pa-protos.h revision 1.1.1.6 
1/* Prototypes for pa.c functions used in the md file & elsewhere.
2   Copyright (C) 2000-2017 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
8the Free Software Foundation; either version 3, or (at your option)
9any later version.
10
11GCC is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING3.  If not see
18<http://www.gnu.org/licenses/>.  */
19
20#ifdef RTX_CODE
21/* Prototype function used in various macros.  */
22extern rtx pa_eh_return_handler_rtx (void);
23
24/* Define functions in pa.c and used in insn-output.c.  */
25
26extern const char *pa_output_and (rtx *);
27extern const char *pa_output_64bit_and (rtx *);
28extern const char *pa_output_ior (rtx *);
29extern const char *pa_output_64bit_ior (rtx *);
30extern const char *pa_output_move_double (rtx *);
31extern const char *pa_output_fp_move_double (rtx *);
32extern const char *pa_output_block_move (rtx *, int);
33extern const char *pa_output_block_clear (rtx *, int);
34extern const char *pa_output_cbranch (rtx *, int, rtx_insn *);
35extern const char *pa_output_lbranch (rtx, rtx_insn *, int);
36extern const char *pa_output_bb (rtx *, int, rtx_insn *, int);
37extern const char *pa_output_bvb (rtx *, int, rtx_insn *, int);
38extern const char *pa_output_dbra (rtx *, rtx_insn *, int);
39extern const char *pa_output_movb (rtx *, rtx_insn *, int, int);
40extern const char *pa_output_parallel_movb (rtx *, rtx_insn *);
41extern const char *pa_output_parallel_addb (rtx *, rtx_insn *);
42extern const char *pa_output_call (rtx_insn *, rtx, int);
43extern const char *pa_output_indirect_call (rtx_insn *, rtx);
44extern const char *pa_output_millicode_call (rtx_insn *, rtx);
45extern const char *pa_output_mul_insn (int, rtx_insn *);
46extern const char *pa_output_div_insn (rtx *, int, rtx_insn *);
47extern const char *pa_output_mod_insn (int, rtx_insn *);
48extern const char *pa_singlemove_string (rtx *);
49extern void pa_output_addr_vec (rtx, rtx);
50extern void pa_output_addr_diff_vec (rtx, rtx);
51extern void pa_output_arg_descriptor (rtx_insn *);
52extern void pa_output_global_address (FILE *, rtx, int);
53extern void pa_print_operand (FILE *, rtx, int);
54extern void pa_encode_label (rtx);
55extern int pa_symbolic_expression_p (rtx);
56extern int pa_adjust_insn_length (rtx_insn *, int);
57extern int pa_fmpyaddoperands (rtx *);
58extern int pa_fmpysuboperands (rtx *);
59extern void pa_emit_bcond_fp (rtx[]);
60extern int pa_emit_move_sequence (rtx *, machine_mode, rtx);
61extern int pa_emit_hpdiv_const (rtx *, int);
62extern int pa_is_function_label_plus_const (rtx);
63extern int pa_fpstore_bypass_p (rtx_insn *, rtx_insn *);
64extern int pa_attr_length_millicode_call (rtx_insn *);
65extern int pa_attr_length_call (rtx_insn *, int);
66extern int pa_attr_length_indirect_call (rtx_insn *);
67extern rtx pa_legitimize_reload_address (rtx, machine_mode,
68					 int, int, int);
69
70/* Declare functions defined in pa.c and used in templates.  */
71
72extern rtx pa_return_addr_rtx (int, rtx);
73
74#ifdef ARGS_SIZE_RTX
75/* expr.h defines ARGS_SIZE_RTX and `enum direction' */
76#ifdef TREE_CODE
77extern enum direction pa_function_arg_padding (machine_mode, const_tree);
78#endif
79#endif /* ARGS_SIZE_RTX */
80extern int pa_insn_refs_are_delayed (rtx_insn *);
81extern rtx pa_get_deferred_plabel (rtx);
82extern rtx pa_maybe_emit_compare_and_swap_exchange_loop (rtx, rtx, rtx);
83#endif /* RTX_CODE */
84
85extern int pa_and_mask_p (unsigned HOST_WIDE_INT);
86extern int pa_cint_ok_for_move (unsigned HOST_WIDE_INT);
87extern int pa_ior_mask_p (unsigned HOST_WIDE_INT);
88extern int pa_ldil_cint_p (unsigned HOST_WIDE_INT);
89extern int pa_mem_shadd_constant_p (int);
90extern int pa_shadd_constant_p (int);
91extern int pa_zdepi_cint_p (unsigned HOST_WIDE_INT);
92
93extern void pa_output_ascii (FILE *, const char *, int);
94extern HOST_WIDE_INT pa_compute_frame_size (HOST_WIDE_INT, int *);
95extern void pa_expand_prologue (void);
96extern void pa_expand_epilogue (void);
97extern bool pa_can_use_return_insn (void);
98
99/* Miscellaneous functions in pa.c.  */
100#ifdef TREE_CODE
101extern int pa_reloc_needed (tree);
102extern bool pa_return_in_memory (const_tree, const_tree);
103#endif /* TREE_CODE */
104
105extern void pa_asm_output_aligned_bss (FILE *, const char *,
106				       unsigned HOST_WIDE_INT,
107				       unsigned int);
108extern void pa_asm_output_aligned_common (FILE *, const char *,
109					  unsigned HOST_WIDE_INT,
110					  unsigned int);
111extern void pa_asm_output_aligned_local (FILE *, const char *,
112					 unsigned HOST_WIDE_INT,
113					 unsigned int);
114extern void pa_hpux_asm_output_external (FILE *, tree, const char *);
115extern bool pa_cannot_change_mode_class (machine_mode, machine_mode,
116					 enum reg_class);
117extern bool pa_modes_tieable_p (machine_mode, machine_mode);
118extern HOST_WIDE_INT pa_initial_elimination_offset (int, int);
119
120extern const int pa_magic_milli[];
121