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Remove cover() coverage tracking

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Robert O'Callahan 2025-11-26 22:47:15 +00:00 • committed by Emil J. Tywoniak
parent 52b1245547
commit 638e904f91
8 changed files with 2 additions and 556 deletions
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48
kernel/log.h
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@ -291,54 +291,6 @@ void log_abort_internal(const char *file, int line);
#define log_ping() YOSYS_NAMESPACE_PREFIX log("-- %s:%d %s --\n", __FILE__, __LINE__, __PRETTY_FUNCTION__)
// ---------------------------------------------------
// This is the magic behind the code coverage counters
// ---------------------------------------------------
#if defined(YOSYS_ENABLE_COVER) && (defined(__linux__) || defined(__FreeBSD__))
#define cover(_id) do { \
static CoverData __d __attribute__((section("yosys_cover_list"), aligned(1), used)) = { __FILE__, __FUNCTION__, _id, __LINE__, 0 }; \
__d.counter.fetch_add(1, std::memory_order_relaxed); \
} while (0)
struct CoverData {
const char *file, *func, *id;
int line;
std::atomic<int> counter;
};
// this two symbols are created by the linker __start_yosys_cover_listfor the "yosys_cover_list" ELF section
extern "C" struct CoverData __start_yosys_cover_list[];
extern "C" struct CoverData __stop_yosys_cover_list[];
extern dict<std::string, std::pair<std::string, int>> extra_coverage_data;
void cover_extra(std::string parent, std::string id, bool increment = true);
dict<std::string, std::pair<std::string, int>> get_coverage_data();
#define cover_list(_id, ...) do { cover(_id); \
std::string r = cover_list_worker(_id, __VA_ARGS__); \
log_assert(r.empty()); \
} while (0)
static inline std::string cover_list_worker(std::string, std::string last) {
return last;
}
template<typename... T>
std::string cover_list_worker(std::string prefix, std::string first, T... rest) {
std::string selected = cover_list_worker(prefix, rest...);
cover_extra(prefix, prefix + "." + first, first == selected);
return first == selected ? "" : selected;
}
#else
# define cover(...) do { } while (0)
# define cover_list(...) do { } while (0)
#endif
// ------------------------------------------------------------
// everything below this line are utilities for troubleshooting
// ------------------------------------------------------------