1 /* Prototype declarations for the C-SKY back end. 2 Copyright (C) 2018-2019 Free Software Foundation, Inc. 3 Contributed by C-SKY Microsystems and Mentor Graphics. 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify it 8 under the terms of the GNU General Public License as published 9 by the Free Software Foundation; either version 3, or (at your 10 option) any later version. 11 12 GCC is distributed in the hope that it will be useful, but WITHOUT 13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 15 License for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GCC; see the file COPYING3. If not see 19 <http://www.gnu.org/licenses/>. */ 20 21 #ifndef GCC_CSKY_PROTOS_H 22 #define GCC_CSKY_PROTOS_H 23 24 extern bool csky_simple_addr_operand_p (rtx); 25 extern bool csky_symbolic_address_p (rtx); 26 extern bool csky_legitimate_pic_operand_p (rtx); 27 28 extern void csky_cpu_cpp_builtins (cpp_reader *); 29 30 extern bool csky_inlinable_constant (HOST_WIDE_INT value); 31 extern bool csky_shifted_imm8_constant (unsigned HOST_WIDE_INT, 32 unsigned int *, unsigned int *); 33 extern bool csky_valid_fpuv2_mem_operand (rtx); 34 35 extern bool csky_minipool_load_p (rtx_insn *); 36 extern const char *csky_output_move (rtx insn, rtx *, machine_mode); 37 extern const char *csky_output_movedouble (rtx *, machine_mode); 38 extern const char *csky_output_ck801_move (rtx, rtx *, machine_mode); 39 extern const char *csky_output_ck801_movedouble (rtx *, machine_mode); 40 extern char *csky_output_call (rtx *, int); 41 extern const char *csky_output_casesi (rtx *); 42 43 extern bool csky_split_and (rtx *); 44 extern bool csky_split_ior (rtx *); 45 extern bool csky_split_xor (rtx *); 46 47 #ifdef RTX_CODE 48 extern bool csky_emit_compare (enum rtx_code, rtx, rtx); 49 extern bool csky_emit_compare_float (enum rtx_code, rtx, rtx); 50 #endif /* RTX_CODE */ 51 52 extern rtx csky_return_addr (int, rtx); 53 extern void csky_init_expanders (void); 54 extern HOST_WIDE_INT csky_initial_elimination_offset (int, int); 55 extern void csky_expand_prologue (void); 56 extern void csky_expand_epilogue (void); 57 extern const char *csky_output_return_instruction (void); 58 extern void csky_set_eh_return_address (rtx, rtx); 59 60 extern bool csky_symbol_mentioned_p (rtx); 61 extern bool csky_label_mentioned_p (rtx); 62 extern rtx csky_legitimize_pic_address (rtx, rtx, bool); 63 64 extern bool csky_tls_referenced_p (rtx); 65 extern rtx csky_legitimize_tls_address (rtx, rtx); 66 67 extern int csky_compute_pushpop_length (rtx *); 68 69 extern int csky_default_branch_cost (bool, bool); 70 extern bool csky_default_logical_op_non_short_circuit (void); 71 #endif /* GCC_CSKY_PROTOS_H */ 72