1#include <isl/mat.h>
2
3struct isl_mat {
4	int ref;
5
6	struct isl_ctx *ctx;
7
8#define ISL_MAT_BORROWED		(1 << 0)
9	unsigned flags;
10
11	unsigned n_row;
12	unsigned n_col;
13
14	isl_int **row;
15
16	/* actual size of the rows in memory; n_col <= max_col */
17	unsigned max_col;
18
19	struct isl_blk block;
20};
21
22__isl_give isl_mat *isl_mat_sub_alloc(__isl_keep isl_mat *mat,
23	unsigned first_row, unsigned n_row, unsigned first_col, unsigned n_col);
24__isl_give isl_mat *isl_mat_sub_alloc6(isl_ctx *ctx, isl_int **row,
25	unsigned first_row, unsigned n_row, unsigned first_col, unsigned n_col);
26void isl_mat_sub_copy(struct isl_ctx *ctx, isl_int **dst, isl_int **src,
27	unsigned n_row, unsigned dst_col, unsigned src_col, unsigned n_col);
28void isl_mat_sub_neg(struct isl_ctx *ctx, isl_int **dst, isl_int **src,
29	unsigned n_row, unsigned dst_col, unsigned src_col, unsigned n_col);
30__isl_give isl_mat *isl_mat_diag(isl_ctx *ctx, unsigned n_row, isl_int d);
31