/* Prototypes for alpha.c functions used in the md file & elsewhere.
- Copyright (C) 1999, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1999-2020 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
+the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
-along with GCC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GCC; see the file COPYING3. If not see
+<http://www.gnu.org/licenses/>. */
extern int alpha_next_sequence_number;
extern void literal_section (void);
-extern void override_options (void);
extern int zap_mask (HOST_WIDE_INT);
-extern int direct_return (void);
+extern bool 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 void alpha_output_lineno (FILE *, int);
-
-extern int reg_or_0_operand (rtx, enum machine_mode);
-extern int reg_or_6bit_operand (rtx, enum machine_mode);
-extern int reg_or_8bit_operand (rtx, enum machine_mode);
-extern int reg_or_const_int_operand (rtx, enum machine_mode);
-extern int cint8_operand (rtx, enum machine_mode);
-extern int add_operand (rtx, enum machine_mode);
-extern int sext_add_operand (rtx, enum machine_mode);
-extern int const48_operand (rtx, enum machine_mode);
-extern int and_operand (rtx, enum machine_mode);
-extern int or_operand (rtx, enum machine_mode);
-extern int mode_width_operand (rtx, enum machine_mode);
-extern int mode_mask_operand (rtx, enum machine_mode);
-extern int mul8_operand (rtx, enum machine_mode);
-extern int const0_operand (rtx, enum machine_mode);
-extern int hard_fp_register_operand (rtx, enum machine_mode);
-extern int hard_int_register_operand (rtx, enum machine_mode);
-extern int reg_or_cint_operand (rtx, enum machine_mode);
-extern int some_operand (rtx, enum machine_mode);
-extern int some_ni_operand (rtx, enum machine_mode);
-extern int input_operand (rtx, enum machine_mode);
-extern int samegp_function_operand (rtx, enum machine_mode);
-extern int direct_call_operand (rtx, enum machine_mode);
-extern int local_symbolic_operand (rtx, enum machine_mode);
-extern int small_symbolic_operand (rtx, enum machine_mode);
-extern int some_small_symbolic_operand (rtx, enum machine_mode);
-extern int global_symbolic_operand (rtx, enum machine_mode);
-extern int dtp16_symbolic_operand (rtx, enum machine_mode);
-extern int dtp32_symbolic_operand (rtx, enum machine_mode);
-extern int gotdtp_symbolic_operand (rtx, enum machine_mode);
-extern int tp16_symbolic_operand (rtx, enum machine_mode);
-extern int tp32_symbolic_operand (rtx, enum machine_mode);
-extern int gottp_symbolic_operand (rtx, enum machine_mode);
-extern int call_operand (rtx, enum machine_mode);
-extern int symbolic_operand (rtx, enum machine_mode);
-extern int alpha_comparison_operator (rtx, enum machine_mode);
-extern int alpha_zero_comparison_operator (rtx, enum machine_mode);
-extern int alpha_swapped_comparison_operator (rtx, enum machine_mode);
-extern int signed_comparison_operator (rtx, enum machine_mode);
-extern int alpha_fp_comparison_operator (rtx, enum machine_mode);
-extern int divmod_operator (rtx, enum machine_mode);
-extern int aligned_memory_operand (rtx, enum machine_mode);
-extern int unaligned_memory_operand (rtx, enum machine_mode);
-extern int reg_or_unaligned_mem_operand (rtx, enum machine_mode);
-extern int any_memory_operand (rtx, enum machine_mode);
-extern int reg_not_elim_operand (rtx, enum machine_mode);
-extern int normal_memory_operand (rtx, enum machine_mode);
-extern int reg_no_subreg_operand (rtx, enum machine_mode);
-extern int addition_operation (rtx, enum machine_mode);
-
-extern bool alpha_const_ok_for_letter_p (HOST_WIDE_INT, int);
-extern bool alpha_const_double_ok_for_letter_p (rtx, int);
-extern bool alpha_extra_constraint (rtx, int);
-
-extern rtx alpha_tablejump_addr_vec (rtx);
-extern rtx alpha_tablejump_best_label (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,
+
+extern bool alpha_legitimate_constant_p (machine_mode, rtx);
+extern rtx alpha_legitimize_reload_address (rtx, 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, int);
+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 enum reg_class secondary_reload_class (enum reg_class,
- enum machine_mode, rtx, int);
extern void alpha_set_memflags (rtx, rtx);
-extern rtx alpha_emit_set_const (rtx, enum machine_mode, HOST_WIDE_INT, int);
-extern rtx alpha_emit_set_long_const (rtx, HOST_WIDE_INT, HOST_WIDE_INT);
-extern bool alpha_expand_mov (enum machine_mode, rtx *);
-extern bool alpha_expand_mov_nobwx (enum machine_mode, rtx *);
+extern bool alpha_split_const_mov (machine_mode, rtx *);
+extern bool alpha_expand_mov (machine_mode, rtx *);
+extern bool alpha_expand_mov_nobwx (machine_mode, rtx *);
+extern void alpha_expand_movmisalign (machine_mode, rtx *);
extern void alpha_emit_floatuns (rtx[]);
-extern rtx alpha_emit_conditional_move (rtx, enum machine_mode);
-extern void alpha_split_tfmode_pair (rtx[]);
+extern rtx alpha_emit_conditional_move (rtx, machine_mode);
+extern void alpha_split_tmode_pair (rtx[], 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 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,
+ machine_mode,
rtx, rtx, rtx);
+extern void alpha_expand_builtin_establish_vms_condition_handler (rtx, rtx);
+extern void alpha_expand_builtin_revert_vms_condition_handler (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 tree alpha_build_va_list (void);
-extern void alpha_setup_incoming_varargs (CUMULATIVE_ARGS, enum machine_mode,
- tree, int *, int);
-extern void alpha_va_start (tree, rtx);
extern rtx alpha_va_arg (tree, tree);
-extern rtx function_arg (CUMULATIVE_ARGS, enum machine_mode, tree, int);
-extern rtx function_value (tree, tree, enum machine_mode);
-extern bool return_in_memory (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);
+extern bool alpha_find_lo_sum_using_gp (rtx);
#ifdef REAL_VALUE_TYPE
-extern int check_float_value (enum machine_mode, REAL_VALUE_TYPE *, int);
+extern int check_float_value (machine_mode, REAL_VALUE_TYPE *, int);
#endif
#ifdef RTX_CODE
-extern rtx alpha_emit_conditional_branch (enum rtx_code);
-extern rtx alpha_emit_setcc (enum rtx_code);
+extern void alpha_emit_conditional_branch (rtx[], machine_mode);
+extern bool alpha_emit_setcc (rtx[], machine_mode);
extern int alpha_split_conditional_move (enum rtx_code, rtx, rtx, rtx, rtx);
extern void alpha_emit_xfloating_arith (enum rtx_code, rtx[]);
extern void alpha_emit_xfloating_cvt (enum rtx_code, rtx[]);
+extern void alpha_split_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx, rtx,
+ enum memmodel);
+extern void alpha_split_compare_and_swap (rtx op[]);
+extern void alpha_expand_compare_and_swap_12 (rtx op[]);
+extern void alpha_split_compare_and_swap_12 (rtx op[]);
+extern void alpha_split_atomic_exchange (rtx op[]);
+extern void alpha_expand_atomic_exchange_12 (rtx op[]);
+extern void alpha_split_atomic_exchange_12 (rtx op[]);
#endif
-extern rtx alpha_need_linkage (const char *, int);
-extern rtx alpha_use_linkage (rtx, tree, int, int);
+extern rtx alpha_use_linkage (rtx, bool, bool);
#if TARGET_ABI_OPEN_VMS
-extern enum avms_arg_type alpha_arg_type (enum machine_mode);
+extern enum avms_arg_type alpha_arg_type (machine_mode);
extern rtx alpha_arg_info_reg_val (CUMULATIVE_ARGS);
+extern void avms_asm_output_external (FILE *, tree, const char *);
+extern void vms_output_aligned_decl_common (FILE *, tree, const char *,
+ unsigned HOST_WIDE_INT,
+ unsigned int);
+extern HOST_WIDE_INT alpha_vms_initial_elimination_offset (unsigned int,
+ unsigned int);
#endif
extern rtx unicosmk_add_call_info_word (rtx);
-#if TARGET_ABI_UNICOSMK
-extern void unicosmk_defer_case_vector (rtx, rtx);
-extern void unicosmk_add_extern (const char *);
-extern void unicosmk_output_align (FILE *, int);
-extern char * unicosmk_text_section (void);
-extern char * unicosmk_data_section (void);
-extern void unicosmk_output_common (FILE *, const char *, int, int);
-extern int unicosmk_initial_elimination_offset (int, int);
-#endif
+extern bool some_small_symbolic_operand_int (rtx);
+extern int tls_symbolic_operand_1 (rtx, int, int);
+extern rtx resolve_reload_operand (rtx);
+
+namespace gcc { class context; }
+class rtl_opt_pass;
+
+extern rtl_opt_pass *make_pass_handle_trap_shadows (gcc::context *);
+extern rtl_opt_pass *make_pass_align_insns (gcc::context *);