version 1.23, 2003/05/28 07:32:32 |
version 1.25, 2003/07/09 07:11:08 |
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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/engine/dist.c,v 1.22 2003/01/04 09:06:17 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/engine/dist.c,v 1.24 2003/06/19 07:08:19 noro Exp $ |
*/ |
*/ |
#include "ca.h" |
#include "ca.h" |
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Line 75 int dp_nelim,dp_fcoeffs; |
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Line 75 int dp_nelim,dp_fcoeffs; |
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struct order_spec dp_current_spec; |
struct order_spec dp_current_spec; |
int *dp_dl_work; |
int *dp_dl_work; |
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void comm_muld_trunc(VL vl,DP p1,DP p2,DL dl,DP *pr); |
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void comm_quod(VL vl,DP p1,DP p2,DP *pr); |
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void muldm_trunc(VL vl,DP p,MP m0,DL dl,DP *pr); |
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void muldc_trunc(VL vl,DP p,P c,DL dl,DP *pr); |
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int has_sfcoef(DP f) |
int has_sfcoef(DP f) |
{ |
{ |
MP t; |
MP t; |
Line 380 void symb_addd(DP p1,DP p2,DP *pr) |
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Line 385 void symb_addd(DP p1,DP p2,DP *pr) |
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NODE symb_merge(NODE m1,NODE m2,int n) |
NODE symb_merge(NODE m1,NODE m2,int n) |
{ |
{ |
NODE top,prev,cur,m,t; |
NODE top,prev,cur,m,t; |
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int c,i; |
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DL d1,d2; |
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if ( !m1 ) |
if ( !m1 ) |
return m2; |
return m2; |
Line 400 NODE symb_merge(NODE m1,NODE m2,int n) |
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Line 407 NODE symb_merge(NODE m1,NODE m2,int n) |
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prev = top; cur = NEXT(top); |
prev = top; cur = NEXT(top); |
/* BDY(prev) > BDY(m) always holds */ |
/* BDY(prev) > BDY(m) always holds */ |
while ( cur && m ) { |
while ( cur && m ) { |
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d1 = (DL)BDY(cur); |
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d2 = (DL)BDY(m); |
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if ( d1->td > d2->td ) |
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c = 1; |
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else if ( d1->td < d2->td ) |
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c = -1; |
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else { |
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for ( i = n-1; i >= 0 && d1->d[i] == d2->d[i]; i-- ); |
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if ( i < 0 ) |
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c = 0; |
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else if ( d1->d[i] < d2->d[i] ) |
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c = 1; |
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else |
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c = -1; |
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} |
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#if 0 |
switch ( (*cmpdl)(n,(DL)BDY(cur),(DL)BDY(m)) ) { |
switch ( (*cmpdl)(n,(DL)BDY(cur),(DL)BDY(m)) ) { |
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#else |
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switch ( c ) { |
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#endif |
case 0: |
case 0: |
m = NEXT(m); |
m = NEXT(m); |
prev = cur; cur = NEXT(cur); |
prev = cur; cur = NEXT(cur); |
Line 601 void comm_muld(VL vl,DP p1,DP p2,DP *pr) |
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Line 627 void comm_muld(VL vl,DP p1,DP p2,DP *pr) |
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} |
} |
} |
} |
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/* discard terms which is not a multiple of dl */ |
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void comm_muld_trunc(VL vl,DP p1,DP p2,DL dl,DP *pr) |
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{ |
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MP m; |
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DP s,t,u; |
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int i,l,l1; |
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static MP *w; |
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static int wlen; |
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if ( !p1 || !p2 ) |
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*pr = 0; |
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else if ( OID(p1) <= O_P ) |
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muldc_trunc(vl,p2,(P)p1,dl,pr); |
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else if ( OID(p2) <= O_P ) |
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muldc_trunc(vl,p1,(P)p2,dl,pr); |
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else { |
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for ( m = BDY(p1), l1 = 0; m; m = NEXT(m), l1++ ); |
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for ( m = BDY(p2), l = 0; m; m = NEXT(m), l++ ); |
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if ( l1 < l ) { |
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t = p1; p1 = p2; p2 = t; |
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l = l1; |
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} |
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if ( l > wlen ) { |
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if ( w ) GC_free(w); |
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w = (MP *)MALLOC(l*sizeof(MP)); |
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wlen = l; |
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} |
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for ( m = BDY(p2), i = 0; i < l; m = NEXT(m), i++ ) |
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w[i] = m; |
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for ( s = 0, i = l-1; i >= 0; i-- ) { |
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muldm_trunc(vl,p1,w[i],dl,&t); addd(vl,s,t,&u); s = u; |
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} |
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bzero(w,l*sizeof(MP)); |
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*pr = s; |
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} |
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} |
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void comm_quod(VL vl,DP p1,DP p2,DP *pr) |
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{ |
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MP m,m0; |
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DP s,t; |
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int i,n,sugar; |
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DL d1,d2,d; |
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Q a,b; |
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if ( !p2 ) |
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error("comm_quod : invalid input"); |
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if ( !p1 ) |
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*pr = 0; |
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else { |
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n = NV(p1); |
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d2 = BDY(p2)->dl; |
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m0 = 0; |
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sugar = p1->sugar; |
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while ( p1 ) { |
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d1 = BDY(p1)->dl; |
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NEWDL(d,n); |
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d->td = d1->td - d2->td; |
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for ( i = 0; i < n; i++ ) |
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d->d[i] = d1->d[i]-d2->d[i]; |
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NEXTMP(m0,m); |
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m->dl = d; |
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divq((Q)BDY(p1)->c,(Q)BDY(p2)->c,&a); chsgnq(a,&b); |
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C(m) = (P)b; |
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muldm_trunc(vl,p2,m,d2,&t); |
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addd(vl,p1,t,&s); p1 = s; |
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C(m) = (P)a; |
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} |
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if ( m0 ) { |
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NEXT(m) = 0; MKDP(n,m0,*pr); |
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} else |
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*pr = 0; |
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/* XXX */ |
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if ( *pr ) |
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(*pr)->sugar = sugar - d2->td; |
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} |
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} |
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void muldm(VL vl,DP p,MP m0,DP *pr) |
void muldm(VL vl,DP p,MP m0,DP *pr) |
{ |
{ |
MP m,mr,mr0; |
MP m,mr,mr0; |
Line 626 void muldm(VL vl,DP p,MP m0,DP *pr) |
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Line 731 void muldm(VL vl,DP p,MP m0,DP *pr) |
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} |
} |
} |
} |
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void muldm_trunc(VL vl,DP p,MP m0,DL dl,DP *pr) |
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{ |
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MP m,mr,mr0; |
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P c; |
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DL d,tdl; |
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int n,i; |
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if ( !p ) |
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*pr = 0; |
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else { |
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n = NV(p); |
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NEWDL(tdl,n); |
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for ( mr0 = 0, m = BDY(p), c = C(m0), d = m0->dl; |
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m; m = NEXT(m) ) { |
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_adddl(n,m->dl,d,tdl); |
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for ( i = 0; i < n; i++ ) |
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if ( tdl->d[i] < dl->d[i] ) |
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break; |
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if ( i < n ) |
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continue; |
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NEXTMP(mr0,mr); |
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mr->dl = tdl; |
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NEWDL(tdl,n); |
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if ( NUM(C(m)) && RATN(C(m)) && NUM(c) && RATN(c) ) |
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mulq((Q)C(m),(Q)c,(Q *)&C(mr)); |
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else |
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mulp(vl,C(m),c,&C(mr)); |
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} |
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if ( mr0 ) { |
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NEXT(mr) = 0; MKDP(NV(p),mr0,*pr); |
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} else |
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*pr = 0; |
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if ( *pr ) |
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(*pr)->sugar = p->sugar + m0->dl->td; |
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} |
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} |
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void weyl_muld(VL vl,DP p1,DP p2,DP *pr) |
void weyl_muld(VL vl,DP p1,DP p2,DP *pr) |
{ |
{ |
MP m; |
MP m; |
Line 866 void muldc(VL vl,DP p,P c,DP *pr) |
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Line 1008 void muldc(VL vl,DP p,P c,DP *pr) |
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} |
} |
} |
} |
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void muldc_trunc(VL vl,DP p,P c,DL dl,DP *pr) |
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{ |
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MP m,mr,mr0; |
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DL mdl; |
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int i,n; |
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if ( !p || !c ) { |
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*pr = 0; return; |
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} |
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n = NV(p); |
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for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) { |
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mdl = m->dl; |
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for ( i = 0; i < n; i++ ) |
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if ( mdl->d[i] < dl->d[i] ) |
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break; |
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if ( i < n ) |
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break; |
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NEXTMP(mr0,mr); |
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if ( NUM(C(m)) && RATN(C(m)) && NUM(c) && RATN(c) ) |
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mulq((Q)C(m),(Q)c,(Q *)&C(mr)); |
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else |
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mulp(vl,C(m),c,&C(mr)); |
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mr->dl = m->dl; |
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} |
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NEXT(mr) = 0; MKDP(NV(p),mr0,*pr); |
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if ( *pr ) |
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(*pr)->sugar = p->sugar; |
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} |
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void divsdc(VL vl,DP p,P c,DP *pr) |
void divsdc(VL vl,DP p,P c,DP *pr) |
{ |
{ |
MP m,mr,mr0; |
MP m,mr,mr0; |
Line 964 int cmpdl_gradlex(int n,DL d1,DL d2) |
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Line 1135 int cmpdl_gradlex(int n,DL d1,DL d2) |
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int cmpdl_revgradlex(int n,DL d1,DL d2) |
int cmpdl_revgradlex(int n,DL d1,DL d2) |
{ |
{ |
register int i; |
register int i,c; |
register int *p1,*p2; |
register int *p1,*p2; |
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if ( d1->td > d2->td ) |
if ( d1->td > d2->td ) |
Line 972 int cmpdl_revgradlex(int n,DL d1,DL d2) |
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Line 1143 int cmpdl_revgradlex(int n,DL d1,DL d2) |
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else if ( d1->td < d2->td ) |
else if ( d1->td < d2->td ) |
return -1; |
return -1; |
else { |
else { |
for ( i= n - 1, p1 = d1->d+n-1, p2 = d2->d+n-1; |
i = n-1; |
i >= 0 && *p1 == *p2; i--, p1--, p2-- ); |
p1 = d1->d+n-1; |
return i < 0 ? 0 : (*p1 < *p2 ? 1 : -1); |
p2 = d2->d+n-1; |
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while ( i >= 7 ) { |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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i -= 8; |
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} |
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switch ( i ) { |
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case 6: |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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return 0; |
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case 5: |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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return 0; |
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case 4: |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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return 0; |
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case 3: |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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return 0; |
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case 2: |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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return 0; |
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case 1: |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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return 0; |
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case 0: |
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c = (*p1--) - (*p2--); if ( c ) goto LAST; |
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return 0; |
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default: |
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return 0; |
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} |
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LAST: |
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if ( c > 0 ) return -1; |
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else return 1; |
} |
} |
} |
} |
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Line 1305 int cmpdl_matrix(int n,DL d1,DL d2) |
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Line 1536 int cmpdl_matrix(int n,DL d1,DL d2) |
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return -1; |
return -1; |
} |
} |
return 0; |
return 0; |
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} |
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GeoBucket create_bucket() |
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{ |
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GeoBucket g; |
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g = CALLOC(1,sizeof(struct oGeoBucket)); |
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g->m = 32; |
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return g; |
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} |
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void add_bucket(GeoBucket g,NODE d,int nv) |
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{ |
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int l,k,m; |
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l = length(d); |
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for ( k = 0, m = 1; l > m; k++, m <<= 1 ); |
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/* 2^(k-1) < l <= 2^k */ |
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d = symb_merge(g->body[k],d,nv); |
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for ( ; length(d) > (1<<(k)); k++ ) { |
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g->body[k] = 0; |
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d = symb_merge(g->body[k+1],d,nv); |
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} |
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g->body[k] = d; |
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g->m = MAX(g->m,k); |
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} |
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DL remove_head_bucket(GeoBucket g,int nv) |
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{ |
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int j,i,c,m; |
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DL d; |
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j = -1; |
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m = g->m; |
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for ( i = 0; i <= m; i++ ) { |
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if ( !g->body[i] ) |
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continue; |
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if ( j < 0 ) j = i; |
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else { |
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c = (*cmpdl)(nv,g->body[i]->body,g->body[j]->body); |
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if ( c > 0 ) |
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j = i; |
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else if ( c == 0 ) |
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g->body[i] = NEXT(g->body[i]); |
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} |
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} |
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if ( j < 0 ) |
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return 0; |
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else { |
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d = g->body[j]->body; |
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g->body[j] = NEXT(g->body[j]); |
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return d; |
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} |
} |
} |