diff options
Diffstat (limited to 'tests/checkasm/checkasm.h')
| -rw-r--r-- | tests/checkasm/checkasm.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/tests/checkasm/checkasm.h b/tests/checkasm/checkasm.h index a804c0e..fb5f8ed 100644 --- a/tests/checkasm/checkasm.h +++ b/tests/checkasm/checkasm.h @@ -284,15 +284,19 @@ void checkasm_stack_clobber(uint64_t clobber, ...); #define bench_new(...)\ do {\ if (checkasm_bench_func()) {\ - func_type *tfunc = func_new;\ + func_type *const tfunc = func_new;\ checkasm_set_signal_handler_state(1);\ uint64_t tsum = 0;\ int tcount = 0;\ for (int ti = 0; ti < BENCH_RUNS; ti++) {\ uint64_t t = readtime();\ + int talt = 0; (void)talt;\ tfunc(__VA_ARGS__);\ + talt = 1;\ tfunc(__VA_ARGS__);\ + talt = 0;\ tfunc(__VA_ARGS__);\ + talt = 1;\ tfunc(__VA_ARGS__);\ t = readtime() - t;\ if (t*tcount <= tsum*4 && ti > 0) {\ @@ -303,6 +307,7 @@ void checkasm_stack_clobber(uint64_t clobber, ...); checkasm_set_signal_handler_state(0);\ checkasm_update_bench(tcount, tsum);\ } else {\ + const int talt = 0; (void)talt;\ call_new(__VA_ARGS__);\ }\ } while (0) @@ -310,6 +315,10 @@ void checkasm_stack_clobber(uint64_t clobber, ...); #define bench_new(...) do {} while (0) #endif +/* Alternates between two pointers. Intended to be used within bench_new() + * calls for functions which modifies their input buffer(s) to ensure that + * throughput, and not latency, is measured. */ +#define alternate(a, b) (talt ? (b) : (a)) #define ROUND_UP(x,a) (((x)+((a)-1)) & ~((a)-1)) #define PIXEL_RECT(name, w, h) \ |