* config/alpha/alpha.c (alpha_align_insns): Use align_functions,
        not FUNCTION_BOUNDARY.
        * config/alpha/alpha.h (TRAMPOLINE_ALIGNMENT): New.
        * config/alpha/alpha32.h, config/alpha/vms.h: Likewise.
        * config/alpha/unicosmk.h (FUNCTION_BOUNDARY): Remove.

From-SVN: r47819