/* Prototypes for alpha.c functions used in the md file & elsewhere.   Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc.This file is part of GNU CC.GNU CC is free software; you can redistribute it and/or modifyit under the terms of the GNU General Public License as published bythe Free Software Foundation; either version 2, or (at your option)any later version.GNU CC is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY; without even the implied warranty ofMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See theGNU General Public License for more details.You should have received a copy of the GNU General Public Licensealong with GNU CC; see the file COPYING.  If not, write tothe Free Software Foundation, 59 Temple Place - Suite 330,Boston, MA 02111-1307, USA.  */extern int alpha_next_sequence_number;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));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 reg_or_const_int_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 const0_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 dtp16_symbolic_operand PARAMS ((rtx, enum machine_mode));extern int dtp32_symbolic_operand PARAMS ((rtx, enum machine_mode));extern int gotdtp_symbolic_operand PARAMS ((rtx, enum machine_mode));extern int tp16_symbolic_operand PARAMS ((rtx, enum machine_mode));extern int tp32_symbolic_operand PARAMS ((rtx, enum machine_mode));extern int gottp_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_move PARAMS ((rtx, enum machine_mode));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_expand_zap_mask PARAMS ((HOST_WIDE_INT));extern void alpha_expand_builtin_vector_binop PARAMS ((rtx (*)(rtx, rtx, rtx),						       enum machine_mode,						       rtx, rtx, 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));extern tree alpha_build_va_list PARAMS ((void));extern void alpha_va_start PARAMS ((tree, rtx));extern rtx alpha_va_arg PARAMS ((tree, tree));extern rtx function_arg PARAMS ((CUMULATIVE_ARGS, enum machine_mode,				 tree, int));extern void alpha_start_function PARAMS ((FILE *, const char *, tree));extern void alpha_end_function PARAMS ((FILE *, const char *, tree));extern int alpha_find_lo_sum_using_gp PARAMS ((rtx));#ifdef REAL_VALUE_TYPEextern int check_float_value PARAMS ((enum machine_mode,				      REAL_VALUE_TYPE *, int));#endif#ifdef RTX_CODEextern rtx alpha_emit_conditional_branch PARAMS ((enum rtx_code));extern rtx alpha_emit_setcc PARAMS ((enum rtx_code));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[]));#endifextern rtx alpha_need_linkage PARAMS ((const char *, int));extern rtx alpha_use_linkage PARAMS ((rtx, tree, int, int));#if TARGET_ABI_OPEN_VMS#ifdef HAVE_MACHINE_MODESextern enum avms_arg_type alpha_arg_type PARAMS ((enum machine_mode));#endifextern rtx alpha_arg_info_reg_val PARAMS ((CUMULATIVE_ARGS));#endif /* TARGET_ABI_OPEN_VMS */extern rtx unicosmk_add_call_info_word PARAMS ((rtx));#if TARGET_ABI_UNICOSMKextern void unicosmk_defer_case_vector PARAMS ((rtx, rtx));extern void unicosmk_add_extern PARAMS ((const char *));extern void unicosmk_output_align PARAMS ((FILE *, int));extern char * unicosmk_text_section PARAMS ((void));extern char * unicosmk_data_section PARAMS ((void));extern void unicosmk_asm_file_start PARAMS ((FILE *));extern void unicosmk_asm_file_end PARAMS ((FILE *));extern void unicosmk_output_common PARAMS ((FILE *, const char *, int, int));#endif /* TARGET_ABI_UNICOSMK */