* config/m68hc11/m68hc11.h (CONST_COSTS): Make the cost of
constants cheap after reload.
* config/m68hc11/m68hc11.c (m68hc11_shift_cost): Shift by 16 and 32
are cheap.
(m68hc11_rtx_costs): Cost of multiplication by 65536 is expensive
so that gcc prefers a shift by 16.
(m6811_cost, m6812_cost): Make the shift cheap compared to an add.
From-SVN: r41834
