diff options
Diffstat (limited to 'test')
-rw-r--r-- | test/test_perfmon_cpu.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/test/test_perfmon_cpu.c b/test/test_perfmon_cpu.c index 60db729..8ecb241 100644 --- a/test/test_perfmon_cpu.c +++ b/test/test_perfmon_cpu.c @@ -55,9 +55,11 @@ test_run(void *arg) struct perfmon_event *ev_cycle, *ev_instruction; struct perfmon_group *group; int error; + uint64_t pmc_max; (void)arg; + pmc_max = (1 << perfmon_get_pmc_width()) - 1; error = perfmon_group_create(&group); error_check(error, "perfmon_group_create"); @@ -85,10 +87,9 @@ test_run(void *arg) printf("checking with overflow ...\n"); /* TODO: choose value depending of architecture */ - perfmon_event_write(ev_cycle, - UINT64_MAX - perfmon_event_read(ev_cycle) / 2); + perfmon_event_write(ev_cycle, pmc_max - perfmon_event_read(ev_cycle) / 2); perfmon_event_write(ev_instruction, - UINT64_MAX - perfmon_event_read(ev_instruction) / 3); + pmc_max - perfmon_event_read(ev_instruction) / 3); perfmon_event_reset(ev_cycle); perfmon_event_reset(ev_instruction); |