4 ms·
BOLT is only good for ~2% in this scenario, which is about what I would have expected from glancing at the profiles. -Os is much slower, as I would have expect
by jeffbee 2y ago
BOLT is only good for ~2% in this scenario, which is about what I would have expected from glancing at the profiles.
-Os is much slower, as I would have expected. Nothing in the perf data suggested high L1i miss rate. The .text of the "size optimized" program is, for some reason, 16x larger.