New define insn pattern for epilogue with floating point registers (DFmode) and...

New define insn pattern for epilogue with floating point registers (DFmode) and...

New define insn pattern for epilogue with floating point registers (DFmode)
and a new function that emits RTL for this pattern. This function is a
helper for epilogue extension. It is used by a later patch.

gcc/

2012-06-18  Ian Bolton  <ian.bolton@arm.com>
            Sameera Deshpande  <sameera.deshpande@arm.com>
            Greta Yorsh  <greta.yorsh@arm.com>

        * config/arm/arm.md (vfp_pop_multiple_with_writeback) New
	define_insn.
        * config/arm/predicates.md (pop_multiple_fp) New special predicate.
        * config/arm/arm.c (arm_emit_vfp_multi_reg_pop): New function.

Co-Authored-By: Greta Yorsh <greta.yorsh@arm.com>
Co-Authored-By: Sameera Deshpande <sameera.deshpande@arm.com>
From-SVN: r188740