[polly] Fix incorrect pointer checking (PR #117228)
via llvm-commits
llvm-commits at lists.llvm.org
Fri Nov 22 08:21:43 PST 2024
https://github.com/ChuvakHome updated https://github.com/llvm/llvm-project/pull/117228
>From bfde4b689ab0afe5fec24ad85f1d5e707e791e0b Mon Sep 17 00:00:00 2001
From: timurdemenev <311683 at niuitmo.ru>
Date: Thu, 21 Nov 2024 23:11:26 +0300
Subject: [PATCH 1/4] Fix incorrect pointer checking
---
polly/lib/External/isl/isl_local_space.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/polly/lib/External/isl/isl_local_space.c b/polly/lib/External/isl/isl_local_space.c
index 604e276a0d1f66..1bffcd544eb735 100644
--- a/polly/lib/External/isl/isl_local_space.c
+++ b/polly/lib/External/isl/isl_local_space.c
@@ -254,7 +254,7 @@ isl_size isl_local_space_var_offset(__isl_keep isl_local_space *ls,
isl_space *space;
space = isl_local_space_peek_space(ls);
- if (space < 0)
+ if (space == NULL)
return isl_size_error;
switch (type) {
case isl_dim_param:
>From 47ca62c2a65fbf1736e13bdcca4f212f1921d5e1 Mon Sep 17 00:00:00 2001
From: timurdemenev <311683 at niuitmo.ru>
Date: Fri, 22 Nov 2024 18:18:36 +0300
Subject: [PATCH 2/4] Fix clang-format
---
polly/lib/External/isl/isl_local_space.c | 2420 +++++++++++-----------
1 file changed, 1184 insertions(+), 1236 deletions(-)
diff --git a/polly/lib/External/isl/isl_local_space.c b/polly/lib/External/isl/isl_local_space.c
index 1bffcd544eb735..16a6659a43291e 100644
--- a/polly/lib/External/isl/isl_local_space.c
+++ b/polly/lib/External/isl/isl_local_space.c
@@ -10,157 +10,149 @@
* and Ecole Normale Superieure, 45 rue d’Ulm, 75230 Paris, France
*/
-#include <isl_ctx_private.h>
#include <isl/id.h>
-#include <isl_map_private.h>
+#include <isl_aff_private.h>
+#include <isl_ctx_private.h>
+#include <isl_local.h>
#include <isl_local_space_private.h>
-#include <isl_space_private.h>
+#include <isl_map_private.h>
#include <isl_mat_private.h>
-#include <isl_aff_private.h>
-#include <isl_vec_private.h>
#include <isl_point_private.h>
#include <isl_seq.h>
-#include <isl_local.h>
+#include <isl_space_private.h>
+#include <isl_vec_private.h>
-isl_ctx *isl_local_space_get_ctx(__isl_keep isl_local_space *ls)
-{
- return ls ? ls->dim->ctx : NULL;
+isl_ctx *isl_local_space_get_ctx(__isl_keep isl_local_space *ls) {
+ return ls ? ls->dim->ctx : NULL;
}
/* Return a hash value that digests "ls".
*/
-uint32_t isl_local_space_get_hash(__isl_keep isl_local_space *ls)
-{
- uint32_t hash, space_hash, div_hash;
+uint32_t isl_local_space_get_hash(__isl_keep isl_local_space *ls) {
+ uint32_t hash, space_hash, div_hash;
- if (!ls)
- return 0;
+ if (!ls)
+ return 0;
- hash = isl_hash_init();
- space_hash = isl_space_get_full_hash(isl_local_space_peek_space(ls));
- isl_hash_hash(hash, space_hash);
- div_hash = isl_mat_get_hash(ls->div);
- isl_hash_hash(hash, div_hash);
+ hash = isl_hash_init();
+ space_hash = isl_space_get_full_hash(isl_local_space_peek_space(ls));
+ isl_hash_hash(hash, space_hash);
+ div_hash = isl_mat_get_hash(ls->div);
+ isl_hash_hash(hash, div_hash);
- return hash;
+ return hash;
}
-__isl_give isl_local_space *isl_local_space_alloc_div(
- __isl_take isl_space *space, __isl_take isl_mat *div)
-{
- isl_ctx *ctx;
- isl_local_space *ls = NULL;
+__isl_give isl_local_space *
+isl_local_space_alloc_div(__isl_take isl_space *space,
+ __isl_take isl_mat *div) {
+ isl_ctx *ctx;
+ isl_local_space *ls = NULL;
- if (!space || !div)
- goto error;
+ if (!space || !div)
+ goto error;
- ctx = isl_space_get_ctx(space);
- ls = isl_calloc_type(ctx, struct isl_local_space);
- if (!ls)
- goto error;
+ ctx = isl_space_get_ctx(space);
+ ls = isl_calloc_type(ctx, struct isl_local_space);
+ if (!ls)
+ goto error;
- ls->ref = 1;
- ls->dim = space;
- ls->div = div;
+ ls->ref = 1;
+ ls->dim = space;
+ ls->div = div;
- return ls;
+ return ls;
error:
- isl_mat_free(div);
- isl_space_free(space);
- isl_local_space_free(ls);
- return NULL;
+ isl_mat_free(div);
+ isl_space_free(space);
+ isl_local_space_free(ls);
+ return NULL;
}
__isl_give isl_local_space *isl_local_space_alloc(__isl_take isl_space *space,
- unsigned n_div)
-{
- isl_ctx *ctx;
- isl_mat *div;
- isl_size total;
+ unsigned n_div) {
+ isl_ctx *ctx;
+ isl_mat *div;
+ isl_size total;
- if (!space)
- return NULL;
+ if (!space)
+ return NULL;
- total = isl_space_dim(space, isl_dim_all);
- if (total < 0)
- return isl_local_space_from_space(isl_space_free(space));
+ total = isl_space_dim(space, isl_dim_all);
+ if (total < 0)
+ return isl_local_space_from_space(isl_space_free(space));
- ctx = isl_space_get_ctx(space);
- div = isl_mat_alloc(ctx, n_div, 1 + 1 + total + n_div);
- return isl_local_space_alloc_div(space, div);
+ ctx = isl_space_get_ctx(space);
+ div = isl_mat_alloc(ctx, n_div, 1 + 1 + total + n_div);
+ return isl_local_space_alloc_div(space, div);
}
-__isl_give isl_local_space *isl_local_space_from_space(
- __isl_take isl_space *space)
-{
- return isl_local_space_alloc(space, 0);
+__isl_give isl_local_space *
+isl_local_space_from_space(__isl_take isl_space *space) {
+ return isl_local_space_alloc(space, 0);
}
-__isl_give isl_local_space *isl_local_space_copy(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_copy(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- ls->ref++;
- return ls;
+ ls->ref++;
+ return ls;
}
-__isl_give isl_local_space *isl_local_space_dup(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return NULL;
-
- return isl_local_space_alloc_div(isl_space_copy(ls->dim),
- isl_mat_copy(ls->div));
+__isl_give isl_local_space *
+isl_local_space_dup(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return NULL;
+ return isl_local_space_alloc_div(isl_space_copy(ls->dim),
+ isl_mat_copy(ls->div));
}
-__isl_give isl_local_space *isl_local_space_cow(__isl_take isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_cow(__isl_take isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- if (ls->ref == 1)
- return ls;
- ls->ref--;
- return isl_local_space_dup(ls);
+ if (ls->ref == 1)
+ return ls;
+ ls->ref--;
+ return isl_local_space_dup(ls);
}
-__isl_null isl_local_space *isl_local_space_free(
- __isl_take isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_null isl_local_space *
+isl_local_space_free(__isl_take isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- if (--ls->ref > 0)
- return NULL;
+ if (--ls->ref > 0)
+ return NULL;
- isl_space_free(ls->dim);
- isl_mat_free(ls->div);
+ isl_space_free(ls->dim);
+ isl_mat_free(ls->div);
- free(ls);
+ free(ls);
- return NULL;
+ return NULL;
}
/* Is the local space that of a parameter domain?
*/
-isl_bool isl_local_space_is_params(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return isl_bool_error;
- return isl_space_is_params(ls->dim);
+isl_bool isl_local_space_is_params(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_space_is_params(ls->dim);
}
/* Is the local space that of a set?
*/
-isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls)
-{
- return ls ? isl_space_is_set(ls->dim) : isl_bool_error;
+isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls) {
+ return ls ? isl_space_is_set(ls->dim) : isl_bool_error;
}
#undef TYPE
-#define TYPE isl_local_space
+#define TYPE isl_local_space
#include "isl_type_has_equal_space_bin_templ.c"
#include "isl_type_has_space_templ.c"
@@ -168,37 +160,35 @@ isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls)
/* Check that the space of "ls" is equal to "space".
*/
static isl_stat isl_local_space_check_has_space(__isl_keep isl_local_space *ls,
- __isl_keep isl_space *space)
-{
- isl_bool ok;
+ __isl_keep isl_space *space) {
+ isl_bool ok;
- ok = isl_local_space_has_space(ls, space);
- if (ok < 0)
- return isl_stat_error;
- if (!ok)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", return isl_stat_error);
- return isl_stat_ok;
+ ok = isl_local_space_has_space(ls, space);
+ if (ok < 0)
+ return isl_stat_error;
+ if (!ok)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", return isl_stat_error);
+ return isl_stat_ok;
}
/* Return true if the two local spaces are identical, with identical
* expressions for the integer divisions.
*/
isl_bool isl_local_space_is_equal(__isl_keep isl_local_space *ls1,
- __isl_keep isl_local_space *ls2)
-{
- isl_bool equal;
+ __isl_keep isl_local_space *ls2) {
+ isl_bool equal;
- equal = isl_local_space_has_equal_space(ls1, ls2);
- if (equal < 0 || !equal)
- return equal;
+ equal = isl_local_space_has_equal_space(ls1, ls2);
+ if (equal < 0 || !equal)
+ return equal;
- if (!isl_local_space_divs_known(ls1))
- return isl_bool_false;
- if (!isl_local_space_divs_known(ls2))
- return isl_bool_false;
+ if (!isl_local_space_divs_known(ls1))
+ return isl_bool_false;
+ if (!isl_local_space_divs_known(ls2))
+ return isl_bool_false;
- return isl_mat_is_equal(ls1->div, ls2->div);
+ return isl_mat_is_equal(ls1->div, ls2->div);
}
/* Compare two isl_local_spaces.
@@ -207,84 +197,86 @@ isl_bool isl_local_space_is_equal(__isl_keep isl_local_space *ls1,
* than "ls2" and 0 if they are equal.
*/
int isl_local_space_cmp(__isl_keep isl_local_space *ls1,
- __isl_keep isl_local_space *ls2)
-{
- int cmp;
+ __isl_keep isl_local_space *ls2) {
+ int cmp;
- if (ls1 == ls2)
- return 0;
- if (!ls1)
- return -1;
- if (!ls2)
- return 1;
+ if (ls1 == ls2)
+ return 0;
+ if (!ls1)
+ return -1;
+ if (!ls2)
+ return 1;
- cmp = isl_space_cmp(ls1->dim, ls2->dim);
- if (cmp != 0)
- return cmp;
+ cmp = isl_space_cmp(ls1->dim, ls2->dim);
+ if (cmp != 0)
+ return cmp;
- return isl_local_cmp(ls1->div, ls2->div);
+ return isl_local_cmp(ls1->div, ls2->div);
}
isl_size isl_local_space_dim(__isl_keep isl_local_space *ls,
- enum isl_dim_type type)
-{
- if (!ls)
- return isl_size_error;
- if (type == isl_dim_div)
- return ls->div->n_row;
- if (type == isl_dim_all) {
- isl_size dim = isl_space_dim(ls->dim, isl_dim_all);
- if (dim < 0)
- return isl_size_error;
- return dim + ls->div->n_row;
- }
- return isl_space_dim(ls->dim, type);
+ enum isl_dim_type type) {
+ if (!ls)
+ return isl_size_error;
+ if (type == isl_dim_div)
+ return ls->div->n_row;
+ if (type == isl_dim_all) {
+ isl_size dim = isl_space_dim(ls->dim, isl_dim_all);
+ if (dim < 0)
+ return isl_size_error;
+ return dim + ls->div->n_row;
+ }
+ return isl_space_dim(ls->dim, type);
}
#undef TYPE
-#define TYPE isl_local_space
+#define TYPE isl_local_space
#include "check_type_range_templ.c"
/* Return the position of the variables of the given type
* within the sequence of variables of "ls".
*/
isl_size isl_local_space_var_offset(__isl_keep isl_local_space *ls,
- enum isl_dim_type type)
-{
- isl_space *space;
-
- space = isl_local_space_peek_space(ls);
- if (space == NULL)
- return isl_size_error;
- switch (type) {
- case isl_dim_param:
- case isl_dim_in:
- case isl_dim_out: return isl_space_offset(space, type);
- case isl_dim_div: return isl_space_dim(space, isl_dim_all);
- case isl_dim_cst:
- default:
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "invalid dimension type", return isl_size_error);
- }
+ enum isl_dim_type type) {
+ isl_space *space;
+
+ space = isl_local_space_peek_space(ls);
+ if (space == NULL)
+ return isl_size_error;
+
+ switch (type) {
+ case isl_dim_param:
+ case isl_dim_in:
+ case isl_dim_out:
+ return isl_space_offset(space, type);
+ case isl_dim_div:
+ return isl_space_dim(space, isl_dim_all);
+ case isl_dim_cst:
+ default:
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "invalid dimension type", return isl_size_error);
+ }
}
/* Return the position of the coefficients of the variables of the given type
* within the sequence of coefficients of "ls".
*/
unsigned isl_local_space_offset(__isl_keep isl_local_space *ls,
- enum isl_dim_type type)
-{
- if (!ls)
- return 0;
-
- switch (type) {
- case isl_dim_cst: return 0;
- case isl_dim_param:
- case isl_dim_in:
- case isl_dim_out:
- case isl_dim_div: return 1 + isl_local_space_var_offset(ls, type);
- default: return 0;
- }
+ enum isl_dim_type type) {
+ if (!ls)
+ return 0;
+
+ switch (type) {
+ case isl_dim_cst:
+ return 0;
+ case isl_dim_param:
+ case isl_dim_in:
+ case isl_dim_out:
+ case isl_dim_div:
+ return 1 + isl_local_space_var_offset(ls, type);
+ default:
+ return 0;
+ }
}
/* Return the position of the dimension of the given type and name
@@ -292,54 +284,50 @@ unsigned isl_local_space_offset(__isl_keep isl_local_space *ls,
* Return -1 if no such dimension can be found.
*/
int isl_local_space_find_dim_by_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, const char *name)
-{
- if (!ls)
- return -1;
- if (type == isl_dim_div)
- return -1;
- return isl_space_find_dim_by_name(ls->dim, type, name);
+ enum isl_dim_type type, const char *name) {
+ if (!ls)
+ return -1;
+ if (type == isl_dim_div)
+ return -1;
+ return isl_space_find_dim_by_name(ls->dim, type, name);
}
/* Does the given dimension have a name?
*/
isl_bool isl_local_space_has_dim_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos)
-{
- return ls ? isl_space_has_dim_name(ls->dim, type, pos) : isl_bool_error;
+ enum isl_dim_type type, unsigned pos) {
+ return ls ? isl_space_has_dim_name(ls->dim, type, pos) : isl_bool_error;
}
const char *isl_local_space_get_dim_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos)
-{
- return ls ? isl_space_get_dim_name(ls->dim, type, pos) : NULL;
+ enum isl_dim_type type, unsigned pos) {
+ return ls ? isl_space_get_dim_name(ls->dim, type, pos) : NULL;
}
isl_bool isl_local_space_has_dim_id(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos)
-{
- return ls ? isl_space_has_dim_id(ls->dim, type, pos) : isl_bool_error;
+ enum isl_dim_type type, unsigned pos) {
+ return ls ? isl_space_has_dim_id(ls->dim, type, pos) : isl_bool_error;
}
__isl_give isl_id *isl_local_space_get_dim_id(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos)
-{
- return ls ? isl_space_get_dim_id(ls->dim, type, pos) : NULL;
+ enum isl_dim_type type,
+ unsigned pos) {
+ return ls ? isl_space_get_dim_id(ls->dim, type, pos) : NULL;
}
/* Return the argument of the integer division at position "pos" in "ls".
* All local variables in "ls" are known to have a (complete) explicit
* representation.
*/
-static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls, int pos)
-{
- isl_aff *aff;
+static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls,
+ int pos) {
+ isl_aff *aff;
- aff = isl_aff_alloc(isl_local_space_copy(ls));
- if (!aff)
- return NULL;
- isl_seq_cpy(aff->v->el, ls->div->row[pos], aff->v->size);
- return aff;
+ aff = isl_aff_alloc(isl_local_space_copy(ls));
+ if (!aff)
+ return NULL;
+ isl_seq_cpy(aff->v->el, ls->div->row[pos], aff->v->size);
+ return aff;
}
/* Return the argument of the integer division at position "pos" in "ls".
@@ -348,31 +336,30 @@ static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls, int pos)
* Remove them first because the domain of an isl_aff
* is not allowed to have unknown local variables.
*/
-static __isl_give isl_aff *drop_unknown_divs_and_extract_div(
- __isl_keep isl_local_space *ls, int pos)
-{
- int i;
- isl_size n;
- isl_bool unknown;
- isl_aff *aff;
-
- n = isl_local_space_dim(ls, isl_dim_div);
- if (n < 0)
- return NULL;
- ls = isl_local_space_copy(ls);
- for (i = n - 1; i >= 0; --i) {
- unknown = isl_local_space_div_is_marked_unknown(ls, i);
- if (unknown < 0)
- ls = isl_local_space_free(ls);
- else if (!unknown)
- continue;
- ls = isl_local_space_drop_dims(ls, isl_dim_div, i, 1);
- if (pos > i)
- --pos;
- }
- aff = extract_div(ls, pos);
- isl_local_space_free(ls);
- return aff;
+static __isl_give isl_aff *
+drop_unknown_divs_and_extract_div(__isl_keep isl_local_space *ls, int pos) {
+ int i;
+ isl_size n;
+ isl_bool unknown;
+ isl_aff *aff;
+
+ n = isl_local_space_dim(ls, isl_dim_div);
+ if (n < 0)
+ return NULL;
+ ls = isl_local_space_copy(ls);
+ for (i = n - 1; i >= 0; --i) {
+ unknown = isl_local_space_div_is_marked_unknown(ls, i);
+ if (unknown < 0)
+ ls = isl_local_space_free(ls);
+ else if (!unknown)
+ continue;
+ ls = isl_local_space_drop_dims(ls, isl_dim_div, i, 1);
+ if (pos > i)
+ --pos;
+ }
+ aff = extract_div(ls, pos);
+ isl_local_space_free(ls);
+ return aff;
}
/* Return the argument of the integer division at position "pos" in "ls".
@@ -383,49 +370,48 @@ static __isl_give isl_aff *drop_unknown_divs_and_extract_div(
* is not allowed to have unknown local variables.
*/
__isl_give isl_aff *isl_local_space_get_div(__isl_keep isl_local_space *ls,
- int pos)
-{
- isl_bool known;
-
- if (!ls)
- return NULL;
-
- if (pos < 0 || pos >= ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return NULL);
-
- known = isl_local_space_div_is_known(ls, pos);
- if (known < 0)
- return NULL;
- if (!known)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "expression of div unknown", return NULL);
- if (!isl_local_space_is_set(ls))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "cannot represent divs of map spaces", return NULL);
-
- known = isl_local_space_divs_known(ls);
- if (known < 0)
- return NULL;
- if (known)
- return extract_div(ls, pos);
- else
- return drop_unknown_divs_and_extract_div(ls, pos);
+ int pos) {
+ isl_bool known;
+
+ if (!ls)
+ return NULL;
+
+ if (pos < 0 || pos >= ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return NULL);
+
+ known = isl_local_space_div_is_known(ls, pos);
+ if (known < 0)
+ return NULL;
+ if (!known)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "expression of div unknown", return NULL);
+ if (!isl_local_space_is_set(ls))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "cannot represent divs of map spaces", return NULL);
+
+ known = isl_local_space_divs_known(ls);
+ if (known < 0)
+ return NULL;
+ if (known)
+ return extract_div(ls, pos);
+ else
+ return drop_unknown_divs_and_extract_div(ls, pos);
}
/* Return the space of "ls".
*/
-__isl_keep isl_space *isl_local_space_peek_space(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_keep isl_space *
+isl_local_space_peek_space(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- return ls->dim;
+ return ls->dim;
}
-__isl_give isl_space *isl_local_space_get_space(__isl_keep isl_local_space *ls)
-{
- return isl_space_copy(isl_local_space_peek_space(ls));
+__isl_give isl_space *
+isl_local_space_get_space(__isl_keep isl_local_space *ls) {
+ return isl_space_copy(isl_local_space_peek_space(ls));
}
/* Return the space of "ls".
@@ -437,17 +423,17 @@ __isl_give isl_space *isl_local_space_get_space(__isl_keep isl_local_space *ls)
* a subsequent call to isl_local_space_restore_space.
* The only exception is that isl_local_space_free can be called instead.
*/
-__isl_give isl_space *isl_local_space_take_space(__isl_keep isl_local_space *ls)
-{
- isl_space *space;
+__isl_give isl_space *
+isl_local_space_take_space(__isl_keep isl_local_space *ls) {
+ isl_space *space;
- if (!ls)
- return NULL;
- if (ls->ref != 1)
- return isl_local_space_get_space(ls);
- space = ls->dim;
- ls->dim = NULL;
- return space;
+ if (!ls)
+ return NULL;
+ if (ls->ref != 1)
+ return isl_local_space_get_space(ls);
+ space = ls->dim;
+ ls->dim = NULL;
+ return space;
}
/* Set the space of "ls" to "space", where the space of "ls" may be missing
@@ -455,42 +441,42 @@ __isl_give isl_space *isl_local_space_take_space(__isl_keep isl_local_space *ls)
* However, in this case, "ls" only has a single reference and
* then the call to isl_local_space_cow has no effect.
*/
-__isl_give isl_local_space *isl_local_space_restore_space(
- __isl_take isl_local_space *ls, __isl_take isl_space *space)
-{
- if (!ls || !space)
- goto error;
-
- if (ls->dim == space) {
- isl_space_free(space);
- return ls;
- }
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- isl_space_free(ls->dim);
- ls->dim = space;
-
- return ls;
+__isl_give isl_local_space *
+isl_local_space_restore_space(__isl_take isl_local_space *ls,
+ __isl_take isl_space *space) {
+ if (!ls || !space)
+ goto error;
+
+ if (ls->dim == space) {
+ isl_space_free(space);
+ return ls;
+ }
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ isl_space_free(ls->dim);
+ ls->dim = space;
+
+ return ls;
error:
- isl_local_space_free(ls);
- isl_space_free(space);
- return NULL;
+ isl_local_space_free(ls);
+ isl_space_free(space);
+ return NULL;
}
/* Return the local variables of "ls".
*/
-__isl_keep isl_local *isl_local_space_peek_local(__isl_keep isl_local_space *ls)
-{
- return ls ? ls->div : NULL;
+__isl_keep isl_local *
+isl_local_space_peek_local(__isl_keep isl_local_space *ls) {
+ return ls ? ls->div : NULL;
}
/* Return a copy of the local variables of "ls".
*/
-__isl_keep isl_local *isl_local_space_get_local(__isl_keep isl_local_space *ls)
-{
- return isl_local_copy(isl_local_space_peek_local(ls));
+__isl_keep isl_local *
+isl_local_space_get_local(__isl_keep isl_local_space *ls) {
+ return isl_local_copy(isl_local_space_peek_local(ls));
}
/* Return the local variables of "ls".
@@ -502,18 +488,17 @@ __isl_keep isl_local *isl_local_space_get_local(__isl_keep isl_local_space *ls)
* the subsequent call to isl_local_space_restore_local.
* The only exception is that isl_local_space_free can be called instead.
*/
-static __isl_give isl_local *isl_local_space_take_local(
- __isl_keep isl_local_space *ls)
-{
- isl_local *local;
+static __isl_give isl_local *
+isl_local_space_take_local(__isl_keep isl_local_space *ls) {
+ isl_local *local;
- if (!ls)
- return NULL;
- if (ls->ref != 1)
- return isl_local_space_get_local(ls);
- local = ls->div;
- ls->div = NULL;
- return local;
+ if (!ls)
+ return NULL;
+ if (ls->ref != 1)
+ return isl_local_space_get_local(ls);
+ local = ls->div;
+ ls->div = NULL;
+ return local;
}
/* Set the local variables of "ls" to "local",
@@ -522,187 +507,184 @@ static __isl_give isl_local *isl_local_space_take_local(
* However, in this case, "ls" only has a single reference and
* then the call to isl_local_space_cow has no effect.
*/
-static __isl_give isl_local_space *isl_local_space_restore_local(
- __isl_take isl_local_space *ls, __isl_take isl_local *local)
-{
- if (!ls || !local)
- goto error;
-
- if (ls->div == local) {
- isl_local_free(local);
- return ls;
- }
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- isl_local_free(ls->div);
- ls->div = local;
-
- return ls;
+static __isl_give isl_local_space *
+isl_local_space_restore_local(__isl_take isl_local_space *ls,
+ __isl_take isl_local *local) {
+ if (!ls || !local)
+ goto error;
+
+ if (ls->div == local) {
+ isl_local_free(local);
+ return ls;
+ }
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ isl_local_free(ls->div);
+ ls->div = local;
+
+ return ls;
error:
- isl_local_space_free(ls);
- isl_local_free(local);
- return NULL;
+ isl_local_space_free(ls);
+ isl_local_free(local);
+ return NULL;
}
/* Replace the identifier of the tuple of type "type" by "id".
*/
-__isl_give isl_local_space *isl_local_space_set_tuple_id(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, __isl_take isl_id *id)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->dim = isl_space_set_tuple_id(ls->dim, type, id);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *
+isl_local_space_set_tuple_id(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, __isl_take isl_id *id) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->dim = isl_space_set_tuple_id(ls->dim, type, id);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
error:
- isl_id_free(id);
- return NULL;
-}
-
-__isl_give isl_local_space *isl_local_space_set_dim_name(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos, const char *s)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_set_dim_name(ls->dim, type, pos, s);
- if (!ls->dim)
- return isl_local_space_free(ls);
-
- return ls;
-}
-
-__isl_give isl_local_space *isl_local_space_set_dim_id(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos, __isl_take isl_id *id)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->dim = isl_space_set_dim_id(ls->dim, type, pos, id);
- if (!ls->dim)
- return isl_local_space_free(ls);
-
- return ls;
+ isl_id_free(id);
+ return NULL;
+}
+
+__isl_give isl_local_space *
+isl_local_space_set_dim_name(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos,
+ const char *s) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_set_dim_name(ls->dim, type, pos, s);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+
+ return ls;
+}
+
+__isl_give isl_local_space *
+isl_local_space_set_dim_id(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos,
+ __isl_take isl_id *id) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->dim = isl_space_set_dim_id(ls->dim, type, pos, id);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+
+ return ls;
error:
- isl_id_free(id);
- return NULL;
+ isl_id_free(id);
+ return NULL;
}
/* Construct a zero-dimensional local space with the given parameter domain.
*/
-__isl_give isl_local_space *isl_local_space_set_from_params(
- __isl_take isl_local_space *ls)
-{
- isl_space *space;
+__isl_give isl_local_space *
+isl_local_space_set_from_params(__isl_take isl_local_space *ls) {
+ isl_space *space;
- space = isl_local_space_take_space(ls);
- space = isl_space_set_from_params(space);
- ls = isl_local_space_restore_space(ls, space);
+ space = isl_local_space_take_space(ls);
+ space = isl_space_set_from_params(space);
+ ls = isl_local_space_restore_space(ls, space);
- return ls;
+ return ls;
}
-__isl_give isl_local_space *isl_local_space_reset_space(
- __isl_take isl_local_space *ls, __isl_take isl_space *space)
-{
- ls = isl_local_space_cow(ls);
- if (!ls || !space)
- goto error;
+__isl_give isl_local_space *
+isl_local_space_reset_space(__isl_take isl_local_space *ls,
+ __isl_take isl_space *space) {
+ ls = isl_local_space_cow(ls);
+ if (!ls || !space)
+ goto error;
- isl_space_free(ls->dim);
- ls->dim = space;
+ isl_space_free(ls->dim);
+ ls->dim = space;
- return ls;
+ return ls;
error:
- isl_local_space_free(ls);
- isl_space_free(space);
- return NULL;
+ isl_local_space_free(ls);
+ isl_space_free(space);
+ return NULL;
}
/* Reorder the dimensions of "ls" according to the given reordering.
* The reordering r is assumed to have been extended with the local
* variables, leaving them in the same order.
*/
-__isl_give isl_local_space *isl_local_space_realign(
- __isl_take isl_local_space *ls, __isl_take isl_reordering *r)
-{
- isl_local *local;
+__isl_give isl_local_space *
+isl_local_space_realign(__isl_take isl_local_space *ls,
+ __isl_take isl_reordering *r) {
+ isl_local *local;
- local = isl_local_space_take_local(ls);
- local = isl_local_reorder(local, isl_reordering_copy(r));
- ls = isl_local_space_restore_local(ls, local);
+ local = isl_local_space_take_local(ls);
+ local = isl_local_reorder(local, isl_reordering_copy(r));
+ ls = isl_local_space_restore_local(ls, local);
- ls = isl_local_space_reset_space(ls, isl_reordering_get_space(r));
+ ls = isl_local_space_reset_space(ls, isl_reordering_get_space(r));
- isl_reordering_free(r);
- return ls;
+ isl_reordering_free(r);
+ return ls;
}
-__isl_give isl_local_space *isl_local_space_add_div(
- __isl_take isl_local_space *ls, __isl_take isl_vec *div)
-{
- ls = isl_local_space_cow(ls);
- if (!ls || !div)
- goto error;
+__isl_give isl_local_space *
+isl_local_space_add_div(__isl_take isl_local_space *ls,
+ __isl_take isl_vec *div) {
+ ls = isl_local_space_cow(ls);
+ if (!ls || !div)
+ goto error;
- if (ls->div->n_col != div->size)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "incompatible dimensions", goto error);
+ if (ls->div->n_col != div->size)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "incompatible dimensions", goto error);
- ls->div = isl_mat_add_zero_cols(ls->div, 1);
- ls->div = isl_mat_add_rows(ls->div, 1);
- if (!ls->div)
- goto error;
+ ls->div = isl_mat_add_zero_cols(ls->div, 1);
+ ls->div = isl_mat_add_rows(ls->div, 1);
+ if (!ls->div)
+ goto error;
- isl_seq_cpy(ls->div->row[ls->div->n_row - 1], div->el, div->size);
- isl_int_set_si(ls->div->row[ls->div->n_row - 1][div->size], 0);
+ isl_seq_cpy(ls->div->row[ls->div->n_row - 1], div->el, div->size);
+ isl_int_set_si(ls->div->row[ls->div->n_row - 1][div->size], 0);
- isl_vec_free(div);
- return ls;
+ isl_vec_free(div);
+ return ls;
error:
- isl_local_space_free(ls);
- isl_vec_free(div);
- return NULL;
+ isl_local_space_free(ls);
+ isl_vec_free(div);
+ return NULL;
}
-__isl_give isl_local_space *isl_local_space_replace_divs(
- __isl_take isl_local_space *ls, __isl_take isl_mat *div)
-{
- ls = isl_local_space_cow(ls);
+__isl_give isl_local_space *
+isl_local_space_replace_divs(__isl_take isl_local_space *ls,
+ __isl_take isl_mat *div) {
+ ls = isl_local_space_cow(ls);
- if (!ls || !div)
- goto error;
+ if (!ls || !div)
+ goto error;
- isl_mat_free(ls->div);
- ls->div = div;
- return ls;
+ isl_mat_free(ls->div);
+ ls->div = div;
+ return ls;
error:
- isl_mat_free(div);
- isl_local_space_free(ls);
- return NULL;
+ isl_mat_free(div);
+ isl_local_space_free(ls);
+ return NULL;
}
/* Copy row "s" of "src" to row "d" of "dst", applying the expansion
* defined by "exp".
*/
-static void expand_row(__isl_keep isl_mat *dst, int d,
- __isl_keep isl_mat *src, int s, int *exp)
-{
- int i;
- unsigned c = src->n_col - src->n_row;
+static void expand_row(__isl_keep isl_mat *dst, int d, __isl_keep isl_mat *src,
+ int s, int *exp) {
+ int i;
+ unsigned c = src->n_col - src->n_row;
- isl_seq_cpy(dst->row[d], src->row[s], c);
- isl_seq_clr(dst->row[d] + c, dst->n_col - c);
+ isl_seq_cpy(dst->row[d], src->row[s], c);
+ isl_seq_clr(dst->row[d] + c, dst->n_col - c);
- for (i = 0; i < s; ++i)
- isl_int_set(dst->row[d][c + exp[i]], src->row[s][c + i]);
+ for (i = 0; i < s; ++i)
+ isl_int_set(dst->row[d][c + exp[i]], src->row[s][c + i]);
}
/* Compare (known) divs.
@@ -711,46 +693,43 @@ static void expand_row(__isl_keep isl_mat *dst, int d,
* current order. Otherwise, we sort the known div after the unknown
* div only if the known div depends on the unknown div.
*/
-static int cmp_row(isl_int *row_i, isl_int *row_j, int i, int j,
- unsigned n_row, unsigned n_col)
-{
- int li, lj;
- int unknown_i, unknown_j;
+static int cmp_row(isl_int *row_i, isl_int *row_j, int i, int j, unsigned n_row,
+ unsigned n_col) {
+ int li, lj;
+ int unknown_i, unknown_j;
- unknown_i = isl_int_is_zero(row_i[0]);
- unknown_j = isl_int_is_zero(row_j[0]);
+ unknown_i = isl_int_is_zero(row_i[0]);
+ unknown_j = isl_int_is_zero(row_j[0]);
- if (unknown_i && unknown_j)
- return i - j;
+ if (unknown_i && unknown_j)
+ return i - j;
- if (unknown_i)
- li = n_col - n_row + i;
- else
- li = isl_seq_last_non_zero(row_i, n_col);
- if (unknown_j)
- lj = n_col - n_row + j;
- else
- lj = isl_seq_last_non_zero(row_j, n_col);
+ if (unknown_i)
+ li = n_col - n_row + i;
+ else
+ li = isl_seq_last_non_zero(row_i, n_col);
+ if (unknown_j)
+ lj = n_col - n_row + j;
+ else
+ lj = isl_seq_last_non_zero(row_j, n_col);
- if (li != lj)
- return li - lj;
+ if (li != lj)
+ return li - lj;
- return isl_seq_cmp(row_i, row_j, n_col);
+ return isl_seq_cmp(row_i, row_j, n_col);
}
/* Call cmp_row for divs in a matrix.
*/
-int isl_mat_cmp_div(__isl_keep isl_mat *div, int i, int j)
-{
- return cmp_row(div->row[i], div->row[j], i, j, div->n_row, div->n_col);
+int isl_mat_cmp_div(__isl_keep isl_mat *div, int i, int j) {
+ return cmp_row(div->row[i], div->row[j], i, j, div->n_row, div->n_col);
}
/* Call cmp_row for divs in a basic map.
*/
static int bmap_cmp_row(__isl_keep isl_basic_map *bmap, int i, int j,
- unsigned total)
-{
- return cmp_row(bmap->div[i], bmap->div[j], i, j, bmap->n_div, total);
+ unsigned total) {
+ return cmp_row(bmap->div[i], bmap->div[j], i, j, bmap->n_div, total);
}
/* Sort the divs in "bmap".
@@ -759,39 +738,37 @@ static int bmap_cmp_row(__isl_keep isl_basic_map *bmap, int i, int j,
* Then we perform a simple insertion sort based on the same ordering
* that is used in isl_merge_divs.
*/
-__isl_give isl_basic_map *isl_basic_map_sort_divs(
- __isl_take isl_basic_map *bmap)
-{
- int i, j;
- isl_size total;
-
- bmap = isl_basic_map_order_divs(bmap);
- if (!bmap)
- return NULL;
- if (bmap->n_div <= 1)
- return bmap;
-
- total = isl_basic_map_dim(bmap, isl_dim_all);
- if (total < 0)
- return isl_basic_map_free(bmap);
- for (i = 1; i < bmap->n_div; ++i) {
- for (j = i - 1; j >= 0; --j) {
- if (bmap_cmp_row(bmap, j, j + 1, 2 + total) <= 0)
- break;
- bmap = isl_basic_map_swap_div(bmap, j, j + 1);
- if (!bmap)
- return NULL;
- }
- }
-
- return bmap;
+__isl_give isl_basic_map *
+isl_basic_map_sort_divs(__isl_take isl_basic_map *bmap) {
+ int i, j;
+ isl_size total;
+
+ bmap = isl_basic_map_order_divs(bmap);
+ if (!bmap)
+ return NULL;
+ if (bmap->n_div <= 1)
+ return bmap;
+
+ total = isl_basic_map_dim(bmap, isl_dim_all);
+ if (total < 0)
+ return isl_basic_map_free(bmap);
+ for (i = 1; i < bmap->n_div; ++i) {
+ for (j = i - 1; j >= 0; --j) {
+ if (bmap_cmp_row(bmap, j, j + 1, 2 + total) <= 0)
+ break;
+ bmap = isl_basic_map_swap_div(bmap, j, j + 1);
+ if (!bmap)
+ return NULL;
+ }
+ }
+
+ return bmap;
}
/* Sort the divs in the basic maps of "map".
*/
-__isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map)
-{
- return isl_map_inline_foreach_basic_map(map, &isl_basic_map_sort_divs);
+__isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map) {
+ return isl_map_inline_foreach_basic_map(map, &isl_basic_map_sort_divs);
}
/* Combine the two lists of divs into a single list.
@@ -803,135 +780,133 @@ __isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map)
* For optimal merging, the two input list should have been sorted.
*/
__isl_give isl_mat *isl_merge_divs(__isl_keep isl_mat *div1,
- __isl_keep isl_mat *div2, int *exp1, int *exp2)
-{
- int i, j, k;
- isl_mat *div = NULL;
- unsigned d;
-
- if (!div1 || !div2)
- return NULL;
-
- d = div1->n_col - div1->n_row;
- div = isl_mat_alloc(div1->ctx, 1 + div1->n_row + div2->n_row,
- d + div1->n_row + div2->n_row);
- if (!div)
- return NULL;
-
- for (i = 0, j = 0, k = 0; i < div1->n_row && j < div2->n_row; ++k) {
- int cmp;
-
- expand_row(div, k, div1, i, exp1);
- expand_row(div, k + 1, div2, j, exp2);
-
- cmp = isl_mat_cmp_div(div, k, k + 1);
- if (cmp == 0) {
- exp1[i++] = k;
- exp2[j++] = k;
- } else if (cmp < 0) {
- exp1[i++] = k;
- } else {
- exp2[j++] = k;
- isl_seq_cpy(div->row[k], div->row[k + 1], div->n_col);
- }
- }
- for (; i < div1->n_row; ++i, ++k) {
- expand_row(div, k, div1, i, exp1);
- exp1[i] = k;
- }
- for (; j < div2->n_row; ++j, ++k) {
- expand_row(div, k, div2, j, exp2);
- exp2[j] = k;
- }
-
- div->n_row = k;
- div->n_col = d + k;
-
- return div;
+ __isl_keep isl_mat *div2, int *exp1,
+ int *exp2) {
+ int i, j, k;
+ isl_mat *div = NULL;
+ unsigned d;
+
+ if (!div1 || !div2)
+ return NULL;
+
+ d = div1->n_col - div1->n_row;
+ div = isl_mat_alloc(div1->ctx, 1 + div1->n_row + div2->n_row,
+ d + div1->n_row + div2->n_row);
+ if (!div)
+ return NULL;
+
+ for (i = 0, j = 0, k = 0; i < div1->n_row && j < div2->n_row; ++k) {
+ int cmp;
+
+ expand_row(div, k, div1, i, exp1);
+ expand_row(div, k + 1, div2, j, exp2);
+
+ cmp = isl_mat_cmp_div(div, k, k + 1);
+ if (cmp == 0) {
+ exp1[i++] = k;
+ exp2[j++] = k;
+ } else if (cmp < 0) {
+ exp1[i++] = k;
+ } else {
+ exp2[j++] = k;
+ isl_seq_cpy(div->row[k], div->row[k + 1], div->n_col);
+ }
+ }
+ for (; i < div1->n_row; ++i, ++k) {
+ expand_row(div, k, div1, i, exp1);
+ exp1[i] = k;
+ }
+ for (; j < div2->n_row; ++j, ++k) {
+ expand_row(div, k, div2, j, exp2);
+ exp2[j] = k;
+ }
+
+ div->n_row = k;
+ div->n_col = d + k;
+
+ return div;
}
/* Swap divs "a" and "b" in "ls".
*/
-__isl_give isl_local_space *isl_local_space_swap_div(
- __isl_take isl_local_space *ls, int a, int b)
-{
- int offset;
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- if (a < 0 || a >= ls->div->n_row || b < 0 || b >= ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return isl_local_space_free(ls));
- offset = ls->div->n_col - ls->div->n_row;
- ls->div = isl_mat_swap_cols(ls->div, offset + a, offset + b);
- ls->div = isl_mat_swap_rows(ls->div, a, b);
- if (!ls->div)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *
+isl_local_space_swap_div(__isl_take isl_local_space *ls, int a, int b) {
+ int offset;
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ if (a < 0 || a >= ls->div->n_row || b < 0 || b >= ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return isl_local_space_free(ls));
+ offset = ls->div->n_col - ls->div->n_row;
+ ls->div = isl_mat_swap_cols(ls->div, offset + a, offset + b);
+ ls->div = isl_mat_swap_rows(ls->div, a, b);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+ return ls;
}
/* Construct a local space that contains all the divs in either
* "ls1" or "ls2".
*/
-__isl_give isl_local_space *isl_local_space_intersect(
- __isl_take isl_local_space *ls1, __isl_take isl_local_space *ls2)
-{
- isl_ctx *ctx;
- int *exp1 = NULL;
- int *exp2 = NULL;
- isl_mat *div = NULL;
- isl_bool equal;
-
- if (!ls1 || !ls2)
- goto error;
-
- ctx = isl_local_space_get_ctx(ls1);
- if (!isl_space_is_equal(ls1->dim, ls2->dim))
- isl_die(ctx, isl_error_invalid,
- "spaces should be identical", goto error);
-
- if (ls2->div->n_row == 0) {
- isl_local_space_free(ls2);
- return ls1;
- }
-
- if (ls1->div->n_row == 0) {
- isl_local_space_free(ls1);
- return ls2;
- }
-
- exp1 = isl_alloc_array(ctx, int, ls1->div->n_row);
- exp2 = isl_alloc_array(ctx, int, ls2->div->n_row);
- if (!exp1 || !exp2)
- goto error;
-
- div = isl_merge_divs(ls1->div, ls2->div, exp1, exp2);
- if (!div)
- goto error;
-
- equal = isl_mat_is_equal(ls1->div, div);
- if (equal < 0)
- goto error;
- if (!equal)
- ls1 = isl_local_space_cow(ls1);
- if (!ls1)
- goto error;
-
- free(exp1);
- free(exp2);
- isl_local_space_free(ls2);
- isl_mat_free(ls1->div);
- ls1->div = div;
-
- return ls1;
+__isl_give isl_local_space *
+isl_local_space_intersect(__isl_take isl_local_space *ls1,
+ __isl_take isl_local_space *ls2) {
+ isl_ctx *ctx;
+ int *exp1 = NULL;
+ int *exp2 = NULL;
+ isl_mat *div = NULL;
+ isl_bool equal;
+
+ if (!ls1 || !ls2)
+ goto error;
+
+ ctx = isl_local_space_get_ctx(ls1);
+ if (!isl_space_is_equal(ls1->dim, ls2->dim))
+ isl_die(ctx, isl_error_invalid, "spaces should be identical", goto error);
+
+ if (ls2->div->n_row == 0) {
+ isl_local_space_free(ls2);
+ return ls1;
+ }
+
+ if (ls1->div->n_row == 0) {
+ isl_local_space_free(ls1);
+ return ls2;
+ }
+
+ exp1 = isl_alloc_array(ctx, int, ls1->div->n_row);
+ exp2 = isl_alloc_array(ctx, int, ls2->div->n_row);
+ if (!exp1 || !exp2)
+ goto error;
+
+ div = isl_merge_divs(ls1->div, ls2->div, exp1, exp2);
+ if (!div)
+ goto error;
+
+ equal = isl_mat_is_equal(ls1->div, div);
+ if (equal < 0)
+ goto error;
+ if (!equal)
+ ls1 = isl_local_space_cow(ls1);
+ if (!ls1)
+ goto error;
+
+ free(exp1);
+ free(exp2);
+ isl_local_space_free(ls2);
+ isl_mat_free(ls1->div);
+ ls1->div = div;
+
+ return ls1;
error:
- free(exp1);
- free(exp2);
- isl_mat_free(div);
- isl_local_space_free(ls1);
- isl_local_space_free(ls2);
- return NULL;
+ free(exp1);
+ free(exp2);
+ isl_mat_free(div);
+ isl_local_space_free(ls1);
+ isl_local_space_free(ls2);
+ return NULL;
}
/* Is the local variable "div" of "ls" marked as not having
@@ -942,127 +917,120 @@ __isl_give isl_local_space *isl_local_space_intersect(
* have an explicit representation.
*/
isl_bool isl_local_space_div_is_marked_unknown(__isl_keep isl_local_space *ls,
- int div)
-{
- if (!ls)
- return isl_bool_error;
- return isl_local_div_is_marked_unknown(ls->div, div);
+ int div) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_div_is_marked_unknown(ls->div, div);
}
/* Does "ls" have a complete explicit representation for div "div"?
*/
-isl_bool isl_local_space_div_is_known(__isl_keep isl_local_space *ls, int div)
-{
- if (!ls)
- return isl_bool_error;
- return isl_local_div_is_known(ls->div, div);
+isl_bool isl_local_space_div_is_known(__isl_keep isl_local_space *ls, int div) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_div_is_known(ls->div, div);
}
/* Does "ls" have an explicit representation for all local variables?
*/
-isl_bool isl_local_space_divs_known(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return isl_bool_error;
- return isl_local_divs_known(ls->div);
-}
-
-__isl_give isl_local_space *isl_local_space_domain(
- __isl_take isl_local_space *ls)
-{
- isl_size n_out;
-
- n_out = isl_local_space_dim(ls, isl_dim_out);
- if (n_out < 0)
- return isl_local_space_free(ls);
- ls = isl_local_space_drop_dims(ls, isl_dim_out, 0, n_out);
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
-}
-
-__isl_give isl_local_space *isl_local_space_range(
- __isl_take isl_local_space *ls)
-{
- isl_size n_in;
-
- n_in = isl_local_space_dim(ls, isl_dim_in);
- if (n_in < 0)
- return isl_local_space_free(ls);
- ls = isl_local_space_drop_dims(ls, isl_dim_in, 0, n_in);
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- ls->dim = isl_space_range(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+isl_bool isl_local_space_divs_known(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_divs_known(ls->div);
+}
+
+__isl_give isl_local_space *
+isl_local_space_domain(__isl_take isl_local_space *ls) {
+ isl_size n_out;
+
+ n_out = isl_local_space_dim(ls, isl_dim_out);
+ if (n_out < 0)
+ return isl_local_space_free(ls);
+ ls = isl_local_space_drop_dims(ls, isl_dim_out, 0, n_out);
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
+}
+
+__isl_give isl_local_space *
+isl_local_space_range(__isl_take isl_local_space *ls) {
+ isl_size n_in;
+
+ n_in = isl_local_space_dim(ls, isl_dim_in);
+ if (n_in < 0)
+ return isl_local_space_free(ls);
+ ls = isl_local_space_drop_dims(ls, isl_dim_in, 0, n_in);
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ ls->dim = isl_space_range(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
}
/* Construct a local space for a map that has the given local
* space as domain and that has a zero-dimensional range.
*/
-__isl_give isl_local_space *isl_local_space_from_domain(
- __isl_take isl_local_space *ls)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_from_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *
+isl_local_space_from_domain(__isl_take isl_local_space *ls) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_from_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
}
-__isl_give isl_local_space *isl_local_space_add_dims(
- __isl_take isl_local_space *ls, enum isl_dim_type type, unsigned n)
-{
- isl_size pos;
+__isl_give isl_local_space *
+isl_local_space_add_dims(__isl_take isl_local_space *ls, enum isl_dim_type type,
+ unsigned n) {
+ isl_size pos;
- pos = isl_local_space_dim(ls, type);
- if (pos < 0)
- return isl_local_space_free(ls);
- return isl_local_space_insert_dims(ls, type, pos, n);
+ pos = isl_local_space_dim(ls, type);
+ if (pos < 0)
+ return isl_local_space_free(ls);
+ return isl_local_space_insert_dims(ls, type, pos, n);
}
/* Lift the basic set "bset", living in the space of "ls"
* to live in a space with extra coordinates corresponding
* to the local variables of "ls".
*/
-__isl_give isl_basic_set *isl_local_space_lift_basic_set(
- __isl_take isl_local_space *ls, __isl_take isl_basic_set *bset)
-{
- isl_size n_local;
- isl_space *space;
- isl_basic_set *ls_bset;
-
- n_local = isl_local_space_dim(ls, isl_dim_div);
- space = isl_basic_set_peek_space(bset);
- if (n_local < 0 ||
- isl_local_space_check_has_space(ls, space) < 0)
- goto error;
-
- if (n_local == 0) {
- isl_local_space_free(ls);
- return bset;
- }
-
- bset = isl_basic_set_add_dims(bset, isl_dim_set, n_local);
- ls_bset = isl_basic_set_from_local_space(ls);
- ls_bset = isl_basic_set_lift(ls_bset);
- ls_bset = isl_basic_set_flatten(ls_bset);
- bset = isl_basic_set_intersect(bset, ls_bset);
-
- return bset;
+__isl_give isl_basic_set *
+isl_local_space_lift_basic_set(__isl_take isl_local_space *ls,
+ __isl_take isl_basic_set *bset) {
+ isl_size n_local;
+ isl_space *space;
+ isl_basic_set *ls_bset;
+
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ space = isl_basic_set_peek_space(bset);
+ if (n_local < 0 || isl_local_space_check_has_space(ls, space) < 0)
+ goto error;
+
+ if (n_local == 0) {
+ isl_local_space_free(ls);
+ return bset;
+ }
+
+ bset = isl_basic_set_add_dims(bset, isl_dim_set, n_local);
+ ls_bset = isl_basic_set_from_local_space(ls);
+ ls_bset = isl_basic_set_lift(ls_bset);
+ ls_bset = isl_basic_set_flatten(ls_bset);
+ bset = isl_basic_set_intersect(bset, ls_bset);
+
+ return bset;
error:
- isl_local_space_free(ls);
- isl_basic_set_free(bset);
- return NULL;
+ isl_local_space_free(ls);
+ isl_basic_set_free(bset);
+ return NULL;
}
/* Lift the set "set", living in the space of "ls"
@@ -1070,56 +1038,53 @@ __isl_give isl_basic_set *isl_local_space_lift_basic_set(
* to the local variables of "ls".
*/
__isl_give isl_set *isl_local_space_lift_set(__isl_take isl_local_space *ls,
- __isl_take isl_set *set)
-{
- isl_size n_local;
- isl_basic_set *bset;
-
- n_local = isl_local_space_dim(ls, isl_dim_div);
- if (n_local < 0 ||
- isl_local_space_check_has_space(ls, isl_set_peek_space(set)) < 0)
- goto error;
-
- if (n_local == 0) {
- isl_local_space_free(ls);
- return set;
- }
-
- set = isl_set_add_dims(set, isl_dim_set, n_local);
- bset = isl_basic_set_from_local_space(ls);
- bset = isl_basic_set_lift(bset);
- bset = isl_basic_set_flatten(bset);
- set = isl_set_intersect(set, isl_set_from_basic_set(bset));
-
- return set;
+ __isl_take isl_set *set) {
+ isl_size n_local;
+ isl_basic_set *bset;
+
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ if (n_local < 0 ||
+ isl_local_space_check_has_space(ls, isl_set_peek_space(set)) < 0)
+ goto error;
+
+ if (n_local == 0) {
+ isl_local_space_free(ls);
+ return set;
+ }
+
+ set = isl_set_add_dims(set, isl_dim_set, n_local);
+ bset = isl_basic_set_from_local_space(ls);
+ bset = isl_basic_set_lift(bset);
+ bset = isl_basic_set_flatten(bset);
+ set = isl_set_intersect(set, isl_set_from_basic_set(bset));
+
+ return set;
error:
- isl_local_space_free(ls);
- isl_set_free(set);
- return NULL;
+ isl_local_space_free(ls);
+ isl_set_free(set);
+ return NULL;
}
/* Remove common factor of non-constant terms and denominator.
*/
-static __isl_give isl_local_space *normalize_div(
- __isl_take isl_local_space *ls, int div)
-{
- isl_ctx *ctx = ls->div->ctx;
- unsigned total = ls->div->n_col - 2;
+static __isl_give isl_local_space *normalize_div(__isl_take isl_local_space *ls,
+ int div) {
+ isl_ctx *ctx = ls->div->ctx;
+ unsigned total = ls->div->n_col - 2;
- isl_seq_gcd(ls->div->row[div] + 2, total, &ctx->normalize_gcd);
- isl_int_gcd(ctx->normalize_gcd,
- ctx->normalize_gcd, ls->div->row[div][0]);
- if (isl_int_is_one(ctx->normalize_gcd))
- return ls;
+ isl_seq_gcd(ls->div->row[div] + 2, total, &ctx->normalize_gcd);
+ isl_int_gcd(ctx->normalize_gcd, ctx->normalize_gcd, ls->div->row[div][0]);
+ if (isl_int_is_one(ctx->normalize_gcd))
+ return ls;
- isl_seq_scale_down(ls->div->row[div] + 2, ls->div->row[div] + 2,
- ctx->normalize_gcd, total);
- isl_int_divexact(ls->div->row[div][0], ls->div->row[div][0],
- ctx->normalize_gcd);
- isl_int_fdiv_q(ls->div->row[div][1], ls->div->row[div][1],
- ctx->normalize_gcd);
+ isl_seq_scale_down(ls->div->row[div] + 2, ls->div->row[div] + 2,
+ ctx->normalize_gcd, total);
+ isl_int_divexact(ls->div->row[div][0], ls->div->row[div][0],
+ ctx->normalize_gcd);
+ isl_int_fdiv_q(ls->div->row[div][1], ls->div->row[div][1],
+ ctx->normalize_gcd);
- return ls;
+ return ls;
}
/* Exploit the equalities in "eq" to simplify the expressions of
@@ -1127,53 +1092,53 @@ static __isl_give isl_local_space *normalize_div(
* The integer divisions in "ls" are assumed to appear as regular
* dimensions in "eq".
*/
-__isl_give isl_local_space *isl_local_space_substitute_equalities(
- __isl_take isl_local_space *ls, __isl_take isl_basic_set *eq)
-{
- int i, j, k;
- isl_size total, dim;
- unsigned n_div;
-
- if (!ls || !eq)
- goto error;
-
- total = isl_space_dim(eq->dim, isl_dim_all);
- dim = isl_local_space_dim(ls, isl_dim_all);
- if (dim < 0 || total < 0)
- goto error;
- if (dim != total)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", goto error);
- total++;
- n_div = eq->n_div;
- for (i = 0; i < eq->n_eq; ++i) {
- j = isl_seq_last_non_zero(eq->eq[i], total + n_div);
- if (j < 0 || j == 0 || j >= total)
- continue;
-
- for (k = 0; k < ls->div->n_row; ++k) {
- if (isl_int_is_zero(ls->div->row[k][1 + j]))
- continue;
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->div = isl_mat_cow(ls->div);
- if (!ls->div)
- goto error;
- isl_seq_elim(ls->div->row[k] + 1, eq->eq[i], j, total,
- &ls->div->row[k][0]);
- ls = normalize_div(ls, k);
- if (!ls)
- goto error;
- }
- }
-
- isl_basic_set_free(eq);
- return ls;
+__isl_give isl_local_space *
+isl_local_space_substitute_equalities(__isl_take isl_local_space *ls,
+ __isl_take isl_basic_set *eq) {
+ int i, j, k;
+ isl_size total, dim;
+ unsigned n_div;
+
+ if (!ls || !eq)
+ goto error;
+
+ total = isl_space_dim(eq->dim, isl_dim_all);
+ dim = isl_local_space_dim(ls, isl_dim_all);
+ if (dim < 0 || total < 0)
+ goto error;
+ if (dim != total)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", goto error);
+ total++;
+ n_div = eq->n_div;
+ for (i = 0; i < eq->n_eq; ++i) {
+ j = isl_seq_last_non_zero(eq->eq[i], total + n_div);
+ if (j < 0 || j == 0 || j >= total)
+ continue;
+
+ for (k = 0; k < ls->div->n_row; ++k) {
+ if (isl_int_is_zero(ls->div->row[k][1 + j]))
+ continue;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->div = isl_mat_cow(ls->div);
+ if (!ls->div)
+ goto error;
+ isl_seq_elim(ls->div->row[k] + 1, eq->eq[i], j, total,
+ &ls->div->row[k][0]);
+ ls = normalize_div(ls, k);
+ if (!ls)
+ goto error;
+ }
+ }
+
+ isl_basic_set_free(eq);
+ return ls;
error:
- isl_basic_set_free(eq);
- isl_local_space_free(ls);
- return NULL;
+ isl_basic_set_free(eq);
+ isl_local_space_free(ls);
+ return NULL;
}
/* Plug in the affine expressions "subs" of length "subs_len" (including
@@ -1192,42 +1157,40 @@ __isl_give isl_local_space *isl_local_space_substitute_equalities(
*
* floor((a f + d g)/(m d))
*/
-__isl_give isl_local_space *isl_local_space_substitute_seq(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos, isl_int *subs, int subs_len,
- int first, int n)
-{
- int i;
- isl_int v;
-
- if (n == 0)
- return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->div = isl_mat_cow(ls->div);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- if (first + n > ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return isl_local_space_free(ls));
-
- pos += isl_local_space_offset(ls, type);
-
- isl_int_init(v);
- for (i = first; i < first + n; ++i) {
- if (isl_int_is_zero(ls->div->row[i][1 + pos]))
- continue;
- isl_seq_substitute(ls->div->row[i], pos, subs,
- ls->div->n_col, subs_len, v);
- ls = normalize_div(ls, i);
- if (!ls)
- break;
- }
- isl_int_clear(v);
-
- return ls;
+__isl_give isl_local_space *
+isl_local_space_substitute_seq(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos,
+ isl_int *subs, int subs_len, int first, int n) {
+ int i;
+ isl_int v;
+
+ if (n == 0)
+ return ls;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->div = isl_mat_cow(ls->div);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ if (first + n > ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return isl_local_space_free(ls));
+
+ pos += isl_local_space_offset(ls, type);
+
+ isl_int_init(v);
+ for (i = first; i < first + n; ++i) {
+ if (isl_int_is_zero(ls->div->row[i][1 + pos]))
+ continue;
+ isl_seq_substitute(ls->div->row[i], pos, subs, ls->div->n_col, subs_len, v);
+ ls = normalize_div(ls, i);
+ if (!ls)
+ break;
+ }
+ isl_int_clear(v);
+
+ return ls;
}
/* Plug in "subs" for dimension "type", "pos" in the integer divisions
@@ -1245,101 +1208,98 @@ __isl_give isl_local_space *isl_local_space_substitute_seq(
*
* floor((a f + d g)/(m d))
*/
-__isl_give isl_local_space *isl_local_space_substitute(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos, __isl_keep isl_aff *subs)
-{
- isl_size n_div;
-
- ls = isl_local_space_cow(ls);
- if (!ls || !subs)
- return isl_local_space_free(ls);
-
- if (!isl_space_is_equal(ls->dim, subs->ls->dim))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", return isl_local_space_free(ls));
- n_div = isl_local_space_dim(subs->ls, isl_dim_div);
- if (n_div < 0)
- return isl_local_space_free(ls);
- if (n_div != 0)
- isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
- "cannot handle divs yet",
- return isl_local_space_free(ls));
-
- return isl_local_space_substitute_seq(ls, type, pos, subs->v->el,
- subs->v->size, 0, ls->div->n_row);
+__isl_give isl_local_space *
+isl_local_space_substitute(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos,
+ __isl_keep isl_aff *subs) {
+ isl_size n_div;
+
+ ls = isl_local_space_cow(ls);
+ if (!ls || !subs)
+ return isl_local_space_free(ls);
+
+ if (!isl_space_is_equal(ls->dim, subs->ls->dim))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", return isl_local_space_free(ls));
+ n_div = isl_local_space_dim(subs->ls, isl_dim_div);
+ if (n_div < 0)
+ return isl_local_space_free(ls);
+ if (n_div != 0)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
+ "cannot handle divs yet", return isl_local_space_free(ls));
+
+ return isl_local_space_substitute_seq(ls, type, pos, subs->v->el,
+ subs->v->size, 0, ls->div->n_row);
}
isl_bool isl_local_space_is_named_or_nested(__isl_keep isl_local_space *ls,
- enum isl_dim_type type)
-{
- if (!ls)
- return isl_bool_error;
- return isl_space_is_named_or_nested(ls->dim, type);
-}
-
-__isl_give isl_local_space *isl_local_space_drop_dims(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned first, unsigned n)
-{
- if (!ls)
- return NULL;
- if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
- return ls;
-
- if (isl_local_space_check_range(ls, type, first, n) < 0)
- return isl_local_space_free(ls);
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- if (type == isl_dim_div) {
- ls->div = isl_mat_drop_rows(ls->div, first, n);
- } else {
- ls->dim = isl_space_drop_dims(ls->dim, type, first, n);
- if (!ls->dim)
- return isl_local_space_free(ls);
- }
-
- first += 1 + isl_local_space_offset(ls, type);
- ls->div = isl_mat_drop_cols(ls->div, first, n);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- return ls;
-}
-
-__isl_give isl_local_space *isl_local_space_insert_dims(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned first, unsigned n)
-{
- if (!ls)
- return NULL;
- if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
- return ls;
-
- if (isl_local_space_check_range(ls, type, first, 0) < 0)
- return isl_local_space_free(ls);
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- if (type == isl_dim_div) {
- ls->div = isl_mat_insert_zero_rows(ls->div, first, n);
- } else {
- ls->dim = isl_space_insert_dims(ls->dim, type, first, n);
- if (!ls->dim)
- return isl_local_space_free(ls);
- }
-
- first += 1 + isl_local_space_offset(ls, type);
- ls->div = isl_mat_insert_zero_cols(ls->div, first, n);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- return ls;
+ enum isl_dim_type type) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_space_is_named_or_nested(ls->dim, type);
+}
+
+__isl_give isl_local_space *
+isl_local_space_drop_dims(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned first, unsigned n) {
+ if (!ls)
+ return NULL;
+ if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, type, first, n) < 0)
+ return isl_local_space_free(ls);
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ if (type == isl_dim_div) {
+ ls->div = isl_mat_drop_rows(ls->div, first, n);
+ } else {
+ ls->dim = isl_space_drop_dims(ls->dim, type, first, n);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ }
+
+ first += 1 + isl_local_space_offset(ls, type);
+ ls->div = isl_mat_drop_cols(ls->div, first, n);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ return ls;
+}
+
+__isl_give isl_local_space *
+isl_local_space_insert_dims(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned first,
+ unsigned n) {
+ if (!ls)
+ return NULL;
+ if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, type, first, 0) < 0)
+ return isl_local_space_free(ls);
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ if (type == isl_dim_div) {
+ ls->div = isl_mat_insert_zero_rows(ls->div, first, n);
+ } else {
+ ls->dim = isl_space_insert_dims(ls->dim, type, first, n);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ }
+
+ first += 1 + isl_local_space_offset(ls, type);
+ ls->div = isl_mat_insert_zero_cols(ls->div, first, n);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ return ls;
}
/* Does the linear part of "constraint" correspond to
@@ -1354,35 +1314,34 @@ __isl_give isl_local_space *isl_local_space_insert_dims(
* If so, set *sign to the corresponding value.
*/
static isl_bool is_linear_div_constraint(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div, int *sign)
-{
- isl_bool unknown;
- unsigned pos;
-
- unknown = isl_local_space_div_is_marked_unknown(ls, div);
- if (unknown < 0)
- return isl_bool_error;
- if (unknown)
- return isl_bool_false;
-
- pos = isl_local_space_offset(ls, isl_dim_div) + div;
-
- if (isl_int_eq(constraint[pos], ls->div->row[div][0])) {
- *sign = -1;
- if (!isl_seq_is_neg(constraint + 1,
- ls->div->row[div] + 2, pos - 1))
- return isl_bool_false;
- } else if (isl_int_abs_eq(constraint[pos], ls->div->row[div][0])) {
- *sign = 1;
- if (!isl_seq_eq(constraint + 1, ls->div->row[div] + 2, pos - 1))
- return isl_bool_false;
- } else {
- return isl_bool_false;
- }
- if (isl_seq_first_non_zero(constraint + pos + 1,
- ls->div->n_row - div - 1) != -1)
- return isl_bool_false;
- return isl_bool_true;
+ isl_int *constraint, unsigned div,
+ int *sign) {
+ isl_bool unknown;
+ unsigned pos;
+
+ unknown = isl_local_space_div_is_marked_unknown(ls, div);
+ if (unknown < 0)
+ return isl_bool_error;
+ if (unknown)
+ return isl_bool_false;
+
+ pos = isl_local_space_offset(ls, isl_dim_div) + div;
+
+ if (isl_int_eq(constraint[pos], ls->div->row[div][0])) {
+ *sign = -1;
+ if (!isl_seq_is_neg(constraint + 1, ls->div->row[div] + 2, pos - 1))
+ return isl_bool_false;
+ } else if (isl_int_abs_eq(constraint[pos], ls->div->row[div][0])) {
+ *sign = 1;
+ if (!isl_seq_eq(constraint + 1, ls->div->row[div] + 2, pos - 1))
+ return isl_bool_false;
+ } else {
+ return isl_bool_false;
+ }
+ if (isl_seq_first_non_zero(constraint + pos + 1, ls->div->n_row - div - 1) !=
+ -1)
+ return isl_bool_false;
+ return isl_bool_true;
}
/* Check if the constraints pointed to by "constraint" is a div
@@ -1398,32 +1357,31 @@ static isl_bool is_linear_div_constraint(__isl_keep isl_local_space *ls,
* then check the constant term.
*/
isl_bool isl_local_space_is_div_constraint(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div)
-{
- int sign;
- isl_bool linear;
-
- linear = is_linear_div_constraint(ls, constraint, div, &sign);
- if (linear < 0 || !linear)
- return linear;
-
- if (sign < 0) {
- int neg;
- isl_int_sub(ls->div->row[div][1],
- ls->div->row[div][1], ls->div->row[div][0]);
- isl_int_add_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
- neg = isl_seq_is_neg(constraint, ls->div->row[div] + 1, 1);
- isl_int_sub_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
- isl_int_add(ls->div->row[div][1],
- ls->div->row[div][1], ls->div->row[div][0]);
- if (!neg)
- return isl_bool_false;
- } else {
- if (!isl_int_eq(constraint[0], ls->div->row[div][1]))
- return isl_bool_false;
- }
-
- return isl_bool_true;
+ isl_int *constraint, unsigned div) {
+ int sign;
+ isl_bool linear;
+
+ linear = is_linear_div_constraint(ls, constraint, div, &sign);
+ if (linear < 0 || !linear)
+ return linear;
+
+ if (sign < 0) {
+ int neg;
+ isl_int_sub(ls->div->row[div][1], ls->div->row[div][1],
+ ls->div->row[div][0]);
+ isl_int_add_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
+ neg = isl_seq_is_neg(constraint, ls->div->row[div] + 1, 1);
+ isl_int_sub_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
+ isl_int_add(ls->div->row[div][1], ls->div->row[div][1],
+ ls->div->row[div][0]);
+ if (!neg)
+ return isl_bool_false;
+ } else {
+ if (!isl_int_eq(constraint[0], ls->div->row[div][1]))
+ return isl_bool_false;
+ }
+
+ return isl_bool_true;
}
/* Is the constraint pointed to by "constraint" one
@@ -1442,50 +1400,48 @@ isl_bool isl_local_space_is_div_constraint(__isl_keep isl_local_space *ls,
* has a value close to -c.
*/
isl_bool isl_local_space_is_div_equality(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div)
-{
- int sign;
- isl_bool linear;
+ isl_int *constraint, unsigned div) {
+ int sign;
+ isl_bool linear;
- linear = is_linear_div_constraint(ls, constraint, div, &sign);
- if (linear < 0 || !linear)
- return linear;
+ linear = is_linear_div_constraint(ls, constraint, div, &sign);
+ if (linear < 0 || !linear)
+ return linear;
- return isl_bool_ok(sign < 0);
+ return isl_bool_ok(sign < 0);
}
/*
* Set active[i] to 1 if the dimension at position i is involved
* in the linear expression l.
*/
-int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l)
-{
- int i, j;
- isl_ctx *ctx;
- int *active = NULL;
- isl_size total;
- unsigned offset;
-
- ctx = isl_local_space_get_ctx(ls);
- total = isl_local_space_dim(ls, isl_dim_all);
- if (total < 0)
- return NULL;
- active = isl_calloc_array(ctx, int, total);
- if (total && !active)
- return NULL;
-
- for (i = 0; i < total; ++i)
- active[i] = !isl_int_is_zero(l[i]);
-
- offset = isl_local_space_offset(ls, isl_dim_div) - 1;
- for (i = ls->div->n_row - 1; i >= 0; --i) {
- if (!active[offset + i])
- continue;
- for (j = 0; j < total; ++j)
- active[j] |= !isl_int_is_zero(ls->div->row[i][2 + j]);
- }
-
- return active;
+int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l) {
+ int i, j;
+ isl_ctx *ctx;
+ int *active = NULL;
+ isl_size total;
+ unsigned offset;
+
+ ctx = isl_local_space_get_ctx(ls);
+ total = isl_local_space_dim(ls, isl_dim_all);
+ if (total < 0)
+ return NULL;
+ active = isl_calloc_array(ctx, int, total);
+ if (total && !active)
+ return NULL;
+
+ for (i = 0; i < total; ++i)
+ active[i] = !isl_int_is_zero(l[i]);
+
+ offset = isl_local_space_offset(ls, isl_dim_div) - 1;
+ for (i = ls->div->n_row - 1; i >= 0; --i) {
+ if (!active[offset + i])
+ continue;
+ for (j = 0; j < total; ++j)
+ active[j] |= !isl_int_is_zero(ls->div->row[i][2 + j]);
+ }
+
+ return active;
}
/* Given a local space "ls" of a set, create a local space
@@ -1493,45 +1449,43 @@ int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l)
* is of the form [dim -> local[..]], with ls->div->n_row variables in the
* range of the wrapped map.
*/
-__isl_give isl_local_space *isl_local_space_lift(
- __isl_take isl_local_space *ls)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_lift(__isl_take isl_local_space *ls) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_lift(ls->dim, ls->div->n_row);
- ls->div = isl_mat_drop_rows(ls->div, 0, ls->div->n_row);
- if (!ls->dim || !ls->div)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_lift(ls->dim, ls->div->n_row);
+ ls->div = isl_mat_drop_rows(ls->div, 0, ls->div->n_row);
+ if (!ls->dim || !ls->div)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Construct a basic map that maps a set living in local space "ls"
* to the corresponding lifted local space.
*/
-__isl_give isl_basic_map *isl_local_space_lifting(
- __isl_take isl_local_space *ls)
-{
- isl_basic_map *lifting;
- isl_basic_set *bset;
-
- if (!ls)
- return NULL;
- if (!isl_local_space_is_set(ls))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "lifting only defined on set spaces", goto error);
-
- bset = isl_basic_set_from_local_space(ls);
- lifting = isl_basic_set_unwrap(isl_basic_set_lift(bset));
- lifting = isl_basic_map_domain_map(lifting);
- lifting = isl_basic_map_reverse(lifting);
-
- return lifting;
+__isl_give isl_basic_map *
+isl_local_space_lifting(__isl_take isl_local_space *ls) {
+ isl_basic_map *lifting;
+ isl_basic_set *bset;
+
+ if (!ls)
+ return NULL;
+ if (!isl_local_space_is_set(ls))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "lifting only defined on set spaces", goto error);
+
+ bset = isl_basic_set_from_local_space(ls);
+ lifting = isl_basic_set_unwrap(isl_basic_set_lift(bset));
+ lifting = isl_basic_map_domain_map(lifting);
+ lifting = isl_basic_map_reverse(lifting);
+
+ return lifting;
error:
- isl_local_space_free(ls);
- return NULL;
+ isl_local_space_free(ls);
+ return NULL;
}
/* Compute the preimage of "ls" under the function represented by "ma".
@@ -1553,73 +1507,72 @@ __isl_give isl_basic_map *isl_local_space_lifting(
* We first copy over the divs from "ma" and then
* we add the modified divs from "ls".
*/
-__isl_give isl_local_space *isl_local_space_preimage_multi_aff(
- __isl_take isl_local_space *ls, __isl_take isl_multi_aff *ma)
-{
- int i;
- isl_space *space;
- isl_local_space *res = NULL;
- isl_size n_div_ls, n_div_ma;
- isl_int f, c1, c2, g;
-
- ma = isl_multi_aff_align_divs(ma);
- if (!ls || !ma)
- goto error;
- if (!isl_space_is_range_internal(ls->dim, ma->space))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", goto error);
-
- n_div_ls = isl_local_space_dim(ls, isl_dim_div);
- n_div_ma = ma->n ? isl_aff_dim(ma->u.p[0], isl_dim_div) : 0;
- if (n_div_ls < 0 || n_div_ma < 0)
- goto error;
-
- space = isl_space_domain(isl_multi_aff_get_space(ma));
- res = isl_local_space_alloc(space, n_div_ma + n_div_ls);
- if (!res)
- goto error;
-
- if (n_div_ma) {
- isl_mat_free(res->div);
- res->div = isl_mat_copy(ma->u.p[0]->ls->div);
- res->div = isl_mat_add_zero_cols(res->div, n_div_ls);
- res->div = isl_mat_add_rows(res->div, n_div_ls);
- if (!res->div)
- goto error;
- }
-
- isl_int_init(f);
- isl_int_init(c1);
- isl_int_init(c2);
- isl_int_init(g);
-
- for (i = 0; i < ls->div->n_row; ++i) {
- if (isl_int_is_zero(ls->div->row[i][0])) {
- isl_int_set_si(res->div->row[n_div_ma + i][0], 0);
- continue;
- }
- if (isl_seq_preimage(res->div->row[n_div_ma + i],
- ls->div->row[i],
- ma, 0, 0, n_div_ma, n_div_ls, f, c1, c2, g, 1) < 0)
- res = isl_local_space_free(res);
- res = normalize_div(res, n_div_ma + i);
- if (!res)
- break;
- }
-
- isl_int_clear(f);
- isl_int_clear(c1);
- isl_int_clear(c2);
- isl_int_clear(g);
-
- isl_local_space_free(ls);
- isl_multi_aff_free(ma);
- return res;
+__isl_give isl_local_space *
+isl_local_space_preimage_multi_aff(__isl_take isl_local_space *ls,
+ __isl_take isl_multi_aff *ma) {
+ int i;
+ isl_space *space;
+ isl_local_space *res = NULL;
+ isl_size n_div_ls, n_div_ma;
+ isl_int f, c1, c2, g;
+
+ ma = isl_multi_aff_align_divs(ma);
+ if (!ls || !ma)
+ goto error;
+ if (!isl_space_is_range_internal(ls->dim, ma->space))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", goto error);
+
+ n_div_ls = isl_local_space_dim(ls, isl_dim_div);
+ n_div_ma = ma->n ? isl_aff_dim(ma->u.p[0], isl_dim_div) : 0;
+ if (n_div_ls < 0 || n_div_ma < 0)
+ goto error;
+
+ space = isl_space_domain(isl_multi_aff_get_space(ma));
+ res = isl_local_space_alloc(space, n_div_ma + n_div_ls);
+ if (!res)
+ goto error;
+
+ if (n_div_ma) {
+ isl_mat_free(res->div);
+ res->div = isl_mat_copy(ma->u.p[0]->ls->div);
+ res->div = isl_mat_add_zero_cols(res->div, n_div_ls);
+ res->div = isl_mat_add_rows(res->div, n_div_ls);
+ if (!res->div)
+ goto error;
+ }
+
+ isl_int_init(f);
+ isl_int_init(c1);
+ isl_int_init(c2);
+ isl_int_init(g);
+
+ for (i = 0; i < ls->div->n_row; ++i) {
+ if (isl_int_is_zero(ls->div->row[i][0])) {
+ isl_int_set_si(res->div->row[n_div_ma + i][0], 0);
+ continue;
+ }
+ if (isl_seq_preimage(res->div->row[n_div_ma + i], ls->div->row[i], ma, 0, 0,
+ n_div_ma, n_div_ls, f, c1, c2, g, 1) < 0)
+ res = isl_local_space_free(res);
+ res = normalize_div(res, n_div_ma + i);
+ if (!res)
+ break;
+ }
+
+ isl_int_clear(f);
+ isl_int_clear(c1);
+ isl_int_clear(c2);
+ isl_int_clear(g);
+
+ isl_local_space_free(ls);
+ isl_multi_aff_free(ma);
+ return res;
error:
- isl_local_space_free(ls);
- isl_multi_aff_free(ma);
- isl_local_space_free(res);
- return NULL;
+ isl_local_space_free(ls);
+ isl_multi_aff_free(ma);
+ isl_local_space_free(res);
+ return NULL;
}
/* Move the "n" dimensions of "src_type" starting at "src_pos" of "ls"
@@ -1628,125 +1581,121 @@ __isl_give isl_local_space *isl_local_space_preimage_multi_aff(
* Moving to/from local dimensions is not allowed.
* We currently assume that the dimension type changes.
*/
-__isl_give isl_local_space *isl_local_space_move_dims(
- __isl_take isl_local_space *ls,
- enum isl_dim_type dst_type, unsigned dst_pos,
- enum isl_dim_type src_type, unsigned src_pos, unsigned n)
-{
- isl_space *space;
- isl_local *local;
- isl_size v_src, v_dst;
- unsigned g_dst_pos;
- unsigned g_src_pos;
-
- if (!ls)
- return NULL;
- if (n == 0 &&
- !isl_local_space_is_named_or_nested(ls, src_type) &&
- !isl_local_space_is_named_or_nested(ls, dst_type))
- return ls;
-
- if (isl_local_space_check_range(ls, src_type, src_pos, n) < 0)
- return isl_local_space_free(ls);
- if (isl_local_space_check_range(ls, dst_type, dst_pos, 0) < 0)
- return isl_local_space_free(ls);
- if (src_type == isl_dim_div)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "cannot move divs", return isl_local_space_free(ls));
- if (dst_type == isl_dim_div)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "cannot move to divs", return isl_local_space_free(ls));
- if (dst_type == src_type && dst_pos == src_pos)
- return ls;
- if (dst_type == src_type)
- isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
- "moving dims within the same type not supported",
- return isl_local_space_free(ls));
-
- v_src = isl_local_space_var_offset(ls, src_type);
- v_dst = isl_local_space_var_offset(ls, dst_type);
- if (v_src < 0 || v_dst < 0)
- return isl_local_space_free(ls);
- g_src_pos = v_src + src_pos;
- g_dst_pos = v_dst + dst_pos;
- if (dst_type > src_type)
- g_dst_pos -= n;
-
- local = isl_local_space_take_local(ls);
- local = isl_local_move_vars(local, g_dst_pos, g_src_pos, n);
- ls = isl_local_space_restore_local(ls, local);
-
- space = isl_local_space_take_space(ls);
- space = isl_space_move_dims(space, dst_type, dst_pos,
- src_type, src_pos, n);
- ls = isl_local_space_restore_space(ls, space);
-
- return ls;
+__isl_give isl_local_space *
+isl_local_space_move_dims(__isl_take isl_local_space *ls,
+ enum isl_dim_type dst_type, unsigned dst_pos,
+ enum isl_dim_type src_type, unsigned src_pos,
+ unsigned n) {
+ isl_space *space;
+ isl_local *local;
+ isl_size v_src, v_dst;
+ unsigned g_dst_pos;
+ unsigned g_src_pos;
+
+ if (!ls)
+ return NULL;
+ if (n == 0 && !isl_local_space_is_named_or_nested(ls, src_type) &&
+ !isl_local_space_is_named_or_nested(ls, dst_type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, src_type, src_pos, n) < 0)
+ return isl_local_space_free(ls);
+ if (isl_local_space_check_range(ls, dst_type, dst_pos, 0) < 0)
+ return isl_local_space_free(ls);
+ if (src_type == isl_dim_div)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid, "cannot move divs",
+ return isl_local_space_free(ls));
+ if (dst_type == isl_dim_div)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "cannot move to divs", return isl_local_space_free(ls));
+ if (dst_type == src_type && dst_pos == src_pos)
+ return ls;
+ if (dst_type == src_type)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
+ "moving dims within the same type not supported",
+ return isl_local_space_free(ls));
+
+ v_src = isl_local_space_var_offset(ls, src_type);
+ v_dst = isl_local_space_var_offset(ls, dst_type);
+ if (v_src < 0 || v_dst < 0)
+ return isl_local_space_free(ls);
+ g_src_pos = v_src + src_pos;
+ g_dst_pos = v_dst + dst_pos;
+ if (dst_type > src_type)
+ g_dst_pos -= n;
+
+ local = isl_local_space_take_local(ls);
+ local = isl_local_move_vars(local, g_dst_pos, g_src_pos, n);
+ ls = isl_local_space_restore_local(ls, local);
+
+ space = isl_local_space_take_space(ls);
+ space = isl_space_move_dims(space, dst_type, dst_pos, src_type, src_pos, n);
+ ls = isl_local_space_restore_space(ls, space);
+
+ return ls;
}
/* Remove any internal structure of the domain of "ls".
* If there is any such internal structure in the input,
* then the name of the corresponding space is also removed.
*/
-__isl_give isl_local_space *isl_local_space_flatten_domain(
- __isl_take isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_flatten_domain(__isl_take isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- if (!ls->dim->nested[0])
- return ls;
+ if (!ls->dim->nested[0])
+ return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_flatten_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_flatten_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Remove any internal structure of the range of "ls".
* If there is any such internal structure in the input,
* then the name of the corresponding space is also removed.
*/
-__isl_give isl_local_space *isl_local_space_flatten_range(
- __isl_take isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_flatten_range(__isl_take isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- if (!ls->dim->nested[1])
- return ls;
+ if (!ls->dim->nested[1])
+ return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_flatten_range(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_flatten_range(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Given the local space "ls" of a map, return the local space of a set
* that lives in a space that wraps the space of "ls" and that has
* the same divs.
*/
-__isl_give isl_local_space *isl_local_space_wrap(__isl_take isl_local_space *ls)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_wrap(__isl_take isl_local_space *ls) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_wrap(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_wrap(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Lift the point "pnt", living in the (set) space of "ls"
@@ -1754,35 +1703,34 @@ __isl_give isl_local_space *isl_local_space_wrap(__isl_take isl_local_space *ls)
* to the local variables of "ls".
*/
__isl_give isl_point *isl_local_space_lift_point(__isl_take isl_local_space *ls,
- __isl_take isl_point *pnt)
-{
- isl_size n_local;
- isl_space *space;
- isl_local *local;
- isl_vec *vec;
+ __isl_take isl_point *pnt) {
+ isl_size n_local;
+ isl_space *space;
+ isl_local *local;
+ isl_vec *vec;
- if (isl_local_space_check_has_space(ls, isl_point_peek_space(pnt)) < 0)
- goto error;
+ if (isl_local_space_check_has_space(ls, isl_point_peek_space(pnt)) < 0)
+ goto error;
- local = isl_local_space_peek_local(ls);
- n_local = isl_local_space_dim(ls, isl_dim_div);
- if (n_local < 0)
- goto error;
+ local = isl_local_space_peek_local(ls);
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ if (n_local < 0)
+ goto error;
- space = isl_point_take_space(pnt);
- vec = isl_point_take_vec(pnt);
+ space = isl_point_take_space(pnt);
+ vec = isl_point_take_vec(pnt);
- space = isl_space_lift(space, n_local);
- vec = isl_local_extend_point_vec(local, vec);
+ space = isl_space_lift(space, n_local);
+ vec = isl_local_extend_point_vec(local, vec);
- pnt = isl_point_restore_vec(pnt, vec);
- pnt = isl_point_restore_space(pnt, space);
+ pnt = isl_point_restore_vec(pnt, vec);
+ pnt = isl_point_restore_space(pnt, space);
- isl_local_space_free(ls);
+ isl_local_space_free(ls);
- return pnt;
+ return pnt;
error:
- isl_local_space_free(ls);
- isl_point_free(pnt);
- return NULL;
+ isl_local_space_free(ls);
+ isl_point_free(pnt);
+ return NULL;
}
>From a04e751001772ebeec7a5faef2e2f4e75a85acff Mon Sep 17 00:00:00 2001
From: timurdemenev <311683 at niuitmo.ru>
Date: Fri, 22 Nov 2024 19:16:52 +0300
Subject: [PATCH 3/4] Revert "Fix clang-format"
This reverts commit 47ca62c2a65fbf1736e13bdcca4f212f1921d5e1.
---
polly/lib/External/isl/isl_local_space.c | 2420 +++++++++++-----------
1 file changed, 1236 insertions(+), 1184 deletions(-)
diff --git a/polly/lib/External/isl/isl_local_space.c b/polly/lib/External/isl/isl_local_space.c
index 16a6659a43291e..1bffcd544eb735 100644
--- a/polly/lib/External/isl/isl_local_space.c
+++ b/polly/lib/External/isl/isl_local_space.c
@@ -10,149 +10,157 @@
* and Ecole Normale Superieure, 45 rue d’Ulm, 75230 Paris, France
*/
-#include <isl/id.h>
-#include <isl_aff_private.h>
#include <isl_ctx_private.h>
-#include <isl_local.h>
-#include <isl_local_space_private.h>
+#include <isl/id.h>
#include <isl_map_private.h>
+#include <isl_local_space_private.h>
+#include <isl_space_private.h>
#include <isl_mat_private.h>
+#include <isl_aff_private.h>
+#include <isl_vec_private.h>
#include <isl_point_private.h>
#include <isl_seq.h>
-#include <isl_space_private.h>
-#include <isl_vec_private.h>
+#include <isl_local.h>
-isl_ctx *isl_local_space_get_ctx(__isl_keep isl_local_space *ls) {
- return ls ? ls->dim->ctx : NULL;
+isl_ctx *isl_local_space_get_ctx(__isl_keep isl_local_space *ls)
+{
+ return ls ? ls->dim->ctx : NULL;
}
/* Return a hash value that digests "ls".
*/
-uint32_t isl_local_space_get_hash(__isl_keep isl_local_space *ls) {
- uint32_t hash, space_hash, div_hash;
+uint32_t isl_local_space_get_hash(__isl_keep isl_local_space *ls)
+{
+ uint32_t hash, space_hash, div_hash;
- if (!ls)
- return 0;
+ if (!ls)
+ return 0;
- hash = isl_hash_init();
- space_hash = isl_space_get_full_hash(isl_local_space_peek_space(ls));
- isl_hash_hash(hash, space_hash);
- div_hash = isl_mat_get_hash(ls->div);
- isl_hash_hash(hash, div_hash);
+ hash = isl_hash_init();
+ space_hash = isl_space_get_full_hash(isl_local_space_peek_space(ls));
+ isl_hash_hash(hash, space_hash);
+ div_hash = isl_mat_get_hash(ls->div);
+ isl_hash_hash(hash, div_hash);
- return hash;
+ return hash;
}
-__isl_give isl_local_space *
-isl_local_space_alloc_div(__isl_take isl_space *space,
- __isl_take isl_mat *div) {
- isl_ctx *ctx;
- isl_local_space *ls = NULL;
+__isl_give isl_local_space *isl_local_space_alloc_div(
+ __isl_take isl_space *space, __isl_take isl_mat *div)
+{
+ isl_ctx *ctx;
+ isl_local_space *ls = NULL;
- if (!space || !div)
- goto error;
+ if (!space || !div)
+ goto error;
- ctx = isl_space_get_ctx(space);
- ls = isl_calloc_type(ctx, struct isl_local_space);
- if (!ls)
- goto error;
+ ctx = isl_space_get_ctx(space);
+ ls = isl_calloc_type(ctx, struct isl_local_space);
+ if (!ls)
+ goto error;
- ls->ref = 1;
- ls->dim = space;
- ls->div = div;
+ ls->ref = 1;
+ ls->dim = space;
+ ls->div = div;
- return ls;
+ return ls;
error:
- isl_mat_free(div);
- isl_space_free(space);
- isl_local_space_free(ls);
- return NULL;
+ isl_mat_free(div);
+ isl_space_free(space);
+ isl_local_space_free(ls);
+ return NULL;
}
__isl_give isl_local_space *isl_local_space_alloc(__isl_take isl_space *space,
- unsigned n_div) {
- isl_ctx *ctx;
- isl_mat *div;
- isl_size total;
+ unsigned n_div)
+{
+ isl_ctx *ctx;
+ isl_mat *div;
+ isl_size total;
- if (!space)
- return NULL;
+ if (!space)
+ return NULL;
- total = isl_space_dim(space, isl_dim_all);
- if (total < 0)
- return isl_local_space_from_space(isl_space_free(space));
+ total = isl_space_dim(space, isl_dim_all);
+ if (total < 0)
+ return isl_local_space_from_space(isl_space_free(space));
- ctx = isl_space_get_ctx(space);
- div = isl_mat_alloc(ctx, n_div, 1 + 1 + total + n_div);
- return isl_local_space_alloc_div(space, div);
+ ctx = isl_space_get_ctx(space);
+ div = isl_mat_alloc(ctx, n_div, 1 + 1 + total + n_div);
+ return isl_local_space_alloc_div(space, div);
}
-__isl_give isl_local_space *
-isl_local_space_from_space(__isl_take isl_space *space) {
- return isl_local_space_alloc(space, 0);
+__isl_give isl_local_space *isl_local_space_from_space(
+ __isl_take isl_space *space)
+{
+ return isl_local_space_alloc(space, 0);
}
-__isl_give isl_local_space *
-isl_local_space_copy(__isl_keep isl_local_space *ls) {
- if (!ls)
- return NULL;
+__isl_give isl_local_space *isl_local_space_copy(__isl_keep isl_local_space *ls)
+{
+ if (!ls)
+ return NULL;
- ls->ref++;
- return ls;
+ ls->ref++;
+ return ls;
}
-__isl_give isl_local_space *
-isl_local_space_dup(__isl_keep isl_local_space *ls) {
- if (!ls)
- return NULL;
+__isl_give isl_local_space *isl_local_space_dup(__isl_keep isl_local_space *ls)
+{
+ if (!ls)
+ return NULL;
+
+ return isl_local_space_alloc_div(isl_space_copy(ls->dim),
+ isl_mat_copy(ls->div));
- return isl_local_space_alloc_div(isl_space_copy(ls->dim),
- isl_mat_copy(ls->div));
}
-__isl_give isl_local_space *
-isl_local_space_cow(__isl_take isl_local_space *ls) {
- if (!ls)
- return NULL;
+__isl_give isl_local_space *isl_local_space_cow(__isl_take isl_local_space *ls)
+{
+ if (!ls)
+ return NULL;
- if (ls->ref == 1)
- return ls;
- ls->ref--;
- return isl_local_space_dup(ls);
+ if (ls->ref == 1)
+ return ls;
+ ls->ref--;
+ return isl_local_space_dup(ls);
}
-__isl_null isl_local_space *
-isl_local_space_free(__isl_take isl_local_space *ls) {
- if (!ls)
- return NULL;
+__isl_null isl_local_space *isl_local_space_free(
+ __isl_take isl_local_space *ls)
+{
+ if (!ls)
+ return NULL;
- if (--ls->ref > 0)
- return NULL;
+ if (--ls->ref > 0)
+ return NULL;
- isl_space_free(ls->dim);
- isl_mat_free(ls->div);
+ isl_space_free(ls->dim);
+ isl_mat_free(ls->div);
- free(ls);
+ free(ls);
- return NULL;
+ return NULL;
}
/* Is the local space that of a parameter domain?
*/
-isl_bool isl_local_space_is_params(__isl_keep isl_local_space *ls) {
- if (!ls)
- return isl_bool_error;
- return isl_space_is_params(ls->dim);
+isl_bool isl_local_space_is_params(__isl_keep isl_local_space *ls)
+{
+ if (!ls)
+ return isl_bool_error;
+ return isl_space_is_params(ls->dim);
}
/* Is the local space that of a set?
*/
-isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls) {
- return ls ? isl_space_is_set(ls->dim) : isl_bool_error;
+isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls)
+{
+ return ls ? isl_space_is_set(ls->dim) : isl_bool_error;
}
#undef TYPE
-#define TYPE isl_local_space
+#define TYPE isl_local_space
#include "isl_type_has_equal_space_bin_templ.c"
#include "isl_type_has_space_templ.c"
@@ -160,35 +168,37 @@ isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls) {
/* Check that the space of "ls" is equal to "space".
*/
static isl_stat isl_local_space_check_has_space(__isl_keep isl_local_space *ls,
- __isl_keep isl_space *space) {
- isl_bool ok;
+ __isl_keep isl_space *space)
+{
+ isl_bool ok;
- ok = isl_local_space_has_space(ls, space);
- if (ok < 0)
- return isl_stat_error;
- if (!ok)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", return isl_stat_error);
- return isl_stat_ok;
+ ok = isl_local_space_has_space(ls, space);
+ if (ok < 0)
+ return isl_stat_error;
+ if (!ok)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", return isl_stat_error);
+ return isl_stat_ok;
}
/* Return true if the two local spaces are identical, with identical
* expressions for the integer divisions.
*/
isl_bool isl_local_space_is_equal(__isl_keep isl_local_space *ls1,
- __isl_keep isl_local_space *ls2) {
- isl_bool equal;
+ __isl_keep isl_local_space *ls2)
+{
+ isl_bool equal;
- equal = isl_local_space_has_equal_space(ls1, ls2);
- if (equal < 0 || !equal)
- return equal;
+ equal = isl_local_space_has_equal_space(ls1, ls2);
+ if (equal < 0 || !equal)
+ return equal;
- if (!isl_local_space_divs_known(ls1))
- return isl_bool_false;
- if (!isl_local_space_divs_known(ls2))
- return isl_bool_false;
+ if (!isl_local_space_divs_known(ls1))
+ return isl_bool_false;
+ if (!isl_local_space_divs_known(ls2))
+ return isl_bool_false;
- return isl_mat_is_equal(ls1->div, ls2->div);
+ return isl_mat_is_equal(ls1->div, ls2->div);
}
/* Compare two isl_local_spaces.
@@ -197,86 +207,84 @@ isl_bool isl_local_space_is_equal(__isl_keep isl_local_space *ls1,
* than "ls2" and 0 if they are equal.
*/
int isl_local_space_cmp(__isl_keep isl_local_space *ls1,
- __isl_keep isl_local_space *ls2) {
- int cmp;
+ __isl_keep isl_local_space *ls2)
+{
+ int cmp;
- if (ls1 == ls2)
- return 0;
- if (!ls1)
- return -1;
- if (!ls2)
- return 1;
+ if (ls1 == ls2)
+ return 0;
+ if (!ls1)
+ return -1;
+ if (!ls2)
+ return 1;
- cmp = isl_space_cmp(ls1->dim, ls2->dim);
- if (cmp != 0)
- return cmp;
+ cmp = isl_space_cmp(ls1->dim, ls2->dim);
+ if (cmp != 0)
+ return cmp;
- return isl_local_cmp(ls1->div, ls2->div);
+ return isl_local_cmp(ls1->div, ls2->div);
}
isl_size isl_local_space_dim(__isl_keep isl_local_space *ls,
- enum isl_dim_type type) {
- if (!ls)
- return isl_size_error;
- if (type == isl_dim_div)
- return ls->div->n_row;
- if (type == isl_dim_all) {
- isl_size dim = isl_space_dim(ls->dim, isl_dim_all);
- if (dim < 0)
- return isl_size_error;
- return dim + ls->div->n_row;
- }
- return isl_space_dim(ls->dim, type);
+ enum isl_dim_type type)
+{
+ if (!ls)
+ return isl_size_error;
+ if (type == isl_dim_div)
+ return ls->div->n_row;
+ if (type == isl_dim_all) {
+ isl_size dim = isl_space_dim(ls->dim, isl_dim_all);
+ if (dim < 0)
+ return isl_size_error;
+ return dim + ls->div->n_row;
+ }
+ return isl_space_dim(ls->dim, type);
}
#undef TYPE
-#define TYPE isl_local_space
+#define TYPE isl_local_space
#include "check_type_range_templ.c"
/* Return the position of the variables of the given type
* within the sequence of variables of "ls".
*/
isl_size isl_local_space_var_offset(__isl_keep isl_local_space *ls,
- enum isl_dim_type type) {
- isl_space *space;
-
- space = isl_local_space_peek_space(ls);
- if (space == NULL)
- return isl_size_error;
-
- switch (type) {
- case isl_dim_param:
- case isl_dim_in:
- case isl_dim_out:
- return isl_space_offset(space, type);
- case isl_dim_div:
- return isl_space_dim(space, isl_dim_all);
- case isl_dim_cst:
- default:
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "invalid dimension type", return isl_size_error);
- }
+ enum isl_dim_type type)
+{
+ isl_space *space;
+
+ space = isl_local_space_peek_space(ls);
+ if (space == NULL)
+ return isl_size_error;
+ switch (type) {
+ case isl_dim_param:
+ case isl_dim_in:
+ case isl_dim_out: return isl_space_offset(space, type);
+ case isl_dim_div: return isl_space_dim(space, isl_dim_all);
+ case isl_dim_cst:
+ default:
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "invalid dimension type", return isl_size_error);
+ }
}
/* Return the position of the coefficients of the variables of the given type
* within the sequence of coefficients of "ls".
*/
unsigned isl_local_space_offset(__isl_keep isl_local_space *ls,
- enum isl_dim_type type) {
- if (!ls)
- return 0;
-
- switch (type) {
- case isl_dim_cst:
- return 0;
- case isl_dim_param:
- case isl_dim_in:
- case isl_dim_out:
- case isl_dim_div:
- return 1 + isl_local_space_var_offset(ls, type);
- default:
- return 0;
- }
+ enum isl_dim_type type)
+{
+ if (!ls)
+ return 0;
+
+ switch (type) {
+ case isl_dim_cst: return 0;
+ case isl_dim_param:
+ case isl_dim_in:
+ case isl_dim_out:
+ case isl_dim_div: return 1 + isl_local_space_var_offset(ls, type);
+ default: return 0;
+ }
}
/* Return the position of the dimension of the given type and name
@@ -284,50 +292,54 @@ unsigned isl_local_space_offset(__isl_keep isl_local_space *ls,
* Return -1 if no such dimension can be found.
*/
int isl_local_space_find_dim_by_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, const char *name) {
- if (!ls)
- return -1;
- if (type == isl_dim_div)
- return -1;
- return isl_space_find_dim_by_name(ls->dim, type, name);
+ enum isl_dim_type type, const char *name)
+{
+ if (!ls)
+ return -1;
+ if (type == isl_dim_div)
+ return -1;
+ return isl_space_find_dim_by_name(ls->dim, type, name);
}
/* Does the given dimension have a name?
*/
isl_bool isl_local_space_has_dim_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos) {
- return ls ? isl_space_has_dim_name(ls->dim, type, pos) : isl_bool_error;
+ enum isl_dim_type type, unsigned pos)
+{
+ return ls ? isl_space_has_dim_name(ls->dim, type, pos) : isl_bool_error;
}
const char *isl_local_space_get_dim_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos) {
- return ls ? isl_space_get_dim_name(ls->dim, type, pos) : NULL;
+ enum isl_dim_type type, unsigned pos)
+{
+ return ls ? isl_space_get_dim_name(ls->dim, type, pos) : NULL;
}
isl_bool isl_local_space_has_dim_id(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos) {
- return ls ? isl_space_has_dim_id(ls->dim, type, pos) : isl_bool_error;
+ enum isl_dim_type type, unsigned pos)
+{
+ return ls ? isl_space_has_dim_id(ls->dim, type, pos) : isl_bool_error;
}
__isl_give isl_id *isl_local_space_get_dim_id(__isl_keep isl_local_space *ls,
- enum isl_dim_type type,
- unsigned pos) {
- return ls ? isl_space_get_dim_id(ls->dim, type, pos) : NULL;
+ enum isl_dim_type type, unsigned pos)
+{
+ return ls ? isl_space_get_dim_id(ls->dim, type, pos) : NULL;
}
/* Return the argument of the integer division at position "pos" in "ls".
* All local variables in "ls" are known to have a (complete) explicit
* representation.
*/
-static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls,
- int pos) {
- isl_aff *aff;
+static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls, int pos)
+{
+ isl_aff *aff;
- aff = isl_aff_alloc(isl_local_space_copy(ls));
- if (!aff)
- return NULL;
- isl_seq_cpy(aff->v->el, ls->div->row[pos], aff->v->size);
- return aff;
+ aff = isl_aff_alloc(isl_local_space_copy(ls));
+ if (!aff)
+ return NULL;
+ isl_seq_cpy(aff->v->el, ls->div->row[pos], aff->v->size);
+ return aff;
}
/* Return the argument of the integer division at position "pos" in "ls".
@@ -336,30 +348,31 @@ static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls,
* Remove them first because the domain of an isl_aff
* is not allowed to have unknown local variables.
*/
-static __isl_give isl_aff *
-drop_unknown_divs_and_extract_div(__isl_keep isl_local_space *ls, int pos) {
- int i;
- isl_size n;
- isl_bool unknown;
- isl_aff *aff;
-
- n = isl_local_space_dim(ls, isl_dim_div);
- if (n < 0)
- return NULL;
- ls = isl_local_space_copy(ls);
- for (i = n - 1; i >= 0; --i) {
- unknown = isl_local_space_div_is_marked_unknown(ls, i);
- if (unknown < 0)
- ls = isl_local_space_free(ls);
- else if (!unknown)
- continue;
- ls = isl_local_space_drop_dims(ls, isl_dim_div, i, 1);
- if (pos > i)
- --pos;
- }
- aff = extract_div(ls, pos);
- isl_local_space_free(ls);
- return aff;
+static __isl_give isl_aff *drop_unknown_divs_and_extract_div(
+ __isl_keep isl_local_space *ls, int pos)
+{
+ int i;
+ isl_size n;
+ isl_bool unknown;
+ isl_aff *aff;
+
+ n = isl_local_space_dim(ls, isl_dim_div);
+ if (n < 0)
+ return NULL;
+ ls = isl_local_space_copy(ls);
+ for (i = n - 1; i >= 0; --i) {
+ unknown = isl_local_space_div_is_marked_unknown(ls, i);
+ if (unknown < 0)
+ ls = isl_local_space_free(ls);
+ else if (!unknown)
+ continue;
+ ls = isl_local_space_drop_dims(ls, isl_dim_div, i, 1);
+ if (pos > i)
+ --pos;
+ }
+ aff = extract_div(ls, pos);
+ isl_local_space_free(ls);
+ return aff;
}
/* Return the argument of the integer division at position "pos" in "ls".
@@ -370,48 +383,49 @@ drop_unknown_divs_and_extract_div(__isl_keep isl_local_space *ls, int pos) {
* is not allowed to have unknown local variables.
*/
__isl_give isl_aff *isl_local_space_get_div(__isl_keep isl_local_space *ls,
- int pos) {
- isl_bool known;
-
- if (!ls)
- return NULL;
-
- if (pos < 0 || pos >= ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return NULL);
-
- known = isl_local_space_div_is_known(ls, pos);
- if (known < 0)
- return NULL;
- if (!known)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "expression of div unknown", return NULL);
- if (!isl_local_space_is_set(ls))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "cannot represent divs of map spaces", return NULL);
-
- known = isl_local_space_divs_known(ls);
- if (known < 0)
- return NULL;
- if (known)
- return extract_div(ls, pos);
- else
- return drop_unknown_divs_and_extract_div(ls, pos);
+ int pos)
+{
+ isl_bool known;
+
+ if (!ls)
+ return NULL;
+
+ if (pos < 0 || pos >= ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return NULL);
+
+ known = isl_local_space_div_is_known(ls, pos);
+ if (known < 0)
+ return NULL;
+ if (!known)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "expression of div unknown", return NULL);
+ if (!isl_local_space_is_set(ls))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "cannot represent divs of map spaces", return NULL);
+
+ known = isl_local_space_divs_known(ls);
+ if (known < 0)
+ return NULL;
+ if (known)
+ return extract_div(ls, pos);
+ else
+ return drop_unknown_divs_and_extract_div(ls, pos);
}
/* Return the space of "ls".
*/
-__isl_keep isl_space *
-isl_local_space_peek_space(__isl_keep isl_local_space *ls) {
- if (!ls)
- return NULL;
+__isl_keep isl_space *isl_local_space_peek_space(__isl_keep isl_local_space *ls)
+{
+ if (!ls)
+ return NULL;
- return ls->dim;
+ return ls->dim;
}
-__isl_give isl_space *
-isl_local_space_get_space(__isl_keep isl_local_space *ls) {
- return isl_space_copy(isl_local_space_peek_space(ls));
+__isl_give isl_space *isl_local_space_get_space(__isl_keep isl_local_space *ls)
+{
+ return isl_space_copy(isl_local_space_peek_space(ls));
}
/* Return the space of "ls".
@@ -423,17 +437,17 @@ isl_local_space_get_space(__isl_keep isl_local_space *ls) {
* a subsequent call to isl_local_space_restore_space.
* The only exception is that isl_local_space_free can be called instead.
*/
-__isl_give isl_space *
-isl_local_space_take_space(__isl_keep isl_local_space *ls) {
- isl_space *space;
+__isl_give isl_space *isl_local_space_take_space(__isl_keep isl_local_space *ls)
+{
+ isl_space *space;
- if (!ls)
- return NULL;
- if (ls->ref != 1)
- return isl_local_space_get_space(ls);
- space = ls->dim;
- ls->dim = NULL;
- return space;
+ if (!ls)
+ return NULL;
+ if (ls->ref != 1)
+ return isl_local_space_get_space(ls);
+ space = ls->dim;
+ ls->dim = NULL;
+ return space;
}
/* Set the space of "ls" to "space", where the space of "ls" may be missing
@@ -441,42 +455,42 @@ isl_local_space_take_space(__isl_keep isl_local_space *ls) {
* However, in this case, "ls" only has a single reference and
* then the call to isl_local_space_cow has no effect.
*/
-__isl_give isl_local_space *
-isl_local_space_restore_space(__isl_take isl_local_space *ls,
- __isl_take isl_space *space) {
- if (!ls || !space)
- goto error;
-
- if (ls->dim == space) {
- isl_space_free(space);
- return ls;
- }
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- isl_space_free(ls->dim);
- ls->dim = space;
-
- return ls;
+__isl_give isl_local_space *isl_local_space_restore_space(
+ __isl_take isl_local_space *ls, __isl_take isl_space *space)
+{
+ if (!ls || !space)
+ goto error;
+
+ if (ls->dim == space) {
+ isl_space_free(space);
+ return ls;
+ }
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ isl_space_free(ls->dim);
+ ls->dim = space;
+
+ return ls;
error:
- isl_local_space_free(ls);
- isl_space_free(space);
- return NULL;
+ isl_local_space_free(ls);
+ isl_space_free(space);
+ return NULL;
}
/* Return the local variables of "ls".
*/
-__isl_keep isl_local *
-isl_local_space_peek_local(__isl_keep isl_local_space *ls) {
- return ls ? ls->div : NULL;
+__isl_keep isl_local *isl_local_space_peek_local(__isl_keep isl_local_space *ls)
+{
+ return ls ? ls->div : NULL;
}
/* Return a copy of the local variables of "ls".
*/
-__isl_keep isl_local *
-isl_local_space_get_local(__isl_keep isl_local_space *ls) {
- return isl_local_copy(isl_local_space_peek_local(ls));
+__isl_keep isl_local *isl_local_space_get_local(__isl_keep isl_local_space *ls)
+{
+ return isl_local_copy(isl_local_space_peek_local(ls));
}
/* Return the local variables of "ls".
@@ -488,17 +502,18 @@ isl_local_space_get_local(__isl_keep isl_local_space *ls) {
* the subsequent call to isl_local_space_restore_local.
* The only exception is that isl_local_space_free can be called instead.
*/
-static __isl_give isl_local *
-isl_local_space_take_local(__isl_keep isl_local_space *ls) {
- isl_local *local;
+static __isl_give isl_local *isl_local_space_take_local(
+ __isl_keep isl_local_space *ls)
+{
+ isl_local *local;
- if (!ls)
- return NULL;
- if (ls->ref != 1)
- return isl_local_space_get_local(ls);
- local = ls->div;
- ls->div = NULL;
- return local;
+ if (!ls)
+ return NULL;
+ if (ls->ref != 1)
+ return isl_local_space_get_local(ls);
+ local = ls->div;
+ ls->div = NULL;
+ return local;
}
/* Set the local variables of "ls" to "local",
@@ -507,184 +522,187 @@ isl_local_space_take_local(__isl_keep isl_local_space *ls) {
* However, in this case, "ls" only has a single reference and
* then the call to isl_local_space_cow has no effect.
*/
-static __isl_give isl_local_space *
-isl_local_space_restore_local(__isl_take isl_local_space *ls,
- __isl_take isl_local *local) {
- if (!ls || !local)
- goto error;
-
- if (ls->div == local) {
- isl_local_free(local);
- return ls;
- }
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- isl_local_free(ls->div);
- ls->div = local;
-
- return ls;
+static __isl_give isl_local_space *isl_local_space_restore_local(
+ __isl_take isl_local_space *ls, __isl_take isl_local *local)
+{
+ if (!ls || !local)
+ goto error;
+
+ if (ls->div == local) {
+ isl_local_free(local);
+ return ls;
+ }
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ isl_local_free(ls->div);
+ ls->div = local;
+
+ return ls;
error:
- isl_local_space_free(ls);
- isl_local_free(local);
- return NULL;
+ isl_local_space_free(ls);
+ isl_local_free(local);
+ return NULL;
}
/* Replace the identifier of the tuple of type "type" by "id".
*/
-__isl_give isl_local_space *
-isl_local_space_set_tuple_id(__isl_take isl_local_space *ls,
- enum isl_dim_type type, __isl_take isl_id *id) {
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->dim = isl_space_set_tuple_id(ls->dim, type, id);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *isl_local_space_set_tuple_id(
+ __isl_take isl_local_space *ls,
+ enum isl_dim_type type, __isl_take isl_id *id)
+{
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->dim = isl_space_set_tuple_id(ls->dim, type, id);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
error:
- isl_id_free(id);
- return NULL;
-}
-
-__isl_give isl_local_space *
-isl_local_space_set_dim_name(__isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos,
- const char *s) {
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_set_dim_name(ls->dim, type, pos, s);
- if (!ls->dim)
- return isl_local_space_free(ls);
-
- return ls;
-}
-
-__isl_give isl_local_space *
-isl_local_space_set_dim_id(__isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos,
- __isl_take isl_id *id) {
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->dim = isl_space_set_dim_id(ls->dim, type, pos, id);
- if (!ls->dim)
- return isl_local_space_free(ls);
-
- return ls;
+ isl_id_free(id);
+ return NULL;
+}
+
+__isl_give isl_local_space *isl_local_space_set_dim_name(
+ __isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos, const char *s)
+{
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_set_dim_name(ls->dim, type, pos, s);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+
+ return ls;
+}
+
+__isl_give isl_local_space *isl_local_space_set_dim_id(
+ __isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos, __isl_take isl_id *id)
+{
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->dim = isl_space_set_dim_id(ls->dim, type, pos, id);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+
+ return ls;
error:
- isl_id_free(id);
- return NULL;
+ isl_id_free(id);
+ return NULL;
}
/* Construct a zero-dimensional local space with the given parameter domain.
*/
-__isl_give isl_local_space *
-isl_local_space_set_from_params(__isl_take isl_local_space *ls) {
- isl_space *space;
+__isl_give isl_local_space *isl_local_space_set_from_params(
+ __isl_take isl_local_space *ls)
+{
+ isl_space *space;
- space = isl_local_space_take_space(ls);
- space = isl_space_set_from_params(space);
- ls = isl_local_space_restore_space(ls, space);
+ space = isl_local_space_take_space(ls);
+ space = isl_space_set_from_params(space);
+ ls = isl_local_space_restore_space(ls, space);
- return ls;
+ return ls;
}
-__isl_give isl_local_space *
-isl_local_space_reset_space(__isl_take isl_local_space *ls,
- __isl_take isl_space *space) {
- ls = isl_local_space_cow(ls);
- if (!ls || !space)
- goto error;
+__isl_give isl_local_space *isl_local_space_reset_space(
+ __isl_take isl_local_space *ls, __isl_take isl_space *space)
+{
+ ls = isl_local_space_cow(ls);
+ if (!ls || !space)
+ goto error;
- isl_space_free(ls->dim);
- ls->dim = space;
+ isl_space_free(ls->dim);
+ ls->dim = space;
- return ls;
+ return ls;
error:
- isl_local_space_free(ls);
- isl_space_free(space);
- return NULL;
+ isl_local_space_free(ls);
+ isl_space_free(space);
+ return NULL;
}
/* Reorder the dimensions of "ls" according to the given reordering.
* The reordering r is assumed to have been extended with the local
* variables, leaving them in the same order.
*/
-__isl_give isl_local_space *
-isl_local_space_realign(__isl_take isl_local_space *ls,
- __isl_take isl_reordering *r) {
- isl_local *local;
+__isl_give isl_local_space *isl_local_space_realign(
+ __isl_take isl_local_space *ls, __isl_take isl_reordering *r)
+{
+ isl_local *local;
- local = isl_local_space_take_local(ls);
- local = isl_local_reorder(local, isl_reordering_copy(r));
- ls = isl_local_space_restore_local(ls, local);
+ local = isl_local_space_take_local(ls);
+ local = isl_local_reorder(local, isl_reordering_copy(r));
+ ls = isl_local_space_restore_local(ls, local);
- ls = isl_local_space_reset_space(ls, isl_reordering_get_space(r));
+ ls = isl_local_space_reset_space(ls, isl_reordering_get_space(r));
- isl_reordering_free(r);
- return ls;
+ isl_reordering_free(r);
+ return ls;
}
-__isl_give isl_local_space *
-isl_local_space_add_div(__isl_take isl_local_space *ls,
- __isl_take isl_vec *div) {
- ls = isl_local_space_cow(ls);
- if (!ls || !div)
- goto error;
+__isl_give isl_local_space *isl_local_space_add_div(
+ __isl_take isl_local_space *ls, __isl_take isl_vec *div)
+{
+ ls = isl_local_space_cow(ls);
+ if (!ls || !div)
+ goto error;
- if (ls->div->n_col != div->size)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "incompatible dimensions", goto error);
+ if (ls->div->n_col != div->size)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "incompatible dimensions", goto error);
- ls->div = isl_mat_add_zero_cols(ls->div, 1);
- ls->div = isl_mat_add_rows(ls->div, 1);
- if (!ls->div)
- goto error;
+ ls->div = isl_mat_add_zero_cols(ls->div, 1);
+ ls->div = isl_mat_add_rows(ls->div, 1);
+ if (!ls->div)
+ goto error;
- isl_seq_cpy(ls->div->row[ls->div->n_row - 1], div->el, div->size);
- isl_int_set_si(ls->div->row[ls->div->n_row - 1][div->size], 0);
+ isl_seq_cpy(ls->div->row[ls->div->n_row - 1], div->el, div->size);
+ isl_int_set_si(ls->div->row[ls->div->n_row - 1][div->size], 0);
- isl_vec_free(div);
- return ls;
+ isl_vec_free(div);
+ return ls;
error:
- isl_local_space_free(ls);
- isl_vec_free(div);
- return NULL;
+ isl_local_space_free(ls);
+ isl_vec_free(div);
+ return NULL;
}
-__isl_give isl_local_space *
-isl_local_space_replace_divs(__isl_take isl_local_space *ls,
- __isl_take isl_mat *div) {
- ls = isl_local_space_cow(ls);
+__isl_give isl_local_space *isl_local_space_replace_divs(
+ __isl_take isl_local_space *ls, __isl_take isl_mat *div)
+{
+ ls = isl_local_space_cow(ls);
- if (!ls || !div)
- goto error;
+ if (!ls || !div)
+ goto error;
- isl_mat_free(ls->div);
- ls->div = div;
- return ls;
+ isl_mat_free(ls->div);
+ ls->div = div;
+ return ls;
error:
- isl_mat_free(div);
- isl_local_space_free(ls);
- return NULL;
+ isl_mat_free(div);
+ isl_local_space_free(ls);
+ return NULL;
}
/* Copy row "s" of "src" to row "d" of "dst", applying the expansion
* defined by "exp".
*/
-static void expand_row(__isl_keep isl_mat *dst, int d, __isl_keep isl_mat *src,
- int s, int *exp) {
- int i;
- unsigned c = src->n_col - src->n_row;
+static void expand_row(__isl_keep isl_mat *dst, int d,
+ __isl_keep isl_mat *src, int s, int *exp)
+{
+ int i;
+ unsigned c = src->n_col - src->n_row;
- isl_seq_cpy(dst->row[d], src->row[s], c);
- isl_seq_clr(dst->row[d] + c, dst->n_col - c);
+ isl_seq_cpy(dst->row[d], src->row[s], c);
+ isl_seq_clr(dst->row[d] + c, dst->n_col - c);
- for (i = 0; i < s; ++i)
- isl_int_set(dst->row[d][c + exp[i]], src->row[s][c + i]);
+ for (i = 0; i < s; ++i)
+ isl_int_set(dst->row[d][c + exp[i]], src->row[s][c + i]);
}
/* Compare (known) divs.
@@ -693,43 +711,46 @@ static void expand_row(__isl_keep isl_mat *dst, int d, __isl_keep isl_mat *src,
* current order. Otherwise, we sort the known div after the unknown
* div only if the known div depends on the unknown div.
*/
-static int cmp_row(isl_int *row_i, isl_int *row_j, int i, int j, unsigned n_row,
- unsigned n_col) {
- int li, lj;
- int unknown_i, unknown_j;
+static int cmp_row(isl_int *row_i, isl_int *row_j, int i, int j,
+ unsigned n_row, unsigned n_col)
+{
+ int li, lj;
+ int unknown_i, unknown_j;
- unknown_i = isl_int_is_zero(row_i[0]);
- unknown_j = isl_int_is_zero(row_j[0]);
+ unknown_i = isl_int_is_zero(row_i[0]);
+ unknown_j = isl_int_is_zero(row_j[0]);
- if (unknown_i && unknown_j)
- return i - j;
+ if (unknown_i && unknown_j)
+ return i - j;
- if (unknown_i)
- li = n_col - n_row + i;
- else
- li = isl_seq_last_non_zero(row_i, n_col);
- if (unknown_j)
- lj = n_col - n_row + j;
- else
- lj = isl_seq_last_non_zero(row_j, n_col);
+ if (unknown_i)
+ li = n_col - n_row + i;
+ else
+ li = isl_seq_last_non_zero(row_i, n_col);
+ if (unknown_j)
+ lj = n_col - n_row + j;
+ else
+ lj = isl_seq_last_non_zero(row_j, n_col);
- if (li != lj)
- return li - lj;
+ if (li != lj)
+ return li - lj;
- return isl_seq_cmp(row_i, row_j, n_col);
+ return isl_seq_cmp(row_i, row_j, n_col);
}
/* Call cmp_row for divs in a matrix.
*/
-int isl_mat_cmp_div(__isl_keep isl_mat *div, int i, int j) {
- return cmp_row(div->row[i], div->row[j], i, j, div->n_row, div->n_col);
+int isl_mat_cmp_div(__isl_keep isl_mat *div, int i, int j)
+{
+ return cmp_row(div->row[i], div->row[j], i, j, div->n_row, div->n_col);
}
/* Call cmp_row for divs in a basic map.
*/
static int bmap_cmp_row(__isl_keep isl_basic_map *bmap, int i, int j,
- unsigned total) {
- return cmp_row(bmap->div[i], bmap->div[j], i, j, bmap->n_div, total);
+ unsigned total)
+{
+ return cmp_row(bmap->div[i], bmap->div[j], i, j, bmap->n_div, total);
}
/* Sort the divs in "bmap".
@@ -738,37 +759,39 @@ static int bmap_cmp_row(__isl_keep isl_basic_map *bmap, int i, int j,
* Then we perform a simple insertion sort based on the same ordering
* that is used in isl_merge_divs.
*/
-__isl_give isl_basic_map *
-isl_basic_map_sort_divs(__isl_take isl_basic_map *bmap) {
- int i, j;
- isl_size total;
-
- bmap = isl_basic_map_order_divs(bmap);
- if (!bmap)
- return NULL;
- if (bmap->n_div <= 1)
- return bmap;
-
- total = isl_basic_map_dim(bmap, isl_dim_all);
- if (total < 0)
- return isl_basic_map_free(bmap);
- for (i = 1; i < bmap->n_div; ++i) {
- for (j = i - 1; j >= 0; --j) {
- if (bmap_cmp_row(bmap, j, j + 1, 2 + total) <= 0)
- break;
- bmap = isl_basic_map_swap_div(bmap, j, j + 1);
- if (!bmap)
- return NULL;
- }
- }
-
- return bmap;
+__isl_give isl_basic_map *isl_basic_map_sort_divs(
+ __isl_take isl_basic_map *bmap)
+{
+ int i, j;
+ isl_size total;
+
+ bmap = isl_basic_map_order_divs(bmap);
+ if (!bmap)
+ return NULL;
+ if (bmap->n_div <= 1)
+ return bmap;
+
+ total = isl_basic_map_dim(bmap, isl_dim_all);
+ if (total < 0)
+ return isl_basic_map_free(bmap);
+ for (i = 1; i < bmap->n_div; ++i) {
+ for (j = i - 1; j >= 0; --j) {
+ if (bmap_cmp_row(bmap, j, j + 1, 2 + total) <= 0)
+ break;
+ bmap = isl_basic_map_swap_div(bmap, j, j + 1);
+ if (!bmap)
+ return NULL;
+ }
+ }
+
+ return bmap;
}
/* Sort the divs in the basic maps of "map".
*/
-__isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map) {
- return isl_map_inline_foreach_basic_map(map, &isl_basic_map_sort_divs);
+__isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map)
+{
+ return isl_map_inline_foreach_basic_map(map, &isl_basic_map_sort_divs);
}
/* Combine the two lists of divs into a single list.
@@ -780,133 +803,135 @@ __isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map) {
* For optimal merging, the two input list should have been sorted.
*/
__isl_give isl_mat *isl_merge_divs(__isl_keep isl_mat *div1,
- __isl_keep isl_mat *div2, int *exp1,
- int *exp2) {
- int i, j, k;
- isl_mat *div = NULL;
- unsigned d;
-
- if (!div1 || !div2)
- return NULL;
-
- d = div1->n_col - div1->n_row;
- div = isl_mat_alloc(div1->ctx, 1 + div1->n_row + div2->n_row,
- d + div1->n_row + div2->n_row);
- if (!div)
- return NULL;
-
- for (i = 0, j = 0, k = 0; i < div1->n_row && j < div2->n_row; ++k) {
- int cmp;
-
- expand_row(div, k, div1, i, exp1);
- expand_row(div, k + 1, div2, j, exp2);
-
- cmp = isl_mat_cmp_div(div, k, k + 1);
- if (cmp == 0) {
- exp1[i++] = k;
- exp2[j++] = k;
- } else if (cmp < 0) {
- exp1[i++] = k;
- } else {
- exp2[j++] = k;
- isl_seq_cpy(div->row[k], div->row[k + 1], div->n_col);
- }
- }
- for (; i < div1->n_row; ++i, ++k) {
- expand_row(div, k, div1, i, exp1);
- exp1[i] = k;
- }
- for (; j < div2->n_row; ++j, ++k) {
- expand_row(div, k, div2, j, exp2);
- exp2[j] = k;
- }
-
- div->n_row = k;
- div->n_col = d + k;
-
- return div;
+ __isl_keep isl_mat *div2, int *exp1, int *exp2)
+{
+ int i, j, k;
+ isl_mat *div = NULL;
+ unsigned d;
+
+ if (!div1 || !div2)
+ return NULL;
+
+ d = div1->n_col - div1->n_row;
+ div = isl_mat_alloc(div1->ctx, 1 + div1->n_row + div2->n_row,
+ d + div1->n_row + div2->n_row);
+ if (!div)
+ return NULL;
+
+ for (i = 0, j = 0, k = 0; i < div1->n_row && j < div2->n_row; ++k) {
+ int cmp;
+
+ expand_row(div, k, div1, i, exp1);
+ expand_row(div, k + 1, div2, j, exp2);
+
+ cmp = isl_mat_cmp_div(div, k, k + 1);
+ if (cmp == 0) {
+ exp1[i++] = k;
+ exp2[j++] = k;
+ } else if (cmp < 0) {
+ exp1[i++] = k;
+ } else {
+ exp2[j++] = k;
+ isl_seq_cpy(div->row[k], div->row[k + 1], div->n_col);
+ }
+ }
+ for (; i < div1->n_row; ++i, ++k) {
+ expand_row(div, k, div1, i, exp1);
+ exp1[i] = k;
+ }
+ for (; j < div2->n_row; ++j, ++k) {
+ expand_row(div, k, div2, j, exp2);
+ exp2[j] = k;
+ }
+
+ div->n_row = k;
+ div->n_col = d + k;
+
+ return div;
}
/* Swap divs "a" and "b" in "ls".
*/
-__isl_give isl_local_space *
-isl_local_space_swap_div(__isl_take isl_local_space *ls, int a, int b) {
- int offset;
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- if (a < 0 || a >= ls->div->n_row || b < 0 || b >= ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return isl_local_space_free(ls));
- offset = ls->div->n_col - ls->div->n_row;
- ls->div = isl_mat_swap_cols(ls->div, offset + a, offset + b);
- ls->div = isl_mat_swap_rows(ls->div, a, b);
- if (!ls->div)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *isl_local_space_swap_div(
+ __isl_take isl_local_space *ls, int a, int b)
+{
+ int offset;
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ if (a < 0 || a >= ls->div->n_row || b < 0 || b >= ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return isl_local_space_free(ls));
+ offset = ls->div->n_col - ls->div->n_row;
+ ls->div = isl_mat_swap_cols(ls->div, offset + a, offset + b);
+ ls->div = isl_mat_swap_rows(ls->div, a, b);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+ return ls;
}
/* Construct a local space that contains all the divs in either
* "ls1" or "ls2".
*/
-__isl_give isl_local_space *
-isl_local_space_intersect(__isl_take isl_local_space *ls1,
- __isl_take isl_local_space *ls2) {
- isl_ctx *ctx;
- int *exp1 = NULL;
- int *exp2 = NULL;
- isl_mat *div = NULL;
- isl_bool equal;
-
- if (!ls1 || !ls2)
- goto error;
-
- ctx = isl_local_space_get_ctx(ls1);
- if (!isl_space_is_equal(ls1->dim, ls2->dim))
- isl_die(ctx, isl_error_invalid, "spaces should be identical", goto error);
-
- if (ls2->div->n_row == 0) {
- isl_local_space_free(ls2);
- return ls1;
- }
-
- if (ls1->div->n_row == 0) {
- isl_local_space_free(ls1);
- return ls2;
- }
-
- exp1 = isl_alloc_array(ctx, int, ls1->div->n_row);
- exp2 = isl_alloc_array(ctx, int, ls2->div->n_row);
- if (!exp1 || !exp2)
- goto error;
-
- div = isl_merge_divs(ls1->div, ls2->div, exp1, exp2);
- if (!div)
- goto error;
-
- equal = isl_mat_is_equal(ls1->div, div);
- if (equal < 0)
- goto error;
- if (!equal)
- ls1 = isl_local_space_cow(ls1);
- if (!ls1)
- goto error;
-
- free(exp1);
- free(exp2);
- isl_local_space_free(ls2);
- isl_mat_free(ls1->div);
- ls1->div = div;
-
- return ls1;
+__isl_give isl_local_space *isl_local_space_intersect(
+ __isl_take isl_local_space *ls1, __isl_take isl_local_space *ls2)
+{
+ isl_ctx *ctx;
+ int *exp1 = NULL;
+ int *exp2 = NULL;
+ isl_mat *div = NULL;
+ isl_bool equal;
+
+ if (!ls1 || !ls2)
+ goto error;
+
+ ctx = isl_local_space_get_ctx(ls1);
+ if (!isl_space_is_equal(ls1->dim, ls2->dim))
+ isl_die(ctx, isl_error_invalid,
+ "spaces should be identical", goto error);
+
+ if (ls2->div->n_row == 0) {
+ isl_local_space_free(ls2);
+ return ls1;
+ }
+
+ if (ls1->div->n_row == 0) {
+ isl_local_space_free(ls1);
+ return ls2;
+ }
+
+ exp1 = isl_alloc_array(ctx, int, ls1->div->n_row);
+ exp2 = isl_alloc_array(ctx, int, ls2->div->n_row);
+ if (!exp1 || !exp2)
+ goto error;
+
+ div = isl_merge_divs(ls1->div, ls2->div, exp1, exp2);
+ if (!div)
+ goto error;
+
+ equal = isl_mat_is_equal(ls1->div, div);
+ if (equal < 0)
+ goto error;
+ if (!equal)
+ ls1 = isl_local_space_cow(ls1);
+ if (!ls1)
+ goto error;
+
+ free(exp1);
+ free(exp2);
+ isl_local_space_free(ls2);
+ isl_mat_free(ls1->div);
+ ls1->div = div;
+
+ return ls1;
error:
- free(exp1);
- free(exp2);
- isl_mat_free(div);
- isl_local_space_free(ls1);
- isl_local_space_free(ls2);
- return NULL;
+ free(exp1);
+ free(exp2);
+ isl_mat_free(div);
+ isl_local_space_free(ls1);
+ isl_local_space_free(ls2);
+ return NULL;
}
/* Is the local variable "div" of "ls" marked as not having
@@ -917,120 +942,127 @@ isl_local_space_intersect(__isl_take isl_local_space *ls1,
* have an explicit representation.
*/
isl_bool isl_local_space_div_is_marked_unknown(__isl_keep isl_local_space *ls,
- int div) {
- if (!ls)
- return isl_bool_error;
- return isl_local_div_is_marked_unknown(ls->div, div);
+ int div)
+{
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_div_is_marked_unknown(ls->div, div);
}
/* Does "ls" have a complete explicit representation for div "div"?
*/
-isl_bool isl_local_space_div_is_known(__isl_keep isl_local_space *ls, int div) {
- if (!ls)
- return isl_bool_error;
- return isl_local_div_is_known(ls->div, div);
+isl_bool isl_local_space_div_is_known(__isl_keep isl_local_space *ls, int div)
+{
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_div_is_known(ls->div, div);
}
/* Does "ls" have an explicit representation for all local variables?
*/
-isl_bool isl_local_space_divs_known(__isl_keep isl_local_space *ls) {
- if (!ls)
- return isl_bool_error;
- return isl_local_divs_known(ls->div);
-}
-
-__isl_give isl_local_space *
-isl_local_space_domain(__isl_take isl_local_space *ls) {
- isl_size n_out;
-
- n_out = isl_local_space_dim(ls, isl_dim_out);
- if (n_out < 0)
- return isl_local_space_free(ls);
- ls = isl_local_space_drop_dims(ls, isl_dim_out, 0, n_out);
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
-}
-
-__isl_give isl_local_space *
-isl_local_space_range(__isl_take isl_local_space *ls) {
- isl_size n_in;
-
- n_in = isl_local_space_dim(ls, isl_dim_in);
- if (n_in < 0)
- return isl_local_space_free(ls);
- ls = isl_local_space_drop_dims(ls, isl_dim_in, 0, n_in);
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- ls->dim = isl_space_range(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+isl_bool isl_local_space_divs_known(__isl_keep isl_local_space *ls)
+{
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_divs_known(ls->div);
+}
+
+__isl_give isl_local_space *isl_local_space_domain(
+ __isl_take isl_local_space *ls)
+{
+ isl_size n_out;
+
+ n_out = isl_local_space_dim(ls, isl_dim_out);
+ if (n_out < 0)
+ return isl_local_space_free(ls);
+ ls = isl_local_space_drop_dims(ls, isl_dim_out, 0, n_out);
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
+}
+
+__isl_give isl_local_space *isl_local_space_range(
+ __isl_take isl_local_space *ls)
+{
+ isl_size n_in;
+
+ n_in = isl_local_space_dim(ls, isl_dim_in);
+ if (n_in < 0)
+ return isl_local_space_free(ls);
+ ls = isl_local_space_drop_dims(ls, isl_dim_in, 0, n_in);
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ ls->dim = isl_space_range(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
}
/* Construct a local space for a map that has the given local
* space as domain and that has a zero-dimensional range.
*/
-__isl_give isl_local_space *
-isl_local_space_from_domain(__isl_take isl_local_space *ls) {
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_from_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *isl_local_space_from_domain(
+ __isl_take isl_local_space *ls)
+{
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_from_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
}
-__isl_give isl_local_space *
-isl_local_space_add_dims(__isl_take isl_local_space *ls, enum isl_dim_type type,
- unsigned n) {
- isl_size pos;
+__isl_give isl_local_space *isl_local_space_add_dims(
+ __isl_take isl_local_space *ls, enum isl_dim_type type, unsigned n)
+{
+ isl_size pos;
- pos = isl_local_space_dim(ls, type);
- if (pos < 0)
- return isl_local_space_free(ls);
- return isl_local_space_insert_dims(ls, type, pos, n);
+ pos = isl_local_space_dim(ls, type);
+ if (pos < 0)
+ return isl_local_space_free(ls);
+ return isl_local_space_insert_dims(ls, type, pos, n);
}
/* Lift the basic set "bset", living in the space of "ls"
* to live in a space with extra coordinates corresponding
* to the local variables of "ls".
*/
-__isl_give isl_basic_set *
-isl_local_space_lift_basic_set(__isl_take isl_local_space *ls,
- __isl_take isl_basic_set *bset) {
- isl_size n_local;
- isl_space *space;
- isl_basic_set *ls_bset;
-
- n_local = isl_local_space_dim(ls, isl_dim_div);
- space = isl_basic_set_peek_space(bset);
- if (n_local < 0 || isl_local_space_check_has_space(ls, space) < 0)
- goto error;
-
- if (n_local == 0) {
- isl_local_space_free(ls);
- return bset;
- }
-
- bset = isl_basic_set_add_dims(bset, isl_dim_set, n_local);
- ls_bset = isl_basic_set_from_local_space(ls);
- ls_bset = isl_basic_set_lift(ls_bset);
- ls_bset = isl_basic_set_flatten(ls_bset);
- bset = isl_basic_set_intersect(bset, ls_bset);
-
- return bset;
+__isl_give isl_basic_set *isl_local_space_lift_basic_set(
+ __isl_take isl_local_space *ls, __isl_take isl_basic_set *bset)
+{
+ isl_size n_local;
+ isl_space *space;
+ isl_basic_set *ls_bset;
+
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ space = isl_basic_set_peek_space(bset);
+ if (n_local < 0 ||
+ isl_local_space_check_has_space(ls, space) < 0)
+ goto error;
+
+ if (n_local == 0) {
+ isl_local_space_free(ls);
+ return bset;
+ }
+
+ bset = isl_basic_set_add_dims(bset, isl_dim_set, n_local);
+ ls_bset = isl_basic_set_from_local_space(ls);
+ ls_bset = isl_basic_set_lift(ls_bset);
+ ls_bset = isl_basic_set_flatten(ls_bset);
+ bset = isl_basic_set_intersect(bset, ls_bset);
+
+ return bset;
error:
- isl_local_space_free(ls);
- isl_basic_set_free(bset);
- return NULL;
+ isl_local_space_free(ls);
+ isl_basic_set_free(bset);
+ return NULL;
}
/* Lift the set "set", living in the space of "ls"
@@ -1038,53 +1070,56 @@ isl_local_space_lift_basic_set(__isl_take isl_local_space *ls,
* to the local variables of "ls".
*/
__isl_give isl_set *isl_local_space_lift_set(__isl_take isl_local_space *ls,
- __isl_take isl_set *set) {
- isl_size n_local;
- isl_basic_set *bset;
-
- n_local = isl_local_space_dim(ls, isl_dim_div);
- if (n_local < 0 ||
- isl_local_space_check_has_space(ls, isl_set_peek_space(set)) < 0)
- goto error;
-
- if (n_local == 0) {
- isl_local_space_free(ls);
- return set;
- }
-
- set = isl_set_add_dims(set, isl_dim_set, n_local);
- bset = isl_basic_set_from_local_space(ls);
- bset = isl_basic_set_lift(bset);
- bset = isl_basic_set_flatten(bset);
- set = isl_set_intersect(set, isl_set_from_basic_set(bset));
-
- return set;
+ __isl_take isl_set *set)
+{
+ isl_size n_local;
+ isl_basic_set *bset;
+
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ if (n_local < 0 ||
+ isl_local_space_check_has_space(ls, isl_set_peek_space(set)) < 0)
+ goto error;
+
+ if (n_local == 0) {
+ isl_local_space_free(ls);
+ return set;
+ }
+
+ set = isl_set_add_dims(set, isl_dim_set, n_local);
+ bset = isl_basic_set_from_local_space(ls);
+ bset = isl_basic_set_lift(bset);
+ bset = isl_basic_set_flatten(bset);
+ set = isl_set_intersect(set, isl_set_from_basic_set(bset));
+
+ return set;
error:
- isl_local_space_free(ls);
- isl_set_free(set);
- return NULL;
+ isl_local_space_free(ls);
+ isl_set_free(set);
+ return NULL;
}
/* Remove common factor of non-constant terms and denominator.
*/
-static __isl_give isl_local_space *normalize_div(__isl_take isl_local_space *ls,
- int div) {
- isl_ctx *ctx = ls->div->ctx;
- unsigned total = ls->div->n_col - 2;
+static __isl_give isl_local_space *normalize_div(
+ __isl_take isl_local_space *ls, int div)
+{
+ isl_ctx *ctx = ls->div->ctx;
+ unsigned total = ls->div->n_col - 2;
- isl_seq_gcd(ls->div->row[div] + 2, total, &ctx->normalize_gcd);
- isl_int_gcd(ctx->normalize_gcd, ctx->normalize_gcd, ls->div->row[div][0]);
- if (isl_int_is_one(ctx->normalize_gcd))
- return ls;
+ isl_seq_gcd(ls->div->row[div] + 2, total, &ctx->normalize_gcd);
+ isl_int_gcd(ctx->normalize_gcd,
+ ctx->normalize_gcd, ls->div->row[div][0]);
+ if (isl_int_is_one(ctx->normalize_gcd))
+ return ls;
- isl_seq_scale_down(ls->div->row[div] + 2, ls->div->row[div] + 2,
- ctx->normalize_gcd, total);
- isl_int_divexact(ls->div->row[div][0], ls->div->row[div][0],
- ctx->normalize_gcd);
- isl_int_fdiv_q(ls->div->row[div][1], ls->div->row[div][1],
- ctx->normalize_gcd);
+ isl_seq_scale_down(ls->div->row[div] + 2, ls->div->row[div] + 2,
+ ctx->normalize_gcd, total);
+ isl_int_divexact(ls->div->row[div][0], ls->div->row[div][0],
+ ctx->normalize_gcd);
+ isl_int_fdiv_q(ls->div->row[div][1], ls->div->row[div][1],
+ ctx->normalize_gcd);
- return ls;
+ return ls;
}
/* Exploit the equalities in "eq" to simplify the expressions of
@@ -1092,53 +1127,53 @@ static __isl_give isl_local_space *normalize_div(__isl_take isl_local_space *ls,
* The integer divisions in "ls" are assumed to appear as regular
* dimensions in "eq".
*/
-__isl_give isl_local_space *
-isl_local_space_substitute_equalities(__isl_take isl_local_space *ls,
- __isl_take isl_basic_set *eq) {
- int i, j, k;
- isl_size total, dim;
- unsigned n_div;
-
- if (!ls || !eq)
- goto error;
-
- total = isl_space_dim(eq->dim, isl_dim_all);
- dim = isl_local_space_dim(ls, isl_dim_all);
- if (dim < 0 || total < 0)
- goto error;
- if (dim != total)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", goto error);
- total++;
- n_div = eq->n_div;
- for (i = 0; i < eq->n_eq; ++i) {
- j = isl_seq_last_non_zero(eq->eq[i], total + n_div);
- if (j < 0 || j == 0 || j >= total)
- continue;
-
- for (k = 0; k < ls->div->n_row; ++k) {
- if (isl_int_is_zero(ls->div->row[k][1 + j]))
- continue;
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->div = isl_mat_cow(ls->div);
- if (!ls->div)
- goto error;
- isl_seq_elim(ls->div->row[k] + 1, eq->eq[i], j, total,
- &ls->div->row[k][0]);
- ls = normalize_div(ls, k);
- if (!ls)
- goto error;
- }
- }
-
- isl_basic_set_free(eq);
- return ls;
+__isl_give isl_local_space *isl_local_space_substitute_equalities(
+ __isl_take isl_local_space *ls, __isl_take isl_basic_set *eq)
+{
+ int i, j, k;
+ isl_size total, dim;
+ unsigned n_div;
+
+ if (!ls || !eq)
+ goto error;
+
+ total = isl_space_dim(eq->dim, isl_dim_all);
+ dim = isl_local_space_dim(ls, isl_dim_all);
+ if (dim < 0 || total < 0)
+ goto error;
+ if (dim != total)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", goto error);
+ total++;
+ n_div = eq->n_div;
+ for (i = 0; i < eq->n_eq; ++i) {
+ j = isl_seq_last_non_zero(eq->eq[i], total + n_div);
+ if (j < 0 || j == 0 || j >= total)
+ continue;
+
+ for (k = 0; k < ls->div->n_row; ++k) {
+ if (isl_int_is_zero(ls->div->row[k][1 + j]))
+ continue;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->div = isl_mat_cow(ls->div);
+ if (!ls->div)
+ goto error;
+ isl_seq_elim(ls->div->row[k] + 1, eq->eq[i], j, total,
+ &ls->div->row[k][0]);
+ ls = normalize_div(ls, k);
+ if (!ls)
+ goto error;
+ }
+ }
+
+ isl_basic_set_free(eq);
+ return ls;
error:
- isl_basic_set_free(eq);
- isl_local_space_free(ls);
- return NULL;
+ isl_basic_set_free(eq);
+ isl_local_space_free(ls);
+ return NULL;
}
/* Plug in the affine expressions "subs" of length "subs_len" (including
@@ -1157,40 +1192,42 @@ isl_local_space_substitute_equalities(__isl_take isl_local_space *ls,
*
* floor((a f + d g)/(m d))
*/
-__isl_give isl_local_space *
-isl_local_space_substitute_seq(__isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos,
- isl_int *subs, int subs_len, int first, int n) {
- int i;
- isl_int v;
-
- if (n == 0)
- return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->div = isl_mat_cow(ls->div);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- if (first + n > ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return isl_local_space_free(ls));
-
- pos += isl_local_space_offset(ls, type);
-
- isl_int_init(v);
- for (i = first; i < first + n; ++i) {
- if (isl_int_is_zero(ls->div->row[i][1 + pos]))
- continue;
- isl_seq_substitute(ls->div->row[i], pos, subs, ls->div->n_col, subs_len, v);
- ls = normalize_div(ls, i);
- if (!ls)
- break;
- }
- isl_int_clear(v);
-
- return ls;
+__isl_give isl_local_space *isl_local_space_substitute_seq(
+ __isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos, isl_int *subs, int subs_len,
+ int first, int n)
+{
+ int i;
+ isl_int v;
+
+ if (n == 0)
+ return ls;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->div = isl_mat_cow(ls->div);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ if (first + n > ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return isl_local_space_free(ls));
+
+ pos += isl_local_space_offset(ls, type);
+
+ isl_int_init(v);
+ for (i = first; i < first + n; ++i) {
+ if (isl_int_is_zero(ls->div->row[i][1 + pos]))
+ continue;
+ isl_seq_substitute(ls->div->row[i], pos, subs,
+ ls->div->n_col, subs_len, v);
+ ls = normalize_div(ls, i);
+ if (!ls)
+ break;
+ }
+ isl_int_clear(v);
+
+ return ls;
}
/* Plug in "subs" for dimension "type", "pos" in the integer divisions
@@ -1208,98 +1245,101 @@ isl_local_space_substitute_seq(__isl_take isl_local_space *ls,
*
* floor((a f + d g)/(m d))
*/
-__isl_give isl_local_space *
-isl_local_space_substitute(__isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos,
- __isl_keep isl_aff *subs) {
- isl_size n_div;
-
- ls = isl_local_space_cow(ls);
- if (!ls || !subs)
- return isl_local_space_free(ls);
-
- if (!isl_space_is_equal(ls->dim, subs->ls->dim))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", return isl_local_space_free(ls));
- n_div = isl_local_space_dim(subs->ls, isl_dim_div);
- if (n_div < 0)
- return isl_local_space_free(ls);
- if (n_div != 0)
- isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
- "cannot handle divs yet", return isl_local_space_free(ls));
-
- return isl_local_space_substitute_seq(ls, type, pos, subs->v->el,
- subs->v->size, 0, ls->div->n_row);
+__isl_give isl_local_space *isl_local_space_substitute(
+ __isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos, __isl_keep isl_aff *subs)
+{
+ isl_size n_div;
+
+ ls = isl_local_space_cow(ls);
+ if (!ls || !subs)
+ return isl_local_space_free(ls);
+
+ if (!isl_space_is_equal(ls->dim, subs->ls->dim))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", return isl_local_space_free(ls));
+ n_div = isl_local_space_dim(subs->ls, isl_dim_div);
+ if (n_div < 0)
+ return isl_local_space_free(ls);
+ if (n_div != 0)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
+ "cannot handle divs yet",
+ return isl_local_space_free(ls));
+
+ return isl_local_space_substitute_seq(ls, type, pos, subs->v->el,
+ subs->v->size, 0, ls->div->n_row);
}
isl_bool isl_local_space_is_named_or_nested(__isl_keep isl_local_space *ls,
- enum isl_dim_type type) {
- if (!ls)
- return isl_bool_error;
- return isl_space_is_named_or_nested(ls->dim, type);
-}
-
-__isl_give isl_local_space *
-isl_local_space_drop_dims(__isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned first, unsigned n) {
- if (!ls)
- return NULL;
- if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
- return ls;
-
- if (isl_local_space_check_range(ls, type, first, n) < 0)
- return isl_local_space_free(ls);
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- if (type == isl_dim_div) {
- ls->div = isl_mat_drop_rows(ls->div, first, n);
- } else {
- ls->dim = isl_space_drop_dims(ls->dim, type, first, n);
- if (!ls->dim)
- return isl_local_space_free(ls);
- }
-
- first += 1 + isl_local_space_offset(ls, type);
- ls->div = isl_mat_drop_cols(ls->div, first, n);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- return ls;
-}
-
-__isl_give isl_local_space *
-isl_local_space_insert_dims(__isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned first,
- unsigned n) {
- if (!ls)
- return NULL;
- if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
- return ls;
-
- if (isl_local_space_check_range(ls, type, first, 0) < 0)
- return isl_local_space_free(ls);
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- if (type == isl_dim_div) {
- ls->div = isl_mat_insert_zero_rows(ls->div, first, n);
- } else {
- ls->dim = isl_space_insert_dims(ls->dim, type, first, n);
- if (!ls->dim)
- return isl_local_space_free(ls);
- }
-
- first += 1 + isl_local_space_offset(ls, type);
- ls->div = isl_mat_insert_zero_cols(ls->div, first, n);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- return ls;
+ enum isl_dim_type type)
+{
+ if (!ls)
+ return isl_bool_error;
+ return isl_space_is_named_or_nested(ls->dim, type);
+}
+
+__isl_give isl_local_space *isl_local_space_drop_dims(
+ __isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned first, unsigned n)
+{
+ if (!ls)
+ return NULL;
+ if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, type, first, n) < 0)
+ return isl_local_space_free(ls);
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ if (type == isl_dim_div) {
+ ls->div = isl_mat_drop_rows(ls->div, first, n);
+ } else {
+ ls->dim = isl_space_drop_dims(ls->dim, type, first, n);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ }
+
+ first += 1 + isl_local_space_offset(ls, type);
+ ls->div = isl_mat_drop_cols(ls->div, first, n);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ return ls;
+}
+
+__isl_give isl_local_space *isl_local_space_insert_dims(
+ __isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned first, unsigned n)
+{
+ if (!ls)
+ return NULL;
+ if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, type, first, 0) < 0)
+ return isl_local_space_free(ls);
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ if (type == isl_dim_div) {
+ ls->div = isl_mat_insert_zero_rows(ls->div, first, n);
+ } else {
+ ls->dim = isl_space_insert_dims(ls->dim, type, first, n);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ }
+
+ first += 1 + isl_local_space_offset(ls, type);
+ ls->div = isl_mat_insert_zero_cols(ls->div, first, n);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ return ls;
}
/* Does the linear part of "constraint" correspond to
@@ -1314,34 +1354,35 @@ isl_local_space_insert_dims(__isl_take isl_local_space *ls,
* If so, set *sign to the corresponding value.
*/
static isl_bool is_linear_div_constraint(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div,
- int *sign) {
- isl_bool unknown;
- unsigned pos;
-
- unknown = isl_local_space_div_is_marked_unknown(ls, div);
- if (unknown < 0)
- return isl_bool_error;
- if (unknown)
- return isl_bool_false;
-
- pos = isl_local_space_offset(ls, isl_dim_div) + div;
-
- if (isl_int_eq(constraint[pos], ls->div->row[div][0])) {
- *sign = -1;
- if (!isl_seq_is_neg(constraint + 1, ls->div->row[div] + 2, pos - 1))
- return isl_bool_false;
- } else if (isl_int_abs_eq(constraint[pos], ls->div->row[div][0])) {
- *sign = 1;
- if (!isl_seq_eq(constraint + 1, ls->div->row[div] + 2, pos - 1))
- return isl_bool_false;
- } else {
- return isl_bool_false;
- }
- if (isl_seq_first_non_zero(constraint + pos + 1, ls->div->n_row - div - 1) !=
- -1)
- return isl_bool_false;
- return isl_bool_true;
+ isl_int *constraint, unsigned div, int *sign)
+{
+ isl_bool unknown;
+ unsigned pos;
+
+ unknown = isl_local_space_div_is_marked_unknown(ls, div);
+ if (unknown < 0)
+ return isl_bool_error;
+ if (unknown)
+ return isl_bool_false;
+
+ pos = isl_local_space_offset(ls, isl_dim_div) + div;
+
+ if (isl_int_eq(constraint[pos], ls->div->row[div][0])) {
+ *sign = -1;
+ if (!isl_seq_is_neg(constraint + 1,
+ ls->div->row[div] + 2, pos - 1))
+ return isl_bool_false;
+ } else if (isl_int_abs_eq(constraint[pos], ls->div->row[div][0])) {
+ *sign = 1;
+ if (!isl_seq_eq(constraint + 1, ls->div->row[div] + 2, pos - 1))
+ return isl_bool_false;
+ } else {
+ return isl_bool_false;
+ }
+ if (isl_seq_first_non_zero(constraint + pos + 1,
+ ls->div->n_row - div - 1) != -1)
+ return isl_bool_false;
+ return isl_bool_true;
}
/* Check if the constraints pointed to by "constraint" is a div
@@ -1357,31 +1398,32 @@ static isl_bool is_linear_div_constraint(__isl_keep isl_local_space *ls,
* then check the constant term.
*/
isl_bool isl_local_space_is_div_constraint(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div) {
- int sign;
- isl_bool linear;
-
- linear = is_linear_div_constraint(ls, constraint, div, &sign);
- if (linear < 0 || !linear)
- return linear;
-
- if (sign < 0) {
- int neg;
- isl_int_sub(ls->div->row[div][1], ls->div->row[div][1],
- ls->div->row[div][0]);
- isl_int_add_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
- neg = isl_seq_is_neg(constraint, ls->div->row[div] + 1, 1);
- isl_int_sub_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
- isl_int_add(ls->div->row[div][1], ls->div->row[div][1],
- ls->div->row[div][0]);
- if (!neg)
- return isl_bool_false;
- } else {
- if (!isl_int_eq(constraint[0], ls->div->row[div][1]))
- return isl_bool_false;
- }
-
- return isl_bool_true;
+ isl_int *constraint, unsigned div)
+{
+ int sign;
+ isl_bool linear;
+
+ linear = is_linear_div_constraint(ls, constraint, div, &sign);
+ if (linear < 0 || !linear)
+ return linear;
+
+ if (sign < 0) {
+ int neg;
+ isl_int_sub(ls->div->row[div][1],
+ ls->div->row[div][1], ls->div->row[div][0]);
+ isl_int_add_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
+ neg = isl_seq_is_neg(constraint, ls->div->row[div] + 1, 1);
+ isl_int_sub_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
+ isl_int_add(ls->div->row[div][1],
+ ls->div->row[div][1], ls->div->row[div][0]);
+ if (!neg)
+ return isl_bool_false;
+ } else {
+ if (!isl_int_eq(constraint[0], ls->div->row[div][1]))
+ return isl_bool_false;
+ }
+
+ return isl_bool_true;
}
/* Is the constraint pointed to by "constraint" one
@@ -1400,48 +1442,50 @@ isl_bool isl_local_space_is_div_constraint(__isl_keep isl_local_space *ls,
* has a value close to -c.
*/
isl_bool isl_local_space_is_div_equality(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div) {
- int sign;
- isl_bool linear;
+ isl_int *constraint, unsigned div)
+{
+ int sign;
+ isl_bool linear;
- linear = is_linear_div_constraint(ls, constraint, div, &sign);
- if (linear < 0 || !linear)
- return linear;
+ linear = is_linear_div_constraint(ls, constraint, div, &sign);
+ if (linear < 0 || !linear)
+ return linear;
- return isl_bool_ok(sign < 0);
+ return isl_bool_ok(sign < 0);
}
/*
* Set active[i] to 1 if the dimension at position i is involved
* in the linear expression l.
*/
-int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l) {
- int i, j;
- isl_ctx *ctx;
- int *active = NULL;
- isl_size total;
- unsigned offset;
-
- ctx = isl_local_space_get_ctx(ls);
- total = isl_local_space_dim(ls, isl_dim_all);
- if (total < 0)
- return NULL;
- active = isl_calloc_array(ctx, int, total);
- if (total && !active)
- return NULL;
-
- for (i = 0; i < total; ++i)
- active[i] = !isl_int_is_zero(l[i]);
-
- offset = isl_local_space_offset(ls, isl_dim_div) - 1;
- for (i = ls->div->n_row - 1; i >= 0; --i) {
- if (!active[offset + i])
- continue;
- for (j = 0; j < total; ++j)
- active[j] |= !isl_int_is_zero(ls->div->row[i][2 + j]);
- }
-
- return active;
+int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l)
+{
+ int i, j;
+ isl_ctx *ctx;
+ int *active = NULL;
+ isl_size total;
+ unsigned offset;
+
+ ctx = isl_local_space_get_ctx(ls);
+ total = isl_local_space_dim(ls, isl_dim_all);
+ if (total < 0)
+ return NULL;
+ active = isl_calloc_array(ctx, int, total);
+ if (total && !active)
+ return NULL;
+
+ for (i = 0; i < total; ++i)
+ active[i] = !isl_int_is_zero(l[i]);
+
+ offset = isl_local_space_offset(ls, isl_dim_div) - 1;
+ for (i = ls->div->n_row - 1; i >= 0; --i) {
+ if (!active[offset + i])
+ continue;
+ for (j = 0; j < total; ++j)
+ active[j] |= !isl_int_is_zero(ls->div->row[i][2 + j]);
+ }
+
+ return active;
}
/* Given a local space "ls" of a set, create a local space
@@ -1449,43 +1493,45 @@ int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l) {
* is of the form [dim -> local[..]], with ls->div->n_row variables in the
* range of the wrapped map.
*/
-__isl_give isl_local_space *
-isl_local_space_lift(__isl_take isl_local_space *ls) {
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+__isl_give isl_local_space *isl_local_space_lift(
+ __isl_take isl_local_space *ls)
+{
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_lift(ls->dim, ls->div->n_row);
- ls->div = isl_mat_drop_rows(ls->div, 0, ls->div->n_row);
- if (!ls->dim || !ls->div)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_lift(ls->dim, ls->div->n_row);
+ ls->div = isl_mat_drop_rows(ls->div, 0, ls->div->n_row);
+ if (!ls->dim || !ls->div)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Construct a basic map that maps a set living in local space "ls"
* to the corresponding lifted local space.
*/
-__isl_give isl_basic_map *
-isl_local_space_lifting(__isl_take isl_local_space *ls) {
- isl_basic_map *lifting;
- isl_basic_set *bset;
-
- if (!ls)
- return NULL;
- if (!isl_local_space_is_set(ls))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "lifting only defined on set spaces", goto error);
-
- bset = isl_basic_set_from_local_space(ls);
- lifting = isl_basic_set_unwrap(isl_basic_set_lift(bset));
- lifting = isl_basic_map_domain_map(lifting);
- lifting = isl_basic_map_reverse(lifting);
-
- return lifting;
+__isl_give isl_basic_map *isl_local_space_lifting(
+ __isl_take isl_local_space *ls)
+{
+ isl_basic_map *lifting;
+ isl_basic_set *bset;
+
+ if (!ls)
+ return NULL;
+ if (!isl_local_space_is_set(ls))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "lifting only defined on set spaces", goto error);
+
+ bset = isl_basic_set_from_local_space(ls);
+ lifting = isl_basic_set_unwrap(isl_basic_set_lift(bset));
+ lifting = isl_basic_map_domain_map(lifting);
+ lifting = isl_basic_map_reverse(lifting);
+
+ return lifting;
error:
- isl_local_space_free(ls);
- return NULL;
+ isl_local_space_free(ls);
+ return NULL;
}
/* Compute the preimage of "ls" under the function represented by "ma".
@@ -1507,72 +1553,73 @@ isl_local_space_lifting(__isl_take isl_local_space *ls) {
* We first copy over the divs from "ma" and then
* we add the modified divs from "ls".
*/
-__isl_give isl_local_space *
-isl_local_space_preimage_multi_aff(__isl_take isl_local_space *ls,
- __isl_take isl_multi_aff *ma) {
- int i;
- isl_space *space;
- isl_local_space *res = NULL;
- isl_size n_div_ls, n_div_ma;
- isl_int f, c1, c2, g;
-
- ma = isl_multi_aff_align_divs(ma);
- if (!ls || !ma)
- goto error;
- if (!isl_space_is_range_internal(ls->dim, ma->space))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", goto error);
-
- n_div_ls = isl_local_space_dim(ls, isl_dim_div);
- n_div_ma = ma->n ? isl_aff_dim(ma->u.p[0], isl_dim_div) : 0;
- if (n_div_ls < 0 || n_div_ma < 0)
- goto error;
-
- space = isl_space_domain(isl_multi_aff_get_space(ma));
- res = isl_local_space_alloc(space, n_div_ma + n_div_ls);
- if (!res)
- goto error;
-
- if (n_div_ma) {
- isl_mat_free(res->div);
- res->div = isl_mat_copy(ma->u.p[0]->ls->div);
- res->div = isl_mat_add_zero_cols(res->div, n_div_ls);
- res->div = isl_mat_add_rows(res->div, n_div_ls);
- if (!res->div)
- goto error;
- }
-
- isl_int_init(f);
- isl_int_init(c1);
- isl_int_init(c2);
- isl_int_init(g);
-
- for (i = 0; i < ls->div->n_row; ++i) {
- if (isl_int_is_zero(ls->div->row[i][0])) {
- isl_int_set_si(res->div->row[n_div_ma + i][0], 0);
- continue;
- }
- if (isl_seq_preimage(res->div->row[n_div_ma + i], ls->div->row[i], ma, 0, 0,
- n_div_ma, n_div_ls, f, c1, c2, g, 1) < 0)
- res = isl_local_space_free(res);
- res = normalize_div(res, n_div_ma + i);
- if (!res)
- break;
- }
-
- isl_int_clear(f);
- isl_int_clear(c1);
- isl_int_clear(c2);
- isl_int_clear(g);
-
- isl_local_space_free(ls);
- isl_multi_aff_free(ma);
- return res;
+__isl_give isl_local_space *isl_local_space_preimage_multi_aff(
+ __isl_take isl_local_space *ls, __isl_take isl_multi_aff *ma)
+{
+ int i;
+ isl_space *space;
+ isl_local_space *res = NULL;
+ isl_size n_div_ls, n_div_ma;
+ isl_int f, c1, c2, g;
+
+ ma = isl_multi_aff_align_divs(ma);
+ if (!ls || !ma)
+ goto error;
+ if (!isl_space_is_range_internal(ls->dim, ma->space))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", goto error);
+
+ n_div_ls = isl_local_space_dim(ls, isl_dim_div);
+ n_div_ma = ma->n ? isl_aff_dim(ma->u.p[0], isl_dim_div) : 0;
+ if (n_div_ls < 0 || n_div_ma < 0)
+ goto error;
+
+ space = isl_space_domain(isl_multi_aff_get_space(ma));
+ res = isl_local_space_alloc(space, n_div_ma + n_div_ls);
+ if (!res)
+ goto error;
+
+ if (n_div_ma) {
+ isl_mat_free(res->div);
+ res->div = isl_mat_copy(ma->u.p[0]->ls->div);
+ res->div = isl_mat_add_zero_cols(res->div, n_div_ls);
+ res->div = isl_mat_add_rows(res->div, n_div_ls);
+ if (!res->div)
+ goto error;
+ }
+
+ isl_int_init(f);
+ isl_int_init(c1);
+ isl_int_init(c2);
+ isl_int_init(g);
+
+ for (i = 0; i < ls->div->n_row; ++i) {
+ if (isl_int_is_zero(ls->div->row[i][0])) {
+ isl_int_set_si(res->div->row[n_div_ma + i][0], 0);
+ continue;
+ }
+ if (isl_seq_preimage(res->div->row[n_div_ma + i],
+ ls->div->row[i],
+ ma, 0, 0, n_div_ma, n_div_ls, f, c1, c2, g, 1) < 0)
+ res = isl_local_space_free(res);
+ res = normalize_div(res, n_div_ma + i);
+ if (!res)
+ break;
+ }
+
+ isl_int_clear(f);
+ isl_int_clear(c1);
+ isl_int_clear(c2);
+ isl_int_clear(g);
+
+ isl_local_space_free(ls);
+ isl_multi_aff_free(ma);
+ return res;
error:
- isl_local_space_free(ls);
- isl_multi_aff_free(ma);
- isl_local_space_free(res);
- return NULL;
+ isl_local_space_free(ls);
+ isl_multi_aff_free(ma);
+ isl_local_space_free(res);
+ return NULL;
}
/* Move the "n" dimensions of "src_type" starting at "src_pos" of "ls"
@@ -1581,121 +1628,125 @@ isl_local_space_preimage_multi_aff(__isl_take isl_local_space *ls,
* Moving to/from local dimensions is not allowed.
* We currently assume that the dimension type changes.
*/
-__isl_give isl_local_space *
-isl_local_space_move_dims(__isl_take isl_local_space *ls,
- enum isl_dim_type dst_type, unsigned dst_pos,
- enum isl_dim_type src_type, unsigned src_pos,
- unsigned n) {
- isl_space *space;
- isl_local *local;
- isl_size v_src, v_dst;
- unsigned g_dst_pos;
- unsigned g_src_pos;
-
- if (!ls)
- return NULL;
- if (n == 0 && !isl_local_space_is_named_or_nested(ls, src_type) &&
- !isl_local_space_is_named_or_nested(ls, dst_type))
- return ls;
-
- if (isl_local_space_check_range(ls, src_type, src_pos, n) < 0)
- return isl_local_space_free(ls);
- if (isl_local_space_check_range(ls, dst_type, dst_pos, 0) < 0)
- return isl_local_space_free(ls);
- if (src_type == isl_dim_div)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid, "cannot move divs",
- return isl_local_space_free(ls));
- if (dst_type == isl_dim_div)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "cannot move to divs", return isl_local_space_free(ls));
- if (dst_type == src_type && dst_pos == src_pos)
- return ls;
- if (dst_type == src_type)
- isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
- "moving dims within the same type not supported",
- return isl_local_space_free(ls));
-
- v_src = isl_local_space_var_offset(ls, src_type);
- v_dst = isl_local_space_var_offset(ls, dst_type);
- if (v_src < 0 || v_dst < 0)
- return isl_local_space_free(ls);
- g_src_pos = v_src + src_pos;
- g_dst_pos = v_dst + dst_pos;
- if (dst_type > src_type)
- g_dst_pos -= n;
-
- local = isl_local_space_take_local(ls);
- local = isl_local_move_vars(local, g_dst_pos, g_src_pos, n);
- ls = isl_local_space_restore_local(ls, local);
-
- space = isl_local_space_take_space(ls);
- space = isl_space_move_dims(space, dst_type, dst_pos, src_type, src_pos, n);
- ls = isl_local_space_restore_space(ls, space);
-
- return ls;
+__isl_give isl_local_space *isl_local_space_move_dims(
+ __isl_take isl_local_space *ls,
+ enum isl_dim_type dst_type, unsigned dst_pos,
+ enum isl_dim_type src_type, unsigned src_pos, unsigned n)
+{
+ isl_space *space;
+ isl_local *local;
+ isl_size v_src, v_dst;
+ unsigned g_dst_pos;
+ unsigned g_src_pos;
+
+ if (!ls)
+ return NULL;
+ if (n == 0 &&
+ !isl_local_space_is_named_or_nested(ls, src_type) &&
+ !isl_local_space_is_named_or_nested(ls, dst_type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, src_type, src_pos, n) < 0)
+ return isl_local_space_free(ls);
+ if (isl_local_space_check_range(ls, dst_type, dst_pos, 0) < 0)
+ return isl_local_space_free(ls);
+ if (src_type == isl_dim_div)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "cannot move divs", return isl_local_space_free(ls));
+ if (dst_type == isl_dim_div)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "cannot move to divs", return isl_local_space_free(ls));
+ if (dst_type == src_type && dst_pos == src_pos)
+ return ls;
+ if (dst_type == src_type)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
+ "moving dims within the same type not supported",
+ return isl_local_space_free(ls));
+
+ v_src = isl_local_space_var_offset(ls, src_type);
+ v_dst = isl_local_space_var_offset(ls, dst_type);
+ if (v_src < 0 || v_dst < 0)
+ return isl_local_space_free(ls);
+ g_src_pos = v_src + src_pos;
+ g_dst_pos = v_dst + dst_pos;
+ if (dst_type > src_type)
+ g_dst_pos -= n;
+
+ local = isl_local_space_take_local(ls);
+ local = isl_local_move_vars(local, g_dst_pos, g_src_pos, n);
+ ls = isl_local_space_restore_local(ls, local);
+
+ space = isl_local_space_take_space(ls);
+ space = isl_space_move_dims(space, dst_type, dst_pos,
+ src_type, src_pos, n);
+ ls = isl_local_space_restore_space(ls, space);
+
+ return ls;
}
/* Remove any internal structure of the domain of "ls".
* If there is any such internal structure in the input,
* then the name of the corresponding space is also removed.
*/
-__isl_give isl_local_space *
-isl_local_space_flatten_domain(__isl_take isl_local_space *ls) {
- if (!ls)
- return NULL;
+__isl_give isl_local_space *isl_local_space_flatten_domain(
+ __isl_take isl_local_space *ls)
+{
+ if (!ls)
+ return NULL;
- if (!ls->dim->nested[0])
- return ls;
+ if (!ls->dim->nested[0])
+ return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_flatten_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_flatten_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Remove any internal structure of the range of "ls".
* If there is any such internal structure in the input,
* then the name of the corresponding space is also removed.
*/
-__isl_give isl_local_space *
-isl_local_space_flatten_range(__isl_take isl_local_space *ls) {
- if (!ls)
- return NULL;
+__isl_give isl_local_space *isl_local_space_flatten_range(
+ __isl_take isl_local_space *ls)
+{
+ if (!ls)
+ return NULL;
- if (!ls->dim->nested[1])
- return ls;
+ if (!ls->dim->nested[1])
+ return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_flatten_range(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_flatten_range(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Given the local space "ls" of a map, return the local space of a set
* that lives in a space that wraps the space of "ls" and that has
* the same divs.
*/
-__isl_give isl_local_space *
-isl_local_space_wrap(__isl_take isl_local_space *ls) {
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+__isl_give isl_local_space *isl_local_space_wrap(__isl_take isl_local_space *ls)
+{
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_wrap(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_wrap(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Lift the point "pnt", living in the (set) space of "ls"
@@ -1703,34 +1754,35 @@ isl_local_space_wrap(__isl_take isl_local_space *ls) {
* to the local variables of "ls".
*/
__isl_give isl_point *isl_local_space_lift_point(__isl_take isl_local_space *ls,
- __isl_take isl_point *pnt) {
- isl_size n_local;
- isl_space *space;
- isl_local *local;
- isl_vec *vec;
+ __isl_take isl_point *pnt)
+{
+ isl_size n_local;
+ isl_space *space;
+ isl_local *local;
+ isl_vec *vec;
- if (isl_local_space_check_has_space(ls, isl_point_peek_space(pnt)) < 0)
- goto error;
+ if (isl_local_space_check_has_space(ls, isl_point_peek_space(pnt)) < 0)
+ goto error;
- local = isl_local_space_peek_local(ls);
- n_local = isl_local_space_dim(ls, isl_dim_div);
- if (n_local < 0)
- goto error;
+ local = isl_local_space_peek_local(ls);
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ if (n_local < 0)
+ goto error;
- space = isl_point_take_space(pnt);
- vec = isl_point_take_vec(pnt);
+ space = isl_point_take_space(pnt);
+ vec = isl_point_take_vec(pnt);
- space = isl_space_lift(space, n_local);
- vec = isl_local_extend_point_vec(local, vec);
+ space = isl_space_lift(space, n_local);
+ vec = isl_local_extend_point_vec(local, vec);
- pnt = isl_point_restore_vec(pnt, vec);
- pnt = isl_point_restore_space(pnt, space);
+ pnt = isl_point_restore_vec(pnt, vec);
+ pnt = isl_point_restore_space(pnt, space);
- isl_local_space_free(ls);
+ isl_local_space_free(ls);
- return pnt;
+ return pnt;
error:
- isl_local_space_free(ls);
- isl_point_free(pnt);
- return NULL;
+ isl_local_space_free(ls);
+ isl_point_free(pnt);
+ return NULL;
}
>From 79f7692229bd034a798ec15705ff93f89983448f Mon Sep 17 00:00:00 2001
From: timurdemenev <311683 at niuitmo.ru>
Date: Fri, 22 Nov 2024 19:20:54 +0300
Subject: [PATCH 4/4] Fix clang-format (attempt #2)
---
polly/lib/External/isl/isl_local_space.c | 2419 +++++++++++-----------
1 file changed, 1183 insertions(+), 1236 deletions(-)
diff --git a/polly/lib/External/isl/isl_local_space.c b/polly/lib/External/isl/isl_local_space.c
index 1bffcd544eb735..f1e9897aac2cda 100644
--- a/polly/lib/External/isl/isl_local_space.c
+++ b/polly/lib/External/isl/isl_local_space.c
@@ -10,157 +10,149 @@
* and Ecole Normale Superieure, 45 rue d’Ulm, 75230 Paris, France
*/
-#include <isl_ctx_private.h>
#include <isl/id.h>
-#include <isl_map_private.h>
+#include <isl_aff_private.h>
+#include <isl_ctx_private.h>
+#include <isl_local.h>
#include <isl_local_space_private.h>
-#include <isl_space_private.h>
+#include <isl_map_private.h>
#include <isl_mat_private.h>
-#include <isl_aff_private.h>
-#include <isl_vec_private.h>
#include <isl_point_private.h>
#include <isl_seq.h>
-#include <isl_local.h>
+#include <isl_space_private.h>
+#include <isl_vec_private.h>
-isl_ctx *isl_local_space_get_ctx(__isl_keep isl_local_space *ls)
-{
- return ls ? ls->dim->ctx : NULL;
+isl_ctx *isl_local_space_get_ctx(__isl_keep isl_local_space *ls) {
+ return ls ? ls->dim->ctx : NULL;
}
/* Return a hash value that digests "ls".
*/
-uint32_t isl_local_space_get_hash(__isl_keep isl_local_space *ls)
-{
- uint32_t hash, space_hash, div_hash;
+uint32_t isl_local_space_get_hash(__isl_keep isl_local_space *ls) {
+ uint32_t hash, space_hash, div_hash;
- if (!ls)
- return 0;
+ if (!ls)
+ return 0;
- hash = isl_hash_init();
- space_hash = isl_space_get_full_hash(isl_local_space_peek_space(ls));
- isl_hash_hash(hash, space_hash);
- div_hash = isl_mat_get_hash(ls->div);
- isl_hash_hash(hash, div_hash);
+ hash = isl_hash_init();
+ space_hash = isl_space_get_full_hash(isl_local_space_peek_space(ls));
+ isl_hash_hash(hash, space_hash);
+ div_hash = isl_mat_get_hash(ls->div);
+ isl_hash_hash(hash, div_hash);
- return hash;
+ return hash;
}
-__isl_give isl_local_space *isl_local_space_alloc_div(
- __isl_take isl_space *space, __isl_take isl_mat *div)
-{
- isl_ctx *ctx;
- isl_local_space *ls = NULL;
+__isl_give isl_local_space *
+isl_local_space_alloc_div(__isl_take isl_space *space,
+ __isl_take isl_mat *div) {
+ isl_ctx *ctx;
+ isl_local_space *ls = NULL;
- if (!space || !div)
- goto error;
+ if (!space || !div)
+ goto error;
- ctx = isl_space_get_ctx(space);
- ls = isl_calloc_type(ctx, struct isl_local_space);
- if (!ls)
- goto error;
+ ctx = isl_space_get_ctx(space);
+ ls = isl_calloc_type(ctx, struct isl_local_space);
+ if (!ls)
+ goto error;
- ls->ref = 1;
- ls->dim = space;
- ls->div = div;
+ ls->ref = 1;
+ ls->dim = space;
+ ls->div = div;
- return ls;
+ return ls;
error:
- isl_mat_free(div);
- isl_space_free(space);
- isl_local_space_free(ls);
- return NULL;
+ isl_mat_free(div);
+ isl_space_free(space);
+ isl_local_space_free(ls);
+ return NULL;
}
__isl_give isl_local_space *isl_local_space_alloc(__isl_take isl_space *space,
- unsigned n_div)
-{
- isl_ctx *ctx;
- isl_mat *div;
- isl_size total;
+ unsigned n_div) {
+ isl_ctx *ctx;
+ isl_mat *div;
+ isl_size total;
- if (!space)
- return NULL;
+ if (!space)
+ return NULL;
- total = isl_space_dim(space, isl_dim_all);
- if (total < 0)
- return isl_local_space_from_space(isl_space_free(space));
+ total = isl_space_dim(space, isl_dim_all);
+ if (total < 0)
+ return isl_local_space_from_space(isl_space_free(space));
- ctx = isl_space_get_ctx(space);
- div = isl_mat_alloc(ctx, n_div, 1 + 1 + total + n_div);
- return isl_local_space_alloc_div(space, div);
+ ctx = isl_space_get_ctx(space);
+ div = isl_mat_alloc(ctx, n_div, 1 + 1 + total + n_div);
+ return isl_local_space_alloc_div(space, div);
}
-__isl_give isl_local_space *isl_local_space_from_space(
- __isl_take isl_space *space)
-{
- return isl_local_space_alloc(space, 0);
+__isl_give isl_local_space *
+isl_local_space_from_space(__isl_take isl_space *space) {
+ return isl_local_space_alloc(space, 0);
}
-__isl_give isl_local_space *isl_local_space_copy(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_copy(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- ls->ref++;
- return ls;
+ ls->ref++;
+ return ls;
}
-__isl_give isl_local_space *isl_local_space_dup(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return NULL;
-
- return isl_local_space_alloc_div(isl_space_copy(ls->dim),
- isl_mat_copy(ls->div));
+__isl_give isl_local_space *
+isl_local_space_dup(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return NULL;
+ return isl_local_space_alloc_div(isl_space_copy(ls->dim),
+ isl_mat_copy(ls->div));
}
-__isl_give isl_local_space *isl_local_space_cow(__isl_take isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_cow(__isl_take isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- if (ls->ref == 1)
- return ls;
- ls->ref--;
- return isl_local_space_dup(ls);
+ if (ls->ref == 1)
+ return ls;
+ ls->ref--;
+ return isl_local_space_dup(ls);
}
-__isl_null isl_local_space *isl_local_space_free(
- __isl_take isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_null isl_local_space *
+isl_local_space_free(__isl_take isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- if (--ls->ref > 0)
- return NULL;
+ if (--ls->ref > 0)
+ return NULL;
- isl_space_free(ls->dim);
- isl_mat_free(ls->div);
+ isl_space_free(ls->dim);
+ isl_mat_free(ls->div);
- free(ls);
+ free(ls);
- return NULL;
+ return NULL;
}
/* Is the local space that of a parameter domain?
*/
-isl_bool isl_local_space_is_params(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return isl_bool_error;
- return isl_space_is_params(ls->dim);
+isl_bool isl_local_space_is_params(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_space_is_params(ls->dim);
}
/* Is the local space that of a set?
*/
-isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls)
-{
- return ls ? isl_space_is_set(ls->dim) : isl_bool_error;
+isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls) {
+ return ls ? isl_space_is_set(ls->dim) : isl_bool_error;
}
#undef TYPE
-#define TYPE isl_local_space
+#define TYPE isl_local_space
#include "isl_type_has_equal_space_bin_templ.c"
#include "isl_type_has_space_templ.c"
@@ -168,37 +160,35 @@ isl_bool isl_local_space_is_set(__isl_keep isl_local_space *ls)
/* Check that the space of "ls" is equal to "space".
*/
static isl_stat isl_local_space_check_has_space(__isl_keep isl_local_space *ls,
- __isl_keep isl_space *space)
-{
- isl_bool ok;
+ __isl_keep isl_space *space) {
+ isl_bool ok;
- ok = isl_local_space_has_space(ls, space);
- if (ok < 0)
- return isl_stat_error;
- if (!ok)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", return isl_stat_error);
- return isl_stat_ok;
+ ok = isl_local_space_has_space(ls, space);
+ if (ok < 0)
+ return isl_stat_error;
+ if (!ok)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", return isl_stat_error);
+ return isl_stat_ok;
}
/* Return true if the two local spaces are identical, with identical
* expressions for the integer divisions.
*/
isl_bool isl_local_space_is_equal(__isl_keep isl_local_space *ls1,
- __isl_keep isl_local_space *ls2)
-{
- isl_bool equal;
+ __isl_keep isl_local_space *ls2) {
+ isl_bool equal;
- equal = isl_local_space_has_equal_space(ls1, ls2);
- if (equal < 0 || !equal)
- return equal;
+ equal = isl_local_space_has_equal_space(ls1, ls2);
+ if (equal < 0 || !equal)
+ return equal;
- if (!isl_local_space_divs_known(ls1))
- return isl_bool_false;
- if (!isl_local_space_divs_known(ls2))
- return isl_bool_false;
+ if (!isl_local_space_divs_known(ls1))
+ return isl_bool_false;
+ if (!isl_local_space_divs_known(ls2))
+ return isl_bool_false;
- return isl_mat_is_equal(ls1->div, ls2->div);
+ return isl_mat_is_equal(ls1->div, ls2->div);
}
/* Compare two isl_local_spaces.
@@ -207,84 +197,85 @@ isl_bool isl_local_space_is_equal(__isl_keep isl_local_space *ls1,
* than "ls2" and 0 if they are equal.
*/
int isl_local_space_cmp(__isl_keep isl_local_space *ls1,
- __isl_keep isl_local_space *ls2)
-{
- int cmp;
+ __isl_keep isl_local_space *ls2) {
+ int cmp;
- if (ls1 == ls2)
- return 0;
- if (!ls1)
- return -1;
- if (!ls2)
- return 1;
+ if (ls1 == ls2)
+ return 0;
+ if (!ls1)
+ return -1;
+ if (!ls2)
+ return 1;
- cmp = isl_space_cmp(ls1->dim, ls2->dim);
- if (cmp != 0)
- return cmp;
+ cmp = isl_space_cmp(ls1->dim, ls2->dim);
+ if (cmp != 0)
+ return cmp;
- return isl_local_cmp(ls1->div, ls2->div);
+ return isl_local_cmp(ls1->div, ls2->div);
}
isl_size isl_local_space_dim(__isl_keep isl_local_space *ls,
- enum isl_dim_type type)
-{
- if (!ls)
- return isl_size_error;
- if (type == isl_dim_div)
- return ls->div->n_row;
- if (type == isl_dim_all) {
- isl_size dim = isl_space_dim(ls->dim, isl_dim_all);
- if (dim < 0)
- return isl_size_error;
- return dim + ls->div->n_row;
- }
- return isl_space_dim(ls->dim, type);
+ enum isl_dim_type type) {
+ if (!ls)
+ return isl_size_error;
+ if (type == isl_dim_div)
+ return ls->div->n_row;
+ if (type == isl_dim_all) {
+ isl_size dim = isl_space_dim(ls->dim, isl_dim_all);
+ if (dim < 0)
+ return isl_size_error;
+ return dim + ls->div->n_row;
+ }
+ return isl_space_dim(ls->dim, type);
}
#undef TYPE
-#define TYPE isl_local_space
+#define TYPE isl_local_space
#include "check_type_range_templ.c"
/* Return the position of the variables of the given type
* within the sequence of variables of "ls".
*/
isl_size isl_local_space_var_offset(__isl_keep isl_local_space *ls,
- enum isl_dim_type type)
-{
- isl_space *space;
-
- space = isl_local_space_peek_space(ls);
- if (space == NULL)
- return isl_size_error;
- switch (type) {
- case isl_dim_param:
- case isl_dim_in:
- case isl_dim_out: return isl_space_offset(space, type);
- case isl_dim_div: return isl_space_dim(space, isl_dim_all);
- case isl_dim_cst:
- default:
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "invalid dimension type", return isl_size_error);
- }
+ enum isl_dim_type type) {
+ isl_space *space;
+
+ space = isl_local_space_peek_space(ls);
+ if (space == NULL)
+ return isl_size_error;
+ switch (type) {
+ case isl_dim_param:
+ case isl_dim_in:
+ case isl_dim_out:
+ return isl_space_offset(space, type);
+ case isl_dim_div:
+ return isl_space_dim(space, isl_dim_all);
+ case isl_dim_cst:
+ default:
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "invalid dimension type", return isl_size_error);
+ }
}
/* Return the position of the coefficients of the variables of the given type
* within the sequence of coefficients of "ls".
*/
unsigned isl_local_space_offset(__isl_keep isl_local_space *ls,
- enum isl_dim_type type)
-{
- if (!ls)
- return 0;
-
- switch (type) {
- case isl_dim_cst: return 0;
- case isl_dim_param:
- case isl_dim_in:
- case isl_dim_out:
- case isl_dim_div: return 1 + isl_local_space_var_offset(ls, type);
- default: return 0;
- }
+ enum isl_dim_type type) {
+ if (!ls)
+ return 0;
+
+ switch (type) {
+ case isl_dim_cst:
+ return 0;
+ case isl_dim_param:
+ case isl_dim_in:
+ case isl_dim_out:
+ case isl_dim_div:
+ return 1 + isl_local_space_var_offset(ls, type);
+ default:
+ return 0;
+ }
}
/* Return the position of the dimension of the given type and name
@@ -292,54 +283,50 @@ unsigned isl_local_space_offset(__isl_keep isl_local_space *ls,
* Return -1 if no such dimension can be found.
*/
int isl_local_space_find_dim_by_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, const char *name)
-{
- if (!ls)
- return -1;
- if (type == isl_dim_div)
- return -1;
- return isl_space_find_dim_by_name(ls->dim, type, name);
+ enum isl_dim_type type, const char *name) {
+ if (!ls)
+ return -1;
+ if (type == isl_dim_div)
+ return -1;
+ return isl_space_find_dim_by_name(ls->dim, type, name);
}
/* Does the given dimension have a name?
*/
isl_bool isl_local_space_has_dim_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos)
-{
- return ls ? isl_space_has_dim_name(ls->dim, type, pos) : isl_bool_error;
+ enum isl_dim_type type, unsigned pos) {
+ return ls ? isl_space_has_dim_name(ls->dim, type, pos) : isl_bool_error;
}
const char *isl_local_space_get_dim_name(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos)
-{
- return ls ? isl_space_get_dim_name(ls->dim, type, pos) : NULL;
+ enum isl_dim_type type, unsigned pos) {
+ return ls ? isl_space_get_dim_name(ls->dim, type, pos) : NULL;
}
isl_bool isl_local_space_has_dim_id(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos)
-{
- return ls ? isl_space_has_dim_id(ls->dim, type, pos) : isl_bool_error;
+ enum isl_dim_type type, unsigned pos) {
+ return ls ? isl_space_has_dim_id(ls->dim, type, pos) : isl_bool_error;
}
__isl_give isl_id *isl_local_space_get_dim_id(__isl_keep isl_local_space *ls,
- enum isl_dim_type type, unsigned pos)
-{
- return ls ? isl_space_get_dim_id(ls->dim, type, pos) : NULL;
+ enum isl_dim_type type,
+ unsigned pos) {
+ return ls ? isl_space_get_dim_id(ls->dim, type, pos) : NULL;
}
/* Return the argument of the integer division at position "pos" in "ls".
* All local variables in "ls" are known to have a (complete) explicit
* representation.
*/
-static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls, int pos)
-{
- isl_aff *aff;
+static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls,
+ int pos) {
+ isl_aff *aff;
- aff = isl_aff_alloc(isl_local_space_copy(ls));
- if (!aff)
- return NULL;
- isl_seq_cpy(aff->v->el, ls->div->row[pos], aff->v->size);
- return aff;
+ aff = isl_aff_alloc(isl_local_space_copy(ls));
+ if (!aff)
+ return NULL;
+ isl_seq_cpy(aff->v->el, ls->div->row[pos], aff->v->size);
+ return aff;
}
/* Return the argument of the integer division at position "pos" in "ls".
@@ -348,31 +335,30 @@ static __isl_give isl_aff *extract_div(__isl_keep isl_local_space *ls, int pos)
* Remove them first because the domain of an isl_aff
* is not allowed to have unknown local variables.
*/
-static __isl_give isl_aff *drop_unknown_divs_and_extract_div(
- __isl_keep isl_local_space *ls, int pos)
-{
- int i;
- isl_size n;
- isl_bool unknown;
- isl_aff *aff;
-
- n = isl_local_space_dim(ls, isl_dim_div);
- if (n < 0)
- return NULL;
- ls = isl_local_space_copy(ls);
- for (i = n - 1; i >= 0; --i) {
- unknown = isl_local_space_div_is_marked_unknown(ls, i);
- if (unknown < 0)
- ls = isl_local_space_free(ls);
- else if (!unknown)
- continue;
- ls = isl_local_space_drop_dims(ls, isl_dim_div, i, 1);
- if (pos > i)
- --pos;
- }
- aff = extract_div(ls, pos);
- isl_local_space_free(ls);
- return aff;
+static __isl_give isl_aff *
+drop_unknown_divs_and_extract_div(__isl_keep isl_local_space *ls, int pos) {
+ int i;
+ isl_size n;
+ isl_bool unknown;
+ isl_aff *aff;
+
+ n = isl_local_space_dim(ls, isl_dim_div);
+ if (n < 0)
+ return NULL;
+ ls = isl_local_space_copy(ls);
+ for (i = n - 1; i >= 0; --i) {
+ unknown = isl_local_space_div_is_marked_unknown(ls, i);
+ if (unknown < 0)
+ ls = isl_local_space_free(ls);
+ else if (!unknown)
+ continue;
+ ls = isl_local_space_drop_dims(ls, isl_dim_div, i, 1);
+ if (pos > i)
+ --pos;
+ }
+ aff = extract_div(ls, pos);
+ isl_local_space_free(ls);
+ return aff;
}
/* Return the argument of the integer division at position "pos" in "ls".
@@ -383,49 +369,48 @@ static __isl_give isl_aff *drop_unknown_divs_and_extract_div(
* is not allowed to have unknown local variables.
*/
__isl_give isl_aff *isl_local_space_get_div(__isl_keep isl_local_space *ls,
- int pos)
-{
- isl_bool known;
-
- if (!ls)
- return NULL;
-
- if (pos < 0 || pos >= ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return NULL);
-
- known = isl_local_space_div_is_known(ls, pos);
- if (known < 0)
- return NULL;
- if (!known)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "expression of div unknown", return NULL);
- if (!isl_local_space_is_set(ls))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "cannot represent divs of map spaces", return NULL);
-
- known = isl_local_space_divs_known(ls);
- if (known < 0)
- return NULL;
- if (known)
- return extract_div(ls, pos);
- else
- return drop_unknown_divs_and_extract_div(ls, pos);
+ int pos) {
+ isl_bool known;
+
+ if (!ls)
+ return NULL;
+
+ if (pos < 0 || pos >= ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return NULL);
+
+ known = isl_local_space_div_is_known(ls, pos);
+ if (known < 0)
+ return NULL;
+ if (!known)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "expression of div unknown", return NULL);
+ if (!isl_local_space_is_set(ls))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "cannot represent divs of map spaces", return NULL);
+
+ known = isl_local_space_divs_known(ls);
+ if (known < 0)
+ return NULL;
+ if (known)
+ return extract_div(ls, pos);
+ else
+ return drop_unknown_divs_and_extract_div(ls, pos);
}
/* Return the space of "ls".
*/
-__isl_keep isl_space *isl_local_space_peek_space(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_keep isl_space *
+isl_local_space_peek_space(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- return ls->dim;
+ return ls->dim;
}
-__isl_give isl_space *isl_local_space_get_space(__isl_keep isl_local_space *ls)
-{
- return isl_space_copy(isl_local_space_peek_space(ls));
+__isl_give isl_space *
+isl_local_space_get_space(__isl_keep isl_local_space *ls) {
+ return isl_space_copy(isl_local_space_peek_space(ls));
}
/* Return the space of "ls".
@@ -437,17 +422,17 @@ __isl_give isl_space *isl_local_space_get_space(__isl_keep isl_local_space *ls)
* a subsequent call to isl_local_space_restore_space.
* The only exception is that isl_local_space_free can be called instead.
*/
-__isl_give isl_space *isl_local_space_take_space(__isl_keep isl_local_space *ls)
-{
- isl_space *space;
+__isl_give isl_space *
+isl_local_space_take_space(__isl_keep isl_local_space *ls) {
+ isl_space *space;
- if (!ls)
- return NULL;
- if (ls->ref != 1)
- return isl_local_space_get_space(ls);
- space = ls->dim;
- ls->dim = NULL;
- return space;
+ if (!ls)
+ return NULL;
+ if (ls->ref != 1)
+ return isl_local_space_get_space(ls);
+ space = ls->dim;
+ ls->dim = NULL;
+ return space;
}
/* Set the space of "ls" to "space", where the space of "ls" may be missing
@@ -455,42 +440,42 @@ __isl_give isl_space *isl_local_space_take_space(__isl_keep isl_local_space *ls)
* However, in this case, "ls" only has a single reference and
* then the call to isl_local_space_cow has no effect.
*/
-__isl_give isl_local_space *isl_local_space_restore_space(
- __isl_take isl_local_space *ls, __isl_take isl_space *space)
-{
- if (!ls || !space)
- goto error;
-
- if (ls->dim == space) {
- isl_space_free(space);
- return ls;
- }
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- isl_space_free(ls->dim);
- ls->dim = space;
-
- return ls;
+__isl_give isl_local_space *
+isl_local_space_restore_space(__isl_take isl_local_space *ls,
+ __isl_take isl_space *space) {
+ if (!ls || !space)
+ goto error;
+
+ if (ls->dim == space) {
+ isl_space_free(space);
+ return ls;
+ }
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ isl_space_free(ls->dim);
+ ls->dim = space;
+
+ return ls;
error:
- isl_local_space_free(ls);
- isl_space_free(space);
- return NULL;
+ isl_local_space_free(ls);
+ isl_space_free(space);
+ return NULL;
}
/* Return the local variables of "ls".
*/
-__isl_keep isl_local *isl_local_space_peek_local(__isl_keep isl_local_space *ls)
-{
- return ls ? ls->div : NULL;
+__isl_keep isl_local *
+isl_local_space_peek_local(__isl_keep isl_local_space *ls) {
+ return ls ? ls->div : NULL;
}
/* Return a copy of the local variables of "ls".
*/
-__isl_keep isl_local *isl_local_space_get_local(__isl_keep isl_local_space *ls)
-{
- return isl_local_copy(isl_local_space_peek_local(ls));
+__isl_keep isl_local *
+isl_local_space_get_local(__isl_keep isl_local_space *ls) {
+ return isl_local_copy(isl_local_space_peek_local(ls));
}
/* Return the local variables of "ls".
@@ -502,18 +487,17 @@ __isl_keep isl_local *isl_local_space_get_local(__isl_keep isl_local_space *ls)
* the subsequent call to isl_local_space_restore_local.
* The only exception is that isl_local_space_free can be called instead.
*/
-static __isl_give isl_local *isl_local_space_take_local(
- __isl_keep isl_local_space *ls)
-{
- isl_local *local;
+static __isl_give isl_local *
+isl_local_space_take_local(__isl_keep isl_local_space *ls) {
+ isl_local *local;
- if (!ls)
- return NULL;
- if (ls->ref != 1)
- return isl_local_space_get_local(ls);
- local = ls->div;
- ls->div = NULL;
- return local;
+ if (!ls)
+ return NULL;
+ if (ls->ref != 1)
+ return isl_local_space_get_local(ls);
+ local = ls->div;
+ ls->div = NULL;
+ return local;
}
/* Set the local variables of "ls" to "local",
@@ -522,187 +506,184 @@ static __isl_give isl_local *isl_local_space_take_local(
* However, in this case, "ls" only has a single reference and
* then the call to isl_local_space_cow has no effect.
*/
-static __isl_give isl_local_space *isl_local_space_restore_local(
- __isl_take isl_local_space *ls, __isl_take isl_local *local)
-{
- if (!ls || !local)
- goto error;
-
- if (ls->div == local) {
- isl_local_free(local);
- return ls;
- }
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- isl_local_free(ls->div);
- ls->div = local;
-
- return ls;
+static __isl_give isl_local_space *
+isl_local_space_restore_local(__isl_take isl_local_space *ls,
+ __isl_take isl_local *local) {
+ if (!ls || !local)
+ goto error;
+
+ if (ls->div == local) {
+ isl_local_free(local);
+ return ls;
+ }
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ isl_local_free(ls->div);
+ ls->div = local;
+
+ return ls;
error:
- isl_local_space_free(ls);
- isl_local_free(local);
- return NULL;
+ isl_local_space_free(ls);
+ isl_local_free(local);
+ return NULL;
}
/* Replace the identifier of the tuple of type "type" by "id".
*/
-__isl_give isl_local_space *isl_local_space_set_tuple_id(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, __isl_take isl_id *id)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->dim = isl_space_set_tuple_id(ls->dim, type, id);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *
+isl_local_space_set_tuple_id(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, __isl_take isl_id *id) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->dim = isl_space_set_tuple_id(ls->dim, type, id);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
error:
- isl_id_free(id);
- return NULL;
-}
-
-__isl_give isl_local_space *isl_local_space_set_dim_name(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos, const char *s)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_set_dim_name(ls->dim, type, pos, s);
- if (!ls->dim)
- return isl_local_space_free(ls);
-
- return ls;
-}
-
-__isl_give isl_local_space *isl_local_space_set_dim_id(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos, __isl_take isl_id *id)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->dim = isl_space_set_dim_id(ls->dim, type, pos, id);
- if (!ls->dim)
- return isl_local_space_free(ls);
-
- return ls;
+ isl_id_free(id);
+ return NULL;
+}
+
+__isl_give isl_local_space *
+isl_local_space_set_dim_name(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos,
+ const char *s) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_set_dim_name(ls->dim, type, pos, s);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+
+ return ls;
+}
+
+__isl_give isl_local_space *
+isl_local_space_set_dim_id(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos,
+ __isl_take isl_id *id) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->dim = isl_space_set_dim_id(ls->dim, type, pos, id);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+
+ return ls;
error:
- isl_id_free(id);
- return NULL;
+ isl_id_free(id);
+ return NULL;
}
/* Construct a zero-dimensional local space with the given parameter domain.
*/
-__isl_give isl_local_space *isl_local_space_set_from_params(
- __isl_take isl_local_space *ls)
-{
- isl_space *space;
+__isl_give isl_local_space *
+isl_local_space_set_from_params(__isl_take isl_local_space *ls) {
+ isl_space *space;
- space = isl_local_space_take_space(ls);
- space = isl_space_set_from_params(space);
- ls = isl_local_space_restore_space(ls, space);
+ space = isl_local_space_take_space(ls);
+ space = isl_space_set_from_params(space);
+ ls = isl_local_space_restore_space(ls, space);
- return ls;
+ return ls;
}
-__isl_give isl_local_space *isl_local_space_reset_space(
- __isl_take isl_local_space *ls, __isl_take isl_space *space)
-{
- ls = isl_local_space_cow(ls);
- if (!ls || !space)
- goto error;
+__isl_give isl_local_space *
+isl_local_space_reset_space(__isl_take isl_local_space *ls,
+ __isl_take isl_space *space) {
+ ls = isl_local_space_cow(ls);
+ if (!ls || !space)
+ goto error;
- isl_space_free(ls->dim);
- ls->dim = space;
+ isl_space_free(ls->dim);
+ ls->dim = space;
- return ls;
+ return ls;
error:
- isl_local_space_free(ls);
- isl_space_free(space);
- return NULL;
+ isl_local_space_free(ls);
+ isl_space_free(space);
+ return NULL;
}
/* Reorder the dimensions of "ls" according to the given reordering.
* The reordering r is assumed to have been extended with the local
* variables, leaving them in the same order.
*/
-__isl_give isl_local_space *isl_local_space_realign(
- __isl_take isl_local_space *ls, __isl_take isl_reordering *r)
-{
- isl_local *local;
+__isl_give isl_local_space *
+isl_local_space_realign(__isl_take isl_local_space *ls,
+ __isl_take isl_reordering *r) {
+ isl_local *local;
- local = isl_local_space_take_local(ls);
- local = isl_local_reorder(local, isl_reordering_copy(r));
- ls = isl_local_space_restore_local(ls, local);
+ local = isl_local_space_take_local(ls);
+ local = isl_local_reorder(local, isl_reordering_copy(r));
+ ls = isl_local_space_restore_local(ls, local);
- ls = isl_local_space_reset_space(ls, isl_reordering_get_space(r));
+ ls = isl_local_space_reset_space(ls, isl_reordering_get_space(r));
- isl_reordering_free(r);
- return ls;
+ isl_reordering_free(r);
+ return ls;
}
-__isl_give isl_local_space *isl_local_space_add_div(
- __isl_take isl_local_space *ls, __isl_take isl_vec *div)
-{
- ls = isl_local_space_cow(ls);
- if (!ls || !div)
- goto error;
+__isl_give isl_local_space *
+isl_local_space_add_div(__isl_take isl_local_space *ls,
+ __isl_take isl_vec *div) {
+ ls = isl_local_space_cow(ls);
+ if (!ls || !div)
+ goto error;
- if (ls->div->n_col != div->size)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "incompatible dimensions", goto error);
+ if (ls->div->n_col != div->size)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "incompatible dimensions", goto error);
- ls->div = isl_mat_add_zero_cols(ls->div, 1);
- ls->div = isl_mat_add_rows(ls->div, 1);
- if (!ls->div)
- goto error;
+ ls->div = isl_mat_add_zero_cols(ls->div, 1);
+ ls->div = isl_mat_add_rows(ls->div, 1);
+ if (!ls->div)
+ goto error;
- isl_seq_cpy(ls->div->row[ls->div->n_row - 1], div->el, div->size);
- isl_int_set_si(ls->div->row[ls->div->n_row - 1][div->size], 0);
+ isl_seq_cpy(ls->div->row[ls->div->n_row - 1], div->el, div->size);
+ isl_int_set_si(ls->div->row[ls->div->n_row - 1][div->size], 0);
- isl_vec_free(div);
- return ls;
+ isl_vec_free(div);
+ return ls;
error:
- isl_local_space_free(ls);
- isl_vec_free(div);
- return NULL;
+ isl_local_space_free(ls);
+ isl_vec_free(div);
+ return NULL;
}
-__isl_give isl_local_space *isl_local_space_replace_divs(
- __isl_take isl_local_space *ls, __isl_take isl_mat *div)
-{
- ls = isl_local_space_cow(ls);
+__isl_give isl_local_space *
+isl_local_space_replace_divs(__isl_take isl_local_space *ls,
+ __isl_take isl_mat *div) {
+ ls = isl_local_space_cow(ls);
- if (!ls || !div)
- goto error;
+ if (!ls || !div)
+ goto error;
- isl_mat_free(ls->div);
- ls->div = div;
- return ls;
+ isl_mat_free(ls->div);
+ ls->div = div;
+ return ls;
error:
- isl_mat_free(div);
- isl_local_space_free(ls);
- return NULL;
+ isl_mat_free(div);
+ isl_local_space_free(ls);
+ return NULL;
}
/* Copy row "s" of "src" to row "d" of "dst", applying the expansion
* defined by "exp".
*/
-static void expand_row(__isl_keep isl_mat *dst, int d,
- __isl_keep isl_mat *src, int s, int *exp)
-{
- int i;
- unsigned c = src->n_col - src->n_row;
+static void expand_row(__isl_keep isl_mat *dst, int d, __isl_keep isl_mat *src,
+ int s, int *exp) {
+ int i;
+ unsigned c = src->n_col - src->n_row;
- isl_seq_cpy(dst->row[d], src->row[s], c);
- isl_seq_clr(dst->row[d] + c, dst->n_col - c);
+ isl_seq_cpy(dst->row[d], src->row[s], c);
+ isl_seq_clr(dst->row[d] + c, dst->n_col - c);
- for (i = 0; i < s; ++i)
- isl_int_set(dst->row[d][c + exp[i]], src->row[s][c + i]);
+ for (i = 0; i < s; ++i)
+ isl_int_set(dst->row[d][c + exp[i]], src->row[s][c + i]);
}
/* Compare (known) divs.
@@ -711,46 +692,43 @@ static void expand_row(__isl_keep isl_mat *dst, int d,
* current order. Otherwise, we sort the known div after the unknown
* div only if the known div depends on the unknown div.
*/
-static int cmp_row(isl_int *row_i, isl_int *row_j, int i, int j,
- unsigned n_row, unsigned n_col)
-{
- int li, lj;
- int unknown_i, unknown_j;
+static int cmp_row(isl_int *row_i, isl_int *row_j, int i, int j, unsigned n_row,
+ unsigned n_col) {
+ int li, lj;
+ int unknown_i, unknown_j;
- unknown_i = isl_int_is_zero(row_i[0]);
- unknown_j = isl_int_is_zero(row_j[0]);
+ unknown_i = isl_int_is_zero(row_i[0]);
+ unknown_j = isl_int_is_zero(row_j[0]);
- if (unknown_i && unknown_j)
- return i - j;
+ if (unknown_i && unknown_j)
+ return i - j;
- if (unknown_i)
- li = n_col - n_row + i;
- else
- li = isl_seq_last_non_zero(row_i, n_col);
- if (unknown_j)
- lj = n_col - n_row + j;
- else
- lj = isl_seq_last_non_zero(row_j, n_col);
+ if (unknown_i)
+ li = n_col - n_row + i;
+ else
+ li = isl_seq_last_non_zero(row_i, n_col);
+ if (unknown_j)
+ lj = n_col - n_row + j;
+ else
+ lj = isl_seq_last_non_zero(row_j, n_col);
- if (li != lj)
- return li - lj;
+ if (li != lj)
+ return li - lj;
- return isl_seq_cmp(row_i, row_j, n_col);
+ return isl_seq_cmp(row_i, row_j, n_col);
}
/* Call cmp_row for divs in a matrix.
*/
-int isl_mat_cmp_div(__isl_keep isl_mat *div, int i, int j)
-{
- return cmp_row(div->row[i], div->row[j], i, j, div->n_row, div->n_col);
+int isl_mat_cmp_div(__isl_keep isl_mat *div, int i, int j) {
+ return cmp_row(div->row[i], div->row[j], i, j, div->n_row, div->n_col);
}
/* Call cmp_row for divs in a basic map.
*/
static int bmap_cmp_row(__isl_keep isl_basic_map *bmap, int i, int j,
- unsigned total)
-{
- return cmp_row(bmap->div[i], bmap->div[j], i, j, bmap->n_div, total);
+ unsigned total) {
+ return cmp_row(bmap->div[i], bmap->div[j], i, j, bmap->n_div, total);
}
/* Sort the divs in "bmap".
@@ -759,39 +737,37 @@ static int bmap_cmp_row(__isl_keep isl_basic_map *bmap, int i, int j,
* Then we perform a simple insertion sort based on the same ordering
* that is used in isl_merge_divs.
*/
-__isl_give isl_basic_map *isl_basic_map_sort_divs(
- __isl_take isl_basic_map *bmap)
-{
- int i, j;
- isl_size total;
-
- bmap = isl_basic_map_order_divs(bmap);
- if (!bmap)
- return NULL;
- if (bmap->n_div <= 1)
- return bmap;
-
- total = isl_basic_map_dim(bmap, isl_dim_all);
- if (total < 0)
- return isl_basic_map_free(bmap);
- for (i = 1; i < bmap->n_div; ++i) {
- for (j = i - 1; j >= 0; --j) {
- if (bmap_cmp_row(bmap, j, j + 1, 2 + total) <= 0)
- break;
- bmap = isl_basic_map_swap_div(bmap, j, j + 1);
- if (!bmap)
- return NULL;
- }
- }
-
- return bmap;
+__isl_give isl_basic_map *
+isl_basic_map_sort_divs(__isl_take isl_basic_map *bmap) {
+ int i, j;
+ isl_size total;
+
+ bmap = isl_basic_map_order_divs(bmap);
+ if (!bmap)
+ return NULL;
+ if (bmap->n_div <= 1)
+ return bmap;
+
+ total = isl_basic_map_dim(bmap, isl_dim_all);
+ if (total < 0)
+ return isl_basic_map_free(bmap);
+ for (i = 1; i < bmap->n_div; ++i) {
+ for (j = i - 1; j >= 0; --j) {
+ if (bmap_cmp_row(bmap, j, j + 1, 2 + total) <= 0)
+ break;
+ bmap = isl_basic_map_swap_div(bmap, j, j + 1);
+ if (!bmap)
+ return NULL;
+ }
+ }
+
+ return bmap;
}
/* Sort the divs in the basic maps of "map".
*/
-__isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map)
-{
- return isl_map_inline_foreach_basic_map(map, &isl_basic_map_sort_divs);
+__isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map) {
+ return isl_map_inline_foreach_basic_map(map, &isl_basic_map_sort_divs);
}
/* Combine the two lists of divs into a single list.
@@ -803,135 +779,133 @@ __isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map)
* For optimal merging, the two input list should have been sorted.
*/
__isl_give isl_mat *isl_merge_divs(__isl_keep isl_mat *div1,
- __isl_keep isl_mat *div2, int *exp1, int *exp2)
-{
- int i, j, k;
- isl_mat *div = NULL;
- unsigned d;
-
- if (!div1 || !div2)
- return NULL;
-
- d = div1->n_col - div1->n_row;
- div = isl_mat_alloc(div1->ctx, 1 + div1->n_row + div2->n_row,
- d + div1->n_row + div2->n_row);
- if (!div)
- return NULL;
-
- for (i = 0, j = 0, k = 0; i < div1->n_row && j < div2->n_row; ++k) {
- int cmp;
-
- expand_row(div, k, div1, i, exp1);
- expand_row(div, k + 1, div2, j, exp2);
-
- cmp = isl_mat_cmp_div(div, k, k + 1);
- if (cmp == 0) {
- exp1[i++] = k;
- exp2[j++] = k;
- } else if (cmp < 0) {
- exp1[i++] = k;
- } else {
- exp2[j++] = k;
- isl_seq_cpy(div->row[k], div->row[k + 1], div->n_col);
- }
- }
- for (; i < div1->n_row; ++i, ++k) {
- expand_row(div, k, div1, i, exp1);
- exp1[i] = k;
- }
- for (; j < div2->n_row; ++j, ++k) {
- expand_row(div, k, div2, j, exp2);
- exp2[j] = k;
- }
-
- div->n_row = k;
- div->n_col = d + k;
-
- return div;
+ __isl_keep isl_mat *div2, int *exp1,
+ int *exp2) {
+ int i, j, k;
+ isl_mat *div = NULL;
+ unsigned d;
+
+ if (!div1 || !div2)
+ return NULL;
+
+ d = div1->n_col - div1->n_row;
+ div = isl_mat_alloc(div1->ctx, 1 + div1->n_row + div2->n_row,
+ d + div1->n_row + div2->n_row);
+ if (!div)
+ return NULL;
+
+ for (i = 0, j = 0, k = 0; i < div1->n_row && j < div2->n_row; ++k) {
+ int cmp;
+
+ expand_row(div, k, div1, i, exp1);
+ expand_row(div, k + 1, div2, j, exp2);
+
+ cmp = isl_mat_cmp_div(div, k, k + 1);
+ if (cmp == 0) {
+ exp1[i++] = k;
+ exp2[j++] = k;
+ } else if (cmp < 0) {
+ exp1[i++] = k;
+ } else {
+ exp2[j++] = k;
+ isl_seq_cpy(div->row[k], div->row[k + 1], div->n_col);
+ }
+ }
+ for (; i < div1->n_row; ++i, ++k) {
+ expand_row(div, k, div1, i, exp1);
+ exp1[i] = k;
+ }
+ for (; j < div2->n_row; ++j, ++k) {
+ expand_row(div, k, div2, j, exp2);
+ exp2[j] = k;
+ }
+
+ div->n_row = k;
+ div->n_col = d + k;
+
+ return div;
}
/* Swap divs "a" and "b" in "ls".
*/
-__isl_give isl_local_space *isl_local_space_swap_div(
- __isl_take isl_local_space *ls, int a, int b)
-{
- int offset;
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- if (a < 0 || a >= ls->div->n_row || b < 0 || b >= ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return isl_local_space_free(ls));
- offset = ls->div->n_col - ls->div->n_row;
- ls->div = isl_mat_swap_cols(ls->div, offset + a, offset + b);
- ls->div = isl_mat_swap_rows(ls->div, a, b);
- if (!ls->div)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *
+isl_local_space_swap_div(__isl_take isl_local_space *ls, int a, int b) {
+ int offset;
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ if (a < 0 || a >= ls->div->n_row || b < 0 || b >= ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return isl_local_space_free(ls));
+ offset = ls->div->n_col - ls->div->n_row;
+ ls->div = isl_mat_swap_cols(ls->div, offset + a, offset + b);
+ ls->div = isl_mat_swap_rows(ls->div, a, b);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+ return ls;
}
/* Construct a local space that contains all the divs in either
* "ls1" or "ls2".
*/
-__isl_give isl_local_space *isl_local_space_intersect(
- __isl_take isl_local_space *ls1, __isl_take isl_local_space *ls2)
-{
- isl_ctx *ctx;
- int *exp1 = NULL;
- int *exp2 = NULL;
- isl_mat *div = NULL;
- isl_bool equal;
-
- if (!ls1 || !ls2)
- goto error;
-
- ctx = isl_local_space_get_ctx(ls1);
- if (!isl_space_is_equal(ls1->dim, ls2->dim))
- isl_die(ctx, isl_error_invalid,
- "spaces should be identical", goto error);
-
- if (ls2->div->n_row == 0) {
- isl_local_space_free(ls2);
- return ls1;
- }
-
- if (ls1->div->n_row == 0) {
- isl_local_space_free(ls1);
- return ls2;
- }
-
- exp1 = isl_alloc_array(ctx, int, ls1->div->n_row);
- exp2 = isl_alloc_array(ctx, int, ls2->div->n_row);
- if (!exp1 || !exp2)
- goto error;
-
- div = isl_merge_divs(ls1->div, ls2->div, exp1, exp2);
- if (!div)
- goto error;
-
- equal = isl_mat_is_equal(ls1->div, div);
- if (equal < 0)
- goto error;
- if (!equal)
- ls1 = isl_local_space_cow(ls1);
- if (!ls1)
- goto error;
-
- free(exp1);
- free(exp2);
- isl_local_space_free(ls2);
- isl_mat_free(ls1->div);
- ls1->div = div;
-
- return ls1;
+__isl_give isl_local_space *
+isl_local_space_intersect(__isl_take isl_local_space *ls1,
+ __isl_take isl_local_space *ls2) {
+ isl_ctx *ctx;
+ int *exp1 = NULL;
+ int *exp2 = NULL;
+ isl_mat *div = NULL;
+ isl_bool equal;
+
+ if (!ls1 || !ls2)
+ goto error;
+
+ ctx = isl_local_space_get_ctx(ls1);
+ if (!isl_space_is_equal(ls1->dim, ls2->dim))
+ isl_die(ctx, isl_error_invalid, "spaces should be identical", goto error);
+
+ if (ls2->div->n_row == 0) {
+ isl_local_space_free(ls2);
+ return ls1;
+ }
+
+ if (ls1->div->n_row == 0) {
+ isl_local_space_free(ls1);
+ return ls2;
+ }
+
+ exp1 = isl_alloc_array(ctx, int, ls1->div->n_row);
+ exp2 = isl_alloc_array(ctx, int, ls2->div->n_row);
+ if (!exp1 || !exp2)
+ goto error;
+
+ div = isl_merge_divs(ls1->div, ls2->div, exp1, exp2);
+ if (!div)
+ goto error;
+
+ equal = isl_mat_is_equal(ls1->div, div);
+ if (equal < 0)
+ goto error;
+ if (!equal)
+ ls1 = isl_local_space_cow(ls1);
+ if (!ls1)
+ goto error;
+
+ free(exp1);
+ free(exp2);
+ isl_local_space_free(ls2);
+ isl_mat_free(ls1->div);
+ ls1->div = div;
+
+ return ls1;
error:
- free(exp1);
- free(exp2);
- isl_mat_free(div);
- isl_local_space_free(ls1);
- isl_local_space_free(ls2);
- return NULL;
+ free(exp1);
+ free(exp2);
+ isl_mat_free(div);
+ isl_local_space_free(ls1);
+ isl_local_space_free(ls2);
+ return NULL;
}
/* Is the local variable "div" of "ls" marked as not having
@@ -942,127 +916,120 @@ __isl_give isl_local_space *isl_local_space_intersect(
* have an explicit representation.
*/
isl_bool isl_local_space_div_is_marked_unknown(__isl_keep isl_local_space *ls,
- int div)
-{
- if (!ls)
- return isl_bool_error;
- return isl_local_div_is_marked_unknown(ls->div, div);
+ int div) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_div_is_marked_unknown(ls->div, div);
}
/* Does "ls" have a complete explicit representation for div "div"?
*/
-isl_bool isl_local_space_div_is_known(__isl_keep isl_local_space *ls, int div)
-{
- if (!ls)
- return isl_bool_error;
- return isl_local_div_is_known(ls->div, div);
+isl_bool isl_local_space_div_is_known(__isl_keep isl_local_space *ls, int div) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_div_is_known(ls->div, div);
}
/* Does "ls" have an explicit representation for all local variables?
*/
-isl_bool isl_local_space_divs_known(__isl_keep isl_local_space *ls)
-{
- if (!ls)
- return isl_bool_error;
- return isl_local_divs_known(ls->div);
-}
-
-__isl_give isl_local_space *isl_local_space_domain(
- __isl_take isl_local_space *ls)
-{
- isl_size n_out;
-
- n_out = isl_local_space_dim(ls, isl_dim_out);
- if (n_out < 0)
- return isl_local_space_free(ls);
- ls = isl_local_space_drop_dims(ls, isl_dim_out, 0, n_out);
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
-}
-
-__isl_give isl_local_space *isl_local_space_range(
- __isl_take isl_local_space *ls)
-{
- isl_size n_in;
-
- n_in = isl_local_space_dim(ls, isl_dim_in);
- if (n_in < 0)
- return isl_local_space_free(ls);
- ls = isl_local_space_drop_dims(ls, isl_dim_in, 0, n_in);
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- ls->dim = isl_space_range(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+isl_bool isl_local_space_divs_known(__isl_keep isl_local_space *ls) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_local_divs_known(ls->div);
+}
+
+__isl_give isl_local_space *
+isl_local_space_domain(__isl_take isl_local_space *ls) {
+ isl_size n_out;
+
+ n_out = isl_local_space_dim(ls, isl_dim_out);
+ if (n_out < 0)
+ return isl_local_space_free(ls);
+ ls = isl_local_space_drop_dims(ls, isl_dim_out, 0, n_out);
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
+}
+
+__isl_give isl_local_space *
+isl_local_space_range(__isl_take isl_local_space *ls) {
+ isl_size n_in;
+
+ n_in = isl_local_space_dim(ls, isl_dim_in);
+ if (n_in < 0)
+ return isl_local_space_free(ls);
+ ls = isl_local_space_drop_dims(ls, isl_dim_in, 0, n_in);
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ ls->dim = isl_space_range(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
}
/* Construct a local space for a map that has the given local
* space as domain and that has a zero-dimensional range.
*/
-__isl_give isl_local_space *isl_local_space_from_domain(
- __isl_take isl_local_space *ls)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->dim = isl_space_from_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
- return ls;
+__isl_give isl_local_space *
+isl_local_space_from_domain(__isl_take isl_local_space *ls) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->dim = isl_space_from_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ return ls;
}
-__isl_give isl_local_space *isl_local_space_add_dims(
- __isl_take isl_local_space *ls, enum isl_dim_type type, unsigned n)
-{
- isl_size pos;
+__isl_give isl_local_space *
+isl_local_space_add_dims(__isl_take isl_local_space *ls, enum isl_dim_type type,
+ unsigned n) {
+ isl_size pos;
- pos = isl_local_space_dim(ls, type);
- if (pos < 0)
- return isl_local_space_free(ls);
- return isl_local_space_insert_dims(ls, type, pos, n);
+ pos = isl_local_space_dim(ls, type);
+ if (pos < 0)
+ return isl_local_space_free(ls);
+ return isl_local_space_insert_dims(ls, type, pos, n);
}
/* Lift the basic set "bset", living in the space of "ls"
* to live in a space with extra coordinates corresponding
* to the local variables of "ls".
*/
-__isl_give isl_basic_set *isl_local_space_lift_basic_set(
- __isl_take isl_local_space *ls, __isl_take isl_basic_set *bset)
-{
- isl_size n_local;
- isl_space *space;
- isl_basic_set *ls_bset;
-
- n_local = isl_local_space_dim(ls, isl_dim_div);
- space = isl_basic_set_peek_space(bset);
- if (n_local < 0 ||
- isl_local_space_check_has_space(ls, space) < 0)
- goto error;
-
- if (n_local == 0) {
- isl_local_space_free(ls);
- return bset;
- }
-
- bset = isl_basic_set_add_dims(bset, isl_dim_set, n_local);
- ls_bset = isl_basic_set_from_local_space(ls);
- ls_bset = isl_basic_set_lift(ls_bset);
- ls_bset = isl_basic_set_flatten(ls_bset);
- bset = isl_basic_set_intersect(bset, ls_bset);
-
- return bset;
+__isl_give isl_basic_set *
+isl_local_space_lift_basic_set(__isl_take isl_local_space *ls,
+ __isl_take isl_basic_set *bset) {
+ isl_size n_local;
+ isl_space *space;
+ isl_basic_set *ls_bset;
+
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ space = isl_basic_set_peek_space(bset);
+ if (n_local < 0 || isl_local_space_check_has_space(ls, space) < 0)
+ goto error;
+
+ if (n_local == 0) {
+ isl_local_space_free(ls);
+ return bset;
+ }
+
+ bset = isl_basic_set_add_dims(bset, isl_dim_set, n_local);
+ ls_bset = isl_basic_set_from_local_space(ls);
+ ls_bset = isl_basic_set_lift(ls_bset);
+ ls_bset = isl_basic_set_flatten(ls_bset);
+ bset = isl_basic_set_intersect(bset, ls_bset);
+
+ return bset;
error:
- isl_local_space_free(ls);
- isl_basic_set_free(bset);
- return NULL;
+ isl_local_space_free(ls);
+ isl_basic_set_free(bset);
+ return NULL;
}
/* Lift the set "set", living in the space of "ls"
@@ -1070,56 +1037,53 @@ __isl_give isl_basic_set *isl_local_space_lift_basic_set(
* to the local variables of "ls".
*/
__isl_give isl_set *isl_local_space_lift_set(__isl_take isl_local_space *ls,
- __isl_take isl_set *set)
-{
- isl_size n_local;
- isl_basic_set *bset;
-
- n_local = isl_local_space_dim(ls, isl_dim_div);
- if (n_local < 0 ||
- isl_local_space_check_has_space(ls, isl_set_peek_space(set)) < 0)
- goto error;
-
- if (n_local == 0) {
- isl_local_space_free(ls);
- return set;
- }
-
- set = isl_set_add_dims(set, isl_dim_set, n_local);
- bset = isl_basic_set_from_local_space(ls);
- bset = isl_basic_set_lift(bset);
- bset = isl_basic_set_flatten(bset);
- set = isl_set_intersect(set, isl_set_from_basic_set(bset));
-
- return set;
+ __isl_take isl_set *set) {
+ isl_size n_local;
+ isl_basic_set *bset;
+
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ if (n_local < 0 ||
+ isl_local_space_check_has_space(ls, isl_set_peek_space(set)) < 0)
+ goto error;
+
+ if (n_local == 0) {
+ isl_local_space_free(ls);
+ return set;
+ }
+
+ set = isl_set_add_dims(set, isl_dim_set, n_local);
+ bset = isl_basic_set_from_local_space(ls);
+ bset = isl_basic_set_lift(bset);
+ bset = isl_basic_set_flatten(bset);
+ set = isl_set_intersect(set, isl_set_from_basic_set(bset));
+
+ return set;
error:
- isl_local_space_free(ls);
- isl_set_free(set);
- return NULL;
+ isl_local_space_free(ls);
+ isl_set_free(set);
+ return NULL;
}
/* Remove common factor of non-constant terms and denominator.
*/
-static __isl_give isl_local_space *normalize_div(
- __isl_take isl_local_space *ls, int div)
-{
- isl_ctx *ctx = ls->div->ctx;
- unsigned total = ls->div->n_col - 2;
+static __isl_give isl_local_space *normalize_div(__isl_take isl_local_space *ls,
+ int div) {
+ isl_ctx *ctx = ls->div->ctx;
+ unsigned total = ls->div->n_col - 2;
- isl_seq_gcd(ls->div->row[div] + 2, total, &ctx->normalize_gcd);
- isl_int_gcd(ctx->normalize_gcd,
- ctx->normalize_gcd, ls->div->row[div][0]);
- if (isl_int_is_one(ctx->normalize_gcd))
- return ls;
+ isl_seq_gcd(ls->div->row[div] + 2, total, &ctx->normalize_gcd);
+ isl_int_gcd(ctx->normalize_gcd, ctx->normalize_gcd, ls->div->row[div][0]);
+ if (isl_int_is_one(ctx->normalize_gcd))
+ return ls;
- isl_seq_scale_down(ls->div->row[div] + 2, ls->div->row[div] + 2,
- ctx->normalize_gcd, total);
- isl_int_divexact(ls->div->row[div][0], ls->div->row[div][0],
- ctx->normalize_gcd);
- isl_int_fdiv_q(ls->div->row[div][1], ls->div->row[div][1],
- ctx->normalize_gcd);
+ isl_seq_scale_down(ls->div->row[div] + 2, ls->div->row[div] + 2,
+ ctx->normalize_gcd, total);
+ isl_int_divexact(ls->div->row[div][0], ls->div->row[div][0],
+ ctx->normalize_gcd);
+ isl_int_fdiv_q(ls->div->row[div][1], ls->div->row[div][1],
+ ctx->normalize_gcd);
- return ls;
+ return ls;
}
/* Exploit the equalities in "eq" to simplify the expressions of
@@ -1127,53 +1091,53 @@ static __isl_give isl_local_space *normalize_div(
* The integer divisions in "ls" are assumed to appear as regular
* dimensions in "eq".
*/
-__isl_give isl_local_space *isl_local_space_substitute_equalities(
- __isl_take isl_local_space *ls, __isl_take isl_basic_set *eq)
-{
- int i, j, k;
- isl_size total, dim;
- unsigned n_div;
-
- if (!ls || !eq)
- goto error;
-
- total = isl_space_dim(eq->dim, isl_dim_all);
- dim = isl_local_space_dim(ls, isl_dim_all);
- if (dim < 0 || total < 0)
- goto error;
- if (dim != total)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", goto error);
- total++;
- n_div = eq->n_div;
- for (i = 0; i < eq->n_eq; ++i) {
- j = isl_seq_last_non_zero(eq->eq[i], total + n_div);
- if (j < 0 || j == 0 || j >= total)
- continue;
-
- for (k = 0; k < ls->div->n_row; ++k) {
- if (isl_int_is_zero(ls->div->row[k][1 + j]))
- continue;
- ls = isl_local_space_cow(ls);
- if (!ls)
- goto error;
- ls->div = isl_mat_cow(ls->div);
- if (!ls->div)
- goto error;
- isl_seq_elim(ls->div->row[k] + 1, eq->eq[i], j, total,
- &ls->div->row[k][0]);
- ls = normalize_div(ls, k);
- if (!ls)
- goto error;
- }
- }
-
- isl_basic_set_free(eq);
- return ls;
+__isl_give isl_local_space *
+isl_local_space_substitute_equalities(__isl_take isl_local_space *ls,
+ __isl_take isl_basic_set *eq) {
+ int i, j, k;
+ isl_size total, dim;
+ unsigned n_div;
+
+ if (!ls || !eq)
+ goto error;
+
+ total = isl_space_dim(eq->dim, isl_dim_all);
+ dim = isl_local_space_dim(ls, isl_dim_all);
+ if (dim < 0 || total < 0)
+ goto error;
+ if (dim != total)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", goto error);
+ total++;
+ n_div = eq->n_div;
+ for (i = 0; i < eq->n_eq; ++i) {
+ j = isl_seq_last_non_zero(eq->eq[i], total + n_div);
+ if (j < 0 || j == 0 || j >= total)
+ continue;
+
+ for (k = 0; k < ls->div->n_row; ++k) {
+ if (isl_int_is_zero(ls->div->row[k][1 + j]))
+ continue;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ goto error;
+ ls->div = isl_mat_cow(ls->div);
+ if (!ls->div)
+ goto error;
+ isl_seq_elim(ls->div->row[k] + 1, eq->eq[i], j, total,
+ &ls->div->row[k][0]);
+ ls = normalize_div(ls, k);
+ if (!ls)
+ goto error;
+ }
+ }
+
+ isl_basic_set_free(eq);
+ return ls;
error:
- isl_basic_set_free(eq);
- isl_local_space_free(ls);
- return NULL;
+ isl_basic_set_free(eq);
+ isl_local_space_free(ls);
+ return NULL;
}
/* Plug in the affine expressions "subs" of length "subs_len" (including
@@ -1192,42 +1156,40 @@ __isl_give isl_local_space *isl_local_space_substitute_equalities(
*
* floor((a f + d g)/(m d))
*/
-__isl_give isl_local_space *isl_local_space_substitute_seq(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos, isl_int *subs, int subs_len,
- int first, int n)
-{
- int i;
- isl_int v;
-
- if (n == 0)
- return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
- ls->div = isl_mat_cow(ls->div);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- if (first + n > ls->div->n_row)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "index out of bounds", return isl_local_space_free(ls));
-
- pos += isl_local_space_offset(ls, type);
-
- isl_int_init(v);
- for (i = first; i < first + n; ++i) {
- if (isl_int_is_zero(ls->div->row[i][1 + pos]))
- continue;
- isl_seq_substitute(ls->div->row[i], pos, subs,
- ls->div->n_col, subs_len, v);
- ls = normalize_div(ls, i);
- if (!ls)
- break;
- }
- isl_int_clear(v);
-
- return ls;
+__isl_give isl_local_space *
+isl_local_space_substitute_seq(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos,
+ isl_int *subs, int subs_len, int first, int n) {
+ int i;
+ isl_int v;
+
+ if (n == 0)
+ return ls;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+ ls->div = isl_mat_cow(ls->div);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ if (first + n > ls->div->n_row)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "index out of bounds", return isl_local_space_free(ls));
+
+ pos += isl_local_space_offset(ls, type);
+
+ isl_int_init(v);
+ for (i = first; i < first + n; ++i) {
+ if (isl_int_is_zero(ls->div->row[i][1 + pos]))
+ continue;
+ isl_seq_substitute(ls->div->row[i], pos, subs, ls->div->n_col, subs_len, v);
+ ls = normalize_div(ls, i);
+ if (!ls)
+ break;
+ }
+ isl_int_clear(v);
+
+ return ls;
}
/* Plug in "subs" for dimension "type", "pos" in the integer divisions
@@ -1245,101 +1207,98 @@ __isl_give isl_local_space *isl_local_space_substitute_seq(
*
* floor((a f + d g)/(m d))
*/
-__isl_give isl_local_space *isl_local_space_substitute(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned pos, __isl_keep isl_aff *subs)
-{
- isl_size n_div;
-
- ls = isl_local_space_cow(ls);
- if (!ls || !subs)
- return isl_local_space_free(ls);
-
- if (!isl_space_is_equal(ls->dim, subs->ls->dim))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", return isl_local_space_free(ls));
- n_div = isl_local_space_dim(subs->ls, isl_dim_div);
- if (n_div < 0)
- return isl_local_space_free(ls);
- if (n_div != 0)
- isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
- "cannot handle divs yet",
- return isl_local_space_free(ls));
-
- return isl_local_space_substitute_seq(ls, type, pos, subs->v->el,
- subs->v->size, 0, ls->div->n_row);
+__isl_give isl_local_space *
+isl_local_space_substitute(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned pos,
+ __isl_keep isl_aff *subs) {
+ isl_size n_div;
+
+ ls = isl_local_space_cow(ls);
+ if (!ls || !subs)
+ return isl_local_space_free(ls);
+
+ if (!isl_space_is_equal(ls->dim, subs->ls->dim))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", return isl_local_space_free(ls));
+ n_div = isl_local_space_dim(subs->ls, isl_dim_div);
+ if (n_div < 0)
+ return isl_local_space_free(ls);
+ if (n_div != 0)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
+ "cannot handle divs yet", return isl_local_space_free(ls));
+
+ return isl_local_space_substitute_seq(ls, type, pos, subs->v->el,
+ subs->v->size, 0, ls->div->n_row);
}
isl_bool isl_local_space_is_named_or_nested(__isl_keep isl_local_space *ls,
- enum isl_dim_type type)
-{
- if (!ls)
- return isl_bool_error;
- return isl_space_is_named_or_nested(ls->dim, type);
-}
-
-__isl_give isl_local_space *isl_local_space_drop_dims(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned first, unsigned n)
-{
- if (!ls)
- return NULL;
- if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
- return ls;
-
- if (isl_local_space_check_range(ls, type, first, n) < 0)
- return isl_local_space_free(ls);
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- if (type == isl_dim_div) {
- ls->div = isl_mat_drop_rows(ls->div, first, n);
- } else {
- ls->dim = isl_space_drop_dims(ls->dim, type, first, n);
- if (!ls->dim)
- return isl_local_space_free(ls);
- }
-
- first += 1 + isl_local_space_offset(ls, type);
- ls->div = isl_mat_drop_cols(ls->div, first, n);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- return ls;
-}
-
-__isl_give isl_local_space *isl_local_space_insert_dims(
- __isl_take isl_local_space *ls,
- enum isl_dim_type type, unsigned first, unsigned n)
-{
- if (!ls)
- return NULL;
- if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
- return ls;
-
- if (isl_local_space_check_range(ls, type, first, 0) < 0)
- return isl_local_space_free(ls);
-
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
-
- if (type == isl_dim_div) {
- ls->div = isl_mat_insert_zero_rows(ls->div, first, n);
- } else {
- ls->dim = isl_space_insert_dims(ls->dim, type, first, n);
- if (!ls->dim)
- return isl_local_space_free(ls);
- }
-
- first += 1 + isl_local_space_offset(ls, type);
- ls->div = isl_mat_insert_zero_cols(ls->div, first, n);
- if (!ls->div)
- return isl_local_space_free(ls);
-
- return ls;
+ enum isl_dim_type type) {
+ if (!ls)
+ return isl_bool_error;
+ return isl_space_is_named_or_nested(ls->dim, type);
+}
+
+__isl_give isl_local_space *
+isl_local_space_drop_dims(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned first, unsigned n) {
+ if (!ls)
+ return NULL;
+ if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, type, first, n) < 0)
+ return isl_local_space_free(ls);
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ if (type == isl_dim_div) {
+ ls->div = isl_mat_drop_rows(ls->div, first, n);
+ } else {
+ ls->dim = isl_space_drop_dims(ls->dim, type, first, n);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ }
+
+ first += 1 + isl_local_space_offset(ls, type);
+ ls->div = isl_mat_drop_cols(ls->div, first, n);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ return ls;
+}
+
+__isl_give isl_local_space *
+isl_local_space_insert_dims(__isl_take isl_local_space *ls,
+ enum isl_dim_type type, unsigned first,
+ unsigned n) {
+ if (!ls)
+ return NULL;
+ if (n == 0 && !isl_local_space_is_named_or_nested(ls, type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, type, first, 0) < 0)
+ return isl_local_space_free(ls);
+
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
+
+ if (type == isl_dim_div) {
+ ls->div = isl_mat_insert_zero_rows(ls->div, first, n);
+ } else {
+ ls->dim = isl_space_insert_dims(ls->dim, type, first, n);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
+ }
+
+ first += 1 + isl_local_space_offset(ls, type);
+ ls->div = isl_mat_insert_zero_cols(ls->div, first, n);
+ if (!ls->div)
+ return isl_local_space_free(ls);
+
+ return ls;
}
/* Does the linear part of "constraint" correspond to
@@ -1354,35 +1313,34 @@ __isl_give isl_local_space *isl_local_space_insert_dims(
* If so, set *sign to the corresponding value.
*/
static isl_bool is_linear_div_constraint(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div, int *sign)
-{
- isl_bool unknown;
- unsigned pos;
-
- unknown = isl_local_space_div_is_marked_unknown(ls, div);
- if (unknown < 0)
- return isl_bool_error;
- if (unknown)
- return isl_bool_false;
-
- pos = isl_local_space_offset(ls, isl_dim_div) + div;
-
- if (isl_int_eq(constraint[pos], ls->div->row[div][0])) {
- *sign = -1;
- if (!isl_seq_is_neg(constraint + 1,
- ls->div->row[div] + 2, pos - 1))
- return isl_bool_false;
- } else if (isl_int_abs_eq(constraint[pos], ls->div->row[div][0])) {
- *sign = 1;
- if (!isl_seq_eq(constraint + 1, ls->div->row[div] + 2, pos - 1))
- return isl_bool_false;
- } else {
- return isl_bool_false;
- }
- if (isl_seq_first_non_zero(constraint + pos + 1,
- ls->div->n_row - div - 1) != -1)
- return isl_bool_false;
- return isl_bool_true;
+ isl_int *constraint, unsigned div,
+ int *sign) {
+ isl_bool unknown;
+ unsigned pos;
+
+ unknown = isl_local_space_div_is_marked_unknown(ls, div);
+ if (unknown < 0)
+ return isl_bool_error;
+ if (unknown)
+ return isl_bool_false;
+
+ pos = isl_local_space_offset(ls, isl_dim_div) + div;
+
+ if (isl_int_eq(constraint[pos], ls->div->row[div][0])) {
+ *sign = -1;
+ if (!isl_seq_is_neg(constraint + 1, ls->div->row[div] + 2, pos - 1))
+ return isl_bool_false;
+ } else if (isl_int_abs_eq(constraint[pos], ls->div->row[div][0])) {
+ *sign = 1;
+ if (!isl_seq_eq(constraint + 1, ls->div->row[div] + 2, pos - 1))
+ return isl_bool_false;
+ } else {
+ return isl_bool_false;
+ }
+ if (isl_seq_first_non_zero(constraint + pos + 1, ls->div->n_row - div - 1) !=
+ -1)
+ return isl_bool_false;
+ return isl_bool_true;
}
/* Check if the constraints pointed to by "constraint" is a div
@@ -1398,32 +1356,31 @@ static isl_bool is_linear_div_constraint(__isl_keep isl_local_space *ls,
* then check the constant term.
*/
isl_bool isl_local_space_is_div_constraint(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div)
-{
- int sign;
- isl_bool linear;
-
- linear = is_linear_div_constraint(ls, constraint, div, &sign);
- if (linear < 0 || !linear)
- return linear;
-
- if (sign < 0) {
- int neg;
- isl_int_sub(ls->div->row[div][1],
- ls->div->row[div][1], ls->div->row[div][0]);
- isl_int_add_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
- neg = isl_seq_is_neg(constraint, ls->div->row[div] + 1, 1);
- isl_int_sub_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
- isl_int_add(ls->div->row[div][1],
- ls->div->row[div][1], ls->div->row[div][0]);
- if (!neg)
- return isl_bool_false;
- } else {
- if (!isl_int_eq(constraint[0], ls->div->row[div][1]))
- return isl_bool_false;
- }
-
- return isl_bool_true;
+ isl_int *constraint, unsigned div) {
+ int sign;
+ isl_bool linear;
+
+ linear = is_linear_div_constraint(ls, constraint, div, &sign);
+ if (linear < 0 || !linear)
+ return linear;
+
+ if (sign < 0) {
+ int neg;
+ isl_int_sub(ls->div->row[div][1], ls->div->row[div][1],
+ ls->div->row[div][0]);
+ isl_int_add_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
+ neg = isl_seq_is_neg(constraint, ls->div->row[div] + 1, 1);
+ isl_int_sub_ui(ls->div->row[div][1], ls->div->row[div][1], 1);
+ isl_int_add(ls->div->row[div][1], ls->div->row[div][1],
+ ls->div->row[div][0]);
+ if (!neg)
+ return isl_bool_false;
+ } else {
+ if (!isl_int_eq(constraint[0], ls->div->row[div][1]))
+ return isl_bool_false;
+ }
+
+ return isl_bool_true;
}
/* Is the constraint pointed to by "constraint" one
@@ -1442,50 +1399,48 @@ isl_bool isl_local_space_is_div_constraint(__isl_keep isl_local_space *ls,
* has a value close to -c.
*/
isl_bool isl_local_space_is_div_equality(__isl_keep isl_local_space *ls,
- isl_int *constraint, unsigned div)
-{
- int sign;
- isl_bool linear;
+ isl_int *constraint, unsigned div) {
+ int sign;
+ isl_bool linear;
- linear = is_linear_div_constraint(ls, constraint, div, &sign);
- if (linear < 0 || !linear)
- return linear;
+ linear = is_linear_div_constraint(ls, constraint, div, &sign);
+ if (linear < 0 || !linear)
+ return linear;
- return isl_bool_ok(sign < 0);
+ return isl_bool_ok(sign < 0);
}
/*
* Set active[i] to 1 if the dimension at position i is involved
* in the linear expression l.
*/
-int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l)
-{
- int i, j;
- isl_ctx *ctx;
- int *active = NULL;
- isl_size total;
- unsigned offset;
-
- ctx = isl_local_space_get_ctx(ls);
- total = isl_local_space_dim(ls, isl_dim_all);
- if (total < 0)
- return NULL;
- active = isl_calloc_array(ctx, int, total);
- if (total && !active)
- return NULL;
-
- for (i = 0; i < total; ++i)
- active[i] = !isl_int_is_zero(l[i]);
-
- offset = isl_local_space_offset(ls, isl_dim_div) - 1;
- for (i = ls->div->n_row - 1; i >= 0; --i) {
- if (!active[offset + i])
- continue;
- for (j = 0; j < total; ++j)
- active[j] |= !isl_int_is_zero(ls->div->row[i][2 + j]);
- }
-
- return active;
+int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l) {
+ int i, j;
+ isl_ctx *ctx;
+ int *active = NULL;
+ isl_size total;
+ unsigned offset;
+
+ ctx = isl_local_space_get_ctx(ls);
+ total = isl_local_space_dim(ls, isl_dim_all);
+ if (total < 0)
+ return NULL;
+ active = isl_calloc_array(ctx, int, total);
+ if (total && !active)
+ return NULL;
+
+ for (i = 0; i < total; ++i)
+ active[i] = !isl_int_is_zero(l[i]);
+
+ offset = isl_local_space_offset(ls, isl_dim_div) - 1;
+ for (i = ls->div->n_row - 1; i >= 0; --i) {
+ if (!active[offset + i])
+ continue;
+ for (j = 0; j < total; ++j)
+ active[j] |= !isl_int_is_zero(ls->div->row[i][2 + j]);
+ }
+
+ return active;
}
/* Given a local space "ls" of a set, create a local space
@@ -1493,45 +1448,43 @@ int *isl_local_space_get_active(__isl_keep isl_local_space *ls, isl_int *l)
* is of the form [dim -> local[..]], with ls->div->n_row variables in the
* range of the wrapped map.
*/
-__isl_give isl_local_space *isl_local_space_lift(
- __isl_take isl_local_space *ls)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_lift(__isl_take isl_local_space *ls) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_lift(ls->dim, ls->div->n_row);
- ls->div = isl_mat_drop_rows(ls->div, 0, ls->div->n_row);
- if (!ls->dim || !ls->div)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_lift(ls->dim, ls->div->n_row);
+ ls->div = isl_mat_drop_rows(ls->div, 0, ls->div->n_row);
+ if (!ls->dim || !ls->div)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Construct a basic map that maps a set living in local space "ls"
* to the corresponding lifted local space.
*/
-__isl_give isl_basic_map *isl_local_space_lifting(
- __isl_take isl_local_space *ls)
-{
- isl_basic_map *lifting;
- isl_basic_set *bset;
-
- if (!ls)
- return NULL;
- if (!isl_local_space_is_set(ls))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "lifting only defined on set spaces", goto error);
-
- bset = isl_basic_set_from_local_space(ls);
- lifting = isl_basic_set_unwrap(isl_basic_set_lift(bset));
- lifting = isl_basic_map_domain_map(lifting);
- lifting = isl_basic_map_reverse(lifting);
-
- return lifting;
+__isl_give isl_basic_map *
+isl_local_space_lifting(__isl_take isl_local_space *ls) {
+ isl_basic_map *lifting;
+ isl_basic_set *bset;
+
+ if (!ls)
+ return NULL;
+ if (!isl_local_space_is_set(ls))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "lifting only defined on set spaces", goto error);
+
+ bset = isl_basic_set_from_local_space(ls);
+ lifting = isl_basic_set_unwrap(isl_basic_set_lift(bset));
+ lifting = isl_basic_map_domain_map(lifting);
+ lifting = isl_basic_map_reverse(lifting);
+
+ return lifting;
error:
- isl_local_space_free(ls);
- return NULL;
+ isl_local_space_free(ls);
+ return NULL;
}
/* Compute the preimage of "ls" under the function represented by "ma".
@@ -1553,73 +1506,72 @@ __isl_give isl_basic_map *isl_local_space_lifting(
* We first copy over the divs from "ma" and then
* we add the modified divs from "ls".
*/
-__isl_give isl_local_space *isl_local_space_preimage_multi_aff(
- __isl_take isl_local_space *ls, __isl_take isl_multi_aff *ma)
-{
- int i;
- isl_space *space;
- isl_local_space *res = NULL;
- isl_size n_div_ls, n_div_ma;
- isl_int f, c1, c2, g;
-
- ma = isl_multi_aff_align_divs(ma);
- if (!ls || !ma)
- goto error;
- if (!isl_space_is_range_internal(ls->dim, ma->space))
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "spaces don't match", goto error);
-
- n_div_ls = isl_local_space_dim(ls, isl_dim_div);
- n_div_ma = ma->n ? isl_aff_dim(ma->u.p[0], isl_dim_div) : 0;
- if (n_div_ls < 0 || n_div_ma < 0)
- goto error;
-
- space = isl_space_domain(isl_multi_aff_get_space(ma));
- res = isl_local_space_alloc(space, n_div_ma + n_div_ls);
- if (!res)
- goto error;
-
- if (n_div_ma) {
- isl_mat_free(res->div);
- res->div = isl_mat_copy(ma->u.p[0]->ls->div);
- res->div = isl_mat_add_zero_cols(res->div, n_div_ls);
- res->div = isl_mat_add_rows(res->div, n_div_ls);
- if (!res->div)
- goto error;
- }
-
- isl_int_init(f);
- isl_int_init(c1);
- isl_int_init(c2);
- isl_int_init(g);
-
- for (i = 0; i < ls->div->n_row; ++i) {
- if (isl_int_is_zero(ls->div->row[i][0])) {
- isl_int_set_si(res->div->row[n_div_ma + i][0], 0);
- continue;
- }
- if (isl_seq_preimage(res->div->row[n_div_ma + i],
- ls->div->row[i],
- ma, 0, 0, n_div_ma, n_div_ls, f, c1, c2, g, 1) < 0)
- res = isl_local_space_free(res);
- res = normalize_div(res, n_div_ma + i);
- if (!res)
- break;
- }
-
- isl_int_clear(f);
- isl_int_clear(c1);
- isl_int_clear(c2);
- isl_int_clear(g);
-
- isl_local_space_free(ls);
- isl_multi_aff_free(ma);
- return res;
+__isl_give isl_local_space *
+isl_local_space_preimage_multi_aff(__isl_take isl_local_space *ls,
+ __isl_take isl_multi_aff *ma) {
+ int i;
+ isl_space *space;
+ isl_local_space *res = NULL;
+ isl_size n_div_ls, n_div_ma;
+ isl_int f, c1, c2, g;
+
+ ma = isl_multi_aff_align_divs(ma);
+ if (!ls || !ma)
+ goto error;
+ if (!isl_space_is_range_internal(ls->dim, ma->space))
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "spaces don't match", goto error);
+
+ n_div_ls = isl_local_space_dim(ls, isl_dim_div);
+ n_div_ma = ma->n ? isl_aff_dim(ma->u.p[0], isl_dim_div) : 0;
+ if (n_div_ls < 0 || n_div_ma < 0)
+ goto error;
+
+ space = isl_space_domain(isl_multi_aff_get_space(ma));
+ res = isl_local_space_alloc(space, n_div_ma + n_div_ls);
+ if (!res)
+ goto error;
+
+ if (n_div_ma) {
+ isl_mat_free(res->div);
+ res->div = isl_mat_copy(ma->u.p[0]->ls->div);
+ res->div = isl_mat_add_zero_cols(res->div, n_div_ls);
+ res->div = isl_mat_add_rows(res->div, n_div_ls);
+ if (!res->div)
+ goto error;
+ }
+
+ isl_int_init(f);
+ isl_int_init(c1);
+ isl_int_init(c2);
+ isl_int_init(g);
+
+ for (i = 0; i < ls->div->n_row; ++i) {
+ if (isl_int_is_zero(ls->div->row[i][0])) {
+ isl_int_set_si(res->div->row[n_div_ma + i][0], 0);
+ continue;
+ }
+ if (isl_seq_preimage(res->div->row[n_div_ma + i], ls->div->row[i], ma, 0, 0,
+ n_div_ma, n_div_ls, f, c1, c2, g, 1) < 0)
+ res = isl_local_space_free(res);
+ res = normalize_div(res, n_div_ma + i);
+ if (!res)
+ break;
+ }
+
+ isl_int_clear(f);
+ isl_int_clear(c1);
+ isl_int_clear(c2);
+ isl_int_clear(g);
+
+ isl_local_space_free(ls);
+ isl_multi_aff_free(ma);
+ return res;
error:
- isl_local_space_free(ls);
- isl_multi_aff_free(ma);
- isl_local_space_free(res);
- return NULL;
+ isl_local_space_free(ls);
+ isl_multi_aff_free(ma);
+ isl_local_space_free(res);
+ return NULL;
}
/* Move the "n" dimensions of "src_type" starting at "src_pos" of "ls"
@@ -1628,125 +1580,121 @@ __isl_give isl_local_space *isl_local_space_preimage_multi_aff(
* Moving to/from local dimensions is not allowed.
* We currently assume that the dimension type changes.
*/
-__isl_give isl_local_space *isl_local_space_move_dims(
- __isl_take isl_local_space *ls,
- enum isl_dim_type dst_type, unsigned dst_pos,
- enum isl_dim_type src_type, unsigned src_pos, unsigned n)
-{
- isl_space *space;
- isl_local *local;
- isl_size v_src, v_dst;
- unsigned g_dst_pos;
- unsigned g_src_pos;
-
- if (!ls)
- return NULL;
- if (n == 0 &&
- !isl_local_space_is_named_or_nested(ls, src_type) &&
- !isl_local_space_is_named_or_nested(ls, dst_type))
- return ls;
-
- if (isl_local_space_check_range(ls, src_type, src_pos, n) < 0)
- return isl_local_space_free(ls);
- if (isl_local_space_check_range(ls, dst_type, dst_pos, 0) < 0)
- return isl_local_space_free(ls);
- if (src_type == isl_dim_div)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "cannot move divs", return isl_local_space_free(ls));
- if (dst_type == isl_dim_div)
- isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
- "cannot move to divs", return isl_local_space_free(ls));
- if (dst_type == src_type && dst_pos == src_pos)
- return ls;
- if (dst_type == src_type)
- isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
- "moving dims within the same type not supported",
- return isl_local_space_free(ls));
-
- v_src = isl_local_space_var_offset(ls, src_type);
- v_dst = isl_local_space_var_offset(ls, dst_type);
- if (v_src < 0 || v_dst < 0)
- return isl_local_space_free(ls);
- g_src_pos = v_src + src_pos;
- g_dst_pos = v_dst + dst_pos;
- if (dst_type > src_type)
- g_dst_pos -= n;
-
- local = isl_local_space_take_local(ls);
- local = isl_local_move_vars(local, g_dst_pos, g_src_pos, n);
- ls = isl_local_space_restore_local(ls, local);
-
- space = isl_local_space_take_space(ls);
- space = isl_space_move_dims(space, dst_type, dst_pos,
- src_type, src_pos, n);
- ls = isl_local_space_restore_space(ls, space);
-
- return ls;
+__isl_give isl_local_space *
+isl_local_space_move_dims(__isl_take isl_local_space *ls,
+ enum isl_dim_type dst_type, unsigned dst_pos,
+ enum isl_dim_type src_type, unsigned src_pos,
+ unsigned n) {
+ isl_space *space;
+ isl_local *local;
+ isl_size v_src, v_dst;
+ unsigned g_dst_pos;
+ unsigned g_src_pos;
+
+ if (!ls)
+ return NULL;
+ if (n == 0 && !isl_local_space_is_named_or_nested(ls, src_type) &&
+ !isl_local_space_is_named_or_nested(ls, dst_type))
+ return ls;
+
+ if (isl_local_space_check_range(ls, src_type, src_pos, n) < 0)
+ return isl_local_space_free(ls);
+ if (isl_local_space_check_range(ls, dst_type, dst_pos, 0) < 0)
+ return isl_local_space_free(ls);
+ if (src_type == isl_dim_div)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid, "cannot move divs",
+ return isl_local_space_free(ls));
+ if (dst_type == isl_dim_div)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_invalid,
+ "cannot move to divs", return isl_local_space_free(ls));
+ if (dst_type == src_type && dst_pos == src_pos)
+ return ls;
+ if (dst_type == src_type)
+ isl_die(isl_local_space_get_ctx(ls), isl_error_unsupported,
+ "moving dims within the same type not supported",
+ return isl_local_space_free(ls));
+
+ v_src = isl_local_space_var_offset(ls, src_type);
+ v_dst = isl_local_space_var_offset(ls, dst_type);
+ if (v_src < 0 || v_dst < 0)
+ return isl_local_space_free(ls);
+ g_src_pos = v_src + src_pos;
+ g_dst_pos = v_dst + dst_pos;
+ if (dst_type > src_type)
+ g_dst_pos -= n;
+
+ local = isl_local_space_take_local(ls);
+ local = isl_local_move_vars(local, g_dst_pos, g_src_pos, n);
+ ls = isl_local_space_restore_local(ls, local);
+
+ space = isl_local_space_take_space(ls);
+ space = isl_space_move_dims(space, dst_type, dst_pos, src_type, src_pos, n);
+ ls = isl_local_space_restore_space(ls, space);
+
+ return ls;
}
/* Remove any internal structure of the domain of "ls".
* If there is any such internal structure in the input,
* then the name of the corresponding space is also removed.
*/
-__isl_give isl_local_space *isl_local_space_flatten_domain(
- __isl_take isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_flatten_domain(__isl_take isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- if (!ls->dim->nested[0])
- return ls;
+ if (!ls->dim->nested[0])
+ return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_flatten_domain(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_flatten_domain(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Remove any internal structure of the range of "ls".
* If there is any such internal structure in the input,
* then the name of the corresponding space is also removed.
*/
-__isl_give isl_local_space *isl_local_space_flatten_range(
- __isl_take isl_local_space *ls)
-{
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_flatten_range(__isl_take isl_local_space *ls) {
+ if (!ls)
+ return NULL;
- if (!ls->dim->nested[1])
- return ls;
+ if (!ls->dim->nested[1])
+ return ls;
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_flatten_range(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_flatten_range(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Given the local space "ls" of a map, return the local space of a set
* that lives in a space that wraps the space of "ls" and that has
* the same divs.
*/
-__isl_give isl_local_space *isl_local_space_wrap(__isl_take isl_local_space *ls)
-{
- ls = isl_local_space_cow(ls);
- if (!ls)
- return NULL;
+__isl_give isl_local_space *
+isl_local_space_wrap(__isl_take isl_local_space *ls) {
+ ls = isl_local_space_cow(ls);
+ if (!ls)
+ return NULL;
- ls->dim = isl_space_wrap(ls->dim);
- if (!ls->dim)
- return isl_local_space_free(ls);
+ ls->dim = isl_space_wrap(ls->dim);
+ if (!ls->dim)
+ return isl_local_space_free(ls);
- return ls;
+ return ls;
}
/* Lift the point "pnt", living in the (set) space of "ls"
@@ -1754,35 +1702,34 @@ __isl_give isl_local_space *isl_local_space_wrap(__isl_take isl_local_space *ls)
* to the local variables of "ls".
*/
__isl_give isl_point *isl_local_space_lift_point(__isl_take isl_local_space *ls,
- __isl_take isl_point *pnt)
-{
- isl_size n_local;
- isl_space *space;
- isl_local *local;
- isl_vec *vec;
+ __isl_take isl_point *pnt) {
+ isl_size n_local;
+ isl_space *space;
+ isl_local *local;
+ isl_vec *vec;
- if (isl_local_space_check_has_space(ls, isl_point_peek_space(pnt)) < 0)
- goto error;
+ if (isl_local_space_check_has_space(ls, isl_point_peek_space(pnt)) < 0)
+ goto error;
- local = isl_local_space_peek_local(ls);
- n_local = isl_local_space_dim(ls, isl_dim_div);
- if (n_local < 0)
- goto error;
+ local = isl_local_space_peek_local(ls);
+ n_local = isl_local_space_dim(ls, isl_dim_div);
+ if (n_local < 0)
+ goto error;
- space = isl_point_take_space(pnt);
- vec = isl_point_take_vec(pnt);
+ space = isl_point_take_space(pnt);
+ vec = isl_point_take_vec(pnt);
- space = isl_space_lift(space, n_local);
- vec = isl_local_extend_point_vec(local, vec);
+ space = isl_space_lift(space, n_local);
+ vec = isl_local_extend_point_vec(local, vec);
- pnt = isl_point_restore_vec(pnt, vec);
- pnt = isl_point_restore_space(pnt, space);
+ pnt = isl_point_restore_vec(pnt, vec);
+ pnt = isl_point_restore_space(pnt, space);
- isl_local_space_free(ls);
+ isl_local_space_free(ls);
- return pnt;
+ return pnt;
error:
- isl_local_space_free(ls);
- isl_point_free(pnt);
- return NULL;
+ isl_local_space_free(ls);
+ isl_point_free(pnt);
+ return NULL;
}
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