This just makes it easier to visually compare the expected vs actual values, as well as the raw result from instructions.
Before: instructions: result 68719476753 running/enabled 13101961654 cycles: result 38077343785 running/enabled 13101725752 Looped for 68719476736 instructions, overhead 17 Expected 68719476753 Actual 68719476753 Delta 0, 0.000000% success: count_instructions After: instructions: result 64000000016 running/enabled 12197599964 cycles: result 35412471674 running/enabled 12197534110 Looped for 64000000000 instructions, overhead 16 Expected 64000000016 Actual 64000000016 Delta 0, 0.000000% success: count_instructions Signed-off-by: Michael Ellerman <[email protected]> --- .../selftests/powerpc/pmu/count_instructions.c | 24 +++++++++++----------- 1 file changed, 12 insertions(+), 12 deletions(-) diff --git a/tools/testing/selftests/powerpc/pmu/count_instructions.c b/tools/testing/selftests/powerpc/pmu/count_instructions.c index 56572f0b1eb2..4622117b24c0 100644 --- a/tools/testing/selftests/powerpc/pmu/count_instructions.c +++ b/tools/testing/selftests/powerpc/pmu/count_instructions.c @@ -112,23 +112,23 @@ static int test_body(void) overhead = determine_overhead(events); printf("Overhead of null loop: %llu instructions\n", overhead); - /* Run for 1M instructions */ - FAIL_IF(do_count_loop(events, 0x100000, overhead, true)); + /* Run for 1Mi instructions */ + FAIL_IF(do_count_loop(events, 1000000, overhead, true)); - /* Run for 10M instructions */ - FAIL_IF(do_count_loop(events, 0xa00000, overhead, true)); + /* Run for 10Mi instructions */ + FAIL_IF(do_count_loop(events, 10000000, overhead, true)); - /* Run for 100M instructions */ - FAIL_IF(do_count_loop(events, 0x6400000, overhead, true)); + /* Run for 100Mi instructions */ + FAIL_IF(do_count_loop(events, 100000000, overhead, true)); - /* Run for 1G instructions */ - FAIL_IF(do_count_loop(events, 0x40000000, overhead, true)); + /* Run for 1Bi instructions */ + FAIL_IF(do_count_loop(events, 1000000000, overhead, true)); - /* Run for 16G instructions */ - FAIL_IF(do_count_loop(events, 0x400000000, overhead, true)); + /* Run for 16Bi instructions */ + FAIL_IF(do_count_loop(events, 16000000000, overhead, true)); - /* Run for 64G instructions */ - FAIL_IF(do_count_loop(events, 0x1000000000, overhead, true)); + /* Run for 64Bi instructions */ + FAIL_IF(do_count_loop(events, 64000000000, overhead, true)); event_close(&events[0]); event_close(&events[1]); -- 1.9.1 _______________________________________________ Linuxppc-dev mailing list [email protected] https://lists.ozlabs.org/listinfo/linuxppc-dev
