sparc.opt (mlra): New target option.

sparc.opt (mlra): New target option.

	* config/sparc/sparc.opt (mlra): New target option.
	* config/sparc/sparc.c (TARGET_LRA_P): Define to...
	(sparc_lra_p): ...this.  New function.
	(D_MODES, DF_MODES): Add missing cast.
	* config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
	provide these insns when flag_pic.
	(sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
	setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
	embmedany_brsum, embmedany_textuhi, embmedany_texthi,
	embmedany_textulo, embmedany_textlo): Likewise.
	(sethi_di_medlow_embmedany_pic): Provide it only when flag_pic.

Co-Authored-By: David S. Miller <davem@davemloft.net>
From-SVN: r243135