mips.c (mips_emit_loadgp): Replace gen_* calls with separate gen_*_si and gen_*_di calls.

gcc/
	* config/mips/mips.c (mips_emit_loadgp): Replace gen_* calls with
	separate gen_*_si and gen_*_di calls.  Pass pic_offset_table_rtx
	as the first argument.
	* config/mips/mips.md (loadgp_newabi, loadgp_absolute)
	(loadgp_rtp): Rename to...
	(loadgp_newabi_<mode>, loadgp_absolute<mode>, loadgp_rtp<mode>):
	...these.  Add modes to all operands.  Add the target register
	as an operand.  Combine loadgp_rtp<mode> with its splitter.

From-SVN: r131118