int row, int col, isl_int v);
__isl_give isl_mat *isl_mat_set_element_si(__isl_take isl_mat *mat,
int row, int col, int v);
+ __isl_give isl_mat *isl_mat_set_element_val(
+ __isl_take isl_mat *mat, int row, int col,
+ __isl_take isl_val *v);
C<isl_mat_get_element> will return a negative value if anything went wrong.
In that case, the value of C<*v> is undefined.
#include <isl/ctx.h>
#include <isl/blk.h>
#include <isl/vec.h>
+#include <isl/val.h>
#if defined(__cplusplus)
extern "C" {
int row, int col, isl_int v);
__isl_give isl_mat *isl_mat_set_element_si(__isl_take isl_mat *mat,
int row, int col, int v);
+__isl_give isl_mat *isl_mat_set_element_val(__isl_take isl_mat *mat,
+ int row, int col, __isl_take isl_val *v);
struct isl_mat *isl_mat_swap_cols(struct isl_mat *mat, unsigned i, unsigned j);
struct isl_mat *isl_mat_swap_rows(struct isl_mat *mat, unsigned i, unsigned j);
#include <isl/seq.h>
#include <isl_mat_private.h>
#include <isl_space_private.h>
+#include <isl_val_private.h>
isl_ctx *isl_mat_get_ctx(__isl_keep isl_mat *mat)
{
return NULL;
}
+/* Replace the element at row "row", column "col" of "mat" by "v".
+ */
+__isl_give isl_mat *isl_mat_set_element_val(__isl_take isl_mat *mat,
+ int row, int col, __isl_take isl_val *v)
+{
+ if (!v)
+ return isl_mat_free(mat);
+ if (!isl_val_is_int(v))
+ isl_die(isl_val_get_ctx(v), isl_error_invalid,
+ "expecting integer value", goto error);
+ mat = isl_mat_set_element(mat, row, col, v->n);
+ isl_val_free(v);
+ return mat;
+error:
+ isl_val_free(v);
+ return isl_mat_free(mat);
+}
+
__isl_give isl_mat *isl_mat_diag(isl_ctx *ctx, unsigned n_row, isl_int d)
{
int i;