* i386-tdep.h (struct gdbarch_tdep): Add i386_eflags_type and
i386_mxcsr_type members.
(i386_eflags_type): Make into function.
(i386_mxcsr_type): Likewise.
* i386-tdep.c (i386_eflags_type): Make into function.
(i386_mxcsr_type): Likewise.
(i386_register_type): Update uses.
(i386_init_types): Remove.
(_initialize_i386_tdep): Do not call it.
* amd64-tdep.c (amd64_register_type): Update uses.
* m68k-tdep.h (struct gdbarch_tdep): Add m68k_ps_type member.
* m68k-tdep.c (m68k_ps_type): Make into function.
(m68k_register_type): Update use.
(m68k_init_types): Remove.
(_initialize_m68k_tdep): Do not call it.
* sparc-tdep.h (struct gdbarch_tdep): Add sparc_psr_type,
sparc_fsr_type, sparc64_pstate_type, sparc64_fsr_type, and
sparc64_fprs_type members.
* sparc-tdep.c (sparc_psr_type): Make into function.
(sparc_fsr_type): Likewise.
(sparc32_register_type): Update uses.
(sparc_init_types): Remove.
(_initialize_sparc_tdep): Do not call it.
* sparc64-tdep.c (sparc64_pstate_type): Make into function.
(sparc64_fsr_type): Likewise.
(sparc64_fprs_type): Likewise.
(sparc64_register_type): Update uses.
(sparc64_init_types): Remove.
(_initialize_sparc64_tdep): Likewise.