isl_mat.h

   1 #ifndef ISL_MAT_H
   2 #define ISL_MAT_H
   3
   4 #include <stdio.h>
   5
   6 #include <isl_int.h>
   7 #include <isl_ctx.h>
   8 #include <isl_blk.h>
   9 #include <isl_set.h>
  10 #include "isl_vec.h"
  11
  12 #if defined(__cplusplus)
  13 extern "C" {
  14 #endif
  15
  16 struct isl_mat {
  17         int ref;
  18
  19 #define ISL_MAT_BORROWED                (1 << 0)
  20         unsigned flags;
  21
  22         unsigned n_row;
  23         unsigned n_col;
  24
  25         isl_int **row;
  26
  27         struct isl_blk block;
  28 };
  29
  30 struct isl_mat *isl_mat_alloc(struct isl_ctx *ctx,
  31         unsigned n_row, unsigned n_col);
  32 struct isl_mat *isl_mat_identity(struct isl_ctx *ctx, unsigned n_row);
  33 struct isl_mat *isl_mat_copy(struct isl_ctx *ctx, struct isl_mat *mat);
  34 struct isl_mat *isl_mat_cow(struct isl_ctx *ctx, struct isl_mat *mat);
  35 void isl_mat_free(struct isl_ctx *ctx, struct isl_mat *mat);
  36
  37 struct isl_mat *isl_mat_sub_alloc(struct isl_ctx *ctx, isl_int **row,
  38         unsigned first_row, unsigned n_row, unsigned first_col, unsigned n_col);
  39 void isl_mat_sub_copy(struct isl_ctx *ctx, isl_int **dst, isl_int **src,
  40         unsigned n_row, unsigned dst_col, unsigned src_col, unsigned n_col);
  41 void isl_mat_sub_neg(struct isl_ctx *ctx, isl_int **dst, isl_int **src,
  42         unsigned n_row, unsigned dst_col, unsigned src_col, unsigned n_col);
  43
  44 struct isl_mat *isl_mat_swap_rows(struct isl_ctx *ctx,
  45         struct isl_mat *mat, unsigned i, unsigned j);
  46
  47 struct isl_vec *isl_mat_vec_product(struct isl_ctx *ctx,
  48         struct isl_mat *mat, struct isl_vec *vec);
  49 struct isl_mat *isl_mat_aff_direct_sum(struct isl_ctx *ctx,
  50         struct isl_mat *left, struct isl_mat *right);
  51 struct isl_mat *isl_mat_left_hermite(struct isl_ctx *ctx,
  52         struct isl_mat *M, int neg, struct isl_mat **U, struct isl_mat **Q);
  53 struct isl_mat *isl_mat_lin_to_aff(struct isl_ctx *ctx, struct isl_mat *mat);
  54 struct isl_mat *isl_mat_inverse_product(struct isl_ctx *ctx,
  55         struct isl_mat *left, struct isl_mat *right);
  56 struct isl_mat *isl_mat_product(struct isl_ctx *ctx,
  57         struct isl_mat *left, struct isl_mat *right);
  58 struct isl_mat *isl_mat_transpose(struct isl_ctx *ctx, struct isl_mat *mat);
  59 struct isl_mat *isl_mat_right_inverse(struct isl_ctx *ctx,
  60         struct isl_mat *mat);
  61 struct isl_mat *isl_mat_right_kernel(struct isl_ctx *ctx, struct isl_mat *mat);
  62
  63 struct isl_mat *isl_mat_drop_cols(struct isl_ctx *ctx, struct isl_mat *mat,
  64                                 unsigned col, unsigned n);
  65 struct isl_mat *isl_mat_drop_rows(struct isl_ctx *ctx, struct isl_mat *mat,
  66                                 unsigned row, unsigned n);
  67
  68 void isl_mat_col_mul(struct isl_mat *mat, int dst_col, isl_int f, int src_col);
  69 void isl_mat_col_submul(struct isl_mat *mat,
  70                         int dst_col, isl_int f, int src_col);
  71
  72 struct isl_basic_set *isl_basic_set_preimage(struct isl_ctx *ctx,
  73         struct isl_basic_set *bset, struct isl_mat *mat);
  74 struct isl_set *isl_set_preimage(struct isl_ctx *ctx,
  75         struct isl_set *set, struct isl_mat *mat);
  76
  77 void isl_mat_dump(struct isl_ctx *ctx, struct isl_mat *mat,
  78                                 FILE *out, int indent);
  79
  80 #if defined(__cplusplus)
  81 }
  82 #endif
  83
  84 #endif