int bar7(Bar *pBar)
{
if (IsDebuggerPresent())
{
return 30;
}
return bar0(pBar) + bar1(pBar) + 2;
}
void TestReaderWriterLockOnNThreads(int nThreads) {
// Stress-test all interfaces
for (int pc=0; pc<=100; pc+=20) {
REMARK("Testing with %d threads, percent of MAX_WORK=%d...", nThreads, pc);
StressRWLBody myStressBody(nThreads, pc);
NativeParallelFor(nThreads, myStressBody);
REMARK(" OK.\n");
}
int i;
n_tested__sim_readers = 0;
REMARK("Testing with %d threads, direct/unscoped locking mode...", nThreads); // TODO: choose direct or unscoped?
// TODO: refactor the following two for loops into a shared function
for( i=0; i<100; ++i ) {
Harness::SpinBarrier bar0(nThreads);
CorrectRWLBody myCorrectBody(nThreads,bar0);
active_writers = active_readers = 0;
sim_readers = false;
NativeParallelFor(nThreads, myCorrectBody);
if( sim_readers || nThreads==1 ) {
if( ++n_tested__sim_readers>5 )
break;
}
}
ASSERT(i<100, "There were no simultaneous readers.");
REMARK(" OK.\n");
n_tested__sim_readers = 0;
REMARK("Testing with %d threads, scoped locking mode...", nThreads);
for( i=0; i<100; ++i ) {
Harness::SpinBarrier bar0(nThreads);
CorrectRWLScopedBody myCorrectScopedBody(nThreads, bar0);
active_writers = active_readers = 0;
sim_readers = false;
NativeParallelFor(nThreads, myCorrectScopedBody);
if( sim_readers || nThreads==1 ) {
if( ++n_tested__sim_readers>5 )
break;
}
}
ASSERT(i<100, "There were no simultaneous readers.");
REMARK(" OK.\n");
}
void
foo0 (long a, long b)
{
float c[0];
b = 0;
for (; b < a; b++)
c[b] = bar0 (c[b]);
dummy0 (c);
}
void
foo (int a)
{
if (a < 100)
return;
if (200 < a)
return;
switch (a)
{
case 99: bar0 (); return;
case 100: bar1 (); return;
case 101: bar2 (); return;
case 102: bar3 (); return;
}
}
int bar2(Bar *pBar)
{
return bar0(pBar) + bar1(pBar) + 2;
}
void foobar() { bar0(); bar0(); bar0(); }
