Mips warning fixes:

Mips warning fixes:

        * mips.c (small_int): Mark parameter `mode' with ATTRIBUTE_UNUSED.
        (large_int): Likewise.
        (pc_or_label_operand): Likewise.
        (call_insn_operand): Likewise.
        (consttable_operand): Likewise.
        (m16_uimm3_b): Likewise.
        (m16_simm4_1): Likewise.
        (m16_nsimm4_1): Likewise.
        (m16_simm5_1): Likewise.
        (m16_nsimm5_1): Likewise.
        (m16_uimm5_4): Likewise.
        (m16_nuimm5_4): Likewise.
        (m16_simm8_1): Likewise.
        (m16_nsimm8_1): Likewise.
        (m16_uimm8_1): Likewise.
        (m16_nuimm8_1): Likewise.
        (m16_uimm8_m1_1): Likewise.
        (m16_uimm8_4): Likewise.
        (m16_nuimm8_4): Likewise.
        (m16_simm8_8): Likewise.
        (m16_nsimm8_8): Likewise.
        (m16_usym8_4): Likewise.
        (m16_usym5_4): Likewise.
        (mips_move_1word): Change type of variable `i' from int to size_t.
        (mips_move_2words): Likewise.
        (output_block_move): Mark parameter `libname' with ATTRIBUTE_UNUSED.
        (function_arg_advance): Use HOST_PTR_PRINTF to print an address.
        (function_arg): Likewise.
        (function_arg_partial_nregs): Mark parameter `named' with
        ATTRIBUTE_UNUSED.
        (override_options): Use ISDIGIT instead of isdigit.
        (mips_output_external): Mark parameter `file' with ATTRIBUTE_UNUSED.
        (final_prescan_insn): Likewise for parameters `opvec' and `noperands'.
        (save_restore_insns): Cast HOST_WIDE_INT arguments passed to
        function `fatal' to long before printing.  Use
        HOST_WIDE_INT_PRINT_DEC in fprintf.  Both changes done several
        times in this function.
        (function_prologue): Mark parameter `size' with ATTRIBUTE_UNUSED.
        (function_epilogue): Likewise for parameters `file' and `size'.
        Print an int with "%d" not "%ld".
        (mips_select_rtx_section): Mark parameter `x' with ATTRIBUTE_UNUSED.
        (mips_function_value): Likewise for parameter `func'.
        (function_arg_pass_by_reference): Likewise for parameters `cum'
        and `named'.
        (extend_operator): Likewise for parameter `mode'
        (highpart_shift_operator): Likewise.
        * mips.md (mul_acc_si): Remove unused variable `macc'.

From-SVN: r20443