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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) 2000-2014 Free Software Foundation, Inc.
4 Contributed by Hartmut Penner (hpenner@de.ibm.com)
6 This file is part of GCC.
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 3, or (at your option) any later
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. */
24 /* Prototypes of functions used for constraint evaluation in
27 extern int s390_mem_constraint (const char *str
, rtx op
);
28 extern int s390_O_constraint_str (const char c
, HOST_WIDE_INT value
);
29 extern int s390_N_constraint_str (const char *str
, HOST_WIDE_INT value
);
30 extern int s390_float_const_zero_p (rtx value
);
31 extern bool s390_check_symref_alignment (rtx addr
, HOST_WIDE_INT alignment
);
34 /* Declare functions in s390.c. */
36 extern HOST_WIDE_INT
s390_initial_elimination_offset (int, int);
37 extern void s390_emit_prologue (void);
38 extern void s390_emit_epilogue (bool);
39 extern bool s390_can_use_simple_return_insn (void);
40 extern bool s390_can_use_return_insn (void);
41 extern void s390_function_profiler (FILE *, int);
42 extern void s390_set_has_landing_pad_p (bool);
43 extern bool s390_hard_regno_mode_ok (unsigned int, machine_mode
);
44 extern bool s390_hard_regno_rename_ok (unsigned int, unsigned int);
45 extern int s390_class_max_nregs (enum reg_class
, machine_mode
);
48 extern int s390_extra_constraint_str (rtx
, int, const char *);
49 extern int s390_const_ok_for_constraint_p (HOST_WIDE_INT
, int, const char *);
50 extern int s390_const_double_ok_for_constraint_p (rtx
, int, const char *);
51 extern int s390_single_part (rtx
, machine_mode
, machine_mode
, int);
52 extern unsigned HOST_WIDE_INT
s390_extract_part (rtx
, machine_mode
, int);
53 extern bool s390_contiguous_bitmask_p (unsigned HOST_WIDE_INT
, int, int *, int *);
54 extern bool s390_split_ok_p (rtx
, rtx
, machine_mode
, int);
55 extern bool s390_overlap_p (rtx
, rtx
, HOST_WIDE_INT
);
56 extern bool s390_offset_p (rtx
, rtx
, rtx
);
57 extern int tls_symbolic_operand (rtx
);
59 extern bool s390_match_ccmode (rtx_insn
*, machine_mode
);
60 extern machine_mode
s390_tm_ccmode (rtx
, rtx
, bool);
61 extern machine_mode
s390_select_ccmode (enum rtx_code
, rtx
, rtx
);
62 extern rtx
s390_emit_compare (enum rtx_code
, rtx
, rtx
);
63 extern rtx_insn
*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
, 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 bool s390_expand_movmem (rtx
, rtx
, rtx
);
84 extern void s390_expand_setmem (rtx
, rtx
, rtx
);
85 extern bool 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 (machine_mode
, rtx
, rtx
, rtx
,
90 extern void s390_expand_atomic (machine_mode
, enum rtx_code
,
92 extern void s390_expand_tbegin (rtx
, rtx
, rtx
, bool);
93 extern rtx
s390_return_addr_rtx (int, rtx
);
94 extern rtx
s390_back_chain_rtx (void);
95 extern rtx_insn
*s390_emit_call (rtx
, rtx
, rtx
, rtx
);
96 extern void s390_expand_logical_operator (enum rtx_code
,
98 extern bool s390_logical_operator_ok_p (rtx
*);
99 extern void s390_narrow_logical_operator (enum rtx_code
, rtx
*, rtx
*);
100 extern void s390_split_access_reg (rtx
, rtx
*, rtx
*);
102 extern void print_operand_address (FILE *, rtx
);
103 extern void print_operand (FILE *, rtx
, int);
104 extern void s390_output_pool_entry (rtx
, machine_mode
, unsigned int);
105 extern int s390_label_align (rtx
);
106 extern int s390_agen_dep_p (rtx_insn
*, rtx_insn
*);
107 extern rtx_insn
*s390_load_got (void);
108 extern rtx
s390_get_thread_pointer (void);
109 extern void s390_emit_tpf_eh_return (rtx
);
110 extern bool s390_legitimate_address_without_index_p (rtx
);
111 extern bool s390_decompose_shift_count (rtx
, rtx
*, HOST_WIDE_INT
*);
112 extern int s390_branch_condition_mask (rtx
);
113 extern int s390_compare_and_branch_condition_mask (rtx
);
114 extern bool s390_extzv_shift_ok (int, int, unsigned HOST_WIDE_INT
);
115 extern void s390_asm_output_function_label (FILE *, const char *, tree
);
117 #endif /* RTX_CODE */