=================================================================== RCS file: /home/cvs/OpenXM_contrib2/asir2000/engine/PDM.c,v retrieving revision 1.1.1.1 retrieving revision 1.4 diff -u -p -r1.1.1.1 -r1.4 --- OpenXM_contrib2/asir2000/engine/PDM.c 1999/12/03 07:39:08 1.1.1.1 +++ OpenXM_contrib2/asir2000/engine/PDM.c 2001/02/21 07:10:18 1.4 @@ -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 1.3 2000/08/22 05:04:04 noro Exp $ +*/ #ifndef MODULAR #define MODULAR #endif @@ -417,3 +465,111 @@ P f1,f2,*fqp,*frp; plisttop((P *)pq,VR(f1),n1-n2,fqp); plisttop((P *)pr,VR(f1),n2-1,frp); } #endif + +#ifdef MODULAR + +int divtmp(vl,mod,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; + Q deg1,deg2; + int d1,d2,sgn; + + if ( !p1 ) { + *q = 0; + return 1; + } else if ( NUM(p2) ) { + divsmp(vl,mod,p1,p2,q); + return 1; + } else if ( NUM(p1) ) { + *q = 0; + return 0; + } 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 ) + if ( !divtmp(vl,mod,COEF(dc1),COEF(dc2),&m) ) { + *q = 0; + return 0; + } else { + mulmp(vl,mod,p2,m,&m1); submp(vl,mod,p1,m1,&s); + if ( !s ) { + *q = m; + return 1; + } else { + *q = 0; + return 0; + } + } + else if ( sgn < 0 ) { + *q = 0; + return 0; + } else { + if ( (PL(NM(deg1)) > 1) ) { + error("divtmp : invalid input"); + *q = 0; + return ( 0 ); + } + 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; + else if ( !divtmp(vl,mod,pr[i+d2],dvr,&m) ) { + *q = 0; + return 0; + } else { + pq[i] = m; + for ( j = d2; j >= 0; j-- ) { + 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; + } else { + *q = m; + return 1; + } + } + } else { + for ( ; (v1 != vl->v) && (v2 != vl->v); vl = NEXT(vl) ); + if ( v2 == vl->v ) { + *q = 0; + return 0; + } else + return divtdcmp(vl,mod,p1,p2,q); + } +} + +int divtdcmp(vl,mod,p1,p2,q) +VL vl; +P p1,p2,*q; +{ + + P m; + register DCP dc,dcr,dcr0,dct; + + for ( dc = DC(p1), dcr0 = 0; dc; dc = NEXT(dc) ) + if ( !divtmp(vl,mod,COEF(dc),p2,&m) ) { + *q = 0; + return 0; + } else { + NEXTDC(dcr0,dcr); DEG(dcr) = DEG(dc); COEF(dcr) = m; NEXT(dcr) = 0; + } + MKP(VR(p1),dcr0,*q); + return 1; +} +#endif /* MODULAR */