pa.c (hppa_profile_hook): Allocate stack space for register parameters.

pa.c (hppa_profile_hook): Allocate stack space for register parameters.

	* config/pa/pa.c (hppa_profile_hook): Allocate stack space for
	register parameters.  Remove code to initialize argument pointer
	on TARGET_64BIT.  Optimize call to _mcount when it can be reached
	using a pc-relative branch.  Cleanup conditional code.
	* config/pa/pa.md (call_mcount): New expander.
	(call_mcount_nonpic): New insn.
	(call_mcount_pic): New insn and split.
	(call_mcount_pic_post_reload): New insn.
	(call_mcount_64bit): New insn and split.
	(call_mcount_64bit_post_reload): New insn.

From-SVN: r238414