1/* Prototypes of target machine for SPARC.
2   Copyright (C) 1999-2020 Free Software Foundation, Inc.
3   Contributed by Michael Tiemann (tiemann@cygnus.com).
4   64-bit SPARC-V9 support by Michael Tiemann, Jim Wilson, and Doug Evans,
5   at Cygnus Support.
6
7This file is part of GCC.
8
9GCC is free software; you can redistribute it and/or modify
10it under the terms of the GNU General Public License as published by
11the Free Software Foundation; either version 3, or (at your option)
12any later version.
13
14GCC is distributed in the hope that it will be useful,
15but WITHOUT ANY WARRANTY; without even the implied warranty of
16MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17GNU General Public License for more details.
18
19You should have received a copy of the GNU General Public License
20along with GCC; see the file COPYING3.  If not see
21<http://www.gnu.org/licenses/>.  */
22
23#ifndef __SPARC_PROTOS_H__
24#define __SPARC_PROTOS_H__
25
26#ifdef TREE_CODE
27#ifdef RTX_CODE
28extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
29#endif
30extern unsigned long sparc_type_code (tree);
31#endif /* TREE_CODE */
32
33extern void order_regs_for_local_alloc (void);
34extern int sparc_initial_elimination_offset (int);
35extern void sparc_expand_prologue (void);
36extern void sparc_flat_expand_prologue (void);
37extern void sparc_expand_epilogue (bool);
38extern void sparc_flat_expand_epilogue (bool);
39extern bool sparc_can_use_return_insn_p (void);
40extern int check_pic (int);
41extern void sparc_profile_hook (int);
42extern void sparc_override_options (void);
43extern void sparc_output_scratch_registers (FILE *);
44extern void sparc_target_macros (void);
45extern void sparc_emit_membar_for_model (enum memmodel, int, int);
46extern int sparc_branch_cost (bool, bool);
47
48#ifdef RTX_CODE
49extern machine_mode select_cc_mode (enum rtx_code, rtx, rtx);
50/* Define the function that build the compare insn for scc and bcc.  */
51extern rtx gen_compare_reg (rtx cmp);
52extern rtx sparc_emit_float_lib_cmp (rtx, rtx, enum rtx_code);
53extern void sparc_emit_floatunsdi (rtx [2], machine_mode);
54extern void sparc_emit_fixunsdi (rtx [2], machine_mode);
55extern void emit_tfmode_binop (enum rtx_code, rtx *);
56extern void emit_tfmode_unop (enum rtx_code, rtx *);
57extern void emit_tfmode_cvt (enum rtx_code, rtx *);
58extern bool constant_address_p (rtx);
59extern bool legitimate_pic_operand_p (rtx);
60extern rtx sparc_legitimize_reload_address (rtx, machine_mode, int, int,
61					    int, int *win);
62extern void load_got_register (void);
63extern void sparc_emit_call_insn (rtx, rtx);
64extern void sparc_defer_case_vector (rtx, rtx, int);
65extern bool sparc_expand_move (machine_mode, rtx *);
66extern void sparc_emit_set_symbolic_const64 (rtx, rtx, rtx);
67extern int sparc_split_reg_mem_legitimate (rtx, rtx);
68extern void sparc_split_reg_mem (rtx, rtx, machine_mode);
69extern void sparc_split_mem_reg (rtx, rtx, machine_mode);
70extern int sparc_split_reg_reg_legitimate (rtx, rtx);
71extern void sparc_split_reg_reg (rtx, rtx, machine_mode);
72extern const char *output_load_pcrel_sym (rtx *);
73extern const char *output_ubranch (rtx, rtx_insn *);
74extern const char *output_cbranch (rtx, rtx, int, int, int, rtx_insn *);
75extern const char *output_return (rtx_insn *);
76extern const char *output_sibcall (rtx_insn *, rtx);
77extern const char *output_v8plus_shift (rtx_insn *, rtx *, const char *);
78extern const char *output_v8plus_mult (rtx_insn *, rtx *, const char *);
79extern const char *output_v9branch (rtx, rtx, int, int, int, int, rtx_insn *);
80extern const char *output_probe_stack_range (rtx, rtx);
81extern const char *output_cbcond (rtx, rtx, rtx_insn *);
82extern bool emit_scc_insn (rtx []);
83extern void emit_conditional_branch_insn (rtx []);
84extern int registers_ok_for_ldd_peep (rtx, rtx);
85extern int mems_ok_for_ldd_peep (rtx, rtx, rtx);
86extern rtx widen_mem_for_ldd_peep (rtx, rtx, machine_mode);
87extern int empty_delay_slot (rtx_insn *);
88extern int emit_cbcond_nop (rtx_insn *);
89extern int eligible_for_return_delay (rtx_insn *);
90extern int eligible_for_sibcall_delay (rtx_insn *);
91extern int emit_move_sequence (rtx, machine_mode);
92extern int fp_sethi_p (rtx);
93extern int fp_mov_p (rtx);
94extern int fp_high_losum_p (rtx);
95extern int mem_min_alignment (rtx, int);
96extern int pic_address_needs_scratch (rtx);
97extern int register_ok_for_ldd (rtx);
98extern int memory_ok_for_ldd (rtx);
99extern int v9_regcmp_p (enum rtx_code);
100/* Function used for V8+ code generation.  Returns 1 if the high
101   32 bits of REG are 0 before INSN.  */
102extern int sparc_check_64 (rtx, rtx_insn *);
103extern rtx gen_df_reg (rtx, int);
104extern void sparc_expand_compare_and_swap (rtx op[]);
105extern void sparc_expand_vector_init (rtx, rtx);
106extern void sparc_expand_vec_perm_bmask(machine_mode, rtx);
107extern bool sparc_expand_conditional_move (machine_mode, rtx *);
108extern void sparc_expand_vcond (machine_mode, rtx *, int, int);
109unsigned int sparc_regmode_natural_size (machine_mode);
110#endif /* RTX_CODE */
111
112extern rtl_opt_pass *make_pass_work_around_errata (gcc::context *);
113
114/* Routines implemented in sparc-d.c  */
115extern void sparc_d_target_versions (void);
116
117#endif /* __SPARC_PROTOS_H__ */
118