bpf/prog_tests/btf_dedup_split.c

9 	struct btf *btf1, *btf2;
36 	btf2 = btf__new_empty_split(btf1);
37 	if (!ASSERT_OK_PTR(btf2, "empty_split_btf"))
41 	ASSERT_EQ(btf__pointer_size(btf2), 8, "inherit_ptr_sz");
43 	str_off = btf__find_str(btf2, "int");
46 	t = btf__type_by_id(btf2, 1);
50 	ASSERT_STREQ(btf__str_by_offset(btf2, t->name_off), "int", "int_name");
52 	btf__add_struct(btf2, "s2", 16);		/* [4] struct s2 {	*/
53 	btf__add_field(btf2, "f1", 6, 0, 0);		/*      struct s1 f1;	*/
54 	btf__add_field(btf2, "f2", 5, 32, 0);		/*      int f2;		*/
55 	btf__add_field(btf2, "f3", 2, 64, 0);		/*      int *f3;	*/
59 	btf__add_int(btf2, "int", 4, BTF_INT_SIGNED);	/* [5] int */
62 	btf__add_struct(btf2, "s1", 4);			/* [6] struct s1 { */
63 	btf__add_field(btf2, "f1", 5, 0, 0);		/*      int f1; */
67 		btf2,
80 	ASSERT_STREQ(btf_type_c_dump(btf2), "\
95 	err = btf__dedup(btf2, NULL);
100 		btf2,
110 	ASSERT_STREQ(btf_type_c_dump(btf2), "\
122 	btf__free(btf2);
127 	struct btf *btf1, *btf2;
164 	btf2 = btf__new_empty_split(btf1);
165 	if (!ASSERT_OK_PTR(btf2, "empty_split_btf"))
168 	btf__add_int(btf2, "int", 4, BTF_INT_SIGNED);	/* [7] int */
169 	btf__add_ptr(btf2, 11);				/* [8] ptr to struct s1 */
170 	btf__add_fwd(btf2, "s2", BTF_FWD_STRUCT);	/* [9] fwd for struct s2 */
171 	btf__add_ptr(btf2, 9);				/* [10] ptr to fwd struct s2 */
172 	btf__add_struct(btf2, "s1", 16);		/* [11] struct s1 { */
173 	btf__add_field(btf2, "f1", 8, 0, 0);		/*      struct s1 *f1; */
174 	btf__add_field(btf2, "f2", 10, 64, 0);		/*      struct s2 *f2; */
176 	btf__add_fwd(btf2, "s3", BTF_FWD_STRUCT);	/* [12] fwd for struct s3 */
177 	btf__add_ptr(btf2, 12);				/* [13] ptr to struct s1 */
180 		btf2,
201 	err = btf__dedup(btf2, NULL);
206 		btf2,
220 	btf__free(btf2);
225 	struct btf *btf1, *btf2;
253 	btf2 = btf__new_empty_split(btf1);
254 	if (!ASSERT_OK_PTR(btf2, "empty_split_btf"))
257 	btf__add_int(btf2, "int", 4, BTF_INT_SIGNED);	/* [6] int */
258 	btf__add_ptr(btf2, 10);				/* [7] ptr to struct s1 */
259 	btf__add_fwd(btf2, "s2", BTF_FWD_STRUCT);	/* [8] fwd for struct s2 */
260 	btf__add_ptr(btf2, 11);				/* [9] ptr to struct s2 */
261 	btf__add_struct(btf2, "s1", 16);		/* [10] struct s1 { */
262 	btf__add_field(btf2, "f1", 7, 0, 0);		/*      struct s1 *f1; */
263 	btf__add_field(btf2, "f2", 9, 64, 0);		/*      struct s2 *f2; */
265 	btf__add_struct(btf2, "s2", 40);		/* [11] struct s2 {	*/
266 	btf__add_field(btf2, "f1", 7, 0, 0);		/*      struct s1 *f1;	*/
267 	btf__add_field(btf2, "f2", 9, 64, 0);		/*      struct s2 *f2;	*/
268 	btf__add_field(btf2, "f3", 6, 128, 0);		/*      int f3;		*/
269 	btf__add_field(btf2, "f4", 10, 192, 0);		/*      struct s1 f4;	*/
271 	btf__add_ptr(btf2, 8);				/* [12] ptr to fwd struct s2 */
272 	btf__add_struct(btf2, "s3", 8);			/* [13] struct s3 { */
273 	btf__add_field(btf2, "f1", 12, 0, 0);		/*      struct s2 *f1; (fwd) */
277 		btf2,
301 	err = btf__dedup(btf2, NULL);
306 		btf2,
328 	btf__free(btf2);
358 	struct btf *btf1, *btf2 = NULL;
397 	btf2 = btf__new_empty_split(btf1);
398 	if (!ASSERT_OK_PTR(btf2, "empty_split_btf"))
401 	btf_add_dup_struct_in_cu(btf2, 3);
404 			btf2,
423 	err = btf__dedup(btf2, NULL);
429 			btf2,
439 	btf__free(btf2);