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1 /* Prototype declarations for the C-SKY back end.
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2 Copyright (C) 2018 Free Software Foundation, Inc.
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3 Contributed by C-SKY Microsystems and Mentor Graphics.
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published
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9 by the Free Software Foundation; either version 3, or (at your
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10 option) any later version.
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11
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12 GCC is distributed in the hope that it will be useful, but WITHOUT
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13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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15 License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 #ifndef GCC_CSKY_PROTOS_H
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22 #define GCC_CSKY_PROTOS_H
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23
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24 extern bool csky_simple_addr_operand_p (rtx);
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25 extern bool csky_symbolic_address_p (rtx);
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26 extern bool csky_legitimate_pic_operand_p (rtx);
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27
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28 extern void csky_cpu_cpp_builtins (cpp_reader *);
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29
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30 extern bool csky_inlinable_constant (HOST_WIDE_INT value);
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31 extern bool csky_shifted_imm8_constant (unsigned HOST_WIDE_INT,
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32 unsigned int *, unsigned int *);
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33 extern bool csky_valid_fpuv2_mem_operand (rtx);
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34
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35 extern bool csky_minipool_load_p (rtx_insn *);
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36 extern const char *csky_output_move (rtx insn, rtx *, machine_mode);
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37 extern const char *csky_output_movedouble (rtx *, machine_mode);
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38 extern const char *csky_output_ck801_move (rtx, rtx *, machine_mode);
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39 extern const char *csky_output_ck801_movedouble (rtx *, machine_mode);
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40 extern char *csky_output_call (rtx *, int);
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41 extern const char *csky_output_casesi (rtx *);
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42
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43 extern bool csky_split_and (rtx *);
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44 extern bool csky_split_ior (rtx *);
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45 extern bool csky_split_xor (rtx *);
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46
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47 #ifdef RTX_CODE
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48 extern bool csky_emit_compare (enum rtx_code, rtx, rtx);
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49 extern bool csky_emit_compare_float (enum rtx_code, rtx, rtx);
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50 #endif /* RTX_CODE */
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51
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52 extern rtx csky_return_addr (int, rtx);
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53 extern void csky_init_expanders (void);
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54 extern HOST_WIDE_INT csky_initial_elimination_offset (int, int);
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55 extern void csky_expand_prologue (void);
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56 extern void csky_expand_epilogue (void);
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57 extern const char *csky_output_return_instruction (void);
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58 extern void csky_set_eh_return_address (rtx, rtx);
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59
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60 extern bool csky_symbol_mentioned_p (rtx);
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61 extern bool csky_label_mentioned_p (rtx);
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62 extern rtx csky_legitimize_pic_address (rtx, rtx, bool);
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63
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64 extern bool csky_tls_referenced_p (rtx);
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65 extern rtx csky_legitimize_tls_address (rtx, rtx);
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66
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67 extern int csky_compute_pushpop_length (rtx *);
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68
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69 extern int csky_default_branch_cost (bool, bool);
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70 extern bool csky_default_logical_op_non_short_circuit (void);
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71 #endif /* GCC_CSKY_PROTOS_H */
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