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git.ipfire.org Git - thirdparty/gcc.git/blob - gcc/config/s390/s390-protos.h
1 /* Definitions of target machine for GNU compiler, for IBM S/390.
2 Copyright (C) 2000, 2002, 2003, 2004, 2005, 2007, 2008, 2009, 2010, 2011
3 Free Software Foundation, Inc.
5 Contributed by Hartmut Penner (hpenner@de.ibm.com)
7 This file is part of GCC.
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
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
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/>. */
25 /* Prototypes of functions used for constraint evaluation in
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
);
35 /* Declare functions in s390.c. */
37 extern HOST_WIDE_INT
s390_initial_elimination_offset (int, int);
38 extern void s390_emit_prologue (void);
39 extern void s390_emit_epilogue (bool);
40 extern void s390_function_profiler (FILE *, int);
41 extern void s390_set_has_landing_pad_p (bool);
42 extern bool s390_hard_regno_mode_ok (unsigned int, enum machine_mode
);
43 extern bool s390_hard_regno_rename_ok (unsigned int, unsigned int);
44 extern bool s390_class_max_nregs (enum reg_class
, enum machine_mode
);
47 extern int s390_extra_constraint_str (rtx
, int, const char *);
48 extern int s390_const_ok_for_constraint_p (HOST_WIDE_INT
, int, const char *);
49 extern int s390_const_double_ok_for_constraint_p (rtx
, int, const char *);
50 extern int s390_single_part (rtx
, enum machine_mode
, enum machine_mode
, int);
51 extern unsigned HOST_WIDE_INT
s390_extract_part (rtx
, enum machine_mode
, int);
52 extern bool s390_contiguous_bitmask_p (unsigned HOST_WIDE_INT
, int, int *, int *);
53 extern bool s390_split_ok_p (rtx
, rtx
, enum machine_mode
, int);
54 extern bool s390_overlap_p (rtx
, rtx
, HOST_WIDE_INT
);
55 extern bool s390_offset_p (rtx
, rtx
, rtx
);
56 extern int tls_symbolic_operand (rtx
);
58 extern bool s390_match_ccmode (rtx
, enum machine_mode
);
59 extern enum machine_mode
s390_tm_ccmode (rtx
, rtx
, bool);
60 extern enum machine_mode
s390_select_ccmode (enum rtx_code
, rtx
, rtx
);
61 extern void s390_canonicalize_comparison (enum rtx_code
*, rtx
*, rtx
*);
62 extern rtx
s390_emit_compare (enum rtx_code
, rtx
, rtx
);
63 extern void s390_emit_jump (rtx
, rtx
);
64 extern bool symbolic_reference_mentioned_p (rtx
);
65 extern bool tls_symbolic_reference_mentioned_p (rtx
);
66 extern bool legitimate_la_operand_p (rtx
);
67 extern bool preferred_la_operand_p (rtx
, rtx
);
68 extern int legitimate_pic_operand_p (rtx
);
69 extern bool legitimate_reload_constant_p (rtx
);
70 extern rtx
legitimize_pic_address (rtx
, rtx
);
71 extern rtx
legitimize_reload_address (rtx
, enum machine_mode
, int, int);
72 extern enum reg_class
s390_secondary_input_reload_class (enum reg_class
,
75 extern enum reg_class
s390_secondary_output_reload_class (enum reg_class
,
78 extern void s390_reload_larl_operand (rtx
, rtx
, rtx
);
79 extern void s390_reload_symref_address (rtx
, rtx
, rtx
, bool);
80 extern void s390_expand_plus_operand (rtx
, rtx
, rtx
);
81 extern void emit_symbolic_move (rtx
*);
82 extern void s390_load_address (rtx
, rtx
);
83 extern void s390_expand_movmem (rtx
, rtx
, rtx
);
84 extern void s390_expand_setmem (rtx
, rtx
, rtx
);
85 extern void s390_expand_cmpmem (rtx
, rtx
, rtx
, rtx
);
86 extern bool s390_expand_addcc (enum rtx_code
, rtx
, rtx
, rtx
, rtx
, rtx
);
87 extern bool s390_expand_insv (rtx
, rtx
, rtx
, rtx
);
88 extern void s390_expand_cs_hqi (enum machine_mode
, rtx
, rtx
, rtx
, rtx
);
89 extern void s390_expand_atomic (enum machine_mode
, enum rtx_code
,
91 extern rtx
s390_return_addr_rtx (int, rtx
);
92 extern rtx
s390_back_chain_rtx (void);
93 extern rtx
s390_emit_call (rtx
, rtx
, rtx
, rtx
);
94 extern void s390_expand_logical_operator (enum rtx_code
,
95 enum machine_mode
, rtx
*);
96 extern bool s390_logical_operator_ok_p (rtx
*);
97 extern void s390_narrow_logical_operator (enum rtx_code
, rtx
*, rtx
*);
98 extern void s390_split_access_reg (rtx
, rtx
*, rtx
*);
100 extern void print_operand_address (FILE *, rtx
);
101 extern void print_operand (FILE *, rtx
, int);
102 extern void s390_output_pool_entry (rtx
, enum machine_mode
, unsigned int);
103 extern int s390_label_align (rtx
);
104 extern int s390_agen_dep_p (rtx
, rtx
);
105 extern rtx
s390_load_got (void);
106 extern rtx
s390_get_thread_pointer (void);
107 extern void s390_emit_tpf_eh_return (rtx
);
108 extern bool s390_legitimate_address_without_index_p (rtx
);
109 extern bool s390_decompose_shift_count (rtx
, rtx
*, HOST_WIDE_INT
*);
110 extern int s390_branch_condition_mask (rtx
);
111 extern int s390_compare_and_branch_condition_mask (rtx
);
113 #endif /* RTX_CODE */