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testsuite: coverage: allow access to gcov internals

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This allows external applications wishing to report coverage data over
different interfaces the ability to do so by exposing the gcov list.

Signed-off-by: Joshua Lilly <jgl@meta.com>
This commit is contained in:
Joshua Lilly 2023-11-27 18:42:10 -08:00 committed by Josh Lilly
parent b35cd5f7b8
commit b3cba84dcd
3 changed files with 16 additions and 2 deletions
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1
subsys/testsuite/CMakeLists.txt
View file

@ -6,5 +6,6 @@ if(CONFIG_TEST)
zephyr_include_directories(${ZEPHYR_BASE}/subsys/testsuite/include)
endif()
add_subdirectory_ifdef(CONFIG_COVERAGE_GCOV coverage)
zephyr_include_directories_ifdef(CONFIG_COVERAGE_GCOV ${zephyr_BASE}/subsys/testsuite/coverage)
zephyr_library_sources_ifdef(CONFIG_TEST_BUSY_SIM busy_sim/busy_sim.c)

9
subsys/testsuite/coverage/coverage.c
View file

@ -84,7 +84,7 @@ static inline void write_u32(void *buffer, size_t *off, uint32_t v)
*off = *off + sizeof(uint32_t);
}
size_t calculate_buff_size(struct gcov_info *info)
size_t gcov_calculate_buff_size(struct gcov_info *info)
{
uint32_t iter;
uint32_t iter_1;
@ -266,7 +266,7 @@ void gcov_coverage_dump(void)
while (gcov_list) {
dump_on_console_start(gcov_list->filename);
size = calculate_buff_size(gcov_list);
size = gcov_calculate_buff_size(gcov_list);
buffer = k_heap_alloc(&gcov_heap, size, K_NO_WAIT);
if (CONFIG_COVERAGE_GCOV_HEAP_SIZE > 0 && !buffer) {
@ -294,6 +294,11 @@ coverage_dump_end:
return;
}
struct gcov_info *gcov_get_list_head(void)
{
/* Locking someway before getting this is recommended. */
return gcov_info_head;
}
/* Initialize the gcov by calling the required constructors */
void gcov_static_init(void)

8
subsys/testsuite/coverage/coverage.h
View file

@ -117,4 +117,12 @@ struct gcov_info {
};
/*
* These functions are in the header for easy access for external interface
* reporting since they aren't useful without the structs in this header.
*/
struct gcov_info *gcov_get_list_head(void);
size_t gcov_populate_buffer(uint8_t *buffer, struct gcov_info *info);
size_t gcov_calculate_buff_size(struct gcov_info *info);
#endif /* _COVERAGE_H_ */