[PATCH 108/236] reload: Use rtx_insn (also touches caller-save.c and config/arc/arc)

[Jeff Law]

On 08/06/14 11:21, David Malcolm wrote:
> gcc/
> 	* reload.h (struct insn_chain): Strengthen field "insn" from rtx
> 	to rtx_insn *.
> 	(find_reloads): Likewise for param 1.
> 	(subst_reloads): Likewise for sole param.
> 	(find_equiv_reg): Likwise for param 2.
> 	(regno_clobbered_p): Likwise for param 2.
> 	(reload): Likewise for param 1.
>
> 	* caller-save.c (save_call_clobbered_regs): Strengthen local
> 	"insn" from rtx to rtx_insn *.
> 	(insert_one_insn): Likewise for local "insn".
>
> 	* reload.c (this_insn): Likewise for this global.
> 	(find_reloads): Likewise for param "insn".
> 	(find_reloads_toplev): Likewise.
> 	(find_reloads_address): Likewise.
> 	(subst_reg_equivs): Likewise.
> 	(update_auto_inc_notes): Likewise.
> 	(find_reloads_address_1): Likewise.
> 	(find_reloads_subreg_address): Likewise.
> 	(subst_reloads): Likewise.
> 	(find_equiv_reg): Likewise, also for local "p".
> 	(regno_clobbered_p): Likewise for param "insn".
>
> 	* reload1.c (reg_reloaded_insn): Likewise for the elements of this
> 	array.
> 	(spill_reg_store): Likewise for the elements of this array.
> 	(remove_init_insns): Likewise for local "equiv_insn".
> 	(will_delete_init_insn_p): Likewise for param "insn".
> 	(reload): Likewise for param ""first" and local "insn".
> 	(calculate_needs_all_insns): Strengthen local "insn" from rtx to
> 	rtx_insn *.
> 	(calculate_elim_costs_all_insns): Likewise.
> 	(delete_caller_save_insns): Likewise.
> 	(spill_failure): Likewise for param "insn".
> 	(delete_dead_insn): Likewise.
> 	(set_label_offsets): Likewise.
> 	(eliminate_regs_in_insn): Likewise, also for locals "base_insn" and
> 	"prev_insn".
> 	(elimination_costs_in_insn): Likewise for param "insn".
> 	(set_initial_eh_label_offset): Replace use of NULL_RTX with NULL
> 	when referring to an insn.
> 	(set_initial_label_offsets): Likewise.
> 	(set_offsets_for_label): Strengthen param "insn" from rtx to
> 	rtx_insn *.
> 	(init_eliminable_invariants): Likewise for param "first" and local
> 	"insn".
> 	(fixup_eh_region_note): Likewise for param "insn".
> 	(reload_as_needed): Likewise for locals "prev", "insn",
> 	"old_next", "old_prev", "next".
> 	(gen_reload_chain_without_interm_reg_p): Likewise for locals "insn",
> 	"last".
> 	(reload_inheritance_insn): Strengthen elements of this array from
> 	rtx to rtx_insn *.
> 	(failed_reload): Likewise for param "insn".
> 	(choose_reload_regs): Likewise for local "insn".  Replace use of
> 	NULL_RTX with NULL when referring to an insn.
> 	(input_reload_insns): Strengthen elements of this array from rtx
> 	to rtx_insn *.
> 	(other_input_address_reload_insns): Likewise for this global.
> 	(other_input_reload_insns): Likewise for this global.
> 	(input_address_reload_insns): Likwise for the elements of this
> 	array.
> 	(inpaddr_address_reload_insns): Likwise for the elements of this
> 	array.
> 	(output_reload_insns): Likewise for the elements of this array.
> 	(output_address_reload_insns): Likewise for the elements of this
> 	array.
> 	(outaddr_address_reload_insns): Likewise for the elements of this
> 	array.
> 	(operand_reload_insns): Likewise for this global.
> 	(other_operand_reload_insns): Likewise for this global.
> 	(other_output_reload_insns): Likewise for the elements of this
> 	array.
> 	(new_spill_reg_store): Likewise for the elements of this
> 	array.
> 	(emit_input_reload_insns): Likewise for locals "insn", "temp".
> 	Strengthen local "where" from rtx * to rtx_insn **.
> 	(emit_output_reload_insns): Strengthen locals "insn", "p", "next"
> 	from rtx to rtx_insn *.
> 	(do_input_reload): Likewise for local "insn".
> 	(do_output_reload): Likewise for local "insn".
> 	(emit_reload_insns): Likewise for locals "insn" and "store_insn".
> 	(emit_insn_if_valid_for_reload): Likewise for return type and local
> 	"last".  Add checked cast to rtx_insn when returning "insn" since
> 	this has been through emit_insn.
> 	(gen_reload): Strengthen return type and locals "last", "insn", "set"
> 	from rtx to rtx_insn *.  Add checked cast to rtx_insn when
> 	returning "insn" since it's been through
> 	emit_insn_if_valid_for_reload at this point.
> 	(delete_output_reload): Strengthen param "insn" and locals
> 	"output_reload_insn", "i2" from rtx to rtx_insn *.
> 	(delete_address_reloads): Likewise for params "dead_insn",
> 	"current_insn" and locals "prev", "next".
> 	(delete_address_reloads_1): Likewise for params "dead_insn",
> 	"current_insn" and locals "prev", "i2".
> 	(inc_for_reload): Likewise for locals "last", "add_insn".
> 	(add_auto_inc_notes): Strengthen param "insn" from rtx to
> 	rtx_insn *.
>
> 	* config/arc/arc-protos.h (regno_clobbered_p): Likewise for 2nd
> 	param of this duplicate of the prototype from reload.h
OK.
jeff