/usr/include/isl/flow.h is in libisl-dev 0.08-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | #ifndef ISL_FLOW_H
#define ISL_FLOW_H
#include <isl/set_type.h>
#include <isl/map_type.h>
#include <isl/union_set.h>
#include <isl/union_map.h>
#if defined(__cplusplus)
extern "C" {
#endif
/* Let n (>= 0) be the number of iterators shared by first and second.
* If first precedes second textually return 2 * n + 1,
* otherwise return 2 * n.
*/
typedef int (*isl_access_level_before)(void *first, void *second);
struct isl_access_info;
typedef struct isl_access_info isl_access_info;
struct isl_flow;
typedef struct isl_flow isl_flow;
__isl_give isl_access_info *isl_access_info_alloc(__isl_take isl_map *sink,
void *sink_user, isl_access_level_before fn, int max_source);
__isl_give isl_access_info *isl_access_info_add_source(
__isl_take isl_access_info *acc, __isl_take isl_map *source,
int must, void *source_user);
void isl_access_info_free(__isl_take isl_access_info *acc);
isl_ctx *isl_access_info_get_ctx(__isl_keep isl_access_info *acc);
__isl_give isl_flow *isl_access_info_compute_flow(__isl_take isl_access_info *acc);
int isl_flow_foreach(__isl_keep isl_flow *deps,
int (*fn)(__isl_take isl_map *dep, int must, void *dep_user, void *user),
void *user);
__isl_give isl_map *isl_flow_get_no_source(__isl_keep isl_flow *deps, int must);
void isl_flow_free(__isl_take isl_flow *deps);
isl_ctx *isl_flow_get_ctx(__isl_keep isl_flow *deps);
int isl_union_map_compute_flow(__isl_take isl_union_map *sink,
__isl_take isl_union_map *must_source,
__isl_take isl_union_map *may_source,
__isl_take isl_union_map *schedule,
__isl_give isl_union_map **must_dep, __isl_give isl_union_map **may_dep,
__isl_give isl_union_map **must_no_source,
__isl_give isl_union_map **may_no_source);
#if defined(__cplusplus)
}
#endif
#endif
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