[Patch 3/6 arc] Deprecate MOVE_BY_PIECES_P, move to hookized version

Hi, This patch moves arc to TARGET_MOVE_BY_PIECES_PROFITABLE_P. While I am there, arc defines a macro CAN_MOVE_BY_PIECES, which is unused, so clean that up too. I tried building a compiler but no amount of fiddling with target strings got me to a sensible result, so this patch is completely

Re: [Patch 3/6 arc] Deprecate MOVE_BY_PIECES_P, move to hookized version

On 10/29/14 04:48, James Greenhalgh wrote: Hi, This patch moves arc to TARGET_MOVE_BY_PIECES_PROFITABLE_P. While I am there, arc defines a macro CAN_MOVE_BY_PIECES, which is unused, so clean that up too. I tried building a compiler but no amount of fiddling with target strings got me to a