include/isl_div.h

   1 /*
   2  * Copyright 2008-2009 Katholieke Universiteit Leuven
   3  *
   4  * Use of this software is governed by the GNU LGPLv2.1 license
   5  *
   6  * Written by Sven Verdoolaege, K.U.Leuven, Departement
   7  * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
   8  */
   9
  10 #ifndef ISL_DIV_H
  11 #define ISL_DIV_H
  12
  13 #include "isl_dim.h"
  14 #include "isl_set.h"
  15
  16 #if defined(__cplusplus)
  17 extern "C" {
  18 #endif
  19
  20 struct isl_div {
  21         int ref;
  22         struct isl_ctx *ctx;
  23
  24         struct isl_basic_map    *bmap;
  25         isl_int                 **line;
  26 };
  27 typedef struct isl_div isl_div;
  28
  29 struct isl_div *isl_div_alloc(struct isl_dim *dim);
  30 struct isl_div *isl_basic_map_div(struct isl_basic_map *bmap, int pos);
  31 struct isl_div *isl_basic_set_div(struct isl_basic_set *bset, int pos);
  32 void isl_div_free(struct isl_div *c);
  33
  34 void isl_div_get_constant(__isl_keep isl_div *div, isl_int *v);
  35 void isl_div_get_denominator(__isl_keep isl_div *div, isl_int *v);
  36 void isl_div_get_coefficient(__isl_keep isl_div *div,
  37         enum isl_dim_type type, int pos, isl_int *v);
  38 void isl_div_set_constant(struct isl_div *div, isl_int v);
  39 void isl_div_set_denominator(struct isl_div *div, isl_int v);
  40 void isl_div_set_coefficient(struct isl_div *div,
  41         enum isl_dim_type type, int pos, isl_int v);
  42
  43 unsigned isl_div_dim(__isl_keep isl_div *div, enum isl_dim_type type);
  44
  45 #if defined(__cplusplus)
  46 }
  47 #endif
  48
  49 #endif