include/isl/flow.h

   1 #ifndef ISL_FLOW_H
   2 #define ISL_FLOW_H
   3
   4 #include <isl/set_type.h>
   5 #include <isl/map_type.h>
   6 #include <isl/union_set_type.h>
   7 #include <isl/union_map_type.h>
   8 #include <isl/schedule.h>
   9 #include <isl/printer.h>
  10
  11 #if defined(__cplusplus)
  12 extern "C" {
  13 #endif
  14
  15 /* Let n (>= 0) be the number of iterators shared by first and second.
  16  * If first precedes second textually return 2 * n + 1,
  17  * otherwise return 2 * n.
  18  */
  19 typedef int (*isl_access_level_before)(void *first, void *second);
  20
  21 struct isl_restriction;
  22 typedef struct isl_restriction isl_restriction;
  23
  24 __isl_null isl_restriction *isl_restriction_free(
  25         __isl_take isl_restriction *restr);
  26 __isl_give isl_restriction *isl_restriction_empty(
  27         __isl_take isl_map *source_map);
  28 __isl_give isl_restriction *isl_restriction_none(
  29         __isl_take isl_map *source_map);
  30 __isl_give isl_restriction *isl_restriction_input(
  31         __isl_take isl_set *source_restr, __isl_take isl_set *sink_restr);
  32 __isl_give isl_restriction *isl_restriction_output(
  33         __isl_take isl_set *source_restr);
  34
  35 isl_ctx *isl_restriction_get_ctx(__isl_keep isl_restriction *restr);
  36
  37 typedef __isl_give isl_restriction *(*isl_access_restrict)(
  38         __isl_keep isl_map *source_map, __isl_keep isl_set *sink,
  39         void *source_user, void *user);
  40
  41 struct isl_access_info;
  42 typedef struct isl_access_info isl_access_info;
  43 struct isl_flow;
  44 typedef struct isl_flow isl_flow;
  45
  46 __isl_give isl_access_info *isl_access_info_alloc(__isl_take isl_map *sink,
  47         void *sink_user, isl_access_level_before fn, int max_source);
  48 __isl_give isl_access_info *isl_access_info_set_restrict(
  49         __isl_take isl_access_info *acc, isl_access_restrict fn, void *user);
  50 __isl_give isl_access_info *isl_access_info_add_source(
  51         __isl_take isl_access_info *acc, __isl_take isl_map *source,
  52         int must, void *source_user);
  53 __isl_null isl_access_info *isl_access_info_free(
  54         __isl_take isl_access_info *acc);
  55
  56 isl_ctx *isl_access_info_get_ctx(__isl_keep isl_access_info *acc);
  57
  58 __isl_give isl_flow *isl_access_info_compute_flow(__isl_take isl_access_info *acc);
  59 isl_stat isl_flow_foreach(__isl_keep isl_flow *deps,
  60         isl_stat (*fn)(__isl_take isl_map *dep, int must, void *dep_user,
  61                 void *user),
  62         void *user);
  63 __isl_give isl_map *isl_flow_get_no_source(__isl_keep isl_flow *deps, int must);
  64 void isl_flow_free(__isl_take isl_flow *deps);
  65
  66 isl_ctx *isl_flow_get_ctx(__isl_keep isl_flow *deps);
  67
  68 struct __isl_export isl_union_access_info;
  69 typedef struct isl_union_access_info isl_union_access_info;
  70 struct __isl_export isl_union_flow;
  71 typedef struct isl_union_flow isl_union_flow;
  72
  73 __isl_constructor
  74 __isl_give isl_union_access_info *isl_union_access_info_from_sink(
  75         __isl_take isl_union_map *sink);
  76 __isl_export
  77 __isl_give isl_union_access_info *isl_union_access_info_set_must_source(
  78         __isl_take isl_union_access_info *access,
  79         __isl_take isl_union_map *must_source);
  80 __isl_export
  81 __isl_give isl_union_access_info *isl_union_access_info_set_may_source(
  82         __isl_take isl_union_access_info *access,
  83         __isl_take isl_union_map *may_source);
  84 __isl_export
  85 __isl_give isl_union_access_info *isl_union_access_info_set_schedule(
  86         __isl_take isl_union_access_info *access,
  87         __isl_take isl_schedule *schedule);
  88 __isl_export
  89 __isl_give isl_union_access_info *isl_union_access_info_set_schedule_map(
  90         __isl_take isl_union_access_info *access,
  91         __isl_take isl_union_map *schedule_map);
  92 __isl_give isl_union_access_info *isl_union_access_info_copy(
  93         __isl_keep isl_union_access_info *access);
  94 __isl_null isl_union_access_info *isl_union_access_info_free(
  95         __isl_take isl_union_access_info *access);
  96
  97 isl_ctx *isl_union_access_info_get_ctx(
  98         __isl_keep isl_union_access_info *access);
  99
 100 __isl_give isl_printer *isl_printer_print_union_access_info(
 101         __isl_take isl_printer *p, __isl_keep isl_union_access_info *access);
 102 __isl_give char *isl_union_access_info_to_str(
 103         __isl_keep isl_union_access_info *access);
 104
 105 __isl_export
 106 __isl_give isl_union_flow *isl_union_access_info_compute_flow(
 107         __isl_take isl_union_access_info *access);
 108
 109 isl_ctx *isl_union_flow_get_ctx(__isl_keep isl_union_flow *flow);
 110 __isl_give isl_union_flow *isl_union_flow_copy(
 111         __isl_keep isl_union_flow *flow);
 112 __isl_export
 113 __isl_give isl_union_map *isl_union_flow_get_must_dependence(
 114         __isl_keep isl_union_flow *flow);
 115 __isl_export
 116 __isl_give isl_union_map *isl_union_flow_get_may_dependence(
 117         __isl_keep isl_union_flow *flow);
 118 __isl_export
 119 __isl_give isl_union_map *isl_union_flow_get_full_must_dependence(
 120         __isl_keep isl_union_flow *flow);
 121 __isl_export
 122 __isl_give isl_union_map *isl_union_flow_get_full_may_dependence(
 123         __isl_keep isl_union_flow *flow);
 124 __isl_export
 125 __isl_give isl_union_map *isl_union_flow_get_must_no_source(
 126         __isl_keep isl_union_flow *flow);
 127 __isl_export
 128 __isl_give isl_union_map *isl_union_flow_get_may_no_source(
 129         __isl_keep isl_union_flow *flow);
 130 __isl_null isl_union_flow *isl_union_flow_free(__isl_take isl_union_flow *flow);
 131
 132 __isl_give isl_printer *isl_printer_print_union_flow(
 133         __isl_take isl_printer *p, __isl_keep isl_union_flow *flow);
 134 __isl_give char *isl_union_flow_to_str(__isl_keep isl_union_flow *flow);
 135
 136 int isl_union_map_compute_flow(__isl_take isl_union_map *sink,
 137         __isl_take isl_union_map *must_source,
 138         __isl_take isl_union_map *may_source,
 139         __isl_take isl_union_map *schedule,
 140         __isl_give isl_union_map **must_dep, __isl_give isl_union_map **may_dep,
 141         __isl_give isl_union_map **must_no_source,
 142         __isl_give isl_union_map **may_no_source);
 143
 144 #if defined(__cplusplus)
 145 }
 146 #endif
 147
 148 #endif