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Diff for /OpenXM_contrib2/asir2000/builtin/math.c between version 1.1 and 1.10

version 1.1, 1999/12/03 07:39:07 version 1.10, 2011/12/15 16:53:26
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 /* $OpenXM: OpenXM/src/asir99/builtin/math.c,v 1.1.1.1 1999/11/10 08:12:25 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/builtin/math.c,v 1.9 2011/08/24 07:20:09 noro Exp $
   */
 #include "ca.h"  #include "ca.h"
 #include <math.h>  #include <math.h>
 #include "parse.h"  #include "parse.h"
   #if defined(VISUAL)
   #include <float.h>
   #endif
   
 void Pdsqrt(),Pdsin(),Pdcos(),Pdtan(),Pdasin(),Pdacos(),Pdatan(),Pdlog(),Pdexp();  void Pdsqrt(),Pdsin(),Pdcos(),Pdtan(),Pdasin(),Pdacos(),Pdatan(),Pdlog(),Pdexp();
 void Pabs(),Pdfloor(),Pdceil(),Pdrint();  void Pabs(),Pdfloor(),Pdceil(),Pdrint(),Pdisnan();
   
 struct ftab math_tab[] = {  struct ftab math_tab[] = {
         {"dsqrt",Pdsqrt,1},          {"dsqrt",Pdsqrt,1},
Line 17  struct ftab math_tab[] = {
Line 68  struct ftab math_tab[] = {
         {"dasin",Pdasin,1},          {"dasin",Pdasin,1},
         {"dacos",Pdacos,1},          {"dacos",Pdacos,1},
         {"datan",Pdatan,1},          {"datan",Pdatan,1},
           {"floor",Pdfloor,1},
         {"dfloor",Pdfloor,1},          {"dfloor",Pdfloor,1},
           {"ceil",Pdceil,1},
         {"dceil",Pdceil,1},          {"dceil",Pdceil,1},
           {"rint",Pdrint,1},
         {"drint",Pdrint,1},          {"drint",Pdrint,1},
           {"disnan",Pdisnan,1},
         {0,0,0},          {0,0,0},
 };  };
   
   void get_ri(Num z,double *r,double *i)
   {
           if ( !z ) {
                   *r = 0; *i = 0; return;
           }
           if ( OID(z) != O_N )
                   error("get_ri : invalid argument");
           switch ( NID(z) ) {
                   case N_Q: case N_R: case N_B:
                           *r = ToReal(z); *i = 0;
                           break;
                   case N_C:
                           *r = ToReal(((C)z)->r);
                           *i = ToReal(((C)z)->i);
                           break;
                   default:
                           error("get_ri : invalid argument");
                           break;
           }
   }
   
 void Pabs(arg,rp)  void Pabs(arg,rp)
 NODE arg;  NODE arg;
 Real *rp;  Real *rp;
 {  {
         double s;          double s,r,i;
   
         s = fabs(ToReal(ARG0(arg)));          if ( !ARG0(arg) ) {
                   *rp = 0; return;
           }
           get_ri((Num)ARG0(arg),&r,&i);
           if ( i == 0 )
                   s = fabs(r);
           else if ( r == 0 )
                   s = fabs(i);
           else
                   s = sqrt(r*r+i*i);
         MKReal(s,*rp);          MKReal(s,*rp);
 }  }
   
 void Pdsqrt(arg,rp)  void Pdsqrt(arg,rp)
 NODE arg;  NODE arg;
 Real *rp;  Num *rp;
 {  {
         double s;          double s,r,i,a;
           C z;
           Real real;
   
         s = sqrt(ToReal(ARG0(arg)));          if ( !ARG0(arg) ) {
         MKReal(s,*rp);                  *rp = 0; return;
           }
           get_ri((Num)ARG0(arg),&r,&i);
           if ( i == 0 )
                   if ( r > 0 ) {
                           s = sqrt(r);
                           MKReal(s,real);
                           *rp = (Num)real;
                   } else {
                           NEWC(z);
                           z->r = 0;
                           s = sqrt(-r); MKReal(s,real); z->i = (Num)real;
                           *rp = (Num)z;
                   }
           else {
                   a = sqrt(r*r+i*i);
                   NEWC(z);
                   s = sqrt((r+a)/2); MKReal(s,real); z->r = (Num)real;
                   s = i>0?sqrt((-r+a)/2):-sqrt((-r+a)/2);
                   MKReal(s,real); z->i = (Num)real;
                   *rp = (Num)z;
           }
 }  }
   
 void Pdsin(arg,rp)  void Pdsin(arg,rp)
Line 140  Q *rp;
Line 248  Q *rp;
         d = floor(ToReal(ARG0(arg)));          d = floor(ToReal(ARG0(arg)));
         if ( d < -9.223372036854775808e18 || d >= 9.223372036854775808e18 )          if ( d < -9.223372036854775808e18 || d >= 9.223372036854775808e18 )
                 error("dfloor : OverFlow");                  error("dfloor : OverFlow");
           if ( !d ) {
                   *rp = 0;
                   return;
           }
         a = (L)d;          a = (L)d;
         if ( a < 0 ) {          if ( a < 0 ) {
                 sgn = -1;                  sgn = -1;
                 a = -a;                  a = -a;
         } else          } else
                 sgn = 1;                  sgn = 1;
 #if defined(i386) || defined(__alpha) || defined(VISUAL)  #if defined(i386) || defined(__alpha) || defined(VISUAL) || defined(__x86_64)
         au = ((unsigned int *)&a)[1];          au = ((unsigned int *)&a)[1];
         al = ((unsigned int *)&a)[0];          al = ((unsigned int *)&a)[0];
 #else  #else
Line 179  Q *rp;
Line 291  Q *rp;
         d = ceil(ToReal(ARG0(arg)));          d = ceil(ToReal(ARG0(arg)));
         if ( d < -9.223372036854775808e18 || d >= 9.223372036854775808e18 )          if ( d < -9.223372036854775808e18 || d >= 9.223372036854775808e18 )
                 error("dceil : OverFlow");                  error("dceil : OverFlow");
           if ( !d ) {
                   *rp = 0;
                   return;
           }
         a = (L)d;          a = (L)d;
         if ( a < 0 ) {          if ( a < 0 ) {
                 sgn = -1;                  sgn = -1;
                 a = -a;                  a = -a;
         } else          } else
                 sgn = 1;                  sgn = 1;
 #if defined(i386) || defined(__alpha) || defined(VISUAL)  #if defined(i386) || defined(__alpha) || defined(VISUAL) || defined(__x86_64)
         au = ((unsigned int *)&a)[1];          au = ((unsigned int *)&a)[1];
         al = ((unsigned int *)&a)[0];          al = ((unsigned int *)&a)[0];
 #else  #else
Line 232  Q *rp;
Line 348  Q *rp;
                 a = -a;                  a = -a;
         } else          } else
                 sgn = 1;                  sgn = 1;
 #if defined(i386) || defined(__alpha) || defined(VISUAL)  #if defined(i386) || defined(__alpha) || defined(VISUAL) || defined(__x86_64)
         au = ((unsigned int *)&a)[1];          au = ((unsigned int *)&a)[1];
         al = ((unsigned int *)&a)[0];          al = ((unsigned int *)&a)[0];
 #else  #else
Line 242  Q *rp;
Line 358  Q *rp;
         if ( au ) {          if ( au ) {
                 NEWQ(q); SGN(q) = sgn; NM(q)=NALLOC(2); DN(q)=0;                  NEWQ(q); SGN(q) = sgn; NM(q)=NALLOC(2); DN(q)=0;
                 PL(NM(q))=2; BD(NM(q))[0]=al; BD(NM(q))[1] = au;                  PL(NM(q))=2; BD(NM(q))[0]=al; BD(NM(q))[1] = au;
         } else {          } else if ( al ) {
                 UTOQ(al,q); SGN(q) = sgn;                  UTOQ(al,q); SGN(q) = sgn;
         }          } else
                   q = 0;
         *rp = q;          *rp = q;
   }
   
   void Pdisnan(NODE arg,Q *rp)
   {
           Real r;
           double d;
   #if defined(VISUAL)
       int c;
   #endif
   
           r = (Real)ARG0(arg);
           if ( !r || !NUM(r) || !REAL(r) ) {
                   *rp = 0;
                   return;
           }
           d = ToReal(r);
   #if defined(VISUAL)
           c = _fpclass(d);
           if ( c == _FPCLASS_SNAN || c == _FPCLASS_QNAN ) *rp = ONE;
           else if ( c == _FPCLASS_PINF || c == _FPCLASS_NINF ) STOQ(2,*rp);
   #else
           if ( isnan(d) ) *rp = ONE;
           else if ( isinf(d) ) STOQ(2,*rp);
   #endif
           else *rp = 0;
 }  }
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