[polly] r336430 - Add a file that was missing in r336425
Philip Pfaffe via llvm-commits
llvm-commits at lists.llvm.org
Fri Jul 6 04:33:35 PDT 2018
Author: pfaffe
Date: Fri Jul 6 04:33:35 2018
New Revision: 336430
URL: http://llvm.org/viewvc/llvm-project?rev=336430&view=rev
Log:
Add a file that was missing in r336425
Added:
polly/trunk/lib/External/isl/isl_aff_map.c
Added: polly/trunk/lib/External/isl/isl_aff_map.c
URL: http://llvm.org/viewvc/llvm-project/polly/trunk/lib/External/isl/isl_aff_map.c?rev=336430&view=auto
==============================================================================
--- polly/trunk/lib/External/isl/isl_aff_map.c (added)
+++ polly/trunk/lib/External/isl/isl_aff_map.c Fri Jul 6 04:33:35 2018
@@ -0,0 +1,513 @@
+/*
+ * Copyright 2011 INRIA Saclay
+ * Copyright 2012-2013 Ecole Normale Superieure
+ * Copyright 2016 Sven Verdoolaege
+ *
+ * Use of this software is governed by the MIT license
+ *
+ * Written by Sven Verdoolaege, INRIA Saclay - Ile-de-France,
+ * Parc Club Orsay Universite, ZAC des vignes, 4 rue Jacques Monod,
+ * 91893 Orsay, France
+ * and Ecole Normale Superieure, 45 rue d'Ulm, 75230 Paris, France
+ */
+
+#include <isl/ctx.h>
+#include <isl/space.h>
+#include <isl/local_space.h>
+#include <isl/union_map.h>
+#include <isl_map_private.h>
+#include <isl_aff_private.h>
+#include <isl_vec_private.h>
+#include <isl_seq.h>
+
+#include <bset_from_bmap.c>
+#include <set_from_map.c>
+
+/* Check that the input living in "space" lives in a map space.
+ * That is, check that "space" is a map space.
+ */
+static isl_stat check_input_is_map(__isl_keep isl_space *space)
+{
+ isl_bool is_set;
+
+ is_set = isl_space_is_set(space);
+ if (is_set < 0)
+ return isl_stat_error;
+ if (is_set)
+ isl_die(isl_space_get_ctx(space), isl_error_invalid,
+ "space of input is not a map", return isl_stat_error);
+ return isl_stat_ok;
+}
+
+/* Check that the input living in "space" lives in a set space.
+ * That is, check that "space" is a set space.
+ */
+static isl_stat check_input_is_set(__isl_keep isl_space *space)
+{
+ isl_bool is_set;
+
+ is_set = isl_space_is_set(space);
+ if (is_set < 0)
+ return isl_stat_error;
+ if (!is_set)
+ isl_die(isl_space_get_ctx(space), isl_error_invalid,
+ "space of input is not a set", return isl_stat_error);
+ return isl_stat_ok;
+}
+
+/* Construct a basic map mapping the domain of the affine expression
+ * to a one-dimensional range prescribed by the affine expression.
+ * If "rational" is set, then construct a rational basic map.
+ *
+ * A NaN affine expression cannot be converted to a basic map.
+ */
+static __isl_give isl_basic_map *isl_basic_map_from_aff2(
+ __isl_take isl_aff *aff, int rational)
+{
+ int k;
+ int pos;
+ isl_bool is_nan;
+ isl_local_space *ls;
+ isl_basic_map *bmap = NULL;
+
+ if (!aff)
+ return NULL;
+ is_nan = isl_aff_is_nan(aff);
+ if (is_nan < 0)
+ goto error;
+ if (is_nan)
+ isl_die(isl_aff_get_ctx(aff), isl_error_invalid,
+ "cannot convert NaN", goto error);
+
+ ls = isl_aff_get_local_space(aff);
+ bmap = isl_basic_map_from_local_space(ls);
+ bmap = isl_basic_map_extend_constraints(bmap, 1, 0);
+ k = isl_basic_map_alloc_equality(bmap);
+ if (k < 0)
+ goto error;
+
+ pos = isl_basic_map_offset(bmap, isl_dim_out);
+ isl_seq_cpy(bmap->eq[k], aff->v->el + 1, pos);
+ isl_int_neg(bmap->eq[k][pos], aff->v->el[0]);
+ isl_seq_cpy(bmap->eq[k] + pos + 1, aff->v->el + 1 + pos,
+ aff->v->size - (pos + 1));
+
+ isl_aff_free(aff);
+ if (rational)
+ bmap = isl_basic_map_set_rational(bmap);
+ bmap = isl_basic_map_gauss(bmap, NULL);
+ bmap = isl_basic_map_finalize(bmap);
+ return bmap;
+error:
+ isl_aff_free(aff);
+ isl_basic_map_free(bmap);
+ return NULL;
+}
+
+/* Construct a basic map mapping the domain of the affine expression
+ * to a one-dimensional range prescribed by the affine expression.
+ */
+__isl_give isl_basic_map *isl_basic_map_from_aff(__isl_take isl_aff *aff)
+{
+ return isl_basic_map_from_aff2(aff, 0);
+}
+
+/* Construct a map mapping the domain of the affine expression
+ * to a one-dimensional range prescribed by the affine expression.
+ */
+__isl_give isl_map *isl_map_from_aff(__isl_take isl_aff *aff)
+{
+ isl_basic_map *bmap;
+
+ bmap = isl_basic_map_from_aff(aff);
+ return isl_map_from_basic_map(bmap);
+}
+
+/* Construct a basic map mapping the domain of the multi-affine expression
+ * to its range, with each dimension in the range equated to the
+ * corresponding affine expression.
+ * If "rational" is set, then construct a rational basic map.
+ */
+__isl_give isl_basic_map *isl_basic_map_from_multi_aff2(
+ __isl_take isl_multi_aff *maff, int rational)
+{
+ int i;
+ isl_space *space;
+ isl_basic_map *bmap;
+
+ if (!maff)
+ return NULL;
+
+ if (isl_space_dim(maff->space, isl_dim_out) != maff->n)
+ isl_die(isl_multi_aff_get_ctx(maff), isl_error_internal,
+ "invalid space", goto error);
+
+ space = isl_space_domain(isl_multi_aff_get_space(maff));
+ bmap = isl_basic_map_universe(isl_space_from_domain(space));
+ if (rational)
+ bmap = isl_basic_map_set_rational(bmap);
+
+ for (i = 0; i < maff->n; ++i) {
+ isl_aff *aff;
+ isl_basic_map *bmap_i;
+
+ aff = isl_aff_copy(maff->u.p[i]);
+ bmap_i = isl_basic_map_from_aff2(aff, rational);
+
+ bmap = isl_basic_map_flat_range_product(bmap, bmap_i);
+ }
+
+ bmap = isl_basic_map_reset_space(bmap, isl_multi_aff_get_space(maff));
+
+ isl_multi_aff_free(maff);
+ return bmap;
+error:
+ isl_multi_aff_free(maff);
+ return NULL;
+}
+
+/* Construct a basic map mapping the domain of the multi-affine expression
+ * to its range, with each dimension in the range equated to the
+ * corresponding affine expression.
+ * If "ma" lives in a set space, then the result is actually a set.
+ */
+static __isl_give isl_basic_map *basic_map_from_multi_aff(
+ __isl_take isl_multi_aff *ma)
+{
+ return isl_basic_map_from_multi_aff2(ma, 0);
+}
+
+/* Construct a basic map mapping the domain of the multi-affine expression
+ * to its range, with each dimension in the range equated to the
+ * corresponding affine expression.
+ */
+__isl_give isl_basic_map *isl_basic_map_from_multi_aff(
+ __isl_take isl_multi_aff *ma)
+{
+ if (check_input_is_map(isl_multi_aff_peek_space(ma)) < 0)
+ ma = isl_multi_aff_free(ma);
+ return basic_map_from_multi_aff(ma);
+}
+
+/* Construct a basic set mapping the parameter domain
+ * of the multi-affine expression to its space, with each dimension
+ * in the space equated to the corresponding affine expression.
+ */
+__isl_give isl_basic_set *isl_basic_set_from_multi_aff(
+ __isl_take isl_multi_aff *ma)
+{
+ if (check_input_is_set(isl_multi_aff_peek_space(ma)) < 0)
+ ma = isl_multi_aff_free(ma);
+ return bset_from_bmap(isl_basic_map_from_multi_aff(ma));
+}
+
+/* Construct a map mapping the domain of the multi-affine expression
+ * to its range, with each dimension in the range equated to the
+ * corresponding affine expression.
+ * If "maff" lives in a set space, then the result is actually a set.
+ */
+__isl_give isl_map *isl_map_from_multi_aff_internal(
+ __isl_take isl_multi_aff *maff)
+{
+ isl_basic_map *bmap;
+
+ bmap = basic_map_from_multi_aff(maff);
+ return isl_map_from_basic_map(bmap);
+}
+
+/* Construct a map mapping the domain the multi-affine expression
+ * to its range, with each dimension in the range equated to the
+ * corresponding affine expression.
+ */
+__isl_give isl_map *isl_map_from_multi_aff(__isl_take isl_multi_aff *ma)
+{
+ if (check_input_is_map(isl_multi_aff_peek_space(ma)) < 0)
+ ma = isl_multi_aff_free(ma);
+ return isl_map_from_multi_aff_internal(ma);
+}
+
+/* Construct a set mapping the parameter domain the multi-affine expression
+ * to its space, with each dimension in the space equated to the
+ * corresponding affine expression.
+ */
+__isl_give isl_set *isl_set_from_multi_aff(__isl_take isl_multi_aff *ma)
+{
+ if (check_input_is_set(isl_multi_aff_peek_space(ma)) < 0)
+ ma = isl_multi_aff_free(ma);
+ return isl_map_from_multi_aff_internal(ma);
+}
+
+/* Construct a basic map mapping a domain in the given space to
+ * to an n-dimensional range, with n the number of elements in the list,
+ * where each coordinate in the range is prescribed by the
+ * corresponding affine expression.
+ * The domains of all affine expressions in the list are assumed to match
+ * domain_space.
+ */
+__isl_give isl_basic_map *isl_basic_map_from_aff_list(
+ __isl_take isl_space *domain_space, __isl_take isl_aff_list *list)
+{
+ int i;
+ isl_space *space;
+ isl_basic_map *bmap;
+
+ if (!list)
+ return NULL;
+
+ space = isl_space_from_domain(domain_space);
+ bmap = isl_basic_map_universe(space);
+
+ for (i = 0; i < list->n; ++i) {
+ isl_aff *aff;
+ isl_basic_map *bmap_i;
+
+ aff = isl_aff_copy(list->p[i]);
+ bmap_i = isl_basic_map_from_aff(aff);
+
+ bmap = isl_basic_map_flat_range_product(bmap, bmap_i);
+ }
+
+ isl_aff_list_free(list);
+ return bmap;
+}
+
+/* Construct a map with as domain the domain of pwaff and
+ * one-dimensional range corresponding to the affine expressions.
+ * If "pwaff" lives in a set space, then the result is actually a set.
+ */
+__isl_give isl_map *isl_map_from_pw_aff_internal(__isl_take isl_pw_aff *pwaff)
+{
+ int i;
+ isl_space *space;
+ isl_map *map;
+
+ if (!pwaff)
+ return NULL;
+
+ space = isl_pw_aff_get_space(pwaff);
+ map = isl_map_empty(space);
+
+ for (i = 0; i < pwaff->n; ++i) {
+ isl_basic_map *bmap;
+ isl_map *map_i;
+
+ bmap = isl_basic_map_from_aff(isl_aff_copy(pwaff->p[i].aff));
+ map_i = isl_map_from_basic_map(bmap);
+ map_i = isl_map_intersect_domain(map_i,
+ isl_set_copy(pwaff->p[i].set));
+ map = isl_map_union_disjoint(map, map_i);
+ }
+
+ isl_pw_aff_free(pwaff);
+
+ return map;
+}
+
+/* Construct a map with as domain the domain of pwaff and
+ * one-dimensional range corresponding to the affine expressions.
+ */
+__isl_give isl_map *isl_map_from_pw_aff(__isl_take isl_pw_aff *pwaff)
+{
+ if (check_input_is_map(isl_pw_aff_peek_space(pwaff)) < 0)
+ pwaff = isl_pw_aff_free(pwaff);
+ return isl_map_from_pw_aff_internal(pwaff);
+}
+
+/* Construct a one-dimensional set with as parameter domain
+ * the domain of pwaff and the single set dimension
+ * corresponding to the affine expressions.
+ */
+__isl_give isl_set *isl_set_from_pw_aff(__isl_take isl_pw_aff *pwaff)
+{
+ if (check_input_is_set(isl_pw_aff_peek_space(pwaff)) < 0)
+ pwaff = isl_pw_aff_free(pwaff);
+ return set_from_map(isl_map_from_pw_aff_internal(pwaff));
+}
+
+/* Construct a map mapping the domain of the piecewise multi-affine expression
+ * to its range, with each dimension in the range equated to the
+ * corresponding affine expression on its cell.
+ *
+ * If the domain of "pma" is rational, then so is the constructed "map".
+ */
+__isl_give isl_map *isl_map_from_pw_multi_aff(__isl_take isl_pw_multi_aff *pma)
+{
+ int i;
+ isl_map *map;
+
+ if (!pma)
+ return NULL;
+
+ map = isl_map_empty(isl_pw_multi_aff_get_space(pma));
+
+ for (i = 0; i < pma->n; ++i) {
+ isl_bool rational;
+ isl_multi_aff *maff;
+ isl_basic_map *bmap;
+ isl_map *map_i;
+
+ rational = isl_set_is_rational(pma->p[i].set);
+ if (rational < 0)
+ map = isl_map_free(map);
+ maff = isl_multi_aff_copy(pma->p[i].maff);
+ bmap = isl_basic_map_from_multi_aff2(maff, rational);
+ map_i = isl_map_from_basic_map(bmap);
+ map_i = isl_map_intersect_domain(map_i,
+ isl_set_copy(pma->p[i].set));
+ map = isl_map_union_disjoint(map, map_i);
+ }
+
+ isl_pw_multi_aff_free(pma);
+ return map;
+}
+
+__isl_give isl_set *isl_set_from_pw_multi_aff(__isl_take isl_pw_multi_aff *pma)
+{
+ if (check_input_is_set(isl_pw_multi_aff_peek_space(pma)) < 0)
+ pma = isl_pw_multi_aff_free(pma);
+ return set_from_map(isl_map_from_pw_multi_aff(pma));
+}
+
+/* Construct a set or map mapping the shared (parameter) domain
+ * of the piecewise affine expressions to the range of "mpa"
+ * with each dimension in the range equated to the
+ * corresponding piecewise affine expression.
+ */
+static __isl_give isl_map *map_from_multi_pw_aff(
+ __isl_take isl_multi_pw_aff *mpa)
+{
+ int i;
+ isl_space *space;
+ isl_map *map;
+
+ if (!mpa)
+ return NULL;
+
+ if (isl_space_dim(mpa->space, isl_dim_out) != mpa->n)
+ isl_die(isl_multi_pw_aff_get_ctx(mpa), isl_error_internal,
+ "invalid space", goto error);
+
+ space = isl_multi_pw_aff_get_domain_space(mpa);
+ map = isl_map_universe(isl_space_from_domain(space));
+
+ for (i = 0; i < mpa->n; ++i) {
+ isl_pw_aff *pa;
+ isl_map *map_i;
+
+ pa = isl_pw_aff_copy(mpa->u.p[i]);
+ map_i = isl_map_from_pw_aff_internal(pa);
+
+ map = isl_map_flat_range_product(map, map_i);
+ }
+
+ map = isl_map_reset_space(map, isl_multi_pw_aff_get_space(mpa));
+
+ isl_multi_pw_aff_free(mpa);
+ return map;
+error:
+ isl_multi_pw_aff_free(mpa);
+ return NULL;
+}
+
+/* Construct a map mapping the shared domain
+ * of the piecewise affine expressions to the range of "mpa"
+ * with each dimension in the range equated to the
+ * corresponding piecewise affine expression.
+ */
+__isl_give isl_map *isl_map_from_multi_pw_aff(__isl_take isl_multi_pw_aff *mpa)
+{
+ if (check_input_is_map(isl_multi_pw_aff_peek_space(mpa)) < 0)
+ mpa = isl_multi_pw_aff_free(mpa);
+ return map_from_multi_pw_aff(mpa);
+}
+
+/* Construct a set mapping the shared parameter domain
+ * of the piecewise affine expressions to the space of "mpa"
+ * with each dimension in the range equated to the
+ * corresponding piecewise affine expression.
+ */
+__isl_give isl_set *isl_set_from_multi_pw_aff(__isl_take isl_multi_pw_aff *mpa)
+{
+ if (check_input_is_set(isl_multi_pw_aff_peek_space(mpa)) < 0)
+ mpa = isl_multi_pw_aff_free(mpa);
+ return set_from_map(map_from_multi_pw_aff(mpa));
+}
+
+/* Convert "pa" to an isl_map and add it to *umap.
+ */
+static isl_stat map_from_pw_aff_entry(__isl_take isl_pw_aff *pa, void *user)
+{
+ isl_union_map **umap = user;
+ isl_map *map;
+
+ map = isl_map_from_pw_aff(pa);
+ *umap = isl_union_map_add_map(*umap, map);
+
+ return *umap ? isl_stat_ok : isl_stat_error;
+}
+
+/* Construct a union map mapping the domain of the union
+ * piecewise affine expression to its range, with the single output dimension
+ * equated to the corresponding affine expressions on their cells.
+ */
+__isl_give isl_union_map *isl_union_map_from_union_pw_aff(
+ __isl_take isl_union_pw_aff *upa)
+{
+ isl_space *space;
+ isl_union_map *umap;
+
+ if (!upa)
+ return NULL;
+
+ space = isl_union_pw_aff_get_space(upa);
+ umap = isl_union_map_empty(space);
+
+ if (isl_union_pw_aff_foreach_pw_aff(upa, &map_from_pw_aff_entry,
+ &umap) < 0)
+ umap = isl_union_map_free(umap);
+
+ isl_union_pw_aff_free(upa);
+ return umap;
+}
+
+/* Convert "pma" to an isl_map and add it to *umap.
+ */
+static isl_stat map_from_pw_multi_aff(__isl_take isl_pw_multi_aff *pma,
+ void *user)
+{
+ isl_union_map **umap = user;
+ isl_map *map;
+
+ map = isl_map_from_pw_multi_aff(pma);
+ *umap = isl_union_map_add_map(*umap, map);
+
+ return isl_stat_ok;
+}
+
+/* Construct a union map mapping the domain of the union
+ * piecewise multi-affine expression to its range, with each dimension
+ * in the range equated to the corresponding affine expression on its cell.
+ */
+__isl_give isl_union_map *isl_union_map_from_union_pw_multi_aff(
+ __isl_take isl_union_pw_multi_aff *upma)
+{
+ isl_space *space;
+ isl_union_map *umap;
+
+ if (!upma)
+ return NULL;
+
+ space = isl_union_pw_multi_aff_get_space(upma);
+ umap = isl_union_map_empty(space);
+
+ if (isl_union_pw_multi_aff_foreach_pw_multi_aff(upma,
+ &map_from_pw_multi_aff, &umap) < 0)
+ goto error;
+
+ isl_union_pw_multi_aff_free(upma);
+ return umap;
+error:
+ isl_union_pw_multi_aff_free(upma);
+ isl_union_map_free(umap);
+ return NULL;
+}
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