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comparison gcc/config/s390/s390-protos.h @ 0:a06113de4d67

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author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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1 /* Definitions of target machine for GNU compiler, for IBM S/390.
2 Copyright (C) 2000, 2002, 2003, 2004, 2005, 2007, 2008 Free
3 Software Foundation, Inc.
4
5 Contributed by Hartmut Penner (hpenner@de.ibm.com)
6
7 This file is part of GCC.
8
9 GCC is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free
11 Software Foundation; either version 3, or (at your option) any later
12 version.
13
14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with GCC; see the file COPYING3. If not see
21 <http://www.gnu.org/licenses/>. */
22
23
24
25 /* Prototypes of functions used for constraint evaluation in
26 constraints.c. */
27
28 extern int s390_mem_constraint (const char *str, rtx op);
29 extern int s390_O_constraint_str (const char c, HOST_WIDE_INT value);
30 extern int s390_N_constraint_str (const char *str, HOST_WIDE_INT value);
31 extern int s390_float_const_zero_p (rtx value);
32 extern bool s390_check_symref_alignment (rtx addr, HOST_WIDE_INT alignment);
33
34
35 /* Declare functions in s390.c. */
36
37 extern void optimization_options (int, int);
38 extern void override_options (void);
39 extern bool s390_can_eliminate (int, int);
40 extern HOST_WIDE_INT s390_initial_elimination_offset (int, int);
41 extern void s390_emit_prologue (void);
42 extern void s390_emit_epilogue (bool);
43 extern void s390_function_profiler (FILE *, int);
44 extern void s390_conditional_register_usage (void);
45 extern void s390_set_has_landing_pad_p (bool);
46 extern bool s390_hard_regno_mode_ok (unsigned int, enum machine_mode);
47 extern bool s390_hard_regno_rename_ok (unsigned int, unsigned int);
48 extern bool s390_class_max_nregs (enum reg_class, enum machine_mode);
49
50 #ifdef RTX_CODE
51 extern int s390_extra_constraint_str (rtx, int, const char *);
52 extern int s390_const_ok_for_constraint_p (HOST_WIDE_INT, int, const char *);
53 extern int s390_const_double_ok_for_constraint_p (rtx, int, const char *);
54 extern int s390_single_part (rtx, enum machine_mode, enum machine_mode, int);
55 extern unsigned HOST_WIDE_INT s390_extract_part (rtx, enum machine_mode, int);
56 extern bool s390_contiguous_bitmask_p (unsigned HOST_WIDE_INT, int, int *, int *);
57 extern bool s390_split_ok_p (rtx, rtx, enum machine_mode, int);
58 extern bool s390_overlap_p (rtx, rtx, HOST_WIDE_INT);
59 extern bool s390_offset_p (rtx, rtx, rtx);
60 extern int tls_symbolic_operand (rtx);
61
62 extern bool s390_match_ccmode (rtx, enum machine_mode);
63 extern enum machine_mode s390_tm_ccmode (rtx, rtx, bool);
64 extern enum machine_mode s390_select_ccmode (enum rtx_code, rtx, rtx);
65 extern void s390_canonicalize_comparison (enum rtx_code *, rtx *, rtx *);
66 extern rtx s390_emit_compare (enum rtx_code, rtx, rtx);
67 extern void s390_emit_jump (rtx, rtx);
68 extern bool symbolic_reference_mentioned_p (rtx);
69 extern bool tls_symbolic_reference_mentioned_p (rtx);
70 extern bool legitimate_la_operand_p (rtx);
71 extern bool preferred_la_operand_p (rtx, rtx);
72 extern int legitimate_pic_operand_p (rtx);
73 extern int legitimate_constant_p (rtx);
74 extern bool legitimate_reload_constant_p (rtx);
75 extern bool legitimate_address_p (enum machine_mode, rtx, int);
76 extern rtx legitimize_pic_address (rtx, rtx);
77 extern rtx legitimize_address (rtx, rtx, enum machine_mode);
78 extern rtx legitimize_reload_address (rtx, enum machine_mode, int, int);
79 extern enum reg_class s390_preferred_reload_class (rtx, enum reg_class);
80 extern enum reg_class s390_secondary_input_reload_class (enum reg_class,
81 enum machine_mode,
82 rtx);
83 extern enum reg_class s390_secondary_output_reload_class (enum reg_class,
84 enum machine_mode,
85 rtx);
86 extern void s390_reload_larl_operand (rtx , rtx , rtx);
87 extern void s390_reload_symref_address (rtx , rtx , rtx , bool);
88 extern void s390_expand_plus_operand (rtx, rtx, rtx);
89 extern void emit_symbolic_move (rtx *);
90 extern void s390_load_address (rtx, rtx);
91 extern void s390_expand_movmem (rtx, rtx, rtx);
92 extern void s390_expand_setmem (rtx, rtx, rtx);
93 extern void s390_expand_cmpmem (rtx, rtx, rtx, rtx);
94 extern bool s390_expand_addcc (enum rtx_code, rtx, rtx, rtx, rtx, rtx);
95 extern bool s390_expand_insv (rtx, rtx, rtx, rtx);
96 extern void s390_expand_cs_hqi (enum machine_mode, rtx, rtx, rtx, rtx);
97 extern void s390_expand_atomic (enum machine_mode, enum rtx_code,
98 rtx, rtx, rtx, bool);
99 extern rtx s390_return_addr_rtx (int, rtx);
100 extern rtx s390_back_chain_rtx (void);
101 extern rtx s390_emit_call (rtx, rtx, rtx, rtx);
102 extern void s390_expand_logical_operator (enum rtx_code,
103 enum machine_mode, rtx *);
104 extern bool s390_logical_operator_ok_p (rtx *);
105 extern void s390_narrow_logical_operator (enum rtx_code, rtx *, rtx *);
106 extern void s390_split_access_reg (rtx, rtx *, rtx *);
107
108 extern bool s390_output_addr_const_extra (FILE*, rtx);
109 extern void print_operand_address (FILE *, rtx);
110 extern void print_operand (FILE *, rtx, int);
111 extern void s390_output_pool_entry (rtx, enum machine_mode, unsigned int);
112 extern void s390_trampoline_template (FILE *);
113 extern void s390_initialize_trampoline (rtx, rtx, rtx);
114 extern int s390_agen_dep_p (rtx, rtx);
115 extern rtx s390_load_got (void);
116 extern rtx s390_get_thread_pointer (void);
117 extern void s390_emit_tpf_eh_return (rtx);
118 extern bool s390_legitimate_address_without_index_p (rtx);
119 extern bool s390_decompose_shift_count (rtx, rtx *, HOST_WIDE_INT *);
120 extern int s390_branch_condition_mask (rtx);
121 extern int s390_compare_and_branch_condition_mask (rtx);
122
123 #endif /* RTX_CODE */
124
125 #ifdef TREE_CODE
126 extern void s390_function_arg_advance (CUMULATIVE_ARGS *, enum machine_mode,
127 tree, int);
128 #ifdef RTX_CODE
129 extern rtx s390_function_arg (CUMULATIVE_ARGS *, enum machine_mode, tree, int);
130 extern rtx s390_function_value (const_tree, enum machine_mode);
131 #endif /* RTX_CODE */
132 #endif /* TREE_CODE */