nir: Recognize (a < c || b < c) as min(a, b) < c.

... and (a >= c) || (b >= c) as max(a, b) >= c.

Similar to commit 97e6c1b9.

total instructions in shared programs: 6182276 -> 6182180 (-0.00%)
instructions in affected programs:     6400 -> 6304 (-1.50%)
helped:                                68
HURT:                                  4

Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Glenn Kennard <glenn.kennard@gmail.com>
1 file changed