1  /* Definitions of target machine for GNU compiler, for Xilinx MicroBlaze.
       2     Copyright (C) 2009-2023 Free Software Foundation, Inc.
       3  
       4     This file is part of GCC.
       5  
       6     Contributed by Michael Eager <eager@eagercon.com>.
       7  
       8     GCC is free software; you can redistribute it and/or modify it
       9     under the terms of the GNU General Public License as published
      10     by the Free Software Foundation; either version 3, or (at your
      11     option) any later version.
      12  
      13     GCC is distributed in the hope that it will be useful, but WITHOUT
      14     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
      15     or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
      16     License for more details.
      17  
      18     You should have received a copy of the GNU General Public License
      19     along with GCC; see the file COPYING3.  If not see
      20     <http://www.gnu.org/licenses/>.  */
      21  
      22  #ifndef GCC_MICROBLAZE_PROTOS_H
      23  #define GCC_MICROBLAZE_PROTOS_H
      24  
      25  #ifdef RTX_CODE
      26  extern int pic_address_needs_scratch (rtx);
      27  extern bool microblaze_constant_address_p (rtx x);
      28  extern void expand_block_move        (rtx *);
      29  extern void microblaze_expand_prologue (void);
      30  extern void microblaze_expand_epilogue (void);
      31  extern void override_options (void);
      32  extern int microblaze_expand_shift (rtx *);
      33  extern bool microblaze_expand_move (machine_mode, rtx *);
      34  extern bool microblaze_expand_block_move (rtx, rtx, rtx, rtx);
      35  extern void microblaze_expand_divide (rtx *);
      36  extern void microblaze_expand_conditional_branch (machine_mode, rtx *);
      37  extern void microblaze_expand_conditional_branch_reg (machine_mode, rtx *);
      38  extern void microblaze_expand_conditional_branch_sf (rtx *); 
      39  extern int microblaze_can_use_return_insn (void);
      40  extern void print_operand (FILE *, rtx, int);
      41  extern void print_operand_address (FILE *, rtx);
      42  extern void init_cumulative_args (CUMULATIVE_ARGS *,tree, rtx);
      43  extern bool microblaze_legitimate_address_p (machine_mode, rtx, bool);
      44  extern int microblaze_is_interrupt_variant (void);
      45  extern int microblaze_is_break_handler (void);
      46  extern int microblaze_break_function_p (tree func);
      47  extern rtx microblaze_return_addr (int, rtx);
      48  extern int simple_memory_operand (rtx, machine_mode);
      49  extern int double_memory_operand (rtx, machine_mode);
      50  extern void microblaze_order_regs_for_local_alloc (void);
      51  extern int microblaze_regno_ok_for_base_p (int, int);
      52  extern HOST_WIDE_INT microblaze_initial_elimination_offset (int, int);
      53  extern void microblaze_declare_object (FILE *, const char *, const char *,
      54     const char *, int);
      55  extern void microblaze_asm_output_ident (const char *);
      56  extern int microblaze_legitimate_pic_operand (rtx);
      57  extern bool microblaze_tls_referenced_p (rtx);
      58  extern int symbol_mentioned_p (rtx);
      59  extern int label_mentioned_p (rtx);
      60  extern bool microblaze_cannot_force_const_mem (machine_mode, rtx);
      61  extern void microblaze_eh_return (rtx op0);
      62  #endif  /* RTX_CODE */
      63  
      64  /* Declare functions in microblaze-c.cc.  */
      65  extern void microblaze_cpp_define (struct cpp_reader *); 
      66  
      67  #endif  /* GCC_MICROBLAZE_PROTOS_H */