CONFIG_RETPOLINE has severely degraded indirect function call
performance, so it's worth putting some effort into reducing
the number of times cmp() is called.
This patch avoids badly unbalanced merges on unlucky input sizes.
It slightly increases the code size, but saves an average of 0.2*n
CONFIG_RETPOLINE has severely degraded indirect function call
performance, so it's worth putting some effort into reducing
the number of times cmp() is called.
This patch avoids badly unbalanced merges on unlucky input sizes.
It slightly increases the code size, but saves an average of 0.2*n
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