4  * SPDX-License-Identifier: Apache-2.0
19  * Is called by gcc-generated constructor code for each object file compiled
20  * with -fprofile-arcs.
24 	info->next = gcov_info_head;  in __gcov_init()
39  * print_u8 - Print 8 bit of gcov data
47  * print_u32 - Print 32 bit of gcov data
60  * write_u64 - Store 64 bit data on a buffer and return the size
63 static inline void write_u64(void *buffer, size_t *off, uint64_t v)  in write_u64()  argument
65 	if (buffer != NULL) {  in write_u64()
66 		memcpy((uint8_t *)buffer + *off, (uint8_t *)&v, sizeof(v));  in write_u64()
75  * write_u32 - Store 32 bit data on a buffer and return the size
77 static inline void write_u32(void *buffer, size_t *off, uint32_t v)  in write_u32()  argument
79 	if (buffer != NULL) {  in write_u32()
80 		memcpy((uint8_t *)buffer + *off, (uint8_t *)&v, sizeof(v));  in write_u32()
97 	uint32_t size = sizeof(uint32_t) * 4;  in gcov_calculate_buff_size()  local
99 	uint32_t size = sizeof(uint32_t) * 3;  in gcov_calculate_buff_size()  local
102 	for (iter = 0U; iter < info->n_functions; iter++) {  in gcov_calculate_buff_size()
108 		size += (sizeof(uint32_t) * 5);  in gcov_calculate_buff_size()
111 			if (!info->merge[iter_1]) {  in gcov_calculate_buff_size()
116 			size += (sizeof(uint32_t) * 2);  in gcov_calculate_buff_size()
119 			     iter_2 < info->functions[iter]->ctrs->num;  in gcov_calculate_buff_size()
123 				size += (sizeof(uint64_t));  in gcov_calculate_buff_size()
131 	return size;  in gcov_calculate_buff_size()
135  * gcov_populate_buffer - convert from gcov data set (info) to
137  * This buffer will now have info similar to a regular gcda
140 size_t gcov_populate_buffer(uint8_t *buffer, struct gcov_info *info)  in gcov_populate_buffer()  argument
150 	write_u32(buffer,  in gcov_populate_buffer()
154 	write_u32(buffer,  in gcov_populate_buffer()
156 		      info->version);  in gcov_populate_buffer()
158 	write_u32(buffer,  in gcov_populate_buffer()
160 		      info->stamp);  in gcov_populate_buffer()
163 	write_u32(buffer,  in gcov_populate_buffer()
165 		      info->checksum);  in gcov_populate_buffer()
169 	     iter_functions < info->n_functions;  in gcov_populate_buffer()
172 		functions = info->functions[iter_functions];  in gcov_populate_buffer()
175 		write_u32(buffer,  in gcov_populate_buffer()
179 		write_u32(buffer,  in gcov_populate_buffer()
183 		write_u32(buffer,  in gcov_populate_buffer()
185 			      functions->ident);  in gcov_populate_buffer()
187 		write_u32(buffer,  in gcov_populate_buffer()
189 			      functions->lineno_checksum);  in gcov_populate_buffer()
191 		write_u32(buffer,  in gcov_populate_buffer()
193 			      functions->cfg_checksum);  in gcov_populate_buffer()
195 		counters_per_func = functions->ctrs;  in gcov_populate_buffer()
201 			if (!info->merge[iter_counts]) {  in gcov_populate_buffer()
205 			write_u32(buffer,  in gcov_populate_buffer()
211 			write_u32(buffer,  in gcov_populate_buffer()
213 				      counters_per_func->num * 2U * 4);  in gcov_populate_buffer()
215 			write_u32(buffer,  in gcov_populate_buffer()
217 				      counters_per_func->num * 2U);  in gcov_populate_buffer()
221 			     iter_counter_values < counters_per_func->num;  in gcov_populate_buffer()
224 				write_u64(buffer,  in gcov_populate_buffer()
226 					      counters_per_func->values[iter_counter_values]);  in gcov_populate_buffer()
244 		iter_functions < info->n_functions;  in gcov_reset_counts()
247 		functions = info->functions[iter_functions];  in gcov_reset_counts()
248 		counters_per_func = functions->ctrs;  in gcov_reset_counts()
254 				iter_counter_values < counters_per_func->num;  in gcov_reset_counts()
256 				counters_per_func->values[iter_counter_values] = 0;  in gcov_reset_counts()
274 		gcov_list = gcov_list->next;  in gcov_reset_all_counts()
305 	uint8_t *buffer;  in gcov_coverage_dump()  local
306 	size_t size;  in gcov_coverage_dump()  local
319 		dump_on_console_start(gcov_list->filename);  in gcov_coverage_dump()
320 		size = gcov_calculate_buff_size(gcov_list);  in gcov_coverage_dump()
322 		buffer = k_heap_alloc(&gcov_heap, size, K_NO_WAIT);  in gcov_coverage_dump()
323 		if (CONFIG_COVERAGE_GCOV_HEAP_SIZE > 0 && !buffer) {  in gcov_coverage_dump()
328 		written_size = gcov_populate_buffer(buffer, gcov_list);  in gcov_coverage_dump()
329 		if (written_size != size) {  in gcov_coverage_dump()
334 		dump_on_console_data(buffer, size);  in gcov_coverage_dump()
336 		k_heap_free(&gcov_heap, buffer);  in gcov_coverage_dump()
337 		gcov_list = gcov_list->next;  in gcov_coverage_dump()