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PR target/3144 * expr.c (move_by_pieces_ninsns): Add max_size argument. (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to it. (CLEAR_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to it. (STORE_BY_PIECES_P): Define similarly to CLEAR_BY_PIECES_P, but using MOVE_RATIO. (move_by_pieces): Pass max_size to move_by_pieces_ninsns. (can_store_by_pieces): Change max_size type to unsigned int. (store_by_pieces_1): Likewise. Pass max_size to move_by_pieces_ninsns. * config/s390/s390.h (STORE_BY_PIECES_P): Define. * config/sh/sh.c (MOVE_BY_PIECES_P): Pass MOVE_MAX_PIECES + 1 to move_by_pieces_ninsns. (STORE_BY_PIECES_P): Define. * config/ns32k/ns32k.h (STORE_BY_PIECES_P): Pass STORE_MAX_PIECES + 1 to move_by_pieces_ninsns. * doc/tm.texi (STORE_BY_PIECES_P): Document changed default. * config/i386/i386.h (CLEAR_RATIO): Define. From-SVN: r85750
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