pa.c (hppa_legitimize_address): Change references from SImode to either Pmode or word_mode as appropriate.

        * pa.c (hppa_legitimize_address): Change references from SImode to
        either Pmode or word_mode as appropriate.
        (emit_move_sequence, store_reg, load_reg): Likewise.
        (set_reg_plus_d, hppa_expand_prologue): Likewise.
        (output_mul_insn): Likewise.
        * pa.h (PROMOTE_MODE): Likewise.
        (INITIALZE_TRAMPOLINE): Likewise.
        (Pmode): Define to word_mode.

From-SVN: r28128