@@ -2613,7 +2613,7 @@ synth_mult (struct algorithm *alg_out, unsigned HOST_WIDE_INT t,
Thus we prefer addition in that case. */
&& t != 3))
{
- /* T ends with ...111. Multiply by (T + 1) and subtract 1. */
+ /* T ends with ...111. Multiply by (T + 1) and subtract T. */
op_cost = add_cost (speed, mode);
new_limit.cost = best_cost.cost - op_cost;
@@ -2633,7 +2633,7 @@ synth_mult (struct algorithm *alg_out, unsigned HOST_WIDE_INT t,
}
else
{
- /* T ends with ...01 or ...011. Multiply by (T - 1) and add 1. */
+ /* T ends with ...01 or ...011. Multiply by (T - 1) and add T. */
op_cost = add_cost (speed, mode);
new_limit.cost = best_cost.cost - op_cost;