#define xS(TYPE,NAME) struct TYPE ## _ ## NAME
#define S(TYPE,NAME) xS(TYPE,NAME)
+#ifdef HAS_TYPE
+static __isl_give PW *FN(PW,alloc_)(__isl_take isl_dim *dim,
+ enum isl_fold type, int n)
+#else
static __isl_give PW *FN(PW,alloc_)(__isl_take isl_dim *dim, int n)
+#endif
{
struct PW *pw;
goto error;
pw->ref = 1;
+#ifdef HAS_TYPE
+ pw->type = type;
+#endif
pw->size = n;
pw->n = 0;
pw->dim = dim;
return NULL;
}
+#ifdef HAS_TYPE
+__isl_give PW *FN(PW,zero)(__isl_take isl_dim *dim, enum isl_fold type)
+{
+ return FN(PW,alloc_)(dim, type, 0);
+}
+#else
__isl_give PW *FN(PW,zero)(__isl_take isl_dim *dim)
{
return FN(PW,alloc_)(dim, 0);
}
+#endif
__isl_give PW *FN(PW,add_piece)(__isl_take PW *pw,
__isl_take isl_set *set, __isl_take EL *el)
return pw;
}
+#ifdef HAS_TYPE
+ if (pw->type != el->type)
+ isl_die(set->ctx, isl_error_invalid, "fold types don't match",
+ goto error);
+#endif
isl_assert(set->ctx, isl_dim_equal(pw->dim, el->dim), goto error);
isl_assert(set->ctx, pw->n < pw->size, goto error);
return NULL;
}
+#ifdef HAS_TYPE
+__isl_give PW *FN(PW,alloc)(enum isl_fold type,
+ __isl_take isl_set *set, __isl_take EL *el)
+#else
__isl_give PW *FN(PW,alloc)(__isl_take isl_set *set, __isl_take EL *el)
+#endif
{
PW *pw;
if (!set || !el)
goto error;
+#ifdef HAS_TYPE
+ pw = FN(PW,alloc_)(isl_set_get_dim(set), type, 1);
+#else
pw = FN(PW,alloc_)(isl_set_get_dim(set), 1);
+#endif
return FN(PW,add_piece)(pw, set, el);
error:
if (!pw)
return NULL;
+#ifdef HAS_TYPE
+ dup = FN(PW,alloc_)(isl_dim_copy(pw->dim), pw->type, pw->n);
+#else
dup = FN(PW,alloc_)(isl_dim_copy(pw->dim), pw->n);
+#endif
if (!dup)
return NULL;
if (!pw1 || !pw2)
goto error;
+#ifdef HAS_TYPE
+ if (pw1->type != pw2->type)
+ isl_die(pw1->dim->ctx, isl_error_invalid,
+ "fold types don't match", goto error);
+#endif
isl_assert(pw1->dim->ctx, isl_dim_equal(pw1->dim, pw2->dim), goto error);
if (FN(PW,is_zero)(pw1)) {
}
n = (pw1->n + 1) * (pw2->n + 1);
+#ifdef HAS_TYPE
+ res = FN(PW,alloc_)(isl_dim_copy(pw1->dim), pw1->type, n);
+#else
res = FN(PW,alloc_)(isl_dim_copy(pw1->dim), n);
+#endif
for (i = 0; i < pw1->n; ++i) {
set = isl_set_copy(pw1->p[i].set);
continue;
}
- sum = ADD(common, FN(EL,copy)(pw1->p[i].FIELD),
- FN(EL,copy)(pw2->p[j].FIELD));
+ sum = FN(EL,add_on_domain)(common,
+ FN(EL,copy)(pw1->p[i].FIELD),
+ FN(EL,copy)(pw2->p[j].FIELD));
res = FN(PW,add_piece)(res, common, sum);
}
if (!pw1 || !pw2)
goto error;
+#ifdef HAS_TYPE
+ if (pw1->type != pw2->type)
+ isl_die(pw1->dim->ctx, isl_error_invalid,
+ "fold types don't match", goto error);
+#endif
isl_assert(pw1->dim->ctx, isl_dim_equal(pw1->dim, pw2->dim), goto error);
if (FN(PW,is_zero)(pw1)) {
return pw1;
}
+#ifdef HAS_TYPE
+ res = FN(PW,alloc_)(isl_dim_copy(pw1->dim), pw1->type, pw1->n + pw2->n);
+#else
res = FN(PW,alloc_)(isl_dim_copy(pw1->dim), pw1->n + pw2->n);
+#endif
for (i = 0; i < pw1->n; ++i)
res = FN(PW,add_piece)(res,
if (!pw)
goto error;
- for (i = 0; i < pw->n; ++i) {
+ for (i = pw->n - 1; i >= 0; --i) {
+ isl_basic_set *aff;
pw->p[i].set = isl_set_intersect(pw->p[i].set, isl_set_copy(set));
if (!pw->p[i].set)
goto error;
+ aff = isl_set_affine_hull(isl_set_copy(pw->p[i].set));
+ pw->p[i].FIELD = FN(EL,substitute_equalities)(pw->p[i].FIELD,
+ aff);
+ if (isl_set_fast_is_empty(pw->p[i].set)) {
+ isl_set_free(pw->p[i].set);
+ FN(EL,free)(pw->p[i].FIELD);
+ if (i != pw->n - 1)
+ pw->p[i] = pw->p[pw->n - 1];
+ pw->n--;
+ }
}
isl_set_free(set);
return pw;
}
- hull = isl_set_convex_hull(isl_set_copy(context));
+ hull = isl_set_simple_hull(isl_set_copy(context));
pw = FN(PW,cow)(pw);
if (!pw)
if (!pw)
return NULL;
- if (n == 0)
+ if (n == 0 && !isl_dim_get_tuple_name(pw->dim, type))
return pw;
pw = FN(PW,cow)(pw);
return NULL;
}
+__isl_give PW *FN(PW,insert_dims)(__isl_take PW *pw, enum isl_dim_type type,
+ unsigned first, unsigned n)
+{
+ int i;
+
+ if (!pw)
+ return NULL;
+ if (n == 0 && !isl_dim_is_named_or_nested(pw->dim, type))
+ return pw;
+
+ pw = FN(PW,cow)(pw);
+ if (!pw)
+ return NULL;
+
+ pw->dim = isl_dim_insert(pw->dim, type, first, n);
+ if (!pw->dim)
+ goto error;
+
+ for (i = 0; i < pw->n; ++i) {
+ pw->p[i].set = isl_set_insert(pw->p[i].set, type, first, n);
+ if (!pw->p[i].set)
+ goto error;
+ pw->p[i].FIELD = FN(EL,insert_dims)(pw->p[i].FIELD,
+ type, first, n);
+ if (!pw->p[i].FIELD)
+ goto error;
+ }
+
+ return pw;
+error:
+ FN(PW,free)(pw);
+ return NULL;
+}
+
__isl_give PW *FN(PW,fix_dim)(__isl_take PW *pw,
enum isl_dim_type type, unsigned pos, isl_int v)
{
return pw ? isl_dim_copy(pw->dim) : NULL;
}
+__isl_give PW *FN(PW,reset_dim)(__isl_take PW *pw, __isl_take isl_dim *dim)
+{
+ int i;
+
+ pw = FN(PW,cow)(pw);
+ if (!pw || !dim)
+ goto error;
+
+ for (i = 0; i < pw->n; ++i) {
+ pw->p[i].set = isl_set_reset_dim(pw->p[i].set,
+ isl_dim_copy(dim));
+ if (!pw->p[i].set)
+ goto error;
+ pw->p[i].FIELD = FN(EL,reset_dim)(pw->p[i].FIELD,
+ isl_dim_copy(dim));
+ if (!pw->p[i].FIELD)
+ goto error;
+ }
+ isl_dim_free(pw->dim);
+ pw->dim = dim;
+
+ return pw;
+error:
+ isl_dim_free(dim);
+ FN(PW,free)(pw);
+ return NULL;
+}
+
+int FN(PW,has_equal_dim)(__isl_keep PW *pw1, __isl_keep PW *pw2)
+{
+ if (!pw1 || !pw2)
+ return -1;
+
+ return isl_dim_equal(pw1->dim, pw2->dim);
+}
+
__isl_give PW *FN(PW,morph)(__isl_take PW *pw, __isl_take isl_morph *morph)
{
int i;
return NULL;
}
+int FN(PW,foreach_piece)(__isl_keep PW *pw,
+ int (*fn)(__isl_take isl_set *set, __isl_take EL *el, void *user),
+ void *user)
+{
+ int i;
+
+ if (!pw)
+ return -1;
+
+ for (i = 0; i < pw->n; ++i)
+ if (fn(isl_set_copy(pw->p[i].set),
+ FN(EL,copy)(pw->p[i].FIELD), user) < 0)
+ return -1;
+
+ return 0;
+}
+
+static int any_divs(__isl_keep isl_set *set)
+{
+ int i;
+
+ if (!set)
+ return -1;
+
+ for (i = 0; i < set->n; ++i)
+ if (set->p[i]->n_div > 0)
+ return 1;
+
+ return 0;
+}
+
+static int foreach_lifted_subset(__isl_take isl_set *set, __isl_take EL *el,
+ int (*fn)(__isl_take isl_set *set, __isl_take EL *el,
+ void *user), void *user)
+{
+ int i;
+
+ if (!set || !el)
+ goto error;
+
+ for (i = 0; i < set->n; ++i) {
+ isl_set *lift;
+ EL *copy;
+
+ lift = isl_set_from_basic_set(isl_basic_set_copy(set->p[i]));
+ lift = isl_set_lift(lift);
+
+ copy = FN(EL,copy)(el);
+ copy = FN(EL,lift)(copy, isl_set_get_dim(lift));
+
+ if (fn(lift, copy, user) < 0)
+ goto error;
+ }
+
+ isl_set_free(set);
+ FN(EL,free)(el);
+
+ return 0;
+error:
+ isl_set_free(set);
+ FN(EL,free)(el);
+ return -1;
+}
+
+int FN(PW,foreach_lifted_piece)(__isl_keep PW *pw,
+ int (*fn)(__isl_take isl_set *set, __isl_take EL *el,
+ void *user), void *user)
+{
+ int i;
+
+ if (!pw)
+ return -1;
+
+ for (i = 0; i < pw->n; ++i) {
+ isl_set *set;
+ EL *el;
+
+ set = isl_set_copy(pw->p[i].set);
+ el = FN(EL,copy)(pw->p[i].FIELD);
+ if (!any_divs(set)) {
+ if (fn(set, el, user) < 0)
+ return -1;
+ continue;
+ }
+ if (foreach_lifted_subset(set, el, fn, user) < 0)
+ return -1;
+ }
+
+ return 0;
+}
+
__isl_give PW *FN(PW,move_dims)(__isl_take PW *pw,
enum isl_dim_type dst_type, unsigned dst_pos,
enum isl_dim_type src_type, unsigned src_pos, unsigned n)
FN(PW,free)(pw);
return NULL;
}
+
+__isl_give PW *FN(PW,realign)(__isl_take PW *pw, __isl_take isl_reordering *exp)
+{
+ int i;
+
+ pw = FN(PW,cow)(pw);
+ if (!pw || !exp)
+ return NULL;
+
+ for (i = 0; i < pw->n; ++i) {
+ pw->p[i].set = isl_set_realign(pw->p[i].set,
+ isl_reordering_copy(exp));
+ if (!pw->p[i].set)
+ goto error;
+ pw->p[i].FIELD = FN(EL,realign)(pw->p[i].FIELD,
+ isl_reordering_copy(exp));
+ if (!pw->p[i].FIELD)
+ goto error;
+ }
+
+ pw = FN(PW,reset_dim)(pw, isl_dim_copy(exp->dim));
+
+ isl_reordering_free(exp);
+ return pw;
+error:
+ isl_reordering_free(exp);
+ FN(PW,free)(pw);
+ return NULL;
+}