-/* Copyright (C) 1996 Free Software Foundation, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this software; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * As a special exception, the Free Software Foundation gives permission
- * for additional uses of the text contained in its release of GUILE.
- *
- * The exception is that, if you link the GUILE library with other files
- * to produce an executable, this does not by itself cause the
- * resulting executable to be covered by the GNU General Public License.
- * Your use of that executable is in no way restricted on account of
- * linking the GUILE library code into it.
- *
- * This exception does not however invalidate any other reasons why
- * the executable file might be covered by the GNU General Public License.
- *
- * This exception applies only to the code released by the
- * Free Software Foundation under the name GUILE. If you copy
- * code from other Free Software Foundation releases into a copy of
- * GUILE, as the General Public License permits, the exception does
- * not apply to the code that you add in this way. To avoid misleading
- * anyone as to the status of such modified files, you must delete
- * this exception notice from them.
- *
- * If you write modifications of your own for GUILE, it is your choice
- * whether to permit this exception to apply to your modifications.
- * If you do not wish that, delete this exception notice.
- */
-\f
-
-
-\f
-
-#include <stdio.h>
-#include "_scm.h"
-
-\f
-
-#ifdef ARRAYS
-
-typedef struct
-{
- char *name;
- SCM sproc;
- int (*vproc) ();
-} ra_iproc;
-
-static ra_iproc ra_rpsubrs[];
-static ra_iproc ra_asubrs[];
-
-#define BVE_REF(a, i) ((SCM_VELTS(a)[(i)/SCM_LONG_BIT] & (1L<<((i)%SCM_LONG_BIT))) ? 1 : 0)
-#define BVE_SET(a, i) (SCM_VELTS(a)[(i)/SCM_LONG_BIT] |= (1L<<((i)%SCM_LONG_BIT)))
-#define BVE_CLR(a, i) (SCM_VELTS(a)[(i)/SCM_LONG_BIT] &= ~(1L<<((i)%SCM_LONG_BIT)))
-
-/* Fast, recycling scm_vector ref */
-#define RVREF(ra, i, e) (e = scm_cvref(ra, i, e))
-
-/* #define RVREF(ra, i, e) (scm_cvref(ra, i, SCM_UNDEFINED)) to turn off */
-
-/* IVDEP means "ignore scm_vector dependencies", meaning we guarantee that
- elements of scm_vector operands are not aliased */
-#ifdef _UNICOS
-#define IVDEP(test, line) if (test) {_Pragma("ivdep"); line} else {line}
-#else
-#define IVDEP(test, line) line
-#endif
-
-\f
-
-/* inds must be a uvect or ivect, no check. */
-
-#ifdef __STDC__
-static scm_sizet
-cind (SCM ra, SCM inds)
-#else
-static scm_sizet
-cind (ra, inds)
- SCM ra;
- SCM inds;
-#endif
-{
- scm_sizet i;
- int k;
- long *ve = SCM_VELTS (inds);
- if (!SCM_ARRAYP (ra))
- return *ve;
- i = SCM_ARRAY_BASE (ra);
- for (k = 0; k < SCM_ARRAY_NDIM (ra); k++)
- i += (ve[k] - SCM_ARRAY_DIMS (ra)[k].lbnd) * SCM_ARRAY_DIMS (ra)[k].inc;
- return i;
-}
-
-
-/* Checker for scm_array mapping functions:
- return values: 4 --> shapes, increments, and bases are the same;
- 3 --> shapes and increments are the same;
- 2 --> shapes are the same;
- 1 --> ras are at least as big as ra0;
- 0 --> no match.
- */
-#ifdef __STDC__
-int
-scm_ra_matchp (SCM ra0, SCM ras)
-#else
-int
-scm_ra_matchp (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- SCM ra1;
- scm_array_dim dims;
- scm_array_dim *s0 = &dims;
- scm_array_dim *s1;
- scm_sizet bas0 = 0;
- int i, ndim = 1;
- int exact = 2 /* 4 */ ; /* Don't care about values >2 (yet?) */
- if SCM_IMP
- (ra0) return 0;
- switch (SCM_TYP7 (ra0))
- {
- default:
- return 0;
- case scm_tc7_vector:
- case scm_tc7_string:
- case scm_tc7_bvect:
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- case scm_tc7_fvect:
- case scm_tc7_dvect:
- case scm_tc7_cvect:
- s0->lbnd = 0;
- s0->inc = 1;
- s0->ubnd = (long) SCM_LENGTH (ra0) - 1;
- break;
- case scm_tc7_smob:
- if (!SCM_ARRAYP (ra0))
- return 0;
- ndim = SCM_ARRAY_NDIM (ra0);
- s0 = SCM_ARRAY_DIMS (ra0);
- bas0 = SCM_ARRAY_BASE (ra0);
- break;
- }
- while SCM_NIMP
- (ras)
- {
- ra1 = SCM_CAR (ras);
- if SCM_IMP
- (ra1) return 0;
- switch SCM_TYP7
- (ra1)
- {
- default:
- return 0;
- case scm_tc7_vector:
- case scm_tc7_string:
- case scm_tc7_bvect:
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- case scm_tc7_fvect:
- case scm_tc7_dvect:
- case scm_tc7_cvect:
- if (1 != ndim)
- return 0;
- switch (exact)
- {
- case 4:
- if (0 != bas0)
- exact = 3;
- case 3:
- if (1 != s0->inc)
- exact = 2;
- case 2:
- if ((0 == s0->lbnd) && (s0->ubnd == SCM_LENGTH (ra1) - 1))
- break;
- exact = 1;
- case 1:
- if (s0->lbnd < 0 || s0->ubnd >= SCM_LENGTH (ra1))
- return 0;
- }
- break;
- case scm_tc7_smob:
- if (!SCM_ARRAYP (ra1) || ndim != SCM_ARRAY_NDIM (ra1))
- return 0;
- s1 = SCM_ARRAY_DIMS (ra1);
- if (bas0 != SCM_ARRAY_BASE (ra1))
- exact = 3;
- for (i = 0; i < ndim; i++)
- switch (exact)
- {
- case 4:
- case 3:
- if (s0[i].inc != s1[i].inc)
- exact = 2;
- case 2:
- if (s0[i].lbnd == s1[i].lbnd && s0[i].ubnd == s1[i].ubnd)
- break;
- exact = 1;
- default:
- if (s0[i].lbnd < s1[i].lbnd || s0[i].ubnd > s1[i].ubnd)
- return (s0[i].lbnd <= s0[i].ubnd ? 0 : 1);
- }
- break;
- }
- ras = SCM_CDR (ras);
- }
- return exact;
-}
-
-static char s_ra_mismatch[] = "array shape mismatch";
-
-#ifdef __STDC__
-int
-scm_ramapc (int (*cproc) (), SCM data, SCM ra0, SCM lra, char *what)
-#else
-int
-scm_ramapc (cproc, data, ra0, lra, what)
- int (*cproc) ();
- SCM data;
- SCM ra0;
- SCM lra;
- char *what;
-#endif
-{
- SCM inds, z;
- SCM vra0, ra1, vra1;
- SCM lvra, *plvra;
- long *vinds;
- int k, kmax;
- switch (scm_ra_matchp (ra0, lra))
- {
- default:
- case 0:
- scm_wta (ra0, s_ra_mismatch, what);
- case 2:
- case 3:
- case 4: /* Try unrolling arrays */
- kmax = (SCM_ARRAYP (ra0) ? SCM_ARRAY_NDIM (ra0) - 1 : 0);
- if (kmax < 0)
- goto gencase;
- vra0 = scm_array_contents (ra0, SCM_UNDEFINED);
- if SCM_IMP
- (vra0) goto gencase;
- if (!SCM_ARRAYP (vra0))
- {
- vra1 = scm_make_ra (1);
- SCM_ARRAY_BASE (vra1) = 0;
- SCM_ARRAY_DIMS (vra1)->lbnd = 0;
- SCM_ARRAY_DIMS (vra1)->ubnd = SCM_LENGTH (vra0) - 1;
- SCM_ARRAY_DIMS (vra1)->inc = 1;
- SCM_ARRAY_V (vra1) = vra0;
- vra0 = vra1;
- }
- lvra = SCM_EOL;
- plvra = &lvra;
- for (z = lra; SCM_NIMP (z); z = SCM_CDR (z))
- {
- ra1 = SCM_CAR (z);
- vra1 = scm_make_ra (1);
- SCM_ARRAY_DIMS (vra1)->lbnd = SCM_ARRAY_DIMS (vra0)->lbnd;
- SCM_ARRAY_DIMS (vra1)->ubnd = SCM_ARRAY_DIMS (vra0)->ubnd;
- if (!SCM_ARRAYP (ra1))
- {
- SCM_ARRAY_BASE (vra1) = 0;
- SCM_ARRAY_DIMS (vra1)->inc = 1;
- SCM_ARRAY_V (vra1) = ra1;
- }
- else if (!SCM_ARRAY_CONTP (ra1))
- goto gencase;
- else
- {
- SCM_ARRAY_BASE (vra1) = SCM_ARRAY_BASE (ra1);
- SCM_ARRAY_DIMS (vra1)->inc = SCM_ARRAY_DIMS (ra1)[kmax].inc;
- SCM_ARRAY_V (vra1) = SCM_ARRAY_V (ra1);
- }
- *plvra = scm_cons (vra1, SCM_EOL);
- plvra = &SCM_CDR (*plvra);
- }
- return (SCM_UNBNDP (data) ? cproc(vra0, lvra) : cproc(vra0, data, lvra));
- case 1:
- gencase: /* Have to loop over all dimensions. */
- vra0 = scm_make_ra (1);
- if SCM_ARRAYP
- (ra0)
- {
- kmax = SCM_ARRAY_NDIM (ra0) - 1;
- if (kmax < 0)
- {
- SCM_ARRAY_DIMS (vra0)->lbnd = 0;
- SCM_ARRAY_DIMS (vra0)->ubnd = 0;
- SCM_ARRAY_DIMS (vra0)->inc = 1;
- }
- else
- {
- SCM_ARRAY_DIMS (vra0)->lbnd = SCM_ARRAY_DIMS (ra0)[kmax].lbnd;
- SCM_ARRAY_DIMS (vra0)->ubnd = SCM_ARRAY_DIMS (ra0)[kmax].ubnd;
- SCM_ARRAY_DIMS (vra0)->inc = SCM_ARRAY_DIMS (ra0)[kmax].inc;
- }
- SCM_ARRAY_BASE (vra0) = SCM_ARRAY_BASE (ra0);
- SCM_ARRAY_V (vra0) = SCM_ARRAY_V (ra0);
- }
- else
- {
- kmax = 0;
- SCM_ARRAY_DIMS (vra0)->lbnd = 0;
- SCM_ARRAY_DIMS (vra0)->ubnd = SCM_LENGTH (ra0) - 1;
- SCM_ARRAY_DIMS (vra0)->inc = 1;
- SCM_ARRAY_BASE (vra0) = 0;
- SCM_ARRAY_V (vra0) = ra0;
- ra0 = vra0;
- }
- lvra = SCM_EOL;
- plvra = &lvra;
- for (z = lra; SCM_NIMP (z); z = SCM_CDR (z))
- {
- ra1 = SCM_CAR (z);
- vra1 = scm_make_ra (1);
- SCM_ARRAY_DIMS (vra1)->lbnd = SCM_ARRAY_DIMS (vra0)->lbnd;
- SCM_ARRAY_DIMS (vra1)->ubnd = SCM_ARRAY_DIMS (vra0)->ubnd;
- if SCM_ARRAYP
- (ra1)
- {
- if (kmax >= 0)
- SCM_ARRAY_DIMS (vra1)->inc = SCM_ARRAY_DIMS (ra1)[kmax].inc;
- SCM_ARRAY_V (vra1) = SCM_ARRAY_V (ra1);
- }
- else
- {
- SCM_ARRAY_DIMS (vra1)->inc = 1;
- SCM_ARRAY_V (vra1) = ra1;
- }
- *plvra = scm_cons (vra1, SCM_EOL);
- plvra = &SCM_CDR (*plvra);
- }
- inds = scm_make_uve (SCM_ARRAY_NDIM (ra0), SCM_MAKINUM (-1L));
- vinds = (long *) SCM_VELTS (inds);
- for (k = 0; k <= kmax; k++)
- vinds[k] = SCM_ARRAY_DIMS (ra0)[k].lbnd;
- k = kmax;
- do
- {
- if (k == kmax)
- {
- SCM y = lra;
- SCM_ARRAY_BASE (vra0) = cind (ra0, inds);
- for (z = lvra; SCM_NIMP (z); z = SCM_CDR (z), y = SCM_CDR (y))
- SCM_ARRAY_BASE (SCM_CAR (z)) = cind (SCM_CAR (y), inds);
- if (0 == (SCM_UNBNDP (data) ? cproc(vra0, lvra) : cproc(vra0, data, lvra)))
- return 0;
- k--;
- continue;
- }
- if (vinds[k] < SCM_ARRAY_DIMS (ra0)[k].ubnd)
- {
- vinds[k]++;
- k++;
- continue;
- }
- vinds[k] = SCM_ARRAY_DIMS (ra0)[k].lbnd - 1;
- k--;
- }
- while (k >= 0);
- return 1;
- }
-}
-
-
-static char s_array_fill_x[];
-#ifdef __STDC__
-int
-scm_array_fill_int (SCM ra, SCM fill, SCM ignore)
-#else
-int
-scm_array_fill_int (ra, fill, ignore)
- SCM ra;
- SCM fill;
- SCM ignore;
-#endif
-{
- scm_sizet i, n = SCM_ARRAY_DIMS (ra)->ubnd - SCM_ARRAY_DIMS (ra)->lbnd + 1;
- long inc = SCM_ARRAY_DIMS (ra)->inc;
- scm_sizet base = SCM_ARRAY_BASE (ra);
- ra = SCM_ARRAY_V (ra);
- switch SCM_TYP7
- (ra)
- {
- default:
- for (i = base; n--; i += inc)
- scm_array_set_x (ra, fill, SCM_MAKINUM (i));
- break;
- case scm_tc7_vector:
- for (i = base; n--; i += inc)
- SCM_VELTS (ra)[i] = fill;
- break;
- case scm_tc7_string:
- SCM_ASRTGO (SCM_ICHRP (fill), badarg2);
- for (i = base; n--; i += inc)
- SCM_CHARS (ra)[i] = SCM_ICHR (fill);
- break;
- case scm_tc7_bvect:
- {
- long *ve = (long *) SCM_VELTS (ra);
- if (1 == inc && (n >= SCM_LONG_BIT || n == SCM_LENGTH (ra)))
- {
- i = base / SCM_LONG_BIT;
- if (SCM_BOOL_F == fill)
- {
- if (base % SCM_LONG_BIT) /* leading partial word */
- ve[i++] &= ~(~0L << (base % SCM_LONG_BIT));
- for (; i < (base + n) / SCM_LONG_BIT; i++)
- ve[i] = 0L;
- if ((base + n) % SCM_LONG_BIT) /* trailing partial word */
- ve[i] &= (~0L << ((base + n) % SCM_LONG_BIT));
- }
- else if (SCM_BOOL_T == fill)
- {
- if (base % SCM_LONG_BIT)
- ve[i++] |= ~0L << (base % SCM_LONG_BIT);
- for (; i < (base + n) / SCM_LONG_BIT; i++)
- ve[i] = ~0L;
- if ((base + n) % SCM_LONG_BIT)
- ve[i] |= ~(~0L << ((base + n) % SCM_LONG_BIT));
- }
- else
- badarg2:scm_wta (fill, (char *) SCM_ARG2, s_array_fill_x);
- }
- else
- {
- if (SCM_BOOL_F == fill)
- for (i = base; n--; i += inc)
- ve[i / SCM_LONG_BIT] &= ~(1L << (i % SCM_LONG_BIT));
- else if (SCM_BOOL_T == fill)
- for (i = base; n--; i += inc)
- ve[i / SCM_LONG_BIT] |= (1L << (i % SCM_LONG_BIT));
- else
- goto badarg2;
- }
- break;
- }
- case scm_tc7_uvect:
- SCM_ASRTGO (0 <= SCM_INUM (fill), badarg2);
- case scm_tc7_ivect:
- SCM_ASRTGO (SCM_INUMP (fill), badarg2);
- {
- long f = SCM_INUM (fill), *ve = (long *) SCM_VELTS (ra);
- for (i = base; n--; i += inc)
- ve[i] = f;
- break;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float f, *ve = (float *) SCM_VELTS (ra);
- SCM_ASRTGO (SCM_NIMP (fill) && SCM_REALP (fill), badarg2);
- f = SCM_REALPART (fill);
- for (i = base; n--; i += inc)
- ve[i] = f;
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double f, *ve = (double *) SCM_VELTS (ra);
- SCM_ASRTGO (SCM_NIMP (fill) && SCM_REALP (fill), badarg2);
- f = SCM_REALPART (fill);
- for (i = base; n--; i += inc)
- ve[i] = f;
- break;
- }
- case scm_tc7_cvect:
- {
- double fr, fi;
- double (*ve)[2] = (double (*)[2]) SCM_VELTS (ra);
- SCM_ASRTGO (SCM_NIMP (fill) && SCM_INEXP (fill), badarg2);
- fr = SCM_REALPART (fill);
- fi = (SCM_CPLXP (fill) ? SCM_IMAG (fill) : 0.0);
- for (i = base; n--; i += inc)
- {
- ve[i][0] = fr;
- ve[i][1] = fi;
- }
- break;
- }
-#endif /* SCM_FLOATS */
- }
- return 1;
-}
-
-SCM_PROC(s_array_fill_x, "array-fill!", 2, 0, 0, scm_array_fill_x);
-#ifdef __STDC__
-SCM
-scm_array_fill_x (SCM ra, SCM fill)
-#else
-SCM
-scm_array_fill_x (ra, fill)
- SCM ra;
- SCM fill;
-#endif
-{
- scm_ramapc (scm_array_fill_int, fill, ra, SCM_EOL, s_array_fill_x);
- return SCM_UNSPECIFIED;
-}
-
-
-
-#ifdef __STDC__
-static int
-racp (SCM dst, SCM src)
-#else
-static int
-racp (src, dst)
- SCM dst;
- SCM src;
-#endif
-{
- long n = (SCM_ARRAY_DIMS (src)->ubnd - SCM_ARRAY_DIMS (src)->lbnd + 1);
- long inc_d, inc_s = SCM_ARRAY_DIMS (src)->inc;
- scm_sizet i_d, i_s = SCM_ARRAY_BASE (src);
- dst = SCM_CAR (dst);
- inc_d = SCM_ARRAY_DIMS (dst)->inc;
- i_d = SCM_ARRAY_BASE (dst);
- src = SCM_ARRAY_V (src);
- dst = SCM_ARRAY_V (dst);
- switch SCM_TYP7
- (dst)
- {
- default:
- gencase: case scm_tc7_vector:
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- scm_array_set_x (dst, scm_cvref (src, i_s, SCM_UNDEFINED), SCM_MAKINUM (i_d));
- break;
- case scm_tc7_string:
- if (scm_tc7_string != SCM_TYP7 (dst))
- goto gencase;
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- SCM_CHARS (dst)[i_d] = SCM_CHARS (src)[i_s];
- break;
- case scm_tc7_bvect:
- if (scm_tc7_bvect != SCM_TYP7 (dst))
- goto gencase;
- if (1 == inc_d && 1 == inc_s && i_s % SCM_LONG_BIT == i_d % SCM_LONG_BIT && n >= SCM_LONG_BIT)
- {
- long *sv = (long *) SCM_VELTS (src);
- long *dv = (long *) SCM_VELTS (dst);
- sv += i_s / SCM_LONG_BIT;
- dv += i_d / SCM_LONG_BIT;
- if (i_s % SCM_LONG_BIT)
- { /* leading partial word */
- *dv = (*dv & ~(~0L << (i_s % SCM_LONG_BIT))) | (*sv & (~0L << (i_s % SCM_LONG_BIT)));
- dv++;
- sv++;
- n -= SCM_LONG_BIT - (i_s % SCM_LONG_BIT);
- }
- IVDEP (src != dst,
- for (; n >= SCM_LONG_BIT; n -= SCM_LONG_BIT, sv++, dv++)
- * dv = *sv;)
- if (n) /* trailing partial word */
- *dv = (*dv & (~0L << n)) | (*sv & ~(~0L << n));
- }
- else
- {
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- if (SCM_VELTS (src)[i_s / SCM_LONG_BIT] & (1L << (i_s % SCM_LONG_BIT)))
- SCM_VELTS (dst)[i_d / SCM_LONG_BIT] |= (1L << (i_d % SCM_LONG_BIT));
- else
- SCM_VELTS (dst)[i_d / SCM_LONG_BIT] &= ~(1L << (i_d % SCM_LONG_BIT));
- }
- break;
- case scm_tc7_uvect:
- if (scm_tc7_uvect != SCM_TYP7 (src))
- goto gencase;
- else
- {
- long *d = (long *) SCM_VELTS (dst), *s = (long *) SCM_VELTS (src);
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- d[i_d] = s[i_s];)
- break;
- }
- case scm_tc7_ivect:
- if (scm_tc7_uvect != SCM_TYP7 (src) && scm_tc7_ivect != SCM_TYP7 (src))
- goto gencase;
- else
- {
- long *d = (long *) SCM_VELTS (dst), *s = (long *) SCM_VELTS (src);
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- d[i_d] = s[i_s];)
- break;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *d = (float *) SCM_VELTS (dst);
- float *s = (float *) SCM_VELTS (src);
- switch SCM_TYP7
- (src)
- {
- default:
- goto gencase;
- case scm_tc7_ivect:
- case scm_tc7_uvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- d[i_d] = ((long *) s)[i_s];)
- break;
- case scm_tc7_fvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- d[i_d] = s[i_s];)
- break;
- case scm_tc7_dvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- d[i_d] = ((double *) s)[i_s];)
- break;
- }
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *d = (double *) SCM_VELTS (dst);
- double *s = (double *) SCM_VELTS (src);
- switch SCM_TYP7
- (src)
- {
- default:
- goto gencase;
- case scm_tc7_ivect:
- case scm_tc7_uvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- d[i_d] = ((long *) s)[i_s];)
- break;
- case scm_tc7_fvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- d[i_d] = ((float *) s)[i_s];)
- break;
- case scm_tc7_dvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- d[i_d] = s[i_s];)
- break;
- }
- break;
- }
- case scm_tc7_cvect:
- {
- double (*d)[2] = (double (*)[2]) SCM_VELTS (dst);
- double (*s)[2] = (double (*)[2]) SCM_VELTS (src);
- switch SCM_TYP7
- (src)
- {
- default:
- goto gencase;
- case scm_tc7_ivect:
- case scm_tc7_uvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- {
- d[i_d][0] = ((long *) s)[i_s];
- d[i_d][1] = 0.0;
- }
- )
- break;
- case scm_tc7_fvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- {
- d[i_d][0] = ((float *) s)[i_s];
- d[i_d][1] = 0.0;
- }
- )
- break;
- case scm_tc7_dvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- {
- d[i_d][0] = ((double *) s)[i_s];
- d[i_d][1] = 0.0;
- }
- )
- break;
- case scm_tc7_cvect:
- IVDEP (src != dst,
- for (; n-- > 0; i_s += inc_s, i_d += inc_d)
- {
- d[i_d][0] = s[i_s][0];
- d[i_d][1] = s[i_s][1];
- }
- )
- }
- break;
- }
- }
-#endif /* SCM_FLOATS */
- return 1;
-}
-
-
-SCM_PROC(s_serial_array_copy_x, "serial-array-copy!", 2, 0, 0, scm_array_copy_x);
-SCM_PROC(s_array_copy_x, "array-copy!", 2, 0, 0, scm_array_copy_x);
-#ifdef __STDC__
-SCM
-scm_array_copy_x (SCM src, SCM dst)
-#else
-SCM
-scm_array_copy_x (src, dst)
- SCM src;
- SCM dst;
-#endif
-{
- scm_ramapc (racp, SCM_UNDEFINED, src, scm_cons (dst, SCM_EOL), s_array_copy_x);
- return SCM_UNSPECIFIED;
-}
-
-/* Functions callable by ARRAY-MAP! */
-
-#ifdef __STDC__
-int
-scm_ra_eqp (SCM ra0, SCM ras)
-#else
-int
-scm_ra_eqp (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- SCM ra1 = SCM_CAR (ras), ra2 = SCM_CAR (SCM_CDR (ras));
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1), i2 = SCM_ARRAY_BASE (ra2);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- long inc2 = SCM_ARRAY_DIMS (ra1)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- ra1 = SCM_ARRAY_V (ra1);
- ra2 = SCM_ARRAY_V (ra2);
- switch (SCM_TYP7 (ra1) == SCM_TYP7 (ra2) ? SCM_TYP7 (ra1) : 0)
- {
- default:
- {
- SCM e1 = SCM_UNDEFINED, e2 = SCM_UNDEFINED;
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if SCM_FALSEP
- (scm_eq_p (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2)))
- BVE_CLR (ra0, i0);
- break;
- }
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if (SCM_VELTS (ra1)[i1] != SCM_VELTS (ra2)[i2])
- BVE_CLR (ra0, i0);
- break;
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if (((float *) SCM_VELTS (ra1))[i1] != ((float *) SCM_VELTS (ra2))[i2])
- BVE_CLR (ra0, i0);
- break;
-#endif /*SCM_SINGLES*/
- case scm_tc7_dvect:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if (((double *) SCM_VELTS (ra1))[i1] != ((double *) SCM_VELTS (ra2))[i2])
- BVE_CLR (ra0, i0);
- break;
- case scm_tc7_cvect:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if (((double *) SCM_VELTS (ra1))[2 * i1] != ((double *) SCM_VELTS (ra2))[2 * i2] ||
- ((double *) SCM_VELTS (ra1))[2 * i1 + 1] != ((double *) SCM_VELTS (ra2))[2 * i2 + 1])
- BVE_CLR (ra0, i0);
- break;
-#endif /*SCM_FLOATS*/
- }
- return 1;
-}
-
-/* opt 0 means <, nonzero means >= */
-#ifdef __STDC__
-static int
-ra_compare (SCM ra0, SCM ra1, SCM ra2, int opt)
-#else
-static int
-ra_compare (ra0, ra1, ra2, opt)
- SCM ra0;
- SCM ra1;
- SCM ra2;
- int opt;
-#endif
-{
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1), i2 = SCM_ARRAY_BASE (ra2);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- long inc2 = SCM_ARRAY_DIMS (ra1)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- ra1 = SCM_ARRAY_V (ra1);
- ra2 = SCM_ARRAY_V (ra2);
- switch (SCM_TYP7 (ra1) == SCM_TYP7 (ra2) ? SCM_TYP7 (ra1) : 0)
- {
- default:
- {
- SCM e1 = SCM_UNDEFINED, e2 = SCM_UNDEFINED;
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if (opt ?
- SCM_NFALSEP (scm_less_p (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2))) :
- SCM_FALSEP (scm_less_p (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2))))
- BVE_CLR (ra0, i0);
- break;
- }
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- {
- if BVE_REF
- (ra0, i0)
- if (opt ?
- SCM_VELTS (ra1)[i1] < SCM_VELTS (ra2)[i2] :
- SCM_VELTS (ra1)[i1] >= SCM_VELTS (ra2)[i2])
- BVE_CLR (ra0, i0);
- }
- break;
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if (opt ?
- ((float *) SCM_VELTS (ra1))[i1] < ((float *) SCM_VELTS (ra2))[i2] :
- ((float *) SCM_VELTS (ra1))[i1] >= ((float *) SCM_VELTS (ra2))[i2])
- BVE_CLR (ra0, i0);
- break;
-#endif /*SCM_SINGLES*/
- case scm_tc7_dvect:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if (opt ?
- ((double *) SCM_VELTS (ra1))[i1] < ((double *) SCM_VELTS (ra2))[i2] :
- ((double *) SCM_VELTS (ra1))[i1] >= ((double *) SCM_VELTS (ra2))[i2])
- BVE_CLR (ra0, i0);
- break;
-#endif /*SCM_FLOATS*/
- }
- return 1;
-}
-
-
-#ifdef __STDC__
-int
-scm_ra_lessp (SCM ra0, SCM ras)
-#else
-int
-scm_ra_lessp (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- return ra_compare (ra0, SCM_CAR (ras), SCM_CAR (SCM_CDR (ras)), 0);
-}
-
-#ifdef __STDC__
-int
-scm_ra_leqp (SCM ra0, SCM ras)
-#else
-int
-scm_ra_leqp (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- return ra_compare (ra0, SCM_CAR (SCM_CDR (ras)), SCM_CAR (ras), 1);
-}
-
-#ifdef __STDC__
-int
-scm_ra_grp (SCM ra0, SCM ras)
-#else
-int
-scm_ra_grp (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- return ra_compare (ra0, SCM_CAR (SCM_CDR (ras)), SCM_CAR (ras), 0);
-}
-
-#ifdef __STDC__
-int
-scm_ra_greqp (SCM ra0, SCM ras)
-#else
-int
-scm_ra_greqp (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- return ra_compare (ra0, SCM_CAR (ras), SCM_CAR (SCM_CDR (ras)), 1);
-}
-
-
-#ifdef __STDC__
-int
-scm_ra_sum (SCM ra0, SCM ras)
-#else
-int
-scm_ra_sum (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- if SCM_NNULLP
- (ras)
- {
- SCM ra1 = SCM_CAR (ras);
- scm_sizet i1 = SCM_ARRAY_BASE (ra1);
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra1 = SCM_ARRAY_V (ra1);
- switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0)
- {
- default:
- {
- SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, scm_sum (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)),
- SCM_MAKINUM (i0));
- break;
- }
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- {
- long *v0 = SCM_VELTS (ra0);
- long *v1 = SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] += v1[i1]);
- break;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *v0 = (float *) SCM_VELTS (ra0);
- float *v1 = (float *) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] += v1[i1]);
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *v0 = (double *) SCM_VELTS (ra0);
- double *v1 = (double *) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] += v1[i1]);
- break;
- }
- case scm_tc7_cvect:
- {
- double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
- double (*v1)[2] = (double (*)[2]) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- {
- v0[i0][0] += v1[i1][0];
- v0[i0][1] += v1[i1][1];
- }
- );
- break;
- }
-#endif /* SCM_FLOATS */
- }
- }
- return 1;
-}
-
-
-#ifdef __STDC__
-int
-scm_ra_difference (SCM ra0, SCM ras)
-#else
-int
-scm_ra_difference (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- if SCM_NULLP
- (ras)
- {
- switch SCM_TYP7
- (ra0)
- {
- default:
- {
- SCM e0 = SCM_UNDEFINED;
- for (; n-- > 0; i0 += inc0)
- scm_array_set_x (ra0, scm_difference (RVREF (ra0, i0, e0), SCM_UNDEFINED), SCM_MAKINUM (i0));
- break;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *v0 = (float *) SCM_VELTS (ra0);
- for (; n-- > 0; i0 += inc0)
- v0[i0] = -v0[i0];
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *v0 = (double *) SCM_VELTS (ra0);
- for (; n-- > 0; i0 += inc0)
- v0[i0] = -v0[i0];
- break;
- }
- case scm_tc7_cvect:
- {
- double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
- for (; n-- > 0; i0 += inc0)
- {
- v0[i0][0] = -v0[i0][0];
- v0[i0][1] = -v0[i0][1];
- }
- break;
- }
-#endif /* SCM_FLOATS */
- }
- }
- else
- {
- SCM ra1 = SCM_CAR (ras);
- scm_sizet i1 = SCM_ARRAY_BASE (ra1);
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra1 = SCM_ARRAY_V (ra1);
- switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0)
- {
- default:
- {
- SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, scm_difference (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)), SCM_MAKINUM (i0));
- break;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *v0 = (float *) SCM_VELTS (ra0);
- float *v1 = (float *) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] -= v1[i1]);
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *v0 = (double *) SCM_VELTS (ra0);
- double *v1 = (double *) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] -= v1[i1]);
- break;
- }
- case scm_tc7_cvect:
- {
- double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
- double (*v1)[2] = (double (*)[2]) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- {
- v0[i0][0] -= v1[i1][0];
- v0[i0][1] -= v1[i1][1];
- }
- )
- break;
- }
-#endif /* SCM_FLOATS */
- }
- }
- return 1;
-}
-
-
-#ifdef __STDC__
-int
-scm_ra_product (SCM ra0, SCM ras)
-#else
-int
-scm_ra_product (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- if SCM_NNULLP
- (ras)
- {
- SCM ra1 = SCM_CAR (ras);
- scm_sizet i1 = SCM_ARRAY_BASE (ra1);
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra1 = SCM_ARRAY_V (ra1);
- switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0)
- {
- default:
- {
- SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, scm_product (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)),
- SCM_MAKINUM (i0));
- break;
- }
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- {
- long *v0 = SCM_VELTS (ra0);
- long *v1 = SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] *= v1[i1]);
- break;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *v0 = (float *) SCM_VELTS (ra0);
- float *v1 = (float *) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] *= v1[i1]);
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *v0 = (double *) SCM_VELTS (ra0);
- double *v1 = (double *) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] *= v1[i1]);
- break;
- }
- case scm_tc7_cvect:
- {
- double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
- register double r;
- double (*v1)[2] = (double (*)[2]) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- {
- r = v0[i0][0] * v1[i1][0] - v0[i0][1] * v1[i1][1];
- v0[i0][1] = v0[i0][0] * v1[i1][1] + v0[i0][1] * v1[i1][0];
- v0[i0][0] = r;
- }
- );
- break;
- }
-#endif /* SCM_FLOATS */
- }
- }
- return 1;
-}
-
-#ifdef __STDC__
-int
-scm_ra_divide (SCM ra0, SCM ras)
-#else
-int
-scm_ra_divide (ra0, ras)
- SCM ra0;
- SCM ras;
-#endif
-{
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- if SCM_NULLP
- (ras)
- {
- switch SCM_TYP7
- (ra0)
- {
- default:
- {
- SCM e0 = SCM_UNDEFINED;
- for (; n-- > 0; i0 += inc0)
- scm_array_set_x (ra0, scm_divide (RVREF (ra0, i0, e0), SCM_UNDEFINED), SCM_MAKINUM (i0));
- break;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *v0 = (float *) SCM_VELTS (ra0);
- for (; n-- > 0; i0 += inc0)
- v0[i0] = 1.0 / v0[i0];
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *v0 = (double *) SCM_VELTS (ra0);
- for (; n-- > 0; i0 += inc0)
- v0[i0] = 1.0 / v0[i0];
- break;
- }
- case scm_tc7_cvect:
- {
- register double d;
- double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
- for (; n-- > 0; i0 += inc0)
- {
- d = v0[i0][0] * v0[i0][0] + v0[i0][1] * v0[i0][1];
- v0[i0][0] /= d;
- v0[i0][1] /= -d;
- }
- break;
- }
-#endif /* SCM_FLOATS */
- }
- }
- else
- {
- SCM ra1 = SCM_CAR (ras);
- scm_sizet i1 = SCM_ARRAY_BASE (ra1);
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra1 = SCM_ARRAY_V (ra1);
- switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0)
- {
- default:
- {
- SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, scm_divide (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)), SCM_MAKINUM (i0));
- break;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *v0 = (float *) SCM_VELTS (ra0);
- float *v1 = (float *) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] /= v1[i1]);
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *v0 = (double *) SCM_VELTS (ra0);
- double *v1 = (double *) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- v0[i0] /= v1[i1]);
- break;
- }
- case scm_tc7_cvect:
- {
- register double d, r;
- double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
- double (*v1)[2] = (double (*)[2]) SCM_VELTS (ra1);
- IVDEP (ra0 != ra1,
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- {
- d = v1[i1][0] * v1[i1][0] + v1[i1][1] * v1[i1][1];
- r = (v0[i0][0] * v1[i1][0] + v0[i0][1] * v1[i1][1]) / d;
- v0[i0][1] = (v0[i0][1] * v1[i1][0] - v0[i0][0] * v1[i1][1]) / d;
- v0[i0][0] = r;
- }
- )
- break;
- }
-#endif /* SCM_FLOATS */
- }
- }
- return 1;
-}
-
-#ifdef __STDC__
-int
-scm_array_identity (SCM src, SCM dst)
-#else
-int
-scm_array_identity (dst, src)
- SCM src;
- SCM dst;
-#endif
-{
- return racp (SCM_CAR (src), scm_cons (dst, SCM_EOL));
-}
-
-
-#ifdef __STDC__
-static
-int
-ramap (SCM ra0, SCM proc, SCM ras)
-#else
-static int
-ramap (ra0, proc, ras)
- SCM ra0;
- SCM proc;
- SCM ras;
-#endif
-{
- long i = SCM_ARRAY_DIMS (ra0)->lbnd;
- long inc = SCM_ARRAY_DIMS (ra0)->inc;
- long n = SCM_ARRAY_DIMS (ra0)->ubnd;
- long base = SCM_ARRAY_BASE (ra0) - i * inc;
- ra0 = SCM_ARRAY_V (ra0);
- if SCM_NULLP
- (ras)
- for (; i <= n; i++)
- scm_array_set_x (ra0, scm_apply (proc, SCM_EOL, SCM_EOL), SCM_MAKINUM (i * inc + base));
- else
- {
- SCM ra1 = SCM_CAR (ras);
- SCM args, *ve = &ras;
- scm_sizet k, i1 = SCM_ARRAY_BASE (ra1);
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra1 = SCM_ARRAY_V (ra1);
- ras = SCM_CDR (ras);
- if SCM_NULLP
- (ras)
- ras = scm_nullvect;
- else
- {
- ras = scm_vector (ras);
- ve = SCM_VELTS (ras);
- }
- for (; i <= n; i++, i1 += inc1)
- {
- args = SCM_EOL;
- for (k = SCM_LENGTH (ras); k--;)
- args = scm_cons (scm_uniform_vector_ref (ve[k], SCM_MAKINUM (i)), args);
- args = scm_cons (scm_cvref (ra1, i1, SCM_UNDEFINED), args);
- scm_array_set_x (ra0, scm_apply (proc, args, SCM_EOL), SCM_MAKINUM (i * inc + base));
- }
- }
- return 1;
-}
-
-#ifdef __STDC__
-static int
-ramap_cxr (SCM ra0, SCM proc, SCM ras)
-#else
-static int
-ramap_cxr (ra0, proc, ras)
- SCM ra0;
- SCM proc;
- SCM ras;
-#endif
-{
- SCM ra1 = SCM_CAR (ras);
- SCM e1 = SCM_UNDEFINED;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc, inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra1)->lbnd + 1;
- ra0 = SCM_ARRAY_V (ra0);
- ra1 = SCM_ARRAY_V (ra1);
- switch SCM_TYP7
- (ra0)
- {
- default:
- gencase:
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, scm_apply (proc, RVREF (ra1, i1, e1), scm_listofnull), SCM_MAKINUM (i0));
- break;
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *dst = (float *) SCM_VELTS (ra0);
- switch SCM_TYP7
- (ra1)
- {
- default:
- goto gencase;
- case scm_tc7_fvect:
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- dst[i0] = SCM_DSUBRF (proc) ((double) ((float *) SCM_VELTS (ra1))[i1]);
- break;
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- dst[i0] = SCM_DSUBRF (proc) ((double) SCM_VELTS (ra1)[i1]);
- break;
- }
- break;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *dst = (double *) SCM_VELTS (ra0);
- switch SCM_TYP7
- (ra1)
- {
- default:
- goto gencase;
- case scm_tc7_dvect:
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- dst[i0] = SCM_DSUBRF (proc) (((double *) SCM_VELTS (ra1))[i1]);
- break;
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- dst[i0] = SCM_DSUBRF (proc) ((double) SCM_VELTS (ra1)[i1]);
- break;
- }
- break;
- }
-#endif /* SCM_FLOATS */
- }
- return 1;
-}
-
-
-#ifdef __STDC__
-static int
-ramap_rp (SCM ra0, SCM proc, SCM ras)
-#else
-static int
-ramap_rp (ra0, proc, ras)
- SCM ra0;
- SCM proc;
- SCM ras;
-#endif
-{
- SCM ra1 = SCM_CAR (ras), ra2 = SCM_CAR (SCM_CDR (ras));
- SCM e1 = SCM_UNDEFINED, e2 = SCM_UNDEFINED;
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1), i2 = SCM_ARRAY_BASE (ra2);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- long inc2 = SCM_ARRAY_DIMS (ra1)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- ra1 = SCM_ARRAY_V (ra1);
- ra2 = SCM_ARRAY_V (ra2);
- switch (SCM_TYP7 (ra1) == SCM_TYP7 (ra2) ? SCM_TYP7 (ra1) : 0)
- {
- default:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- if SCM_FALSEP
- (SCM_SUBRF (proc) (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2)))
- BVE_CLR (ra0, i0);
- break;
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- {
- if SCM_FALSEP
- (SCM_SUBRF (proc) (SCM_MAKINUM (SCM_VELTS (ra1)[i1]),
- SCM_MAKINUM (SCM_VELTS (ra2)[i2])))
- BVE_CLR (ra0, i0);
- }
- break;
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- SCM a1 = scm_makflo (1.0), a2 = scm_makflo (1.0);
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- {
- SCM_FLO (a1) = ((float *) SCM_VELTS (ra1))[i1];
- SCM_FLO (a2) = ((float *) SCM_VELTS (ra2))[i2];
- if SCM_FALSEP
- (SCM_SUBRF (proc) (a1, a2))
- BVE_CLR (ra0, i0);
- }
- break;
- }
-#endif /*SCM_SINGLES*/
- case scm_tc7_dvect:
- {
- SCM a1 = scm_makdbl (1.0 / 3.0, 0.0), a2 = scm_makdbl (1.0 / 3.0, 0.0);
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- {
- SCM_REAL (a1) = ((double *) SCM_VELTS (ra1))[i1];
- SCM_REAL (a2) = ((double *) SCM_VELTS (ra2))[i2];
- if SCM_FALSEP
- (SCM_SUBRF (proc) (a1, a2))
- BVE_CLR (ra0, i0);
- }
- break;
- }
- case scm_tc7_cvect:
- {
- SCM a1 = scm_makdbl (1.0, 1.0), a2 = scm_makdbl (1.0, 1.0);
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- if BVE_REF
- (ra0, i0)
- {
- SCM_REAL (a1) = ((double *) SCM_VELTS (ra1))[2 * i1];
- SCM_IMAG (a1) = ((double *) SCM_VELTS (ra1))[2 * i1 + 1];
- SCM_REAL (a2) = ((double *) SCM_VELTS (ra2))[2 * i2];
- SCM_IMAG (a2) = ((double *) SCM_VELTS (ra2))[2 * i2 + 1];
- if SCM_FALSEP
- (SCM_SUBRF (proc) (a1, a2))
- BVE_CLR (ra0, i0);
- }
- break;
- }
-#endif /*SCM_FLOATS*/
- }
- return 1;
-}
-
-
-#ifdef __STDC__
-static int
-ramap_1 (SCM ra0, SCM proc, SCM ras)
-#else
-static int
-ramap_1 (ra0, proc, ras)
- SCM ra0;
- SCM proc;
- SCM ras;
-#endif
-{
- SCM ra1 = SCM_CAR (ras);
- SCM e1 = SCM_UNDEFINED;
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc, inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- ra1 = SCM_ARRAY_V (ra1);
- if (scm_tc7_vector == SCM_TYP7 (ra0))
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, SCM_SUBRF (proc) (scm_cvref (ra1, i1, SCM_UNDEFINED)), SCM_MAKINUM (i0));
- else
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, SCM_SUBRF (proc) (RVREF (ra1, i1, e1)), SCM_MAKINUM (i0));
- return 1;
-}
-
-
-#ifdef __STDC__
-static int
-ramap_2o (SCM ra0, SCM proc, SCM ras)
-#else
-static int
-ramap_2o (ra0, proc, ras)
- SCM ra0;
- SCM proc;
- SCM ras;
-#endif
-{
- SCM ra1 = SCM_CAR (ras);
- SCM e1 = SCM_UNDEFINED;
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc, inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- ra1 = SCM_ARRAY_V (ra1);
- ras = SCM_CDR (ras);
- if SCM_NULLP
- (ras)
- {
- if (scm_tc7_vector == SCM_TYP7 (ra0))
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, SCM_SUBRF (proc) (scm_cvref (ra1, i1, SCM_UNDEFINED), SCM_UNDEFINED),
- SCM_MAKINUM (i0));
- else
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, SCM_SUBRF (proc) (RVREF (ra1, i1, e1), SCM_UNDEFINED),
- SCM_MAKINUM (i0));
- }
- else
- {
- SCM ra2 = SCM_CAR (ras);
- SCM e2 = SCM_UNDEFINED;
- scm_sizet i2 = SCM_ARRAY_BASE (ra2);
- long inc2 = SCM_ARRAY_DIMS (ra2)->inc;
- ra2 = SCM_ARRAY_V (ra2);
- if (scm_tc7_vector == SCM_TYP7 (ra0))
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- scm_array_set_x (ra0,
- SCM_SUBRF (proc) (scm_cvref (ra1, i1, SCM_UNDEFINED), scm_cvref (ra2, i2, SCM_UNDEFINED)),
- SCM_MAKINUM (i0));
- else
- for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
- scm_array_set_x (ra0,
- SCM_SUBRF (proc) (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2)),
- SCM_MAKINUM (i0));
- }
- return 1;
-}
-
-
-#ifdef __STDC__
-static int
-ramap_a (SCM ra0, SCM proc, SCM ras)
-#else
-static int
-ramap_a (ra0, proc, ras)
- SCM ra0;
- SCM proc;
- SCM ras;
-#endif
-{
- SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
- long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- if SCM_NULLP
- (ras)
- for (; n-- > 0; i0 += inc0)
- scm_array_set_x (ra0, SCM_SUBRF (proc) (RVREF (ra0, i0, e0), SCM_UNDEFINED), SCM_MAKINUM (i0));
- else
- {
- SCM ra1 = SCM_CAR (ras);
- scm_sizet i1 = SCM_ARRAY_BASE (ra1);
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra1 = SCM_ARRAY_V (ra1);
- for (; n-- > 0; i0 += inc0, i1 += inc1)
- scm_array_set_x (ra0, SCM_SUBRF (proc) (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)),
- SCM_MAKINUM (i0));
- }
- return 1;
-}
-
-SCM_PROC(s_serial_array_map, "serial-array-map", 2, 0, 1, scm_array_map);
-SCM_PROC(s_array_map, "array-map", 2, 0, 1, scm_array_map);
-#ifdef __STDC__
-SCM
-scm_array_map (SCM ra0, SCM proc, SCM lra)
-#else
-SCM
-scm_array_map (ra0, proc, lra)
- SCM ra0;
- SCM proc;
- SCM lra;
-#endif
-{
- SCM_ASSERT (SCM_BOOL_T == scm_procedure_p (proc), proc, SCM_ARG2, s_array_map);
- switch (SCM_TYP7 (proc))
- {
- default:
- gencase:
- scm_ramapc (ramap, proc, ra0, lra, s_array_map);
- return SCM_UNSPECIFIED;
- case scm_tc7_subr_1:
- scm_ramapc (ramap_1, proc, ra0, lra, s_array_map);
- return SCM_UNSPECIFIED;
- case scm_tc7_subr_2:
- case scm_tc7_subr_2o:
- scm_ramapc (ramap_2o, proc, ra0, lra, s_array_map);
- return SCM_UNSPECIFIED;
- case scm_tc7_cxr:
- if (!SCM_SUBRF (proc))
- goto gencase;
- scm_ramapc (ramap_cxr, proc, ra0, lra, s_array_map);
- return SCM_UNSPECIFIED;
- case scm_tc7_rpsubr:
- {
- ra_iproc *p;
- if (SCM_FALSEP (scm_array_p (ra0, SCM_BOOL_T)))
- goto gencase;
- scm_array_fill_x (ra0, SCM_BOOL_T);
- for (p = ra_rpsubrs; p->name; p++)
- if (proc == p->sproc)
- {
- while (SCM_NNULLP (lra) && SCM_NNULLP (SCM_CDR (lra)))
- {
- scm_ramapc (p->vproc, SCM_UNDEFINED, ra0, lra, s_array_map);
- lra = SCM_CDR (lra);
- }
- return SCM_UNSPECIFIED;
- }
- while (SCM_NNULLP (lra) && SCM_NNULLP (SCM_CDR (lra)))
- {
- scm_ramapc (ramap_rp, proc, ra0, lra, s_array_map);
- lra = SCM_CDR (lra);
- }
- return SCM_UNSPECIFIED;
- }
- case scm_tc7_asubr:
- if SCM_NULLP
- (lra)
- {
- SCM prot, fill = SCM_SUBRF (proc) (SCM_UNDEFINED, SCM_UNDEFINED);
- if SCM_INUMP
- (fill)
- {
- prot = scm_array_prototype (ra0);
- if (SCM_NIMP (prot) && SCM_INEXP (prot))
- fill = scm_makdbl ((double) SCM_INUM (fill), 0.0);
- }
-
- scm_array_fill_x (ra0, fill);
- }
- else
- {
- SCM tail, ra1 = SCM_CAR (lra);
- SCM v0 = (SCM_NIMP (ra0) && SCM_ARRAYP (ra0) ? SCM_ARRAY_V (ra0) : ra0);
- ra_iproc *p;
- /* Check to see if order might matter.
- This might be an argument for a separate
- SERIAL-ARRAY-MAP! */
- if (v0 == ra1 || (SCM_NIMP (ra1) && SCM_ARRAYP (ra1) && v0 == SCM_ARRAY_V (ra1)))
- if (ra0 != ra1 || (SCM_ARRAYP(ra0) && !SCM_ARRAY_CONTP(ra0)))
- goto gencase;
- for (tail = SCM_CDR (lra); SCM_NNULLP (tail); tail = SCM_CDR (tail))
- {
- ra1 = SCM_CAR (tail);
- if (v0 == ra1 || (SCM_NIMP (ra1) && SCM_ARRAYP (ra1) && v0 == SCM_ARRAY_V (ra1)))
- goto gencase;
- }
- for (p = ra_asubrs; p->name; p++)
- if (proc == p->sproc)
- {
- if (ra0 != SCM_CAR (lra))
- scm_ramapc (scm_array_identity, SCM_UNDEFINED, ra0, scm_cons (SCM_CAR (lra), SCM_EOL), s_array_map);
- lra = SCM_CDR (lra);
- while (1)
- {
- scm_ramapc (p->vproc, SCM_UNDEFINED, ra0, lra, s_array_map);
- if (SCM_IMP (lra) || SCM_IMP (SCM_CDR (lra)))
- return SCM_UNSPECIFIED;
- lra = SCM_CDR (lra);
- }
- }
- scm_ramapc (ramap_2o, proc, ra0, lra, s_array_map);
- lra = SCM_CDR (lra);
- if SCM_NIMP
- (lra)
- for (lra = SCM_CDR (lra); SCM_NIMP (lra); lra = SCM_CDR (lra))
- scm_ramapc (ramap_a, proc, ra0, lra, s_array_map);
- }
- return SCM_UNSPECIFIED;
- }
-}
-
-#ifdef __STDC__
-static int
-rafe (SCM ra0, SCM proc, SCM ras)
-#else
-static int
-rafe (ra0, proc, ras)
- SCM ra0;
- SCM proc;
- SCM ras;
-#endif
-{
- long i = SCM_ARRAY_DIMS (ra0)->lbnd;
- scm_sizet i0 = SCM_ARRAY_BASE (ra0);
- long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- long n = SCM_ARRAY_DIMS (ra0)->ubnd;
- ra0 = SCM_ARRAY_V (ra0);
- if SCM_NULLP
- (ras)
- for (; i <= n; i++, i0 += inc0)
- scm_apply (proc, scm_cvref (ra0, i0, SCM_UNDEFINED), scm_listofnull);
- else
- {
- SCM ra1 = SCM_CAR (ras);
- SCM args, *ve = &ras;
- scm_sizet k, i1 = SCM_ARRAY_BASE (ra1);
- long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra1 = SCM_ARRAY_V (ra1);
- ras = SCM_CDR (ras);
- if SCM_NULLP
- (ras)
- ras = scm_nullvect;
- else
- {
- ras = scm_vector (ras);
- ve = SCM_VELTS (ras);
- }
- for (; i <= n; i++, i0 += inc0, i1 += inc1)
- {
- args = SCM_EOL;
- for (k = SCM_LENGTH (ras); k--;)
- args = scm_cons (scm_uniform_vector_ref (ve[k], SCM_MAKINUM (i)), args);
- args = scm_cons2 (scm_cvref (ra0, i0, SCM_UNDEFINED), scm_cvref (ra1, i1, SCM_UNDEFINED), args);
- scm_apply (proc, args, SCM_EOL);
- }
- }
- return 1;
-}
-
-
-SCM_PROC(s_array_for_each, "array-for-each", 2, 0, 1, scm_array_for_each);
-#ifdef __STDC__
-SCM
-scm_array_for_each (SCM proc, SCM ra0, SCM lra)
-#else
-SCM
-scm_array_for_each (proc, ra0, lra)
- SCM proc;
- SCM ra0;
- SCM lra;
-#endif
-{
- SCM_ASSERT (SCM_BOOL_T == scm_procedure_p (proc), proc, SCM_ARG1, s_array_for_each);
- scm_ramapc (rafe, proc, ra0, lra, s_array_for_each);
- return SCM_UNSPECIFIED;
-}
-
-SCM_PROC(s_array_index_map_x, "array-index-map!", 2, 0, 0, scm_array_index_map_x);
-#ifdef __STDC__
-SCM
-scm_array_index_map_x (SCM ra, SCM proc)
-#else
-SCM
-scm_array_index_map_x (ra, proc)
- SCM ra;
- SCM proc;
-#endif
-{
- scm_sizet i;
- SCM_ASSERT (SCM_NIMP (ra), ra, SCM_ARG1, s_array_index_map_x);
- SCM_ASSERT (SCM_BOOL_T == scm_procedure_p (proc), proc, SCM_ARG2, s_array_index_map_x);
- switch SCM_TYP7
- (ra)
- {
- default:
- badarg:scm_wta (ra, (char *) SCM_ARG1, s_array_index_map_x);
- case scm_tc7_vector:
- {
- SCM *ve = SCM_VELTS (ra);
- for (i = 0; i < SCM_LENGTH (ra); i++)
- ve[i] = scm_apply (proc, SCM_MAKINUM (i), scm_listofnull);
- return SCM_UNSPECIFIED;
- }
- case scm_tc7_string:
- case scm_tc7_bvect:
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- case scm_tc7_fvect:
- case scm_tc7_dvect:
- case scm_tc7_cvect:
- for (i = 0; i < SCM_LENGTH (ra); i++)
- scm_array_set_x (ra, scm_apply (proc, SCM_MAKINUM (i), scm_listofnull), SCM_MAKINUM (i));
- return SCM_UNSPECIFIED;
- case scm_tc7_smob:
- SCM_ASRTGO (SCM_ARRAYP (ra), badarg);
- {
- SCM args = SCM_EOL;
- SCM inds = scm_make_uve (SCM_ARRAY_NDIM (ra), SCM_MAKINUM (-1L));
- long *vinds = SCM_VELTS (inds);
- int j, k, kmax = SCM_ARRAY_NDIM (ra) - 1;
- for (k = 0; k <= kmax; k++)
- vinds[k] = SCM_ARRAY_DIMS (ra)[k].lbnd;
- k = kmax;
- do
- {
- if (k == kmax)
- {
- vinds[k] = SCM_ARRAY_DIMS (ra)[k].lbnd;
- i = cind (ra, inds);
- for (; vinds[k] <= SCM_ARRAY_DIMS (ra)[k].ubnd; vinds[k]++)
- {
- for (j = kmax + 1, args = SCM_EOL; j--;)
- args = scm_cons (SCM_MAKINUM (vinds[j]), args);
- scm_array_set_x (SCM_ARRAY_V (ra), scm_apply (proc, args, SCM_EOL), SCM_MAKINUM (i));
- i += SCM_ARRAY_DIMS (ra)[k].inc;
- }
- k--;
- continue;
- }
- if (vinds[k] < SCM_ARRAY_DIMS (ra)[k].ubnd)
- {
- vinds[k]++;
- k++;
- continue;
- }
- vinds[k] = SCM_ARRAY_DIMS (ra)[k].lbnd - 1;
- k--;
- }
- while (k >= 0);
- return SCM_UNSPECIFIED;
- }
- }
-}
-
-#ifdef __STDC__
-static int
-raeql_1 (SCM ra0, SCM as_equal, SCM ra1)
-#else
-static int
-raeql_1 (ra0, as_equal, ra1)
- SCM ra0;
- SCM as_equal;
- SCM ra1;
-#endif
-{
- SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
- scm_sizet i0 = 0, i1 = 0;
- long inc0 = 1, inc1 = 1;
- scm_sizet n = SCM_LENGTH (ra0);
- ra1 = SCM_CAR (ra1);
- if SCM_ARRAYP
- (ra0)
- {
- n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
- i0 = SCM_ARRAY_BASE (ra0);
- inc0 = SCM_ARRAY_DIMS (ra0)->inc;
- ra0 = SCM_ARRAY_V (ra0);
- }
- if SCM_ARRAYP
- (ra1)
- {
- i1 = SCM_ARRAY_BASE (ra1);
- inc1 = SCM_ARRAY_DIMS (ra1)->inc;
- ra1 = SCM_ARRAY_V (ra1);
- }
- switch SCM_TYP7
- (ra0)
- {
- case scm_tc7_vector:
- default:
- for (; n--; i0 += inc0, i1 += inc1)
- {
- if SCM_FALSEP
- (as_equal)
- {
- if SCM_FALSEP
- (scm_array_equal_p (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)))
- return 0;
- }
- else if SCM_FALSEP
- (scm_equal_p (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)))
- return 0;
- }
- return 1;
- case scm_tc7_string:
- {
- char *v0 = SCM_CHARS (ra0) + i0;
- char *v1 = SCM_CHARS (ra1) + i1;
- for (; n--; v0 += inc0, v1 += inc1)
- if (*v0 != *v1)
- return 0;
- return 1;
- }
- case scm_tc7_bvect:
- for (; n--; i0 += inc0, i1 += inc1)
- if (BVE_REF (ra0, i0) != BVE_REF (ra1, i1))
- return 0;
- return 1;
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- {
- long *v0 = (long *) SCM_VELTS (ra0) + i0;
- long *v1 = (long *) SCM_VELTS (ra1) + i1;
- for (; n--; v0 += inc0, v1 += inc1)
- if (*v0 != *v1)
- return 0;
- return 1;
- }
-#ifdef SCM_FLOATS
-#ifdef SCM_SINGLES
- case scm_tc7_fvect:
- {
- float *v0 = (float *) SCM_VELTS (ra0) + i0;
- float *v1 = (float *) SCM_VELTS (ra1) + i1;
- for (; n--; v0 += inc0, v1 += inc1)
- if (*v0 != *v1)
- return 0;
- return 1;
- }
-#endif /* SCM_SINGLES */
- case scm_tc7_dvect:
- {
- double *v0 = (double *) SCM_VELTS (ra0) + i0;
- double *v1 = (double *) SCM_VELTS (ra1) + i1;
- for (; n--; v0 += inc0, v1 += inc1)
- if (*v0 != *v1)
- return 0;
- return 1;
- }
- case scm_tc7_cvect:
- {
- double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0) + i0;
- double (*v1)[2] = (double (*)[2]) SCM_VELTS (ra1) + i1;
- for (; n--; v0 += inc0, v1 += inc1)
- {
- if ((*v0)[0] != (*v1)[0])
- return 0;
- if ((*v0)[1] != (*v1)[1])
- return 0;
- }
- return 1;
- }
-#endif /* SCM_FLOATS */
- }
-}
-
-
-#ifdef __STDC__
-static int
-raeql (SCM ra0, SCM as_equal, SCM ra1)
-#else
-static int
-raeql (ra0, as_equal, ra1)
- SCM ra0;
- SCM as_equal;
- SCM ra1;
-#endif
-{
- SCM v0 = ra0, v1 = ra1;
- scm_array_dim dim0, dim1;
- scm_array_dim *s0 = &dim0, *s1 = &dim1;
- scm_sizet bas0 = 0, bas1 = 0;
- int k, unroll = 1, vlen = 1, ndim = 1;
- if SCM_ARRAYP
- (ra0)
- {
- ndim = SCM_ARRAY_NDIM (ra0);
- s0 = SCM_ARRAY_DIMS (ra0);
- bas0 = SCM_ARRAY_BASE (ra0);
- v0 = SCM_ARRAY_V (ra0);
- }
- else
- {
- s0->inc = 1;
- s0->lbnd = 0;
- s0->ubnd = SCM_LENGTH (v0) - 1;
- unroll = 0;
- }
- if SCM_ARRAYP
- (ra1)
- {
- if (ndim != SCM_ARRAY_NDIM (ra1))
- return 0;
- s1 = SCM_ARRAY_DIMS (ra1);
- bas1 = SCM_ARRAY_BASE (ra1);
- v1 = SCM_ARRAY_V (ra1);
- }
- else
- {
- if (1 != ndim)
- return SCM_BOOL_F;
- s1->inc = 1;
- s1->lbnd = 0;
- s1->ubnd = SCM_LENGTH (v1) - 1;
- unroll = 0;
- }
- if (SCM_TYP7 (v0) != SCM_TYP7 (v1))
- return 0;
- for (k = ndim; k--;)
- {
- if (s0[k].lbnd != s1[k].lbnd || s0[k].ubnd != s1[k].ubnd)
- return 0;
- if (unroll)
- {
- unroll = (s0[k].inc == s1[k].inc);
- vlen *= s0[k].ubnd - s1[k].lbnd + 1;
- }
- }
- if (unroll && bas0 == bas1 && v0 == v1)
- return SCM_BOOL_T;
- return scm_ramapc (raeql_1, as_equal, ra0, scm_cons (ra1, SCM_EOL), "");
-}
-
-#ifdef __STDC__
-SCM
-scm_raequal (SCM ra0, SCM ra1)
-#else
-SCM
-scm_raequal (ra0, ra1)
- SCM ra0;
- SCM ra1;
-#endif
-{
- return (raeql (ra0, SCM_BOOL_T, ra1) ? SCM_BOOL_T : SCM_BOOL_F);
-}
-
-static char s_array_equal_p[] = "array-equal?";
-
-#ifdef __STDC__
-SCM
-scm_array_equal_p (SCM ra0, SCM ra1)
-#else
-SCM
-scm_array_equal_p (ra0, ra1)
- SCM ra0;
- SCM ra1;
-#endif
-{
- if (SCM_IMP (ra0) || SCM_IMP (ra1))
- callequal:return scm_equal_p (ra0, ra1);
- switch SCM_TYP7
- (ra0)
- {
- default:
- goto callequal;
- case scm_tc7_bvect:
- case scm_tc7_string:
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- case scm_tc7_fvect:
- case scm_tc7_dvect:
- case scm_tc7_cvect:
- case scm_tc7_vector:
- break;
- case scm_tc7_smob:
- if (!SCM_ARRAYP (ra0))
- goto callequal;
- }
- switch SCM_TYP7
- (ra1)
- {
- default:
- goto callequal;
- case scm_tc7_bvect:
- case scm_tc7_string:
- case scm_tc7_uvect:
- case scm_tc7_ivect:
- case scm_tc7_fvect:
- case scm_tc7_dvect:
- case scm_tc7_cvect:
- case scm_tc7_vector:
- break;
- case scm_tc7_smob:
- if (!SCM_ARRAYP (ra1))
- goto callequal;
- }
- return (raeql (ra0, SCM_BOOL_F, ra1) ? SCM_BOOL_T : SCM_BOOL_F);
-}
-
-
-
-
-/* These tables are a kluge that will not scale well when more
- * vectorized subrs are added. It is tempting to steal some bits from
- * the SCM_CAR of all subrs (like those selected by SCM_SMOBNUM) to hold an
- * offset into a table of vectorized subrs.
- */
-
-static ra_iproc ra_rpsubrs[] =
-{
- {"=", SCM_UNDEFINED, scm_ra_eqp},
- {"<", SCM_UNDEFINED, scm_ra_lessp},
- {"<=", SCM_UNDEFINED, scm_ra_leqp},
- {">", SCM_UNDEFINED, scm_ra_grp},
- {">=", SCM_UNDEFINED, scm_ra_greqp},
- {0, 0, 0}
-};
-
-static ra_iproc ra_asubrs[] =
-{
- {"+", SCM_UNDEFINED, scm_ra_sum},
- {"-", SCM_UNDEFINED, scm_ra_difference},
- {"*", SCM_UNDEFINED, scm_ra_product},
- {"/", SCM_UNDEFINED, scm_ra_divide},
- {0, 0, 0}
-};
-
-static void init_raprocs (subra)
- ra_iproc *subra;
-{
- for (; subra->name; subra++)
- subra->sproc = SCM_CDR (scm_intern (subra->name, strlen (subra->name)));
-}
-
-#ifdef __STDC__
-void
-scm_init_ramap (void)
-#else
-void
-scm_init_ramap ()
-#endif
-{
- init_raprocs (ra_rpsubrs);
- init_raprocs (ra_asubrs);
- scm_make_subr (s_array_equal_p, scm_tc7_rpsubr, scm_array_equal_p);
- scm_smobs[0x0ff & (scm_tc16_array >> 8)].equalp = scm_raequal;
-#include "ramap.x"
- scm_add_feature (s_array_for_each);
-}
-
-#endif /* ARRAYS */
+/* Copyright (C) 1996,1998,2000,2001 Free Software Foundation, Inc.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+
+/*
+ HWN:FIXME::
+ Someone should rename this to arraymap.c; that would reflect the
+ contents better. */
+\f
+
+
+\f
+
+#include "libguile/_scm.h"
+#include "libguile/strings.h"
+#include "libguile/unif.h"
+#include "libguile/smob.h"
+#include "libguile/chars.h"
+#include "libguile/eq.h"
+#include "libguile/eval.h"
+#include "libguile/feature.h"
+#include "libguile/root.h"
+#include "libguile/vectors.h"
+
+#include "libguile/validate.h"
+#include "libguile/ramap.h"
+\f
+
+typedef struct
+{
+ char *name;
+ SCM sproc;
+ int (*vproc) ();
+} ra_iproc;
+
+
+/* These tables are a kluge that will not scale well when more
+ * vectorized subrs are added. It is tempting to steal some bits from
+ * the SCM_CAR of all subrs (like those selected by SCM_SMOBNUM) to hold an
+ * offset into a table of vectorized subrs.
+ */
+
+static ra_iproc ra_rpsubrs[] =
+{
+ {"=", SCM_UNDEFINED, scm_ra_eqp},
+ {"<", SCM_UNDEFINED, scm_ra_lessp},
+ {"<=", SCM_UNDEFINED, scm_ra_leqp},
+ {">", SCM_UNDEFINED, scm_ra_grp},
+ {">=", SCM_UNDEFINED, scm_ra_greqp},
+ {0, 0, 0}
+};
+
+static ra_iproc ra_asubrs[] =
+{
+ {"+", SCM_UNDEFINED, scm_ra_sum},
+ {"-", SCM_UNDEFINED, scm_ra_difference},
+ {"*", SCM_UNDEFINED, scm_ra_product},
+ {"/", SCM_UNDEFINED, scm_ra_divide},
+ {0, 0, 0}
+};
+
+
+
+/* Fast, recycling scm_vector ref */
+#define RVREF(ra, i, e) (e = scm_cvref(ra, i, e))
+
+/* #define RVREF(ra, i, e) (scm_cvref(ra, i, SCM_UNDEFINED)) to turn off */
+
+/* IVDEP means "ignore scm_vector dependencies", meaning we guarantee that
+ elements of scm_vector operands are not aliased */
+#ifdef _UNICOS
+#define IVDEP(test, line) if (test) {_Pragma("ivdep"); line} else {line}
+#else
+#define IVDEP(test, line) line
+#endif
+
+\f
+
+/* inds must be a uvect or ivect, no check. */
+
+
+
+/*
+ Yes, this is really ugly, but it prevents multiple code
+ */
+#define BINARY_ELTS_CODE(OPERATOR, type) \
+do { type *v0 = (type*)SCM_VELTS (ra0);\
+ type *v1 = (type*)SCM_VELTS (ra1);\
+ IVDEP (ra0 != ra1, \
+ for (; n-- > 0; i0 += inc0, i1 += inc1) \
+ v0[i0] OPERATOR v1[i1];) \
+} while (0)
+
+/* This macro is used for all but binary division and
+ multiplication of complex numbers -- see the expanded
+ version in the functions later in this file */
+#define BINARY_PAIR_ELTS_CODE(OPERATOR, type) \
+do { type (*v0)[2] = (type (*)[2]) SCM_VELTS (ra0);\
+ type (*v1)[2] = (type (*)[2]) SCM_VELTS (ra1);\
+ IVDEP (ra0 != ra1, \
+ for (; n-- > 0; i0 += inc0, i1 += inc1) {\
+ v0[i0][0] OPERATOR v1[i1][0]; \
+ v0[i0][1] OPERATOR v1[i1][1]; \
+ }) \
+} while (0)
+
+#define UNARY_ELTS_CODE(OPERATOR, type) \
+ do { type *v0 = (type *) SCM_VELTS (ra0);\
+ for (; n-- > 0; i0 += inc0) \
+ v0[i0] OPERATOR v0[i0];\
+ } while (0)
+
+
+/* This macro is used for all but unary divison
+ of complex numbers -- see the expanded version in the
+ function later in this file. */
+#define UNARY_PAIR_ELTS_CODE(OPERATOR, type) \
+ do { type (*v0)[2] = (type (*)[2]) SCM_VELTS (ra0);\
+ for (; n-- > 0; i0 += inc0) {\
+ v0[i0][0] OPERATOR v0[i0][0];\
+ v0[i0][1] OPERATOR v0[i0][1];\
+ }\
+ break;\
+ } while (0)
+
+static unsigned long
+cind (SCM ra, SCM inds)
+{
+ unsigned long i;
+ int k;
+ long *ve = (long*) SCM_VELTS (inds);
+ if (!SCM_ARRAYP (ra))
+ return *ve;
+ i = SCM_ARRAY_BASE (ra);
+ for (k = 0; k < SCM_ARRAY_NDIM (ra); k++)
+ i += (ve[k] - SCM_ARRAY_DIMS (ra)[k].lbnd) * SCM_ARRAY_DIMS (ra)[k].inc;
+ return i;
+}
+
+
+/* Checker for scm_array mapping functions:
+ return values: 4 --> shapes, increments, and bases are the same;
+ 3 --> shapes and increments are the same;
+ 2 --> shapes are the same;
+ 1 --> ras are at least as big as ra0;
+ 0 --> no match.
+ */
+
+int
+scm_ra_matchp (SCM ra0, SCM ras)
+{
+ SCM ra1;
+ scm_t_array_dim dims;
+ scm_t_array_dim *s0 = &dims;
+ scm_t_array_dim *s1;
+ unsigned long bas0 = 0;
+ int i, ndim = 1;
+ int exact = 2 /* 4 */ ; /* Don't care about values >2 (yet?) */
+ if (SCM_IMP (ra0)) return 0;
+ switch (SCM_TYP7 (ra0))
+ {
+ default:
+ return 0;
+ case scm_tc7_vector:
+ case scm_tc7_wvect:
+ case scm_tc7_string:
+ case scm_tc7_byvect:
+ case scm_tc7_bvect:
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ case scm_tc7_svect:
+#if SCM_SIZEOF_LONG_LONG != 0
+ case scm_tc7_llvect:
+#endif
+ case scm_tc7_fvect:
+ case scm_tc7_dvect:
+ case scm_tc7_cvect:
+ s0->lbnd = 0;
+ s0->inc = 1;
+ s0->ubnd = SCM_INUM (scm_uniform_vector_length (ra0)) - 1;
+ break;
+ case scm_tc7_smob:
+ if (!SCM_ARRAYP (ra0))
+ return 0;
+ ndim = SCM_ARRAY_NDIM (ra0);
+ s0 = SCM_ARRAY_DIMS (ra0);
+ bas0 = SCM_ARRAY_BASE (ra0);
+ break;
+ }
+ while (SCM_NIMP (ras))
+ {
+ ra1 = SCM_CAR (ras);
+ if (SCM_IMP (ra1))
+ return 0;
+ switch SCM_TYP7
+ (ra1)
+ {
+ default:
+ return 0;
+ case scm_tc7_vector:
+ case scm_tc7_wvect:
+ case scm_tc7_string:
+ case scm_tc7_byvect:
+ case scm_tc7_bvect:
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ case scm_tc7_svect:
+#if SCM_SIZEOF_LONG_LONG != 0
+ case scm_tc7_llvect:
+#endif
+ case scm_tc7_fvect:
+ case scm_tc7_dvect:
+ case scm_tc7_cvect:
+ {
+ unsigned long int length;
+
+ if (1 != ndim)
+ return 0;
+
+ length = SCM_INUM (scm_uniform_vector_length (ra1));
+
+ switch (exact)
+ {
+ case 4:
+ if (0 != bas0)
+ exact = 3;
+ case 3:
+ if (1 != s0->inc)
+ exact = 2;
+ case 2:
+ if ((0 == s0->lbnd) && (s0->ubnd == length - 1))
+ break;
+ exact = 1;
+ case 1:
+ if (s0->lbnd < 0 || s0->ubnd >= length)
+ return 0;
+ }
+ break;
+ }
+ case scm_tc7_smob:
+ if (!SCM_ARRAYP (ra1) || ndim != SCM_ARRAY_NDIM (ra1))
+ return 0;
+ s1 = SCM_ARRAY_DIMS (ra1);
+ if (bas0 != SCM_ARRAY_BASE (ra1))
+ exact = 3;
+ for (i = 0; i < ndim; i++)
+ switch (exact)
+ {
+ case 4:
+ case 3:
+ if (s0[i].inc != s1[i].inc)
+ exact = 2;
+ case 2:
+ if (s0[i].lbnd == s1[i].lbnd && s0[i].ubnd == s1[i].ubnd)
+ break;
+ exact = 1;
+ default:
+ if (s0[i].lbnd < s1[i].lbnd || s0[i].ubnd > s1[i].ubnd)
+ return (s0[i].lbnd <= s0[i].ubnd ? 0 : 1);
+ }
+ break;
+ }
+ ras = SCM_CDR (ras);
+ }
+ return exact;
+}
+
+/* array mapper: apply cproc to each dimension of the given arrays?.
+ int (*cproc) (); procedure to call on unrolled arrays?
+ cproc (dest, source list) or
+ cproc (dest, data, source list).
+ SCM data; data to give to cproc or unbound.
+ SCM ra0; destination array.
+ SCM lra; list of source arrays.
+ const char *what; caller, for error reporting. */
+int
+scm_ramapc (int (*cproc)(), SCM data, SCM ra0, SCM lra, const char *what)
+{
+ SCM inds, z;
+ SCM vra0, ra1, vra1;
+ SCM lvra, *plvra;
+ long *vinds;
+ int k, kmax;
+ switch (scm_ra_matchp (ra0, lra))
+ {
+ default:
+ case 0:
+ scm_misc_error (what, "array shape mismatch: ~S", scm_list_1 (ra0));
+ case 2:
+ case 3:
+ case 4: /* Try unrolling arrays */
+ kmax = (SCM_ARRAYP (ra0) ? SCM_ARRAY_NDIM (ra0) - 1 : 0);
+ if (kmax < 0)
+ goto gencase;
+ vra0 = scm_array_contents (ra0, SCM_UNDEFINED);
+ if (SCM_IMP (vra0)) goto gencase;
+ if (!SCM_ARRAYP (vra0))
+ {
+ unsigned long int length = SCM_INUM (scm_uniform_vector_length (vra0));
+ vra1 = scm_make_ra (1);
+ SCM_ARRAY_BASE (vra1) = 0;
+ SCM_ARRAY_DIMS (vra1)->lbnd = 0;
+ SCM_ARRAY_DIMS (vra1)->ubnd = length - 1;
+ SCM_ARRAY_DIMS (vra1)->inc = 1;
+ SCM_ARRAY_V (vra1) = vra0;
+ vra0 = vra1;
+ }
+ lvra = SCM_EOL;
+ plvra = &lvra;
+ for (z = lra; SCM_NIMP (z); z = SCM_CDR (z))
+ {
+ ra1 = SCM_CAR (z);
+ vra1 = scm_make_ra (1);
+ SCM_ARRAY_DIMS (vra1)->lbnd = SCM_ARRAY_DIMS (vra0)->lbnd;
+ SCM_ARRAY_DIMS (vra1)->ubnd = SCM_ARRAY_DIMS (vra0)->ubnd;
+ if (!SCM_ARRAYP (ra1))
+ {
+ SCM_ARRAY_BASE (vra1) = 0;
+ SCM_ARRAY_DIMS (vra1)->inc = 1;
+ SCM_ARRAY_V (vra1) = ra1;
+ }
+ else if (!SCM_ARRAY_CONTP (ra1))
+ goto gencase;
+ else
+ {
+ SCM_ARRAY_BASE (vra1) = SCM_ARRAY_BASE (ra1);
+ SCM_ARRAY_DIMS (vra1)->inc = SCM_ARRAY_DIMS (ra1)[kmax].inc;
+ SCM_ARRAY_V (vra1) = SCM_ARRAY_V (ra1);
+ }
+ *plvra = scm_cons (vra1, SCM_EOL);
+ plvra = SCM_CDRLOC (*plvra);
+ }
+ return (SCM_UNBNDP (data) ? cproc(vra0, lvra) : cproc(vra0, data, lvra));
+ case 1:
+ gencase: /* Have to loop over all dimensions. */
+ vra0 = scm_make_ra (1);
+ if (SCM_ARRAYP (ra0))
+ {
+ kmax = SCM_ARRAY_NDIM (ra0) - 1;
+ if (kmax < 0)
+ {
+ SCM_ARRAY_DIMS (vra0)->lbnd = 0;
+ SCM_ARRAY_DIMS (vra0)->ubnd = 0;
+ SCM_ARRAY_DIMS (vra0)->inc = 1;
+ }
+ else
+ {
+ SCM_ARRAY_DIMS (vra0)->lbnd = SCM_ARRAY_DIMS (ra0)[kmax].lbnd;
+ SCM_ARRAY_DIMS (vra0)->ubnd = SCM_ARRAY_DIMS (ra0)[kmax].ubnd;
+ SCM_ARRAY_DIMS (vra0)->inc = SCM_ARRAY_DIMS (ra0)[kmax].inc;
+ }
+ SCM_ARRAY_BASE (vra0) = SCM_ARRAY_BASE (ra0);
+ SCM_ARRAY_V (vra0) = SCM_ARRAY_V (ra0);
+ }
+ else
+ {
+ unsigned long int length = SCM_INUM (scm_uniform_vector_length (ra0));
+ kmax = 0;
+ SCM_ARRAY_DIMS (vra0)->lbnd = 0;
+ SCM_ARRAY_DIMS (vra0)->ubnd = length - 1;
+ SCM_ARRAY_DIMS (vra0)->inc = 1;
+ SCM_ARRAY_BASE (vra0) = 0;
+ SCM_ARRAY_V (vra0) = ra0;
+ ra0 = vra0;
+ }
+ lvra = SCM_EOL;
+ plvra = &lvra;
+ for (z = lra; SCM_NIMP (z); z = SCM_CDR (z))
+ {
+ ra1 = SCM_CAR (z);
+ vra1 = scm_make_ra (1);
+ SCM_ARRAY_DIMS (vra1)->lbnd = SCM_ARRAY_DIMS (vra0)->lbnd;
+ SCM_ARRAY_DIMS (vra1)->ubnd = SCM_ARRAY_DIMS (vra0)->ubnd;
+ if (SCM_ARRAYP (ra1))
+ {
+ if (kmax >= 0)
+ SCM_ARRAY_DIMS (vra1)->inc = SCM_ARRAY_DIMS (ra1)[kmax].inc;
+ SCM_ARRAY_V (vra1) = SCM_ARRAY_V (ra1);
+ }
+ else
+ {
+ SCM_ARRAY_DIMS (vra1)->inc = 1;
+ SCM_ARRAY_V (vra1) = ra1;
+ }
+ *plvra = scm_cons (vra1, SCM_EOL);
+ plvra = SCM_CDRLOC (*plvra);
+ }
+ inds = scm_make_uve (SCM_ARRAY_NDIM (ra0), SCM_MAKINUM (-1L));
+ vinds = (long *) SCM_VELTS (inds);
+ for (k = 0; k <= kmax; k++)
+ vinds[k] = SCM_ARRAY_DIMS (ra0)[k].lbnd;
+ k = kmax;
+ do
+ {
+ if (k == kmax)
+ {
+ SCM y = lra;
+ SCM_ARRAY_BASE (vra0) = cind (ra0, inds);
+ for (z = lvra; SCM_NIMP (z); z = SCM_CDR (z), y = SCM_CDR (y))
+ SCM_ARRAY_BASE (SCM_CAR (z)) = cind (SCM_CAR (y), inds);
+ if (0 == (SCM_UNBNDP (data) ? cproc(vra0, lvra) : cproc(vra0, data, lvra)))
+ return 0;
+ k--;
+ continue;
+ }
+ if (vinds[k] < SCM_ARRAY_DIMS (ra0)[k].ubnd)
+ {
+ vinds[k]++;
+ k++;
+ continue;
+ }
+ vinds[k] = SCM_ARRAY_DIMS (ra0)[k].lbnd - 1;
+ k--;
+ }
+ while (k >= 0);
+ return 1;
+ }
+}
+
+
+SCM_DEFINE (scm_array_fill_x, "array-fill!", 2, 0, 0,
+ (SCM ra, SCM fill),
+ "Store @var{fill} in every element of @var{array}. The value returned\n"
+ "is unspecified.")
+#define FUNC_NAME s_scm_array_fill_x
+{
+ scm_ramapc (scm_array_fill_int, fill, ra, SCM_EOL, FUNC_NAME);
+ return SCM_UNSPECIFIED;
+}
+#undef FUNC_NAME
+
+/* to be used as cproc in scm_ramapc to fill an array dimension with
+ "fill". */
+int
+scm_array_fill_int (SCM ra, SCM fill, SCM ignore SCM_UNUSED)
+#define FUNC_NAME s_scm_array_fill_x
+{
+ unsigned long i;
+ unsigned long n = SCM_ARRAY_DIMS (ra)->ubnd - SCM_ARRAY_DIMS (ra)->lbnd + 1;
+ long inc = SCM_ARRAY_DIMS (ra)->inc;
+ unsigned long base = SCM_ARRAY_BASE (ra);
+
+ ra = SCM_ARRAY_V (ra);
+ switch SCM_TYP7 (ra)
+ {
+ default:
+ for (i = base; n--; i += inc)
+ scm_array_set_x (ra, fill, SCM_MAKINUM (i));
+ break;
+ case scm_tc7_vector:
+ case scm_tc7_wvect:
+ for (i = base; n--; i += inc)
+ SCM_VECTOR_SET (ra, i, fill);
+ break;
+ case scm_tc7_string:
+ SCM_ASRTGO (SCM_CHARP (fill), badarg2);
+ for (i = base; n--; i += inc)
+ SCM_STRING_CHARS (ra)[i] = SCM_CHAR (fill);
+ break;
+ case scm_tc7_byvect:
+ if (SCM_CHARP (fill))
+ fill = SCM_MAKINUM ((char) SCM_CHAR (fill));
+ SCM_ASRTGO (SCM_INUMP (fill)
+ && -128 <= SCM_INUM (fill) && SCM_INUM (fill) < 128,
+ badarg2);
+ for (i = base; n--; i += inc)
+ ((char *) SCM_UVECTOR_BASE (ra))[i] = SCM_INUM (fill);
+ break;
+ case scm_tc7_bvect:
+ { /* scope */
+ long *ve = (long *) SCM_VELTS (ra);
+ if (1 == inc && (n >= SCM_LONG_BIT || n == SCM_BITVECTOR_LENGTH (ra)))
+ {
+ i = base / SCM_LONG_BIT;
+ if (SCM_FALSEP (fill))
+ {
+ if (base % SCM_LONG_BIT) /* leading partial word */
+ ve[i++] &= ~(~0L << (base % SCM_LONG_BIT));
+ for (; i < (base + n) / SCM_LONG_BIT; i++)
+ ve[i] = 0L;
+ if ((base + n) % SCM_LONG_BIT) /* trailing partial word */
+ ve[i] &= (~0L << ((base + n) % SCM_LONG_BIT));
+ }
+ else if (SCM_EQ_P (fill, SCM_BOOL_T))
+ {
+ if (base % SCM_LONG_BIT)
+ ve[i++] |= ~0L << (base % SCM_LONG_BIT);
+ for (; i < (base + n) / SCM_LONG_BIT; i++)
+ ve[i] = ~0L;
+ if ((base + n) % SCM_LONG_BIT)
+ ve[i] |= ~(~0L << ((base + n) % SCM_LONG_BIT));
+ }
+ else
+ badarg2:SCM_WRONG_TYPE_ARG (2, fill);
+ }
+ else
+ {
+ if (SCM_FALSEP (fill))
+ for (i = base; n--; i += inc)
+ ve[i / SCM_LONG_BIT] &= ~(1L << (i % SCM_LONG_BIT));
+ else if (SCM_EQ_P (fill, SCM_BOOL_T))
+ for (i = base; n--; i += inc)
+ ve[i / SCM_LONG_BIT] |= (1L << (i % SCM_LONG_BIT));
+ else
+ goto badarg2;
+ }
+ break;
+ }
+ case scm_tc7_uvect:
+ { /* scope */
+ unsigned long f = SCM_NUM2ULONG (2, fill);
+ unsigned long *ve = (unsigned long *) SCM_VELTS (ra);
+
+ for (i = base; n--; i += inc)
+ ve[i] = f;
+ break;
+ }
+ case scm_tc7_ivect:
+ { /* scope */
+ long f = SCM_NUM2LONG (2, fill);
+ long *ve = (long *) SCM_VELTS (ra);
+
+ for (i = base; n--; i += inc)
+ ve[i] = f;
+ break;
+ }
+ case scm_tc7_svect:
+ SCM_ASRTGO (SCM_INUMP (fill), badarg2);
+ { /* scope */
+ short f = SCM_INUM (fill);
+ short *ve = (short *) SCM_VELTS (ra);
+
+ if (f != SCM_INUM (fill))
+ SCM_OUT_OF_RANGE (2, fill);
+ for (i = base; n--; i += inc)
+ ve[i] = f;
+ break;
+ }
+#if SCM_SIZEOF_LONG_LONG != 0
+ case scm_tc7_llvect:
+ { /* scope */
+ long long f = SCM_NUM2LONG_LONG (2, fill);
+ long long *ve = (long long *) SCM_VELTS (ra);
+
+ for (i = base; n--; i += inc)
+ ve[i] = f;
+ break;
+ }
+#endif
+ case scm_tc7_fvect:
+ { /* scope */
+ float f, *ve = (float *) SCM_VELTS (ra);
+ SCM_ASRTGO (SCM_REALP (fill), badarg2);
+ f = SCM_REAL_VALUE (fill);
+ for (i = base; n--; i += inc)
+ ve[i] = f;
+ break;
+ }
+ case scm_tc7_dvect:
+ { /* scope */
+ double f, *ve = (double *) SCM_VELTS (ra);
+ SCM_ASRTGO (SCM_REALP (fill), badarg2);
+ f = SCM_REAL_VALUE (fill);
+ for (i = base; n--; i += inc)
+ ve[i] = f;
+ break;
+ }
+ case scm_tc7_cvect:
+ { /* scope */
+ double fr, fi;
+ double (*ve)[2] = (double (*)[2]) SCM_VELTS (ra);
+ SCM_ASRTGO (SCM_INEXACTP (fill), badarg2);
+ if (SCM_REALP (fill)) {
+ fr = SCM_REAL_VALUE (fill);
+ fi = 0.0;
+ } else {
+ fr = SCM_COMPLEX_REAL (fill);
+ fi = SCM_COMPLEX_IMAG (fill);
+ }
+ for (i = base; n--; i += inc)
+ {
+ ve[i][0] = fr;
+ ve[i][1] = fi;
+ }
+ break;
+ }
+ }
+ return 1;
+}
+#undef FUNC_NAME
+
+
+
+static int
+racp (SCM src, SCM dst)
+{
+ long n = (SCM_ARRAY_DIMS (src)->ubnd - SCM_ARRAY_DIMS (src)->lbnd + 1);
+ long inc_d, inc_s = SCM_ARRAY_DIMS (src)->inc;
+ unsigned long i_d, i_s = SCM_ARRAY_BASE (src);
+ dst = SCM_CAR (dst);
+ inc_d = SCM_ARRAY_DIMS (dst)->inc;
+ i_d = SCM_ARRAY_BASE (dst);
+ src = SCM_ARRAY_V (src);
+ dst = SCM_ARRAY_V (dst);
+
+ switch SCM_TYP7 (dst)
+ {
+ default:
+ gencase:
+ case scm_tc7_vector:
+ case scm_tc7_wvect:
+
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ scm_array_set_x (dst,
+ scm_cvref (src, i_s, SCM_UNDEFINED),
+ SCM_MAKINUM (i_d));
+ break;
+ case scm_tc7_string:
+ if (SCM_TYP7 (src) != scm_tc7_string)
+ goto gencase;
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ SCM_STRING_CHARS (dst)[i_d] = SCM_STRING_CHARS (src)[i_s];
+ break;
+ case scm_tc7_byvect:
+ if (SCM_TYP7 (src) != scm_tc7_byvect)
+ goto gencase;
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ ((char *) SCM_UVECTOR_BASE (dst))[i_d]
+ = ((char *) SCM_UVECTOR_BASE (src))[i_s];
+ break;
+ case scm_tc7_bvect:
+ if (SCM_TYP7 (src) != scm_tc7_bvect)
+ goto gencase;
+ if (1 == inc_d && 1 == inc_s && i_s % SCM_LONG_BIT == i_d % SCM_LONG_BIT && n >= SCM_LONG_BIT)
+ {
+ long *sv = (long *) SCM_VELTS (src);
+ long *dv = (long *) SCM_VELTS (dst);
+ sv += i_s / SCM_LONG_BIT;
+ dv += i_d / SCM_LONG_BIT;
+ if (i_s % SCM_LONG_BIT)
+ { /* leading partial word */
+ *dv = (*dv & ~(~0L << (i_s % SCM_LONG_BIT))) | (*sv & (~0L << (i_s % SCM_LONG_BIT)));
+ dv++;
+ sv++;
+ n -= SCM_LONG_BIT - (i_s % SCM_LONG_BIT);
+ }
+ IVDEP (src != dst,
+ for (; n >= SCM_LONG_BIT; n -= SCM_LONG_BIT, sv++, dv++)
+ *dv = *sv;)
+ if (n) /* trailing partial word */
+ *dv = (*dv & (~0L << n)) | (*sv & ~(~0L << n));
+ }
+ else
+ {
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ if (SCM_BITVEC_REF(src, i_s))
+ SCM_BITVEC_SET(dst, i_d);
+ else
+ SCM_BITVEC_CLR(dst, i_d);
+ }
+ break;
+ case scm_tc7_uvect:
+ if (scm_tc7_uvect != SCM_TYP7 (src))
+ goto gencase;
+ else
+ {
+ long *d = (long *) SCM_VELTS (dst), *s = (long *) SCM_VELTS (src);
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ d[i_d] = s[i_s];)
+ break;
+ }
+ case scm_tc7_ivect:
+ if (scm_tc7_uvect != SCM_TYP7 (src) && scm_tc7_ivect != SCM_TYP7 (src))
+ goto gencase;
+ else
+ {
+ long *d = (long *) SCM_VELTS (dst), *s = (long *) SCM_VELTS (src);
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ d[i_d] = s[i_s];)
+ break;
+ }
+ case scm_tc7_fvect:
+ {
+ float *d = (float *) SCM_VELTS (dst);
+ float *s = (float *) SCM_VELTS (src);
+ switch SCM_TYP7
+ (src)
+ {
+ default:
+ goto gencase;
+ case scm_tc7_ivect:
+ case scm_tc7_uvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ d[i_d] = ((long *) s)[i_s];)
+ break;
+ case scm_tc7_fvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ d[i_d] = s[i_s];)
+ break;
+ case scm_tc7_dvect:
+ IVDEP (src !=dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ d[i_d] = ((double *) s)[i_s];)
+ break;
+ }
+ break;
+ }
+ case scm_tc7_dvect:
+ {
+ double *d = (double *) SCM_VELTS (dst);
+ double *s = (double *) SCM_VELTS (src);
+ switch SCM_TYP7
+ (src)
+ {
+ default:
+ goto gencase;
+ case scm_tc7_ivect:
+ case scm_tc7_uvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ d[i_d] = ((long *) s)[i_s];)
+ break;
+ case scm_tc7_fvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ d[i_d] = ((float *) s)[i_s];)
+ break;
+ case scm_tc7_dvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ d[i_d] = s[i_s];)
+ break;
+ }
+ break;
+ }
+ case scm_tc7_cvect:
+ {
+ double (*d)[2] = (double (*)[2]) SCM_VELTS (dst);
+ double (*s)[2] = (double (*)[2]) SCM_VELTS (src);
+ switch SCM_TYP7
+ (src)
+ {
+ default:
+ goto gencase;
+ case scm_tc7_ivect:
+ case scm_tc7_uvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ {
+ d[i_d][0] = ((long *) s)[i_s];
+ d[i_d][1] = 0.0;
+ })
+ break;
+ case scm_tc7_fvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ {
+ d[i_d][0] = ((float *) s)[i_s];
+ d[i_d][1] = 0.0;
+ })
+ break;
+ case scm_tc7_dvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ {
+ d[i_d][0] = ((double *) s)[i_s];
+ d[i_d][1] = 0.0;
+ })
+ break;
+ case scm_tc7_cvect:
+ IVDEP (src != dst,
+ for (; n-- > 0; i_s += inc_s, i_d += inc_d)
+ {
+ d[i_d][0] = s[i_s][0];
+ d[i_d][1] = s[i_s][1];
+ })
+ }
+ break;
+ }
+ }
+ return 1;
+}
+
+
+SCM_REGISTER_PROC(s_array_copy_in_order_x, "array-copy-in-order!", 2, 0, 0, scm_array_copy_x);
+
+
+SCM_DEFINE (scm_array_copy_x, "array-copy!", 2, 0, 0,
+ (SCM src, SCM dst),
+ "@deffnx {Scheme Procedure} array-copy-in-order! src dst\n"
+ "Copy every element from vector or array @var{source} to the\n"
+ "corresponding element of @var{destination}. @var{destination} must have\n"
+ "the same rank as @var{source}, and be at least as large in each\n"
+ "dimension. The order is unspecified.")
+#define FUNC_NAME s_scm_array_copy_x
+{
+ scm_ramapc (racp, SCM_UNDEFINED, src, scm_cons (dst, SCM_EOL), FUNC_NAME);
+ return SCM_UNSPECIFIED;
+}
+#undef FUNC_NAME
+
+/* Functions callable by ARRAY-MAP! */
+
+
+int
+scm_ra_eqp (SCM ra0, SCM ras)
+{
+ SCM ra1 = SCM_CAR (ras), ra2 = SCM_CAR (SCM_CDR (ras));
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1), i2 = SCM_ARRAY_BASE (ra2);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ long inc2 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ ra1 = SCM_ARRAY_V (ra1);
+ ra2 = SCM_ARRAY_V (ra2);
+ switch (SCM_TYP7 (ra1) == SCM_TYP7 (ra2) ? SCM_TYP7 (ra1) : 0)
+ {
+ default:
+ {
+ SCM e1 = SCM_UNDEFINED, e2 = SCM_UNDEFINED;
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (SCM_FALSEP(scm_eq_p (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2))))
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ }
+ case scm_tc7_uvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (((unsigned long *) SCM_VELTS (ra1))[i1] != ((unsigned long *) SCM_VELTS (ra2))[i2])
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ case scm_tc7_ivect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (((signed long *) SCM_VELTS (ra1))[i1] != ((signed long *) SCM_VELTS (ra2))[i2])
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ case scm_tc7_fvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (((float *) SCM_VELTS (ra1))[i1] != ((float *) SCM_VELTS (ra2))[i2])
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ case scm_tc7_dvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (((double *) SCM_VELTS (ra1))[i1] != ((double *) SCM_VELTS (ra2))[i2])
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ case scm_tc7_cvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (((double *) SCM_VELTS (ra1))[2 * i1] != ((double *) SCM_VELTS (ra2))[2 * i2] ||
+ ((double *) SCM_VELTS (ra1))[2 * i1 + 1] != ((double *) SCM_VELTS (ra2))[2 * i2 + 1])
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ }
+ return 1;
+}
+
+/* opt 0 means <, nonzero means >= */
+
+static int
+ra_compare (SCM ra0, SCM ra1, SCM ra2, int opt)
+{
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1), i2 = SCM_ARRAY_BASE (ra2);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ long inc2 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ ra1 = SCM_ARRAY_V (ra1);
+ ra2 = SCM_ARRAY_V (ra2);
+ switch (SCM_TYP7 (ra1) == SCM_TYP7 (ra2) ? SCM_TYP7 (ra1) : 0)
+ {
+ default:
+ {
+ SCM e1 = SCM_UNDEFINED, e2 = SCM_UNDEFINED;
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (opt ?
+ SCM_NFALSEP (scm_less_p (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2))) :
+ SCM_FALSEP (scm_less_p (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2))))
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ }
+ case scm_tc7_uvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ {
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (opt ?
+ ((unsigned long *) SCM_VELTS (ra1))[i1] < ((unsigned long *) SCM_VELTS (ra2))[i2] :
+ ((unsigned long *) SCM_VELTS (ra1))[i1] >= ((unsigned long *) SCM_VELTS (ra2))[i2])
+ SCM_BITVEC_CLR (ra0, i0);
+ }
+ break;
+ case scm_tc7_ivect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ {
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (opt ?
+ ((signed long *) SCM_VELTS (ra1))[i1] < ((signed long *) SCM_VELTS (ra2))[i2] :
+ ((signed long *) SCM_VELTS (ra1))[i1] >= ((signed long *) SCM_VELTS (ra2))[i2])
+ SCM_BITVEC_CLR (ra0, i0);
+ }
+ break;
+ case scm_tc7_fvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF(ra0, i0))
+ if (opt ?
+ ((float *) SCM_VELTS (ra1))[i1] < ((float *) SCM_VELTS (ra2))[i2] :
+ ((float *) SCM_VELTS (ra1))[i1] >= ((float *) SCM_VELTS (ra2))[i2])
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ case scm_tc7_dvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (opt ?
+ ((double *) SCM_VELTS (ra1))[i1] < ((double *) SCM_VELTS (ra2))[i2] :
+ ((double *) SCM_VELTS (ra1))[i1] >= ((double *) SCM_VELTS (ra2))[i2])
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ }
+ return 1;
+}
+
+
+
+int
+scm_ra_lessp (SCM ra0, SCM ras)
+{
+ return ra_compare (ra0, SCM_CAR (ras), SCM_CAR (SCM_CDR (ras)), 0);
+}
+
+
+int
+scm_ra_leqp (SCM ra0, SCM ras)
+{
+ return ra_compare (ra0, SCM_CAR (SCM_CDR (ras)), SCM_CAR (ras), 1);
+}
+
+
+int
+scm_ra_grp (SCM ra0, SCM ras)
+{
+ return ra_compare (ra0, SCM_CAR (SCM_CDR (ras)), SCM_CAR (ras), 0);
+}
+
+
+int
+scm_ra_greqp (SCM ra0, SCM ras)
+{
+ return ra_compare (ra0, SCM_CAR (ras), SCM_CAR (SCM_CDR (ras)), 1);
+}
+
+
+int
+scm_ra_sum (SCM ra0, SCM ras)
+{
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ if (SCM_NNULLP(ras))
+ {
+ SCM ra1 = SCM_CAR (ras);
+ unsigned long i1 = SCM_ARRAY_BASE (ra1);
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra1 = SCM_ARRAY_V (ra1);
+ switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0)
+ {
+ default:
+ {
+ SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, scm_sum (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)),
+ SCM_MAKINUM (i0));
+ break;
+ }
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ BINARY_ELTS_CODE( +=, long);
+ case scm_tc7_fvect:
+ BINARY_ELTS_CODE( +=, float);
+ case scm_tc7_dvect:
+ BINARY_ELTS_CODE( +=, double);
+ case scm_tc7_cvect:
+ BINARY_PAIR_ELTS_CODE( +=, double);
+ }
+ }
+ return 1;
+}
+
+
+
+int
+scm_ra_difference (SCM ra0, SCM ras)
+{
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ if (SCM_NULLP (ras))
+ {
+ switch (SCM_TYP7 (ra0))
+ {
+ default:
+ {
+ SCM e0 = SCM_UNDEFINED;
+ for (; n-- > 0; i0 += inc0)
+ scm_array_set_x (ra0,
+ scm_difference (RVREF (ra0, i0, e0), SCM_UNDEFINED),
+ SCM_MAKINUM (i0));
+ break;
+ }
+ case scm_tc7_fvect:
+ UNARY_ELTS_CODE( = -, float);
+ case scm_tc7_dvect:
+ UNARY_ELTS_CODE( = -, double);
+ case scm_tc7_cvect:
+ UNARY_PAIR_ELTS_CODE( = -, double);
+ }
+ }
+ else
+ {
+ SCM ra1 = SCM_CAR (ras);
+ unsigned long i1 = SCM_ARRAY_BASE (ra1);
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra1 = SCM_ARRAY_V (ra1);
+ switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0)
+ {
+ default:
+ {
+ SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, scm_difference (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)), SCM_MAKINUM (i0));
+ break;
+ }
+ case scm_tc7_fvect:
+ BINARY_ELTS_CODE( -=, float);
+ case scm_tc7_dvect:
+ BINARY_ELTS_CODE( -=, double);
+ case scm_tc7_cvect:
+ BINARY_PAIR_ELTS_CODE( -=, double);
+ }
+ }
+ return 1;
+}
+
+
+
+int
+scm_ra_product (SCM ra0, SCM ras)
+{
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ if (SCM_NNULLP (ras))
+ {
+ SCM ra1 = SCM_CAR (ras);
+ unsigned long i1 = SCM_ARRAY_BASE (ra1);
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra1 = SCM_ARRAY_V (ra1);
+ switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0)
+ {
+ default:
+ {
+ SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, scm_product (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)),
+ SCM_MAKINUM (i0));
+ break;
+ }
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ BINARY_ELTS_CODE( *=, long);
+ case scm_tc7_fvect:
+ BINARY_ELTS_CODE( *=, float);
+ case scm_tc7_dvect:
+ BINARY_ELTS_CODE( *=, double);
+ case scm_tc7_cvect:
+ {
+ double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
+ register double r;
+ double (*v1)[2] = (double (*)[2]) SCM_VELTS (ra1);
+ IVDEP (ra0 != ra1,
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ {
+ r = v0[i0][0] * v1[i1][0] - v0[i0][1] * v1[i1][1];
+ v0[i0][1] = v0[i0][0] * v1[i1][1] + v0[i0][1] * v1[i1][0];
+ v0[i0][0] = r;
+ }
+ );
+ break;
+ }
+ }
+ }
+ return 1;
+}
+
+
+int
+scm_ra_divide (SCM ra0, SCM ras)
+{
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ if (SCM_NULLP (ras))
+ {
+ switch (SCM_TYP7 (ra0))
+ {
+ default:
+ {
+ SCM e0 = SCM_UNDEFINED;
+ for (; n-- > 0; i0 += inc0)
+ scm_array_set_x (ra0, scm_divide (RVREF (ra0, i0, e0), SCM_UNDEFINED), SCM_MAKINUM (i0));
+ break;
+ }
+ case scm_tc7_fvect:
+ UNARY_ELTS_CODE( = 1.0 / , float);
+ case scm_tc7_dvect:
+ UNARY_ELTS_CODE( = 1.0 / , double);
+ case scm_tc7_cvect:
+ {
+ register double d;
+ double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
+ for (; n-- > 0; i0 += inc0)
+ {
+ d = v0[i0][0] * v0[i0][0] + v0[i0][1] * v0[i0][1];
+ v0[i0][0] /= d;
+ v0[i0][1] /= -d;
+ }
+ break;
+ }
+ }
+ }
+ else
+ {
+ SCM ra1 = SCM_CAR (ras);
+ unsigned long i1 = SCM_ARRAY_BASE (ra1);
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra1 = SCM_ARRAY_V (ra1);
+ switch (SCM_TYP7 (ra0) == SCM_TYP7 (ra1) ? SCM_TYP7 (ra0) : 0)
+ {
+ default:
+ {
+ SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, scm_divide (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)), SCM_MAKINUM (i0));
+ break;
+ }
+ case scm_tc7_fvect:
+ BINARY_ELTS_CODE( /=, float);
+ case scm_tc7_dvect:
+ BINARY_ELTS_CODE( /=, double);
+ case scm_tc7_cvect:
+ {
+ register double d, r;
+ double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0);
+ double (*v1)[2] = (double (*)[2]) SCM_VELTS (ra1);
+ IVDEP (ra0 != ra1,
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ {
+ d = v1[i1][0] * v1[i1][0] + v1[i1][1] * v1[i1][1];
+ r = (v0[i0][0] * v1[i1][0] + v0[i0][1] * v1[i1][1]) / d;
+ v0[i0][1] = (v0[i0][1] * v1[i1][0] - v0[i0][0] * v1[i1][1]) / d;
+ v0[i0][0] = r;
+ }
+ )
+ break;
+ }
+ }
+ }
+ return 1;
+}
+
+
+int
+scm_array_identity (SCM dst, SCM src)
+{
+ return racp (SCM_CAR (src), scm_cons (dst, SCM_EOL));
+}
+
+
+
+static int
+ramap (SCM ra0, SCM proc, SCM ras)
+{
+ long i = SCM_ARRAY_DIMS (ra0)->lbnd;
+ long inc = SCM_ARRAY_DIMS (ra0)->inc;
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd;
+ long base = SCM_ARRAY_BASE (ra0) - i * inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ if (SCM_NULLP (ras))
+ for (; i <= n; i++)
+ scm_array_set_x (ra0, scm_call_0 (proc), SCM_MAKINUM (i * inc + base));
+ else
+ {
+ SCM ra1 = SCM_CAR (ras);
+ SCM args;
+ SCM const *ve = &ras;
+ unsigned long k, i1 = SCM_ARRAY_BASE (ra1);
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra1 = SCM_ARRAY_V (ra1);
+ ras = SCM_CDR (ras);
+ if (SCM_NULLP(ras))
+ ras = scm_nullvect;
+ else
+ {
+ ras = scm_vector (ras);
+ ve = SCM_VELTS (ras);
+ }
+
+ for (; i <= n; i++, i1 += inc1)
+ {
+ args = SCM_EOL;
+ for (k = SCM_INUM (scm_uniform_vector_length (ras)); k--;)
+ args = scm_cons (scm_uniform_vector_ref (ve[k], SCM_MAKINUM (i)), args);
+ args = scm_cons (scm_cvref (ra1, i1, SCM_UNDEFINED), args);
+ scm_array_set_x (ra0, scm_apply_0 (proc, args), SCM_MAKINUM (i * inc + base));
+ }
+ }
+ return 1;
+}
+
+
+static int
+ramap_cxr (SCM ra0, SCM proc, SCM ras)
+{
+ SCM ra1 = SCM_CAR (ras);
+ SCM e1 = SCM_UNDEFINED;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc, inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra1)->lbnd + 1;
+ ra0 = SCM_ARRAY_V (ra0);
+ ra1 = SCM_ARRAY_V (ra1);
+ switch (SCM_TYP7 (ra0))
+ {
+ default:
+ gencase:
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, scm_call_1 (proc, RVREF (ra1, i1, e1)), SCM_MAKINUM (i0));
+ break;
+ case scm_tc7_fvect:
+ {
+ float *dst = (float *) SCM_VELTS (ra0);
+ switch (SCM_TYP7 (ra1))
+ {
+ default:
+ goto gencase;
+ case scm_tc7_fvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ dst[i0] = SCM_DSUBRF (proc) ((double) ((float *) SCM_VELTS (ra1))[i1]);
+ break;
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ dst[i0] = SCM_DSUBRF (proc) (SCM_UNPACK (SCM_VELTS (ra1)[i1]));
+ break;
+ }
+ break;
+ }
+ case scm_tc7_dvect:
+ {
+ double *dst = (double *) SCM_VELTS (ra0);
+ switch (SCM_TYP7 (ra1))
+ {
+ default:
+ goto gencase;
+ case scm_tc7_dvect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ dst[i0] = SCM_DSUBRF (proc) (((double *) SCM_VELTS (ra1))[i1]);
+ break;
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ dst[i0] = SCM_DSUBRF (proc) (SCM_UNPACK (SCM_VELTS (ra1)[i1]));
+ break;
+ }
+ break;
+ }
+ }
+ return 1;
+}
+
+
+
+static int
+ramap_rp (SCM ra0, SCM proc, SCM ras)
+{
+ SCM ra1 = SCM_CAR (ras), ra2 = SCM_CAR (SCM_CDR (ras));
+ SCM e1 = SCM_UNDEFINED, e2 = SCM_UNDEFINED;
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1), i2 = SCM_ARRAY_BASE (ra2);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ long inc2 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ ra1 = SCM_ARRAY_V (ra1);
+ ra2 = SCM_ARRAY_V (ra2);
+ switch (SCM_TYP7 (ra1) == SCM_TYP7 (ra2) ? SCM_TYP7 (ra1) : 0)
+ {
+ default:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ if (SCM_FALSEP (SCM_SUBRF (proc) (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2))))
+ SCM_BITVEC_CLR (ra0, i0);
+ break;
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ {
+ /* DIRK:FIXME:: There should be a way to access the elements
+ of a cell as raw data. Further: How can we be sure that
+ the values fit into an inum?
+ */
+ SCM n1 = SCM_MAKINUM (((long *) SCM_UNPACK (SCM_CDR (ra1)))[i1]);
+ SCM n2 = SCM_MAKINUM (((long *) SCM_UNPACK (SCM_CDR (ra2)))[i2]);
+ if (SCM_FALSEP (SCM_SUBRF (proc) (n1, n2)))
+ SCM_BITVEC_CLR (ra0, i0);
+ }
+ break;
+ case scm_tc7_fvect:
+ {
+ SCM a1 = scm_make_real (1.0), a2 = scm_make_real (1.0);
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ {
+ SCM_REAL_VALUE (a1) = ((float *) SCM_VELTS (ra1))[i1];
+ SCM_REAL_VALUE (a2) = ((float *) SCM_VELTS (ra2))[i2];
+ if (SCM_FALSEP (SCM_SUBRF (proc) (a1, a2)))
+ SCM_BITVEC_CLR (ra0, i0);
+ }
+ break;
+ }
+ case scm_tc7_dvect:
+ {
+ SCM a1 = scm_make_real (1.0 / 3.0);
+ SCM a2 = scm_make_real (1.0 / 3.0);
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ {
+ SCM_REAL_VALUE (a1) = ((double *) SCM_VELTS (ra1))[i1];
+ SCM_REAL_VALUE (a2) = ((double *) SCM_VELTS (ra2))[i2];
+ if (SCM_FALSEP (SCM_SUBRF (proc) (a1, a2)))
+ SCM_BITVEC_CLR (ra0, i0);
+ }
+ break;
+ }
+ case scm_tc7_cvect:
+ {
+ SCM a1 = scm_make_complex (1.0, 1.0);
+ SCM a2 = scm_make_complex (1.0, 1.0);
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ if (SCM_BITVEC_REF (ra0, i0))
+ {
+ SCM_COMPLEX_REAL (a1) = ((double *) SCM_VELTS (ra1))[2 * i1];
+ SCM_COMPLEX_IMAG (a1) = ((double *) SCM_VELTS (ra1))[2 * i1 + 1];
+ SCM_COMPLEX_REAL (a2) = ((double *) SCM_VELTS (ra2))[2 * i2];
+ SCM_COMPLEX_IMAG (a2) = ((double *) SCM_VELTS (ra2))[2 * i2 + 1];
+ if (SCM_FALSEP (SCM_SUBRF (proc) (a1, a2)))
+ SCM_BITVEC_CLR (ra0, i0);
+ }
+ break;
+ }
+ }
+ return 1;
+}
+
+
+
+static int
+ramap_1 (SCM ra0, SCM proc, SCM ras)
+{
+ SCM ra1 = SCM_CAR (ras);
+ SCM e1 = SCM_UNDEFINED;
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc, inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ ra1 = SCM_ARRAY_V (ra1);
+ if (scm_tc7_vector == SCM_TYP7 (ra0) || scm_tc7_wvect == SCM_TYP7 (ra0))
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, SCM_SUBRF (proc) (scm_cvref (ra1, i1, SCM_UNDEFINED)), SCM_MAKINUM (i0));
+ else
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, SCM_SUBRF (proc) (RVREF (ra1, i1, e1)), SCM_MAKINUM (i0));
+ return 1;
+}
+
+
+
+static int
+ramap_2o (SCM ra0, SCM proc, SCM ras)
+{
+ SCM ra1 = SCM_CAR (ras);
+ SCM e1 = SCM_UNDEFINED;
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0), i1 = SCM_ARRAY_BASE (ra1);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc, inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ ra1 = SCM_ARRAY_V (ra1);
+ ras = SCM_CDR (ras);
+ if (SCM_NULLP (ras))
+ {
+ if (scm_tc7_vector == SCM_TYP7 (ra0)
+ || scm_tc7_wvect == SCM_TYP7 (ra0))
+
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, SCM_SUBRF (proc) (scm_cvref (ra1, i1, SCM_UNDEFINED), SCM_UNDEFINED),
+ SCM_MAKINUM (i0));
+ else
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, SCM_SUBRF (proc) (RVREF (ra1, i1, e1), SCM_UNDEFINED),
+ SCM_MAKINUM (i0));
+ }
+ else
+ {
+ SCM ra2 = SCM_CAR (ras);
+ SCM e2 = SCM_UNDEFINED;
+ unsigned long i2 = SCM_ARRAY_BASE (ra2);
+ long inc2 = SCM_ARRAY_DIMS (ra2)->inc;
+ ra2 = SCM_ARRAY_V (ra2);
+ if (scm_tc7_vector == SCM_TYP7 (ra0) || scm_tc7_wvect == SCM_TYP7 (ra0))
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ scm_array_set_x (ra0,
+ SCM_SUBRF (proc) (scm_cvref (ra1, i1, SCM_UNDEFINED), scm_cvref (ra2, i2, SCM_UNDEFINED)),
+ SCM_MAKINUM (i0));
+ else
+ for (; n-- > 0; i0 += inc0, i1 += inc1, i2 += inc2)
+ scm_array_set_x (ra0,
+ SCM_SUBRF (proc) (RVREF (ra1, i1, e1), RVREF (ra2, i2, e2)),
+ SCM_MAKINUM (i0));
+ }
+ return 1;
+}
+
+
+
+static int
+ramap_a (SCM ra0, SCM proc, SCM ras)
+{
+ SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ if (SCM_NULLP (ras))
+ for (; n-- > 0; i0 += inc0)
+ scm_array_set_x (ra0, SCM_SUBRF (proc) (RVREF (ra0, i0, e0), SCM_UNDEFINED), SCM_MAKINUM (i0));
+ else
+ {
+ SCM ra1 = SCM_CAR (ras);
+ unsigned long i1 = SCM_ARRAY_BASE (ra1);
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra1 = SCM_ARRAY_V (ra1);
+ for (; n-- > 0; i0 += inc0, i1 += inc1)
+ scm_array_set_x (ra0, SCM_SUBRF (proc) (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1)),
+ SCM_MAKINUM (i0));
+ }
+ return 1;
+}
+
+
+SCM_REGISTER_PROC(s_array_map_in_order_x, "array-map-in-order!", 2, 0, 1, scm_array_map_x);
+
+
+SCM_DEFINE (scm_array_map_x, "array-map!", 2, 0, 1,
+ (SCM ra0, SCM proc, SCM lra),
+ "@deffnx {Scheme Procedure} array-map-in-order! ra0 proc . lra\n"
+ "@var{array1}, @dots{} must have the same number of dimensions as\n"
+ "@var{array0} and have a range for each index which includes the range\n"
+ "for the corresponding index in @var{array0}. @var{proc} is applied to\n"
+ "each tuple of elements of @var{array1} @dots{} and the result is stored\n"
+ "as the corresponding element in @var{array0}. The value returned is\n"
+ "unspecified. The order of application is unspecified.")
+#define FUNC_NAME s_scm_array_map_x
+{
+ SCM_VALIDATE_PROC (2, proc);
+ SCM_VALIDATE_REST_ARGUMENT (lra);
+ switch (SCM_TYP7 (proc))
+ {
+ default:
+ gencase:
+ scm_ramapc (ramap, proc, ra0, lra, FUNC_NAME);
+ return SCM_UNSPECIFIED;
+ case scm_tc7_subr_1:
+ scm_ramapc (ramap_1, proc, ra0, lra, FUNC_NAME);
+ return SCM_UNSPECIFIED;
+ case scm_tc7_subr_2:
+ case scm_tc7_subr_2o:
+ scm_ramapc (ramap_2o, proc, ra0, lra, FUNC_NAME);
+ return SCM_UNSPECIFIED;
+ case scm_tc7_cxr:
+ if (!SCM_SUBRF (proc))
+ goto gencase;
+ scm_ramapc (ramap_cxr, proc, ra0, lra, FUNC_NAME);
+ return SCM_UNSPECIFIED;
+ case scm_tc7_rpsubr:
+ {
+ ra_iproc *p;
+ if (SCM_FALSEP (scm_array_p (ra0, SCM_BOOL_T)))
+ goto gencase;
+ scm_array_fill_x (ra0, SCM_BOOL_T);
+ for (p = ra_rpsubrs; p->name; p++)
+ if (SCM_EQ_P (proc, p->sproc))
+ {
+ while (SCM_NNULLP (lra) && SCM_NNULLP (SCM_CDR (lra)))
+ {
+ scm_ramapc (p->vproc, SCM_UNDEFINED, ra0, lra, FUNC_NAME);
+ lra = SCM_CDR (lra);
+ }
+ return SCM_UNSPECIFIED;
+ }
+ while (SCM_NNULLP (lra) && SCM_NNULLP (SCM_CDR (lra)))
+ {
+ scm_ramapc (ramap_rp, proc, ra0, lra, FUNC_NAME);
+ lra = SCM_CDR (lra);
+ }
+ return SCM_UNSPECIFIED;
+ }
+ case scm_tc7_asubr:
+ if (SCM_NULLP (lra))
+ {
+ SCM prot, fill = SCM_SUBRF (proc) (SCM_UNDEFINED, SCM_UNDEFINED);
+ if (SCM_INUMP(fill))
+ {
+ prot = scm_array_prototype (ra0);
+ if (SCM_INEXACTP (prot))
+ fill = scm_make_real ((double) SCM_INUM (fill));
+ }
+
+ scm_array_fill_x (ra0, fill);
+ }
+ else
+ {
+ SCM tail, ra1 = SCM_CAR (lra);
+ SCM v0 = (SCM_ARRAYP (ra0) ? SCM_ARRAY_V (ra0) : ra0);
+ ra_iproc *p;
+ /* Check to see if order might matter.
+ This might be an argument for a separate
+ SERIAL-ARRAY-MAP! */
+ if (SCM_EQ_P (v0, ra1)
+ || (SCM_ARRAYP (ra1) && SCM_EQ_P (v0, SCM_ARRAY_V (ra1))))
+ if (!SCM_EQ_P (ra0, ra1)
+ || (SCM_ARRAYP(ra0) && !SCM_ARRAY_CONTP(ra0)))
+ goto gencase;
+ for (tail = SCM_CDR (lra); SCM_NNULLP (tail); tail = SCM_CDR (tail))
+ {
+ ra1 = SCM_CAR (tail);
+ if (SCM_EQ_P (v0, ra1)
+ || (SCM_ARRAYP (ra1) && SCM_EQ_P (v0, SCM_ARRAY_V (ra1))))
+ goto gencase;
+ }
+ for (p = ra_asubrs; p->name; p++)
+ if (SCM_EQ_P (proc, p->sproc))
+ {
+ if (!SCM_EQ_P (ra0, SCM_CAR (lra)))
+ scm_ramapc (scm_array_identity, SCM_UNDEFINED, ra0, scm_cons (SCM_CAR (lra), SCM_EOL), FUNC_NAME);
+ lra = SCM_CDR (lra);
+ while (1)
+ {
+ scm_ramapc (p->vproc, SCM_UNDEFINED, ra0, lra, FUNC_NAME);
+ if (SCM_IMP (lra) || SCM_IMP (SCM_CDR (lra)))
+ return SCM_UNSPECIFIED;
+ lra = SCM_CDR (lra);
+ }
+ }
+ scm_ramapc (ramap_2o, proc, ra0, lra, FUNC_NAME);
+ lra = SCM_CDR (lra);
+ if (SCM_NIMP (lra))
+ for (lra = SCM_CDR (lra); SCM_NIMP (lra); lra = SCM_CDR (lra))
+ scm_ramapc (ramap_a, proc, ra0, lra, FUNC_NAME);
+ }
+ return SCM_UNSPECIFIED;
+ }
+}
+#undef FUNC_NAME
+
+
+static int
+rafe (SCM ra0, SCM proc, SCM ras)
+{
+ long i = SCM_ARRAY_DIMS (ra0)->lbnd;
+ unsigned long i0 = SCM_ARRAY_BASE (ra0);
+ long inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ long n = SCM_ARRAY_DIMS (ra0)->ubnd;
+ ra0 = SCM_ARRAY_V (ra0);
+ if (SCM_NULLP (ras))
+ for (; i <= n; i++, i0 += inc0)
+ scm_call_1 (proc, scm_cvref (ra0, i0, SCM_UNDEFINED));
+ else
+ {
+ SCM ra1 = SCM_CAR (ras);
+ SCM args;
+ SCM const*ve = &ras;
+ unsigned long k, i1 = SCM_ARRAY_BASE (ra1);
+ long inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra1 = SCM_ARRAY_V (ra1);
+ ras = SCM_CDR (ras);
+ if (SCM_NULLP(ras))
+ ras = scm_nullvect;
+ else
+ {
+ ras = scm_vector (ras);
+ ve = SCM_VELTS (ras);
+ }
+ for (; i <= n; i++, i0 += inc0, i1 += inc1)
+ {
+ args = SCM_EOL;
+ for (k = SCM_INUM (scm_uniform_vector_length (ras)); k--;)
+ args = scm_cons (scm_uniform_vector_ref (ve[k], SCM_MAKINUM (i)), args);
+ args = scm_cons2 (scm_cvref (ra0, i0, SCM_UNDEFINED), scm_cvref (ra1, i1, SCM_UNDEFINED), args);
+ scm_apply_0 (proc, args);
+ }
+ }
+ return 1;
+}
+
+
+SCM_DEFINE (scm_array_for_each, "array-for-each", 2, 0, 1,
+ (SCM proc, SCM ra0, SCM lra),
+ "Apply @var{proc} to each tuple of elements of @var{array0} @dots{}\n"
+ "in row-major order. The value returned is unspecified.")
+#define FUNC_NAME s_scm_array_for_each
+{
+ SCM_VALIDATE_PROC (1, proc);
+ SCM_VALIDATE_REST_ARGUMENT (lra);
+ scm_ramapc (rafe, proc, ra0, lra, FUNC_NAME);
+ return SCM_UNSPECIFIED;
+}
+#undef FUNC_NAME
+
+SCM_DEFINE (scm_array_index_map_x, "array-index-map!", 2, 0, 0,
+ (SCM ra, SCM proc),
+ "Apply @var{proc} to the indices of each element of @var{array} in\n"
+ "turn, storing the result in the corresponding element. The value\n"
+ "returned and the order of application are unspecified.\n\n"
+ "One can implement @var{array-indexes} as\n"
+ "@lisp\n"
+ "(define (array-indexes array)\n"
+ " (let ((ra (apply make-array #f (array-shape array))))\n"
+ " (array-index-map! ra (lambda x x))\n"
+ " ra))\n"
+ "@end lisp\n"
+ "Another example:\n"
+ "@lisp\n"
+ "(define (apl:index-generator n)\n"
+ " (let ((v (make-uniform-vector n 1)))\n"
+ " (array-index-map! v (lambda (i) i))\n"
+ " v))\n"
+ "@end lisp")
+#define FUNC_NAME s_scm_array_index_map_x
+{
+ unsigned long i;
+ SCM_VALIDATE_NIM (1, ra);
+ SCM_VALIDATE_PROC (2, proc);
+ switch (SCM_TYP7(ra))
+ {
+ default:
+ badarg:SCM_WRONG_TYPE_ARG (1, ra);
+ case scm_tc7_vector:
+ case scm_tc7_wvect:
+ {
+ for (i = 0; i < SCM_VECTOR_LENGTH (ra); i++)
+ SCM_VECTOR_SET(ra, i, scm_call_1 (proc, SCM_MAKINUM (i)));
+ return SCM_UNSPECIFIED;
+ }
+ case scm_tc7_string:
+ case scm_tc7_byvect:
+ case scm_tc7_bvect:
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ case scm_tc7_svect:
+#if SCM_SIZEOF_LONG_LONG != 0
+ case scm_tc7_llvect:
+#endif
+ case scm_tc7_fvect:
+ case scm_tc7_dvect:
+ case scm_tc7_cvect:
+ {
+ unsigned long int length = SCM_INUM (scm_uniform_vector_length (ra));
+ for (i = 0; i < length; i++)
+ scm_array_set_x (ra, scm_call_1 (proc, SCM_MAKINUM (i)),
+ SCM_MAKINUM (i));
+ return SCM_UNSPECIFIED;
+ }
+ case scm_tc7_smob:
+ SCM_ASRTGO (SCM_ARRAYP (ra), badarg);
+ {
+ SCM args = SCM_EOL;
+ SCM inds = scm_make_uve (SCM_ARRAY_NDIM (ra), SCM_MAKINUM (-1L));
+ long *vinds = (long *) SCM_VELTS (inds);
+ int j, k, kmax = SCM_ARRAY_NDIM (ra) - 1;
+ if (kmax < 0)
+ return scm_array_set_x (ra, scm_call_0 (proc), SCM_EOL);
+ for (k = 0; k <= kmax; k++)
+ vinds[k] = SCM_ARRAY_DIMS (ra)[k].lbnd;
+ k = kmax;
+ do
+ {
+ if (k == kmax)
+ {
+ vinds[k] = SCM_ARRAY_DIMS (ra)[k].lbnd;
+ i = cind (ra, inds);
+ for (; vinds[k] <= SCM_ARRAY_DIMS (ra)[k].ubnd; vinds[k]++)
+ {
+ for (j = kmax + 1, args = SCM_EOL; j--;)
+ args = scm_cons (SCM_MAKINUM (vinds[j]), args);
+ scm_array_set_x (SCM_ARRAY_V (ra),
+ scm_apply_0 (proc, args),
+ SCM_MAKINUM (i));
+ i += SCM_ARRAY_DIMS (ra)[k].inc;
+ }
+ k--;
+ continue;
+ }
+ if (vinds[k] < SCM_ARRAY_DIMS (ra)[k].ubnd)
+ {
+ vinds[k]++;
+ k++;
+ continue;
+ }
+ vinds[k] = SCM_ARRAY_DIMS (ra)[k].lbnd - 1;
+ k--;
+ }
+ while (k >= 0);
+ return SCM_UNSPECIFIED;
+ }
+ }
+}
+#undef FUNC_NAME
+
+
+static int
+raeql_1 (SCM ra0, SCM as_equal, SCM ra1)
+{
+ SCM e0 = SCM_UNDEFINED, e1 = SCM_UNDEFINED;
+ unsigned long i0 = 0, i1 = 0;
+ long inc0 = 1, inc1 = 1;
+ unsigned long n;
+ ra1 = SCM_CAR (ra1);
+ if (SCM_ARRAYP(ra0))
+ {
+ n = SCM_ARRAY_DIMS (ra0)->ubnd - SCM_ARRAY_DIMS (ra0)->lbnd + 1;
+ i0 = SCM_ARRAY_BASE (ra0);
+ inc0 = SCM_ARRAY_DIMS (ra0)->inc;
+ ra0 = SCM_ARRAY_V (ra0);
+ }
+ else
+ n = SCM_INUM (scm_uniform_vector_length (ra0));
+ if (SCM_ARRAYP (ra1))
+ {
+ i1 = SCM_ARRAY_BASE (ra1);
+ inc1 = SCM_ARRAY_DIMS (ra1)->inc;
+ ra1 = SCM_ARRAY_V (ra1);
+ }
+ switch (SCM_TYP7 (ra0))
+ {
+ case scm_tc7_vector:
+ case scm_tc7_wvect:
+ default:
+ for (; n--; i0 += inc0, i1 += inc1)
+ {
+ if (SCM_FALSEP (as_equal))
+ {
+ if (SCM_FALSEP (scm_array_equal_p (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1))))
+ return 0;
+ }
+ else if (SCM_FALSEP (scm_equal_p (RVREF (ra0, i0, e0), RVREF (ra1, i1, e1))))
+ return 0;
+ }
+ return 1;
+ case scm_tc7_string:
+ {
+ char *v0 = SCM_STRING_CHARS (ra0) + i0;
+ char *v1 = SCM_STRING_CHARS (ra1) + i1;
+ for (; n--; v0 += inc0, v1 += inc1)
+ if (*v0 != *v1)
+ return 0;
+ return 1;
+ }
+ case scm_tc7_byvect:
+ {
+ char *v0 = ((char *) SCM_UVECTOR_BASE (ra0)) + i0;
+ char *v1 = ((char *) SCM_UVECTOR_BASE (ra1)) + i1;
+ for (; n--; v0 += inc0, v1 += inc1)
+ if (*v0 != *v1)
+ return 0;
+ return 1;
+ }
+ case scm_tc7_bvect:
+ for (; n--; i0 += inc0, i1 += inc1)
+ if (SCM_BITVEC_REF (ra0, i0) != SCM_BITVEC_REF (ra1, i1))
+ return 0;
+ return 1;
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ {
+ long *v0 = (long *) SCM_VELTS (ra0) + i0;
+ long *v1 = (long *) SCM_VELTS (ra1) + i1;
+ for (; n--; v0 += inc0, v1 += inc1)
+ if (*v0 != *v1)
+ return 0;
+ return 1;
+ }
+ case scm_tc7_svect:
+ {
+ short *v0 = (short *) SCM_VELTS (ra0) + i0;
+ short *v1 = (short *) SCM_VELTS (ra1) + i1;
+ for (; n--; v0 += inc0, v1 += inc1)
+ if (*v0 != *v1)
+ return 0;
+ return 1;
+ }
+#if SCM_SIZEOF_LONG_LONG != 0
+ case scm_tc7_llvect:
+ {
+ long long *v0 = (long long *) SCM_VELTS (ra0) + i0;
+ long long *v1 = (long long *) SCM_VELTS (ra1) + i1;
+ for (; n--; v0 += inc0, v1 += inc1)
+ if (*v0 != *v1)
+ return 0;
+ return 1;
+ }
+#endif
+ case scm_tc7_fvect:
+ {
+ float *v0 = (float *) SCM_VELTS (ra0) + i0;
+ float *v1 = (float *) SCM_VELTS (ra1) + i1;
+ for (; n--; v0 += inc0, v1 += inc1)
+ if (*v0 != *v1)
+ return 0;
+ return 1;
+ }
+ case scm_tc7_dvect:
+ {
+ double *v0 = (double *) SCM_VELTS (ra0) + i0;
+ double *v1 = (double *) SCM_VELTS (ra1) + i1;
+ for (; n--; v0 += inc0, v1 += inc1)
+ if (*v0 != *v1)
+ return 0;
+ return 1;
+ }
+ case scm_tc7_cvect:
+ {
+ double (*v0)[2] = (double (*)[2]) SCM_VELTS (ra0) + i0;
+ double (*v1)[2] = (double (*)[2]) SCM_VELTS (ra1) + i1;
+ for (; n--; v0 += inc0, v1 += inc1)
+ {
+ if ((*v0)[0] != (*v1)[0])
+ return 0;
+ if ((*v0)[1] != (*v1)[1])
+ return 0;
+ }
+ return 1;
+ }
+ }
+}
+
+
+
+static int
+raeql (SCM ra0, SCM as_equal, SCM ra1)
+{
+ SCM v0 = ra0, v1 = ra1;
+ scm_t_array_dim dim0, dim1;
+ scm_t_array_dim *s0 = &dim0, *s1 = &dim1;
+ unsigned long bas0 = 0, bas1 = 0;
+ int k, unroll = 1, vlen = 1, ndim = 1;
+ if (SCM_ARRAYP (ra0))
+ {
+ ndim = SCM_ARRAY_NDIM (ra0);
+ s0 = SCM_ARRAY_DIMS (ra0);
+ bas0 = SCM_ARRAY_BASE (ra0);
+ v0 = SCM_ARRAY_V (ra0);
+ }
+ else
+ {
+ s0->inc = 1;
+ s0->lbnd = 0;
+ s0->ubnd = SCM_INUM (scm_uniform_vector_length (v0)) - 1;
+ unroll = 0;
+ }
+ if (SCM_ARRAYP (ra1))
+ {
+ if (ndim != SCM_ARRAY_NDIM (ra1))
+ return 0;
+ s1 = SCM_ARRAY_DIMS (ra1);
+ bas1 = SCM_ARRAY_BASE (ra1);
+ v1 = SCM_ARRAY_V (ra1);
+ }
+ else
+ {
+ /*
+ Huh ? Schizophrenic return type. --hwn
+ */
+ if (1 != ndim)
+ return 0;
+ s1->inc = 1;
+ s1->lbnd = 0;
+ s1->ubnd = SCM_INUM (scm_uniform_vector_length (v1)) - 1;
+ unroll = 0;
+ }
+ if (SCM_TYP7 (v0) != SCM_TYP7 (v1))
+ return 0;
+ for (k = ndim; k--;)
+ {
+ if (s0[k].lbnd != s1[k].lbnd || s0[k].ubnd != s1[k].ubnd)
+ return 0;
+ if (unroll)
+ {
+ unroll = (s0[k].inc == s1[k].inc);
+ vlen *= s0[k].ubnd - s1[k].lbnd + 1;
+ }
+ }
+ if (unroll && bas0 == bas1 && SCM_EQ_P (v0, v1))
+ return 1;
+ return scm_ramapc (raeql_1, as_equal, ra0, scm_cons (ra1, SCM_EOL), "");
+}
+
+
+SCM
+scm_raequal (SCM ra0, SCM ra1)
+{
+ return SCM_BOOL(raeql (ra0, SCM_BOOL_T, ra1));
+}
+
+#if 0
+/* GJB:FIXME:: Why not use SCM_DEFINE1 for array-equal? */
+SCM_DEFINE1 (scm_array_equal_p, "array-equal?", scm_tc7_rpsubr,
+ (SCM ra0, SCM ra1),
+ "Return @code{#t} iff all arguments are arrays with the same\n"
+ "shape, the same type, and have corresponding elements which are\n"
+ "either @code{equal?} or @code{array-equal?}. This function\n"
+ "differs from @code{equal?} in that a one dimensional shared\n"
+ "array may be @var{array-equal?} but not @var{equal?} to a\n"
+ "vector or uniform vector.")
+#define FUNC_NAME s_scm_array_equal_p
+{
+}
+#undef FUNC_NAME
+#endif
+
+static char s_array_equal_p[] = "array-equal?";
+
+
+SCM
+scm_array_equal_p (SCM ra0, SCM ra1)
+{
+ if (SCM_IMP (ra0) || SCM_IMP (ra1))
+ callequal:return scm_equal_p (ra0, ra1);
+ switch (SCM_TYP7(ra0))
+ {
+ default:
+ goto callequal;
+ case scm_tc7_bvect:
+ case scm_tc7_string:
+ case scm_tc7_byvect:
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ case scm_tc7_fvect:
+ case scm_tc7_dvect:
+ case scm_tc7_cvect:
+ case scm_tc7_vector:
+ case scm_tc7_wvect:
+ break;
+ case scm_tc7_smob:
+ if (!SCM_ARRAYP (ra0))
+ goto callequal;
+ }
+ switch (SCM_TYP7 (ra1))
+ {
+ default:
+ goto callequal;
+ case scm_tc7_bvect:
+ case scm_tc7_string:
+ case scm_tc7_byvect:
+ case scm_tc7_uvect:
+ case scm_tc7_ivect:
+ case scm_tc7_fvect:
+ case scm_tc7_dvect:
+ case scm_tc7_cvect:
+ case scm_tc7_vector:
+ case scm_tc7_wvect:
+ break;
+ case scm_tc7_smob:
+ if (!SCM_ARRAYP (ra1))
+ goto callequal;
+ }
+ return SCM_BOOL(raeql (ra0, SCM_BOOL_F, ra1));
+}
+
+
+static void
+init_raprocs (ra_iproc *subra)
+{
+ for (; subra->name; subra++)
+ {
+ SCM sym = scm_str2symbol (subra->name);
+ SCM var =
+ scm_sym2var (sym, scm_current_module_lookup_closure (), SCM_BOOL_F);
+ if (var != SCM_BOOL_F)
+ subra->sproc = SCM_VARIABLE_REF (var);
+ else
+ subra->sproc = SCM_BOOL_F;
+ }
+}
+
+
+void
+scm_init_ramap ()
+{
+ init_raprocs (ra_rpsubrs);
+ init_raprocs (ra_asubrs);
+ scm_c_define_subr (s_array_equal_p, scm_tc7_rpsubr, scm_array_equal_p);
+ scm_smobs[SCM_TC2SMOBNUM (scm_tc16_array)].equalp = scm_raequal;
+#include "libguile/ramap.x"
+ scm_add_feature (s_scm_array_for_each);
+}
+
+/*
+ Local Variables:
+ c-file-style: "gnu"
+ End:
+*/