* Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
*/
-#include "isl_dim.h"
+#include <isl_dim.h>
#include "isl_name.h"
struct isl_dim *isl_dim_alloc(struct isl_ctx *ctx,
case isl_dim_param: return 0;
case isl_dim_in: return dim->nparam;
case isl_dim_out: return dim->nparam + dim->n_in;
+ default: return 0;
}
}
case isl_dim_param: return dim->nparam;
case isl_dim_in: return dim->n_in;
case isl_dim_out: return dim->n_out;
+ default: return 0;
}
}
return n(dim, type);
}
+unsigned isl_dim_offset(__isl_keep isl_dim *dim, enum isl_dim_type type)
+{
+ if (!dim)
+ return 0;
+ return offset(dim, type);
+}
+
static struct isl_dim *copy_names(struct isl_dim *dst,
enum isl_dim_type dst_type, unsigned offset, struct isl_dim *src,
enum isl_dim_type src_type)
int i;
struct isl_name *name;
+ if (!dst)
+ return NULL;
+
for (i = 0; i < n(src, src_type); ++i) {
name = get_name(src, src_type, i);
if (!name)
struct isl_dim *isl_dim_dup(struct isl_dim *dim)
{
struct isl_dim *dup;
+ if (!dim)
+ return NULL;
dup = isl_dim_alloc(dim->ctx, dim->nparam, dim->n_in, dim->n_out);
if (!dim->names)
return dup;
return dim;
}
+__isl_give isl_dim *isl_dim_insert(__isl_take isl_dim *dim,
+ enum isl_dim_type type, unsigned pos, unsigned n)
+{
+ struct isl_name **names = NULL;
+
+ if (!dim)
+ return NULL;
+ if (n == 0)
+ return dim;
+
+ isl_assert(dim->ctx, pos <= isl_dim_size(dim, type), goto error);
+
+ dim = isl_dim_cow(dim);
+ if (!dim)
+ return NULL;
+
+ if (dim->names) {
+ enum isl_dim_type t;
+ int off;
+ int size[3];
+ names = isl_calloc_array(dim->ctx, struct isl_name *,
+ dim->nparam + dim->n_in + dim->n_out + n);
+ if (!names)
+ goto error;
+ off = 0;
+ size[isl_dim_param] = dim->nparam;
+ size[isl_dim_in] = dim->n_in;
+ size[isl_dim_out] = dim->n_out;
+ for (t = isl_dim_param; t <= isl_dim_out; ++t) {
+ if (t != type) {
+ get_names(dim, t, 0, size[t], names + off);
+ off += size[t];
+ } else {
+ get_names(dim, t, 0, pos, names + off);
+ off += pos + n;
+ get_names(dim, t, pos, size[t]-pos, names+off);
+ off += size[t] - pos;
+ }
+ }
+ free(dim->names);
+ dim->names = names;
+ dim->n_name = dim->nparam + dim->n_in + dim->n_out + n;
+ }
+ switch (type) {
+ case isl_dim_param: dim->nparam += n; break;
+ case isl_dim_in: dim->n_in += n; break;
+ case isl_dim_out: dim->n_out += n; break;
+ }
+
+ return dim;
+error:
+ isl_dim_free(dim);
+ return NULL;
+}
+
+__isl_give isl_dim *isl_dim_move(__isl_take isl_dim *dim,
+ enum isl_dim_type dst_type, unsigned dst_pos,
+ enum isl_dim_type src_type, unsigned src_pos, unsigned n)
+{
+ if (!dim)
+ return NULL;
+ if (n == 0)
+ return dim;
+
+ isl_assert(dim->ctx, src_pos + n <= isl_dim_size(dim, src_type),
+ goto error);
+
+ if (dst_type == src_type && dst_pos == src_pos)
+ return dim;
+
+ isl_assert(dim->ctx, dst_type != src_type, goto error);
+
+ dim = isl_dim_cow(dim);
+ if (!dim)
+ return NULL;
+
+ if (dim->names) {
+ struct isl_name **names;
+ enum isl_dim_type t;
+ int off;
+ int size[3];
+ names = isl_calloc_array(dim->ctx, struct isl_name *,
+ dim->nparam + dim->n_in + dim->n_out);
+ if (!names)
+ goto error;
+ off = 0;
+ size[isl_dim_param] = dim->nparam;
+ size[isl_dim_in] = dim->n_in;
+ size[isl_dim_out] = dim->n_out;
+ for (t = isl_dim_param; t <= isl_dim_out; ++t) {
+ if (t == dst_type) {
+ get_names(dim, t, 0, dst_pos, names + off);
+ off += dst_pos;
+ get_names(dim, src_type, src_pos, n, names+off);
+ off += n;
+ get_names(dim, t, dst_pos, size[t] - dst_pos,
+ names + off);
+ off += size[t] - dst_pos;
+ } else if (t == src_type) {
+ get_names(dim, t, 0, src_pos, names + off);
+ off += src_pos;
+ get_names(dim, t, src_pos + n,
+ size[t] - src_pos - n, names + off);
+ off += size[t] - src_pos - n;
+ } else {
+ get_names(dim, t, 0, size[t], names + off);
+ off += size[t];
+ }
+ }
+ free(dim->names);
+ dim->names = names;
+ dim->n_name = dim->nparam + dim->n_in + dim->n_out;
+ }
+
+ switch (dst_type) {
+ case isl_dim_param: dim->nparam += n; break;
+ case isl_dim_in: dim->n_in += n; break;
+ case isl_dim_out: dim->n_out += n; break;
+ }
+
+ switch (src_type) {
+ case isl_dim_param: dim->nparam -= n; break;
+ case isl_dim_in: dim->n_in -= n; break;
+ case isl_dim_out: dim->n_out -= n; break;
+ }
+
+ return dim;
+error:
+ isl_dim_free(dim);
+ return NULL;
+}
+
struct isl_dim *isl_dim_join(struct isl_dim *left, struct isl_dim *right)
{
struct isl_dim *dim;
isl_assert(left->ctx, match(left, isl_dim_param, right, isl_dim_param),
goto error);
- isl_assert(left->ctx, match(left, isl_dim_out, right, isl_dim_in),
+ isl_assert(left->ctx, n(left, isl_dim_out) == n(right, isl_dim_in),
goto error);
dim = isl_dim_alloc(left->ctx, left->nparam, left->n_in, right->n_out);
}
dim->n_in = dim->n_out;
if (names) {
- copy_names(dim, isl_dim_out, 0, dim, isl_dim_in);
free(dim->names);
dim->names = names;
dim->n_name = dim->nparam + dim->n_out + dim->n_out;
+ dim = copy_names(dim, isl_dim_out, 0, dim, isl_dim_in);
}
return dim;
error:
int isl_dim_equal(struct isl_dim *dim1, struct isl_dim *dim2)
{
return match(dim1, isl_dim_param, dim2, isl_dim_param) &&
- match(dim1, isl_dim_in, dim2, isl_dim_in) &&
- match(dim1, isl_dim_out, dim2, isl_dim_out);
+ n(dim1, isl_dim_in) == n(dim2, isl_dim_in) &&
+ n(dim1, isl_dim_out) == n(dim2, isl_dim_out);
}
int isl_dim_compatible(struct isl_dim *dim1, struct isl_dim *dim2)