=================================================================== RCS file: /home/cvs/OpenXM_contrib2/asir2000/engine/PDM.c,v retrieving revision 1.1 retrieving revision 1.6 diff -u -p -r1.1 -r1.6 --- OpenXM_contrib2/asir2000/engine/PDM.c 1999/12/03 07:39:08 1.1 +++ OpenXM_contrib2/asir2000/engine/PDM.c 2004/08/18 00:17:02 1.6 @@ -1,4 +1,52 @@ -/* $OpenXM: OpenXM/src/asir99/engine/PDM.c,v 1.1.1.1 1999/11/10 08:12:26 noro Exp $ */ +/* + * Copyright (c) 1994-2000 FUJITSU LABORATORIES LIMITED + * All rights reserved. + * + * FUJITSU LABORATORIES LIMITED ("FLL") hereby grants you a limited, + * non-exclusive and royalty-free license to use, copy, modify and + * redistribute, solely for non-commercial and non-profit purposes, the + * computer program, "Risa/Asir" ("SOFTWARE"), subject to the terms and + * conditions of this Agreement. For the avoidance of doubt, you acquire + * only a limited right to use the SOFTWARE hereunder, and FLL or any + * third party developer retains all rights, including but not limited to + * copyrights, in and to the SOFTWARE. + * + * (1) FLL does not grant you a license in any way for commercial + * purposes. You may use the SOFTWARE only for non-commercial and + * non-profit purposes only, such as academic, research and internal + * business use. + * (2) The SOFTWARE is protected by the Copyright Law of Japan and + * international copyright treaties. If you make copies of the SOFTWARE, + * with or without modification, as permitted hereunder, you shall affix + * to all such copies of the SOFTWARE the above copyright notice. + * (3) An explicit reference to this SOFTWARE and its copyright owner + * shall be made on your publication or presentation in any form of the + * results obtained by use of the SOFTWARE. + * (4) In the event that you modify the SOFTWARE, you shall notify FLL by + * e-mail at risa-admin@sec.flab.fujitsu.co.jp of the detailed specification + * for such modification or the source code of the modified part of the + * SOFTWARE. + * + * THE SOFTWARE IS PROVIDED AS IS WITHOUT ANY WARRANTY OF ANY KIND. FLL + * MAKES ABSOLUTELY NO WARRANTIES, EXPRESSED, IMPLIED OR STATUTORY, AND + * EXPRESSLY DISCLAIMS ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS + * FOR A PARTICULAR PURPOSE OR NONINFRINGEMENT OF THIRD PARTIES' + * RIGHTS. NO FLL DEALER, AGENT, EMPLOYEES IS AUTHORIZED TO MAKE ANY + * MODIFICATIONS, EXTENSIONS, OR ADDITIONS TO THIS WARRANTY. + * UNDER NO CIRCUMSTANCES AND UNDER NO LEGAL THEORY, TORT, CONTRACT, + * OR OTHERWISE, SHALL FLL BE LIABLE TO YOU OR ANY OTHER PERSON FOR ANY + * DIRECT, INDIRECT, SPECIAL, INCIDENTAL, PUNITIVE OR CONSEQUENTIAL + * DAMAGES OF ANY CHARACTER, INCLUDING, WITHOUT LIMITATION, DAMAGES + * ARISING OUT OF OR RELATING TO THE SOFTWARE OR THIS AGREEMENT, DAMAGES + * FOR LOSS OF GOODWILL, WORK STOPPAGE, OR LOSS OF DATA, OR FOR ANY + * DAMAGES, EVEN IF FLL SHALL HAVE BEEN INFORMED OF THE POSSIBILITY OF + * SUCH DAMAGES, OR FOR ANY CLAIM BY ANY OTHER PARTY. EVEN IF A PART + * OF THE SOFTWARE HAS BEEN DEVELOPED BY A THIRD PARTY, THE THIRD PARTY + * DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, + * PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. + * + * $OpenXM: OpenXM_contrib2/asir2000/engine/PDM.c,v 1.5 2001/10/09 01:36:11 noro Exp $ +*/ #ifndef MODULAR #define MODULAR #endif @@ -6,156 +54,12 @@ #include "b.h" #include "ca.h" -void D_DIVSRP(vl,p1,p2,q,r) -VL vl; -P p1,p2; -P *q,*r; +#include "polydiv.c" + +int divtmp(VL vl,int mod,P p1,P p2,P *q) { register int i,j; register DCP dc1,dc2,dc; - P m,s,dvr; - P *pq,*pr,*pd; - V v1,v2; - Q deg1,deg2; - int d1,d2,sgn; - - if ( !p1 ) { - *q = 0; *r = 0; - } else if ( NUM(p2) ) - if ( NUM(p1) ) { - DIVNUM(p1,p2,q); *r = 0; - } else { - DIVSDCP(vl,p1,p2,q); *r = 0; - } - else if ( NUM(p1) ) { - *q = 0; *r = p1; - } else if ( ( v1 = VR(p1) ) == ( v2 = VR(p2) ) ) { - dc1 = DC(p1); dc2 = DC(p2); - deg1 = DEG(dc1); deg2 = DEG(dc2); - sgn = cmpq(deg1,deg2); - if ( sgn == 0 ) { - DIVSP(vl,COEF(dc1),COEF(dc2),q); - MULP(vl,p2,*q,&m); SUBP(vl,p1,m,r); - } else if ( sgn < 0 ) { - *q = 0; *r = p1; - } else { - if ( (PL(NM(deg1)) > 1) ) - error("divsrp : invalid input"); - d1 = QTOS(deg1); d2 = QTOS(deg2); - W_CALLOC(d1-d2,P,pq); W_CALLOC(d1,P,pr); W_CALLOC(d2,P,pd); - for ( dc = dc1; dc; dc = NEXT(dc) ) - pr[QTOS(DEG(dc))] = COEF(dc); - for ( dc = dc2; dc; dc = NEXT(dc) ) - pd[QTOS(DEG(dc))] = COEF(dc); - for ( dvr = COEF(dc2), i = d1 - d2; i >= 0; i-- ) { - if ( !pr[i+d2] ) - continue; - DIVSP(vl,pr[i+d2],dvr,&pq[i]); - for ( j = d2; j >= 0; j-- ) { - MULP(vl,pq[i],pd[j],&m); - SUBP(vl,pr[i + j],m,&s); pr[i + j] = s; - } - } - plisttop(pq,v1,d1 - d2,q); plisttop(pr,v1,d1 - 1,r); - } - } else { - for ( ; (v1 != vl->v) && (v2 != vl->v); vl = NEXT(vl) ); - if ( v2 == vl->v ) { - *q = 0; *r = p1; - } else - DIVSRDCP(vl,p1,p2,q,r); - } -} - -void D_DIVSRDCP(vl,p1,p2,q,r) -VL vl; -P p1,p2,*q,*r; -{ - - P qc,rc; - DCP dc,dcq,dcq0,dcr,dcr0; - - for ( dc = DC(p1), dcq0 = 0, dcr0 = 0; dc; dc = NEXT(dc) ) { - DIVSRP(vl,COEF(dc),p2,&qc,&rc); - if ( qc ) { - NEXTDC(dcq0,dcq); DEG(dcq) = DEG(dc); COEF(dcq) = qc; - } - if ( rc ) { - NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); COEF(dcr) = rc; - } - } - if ( dcq0 ) { - NEXT(dcq) = 0; MKP(VR(p1),dcq0,*q); - } else - *q = 0; - if ( dcr0 ) { - NEXT(dcr) = 0; MKP(VR(p1),dcr0,*r); - } else - *r = 0; -} - -void D_DIVSP(vl,p1,p2,q) -VL vl; -P p1,p2,*q; -{ - P t; - - DIVSRP(vl,p1,p2,q,&t); - if ( t ) - error("divsp: cannot happen"); -} - -void D_DIVSDCP(vl,p1,p2,q) -VL vl; -P p1,p2,*q; -{ - - P m; - register DCP dc,dcr,dcr0; - - for ( dc = DC(p1), dcr0 = 0; dc; dc = NEXT(dc) ) { - DIVSP(vl,COEF(dc),p2,&m); - NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); COEF(dcr) = m; NEXT(dcr) = 0; - } - MKP(VR(p1),dcr0,*q); -} - -#ifdef FBASE -void plisttop(f,v,n,gp) -P *f; -V v; -int n; -P *gp; -{ - int i; - DCP dc,dc0; - - for ( i = n; (i >= 0) && !f[i]; i-- ); - if ( i < 0 ) - *gp = 0; - else if ( i == 0 ) - *gp = f[0]; - else { - for ( dc0 = 0; i >= 0; i-- ) { - if ( !f[i] ) - continue; - NEXTDC(dc0,dc); - if ( i ) - STOQ(i,DEG(dc)); - else - DEG(dc) = 0; - COEF(dc) = f[i]; - } - NEXT(dc) = 0; MKP(v,dc0,*gp); - } -} - -int divtpz(vl,p1,p2,q) -VL vl; -P p1,p2,*q; -{ - register int i,j,k; - register DCP dc1,dc2,dc; P m,m1,s,dvr,t; P *pq,*pr,*pd; V v1,v2; @@ -164,53 +68,37 @@ P p1,p2,*q; if ( !p1 ) { *q = 0; - return ( 1 ); - } else if ( NUM(p2) ) - if ( NUM(p1) ) { - divq((Q)p1,(Q)p2,(Q *)&s); - if ( INT((Q)s) ) { - *q = s; - return ( 1 ); - } else { - *q = 0; - return ( 0 ); - } - } else - return ( divtdcpz(vl,p1,p2,q) ); - else if ( NUM(p1) ) { + return 1; + } else if ( NUM(p2) ) { + divsmp(vl,mod,p1,p2,q); + return 1; + } else if ( NUM(p1) ) { *q = 0; - return ( 0 ); + return 0; } else if ( ( v1 = VR(p1) ) == ( v2 = VR(p2) ) ) { - Q csum1,csum2; - - csump(vl,p1,&csum1); csump(vl,p2,&csum2); - if ( csum2 && !divtpz(vl,(P)csum1,(P)csum2,&t) ) { - *q = 0; - return 0; - } dc1 = DC(p1); dc2 = DC(p2); deg1 = DEG(dc1); deg2 = DEG(dc2); sgn = cmpq(deg1,deg2); if ( sgn == 0 ) - if ( !divtpz(vl,COEF(dc1),COEF(dc2),&m) ) { + if ( !divtmp(vl,mod,COEF(dc1),COEF(dc2),&m) ) { *q = 0; - return ( 0 ); + return 0; } else { - mulp(vl,p2,m,&m1); subp(vl,p1,m1,&s); + mulmp(vl,mod,p2,m,&m1); submp(vl,mod,p1,m1,&s); if ( !s ) { *q = m; - return ( 1 ); + return 1; } else { *q = 0; - return ( 0 ); + return 0; } } else if ( sgn < 0 ) { *q = 0; - return ( 0 ); + return 0; } else { if ( (PL(NM(deg1)) > 1) ) { - error("divtpz : invalid input"); + error("divtmp : invalid input"); *q = 0; return ( 0 ); } @@ -223,197 +111,48 @@ P p1,p2,*q; for ( dvr = COEF(dc2), i = d1 - d2; i >= 0; i-- ) if ( !pr[i+d2] ) continue; - else if ( !divtpz(vl,pr[i+d2],dvr,&m) ) { + else if ( !divtmp(vl,mod,pr[i+d2],dvr,&m) ) { *q = 0; - return ( 0 ); + return 0; } else { pq[i] = m; for ( j = d2; j >= 0; j-- ) { - mulp(vl,pq[i],pd[j],&m); - subp(vl,pr[i + j],m,&s); pr[i + j] = s; + mulmp(vl,mod,pq[i],pd[j],&m); + submp(vl,mod,pr[i + j],m,&s); pr[i + j] = s; } } plisttop(pq,v1,d1 - d2,&m); plisttop(pr,v1,d1 - 1,&t); if ( t ) { *q = 0; - return ( 0 ); + return 0; } else { *q = m; - return ( 1 ); + return 1; } } } else { for ( ; (v1 != vl->v) && (v2 != vl->v); vl = NEXT(vl) ); if ( v2 == vl->v ) { *q = 0; - return ( 0 ); + return 0; } else - return ( divtdcpz(vl,p1,p2,q) ) ; + return divtdcmp(vl,mod,p1,p2,q); } } -int divtdcpz(vl,p1,p2,q) -VL vl; -P p1,p2,*q; +int divtdcmp(VL vl,int mod,P p1,P p2,P *q) { P m; - register DCP dc,dcr,dcr0,dct; + register DCP dc,dcr,dcr0; for ( dc = DC(p1), dcr0 = 0; dc; dc = NEXT(dc) ) - if ( !divtpz(vl,COEF(dc),p2,&m) ) { + if ( !divtmp(vl,mod,COEF(dc),p2,&m) ) { *q = 0; - return ( 0 ); + return 0; } else { NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); COEF(dcr) = m; NEXT(dcr) = 0; } MKP(VR(p1),dcr0,*q); - return ( 1 ); + return 1; } - -void udivpz(f1,f2,fqp,frp) -P f1,f2,*fqp,*frp; -{ - register int n1,n2,i,j; - Q *pq,*pr,*pd,d,m,s,q,r; - DCP dc; - N qn,rn; - - if ( !f2 ) - error("udivpz: division by 0"); - else if ( !f1 ) { - *fqp = *frp = 0; - return; - } else if ( NUM(f1) ) - if ( NUM(f2) ) { - divn(NM((Q)f1),NM((Q)f2),&qn,&rn); - if ( rn ) { - *fqp = *frp = 0; - } else { - NTOQ(qn,SGN((Q)f1)*SGN((Q)f2),q),*fqp = (P)q; *frp = 0; - } - return; - } else { - *fqp = 0; *frp = f1; - return; - } - else if ( NUM(f2) ) { - n1 = UDEG(f1); W_CALLOC(n1,Q,pq); - for ( dc = DC(f1); dc; dc = NEXT(dc) ) { - divn(NM((Q)COEF(dc)),NM((Q)f2),&qn,&rn); - if ( rn ) { - *fqp = *frp = 0; - return; - } else { - NTOQ(qn,SGN((Q)COEF(dc))*SGN((Q)f2),s); pq[QTOS(DEG(dc))] = s; - } - } - plisttop((P *)pq,VR(f1),n1,fqp); - return; - } - n1 = UDEG(f1); n2 = UDEG(f2); - if ( n1 < n2 ) { - *fqp = NULL; *frp = f1; - return; - } - W_CALLOC(n1-n2,Q,pq); W_CALLOC(n1,Q,pr); W_CALLOC(n2,Q,pd); - for ( dc = DC(f1); dc; dc = NEXT(dc) ) - pr[QTOS(DEG(dc))] = (Q)COEF(dc); - for ( dc = DC(f2); dc; dc = NEXT(dc) ) - pd[QTOS(DEG(dc))] = (Q)COEF(dc); - for ( d = (Q)UCOEF(f2), i = n1 - n2; i >= 0; i-- ) { - if ( !pr[i+n2] ) - continue; - divn(NM(pr[i+n2]),NM(d),&qn,&rn); - if ( rn ) { - *fqp = *frp = 0; - return; - } - NTOQ(qn,SGN(pr[i+n2])*SGN(d),pq[i]); - for ( j = n2; j >= 0; j-- ) { - mulq(pq[i],pd[j],&m); subq(pr[i+j],m,&s); pr[i+j] = s; - } - } - plisttop((P *)pq,VR(f1),n1-n2,fqp); plisttop((P *)pr,VR(f1),n2-1,frp); -} - -void udivpwm(mod,p1,p2,q,r) -Q mod; -P p1,p2; -P *q,*r; -{ - P s,t,u,tq,tr; - - invl((Q)UCOEF(p2),mod,(Q *)&t); mulpq(p2,t,&s); cmp(mod,s,&u); - udivpzwm(mod,p1,u,&tq,&tr); - cmp(mod,tr,r); mulpq(tq,t,&s); cmp(mod,s,q); -} - -void udivpzwm(mod,f1,f2,fqp,frp) -Q mod; -P f1,f2,*fqp,*frp; -{ - register int n1,n2,i,j; - Q *pq,*pr,*pd,d,m,s,q,r; - DCP dc; - N qn,rn; - - if ( !f2 ) - error("udivpz: division by 0"); - else if ( !f1 ) { - *fqp = *frp = 0; - return; - } else if ( NUM(f1) ) - if ( NUM(f2) ) { - divn(NM((Q)f1),NM((Q)f2),&qn,&rn); - if ( rn ) { - *fqp = *frp = 0; - } else { - NTOQ(qn,SGN((Q)f1)*SGN((Q)f2),q),*fqp = (P)q; *frp = 0; - } - return; - } else { - *fqp = 0; *frp = f1; - return; - } - else if ( NUM(f2) ) { - n1 = UDEG(f1); W_CALLOC(n1,Q,pq); - for ( dc = DC(f1); dc; dc = NEXT(dc) ) { - divn(NM((Q)COEF(dc)),NM((Q)f2),&qn,&rn); - if ( rn ) { - *fqp = *frp = 0; - return; - } else { - NTOQ(qn,SGN((Q)COEF(dc))*SGN((Q)f2),s); pq[QTOS(DEG(dc))] = s; - } - } - plisttop((P *)pq,VR(f1),n1,fqp); - return; - } - n1 = UDEG(f1); n2 = UDEG(f2); - if ( n1 < n2 ) { - *fqp = NULL; *frp = f1; - return; - } - W_CALLOC(n1-n2,Q,pq); W_CALLOC(n1,Q,pr); W_CALLOC(n2,Q,pd); - for ( dc = DC(f1); dc; dc = NEXT(dc) ) - pr[QTOS(DEG(dc))] = (Q)COEF(dc); - for ( dc = DC(f2); dc; dc = NEXT(dc) ) - pd[QTOS(DEG(dc))] = (Q)COEF(dc); - for ( d = (Q)UCOEF(f2), i = n1 - n2; i >= 0; i-- ) { - if ( !pr[i+n2] ) - continue; - divn(NM(pr[i+n2]),NM(d),&qn,&rn); - if ( rn ) { - *fqp = *frp = 0; - return; - } - NTOQ(qn,SGN(pr[i+n2])*SGN(d),pq[i]); - for ( j = n2; j >= 0; j-- ) { - mulq(pq[i],pd[j],&m); remq(m,mod,&s); - subq(pr[i+j],s,&m); remq(m,mod,&s); pr[i+j] = s; - } - } - plisttop((P *)pq,VR(f1),n1-n2,fqp); plisttop((P *)pr,VR(f1),n2-1,frp); -} -#endif