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vm: fix scrub-league assert abuse

Joe Groff 2011-11-01 23:02:14 -07:00
parent fe295e0dc6
commit 7f1088ef4e
1 changed files with 8 additions and 3 deletions
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11
vm/os-windows.cpp
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@ -304,15 +304,20 @@ void factor_vm::open_console()
void factor_vm::sampler_thread_loop()
{
LARGE_INTEGER counter, new_counter, units_per_second;
bool ok;
assert(QueryPerformanceFrequency(&units_per_second));
ok = QueryPerformanceFrequency(&units_per_second);
assert(ok);
ok = QueryPerformanceCounter(&counter);
assert(ok);
assert(QueryPerformanceCounter(&counter));
counter.QuadPart *= samples_per_second;
while (atomic::load(&sampling_profiler_p))
{
SwitchToThread();
assert(QueryPerformanceCounter(&new_counter));
ok = QueryPerformanceCounter(&new_counter);
assert(ok);
new_counter.QuadPart *= samples_per_second;
cell samples = 0;
while (new_counter.QuadPart - counter.QuadPart > units_per_second.QuadPart) {