File: [local] / OpenXM_contrib2 / asir2000 / engine / bf.c (download)
Revision 1.6, Wed Jul 15 02:19:47 2009 UTC (15 years, 2 months ago) by noro
Branch: MAIN
CVS Tags: R_1_3_1-2, RELEASE_1_3_1_13b Changes since 1.5: +2 -2
lines
Fixed a typo in pwrbf in a call of gpui_ri.
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/*
* 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/bf.c,v 1.6 2009/07/15 02:19:47 noro Exp $
*/
#include "ca.h"
#if defined(PARI)
#include "base.h"
#include <math.h>
#include "genpari.h"
void ritopa(Obj,GEN *);
void patori(GEN,Obj *);
void addbf(a,b,c)
Num a,b;
Num *c;
{
GEN pa,pb,z;
long ltop,lbot;
if ( !a )
*c = b;
else if ( !b )
*c = a;
else if ( (NID(a) <= N_A) && (NID(b) <= N_A ) )
(*addnumt[MIN(NID(a),NID(b))])(a,b,c);
else {
ltop = avma; ritopa((Obj)a,&pa);
ritopa((Obj)b,&pb); lbot = avma;
z = gerepile(ltop,lbot,gadd(pa,pb));
patori(z,(Obj *)c); cgiv(z);
}
}
void subbf(a,b,c)
Num a,b;
Num *c;
{
GEN pa,pb,z;
long ltop,lbot;
if ( !a )
(*chsgnnumt[NID(b)])(b,c);
else if ( !b )
*c = a;
else if ( (NID(a) <= N_A) && (NID(b) <= N_A ) )
(*subnumt[MIN(NID(a),NID(b))])(a,b,c);
else {
ltop = avma; ritopa((Obj)a,&pa); ritopa((Obj)b,&pb); lbot = avma;
z = gerepile(ltop,lbot,gsub(pa,pb));
patori(z,(Obj *)c); cgiv(z);
}
}
void mulbf(a,b,c)
Num a,b;
Num *c;
{
GEN pa,pb,z;
long ltop,lbot;
if ( !a || !b )
*c = 0;
else if ( (NID(a) <= N_A) && (NID(b) <= N_A ) )
(*mulnumt[MIN(NID(a),NID(b))])(a,b,c);
else {
ltop = avma; ritopa((Obj)a,&pa); ritopa((Obj)b,&pb); lbot = avma;
z = gerepile(ltop,lbot,gmul(pa,pb));
patori(z,(Obj *)c); cgiv(z);
}
}
void divbf(a,b,c)
Num a,b;
Num *c;
{
GEN pa,pb,z;
long ltop,lbot;
if ( !b )
error("divbf : division by 0");
else if ( !a )
*c = 0;
else if ( (NID(a) <= N_A) && (NID(b) <= N_A ) )
(*divnumt[MIN(NID(a),NID(b))])(a,b,c);
else {
ltop = avma; ritopa((Obj)a,&pa); ritopa((Obj)b,&pb); lbot = avma;
z = gerepile(ltop,lbot,gdiv(pa,pb));
patori(z,(Obj *)c); cgiv(z);
}
}
void pwrbf(a,e,c)
Num a,e;
Num *c;
{
if ( !e )
*c = (Num)ONE;
else if ( !a )
*c = 0;
else {
gpui_ri((Obj)a,(Obj)e,(Obj *)c);
}
}
void chsgnbf(a,c)
Num a,*c;
{
BF t;
GEN z;
int s;
if ( !a )
*c = 0;
else if ( NID(a) <= N_A )
(*chsgnnumt[NID(a)])(a,c);
else {
z = (GEN)((BF)a)->body; s = lg(z); NEWBF(t,s);
bcopy((char *)a,(char *)t,sizeof(struct oBF)+((s-1)*sizeof(long)));
z = (GEN)((BF)t)->body; setsigne(z,-signe(z));
*c = (Num)t;
}
}
int cmpbf(a,b)
Num a,b;
{
GEN pa,pb;
int s;
if ( !a ) {
if ( !b || (NID(b)<=N_A) )
return (*cmpnumt[NID(b)])(a,b);
else
return -signe(((BF)b)->body);
} else if ( !b ) {
if ( !a || (NID(a)<=N_A) )
return (*cmpnumt[NID(a)])(a,b);
else
return signe(((BF)a)->body);
} else {
ritopa((Obj)a,&pa); ritopa((Obj)b,&pb);
s = gcmp(pa,pb); cgiv(pb); cgiv(pa);
return s;
}
}
#endif /* PARI */