Use mps_root_create_thread in preference to mps_root_create_reg.
New test harness run_test passes pointer to cold end of stack, since this is needed by many tests.
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Change: 195917
Reduce the amount of work done by some test cases, to make the suite easier to run.
Update the list of passing test cases.
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Change: 186030
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Smoke tests for AMCZ -- add it to amcss, amcsshe, amcssth, finaltest and walkt0.
Smoke tests for LO -- add it to walkt0.
Fix finaltest for AMC and AWL -- need to allocate in generation 0 to get prompt finalization. (Also fix MMQA test function/51.c.)
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Change: 185327
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