-extern void literal_section PARAMS ((void));
-extern void override_options PARAMS ((void));
-extern int zap_mask PARAMS ((HOST_WIDE_INT));
-extern int direct_return PARAMS ((void));
-
-extern int alpha_sa_size PARAMS ((void));
-extern int alpha_pv_save_size PARAMS ((void));
-extern int alpha_using_fp PARAMS ((void));
-extern void alpha_write_verstamp PARAMS ((FILE *));
-extern void alpha_expand_prologue PARAMS ((void));
-extern void alpha_expand_epilogue PARAMS ((void));
-extern void alpha_output_filename PARAMS ((FILE *, const char *));
-extern void alpha_output_lineno PARAMS ((FILE *, int));
-
-#ifdef RTX_CODE
-extern int reg_or_0_operand PARAMS ((rtx, enum machine_mode));
-extern int reg_or_6bit_operand PARAMS ((rtx, enum machine_mode));
-extern int reg_or_8bit_operand PARAMS ((rtx, enum machine_mode));
-extern int cint8_operand PARAMS ((rtx, enum machine_mode));
-extern int add_operand PARAMS ((rtx, enum machine_mode));
-extern int sext_add_operand PARAMS ((rtx, enum machine_mode));
-extern int const48_operand PARAMS ((rtx, enum machine_mode));
-extern int and_operand PARAMS ((rtx, enum machine_mode));
-extern int or_operand PARAMS ((rtx, enum machine_mode));
-extern int mode_width_operand PARAMS ((rtx, enum machine_mode));
-extern int mode_mask_operand PARAMS ((rtx, enum machine_mode));
-extern int mul8_operand PARAMS ((rtx, enum machine_mode));
-extern int fp0_operand PARAMS ((rtx, enum machine_mode));
-extern int reg_or_fp0_operand PARAMS ((rtx, enum machine_mode));
-extern int hard_fp_register_operand PARAMS ((rtx, enum machine_mode));
-extern int hard_int_register_operand PARAMS ((rtx, enum machine_mode));
-extern int reg_or_cint_operand PARAMS ((rtx, enum machine_mode));
-extern int some_operand PARAMS ((rtx, enum machine_mode));
-extern int some_ni_operand PARAMS ((rtx, enum machine_mode));
-extern int input_operand PARAMS ((rtx, enum machine_mode));
-extern int current_file_function_operand PARAMS ((rtx, enum machine_mode));
-extern int direct_call_operand PARAMS ((rtx, enum machine_mode));
-extern int local_symbolic_operand PARAMS ((rtx, enum machine_mode));
-extern int small_symbolic_operand PARAMS ((rtx, enum machine_mode));
-extern int some_small_symbolic_operand PARAMS ((rtx, enum machine_mode));
-extern int global_symbolic_operand PARAMS ((rtx, enum machine_mode));
-extern int call_operand PARAMS ((rtx, enum machine_mode));
-extern int symbolic_operand PARAMS ((rtx, enum machine_mode));
-extern int alpha_comparison_operator PARAMS ((rtx, enum machine_mode));
-extern int alpha_zero_comparison_operator PARAMS ((rtx, enum machine_mode));
-extern int alpha_swapped_comparison_operator PARAMS ((rtx, enum machine_mode));
-extern int signed_comparison_operator PARAMS ((rtx, enum machine_mode));
-extern int alpha_fp_comparison_operator PARAMS ((rtx, enum machine_mode));
-extern int divmod_operator PARAMS ((rtx, enum machine_mode));
-extern int aligned_memory_operand PARAMS ((rtx, enum machine_mode));
-extern int unaligned_memory_operand PARAMS ((rtx, enum machine_mode));
-extern int reg_or_unaligned_mem_operand PARAMS ((rtx, enum machine_mode));
-extern int any_memory_operand PARAMS ((rtx, enum machine_mode));
-extern int reg_not_elim_operand PARAMS ((rtx, enum machine_mode));
-extern int normal_memory_operand PARAMS ((rtx, enum machine_mode));
-extern int reg_no_subreg_operand PARAMS ((rtx, enum machine_mode));
-extern int addition_operation PARAMS ((rtx, enum machine_mode));
-
-extern bool alpha_const_ok_for_letter_p PARAMS ((HOST_WIDE_INT, int));
-extern bool alpha_const_double_ok_for_letter_p PARAMS ((rtx, int));
-extern bool alpha_extra_constraint PARAMS ((rtx, int));
-
-extern rtx alpha_tablejump_addr_vec PARAMS ((rtx));
-extern rtx alpha_tablejump_best_label PARAMS ((rtx));
-
-extern bool alpha_legitimate_address_p PARAMS ((enum machine_mode, rtx, int));
-extern rtx alpha_legitimize_address PARAMS ((rtx, rtx, enum machine_mode));
-extern rtx alpha_legitimize_reload_address PARAMS ((rtx, enum machine_mode,
- int, int, int));
-
-extern rtx split_small_symbolic_operand PARAMS ((rtx));
-
-extern void get_aligned_mem PARAMS ((rtx, rtx *, rtx *));
-extern rtx get_unaligned_address PARAMS ((rtx, int));
-extern enum reg_class alpha_preferred_reload_class PARAMS ((rtx,
- enum reg_class));
-extern enum reg_class secondary_reload_class PARAMS ((enum reg_class,
- enum machine_mode,
- rtx, int));
-
-extern void alpha_set_memflags PARAMS ((rtx, rtx));
-extern rtx alpha_emit_set_const PARAMS ((rtx, enum machine_mode,
- HOST_WIDE_INT, int));
-extern rtx alpha_emit_set_long_const PARAMS ((rtx, HOST_WIDE_INT,
- HOST_WIDE_INT));
-extern bool alpha_expand_mov PARAMS ((enum machine_mode, rtx *));
-extern bool alpha_expand_mov_nobwx PARAMS ((enum machine_mode, rtx *));
-extern void alpha_emit_floatuns PARAMS ((rtx[]));
-extern rtx alpha_emit_conditional_branch PARAMS ((enum rtx_code));
-extern rtx alpha_emit_setcc PARAMS ((enum rtx_code));
-extern rtx alpha_emit_conditional_move PARAMS ((rtx, enum machine_mode));
-extern int alpha_split_conditional_move PARAMS ((enum rtx_code, rtx, rtx,
- rtx, rtx));
-extern void alpha_emit_xfloating_arith PARAMS ((enum rtx_code, rtx[]));
-extern void alpha_emit_xfloating_cvt PARAMS ((enum rtx_code, rtx[]));
-extern void alpha_split_tfmode_pair PARAMS ((rtx[]));
-extern void alpha_split_tfmode_frobsign PARAMS ((rtx[],
- rtx (*)(rtx, rtx, rtx)));
-extern void alpha_expand_unaligned_load PARAMS ((rtx, rtx, HOST_WIDE_INT,
- HOST_WIDE_INT, int));
-extern void alpha_expand_unaligned_store PARAMS ((rtx, rtx, HOST_WIDE_INT,
- HOST_WIDE_INT));
-extern int alpha_expand_block_move PARAMS ((rtx []));
-extern int alpha_expand_block_clear PARAMS ((rtx []));
-extern rtx alpha_return_addr PARAMS ((int, rtx));
-extern rtx alpha_gp_save_rtx PARAMS ((void));
-extern void print_operand PARAMS ((FILE *, rtx, int));
-extern void print_operand_address PARAMS ((FILE *, rtx));
-extern void alpha_initialize_trampoline PARAMS ((rtx, rtx, rtx, int, int, int));
-extern void alpha_reorg PARAMS ((rtx));
-#endif /* RTX_CODE */
+extern void literal_section (void);
+extern void override_options (void);
+extern int zap_mask (HOST_WIDE_INT);
+extern int direct_return (void);
+
+extern int alpha_sa_size (void);
+extern HOST_WIDE_INT alpha_initial_elimination_offset (unsigned int,
+ unsigned int);
+extern int alpha_pv_save_size (void);
+extern int alpha_using_fp (void);
+extern void alpha_expand_prologue (void);
+extern void alpha_expand_epilogue (void);
+extern void alpha_output_filename (FILE *, const char *);
+
+extern rtx alpha_tablejump_addr_vec (rtx);
+extern rtx alpha_tablejump_best_label (rtx);
+
+extern bool alpha_legitimate_constant_p (rtx);
+extern bool alpha_legitimate_address_p (enum machine_mode, rtx, int);
+extern rtx alpha_legitimize_address (rtx, rtx, enum machine_mode);
+extern rtx alpha_legitimize_reload_address (rtx, enum machine_mode,
+ int, int, int);
+
+extern rtx split_small_symbolic_operand (rtx);
+
+extern void get_aligned_mem (rtx, rtx *, rtx *);
+extern rtx get_unaligned_address (rtx);
+extern rtx get_unaligned_offset (rtx, HOST_WIDE_INT);
+extern enum reg_class alpha_preferred_reload_class (rtx, enum reg_class);
+
+extern void alpha_set_memflags (rtx, rtx);
+extern bool alpha_split_const_mov (enum machine_mode, rtx *);
+extern bool alpha_expand_mov (enum machine_mode, rtx *);
+extern bool alpha_expand_mov_nobwx (enum machine_mode, rtx *);
+extern void alpha_expand_movmisalign (enum machine_mode, rtx *);
+extern void alpha_emit_floatuns (rtx[]);
+extern rtx alpha_emit_conditional_move (rtx, enum machine_mode);
+extern void alpha_split_tmode_pair (rtx[], enum machine_mode, bool);
+extern void alpha_split_tfmode_frobsign (rtx[], rtx (*)(rtx, rtx, rtx));
+extern void alpha_expand_unaligned_load (rtx, rtx, HOST_WIDE_INT,
+ HOST_WIDE_INT, int);
+extern void alpha_expand_unaligned_store (rtx, rtx, HOST_WIDE_INT,
+ HOST_WIDE_INT);
+extern int alpha_expand_block_move (rtx []);
+extern int alpha_expand_block_clear (rtx []);
+extern rtx alpha_expand_zap_mask (HOST_WIDE_INT);
+extern void alpha_expand_builtin_vector_binop (rtx (*)(rtx, rtx, rtx),
+ enum machine_mode,
+ rtx, rtx, rtx);
+extern rtx alpha_return_addr (int, rtx);
+extern rtx alpha_gp_save_rtx (void);
+extern void print_operand (FILE *, rtx, int);
+extern void print_operand_address (FILE *, rtx);
+extern void alpha_initialize_trampoline (rtx, rtx, rtx, int, int, int);
+
+extern rtx alpha_va_arg (tree, tree);
+extern rtx function_arg (CUMULATIVE_ARGS, enum machine_mode, tree, int);
+extern rtx function_value (const_tree, const_tree, enum machine_mode);
+
+extern void alpha_start_function (FILE *, const char *, tree);
+extern void alpha_end_function (FILE *, const char *, tree);
+
+extern int alpha_find_lo_sum_using_gp (rtx);