* config/mips/mips.c (mips_add_large_offset_to_sp): New function.
(mips_annotate_frame_insn): New function.
(mips_emit_frame_related_store): New function.
(save_restore_insns): Don't mark instructions that set up the base
registers as frame-related. Add REG_FRAME_RELATED_EXPR notes to
the store instructions instead.
(mips_expand_prologue): If the stack size is moved into a temporary
register, do not mark that move as frame-related. Add a
REG_FRAME_RELATED_EXPR note to the stack adjustment instruction.
From-SVN: r44761
