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_extend(struct isl_ctx *ctx, struct isl_mat *mat,
  33         unsigned n_row, unsigned n_col);
  34 struct isl_mat *isl_mat_identity(struct isl_ctx *ctx, unsigned n_row);
  35 struct isl_mat *isl_mat_copy(struct isl_ctx *ctx, struct isl_mat *mat);
  36 struct isl_mat *isl_mat_cow(struct isl_ctx *ctx, struct isl_mat *mat);
  37 void isl_mat_free(struct isl_ctx *ctx, struct isl_mat *mat);
  38
  39 struct isl_mat *isl_mat_sub_alloc(struct isl_ctx *ctx, isl_int **row,
  40         unsigned first_row, unsigned n_row, unsigned first_col, unsigned n_col);
  41 void isl_mat_sub_copy(struct isl_ctx *ctx, isl_int **dst, isl_int **src,
  42         unsigned n_row, unsigned dst_col, unsigned src_col, unsigned n_col);
  43 void isl_mat_sub_neg(struct isl_ctx *ctx, isl_int **dst, isl_int **src,
  44         unsigned n_row, unsigned dst_col, unsigned src_col, unsigned n_col);
  45
  46 struct isl_mat *isl_mat_swap_cols(struct isl_ctx *ctx,
  47         struct isl_mat *mat, unsigned i, unsigned j);
  48 struct isl_mat *isl_mat_swap_rows(struct isl_ctx *ctx,
  49         struct isl_mat *mat, unsigned i, unsigned j);
  50
  51 struct isl_vec *isl_mat_vec_product(struct isl_ctx *ctx,
  52         struct isl_mat *mat, struct isl_vec *vec);
  53 struct isl_mat *isl_mat_aff_direct_sum(struct isl_ctx *ctx,
  54         struct isl_mat *left, struct isl_mat *right);
  55 struct isl_mat *isl_mat_left_hermite(struct isl_ctx *ctx,
  56         struct isl_mat *M, int neg, struct isl_mat **U, struct isl_mat **Q);
  57 struct isl_mat *isl_mat_lin_to_aff(struct isl_ctx *ctx, struct isl_mat *mat);
  58 struct isl_mat *isl_mat_inverse_product(struct isl_ctx *ctx,
  59         struct isl_mat *left, struct isl_mat *right);
  60 struct isl_mat *isl_mat_product(struct isl_ctx *ctx,
  61         struct isl_mat *left, struct isl_mat *right);
  62 struct isl_mat *isl_mat_transpose(struct isl_ctx *ctx, struct isl_mat *mat);
  63 struct isl_mat *isl_mat_right_inverse(struct isl_ctx *ctx,
  64         struct isl_mat *mat);
  65 struct isl_mat *isl_mat_right_kernel(struct isl_ctx *ctx, struct isl_mat *mat);
  66
  67 struct isl_mat *isl_mat_drop_cols(struct isl_ctx *ctx, struct isl_mat *mat,
  68                                 unsigned col, unsigned n);
  69 struct isl_mat *isl_mat_drop_rows(struct isl_ctx *ctx, struct isl_mat *mat,
  70                                 unsigned row, unsigned n);
  71
  72 void isl_mat_col_mul(struct isl_mat *mat, int dst_col, isl_int f, int src_col);
  73 void isl_mat_col_submul(struct isl_mat *mat,
  74                         int dst_col, isl_int f, int src_col);
  75
  76 struct isl_basic_set *isl_basic_set_preimage(struct isl_basic_set *bset,
  77         struct isl_mat *mat);
  78 struct isl_set *isl_set_preimage(struct isl_set *set, struct isl_mat *mat);
  79
  80 void isl_mat_dump(struct isl_ctx *ctx, struct isl_mat *mat,
  81                                 FILE *out, int indent);
  82
  83 #if defined(__cplusplus)
  84 }
  85 #endif
  86
  87 #endif