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Check that a want after the exit's RivaTuner restore changes nothing: the restore marks the run closed before anything else and rtss_limit_want returns on it, which the exit order relies on now that the restore runs before the pipeline save while frames still come.

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Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
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chrg6
2026-11-13 18:46:50 -05:00
parent d9940113ef
commit 419e173e8a
1 changed files with 13 additions and 0 deletions
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13
tests/exit_order_check.py
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@@ -192,6 +192,19 @@ def static_checks():
ok = None not in pos and pos[0] < pos[1]
print(f'rt_exit_steps: RivaTuner\'s profile put back before the pipeline save: {"ok" if ok else "FAIL"}')
bad += not ok
# the presents during the pipeline save do not undo that restore: rtss_limit_restore marks the run closed before
# anything else (an exit before RTSS was ever asked included), and rtss_limit_want returns on it before it changes
# the want or starts the worker (runtime/rtss_limit.c; tests/rtss_worker_check.c runs it against a fake RTSS)
rl = strip_comments((RT / 'rtss_limit.c').read_text(encoding='utf-8'))
restore = function(rl, 'void rtss_limit_restore(void) {')
want = function(rl, 'void rtss_limit_want(int64_t mhz) {')
restore, want = restore[restore.index('{') + 1:], want[want.index('{') + 1:]
closed, back = restore.find('&closed, 1)'), restore.find('return')
guard, ret, store = want.find('closed'), want.find('return'), want.find('&want,')
ok = 0 <= closed and (back < 0 or closed < back) and 0 <= guard < ret < store
print(f'rtss_limit.c: after rt_exit_steps\' restore a want changes nothing (closed set first, want returns on it): '
f'{"ok" if ok else "FAIL"}')
bad += not ok
flush = strip_comments(function(perf, 'void perf_summary_flush(void)'))
present = strip_comments(function(perf, 'void perf_present(uint64_t frame)'))
e, f, s, l = (present.find(x) for x in ('ft_enter()', 'ft_frame(', 'session_report(', 'ft_leave()'))