* Copyright 2008-2009 Katholieke Universiteit Leuven
* Copyright 2010 INRIA Saclay
*
- * Use of this software is governed by the GNU LGPLv2.1 license
+ * Use of this software is governed by the MIT license
*
* Written by Sven Verdoolaege, K.U.Leuven, Departement
* Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
#include <isl/constraint.h>
#include <isl_local_space_private.h>
#include <isl_aff_private.h>
+#include <isl_ast_build_expr.h>
static const char *s_to[2] = { " -> ", " \\to " };
static const char *s_and[2] = { " and ", " \\wedge " };
return p;
}
-static __isl_give isl_printer *isl_basic_map_print_omega(
- __isl_keep isl_basic_map *bmap, __isl_take isl_printer *p)
-{
- p = print_omega_parameters(bmap->dim, p);
-
- p = isl_printer_start_line(p);
- p = basic_map_print_omega(bmap, p);
- p = isl_printer_end_line(p);
- return p;
-}
-
static __isl_give isl_printer *basic_set_print_omega(
__isl_keep isl_basic_set *bset, __isl_take isl_printer *p)
{
return p;
}
-static __isl_give isl_printer *isl_basic_set_print_omega(
- __isl_keep isl_basic_set *bset, __isl_take isl_printer *p)
-{
- p = print_omega_parameters(bset->dim, p);
-
- p = isl_printer_start_line(p);
- p = basic_set_print_omega(bset, p);
- p = isl_printer_end_line(p);
- return p;
-}
-
static __isl_give isl_printer *isl_map_print_omega(__isl_keep isl_map *map,
__isl_take isl_printer *p)
{
int i;
- p = print_omega_parameters(map->dim, p);
-
- p = isl_printer_start_line(p);
for (i = 0; i < map->n; ++i) {
if (i)
p = isl_printer_print_str(p, " union ");
p = basic_map_print_omega(map->p[i], p);
}
- p = isl_printer_end_line(p);
return p;
}
{
int i;
- p = print_omega_parameters(set->dim, p);
-
- p = isl_printer_start_line(p);
for (i = 0; i < set->n; ++i) {
if (i)
p = isl_printer_print_str(p, " union ");
p = basic_set_print_omega(set->p[i], p);
}
- p = isl_printer_end_line(p);
return p;
}
if (p->output_format == ISL_FORMAT_ISL)
return isl_basic_map_print_isl(bmap, p, 0);
else if (p->output_format == ISL_FORMAT_OMEGA)
- return isl_basic_map_print_omega(bmap, p);
+ return basic_map_print_omega(bmap, p);
isl_assert(bmap->ctx, 0, goto error);
error:
isl_printer_free(p);
else if (p->output_format == ISL_FORMAT_POLYLIB_CONSTRAINTS)
return bset_print_constraints_polylib(bset, p);
else if (p->output_format == ISL_FORMAT_OMEGA)
- return isl_basic_set_print_omega(bset, p);
+ return basic_set_print_omega(bset, p);
isl_assert(p->ctx, 0, goto error);
error:
isl_printer_free(p);
return print_partial_affine_c(p, dim, bset, c, len);
}
+/* We skip the constraint if it is implied by the div expression.
+ */
static __isl_give isl_printer *print_constraint_c(__isl_take isl_printer *p,
__isl_keep isl_space *dim,
__isl_keep isl_basic_set *bset, isl_int *c, const char *op, int first)
{
+ unsigned o_div;
+ unsigned n_div;
+ int div;
+
+ o_div = isl_basic_set_offset(bset, isl_dim_div);
+ n_div = isl_basic_set_dim(bset, isl_dim_div);
+ div = isl_seq_last_non_zero(c + o_div, n_div);
+ if (div >= 0 && isl_basic_set_is_div_constraint(bset, c, div))
+ return p;
+
if (!first)
p = isl_printer_print_str(p, " && ");
{
int i;
+ if (!set)
+ return isl_printer_free(p);
+
if (set->n == 0)
p = isl_printer_print_str(p, "0");
return NULL;
}
-__isl_give isl_printer *isl_printer_print_space(__isl_take isl_printer *p,
- __isl_keep isl_space *dim)
+static __isl_give isl_printer *isl_printer_print_space_isl(
+ __isl_take isl_printer *p, __isl_keep isl_space *dim)
{
if (!dim)
goto error;
return NULL;
}
+__isl_give isl_printer *isl_printer_print_space(__isl_take isl_printer *p,
+ __isl_keep isl_space *space)
+{
+ if (!p || !space)
+ return isl_printer_free(p);
+ if (p->output_format == ISL_FORMAT_ISL)
+ return isl_printer_print_space_isl(p, space);
+ else if (p->output_format == ISL_FORMAT_OMEGA)
+ return print_omega_parameters(space, p);
+
+ isl_die(isl_space_get_ctx(space), isl_error_unsupported,
+ "output format not supported for space",
+ return isl_printer_free(p));
+}
+
__isl_give isl_printer *isl_printer_print_local_space(__isl_take isl_printer *p,
__isl_keep isl_local_space *ls)
{
return p;
}
+/* Print the affine expression "aff" in C format to "p".
+ * The dimension names are taken from "space"
+ * "set" represents the domain of the affine expression.
+ */
+static __isl_give isl_printer *print_aff_on_domain_c(__isl_take isl_printer *p,
+ __isl_keep isl_space *space, __isl_keep isl_aff *aff,
+ __isl_keep isl_set *set)
+{
+ isl_set *u;
+ isl_ast_build *build;
+ isl_ast_expr *expr;
+
+ u = isl_set_universe(isl_space_copy(space));
+ build = isl_ast_build_from_context(u);
+ build = isl_ast_build_restrict(build, isl_set_copy(set));
+ expr = isl_ast_expr_from_aff(isl_aff_copy(aff), build);
+ p = isl_printer_print_ast_expr(p, expr);
+ isl_ast_expr_free(expr);
+ isl_ast_build_free(build);
+
+ return p;
+}
+
+/* In the C format, we cannot express that "pwaff" may be undefined
+ * on parts of the domain space. We therefore assume that the expression
+ * will only be evaluated on its definition domain and compute the gist
+ * of each cell with respect to this domain.
+ */
static __isl_give isl_printer *print_pw_aff_c(__isl_take isl_printer *p,
__isl_keep isl_pw_aff *pwaff)
{
int i;
+ isl_set *domain;
+ isl_space *space;
if (pwaff->n < 1)
isl_die(p->ctx, isl_error_unsupported,
"cannot print empty isl_pw_aff in C format", goto error);
+ space = isl_pw_aff_get_domain_space(pwaff);
+ if (!space)
+ goto error;
+
+ domain = isl_pw_aff_domain(isl_pw_aff_copy(pwaff));
for (i = 0; i < pwaff->n - 1; ++i) {
+ isl_set *set_i;
+
p = isl_printer_print_str(p, "(");
- p = print_set_c(p, pwaff->dim, pwaff->p[i].set);
+
+ set_i = isl_set_copy(pwaff->p[i].set);
+ set_i = isl_set_gist(set_i, isl_set_copy(domain));
+ p = print_set_c(p, space, set_i);
+ isl_set_free(set_i);
+
p = isl_printer_print_str(p, ") ? (");
- p = print_aff_c(p, pwaff->p[i].aff);
+ p = print_aff_on_domain_c(p, space,
+ pwaff->p[i].aff, pwaff->p[i].set);
p = isl_printer_print_str(p, ") : ");
}
- return print_aff_c(p, pwaff->p[pwaff->n - 1].aff);
+ isl_set_free(domain);
+
+ p = print_aff_on_domain_c(p, space, pwaff->p[pwaff->n - 1].aff,
+ pwaff->p[pwaff->n - 1].set);
+ isl_space_free(space);
+ return p;
error:
isl_printer_free(p);
return NULL;
return NULL;
}
-static __isl_give isl_printer *print_pw_multi_aff_isl(__isl_take isl_printer *p,
- __isl_keep isl_pw_multi_aff *pma)
+static __isl_give isl_printer *print_pw_multi_aff_body(
+ __isl_take isl_printer *p, __isl_keep isl_pw_multi_aff *pma)
{
int i;
if (!pma)
goto error;
- if (isl_space_dim(pma->dim, isl_dim_param) > 0) {
- p = print_tuple(pma->dim, p, isl_dim_param, 0, NULL, NULL);
- p = isl_printer_print_str(p, " -> ");
- }
- p = isl_printer_print_str(p, "{ ");
for (i = 0; i < pma->n; ++i) {
if (i)
p = isl_printer_print_str(p, "; ");
p = print_multi_aff(p, pma->p[i].maff);
p = print_disjuncts((isl_map *)pma->p[i].set, p, 0);
}
+ return p;
+error:
+ isl_printer_free(p);
+ return NULL;
+}
+
+static __isl_give isl_printer *print_pw_multi_aff_isl(__isl_take isl_printer *p,
+ __isl_keep isl_pw_multi_aff *pma)
+{
+ if (!pma)
+ goto error;
+
+ if (isl_space_dim(pma->dim, isl_dim_param) > 0) {
+ p = print_tuple(pma->dim, p, isl_dim_param, 0, NULL, NULL);
+ p = isl_printer_print_str(p, " -> ");
+ }
+ p = isl_printer_print_str(p, "{ ");
+ p = print_pw_multi_aff_body(p, pma);
p = isl_printer_print_str(p, " }");
return p;
error:
isl_printer_free(p);
return NULL;
}
+
+static int print_pw_multi_aff_body_wrap(__isl_take isl_pw_multi_aff *pma,
+ void *user)
+{
+ struct isl_union_print_data *data;
+ data = (struct isl_union_print_data *) user;
+
+ if (!data->first)
+ data->p = isl_printer_print_str(data->p, "; ");
+ data->first = 0;
+
+ data->p = print_pw_multi_aff_body(data->p, pma);
+ isl_pw_multi_aff_free(pma);
+
+ return 0;
+}
+
+static __isl_give isl_printer *print_union_pw_multi_aff_isl(
+ __isl_take isl_printer *p, __isl_keep isl_union_pw_multi_aff *upma)
+{
+ struct isl_union_print_data data = { p, 1 };
+ isl_space *space;
+
+ space = isl_union_pw_multi_aff_get_space(upma);
+ if (isl_space_dim(space, isl_dim_param) > 0) {
+ p = print_tuple(space, p, isl_dim_param, 0, NULL, NULL);
+ p = isl_printer_print_str(p, s_to[0]);
+ }
+ isl_space_free(space);
+ p = isl_printer_print_str(p, s_open_set[0]);
+ isl_union_pw_multi_aff_foreach_pw_multi_aff(upma,
+ &print_pw_multi_aff_body_wrap, &data);
+ p = data.p;
+ p = isl_printer_print_str(p, s_close_set[0]);
+ return p;
+}
+
+__isl_give isl_printer *isl_printer_print_union_pw_multi_aff(
+ __isl_take isl_printer *p, __isl_keep isl_union_pw_multi_aff *upma)
+{
+ if (!p || !upma)
+ goto error;
+
+ if (p->output_format == ISL_FORMAT_ISL)
+ return print_union_pw_multi_aff_isl(p, upma);
+ isl_die(p->ctx, isl_error_unsupported, "unsupported output format",
+ goto error);
+error:
+ isl_printer_free(p);
+ return NULL;
+}
+
+static __isl_give isl_printer *print_multi_pw_aff_isl(__isl_take isl_printer *p,
+ __isl_keep isl_multi_pw_aff *mpa)
+{
+ int i;
+
+ if (!mpa)
+ return isl_printer_free(p);
+
+ p = isl_printer_print_str(p, "(");
+ for (i = 0; i < mpa->n; ++i) {
+ if (i)
+ p = isl_printer_print_str(p, ",");
+ p = isl_printer_print_pw_aff(p, mpa->p[i]);
+ }
+ p = isl_printer_print_str(p, ")");
+ return p;
+}
+
+__isl_give isl_printer *isl_printer_print_multi_pw_aff(
+ __isl_take isl_printer *p, __isl_keep isl_multi_pw_aff *mpa)
+{
+ if (!p || !mpa)
+ return isl_printer_free(p);
+
+ if (p->output_format == ISL_FORMAT_ISL)
+ return print_multi_pw_aff_isl(p, mpa);
+ isl_die(p->ctx, isl_error_unsupported, "unsupported output format",
+ return isl_printer_free(p));
+}
projects / platform / upstream / isl.git / blobdiff