| /* Definitions of target machine for GNU compiler for IA-64. |
| Copyright (C) 1999, 2000, 2002, 2003, 2004, 2005 |
| 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) |
| any later version. |
| |
| GCC is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 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, 51 Franklin Street, Fifth Floor, |
| Boston, MA 02110-1301, USA. */ |
| |
| /* Variables defined in ia64.c. */ |
| |
| #ifdef RTX_CODE |
| extern GTY(()) rtx ia64_compare_op0; |
| extern GTY(()) rtx ia64_compare_op1; |
| #endif |
| |
| /* Functions defined in ia64.c */ |
| |
| extern int bundling_p; |
| #ifdef RTX_CODE |
| extern int ia64_st_address_bypass_p (rtx, rtx); |
| extern int ia64_ld_address_bypass_p (rtx, rtx); |
| extern int ia64_produce_address_p (rtx); |
| |
| extern bool ia64_const_ok_for_letter_p (HOST_WIDE_INT, char); |
| extern bool ia64_const_double_ok_for_letter_p (rtx, char); |
| extern bool ia64_extra_constraint (rtx, char); |
| extern bool ia64_legitimate_constant_p (rtx); |
| |
| extern rtx ia64_expand_move (rtx, rtx); |
| extern int ia64_move_ok (rtx, rtx); |
| extern int ia64_load_pair_ok (rtx, rtx); |
| extern int addp4_optimize_ok (rtx, rtx); |
| extern void ia64_emit_cond_move (rtx, rtx, rtx); |
| extern int ia64_depz_field_mask (rtx, rtx); |
| extern void ia64_split_tmode_move (rtx[]); |
| extern bool ia64_expand_movxf_movrf (enum machine_mode, rtx[]); |
| extern rtx ia64_expand_compare (enum rtx_code, enum machine_mode); |
| extern void ia64_expand_vecint_cmov (rtx[]); |
| extern bool ia64_expand_vecint_minmax (enum rtx_code, enum machine_mode, rtx[]); |
| extern void ia64_expand_widen_sum (rtx[], bool); |
| extern void ia64_expand_dot_prod_v8qi (rtx[], bool); |
| extern void ia64_expand_call (rtx, rtx, rtx, int); |
| extern void ia64_split_call (rtx, rtx, rtx, rtx, rtx, int, int); |
| extern void ia64_reload_gp (void); |
| extern void ia64_expand_atomic_op (enum rtx_code, rtx, rtx, rtx, rtx); |
| |
| extern HOST_WIDE_INT ia64_initial_elimination_offset (int, int); |
| extern void ia64_expand_prologue (void); |
| extern void ia64_expand_epilogue (int); |
| |
| extern int ia64_direct_return (void); |
| extern bool ia64_expand_load_address (rtx, rtx); |
| extern int ia64_hard_regno_rename_ok (int, int); |
| |
| extern void ia64_initialize_trampoline (rtx, rtx, rtx); |
| extern void ia64_print_operand_address (FILE *, rtx); |
| extern void ia64_print_operand (FILE *, rtx, int); |
| extern enum reg_class ia64_preferred_reload_class (rtx, enum reg_class); |
| extern enum reg_class ia64_secondary_reload_class (enum reg_class, |
| enum machine_mode, rtx); |
| extern void process_for_unwind_directive (FILE *, rtx); |
| extern const char *get_bundle_name (int); |
| #endif /* RTX_CODE */ |
| |
| #ifdef TREE_CODE |
| #ifdef RTX_CODE |
| extern rtx ia64_function_arg (CUMULATIVE_ARGS *, enum machine_mode, |
| tree, int, int); |
| extern rtx ia64_expand_builtin (tree, rtx, rtx, enum machine_mode, int); |
| extern rtx ia64_va_arg (tree, tree); |
| extern rtx ia64_function_value (tree, tree); |
| #endif /* RTX_CODE */ |
| |
| extern void ia64_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode, |
| tree, int); |
| extern int ia64_function_arg_boundary (enum machine_mode, tree); |
| extern void ia64_asm_output_external (FILE *, tree, const char *); |
| #endif /* TREE_CODE */ |
| |
| extern int ia64_register_move_cost (enum machine_mode, enum reg_class, |
| enum reg_class); |
| extern int ia64_epilogue_uses (int); |
| extern int ia64_eh_uses (int); |
| extern void emit_safe_across_calls (void); |
| extern void ia64_init_builtins (void); |
| extern void ia64_override_options (void); |
| extern int ia64_dbx_register_number (int); |
| |
| extern rtx ia64_return_addr_rtx (HOST_WIDE_INT, rtx); |
| extern void ia64_split_return_addr_rtx (rtx); |
| |
| #ifdef ARGS_SIZE_RTX |
| /* expr.h defines ARGS_SIZE_RTX and `enum direction'. */ |
| extern enum direction ia64_hpux_function_arg_padding (enum machine_mode, tree); |
| #endif /* ARGS_SIZE_RTX */ |
| |
| extern void ia64_hpux_handle_builtin_pragma (struct cpp_reader *); |
| extern void ia64_output_function_profiler (FILE *, int); |
| extern void ia64_profile_hook (int); |
| |
| extern void ia64_optimization_options (int, int); |