* alpha.c (alpha_sr_alias_set): New variable.
        (override_options): Set it.
        (alpha_expand_prologue, alpha_expand_epilogue): Use it.
        (mode_mask_operand): Fix signed-unsigned comparision warning.
        (alpha_expand_block_move): Likewise.
        (print_operand): Likewise.
        (get_aligned_mem): Use change_address.
        (alpha_set_memflags, alpha_set_memflags_1): Set the alias set.
        (alphaev4_insn_pipe, alphaev4_next_group): New functions.
        (alphaev4_next_nop, alphaev5_next_nop): New functions.
        (alpha_align_insns): Remade from old alphaev5_align_insns
        to handle multiple processors.
        (alpha_reorg): Call alpha_align_insns for both ev4 and ev5.
        * output.h (label_to_alignment): Prototype.

From-SVN: r22505