arm-protos.h (tune_params): New structure.
* arm-protos.h (tune_params): New structure.
* arm.c (current_tune): New variable.
(arm_constant_limit): Delete.
(struct processors): Add pointer to the tune parameters.
(arm_slowmul_tune): New tuning option.
(arm_fastmul_tune, arm_xscale_tune, arm_9e_tune): Likewise.
(all_cores): Adjust to pick up the tuning model.
(arm_constant_limit): New function.
(arm_override_options): Select the appropriate tuning model. Delete
initialization of arm_const_limit.
(arm_split_constant): Use the new constant-limit model.
(arm_rtx_costs): Pick up the current tuning model.
* arm.md (is_strongarm, is_xscale): Delete.
* arm-generic.md (load_ldsched_x, load_ldsched): Test explicitly
for Xscale variant architectures.
(mult_ldsched_strongarm, mult_ldsched): Similarly for StrongARM.
From-SVN: r158463