winnt.c (i386_pe_seh_end_prologue): Move code to ...

winnt.c (i386_pe_seh_end_prologue): Move code to ...

2012-06-25  Tristan Gingold  <gingold@adacore.com>

	* config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
	(seh_cfa_adjust_cfa): ... that function.
	(seh_emit_stackalloc): Do not emit out of range values.
	* config/i386/i386.md: Delete unused UNSPEC_REG_SAVE,
	UNSPEC_DEF_CFA constants.
	* config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
	* config/i386/i386.c (ix86_frame_pointer_required): Required
	for very large frames on SEH target.
	(ix86_compute_frame_layout): Save area is before frame pointer
	on SEH target.  Handle very large frames.
	(ix86_expand_prologue): Likewise.

From-SVN: r188928