* gdbarch.sh (get_longjmp_target): Add FRAME argument.

	* gdbarch.sh (get_longjmp_target): Add FRAME argument.
	* gdbarch.c, gdbarch.h: Regenerate.
	* infrun.c (handle_inferior_event): Pass current frame to
	gdbarch_get_longjmp_target.

	* alpha-tdep.c (alpha_get_longjmp_target): Add FRAME argument.
	Read registers from FRAME instead of using read_register.
	Use get_frame_arch instead of current_gdbarch.
	* arm-tdep.c (arm_get_longjmp_target): Likewise.
	* i386-tdep.c (i386_get_longjmp_target): Likewise.
	* m68k-tdep.c (m68k_get_longjmp_target): Likewise.
	* mips-linux-tdep.c (mips_linux_get_longjmp_target): Likewise.
	(mips64_linux_get_longjmp_target): Likewise.
	* mipsnbsd-tdep.c (mipsnbsd_get_longjmp_target): Likewise.