i386.h (FIRST_PSEUDO_REGISTER): Define to 53.

i386.h (FIRST_PSEUDO_REGISTER): Define to 53.

	* config/i386/i386.h (FIRST_PSEUDO_REGISTER): Define to 53.
	(FIXED_REGISTERS, CALL_USED_REGISTERS): Remove dir register.
	(REG_ALLOC_ORDER): Remove one element due to removal of dir register.
	(FRAME_POINTER_REGNUM): Update register number to 20.
	(REG_CLASS_CONTENTS): Update contents due to removed dir register.
	(HI_REGISTER_NAMES): Remove "dirflag".

	* config/i386/i386.c (regclass_map): Remove dirflag entry.
	(dbx_register_map, dbx64_register_map, svr4_dbx_register_map):
	Remove "dir" entry.
	(ix86_md_asm_clobbers): Remove "dirflag" default asm clobber.

	* config/i386/i386.md (R10_REG, R11_REG): Renumber.
	(sse_prologue_save, *sse_prologue_save_insn): Renumber
	hardcoded SSE register numbers.

	* config/i386/mmx.md (mmx_emms, mmx_femms): Renumber
	hardcoded MMX register numbers.

From-SVN: r119839