j,n,s,row,col,ret; |
struct order_spec *spec; |
struct order_spec *spec; |
struct order_pair *l; |
struct order_pair *l; |
NODE node,t,tn; |
NODE node,t,tn; |
Line 1324 int create_order_spec(VL vl,Obj obj,struct order_spec |
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Line 1359 int create_order_spec(VL vl,Obj obj,struct order_spec |
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pointer **b; |
pointer **b; |
int **w; |
int **w; |
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if ( vl && obj && OID(obj) == O_LIST ) |
if ( vl && obj && OID(obj) == O_LIST ) { |
return create_composite_order_spec(vl,(LIST)obj,specp); |
ret = create_composite_order_spec(vl,(LIST)obj,specp); |
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if ( show_orderspec ) |
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print_composite_order_spec(*specp); |
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return ret; |
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} |
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*specp = spec = (struct order_spec *)MALLOC(sizeof(struct order_spec)); |
*specp = spec = (struct order_spec *)MALLOC(sizeof(struct order_spec)); |
if ( !obj || NUM(obj) ) { |
if ( !obj || NUM(obj) ) { |
Line 1359 int create_order_spec(VL vl,Obj obj,struct order_spec |
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Line 1398 int create_order_spec(VL vl,Obj obj,struct order_spec |
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return 0; |
return 0; |
} |
} |
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void print_composite_order_spec(struct order_spec *spec) |
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{ |
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int nv,n,len,i,j,k,start; |
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struct weight_or_block *worb; |
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nv = spec->nv; |
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n = spec->ord.composite.length; |
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worb = spec->ord.composite.w_or_b; |
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for ( i = 0; i < n; i++, worb++ ) { |
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len = worb->length; |
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printf("[ "); |
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switch ( worb->type ) { |
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case IS_DENSE_WEIGHT: |
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for ( j = 0; j < len; j++ ) |
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printf("%d ",worb->body.dense_weight[j]); |
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for ( ; j < nv; j++ ) |
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printf("0 "); |
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break; |
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case IS_SPARSE_WEIGHT: |
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for ( j = 0, k = 0; j < nv; j++ ) |
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if ( j == worb->body.sparse_weight[k].pos ) |
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printf("%d ",worb->body.sparse_weight[k++].value); |
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else |
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printf("0 "); |
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break; |
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case IS_BLOCK: |
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start = worb->body.block.start; |
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for ( j = 0; j < start; j++ ) printf("0 "); |
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switch ( worb->body.block.order ) { |
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case 0: |
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for ( k = 0; k < len; k++, j++ ) printf("R "); |
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break; |
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case 1: |
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for ( k = 0; k < len; k++, j++ ) printf("G "); |
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break; |
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case 2: |
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for ( k = 0; k < len; k++, j++ ) printf("L "); |
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break; |
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} |
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for ( ; j < nv; j++ ) printf("0 "); |
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break; |
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} |
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printf("]\n"); |
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} |
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} |
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struct order_spec *append_block(struct order_spec *spec, |
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int nv,int nalg,int ord) |
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{ |
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MAT m,mat; |
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int i,j,row,col,n; |
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Q **b,**wp; |
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int **w; |
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NODE t,s,s0; |
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struct order_pair *l,*l0; |
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int n0,nv0; |
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LIST list0,list1,list; |
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Q oq,nq; |
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struct order_spec *r; |
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r = (struct order_spec *)MALLOC(sizeof(struct order_spec)); |
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switch ( spec->id ) { |
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case 0: |
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STOQ(spec->ord.simple,oq); STOQ(nv,nq); |
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t = mknode(2,oq,nq); MKLIST(list0,t); |
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STOQ(ord,oq); STOQ(nalg,nq); |
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t = mknode(2,oq,nq); MKLIST(list1,t); |
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t = mknode(2,list0,list1); MKLIST(list,t); |
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l = (struct order_pair *)MALLOC_ATOMIC(2*sizeof(struct order_pair)); |
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l[0].order = spec->ord.simple; l[0].length = nv; |
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l[1].order = ord; l[1].length = nalg; |
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r->id = 1; r->obj = (Obj)list; |
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r->ord.block.order_pair = l; |
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r->ord.block.length = 2; |
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r->nv = nv+nalg; |
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break; |
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case 1: |
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if ( spec->nv != nv ) |
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error("append_block : number of variables mismatch"); |
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l0 = spec->ord.block.order_pair; |
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n0 = spec->ord.block.length; |
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nv0 = spec->nv; |
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list0 = (LIST)spec->obj; |
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n = n0+1; |
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l = (struct order_pair *)MALLOC_ATOMIC(n*sizeof(struct order_pair)); |
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for ( i = 0; i < n0; i++ ) |
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l[i] = l0[i]; |
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l[i].order = ord; l[i].length = nalg; |
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for ( t = BDY(list0), s0 = 0; t; t = NEXT(t) ) { |
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NEXTNODE(s0,s); BDY(s) = BDY(t); |
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} |
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STOQ(ord,oq); STOQ(nalg,nq); |
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t = mknode(2,oq,nq); MKLIST(list,t); |
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NEXTNODE(s0,s); BDY(s) = (pointer)list; NEXT(s) = 0; |
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MKLIST(list,s0); |
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r->id = 1; r->obj = (Obj)list; |
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r->ord.block.order_pair = l; |
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r->ord.block.length = n; |
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r->nv = nv+nalg; |
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break; |
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case 2: |
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if ( spec->nv != nv ) |
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error("append_block : number of variables mismatch"); |
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m = (MAT)spec->obj; |
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row = m->row; col = m->col; b = (Q **)BDY(m); |
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w = almat(row+nalg,col+nalg); |
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MKMAT(mat,row+nalg,col+nalg); wp = (Q **)BDY(mat); |
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for ( i = 0; i < row; i++ ) |
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for ( j = 0; j < col; j++ ) { |
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w[i][j] = QTOS(b[i][j]); |
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wp[i][j] = b[i][j]; |
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} |
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for ( i = 0; i < nalg; i++ ) { |
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w[i+row][i+col] = 1; |
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wp[i+row][i+col] = ONE; |
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} |
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r->id = 2; r->obj = (Obj)mat; |
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r->nv = col+nalg; r->ord.matrix.row = row+nalg; |
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r->ord.matrix.matrix = w; |
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break; |
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case 3: |
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default: |
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/* XXX */ |
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error("append_block : not implemented yet"); |
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} |
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return r; |
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} |
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int comp_sw(struct sparse_weight *a, struct sparse_weight *b) |
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{ |
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if ( a->pos > b->pos ) return 1; |
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else if ( a->pos < b->pos ) return -1; |
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else return 0; |
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} |
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/* order = [w_or_b, w_or_b, ... ] */ |
/* order = [w_or_b, w_or_b, ... ] */ |
/* w_or_b = w or b */ |
/* w_or_b = w or b */ |
/* w = [1,2,...] or [x,1,y,2,...] */ |
/* w = [1,2,...] or [x,1,y,2,...] */ |
Line 1369 int create_composite_order_spec(VL vl,LIST order,struc |
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Line 1543 int create_composite_order_spec(VL vl,LIST order,struc |
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NODE wb,t,p; |
NODE wb,t,p; |
struct order_spec *spec; |
struct order_spec *spec; |
VL tvl; |
VL tvl; |
int n,i,j,k,l,len; |
int n,i,j,k,l,start,end,len,w; |
int *dw; |
int *dw; |
struct sparse_weight *sw; |
struct sparse_weight *sw; |
struct weight_or_block *w_or_b; |
struct weight_or_block *w_or_b; |
Obj a0; |
Obj a0; |
NODE a; |
NODE a; |
V v; |
V v,sv,ev; |
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SYMBOL sym; |
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int *top; |
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/* l = number of vars in vl */ |
/* l = number of vars in vl */ |
for ( l = 0, tvl = vl; tvl; tvl = NEXT(tvl), l++ ); |
for ( l = 0, tvl = vl; tvl; tvl = NEXT(tvl), l++ ); |
Line 1387 int create_composite_order_spec(VL vl,LIST order,struc |
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Line 1563 int create_composite_order_spec(VL vl,LIST order,struc |
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spec->obj = (Obj)order; |
spec->obj = (Obj)order; |
spec->nv = l; |
spec->nv = l; |
spec->ord.composite.length = n; |
spec->ord.composite.length = n; |
spec->ord.composite.w_or_b = (struct weight_or_block *) |
w_or_b = spec->ord.composite.w_or_b = (struct weight_or_block *) |
MALLOC(sizeof(struct weight_or_block)*n); |
MALLOC(sizeof(struct weight_or_block)*(n+1)); |
for ( t = wb, i = 0; t; t = NEXT(t) ) { |
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a = BDY((LIST)BDY(wb)); |
/* top : register the top variable in each w_or_b specification */ |
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top = (int *)ALLOCA(l*sizeof(int)); |
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for ( i = 0; i < l; i++ ) top[i] = 0; |
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for ( t = wb, i = 0; t; t = NEXT(t), i++ ) { |
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if ( !BDY(t) || OID((Obj)BDY(t)) != O_LIST ) |
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error("a list of lists must be specified for the key \"order\""); |
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a = BDY((LIST)BDY(t)); |
len = length(a); |
len = length(a); |
a0 = (Obj)BDY(a); |
a0 = (Obj)BDY(a); |
if ( !a0 || OID(a0) == O_N ) { |
if ( !a0 || OID(a0) == O_N ) { |
/* a is dense weight */ |
/* a is a dense weight vector */ |
dw = (int *)MALLOC(sizeof(int)*len); |
dw = (int *)MALLOC(sizeof(int)*len); |
for ( j = 0, p = a; j < len; p = NEXT(p), j++ ) |
for ( j = 0, p = a; j < len; p = NEXT(p), j++ ) { |
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if ( !INT((Q)BDY(p)) ) |
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error("a dense weight vector must be specified as a list of integers"); |
dw[j] = QTOS((Q)BDY(p)); |
dw[j] = QTOS((Q)BDY(p)); |
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} |
w_or_b[i].type = IS_DENSE_WEIGHT; |
w_or_b[i].type = IS_DENSE_WEIGHT; |
w_or_b[i].length = len; |
w_or_b[i].length = len; |
w_or_b[i].body.dense_weight = dw; |
w_or_b[i].body.dense_weight = dw; |
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/* find the top */ |
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for ( k = 0; k < len && !dw[k]; k++ ); |
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if ( k < len ) top[k] = 1; |
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} else if ( OID(a0) == O_P ) { |
} else if ( OID(a0) == O_P ) { |
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/* a is a sparse weight vector */ |
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len >>= 1; |
sw = (struct sparse_weight *) |
sw = (struct sparse_weight *) |
MALLOC(sizeof(struct sparse_weight)*len); |
MALLOC(sizeof(struct sparse_weight)*len); |
for ( j = 0, p = a; j < len; j++ ) { |
for ( j = 0, p = a; j < len; j++ ) { |
v = VR((P)BDY(a)); a = NEXT(a); |
if ( !BDY(p) || OID((P)BDY(p)) != O_P ) |
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error("a sparse weight vector must be specified as [var1,weight1,...]"); |
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v = VR((P)BDY(p)); p = NEXT(p); |
for ( tvl = vl, k = 0; tvl && tvl->v != v; |
for ( tvl = vl, k = 0; tvl && tvl->v != v; |
k++, tvl = NEXT(tvl) ); |
k++, tvl = NEXT(tvl) ); |
if ( !tvl ) |
if ( !tvl ) |
error("invalid variable name"); |
error("invalid variable name in a sparse weight vector"); |
sw[j].pos = k; |
sw[j].pos = k; |
sw[j].value = QTOS((Q)BDY(a)); |
if ( !INT((Q)BDY(p)) ) |
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error("a sparse weight vector must be specified as [var1,weight1,...]"); |
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sw[j].value = QTOS((Q)BDY(p)); p = NEXT(p); |
} |
} |
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qsort(sw,len,sizeof(struct sparse_weight), |
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(int (*)(const void *,const void *))comp_sw); |
w_or_b[i].type = IS_SPARSE_WEIGHT; |
w_or_b[i].type = IS_SPARSE_WEIGHT; |
w_or_b[i].length = len; |
w_or_b[i].length = len; |
w_or_b[i].body.sparse_weight = sw; |
w_or_b[i].body.sparse_weight = sw; |
} else { |
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error("not implemented yet"); |
/* find the top */ |
} |
for ( k = 0; k < len && !sw[k].value; k++ ); |
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if ( k < len ) top[sw[k].pos] = 1; |
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} else if ( OID(a0) == O_RANGE ) { |
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/* [range(v1,v2),w] */ |
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sv = VR((P)(((RANGE)a0)->start)); |
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ev = VR((P)(((RANGE)a0)->end)); |
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for ( tvl = vl, start = 0; tvl && tvl->v != sv; start++, tvl = NEXT(tvl) ); |
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if ( !tvl ) |
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error("invalid range"); |
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for ( end = start; tvl && tvl->v != ev; end++, tvl = NEXT(tvl) ); |
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if ( !tvl ) |
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error("invalid range"); |
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len = end-start+1; |
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sw = (struct sparse_weight *) |
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MALLOC(sizeof(struct sparse_weight)*len); |
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w = QTOS((Q)BDY(NEXT(a))); |
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for ( tvl = vl, k = 0; k < start; k++, tvl = NEXT(tvl) ); |
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for ( j = 0 ; k <= end; k++, tvl = NEXT(tvl), j++ ) { |
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sw[j].pos = k; |
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sw[j].value = w; |
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} |
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w_or_b[i].type = IS_SPARSE_WEIGHT; |
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w_or_b[i].length = len; |
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w_or_b[i].body.sparse_weight = sw; |
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/* register the top */ |
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if ( w ) top[start] = 1; |
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} else if ( OID(a0) == O_SYMBOL ) { |
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/* a is a block */ |
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sym = (SYMBOL)a0; a = NEXT(a); len--; |
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if ( OID((Obj)BDY(a)) == O_RANGE ) { |
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sv = VR((P)(((RANGE)BDY(a))->start)); |
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ev = VR((P)(((RANGE)BDY(a))->end)); |
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for ( tvl = vl, start = 0; tvl && tvl->v != sv; start++, tvl = NEXT(tvl) ); |
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if ( !tvl ) |
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error("invalid range"); |
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for ( end = start; tvl && tvl->v != ev; end++, tvl = NEXT(tvl) ); |
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if ( !tvl ) |
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error("invalid range"); |
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len = end-start+1; |
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} else { |
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for ( start = 0, tvl = vl; tvl->v != VR((P)BDY(a)); |
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tvl = NEXT(tvl), start++ ); |
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for ( p = NEXT(a), tvl = NEXT(tvl); p; |
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p = NEXT(p), tvl = NEXT(tvl) ) { |
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if ( !BDY(p) || OID((P)BDY(p)) != O_P ) |
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error("a block must be specified as [ordsymbol,var1,var2,...]"); |
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if ( tvl->v != VR((P)BDY(p)) ) break; |
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} |
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if ( p ) |
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error("a block must be contiguous in the variable list"); |
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} |
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w_or_b[i].type = IS_BLOCK; |
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w_or_b[i].length = len; |
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w_or_b[i].body.block.start = start; |
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if ( !strcmp(sym->name,"@grlex") ) |
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w_or_b[i].body.block.order = 0; |
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else if ( !strcmp(sym->name,"@glex") ) |
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w_or_b[i].body.block.order = 1; |
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else if ( !strcmp(sym->name,"@lex") ) |
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w_or_b[i].body.block.order = 2; |
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else |
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error("invalid ordername"); |
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/* register the tops */ |
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for ( j = 0, k = start; j < len; j++, k++ ) |
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top[k] = 1; |
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} |
} |
} |
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for ( k = 0; k < l && top[k]; k++ ); |
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if ( k < l ) { |
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/* incomplete order specification; add @grlex */ |
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w_or_b[n].type = IS_BLOCK; |
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w_or_b[n].length = l; |
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w_or_b[n].body.block.start = 0; |
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w_or_b[n].body.block.order = 0; |
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spec->ord.composite.length = n+1; |
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} |
} |
} |
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|
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/* module order spec */ |
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|
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void create_modorder_spec(int id,LIST shift,struct modorder_spec **s) |
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{ |
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struct modorder_spec *spec; |
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NODE n,t; |
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LIST list; |
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int *ds; |
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int i,l; |
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Q q; |
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*s = spec = (struct modorder_spec *)MALLOC(sizeof(struct modorder_spec)); |
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spec->id = id; |
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if ( shift ) { |
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n = BDY(shift); |
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spec->len = l = length(n); |
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spec->degree_shift = ds = (int *)MALLOC_ATOMIC(l*sizeof(int)); |
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for ( t = n, i = 0; t; t = NEXT(t), i++ ) |
|
ds[i] = QTOS((Q)BDY(t)); |
|
} else { |
|
spec->len = 0; |
|
spec->degree_shift = 0; |
|
} |
|
STOQ(id,q); |
|
n = mknode(2,q,shift); |
|
MKLIST(list,n); |
|
spec->obj = (Obj)list; |
|
} |
|
|
/* |
/* |
* converters |
* converters |
* |
* |
Line 1525 void homogenize_order(struct order_spec *old,int n,str |
|
Line 1828 void homogenize_order(struct order_spec *old,int n,str |
|
int length,nv,row,i,j; |
int length,nv,row,i,j; |
int **newm,**oldm; |
int **newm,**oldm; |
struct order_spec *new; |
struct order_spec *new; |
|
int onv,nnv,nlen,olen,owlen; |
|
struct weight_or_block *owb,*nwb; |
|
|
*newp = new = (struct order_spec *)MALLOC(sizeof(struct order_spec)); |
*newp = new = (struct order_spec *)MALLOC(sizeof(struct order_spec)); |
switch ( old->id ) { |
switch ( old->id ) { |
Line 1575 void homogenize_order(struct order_spec *old,int n,str |
|
Line 1880 void homogenize_order(struct order_spec *old,int n,str |
|
new->id = 2; new->nv = nv+1; |
new->id = 2; new->nv = nv+1; |
new->ord.matrix.row = row+1; new->ord.matrix.matrix = newm; |
new->ord.matrix.row = row+1; new->ord.matrix.matrix = newm; |
break; |
break; |
|
case 3: |
|
onv = old->nv; |
|
nnv = onv+1; |
|
olen = old->ord.composite.length; |
|
nlen = olen+1; |
|
owb = old->ord.composite.w_or_b; |
|
nwb = (struct weight_or_block *) |
|
MALLOC(nlen*sizeof(struct weight_or_block)); |
|
for ( i = 0; i < olen; i++ ) { |
|
nwb[i].type = owb[i].type; |
|
switch ( owb[i].type ) { |
|
case IS_DENSE_WEIGHT: |
|
owlen = owb[i].length; |
|
nwb[i].length = owlen+1; |
|
nwb[i].body.dense_weight = (int *)MALLOC((owlen+1)*sizeof(int)); |
|
for ( j = 0; j < owlen; j++ ) |
|
nwb[i].body.dense_weight[j] = owb[i].body.dense_weight[j]; |
|
nwb[i].body.dense_weight[owlen] = 0; |
|
break; |
|
case IS_SPARSE_WEIGHT: |
|
nwb[i].length = owb[i].length; |
|
nwb[i].body.sparse_weight = owb[i].body.sparse_weight; |
|
break; |
|
case IS_BLOCK: |
|
nwb[i].length = owb[i].length; |
|
nwb[i].body.block = owb[i].body.block; |
|
break; |
|
} |
|
} |
|
nwb[i].type = IS_SPARSE_WEIGHT; |
|
nwb[i].body.sparse_weight = |
|
(struct sparse_weight *)MALLOC(sizeof(struct sparse_weight)); |
|
nwb[i].body.sparse_weight[0].pos = onv; |
|
nwb[i].body.sparse_weight[0].value = 1; |
|
new->id = 3; |
|
new->nv = nnv; |
|
new->ord.composite.length = nlen; |
|
new->ord.composite.w_or_b = nwb; |
|
print_composite_order_spec(new); |
|
break; |
default: |
default: |
error("homogenize_order : invalid input"); |
error("homogenize_order : invalid input"); |
} |
} |
Line 1679 void dp_hm(DP p,DP *rp) |
|
Line 2024 void dp_hm(DP p,DP *rp) |
|
} |
} |
} |
} |
|
|
|
void dp_ht(DP p,DP *rp) |
|
{ |
|
MP m,mr; |
|
|
|
if ( !p ) |
|
*rp = 0; |
|
else { |
|
m = BDY(p); |
|
NEWMP(mr); mr->dl = m->dl; mr->c = (P)ONE; NEXT(mr) = 0; |
|
MKDP(p->nv,mr,*rp); (*rp)->sugar = mr->dl->td; /* XXX */ |
|
} |
|
} |
|
|
void dp_rest(DP p,DP *rp) |
void dp_rest(DP p,DP *rp) |
{ |
{ |
MP m; |
MP m; |
Line 1801 void dp_sort(DP p,DP *rp) |
|
Line 2159 void dp_sort(DP p,DP *rp) |
|
*rp = r; |
*rp = r; |
} |
} |
|
|
|
DP extract_initial_term_from_dp(DP p,int *weight,int n); |
|
LIST extract_initial_term(LIST f,int *weight,int n); |
|
|
|
DP extract_initial_term_from_dp(DP p,int *weight,int n) |
|
{ |
|
int w,t,i,top; |
|
MP m,r0,r; |
|
DP dp; |
|
|
|
if ( !p ) return 0; |
|
top = 1; |
|
for ( m = BDY(p); m; m = NEXT(m) ) { |
|
for ( i = 0, t = 0; i < n; i++ ) |
|
t += weight[i]*m->dl->d[i]; |
|
if ( top || t > w ) { |
|
r0 = 0; |
|
w = t; |
|
top = 0; |
|
} |
|
if ( t == w ) { |
|
NEXTMP(r0,r); |
|
r->dl = m->dl; |
|
r->c = m->c; |
|
} |
|
} |
|
NEXT(r) = 0; |
|
MKDP(p->nv,r0,dp); |
|
return dp; |
|
} |
|
|
|
LIST extract_initial_term(LIST f,int *weight,int n) |
|
{ |
|
NODE nd,r0,r; |
|
Obj p; |
|
LIST l; |
|
|
|
nd = BDY(f); |
|
for ( r0 = 0; nd; nd = NEXT(nd) ) { |
|
NEXTNODE(r0,r); |
|
p = (Obj)BDY(nd); |
|
BDY(r) = (pointer)extract_initial_term_from_dp((DP)p,weight,n); |
|
} |
|
if ( r0 ) NEXT(r) = 0; |
|
MKLIST(l,r0); |
|
return l; |
|
} |
|
|
|
LIST dp_initial_term(LIST f,struct order_spec *ord) |
|
{ |
|
int n,l,i; |
|
struct weight_or_block *worb; |
|
int *weight; |
|
|
|
switch ( ord->id ) { |
|
case 2: /* matrix order */ |
|
/* extract the first row */ |
|
n = ord->nv; |
|
weight = ord->ord.matrix.matrix[0]; |
|
return extract_initial_term(f,weight,n); |
|
case 3: /* composite order */ |
|
/* the first w_or_b */ |
|
worb = ord->ord.composite.w_or_b; |
|
switch ( worb->type ) { |
|
case IS_DENSE_WEIGHT: |
|
n = worb->length; |
|
weight = worb->body.dense_weight; |
|
return extract_initial_term(f,weight,n); |
|
case IS_SPARSE_WEIGHT: |
|
n = ord->nv; |
|
weight = (int *)ALLOCA(n*sizeof(int)); |
|
for ( i = 0; i < n; i++ ) weight[i] = 0; |
|
l = worb->length; |
|
for ( i = 0; i < l; i++ ) |
|
weight[worb->body.sparse_weight[i].pos] |
|
= worb->body.sparse_weight[i].value; |
|
return extract_initial_term(f,weight,n); |
|
default: |
|
error("dp_initial_term : unsupported order"); |
|
} |
|
default: |
|
error("dp_initial_term : unsupported order"); |
|
} |
|
} |
|
|
|
int highest_order_dp(DP p,int *weight,int n); |
|
LIST highest_order(LIST f,int *weight,int n); |
|
|
|
int highest_order_dp(DP p,int *weight,int n) |
|
{ |
|
int w,t,i,top; |
|
MP m; |
|
|
|
if ( !p ) return -1; |
|
top = 1; |
|
for ( m = BDY(p); m; m = NEXT(m) ) { |
|
for ( i = 0, t = 0; i < n; i++ ) |
|
t += weight[i]*m->dl->d[i]; |
|
if ( top || t > w ) { |
|
w = t; |
|
top = 0; |
|
} |
|
} |
|
return w; |
|
} |
|
|
|
LIST highest_order(LIST f,int *weight,int n) |
|
{ |
|
int h; |
|
NODE nd,r0,r; |
|
Obj p; |
|
LIST l; |
|
Q q; |
|
|
|
nd = BDY(f); |
|
for ( r0 = 0; nd; nd = NEXT(nd) ) { |
|
NEXTNODE(r0,r); |
|
p = (Obj)BDY(nd); |
|
h = highest_order_dp((DP)p,weight,n); |
|
STOQ(h,q); |
|
BDY(r) = (pointer)q; |
|
} |
|
if ( r0 ) NEXT(r) = 0; |
|
MKLIST(l,r0); |
|
return l; |
|
} |
|
|
|
LIST dp_order(LIST f,struct order_spec *ord) |
|
{ |
|
int n,l,i; |
|
struct weight_or_block *worb; |
|
int *weight; |
|
|
|
switch ( ord->id ) { |
|
case 2: /* matrix order */ |
|
/* extract the first row */ |
|
n = ord->nv; |
|
weight = ord->ord.matrix.matrix[0]; |
|
return highest_order(f,weight,n); |
|
case 3: /* composite order */ |
|
/* the first w_or_b */ |
|
worb = ord->ord.composite.w_or_b; |
|
switch ( worb->type ) { |
|
case IS_DENSE_WEIGHT: |
|
n = worb->length; |
|
weight = worb->body.dense_weight; |
|
return highest_order(f,weight,n); |
|
case IS_SPARSE_WEIGHT: |
|
n = ord->nv; |
|
weight = (int *)ALLOCA(n*sizeof(int)); |
|
for ( i = 0; i < n; i++ ) weight[i] = 0; |
|
l = worb->length; |
|
for ( i = 0; i < l; i++ ) |
|
weight[worb->body.sparse_weight[i].pos] |
|
= worb->body.sparse_weight[i].value; |
|
return highest_order(f,weight,n); |
|
default: |
|
error("dp_initial_term : unsupported order"); |
|
} |
|
default: |
|
error("dp_initial_term : unsupported order"); |
|
} |
|
} |
|
|
|
int dpv_ht(DPV p,DP *h) |
|
{ |
|
int len,max,maxi,i,t; |
|
DP *e; |
|
MP m,mr; |
|
|
|
len = p->len; |
|
e = p->body; |
|
max = -1; |
|
maxi = -1; |
|
for ( i = 0; i < len; i++ ) |
|
if ( e[i] && (t = BDY(e[i])->dl->td) > max ) { |
|
max = t; |
|
maxi = i; |
|
} |
|
if ( max < 0 ) { |
|
*h = 0; |
|
return -1; |
|
} else { |
|
m = BDY(e[maxi]); |
|
NEWMP(mr); mr->dl = m->dl; mr->c = (P)ONE; NEXT(mr) = 0; |
|
MKDP(e[maxi]->nv,mr,*h); (*h)->sugar = mr->dl->td; /* XXX */ |
|
return maxi; |
|
} |
|
} |