Add support for Marvell's PJ4 CPU

Add support for Marvell's PJ4 CPU

2013-01-18  Yi-Hsiu Hsu  <ahsu@marvell.com>
	    Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	* config/arm/marvell-pj4.md: New file.
	* config/arm/arm.c (arm_issue_rate): Add marvell_pj4.
	* config/arm/arm.md (generic_sched): Add marvell_pj4.
	(generic_vfp): Likewise.
	* config/arm/arm-cores.def: Add marvell-pj4.
	* config/arm/arm-tune.md: Regenerate.
	* config/arm/arm-tables.opt: Regenerate.
	* config/arm/bpabi.h (BE8_LINK_SPEC): Add marvell_pj4.
	* doc/invoke.texi: Document marvell-pj4.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@195295 138bc75d-0d04-0410-961f-82ee72b054a4