* infrun.c (adjust_pc_after_break): Do not assume software single-step

	* infrun.c (adjust_pc_after_break): Do not assume software single-step
	is always active if SOFTWARE_SINGLE_STEP_P is true.
	(resume): Use gdbarch_software_single_step[_p] instead of
	SOFTWARE_SINGLE_STEP[_P].
	(handle_inferior_event): Do not check for SOFTWARE_SINGLE_STEP_P.

	* gdbarch.sh (software_single_step): Remove target macro.
	* gdbarch.h, gdbarch.c: Regenerate.