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e430824f | 1 | /* Subroutine declarations for Altera Nios II target support. |
23a5b65a | 2 | Copyright (C) 2012-2014 Free Software Foundation, Inc. |
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3 | Contributed by Jonah Graham (jgraham@altera.com). |
4 | Contributed by Mentor Graphics, Inc. | |
5 | ||
6 | This file is part of GCC. | |
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_NIOS2_PROTOS_H | |
23 | #define GCC_NIOS2_PROTOS_H | |
24 | ||
25 | extern int nios2_initial_elimination_offset (int, int); | |
26 | extern int nios2_can_use_return_insn (void); | |
27 | extern void nios2_expand_prologue (void); | |
28 | extern void nios2_expand_epilogue (bool); | |
29 | extern void nios2_function_profiler (FILE *, int); | |
30 | ||
31 | #ifdef RTX_CODE | |
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32 | extern int nios2_emit_move_sequence (rtx *, machine_mode); |
33 | extern void nios2_emit_expensive_div (rtx *, machine_mode); | |
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34 | extern void nios2_adjust_call_address (rtx *); |
35 | ||
36 | extern rtx nios2_get_return_address (int); | |
37 | extern void nios2_set_return_address (rtx, rtx); | |
38 | ||
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39 | extern bool nios2_validate_compare (machine_mode, rtx *, rtx *, rtx *); |
40 | extern bool nios2_validate_fpu_compare (machine_mode, rtx *, rtx *, rtx *, | |
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41 | bool); |
42 | ||
43 | extern bool nios2_fpu_insn_enabled (enum n2fpu_code); | |
44 | extern const char * nios2_fpu_insn_asm (enum n2fpu_code); | |
45 | ||
46 | extern bool nios2_legitimate_pic_operand_p (rtx); | |
47 | extern bool nios2_symbol_ref_in_small_data_p (rtx); | |
48 | extern bool nios2_regno_ok_for_base_p (int, bool); | |
49 | extern bool nios2_unspec_reloc_p (rtx); | |
50 | ||
51 | #ifdef TREE_CODE | |
52 | #ifdef ARGS_SIZE_RTX | |
53 | /* expr.h defines both ARGS_SIZE_RTX and `enum direction' */ | |
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54 | extern enum direction nios2_function_arg_padding (machine_mode, const_tree); |
55 | extern enum direction nios2_block_reg_padding (machine_mode, tree, int); | |
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56 | #endif /* ARGS_SIZE_RTX */ |
57 | ||
58 | #endif /* TREE_CODE */ | |
59 | #endif /* RTX_CODE */ | |
60 | ||
61 | #endif /* GCC_NIOS2_PROTOS_H */ |