isl_map_subtract.c: tab_add_constraints: avoid NULL pointer dereference
[isl.git] / isl_polynomial_private.h
blob472037381abd15b0b7d5b7ebff6cb89c19d9ce12
1 #include <stdio.h>
2 #include <isl_div.h>
3 #include <isl_map.h>
4 #include <isl_mat.h>
5 #include <isl_morph.h>
6 #include <isl_polynomial.h>
8 struct isl_upoly {
9 int ref;
10 struct isl_ctx *ctx;
12 int var;
15 struct isl_upoly_cst {
16 struct isl_upoly up;
17 isl_int n;
18 isl_int d;
21 struct isl_upoly_rec {
22 struct isl_upoly up;
23 int n;
25 size_t size;
26 struct isl_upoly *p[1];
29 struct isl_qpolynomial {
30 int ref;
32 struct isl_dim *dim;
33 struct isl_mat *div;
34 struct isl_upoly *upoly;
37 struct isl_term {
38 int ref;
40 isl_int n;
41 isl_int d;
43 struct isl_dim *dim;
44 struct isl_mat *div;
46 int pow[1];
49 struct isl_pw_qpolynomial_piece {
50 struct isl_set *set;
51 struct isl_qpolynomial *qp;
54 struct isl_pw_qpolynomial {
55 int ref;
57 struct isl_dim *dim;
59 int n;
61 size_t size;
62 struct isl_pw_qpolynomial_piece p[1];
65 struct isl_qpolynomial_fold {
66 int ref;
68 enum isl_fold type;
69 struct isl_dim *dim;
71 int n;
73 size_t size;
74 struct isl_qpolynomial *qp[1];
77 struct isl_pw_qpolynomial_fold_piece {
78 struct isl_set *set;
79 struct isl_qpolynomial_fold *fold;
82 struct isl_pw_qpolynomial_fold {
83 int ref;
85 struct isl_dim *dim;
87 int n;
89 size_t size;
90 struct isl_pw_qpolynomial_fold_piece p[1];
93 __isl_give struct isl_upoly *isl_upoly_zero(struct isl_ctx *ctx);
94 __isl_give struct isl_upoly *isl_upoly_copy(__isl_keep struct isl_upoly *up);
95 __isl_give struct isl_upoly *isl_upoly_cow(__isl_take struct isl_upoly *up);
96 __isl_give struct isl_upoly *isl_upoly_dup(__isl_keep struct isl_upoly *up);
97 void isl_upoly_free(__isl_take struct isl_upoly *up);
98 __isl_give struct isl_upoly *isl_upoly_mul(__isl_take struct isl_upoly *up1,
99 __isl_take struct isl_upoly *up2);
101 int isl_upoly_is_cst(__isl_keep struct isl_upoly *up);
102 int isl_upoly_is_zero(__isl_keep struct isl_upoly *up);
103 int isl_upoly_is_one(__isl_keep struct isl_upoly *up);
104 int isl_upoly_is_negone(__isl_keep struct isl_upoly *up);
105 __isl_keep struct isl_upoly_cst *isl_upoly_as_cst(__isl_keep struct isl_upoly *up);
106 __isl_keep struct isl_upoly_rec *isl_upoly_as_rec(__isl_keep struct isl_upoly *up);
108 __isl_give struct isl_upoly *isl_upoly_sum(__isl_take struct isl_upoly *up1,
109 __isl_take struct isl_upoly *up2);
110 __isl_give struct isl_upoly *isl_upoly_neg(__isl_take struct isl_upoly *up);
112 __isl_give isl_qpolynomial *isl_qpolynomial_alloc(__isl_take isl_dim *dim,
113 unsigned n_div, __isl_take struct isl_upoly *up);
114 __isl_give isl_qpolynomial *isl_qpolynomial_cow(__isl_take isl_qpolynomial *qp);
115 __isl_give isl_qpolynomial *isl_qpolynomial_dup(__isl_keep isl_qpolynomial *qp);
117 __isl_give isl_qpolynomial *isl_qpolynomial_cst(__isl_take isl_dim *dim,
118 isl_int v);
119 __isl_give isl_qpolynomial *isl_qpolynomial_pow(__isl_take isl_dim *dim,
120 int pos, int power);
121 __isl_give isl_qpolynomial *isl_qpolynomial_div_pow(__isl_take isl_div *div,
122 int power);
123 int isl_qpolynomial_is_one(__isl_keep isl_qpolynomial *qp);
124 int isl_qpolynomial_is_affine(__isl_keep isl_qpolynomial *qp);
126 int isl_qpolynomial_le_cst(__isl_keep isl_qpolynomial *qp1,
127 __isl_keep isl_qpolynomial *qp2);
128 __isl_give isl_qpolynomial *isl_qpolynomial_max_cst(
129 __isl_take isl_qpolynomial *qp1, __isl_take isl_qpolynomial *qp2);
130 __isl_give isl_qpolynomial *isl_qpolynomial_min_cst(
131 __isl_take isl_qpolynomial *qp1, __isl_take isl_qpolynomial *qp2);
133 int isl_qpolynomial_degree(__isl_keep isl_qpolynomial *poly);
134 __isl_give isl_qpolynomial *isl_qpolynomial_coeff(
135 __isl_keep isl_qpolynomial *poly,
136 enum isl_dim_type type, unsigned pos, int deg);
138 __isl_give isl_vec *isl_qpolynomial_extract_affine(
139 __isl_keep isl_qpolynomial *qp);
140 __isl_give isl_qpolynomial *isl_qpolynomial_from_affine(__isl_take isl_dim *dim,
141 isl_int *f, isl_int denom);
143 __isl_give isl_pw_qpolynomial *isl_pw_qpolynomial_cow(
144 __isl_take isl_pw_qpolynomial *pwqp);
146 __isl_give isl_pw_qpolynomial *isl_pw_qpolynomial_add_piece(
147 __isl_take isl_pw_qpolynomial *pwqp,
148 __isl_take isl_set *set, __isl_take isl_qpolynomial *qp);
149 int isl_pw_qpolynomial_is_one(__isl_keep isl_pw_qpolynomial *pwqp);
151 __isl_give isl_qpolynomial *isl_qpolynomial_opt_on_domain(
152 __isl_take isl_qpolynomial *qp, __isl_take isl_set *set, int max);
154 __isl_give isl_qpolynomial_fold *isl_qpolynomial_fold_cow(
155 __isl_take isl_qpolynomial_fold *fold);
156 __isl_give isl_qpolynomial_fold *isl_qpolynomial_fold_dup(
157 __isl_keep isl_qpolynomial_fold *fold);
159 __isl_give isl_pw_qpolynomial_fold *isl_pw_qpolynomial_fold_cow(
160 __isl_take isl_pw_qpolynomial_fold *pwf);
162 __isl_give isl_qpolynomial_fold *isl_qpolynomial_fold_fold_on_domain(
163 __isl_keep isl_set *set,
164 __isl_take isl_qpolynomial_fold *fold1,
165 __isl_take isl_qpolynomial_fold *fold2);
167 __isl_give isl_qpolynomial *isl_qpolynomial_fold_opt_on_domain(
168 __isl_take isl_qpolynomial_fold *fold, __isl_take isl_set *set, int max);
170 int isl_pw_qpolynomial_fold_covers(__isl_keep isl_pw_qpolynomial_fold *pwf1,
171 __isl_keep isl_pw_qpolynomial_fold *pwf2);
173 __isl_give isl_qpolynomial *isl_qpolynomial_morph(__isl_take isl_qpolynomial *qp,
174 __isl_take isl_morph *morph);
175 __isl_give isl_pw_qpolynomial *isl_pw_qpolynomial_morph(
176 __isl_take isl_pw_qpolynomial *pwqp, __isl_take isl_morph *morph);
177 __isl_give isl_qpolynomial_fold *isl_qpolynomial_fold_morph(
178 __isl_take isl_qpolynomial_fold *fold, __isl_take isl_morph *morph);
179 __isl_give isl_pw_qpolynomial_fold *isl_pw_qpolynomial_fold_morph(
180 __isl_take isl_pw_qpolynomial_fold *pwf, __isl_take isl_morph *morph);
182 __isl_give isl_qpolynomial *isl_qpolynomial_lift(__isl_take isl_qpolynomial *qp,
183 __isl_take isl_dim *dim);
184 __isl_give isl_qpolynomial_fold *isl_qpolynomial_fold_lift(
185 __isl_take isl_qpolynomial_fold *fold, __isl_take isl_dim *dim);