ppcg.h

   1 #ifndef PPCG_H
   2 #define PPCG_H
   3
   4 #include <isl/set.h>
   5 #include <isl/union_set.h>
   6 #include <isl/union_map.h>
   7 #include <pet.h>
   8
   9 #include "ppcg_options.h"
  10
  11 int ppcg_extract_base_name(char *name, const char *input);
  12
  13 /* Representation of the scop for use inside PPCG.
  14  *
  15  * "start" and "end" are file offsets of the corresponding program text.
  16  * "context" represents constraints on the parameters.
  17  * "domain" is the union of all iteration domains.
  18  * "call" contains the iteration domains of statements with a call expression.
  19  * "reads" contains all read accesses.
  20  * "live_in" contains read accesses that have no corresponding
  21  *      writes in the scop.
  22  * "writes" contains all write accesses.
  23  * "kills" contains all kill accesses.
  24  * "dep_flow" represents the flow dependences.
  25  * "dep_false" represents the false (anti and output) dependences.
  26  * "schedule" represents the (original) schedule.
  27  *
  28  * "arrays" and "stmts" are copies of the corresponding elements
  29  * of the original pet_scop.
  30  */
  31 struct ppcg_scop {
  32         unsigned start;
  33         unsigned end;
  34
  35         isl_set *context;
  36         isl_union_set *domain;
  37         isl_union_set *call;
  38         isl_union_map *reads;
  39         isl_union_map *live_in;
  40         isl_union_map *writes;
  41         isl_union_map *kills;
  42         isl_union_map *dep_flow;
  43         isl_union_map *dep_false;
  44         isl_union_map *schedule;
  45
  46         int n_array;
  47         struct pet_array **arrays;
  48         int n_stmt;
  49         struct pet_stmt **stmts;
  50 };
  51
  52 int ppcg_transform(isl_ctx *ctx, const char *input, FILE *out,
  53         struct ppcg_options *options,
  54         __isl_give isl_printer *(*fn)(__isl_take isl_printer *p,
  55                 struct ppcg_scop *scop, void *user), void *user);
  56
  57 #endif