PR target/44755
	* config.gcc (picochip-*): Add t-pnt16-warn to tmake_file.
	* config/t-pnt16-warn: New file.
	* config/picochip/picochip.c (picochip_emit_stack_allocate):
	Use add_reg_note.
	(picochip_emit_save_register): Likewise.
	(picochip_emit_restore_register): Remove variable insn.
	(picochip_legitimize_address): Don't use C++ style comments.
	(picochip_legitimize_reload_address): Likewise.
	(reorder_var_tracking_notes): Remove variable vliw_start.
	(picochip_reorg): Cast first arguemnt to emit_note_after to
	enum insn_note.
	(picochip_expand_builtin_2op): Use EXPAND_NORMAL.
	(picochip_expand_builtin_3op): Likewise.
	(picochip_expand_builtin_2opvoid): Likewise.
	(picochip_expand_array_get, picochip_expand_array_put): Likewise.
	(picochip_expand_array_testport): Likewise.
	(picochip_init_builtins): Remove unused variables.
	* config/picochip/picochip.h (ASM_FORMAT_PRIVATE_NAME): Cast LABELNO
	to unsigned long, and output it as such.
	(ASM_OUTPUT_SKIP): Use HOST_WIDE_INT_PRINT_UNSIGNED.
	* config/picochip/picochip.md (movhicc): Remove nonsense statement.
	(schedType): Cast result of picochip_schedule_type to
	enum attr_schedType.

From-SVN: r166499