| /* Subroutine declarations for Altera Nios II target support. |
| Copyright (C) 2012-2020 Free Software Foundation, Inc. |
| Contributed by Jonah Graham (jgraham@altera.com). |
| Contributed by Mentor Graphics, 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 3, 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 COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef GCC_NIOS2_PROTOS_H |
| #define GCC_NIOS2_PROTOS_H |
| |
| extern int nios2_initial_elimination_offset (int, int); |
| extern int nios2_can_use_return_insn (void); |
| extern void nios2_expand_prologue (void); |
| extern void nios2_expand_epilogue (bool); |
| extern bool nios2_expand_return (void); |
| extern void nios2_function_profiler (FILE *, int); |
| |
| #ifdef RTX_CODE |
| extern bool nios2_large_constant_p (rtx); |
| extern bool nios2_large_constant_memory_operand_p (rtx); |
| |
| extern rtx nios2_split_large_constant (rtx, rtx); |
| extern rtx nios2_split_large_constant_memory_operand (rtx); |
| extern bool nios2_emit_move_sequence (rtx *, machine_mode); |
| extern void nios2_emit_expensive_div (rtx *, machine_mode); |
| extern void nios2_adjust_call_address (rtx *, rtx); |
| |
| extern rtx nios2_get_return_address (int); |
| extern void nios2_set_return_address (rtx, rtx); |
| |
| extern bool nios2_validate_compare (machine_mode, rtx *, rtx *, rtx *); |
| extern bool nios2_validate_fpu_compare (machine_mode, rtx *, rtx *, rtx *, |
| bool); |
| |
| extern bool nios2_fpu_insn_enabled (enum n2fpu_code); |
| extern const char * nios2_fpu_insn_asm (enum n2fpu_code); |
| extern const char * nios2_add_insn_asm (rtx_insn *, rtx *); |
| |
| extern bool nios2_legitimate_pic_operand_p (rtx); |
| extern bool gprel_constant_p (rtx); |
| extern bool r0rel_constant_p (rtx); |
| extern bool nios2_regno_ok_for_base_p (int, bool); |
| extern bool nios2_unspec_reloc_p (rtx); |
| |
| extern int nios2_label_align (rtx); |
| extern bool nios2_cdx_narrow_form_p (rtx_insn *); |
| |
| extern bool pop_operation_p (rtx); |
| extern bool ldstwm_operation_p (rtx, bool); |
| extern bool gen_ldstwm_peep (bool, int, rtx, rtx *); |
| |
| extern void nios2_adjust_reg_alloc_order (void); |
| |
| extern pad_direction nios2_block_reg_padding (machine_mode, tree, int); |
| |
| #endif /* RTX_CODE */ |
| |
| #endif /* GCC_NIOS2_PROTOS_H */ |