-/* Copyright (C) 1995,1996,1998,1999,2000,2001, 2006, 2008 Free Software Foundation, Inc.
+/* Copyright (C) 1995,1996,1998,1999,2000,2001, 2006, 2008, 2009, 2010, 2011 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.
+ * modify it under the terms of the GNU Lesser General Public License
+ * as published by the Free Software Foundation; either version 3 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
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301 USA
*/
#include "libguile/eq.h"
#include "libguile/root.h"
#include "libguile/strings.h"
-#include "libguile/lang.h"
#include "libguile/validate.h"
#include "libguile/vectors.h"
-#include "libguile/unif.h"
-#include "libguile/ramap.h"
-#include "libguile/srfi-4.h"
+#include "libguile/arrays.h" /* Hit me with the ugly stick */
+#include "libguile/generalized-vectors.h"
#include "libguile/strings.h"
#include "libguile/srfi-13.h"
#include "libguile/dynwind.h"
#include "libguile/deprecation.h"
+#include "libguile/bdw-gc.h"
+
+
\f
#define VECTOR_MAX_LENGTH (SCM_T_BITS_MAX >> 8)
scm_vector_elements (SCM vec, scm_t_array_handle *h,
size_t *lenp, ssize_t *incp)
{
+ if (SCM_I_WVECTP (vec))
+ scm_wrong_type_arg_msg (NULL, 0, vec, "non-weak vector");
+
scm_generalized_vector_get_handle (vec, h);
if (lenp)
{
scm_vector_writable_elements (SCM vec, scm_t_array_handle *h,
size_t *lenp, ssize_t *incp)
{
+ if (SCM_I_WVECTP (vec))
+ scm_wrong_type_arg_msg (NULL, 0, vec, "non-weak vector");
+
scm_generalized_vector_get_handle (vec, h);
if (lenp)
{
return scm_from_size_t (dim->ubnd - dim->lbnd + 1);
}
else
- SCM_WTA_DISPATCH_1 (g_vector_length, v, 1, NULL);
+ return scm_wta_dispatch_1 (g_vector_length, v, 1, "vector-length");
}
size_t
SCM
scm_c_vector_ref (SCM v, size_t k)
{
- if (SCM_I_IS_VECTOR (v))
+ if (SCM_I_IS_NONWEAK_VECTOR (v))
{
if (k >= SCM_I_VECTOR_LENGTH (v))
- scm_out_of_range (NULL, scm_from_size_t (k));
- return (SCM_I_VECTOR_ELTS(v))[k];
+ scm_out_of_range (NULL, scm_from_size_t (k));
+ return SCM_SIMPLE_VECTOR_REF (v, k);
}
+ else if (SCM_I_WVECTP (v))
+ return scm_c_weak_vector_ref (v, k);
else if (SCM_I_ARRAYP (v) && SCM_I_ARRAY_NDIM (v) == 1)
{
scm_t_array_dim *dim = SCM_I_ARRAY_DIMS (v);
SCM vv = SCM_I_ARRAY_V (v);
- if (SCM_I_IS_VECTOR (vv))
- {
- if (k >= dim->ubnd - dim->lbnd + 1)
- scm_out_of_range (NULL, scm_from_size_t (k));
- k = SCM_I_ARRAY_BASE (v) + k*dim->inc;
- return (SCM_I_VECTOR_ELTS (vv))[k];
- }
- scm_wrong_type_arg_msg (NULL, 0, v, "non-uniform vector");
+
+ k = SCM_I_ARRAY_BASE (v) + k*dim->inc;
+ if (k >= dim->ubnd - dim->lbnd + 1)
+ scm_out_of_range (NULL, scm_from_size_t (k));
+
+ if (SCM_I_IS_NONWEAK_VECTOR (vv))
+ return SCM_SIMPLE_VECTOR_REF (vv, k);
+ else if (SCM_I_WVECTP (vv))
+ return scm_c_weak_vector_ref (vv, k);
+ else
+ scm_wrong_type_arg_msg (NULL, 0, v, "non-uniform vector");
}
else
- SCM_WTA_DISPATCH_2 (g_vector_ref, v, scm_from_size_t (k), 2, NULL);
+ return scm_wta_dispatch_2 (g_vector_ref, v, scm_from_size_t (k), 2,
+ "vector-ref");
}
SCM_GPROC (s_vector_set_x, "vector-set!", 3, 0, 0, scm_vector_set_x, g_vector_set_x);
void
scm_c_vector_set_x (SCM v, size_t k, SCM obj)
{
- if (SCM_I_IS_VECTOR (v))
+ if (SCM_I_IS_NONWEAK_VECTOR (v))
{
if (k >= SCM_I_VECTOR_LENGTH (v))
- scm_out_of_range (NULL, scm_from_size_t (k));
- (SCM_I_VECTOR_WELTS(v))[k] = obj;
+ scm_out_of_range (NULL, scm_from_size_t (k));
+ SCM_SIMPLE_VECTOR_SET (v, k, obj);
}
+ else if (SCM_I_WVECTP (v))
+ scm_c_weak_vector_set_x (v, k, obj);
else if (SCM_I_ARRAYP (v) && SCM_I_ARRAY_NDIM (v) == 1)
{
scm_t_array_dim *dim = SCM_I_ARRAY_DIMS (v);
SCM vv = SCM_I_ARRAY_V (v);
- if (SCM_I_IS_VECTOR (vv))
- {
- if (k >= dim->ubnd - dim->lbnd + 1)
- scm_out_of_range (NULL, scm_from_size_t (k));
- k = SCM_I_ARRAY_BASE (v) + k*dim->inc;
- (SCM_I_VECTOR_WELTS (vv))[k] = obj;
- }
+
+ k = SCM_I_ARRAY_BASE (v) + k*dim->inc;
+ if (k >= dim->ubnd - dim->lbnd + 1)
+ scm_out_of_range (NULL, scm_from_size_t (k));
+
+ if (SCM_I_IS_NONWEAK_VECTOR (vv))
+ SCM_SIMPLE_VECTOR_SET (vv, k, obj);
+ else if (SCM_I_WVECTP (vv))
+ scm_c_weak_vector_set_x (vv, k, obj);
else
scm_wrong_type_arg_msg (NULL, 0, v, "non-uniform vector");
}
else
{
if (SCM_UNPACK (g_vector_set_x))
- scm_apply_generic (g_vector_set_x,
- scm_list_3 (v, scm_from_size_t (k), obj));
+ scm_wta_dispatch_n (g_vector_set_x,
+ scm_list_3 (v, scm_from_size_t (k), obj),
+ 0,
+ "vector-set!");
else
scm_wrong_type_arg_msg (NULL, 0, v, "vector");
}
scm_c_make_vector (size_t k, SCM fill)
#define FUNC_NAME s_scm_make_vector
{
- SCM v;
- SCM *base;
-
- if (k > 0)
- {
- unsigned long int j;
+ SCM vector;
+ unsigned long int j;
- SCM_ASSERT_RANGE (1, scm_from_ulong (k), k <= VECTOR_MAX_LENGTH);
+ SCM_ASSERT_RANGE (1, scm_from_size_t (k), k <= VECTOR_MAX_LENGTH);
- base = scm_gc_malloc (k * sizeof (SCM), "vector");
- for (j = 0; j != k; ++j)
- base[j] = fill;
- }
- else
- base = NULL;
+ vector = scm_words ((k << 8) | scm_tc7_vector, k + 1);
- v = scm_cell ((k << 8) | scm_tc7_vector, (scm_t_bits) base);
- scm_remember_upto_here_1 (fill);
+ for (j = 0; j < k; ++j)
+ SCM_SIMPLE_VECTOR_SET (vector, j, fill);
- return v;
+ return vector;
}
#undef FUNC_NAME
size_t i, len;
ssize_t inc;
const SCM *src;
- SCM *dst;
+ SCM result, *dst;
src = scm_vector_elements (vec, &handle, &len, &inc);
- dst = scm_gc_malloc (len * sizeof (SCM), "vector");
+
+ result = scm_c_make_vector (len, SCM_UNDEFINED);
+ dst = SCM_I_VECTOR_WELTS (result);
for (i = 0; i < len; i++, src += inc)
dst[i] = *src;
+
scm_array_handle_release (&handle);
- return scm_cell ((len << 8) | scm_tc7_vector, (scm_t_bits) dst);
+ return result;
}
#undef FUNC_NAME
-void
-scm_i_vector_free (SCM vec)
-{
- scm_gc_free (SCM_I_VECTOR_WELTS (vec),
- SCM_I_VECTOR_LENGTH (vec) * sizeof(SCM),
- "vector");
-}
-
-/* Allocate memory for a weak vector on behalf of the caller. The allocated
- * vector will be of the given weak vector subtype. It will contain size
- * elements which are initialized with the 'fill' object, or, if 'fill' is
- * undefined, with an unspecified object.
- */
-SCM
-scm_i_allocate_weak_vector (scm_t_bits type, SCM size, SCM fill)
-{
- size_t c_size;
- SCM *base;
- SCM v;
-
- c_size = scm_to_unsigned_integer (size, 0, VECTOR_MAX_LENGTH);
-
- if (c_size > 0)
- {
- size_t j;
-
- if (SCM_UNBNDP (fill))
- fill = SCM_UNSPECIFIED;
-
- base = scm_gc_malloc (c_size * sizeof (SCM), "weak vector");
- for (j = 0; j != c_size; ++j)
- base[j] = fill;
- }
- else
- base = NULL;
-
- v = scm_double_cell ((c_size << 8) | scm_tc7_wvect,
- (scm_t_bits) base,
- type,
- SCM_UNPACK (SCM_EOL));
- scm_remember_upto_here_1 (fill);
-
- return v;
-}
-
+\f
SCM_DEFINE (scm_vector_to_list, "vector->list", 1, 0, 0,
(SCM v),
"Return a newly allocated list composed of the elements of @var{v}.\n"
i = scm_to_unsigned_integer (start1, 0, len1);
e = scm_to_unsigned_integer (end1, i, len1);
- j = scm_to_unsigned_integer (start2, 0, len2 - (i-e));
+ SCM_ASSERT_RANGE (SCM_ARG3, end1, (e-i) <= len2);
+ j = scm_to_unsigned_integer (start2, 0, len2);
+ SCM_ASSERT_RANGE (SCM_ARG5, start2, j <= len2 - (e - i));
i *= inc1;
e *= inc1;
i = scm_to_unsigned_integer (start1, 0, len1);
e = scm_to_unsigned_integer (end1, i, len1);
- j = scm_to_unsigned_integer (start2, 0, len2 - (i-e));
+ SCM_ASSERT_RANGE (SCM_ARG3, end1, (e-i) <= len2);
+ j = scm_to_unsigned_integer (start2, 0, len2);
+ SCM_ASSERT_RANGE (SCM_ARG5, start2, j <= len2 - (e - i));
+
+ j += (e - i);
i *= inc1;
e *= inc1;
}
#undef FUNC_NAME
-
-/* Generalized vectors. */
-
-int
-scm_is_generalized_vector (SCM obj)
-{
- return (scm_is_vector (obj)
- || scm_is_string (obj)
- || scm_is_bitvector (obj)
- || scm_is_uniform_vector (obj));
-}
-
-SCM_DEFINE (scm_generalized_vector_p, "generalized-vector?", 1, 0, 0,
- (SCM obj),
- "Return @code{#t} if @var{obj} is a vector, string,\n"
- "bitvector, or uniform numeric vector.")
-#define FUNC_NAME s_scm_generalized_vector_p
-{
- return scm_from_bool (scm_is_generalized_vector (obj));
-}
-#undef FUNC_NAME
-
-void
-scm_generalized_vector_get_handle (SCM vec, scm_t_array_handle *h)
-{
- scm_array_get_handle (vec, h);
- if (scm_array_handle_rank (h) != 1)
- scm_wrong_type_arg_msg (NULL, 0, vec, "vector");
-}
-
-size_t
-scm_c_generalized_vector_length (SCM v)
-{
- if (scm_is_vector (v))
- return scm_c_vector_length (v);
- else if (scm_is_string (v))
- return scm_c_string_length (v);
- else if (scm_is_bitvector (v))
- return scm_c_bitvector_length (v);
- else if (scm_is_uniform_vector (v))
- return scm_c_uniform_vector_length (v);
- else
- scm_wrong_type_arg_msg (NULL, 0, v, "generalized vector");
-}
-
-SCM_DEFINE (scm_generalized_vector_length, "generalized-vector-length", 1, 0, 0,
- (SCM v),
- "Return the length of the generalized vector @var{v}.")
-#define FUNC_NAME s_scm_generalized_vector_length
-{
- return scm_from_size_t (scm_c_generalized_vector_length (v));
-}
-#undef FUNC_NAME
-
-SCM
-scm_c_generalized_vector_ref (SCM v, size_t idx)
+\f
+static SCM
+vector_handle_ref (scm_t_array_handle *h, size_t idx)
{
- if (scm_is_vector (v))
- return scm_c_vector_ref (v, idx);
- else if (scm_is_string (v))
- return scm_c_string_ref (v, idx);
- else if (scm_is_bitvector (v))
- return scm_c_bitvector_ref (v, idx);
- else if (scm_is_uniform_vector (v))
- return scm_c_uniform_vector_ref (v, idx);
- else
- scm_wrong_type_arg_msg (NULL, 0, v, "generalized vector");
+ if (idx > h->dims[0].ubnd)
+ scm_out_of_range ("vector-handle-ref", scm_from_size_t (idx));
+ return ((SCM*)h->elements)[idx];
}
-SCM_DEFINE (scm_generalized_vector_ref, "generalized-vector-ref", 2, 0, 0,
- (SCM v, SCM idx),
- "Return the element at index @var{idx} of the\n"
- "generalized vector @var{v}.")
-#define FUNC_NAME s_scm_generalized_vector_ref
+static void
+vector_handle_set (scm_t_array_handle *h, size_t idx, SCM val)
{
- return scm_c_generalized_vector_ref (v, scm_to_size_t (idx));
+ if (idx > h->dims[0].ubnd)
+ scm_out_of_range ("vector-handle-set!", scm_from_size_t (idx));
+ ((SCM*)h->writable_elements)[idx] = val;
}
-#undef FUNC_NAME
-void
-scm_c_generalized_vector_set_x (SCM v, size_t idx, SCM val)
+static void
+vector_get_handle (SCM v, scm_t_array_handle *h)
{
- if (scm_is_vector (v))
- scm_c_vector_set_x (v, idx, val);
- else if (scm_is_string (v))
- scm_c_string_set_x (v, idx, val);
- else if (scm_is_bitvector (v))
- scm_c_bitvector_set_x (v, idx, val);
- else if (scm_is_uniform_vector (v))
- scm_c_uniform_vector_set_x (v, idx, val);
- else
- scm_wrong_type_arg_msg (NULL, 0, v, "generalized vector");
+ h->array = v;
+ h->ndims = 1;
+ h->dims = &h->dim0;
+ h->dim0.lbnd = 0;
+ h->dim0.ubnd = SCM_I_VECTOR_LENGTH (v) - 1;
+ h->dim0.inc = 1;
+ h->element_type = SCM_ARRAY_ELEMENT_TYPE_SCM;
+ h->elements = h->writable_elements = SCM_I_VECTOR_WELTS (v);
}
-SCM_DEFINE (scm_generalized_vector_set_x, "generalized-vector-set!", 3, 0, 0,
- (SCM v, SCM idx, SCM val),
- "Set the element at index @var{idx} of the\n"
- "generalized vector @var{v} to @var{val}.")
-#define FUNC_NAME s_scm_generalized_vector_set_x
-{
- scm_c_generalized_vector_set_x (v, scm_to_size_t (idx), val);
- return SCM_UNSPECIFIED;
-}
-#undef FUNC_NAME
-
-SCM_DEFINE (scm_generalized_vector_to_list, "generalized-vector->list", 1, 0, 0,
- (SCM v),
- "Return a new list whose elements are the elements of the\n"
- "generalized vector @var{v}.")
-#define FUNC_NAME s_scm_generalized_vector_to_list
-{
- if (scm_is_vector (v))
- return scm_vector_to_list (v);
- else if (scm_is_string (v))
- return scm_string_to_list (v);
- else if (scm_is_bitvector (v))
- return scm_bitvector_to_list (v);
- else if (scm_is_uniform_vector (v))
- return scm_uniform_vector_to_list (v);
- else
- scm_wrong_type_arg_msg (NULL, 0, v, "generalized vector");
-}
-#undef FUNC_NAME
+/* the & ~2 allows catching scm_tc7_wvect as well. needs changing if you change
+ tags.h. */
+SCM_ARRAY_IMPLEMENTATION (scm_tc7_vector, 0x7f & ~2,
+ vector_handle_ref, vector_handle_set,
+ vector_get_handle)
+SCM_VECTOR_IMPLEMENTATION (SCM_ARRAY_ELEMENT_TYPE_SCM, scm_make_vector)
void
scm_init_vectors ()
{
- scm_nullvect = scm_c_make_vector (0, SCM_UNDEFINED);
-
#include "libguile/vectors.x"
}