sparc-protos.h revision 285830 
1/* Prototypes of target machine for SPARC.
2   Copyright (C) 1999, 2000, 2003, 2004, 2005 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 2, 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 COPYING.  If not, write to
21the Free Software Foundation, 51 Franklin Street, Fifth Floor,
22Boston, MA 02110-1301, USA.  */
23
24#ifndef __SPARC_PROTOS_H__
25#define __SPARC_PROTOS_H__
26
27#ifdef TREE_CODE
28extern struct rtx_def *function_value (tree, enum machine_mode, int);
29extern void function_arg_advance (CUMULATIVE_ARGS *,
30				  enum machine_mode, tree, int);
31extern struct rtx_def *function_arg (const CUMULATIVE_ARGS *,
32				     enum machine_mode, tree, int, int);
33#ifdef RTX_CODE
34extern void init_cumulative_args (CUMULATIVE_ARGS *, tree, rtx, tree);
35extern void sparc_va_start (tree, rtx);
36#endif
37extern unsigned long sparc_type_code (tree);
38#ifdef ARGS_SIZE_RTX
39/* expr.h defines ARGS_SIZE_RTX and `enum direction' */
40extern enum direction function_arg_padding (enum machine_mode, tree);
41#endif /* ARGS_SIZE_RTX */
42#endif /* TREE_CODE */
43
44extern void order_regs_for_local_alloc (void);
45extern HOST_WIDE_INT sparc_compute_frame_size (HOST_WIDE_INT, int);
46extern void sparc_expand_prologue (void);
47extern void sparc_expand_epilogue (void);
48extern bool sparc_can_use_return_insn_p (void);
49extern int check_pic (int);
50extern int short_branch (int, int);
51extern void sparc_profile_hook (int);
52extern void sparc_override_options (void);
53extern void sparc_output_scratch_registers (FILE *);
54
55#ifdef RTX_CODE
56extern enum machine_mode select_cc_mode (enum rtx_code, rtx, rtx);
57/* Define the function that build the compare insn for scc and bcc.  */
58extern rtx gen_compare_reg (enum rtx_code code);
59extern void sparc_emit_float_lib_cmp (rtx, rtx, enum rtx_code);
60extern void sparc_emit_floatunsdi (rtx [2], enum machine_mode);
61extern void sparc_emit_fixunsdi (rtx [2], enum machine_mode);
62extern void emit_tfmode_binop (enum rtx_code, rtx *);
63extern void emit_tfmode_unop (enum rtx_code, rtx *);
64extern void emit_tfmode_cvt (enum rtx_code, rtx *);
65/* This function handles all v9 scc insns */
66extern int gen_v9_scc (enum rtx_code, rtx *);
67extern void sparc_initialize_trampoline (rtx, rtx, rtx);
68extern void sparc64_initialize_trampoline (rtx, rtx, rtx);
69extern bool legitimate_constant_p (rtx);
70extern bool constant_address_p (rtx);
71extern bool legitimate_pic_operand_p (rtx);
72extern int legitimate_address_p (enum machine_mode, rtx, int);
73extern rtx legitimize_pic_address (rtx, enum machine_mode, rtx);
74extern rtx legitimize_tls_address (rtx);
75extern rtx legitimize_address (rtx, rtx, enum machine_mode);
76extern void sparc_defer_case_vector (rtx, rtx, int);
77extern bool sparc_expand_move (enum machine_mode, rtx *);
78extern void sparc_emit_set_const32 (rtx, rtx);
79extern void sparc_emit_set_const64 (rtx, rtx);
80extern void sparc_emit_set_symbolic_const64 (rtx, rtx, rtx);
81extern int sparc_splitdi_legitimate (rtx, rtx);
82extern int sparc_absnegfloat_split_legitimate (rtx, rtx);
83extern const char *output_ubranch (rtx, int, rtx);
84extern const char *output_cbranch (rtx, rtx, int, int, int, rtx);
85extern const char *output_return (rtx);
86extern const char *output_sibcall (rtx, rtx);
87extern const char *output_v8plus_shift (rtx *, rtx, const char *);
88extern const char *output_v9branch (rtx, rtx, int, int, int, int, rtx);
89extern void emit_v9_brxx_insn (enum rtx_code, rtx, rtx);
90extern void print_operand (FILE *, rtx, int);
91extern int mems_ok_for_ldd_peep (rtx, rtx, rtx);
92extern int arith_double_4096_operand (rtx, enum machine_mode);
93extern int arith_4096_operand (rtx, enum machine_mode);
94extern int zero_operand (rtx, enum machine_mode);
95extern int fp_zero_operand (rtx, enum machine_mode);
96extern int reg_or_0_operand (rtx, enum machine_mode);
97extern int empty_delay_slot (rtx);
98extern int eligible_for_return_delay (rtx);
99extern int eligible_for_sibcall_delay (rtx);
100extern int tls_call_delay (rtx);
101extern int emit_move_sequence (rtx, enum machine_mode);
102extern int fp_sethi_p (rtx);
103extern int fp_mov_p (rtx);
104extern int fp_high_losum_p (rtx);
105extern bool sparc_tls_referenced_p (rtx);
106extern int mem_min_alignment (rtx, int);
107extern int pic_address_needs_scratch (rtx);
108extern int reg_unused_after (rtx, rtx);
109extern int register_ok_for_ldd (rtx);
110extern int registers_ok_for_ldd_peep (rtx, rtx);
111extern int v9_regcmp_p (enum rtx_code);
112/* Function used for V8+ code generation.  Returns 1 if the high
113   32 bits of REG are 0 before INSN.  */
114extern int sparc_check_64 (rtx, rtx);
115extern rtx gen_df_reg (rtx, int);
116extern int sparc_extra_constraint_check (rtx, int, int);
117extern void sparc_expand_compare_and_swap_12 (rtx, rtx, rtx, rtx);
118#endif /* RTX_CODE */
119
120#endif /* __SPARC_PROTOS_H__ */
121