* gdbarch.sh (addr_bits_remove): Change type to 'm'.

	* gdbarch.sh (addr_bits_remove): Change type to 'm'.
	(smash_text_address): Likewise.
	* gdbarch.c, gdbarch.h: Regenerate.

	* arch-utils.c (core_addr_identity): Add gdbarch parameter.
	* arch-utils.h (core_addr_identity): Likewise.
	* arm-tdep.c (arm_addr_bits_remove): Likewise.
	(arm_smash_text_address): Likewise.
	* hppa-tdep.c (hppa_smash_text_address): Likewise.
	* m88k-tdep.c (m88k_addr_bits_remove): Likewise.
	* s390-tdep.c (s390_addr_bits_remove): Likewise.

	* mips-tdep.c (mips_addr_bits_remove): Add gdbarch parameter.
	Use it instead of current_gdbarch.

	* arm-tdep.c (arm_prologue_prev_register, arm_unwind_pc,
	arm_dwarf2_prev_register): Update calls.
	* m88k-tdep.c (m88k_unwind_pc): Update call.