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6de9cd9a | 1 | /* Header for array handling functions |
cbe34bb5 | 2 | Copyright (C) 2002-2017 Free Software Foundation, Inc. |
6de9cd9a DN |
3 | Contributed by Paul Brook |
4 | ||
9fc4d79b | 5 | This file is part of GCC. |
6de9cd9a | 6 | |
9fc4d79b TS |
7 | GCC is free software; you can redistribute it and/or modify it under |
8 | the terms of the GNU General Public License as published by the Free | |
d234d788 | 9 | Software Foundation; either version 3, or (at your option) any later |
9fc4d79b | 10 | version. |
6de9cd9a | 11 | |
9fc4d79b TS |
12 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
13 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 | for more details. | |
6de9cd9a DN |
16 | |
17 | You should have received a copy of the GNU General Public License | |
d234d788 NC |
18 | along with GCC; see the file COPYING3. If not see |
19 | <http://www.gnu.org/licenses/>. */ | |
6de9cd9a | 20 | |
c49ea23d | 21 | /* Generate code to initialize and allocate an array. Statements are added to |
6de9cd9a | 22 | se, which should contain an expression for the array descriptor. */ |
5d81ddd0 | 23 | bool gfc_array_allocate (gfc_se *, gfc_expr *, tree, tree, tree, tree, |
1792349b | 24 | tree, tree *, gfc_expr *, tree, bool); |
6de9cd9a | 25 | |
62ab4a54 RS |
26 | /* Allow the bounds of a loop to be set from a callee's array spec. */ |
27 | void gfc_set_loop_bounds_from_array_spec (gfc_interface_mapping *, | |
28 | gfc_se *, gfc_array_spec *); | |
29 | ||
8e119f1b | 30 | /* Generate code to create a temporary array. */ |
41645793 MM |
31 | tree gfc_trans_create_temp_array (stmtblock_t *, stmtblock_t *, gfc_ss *, |
32 | tree, tree, bool, bool, bool, locus *); | |
6de9cd9a DN |
33 | |
34 | /* Generate function entry code for allocation of compiler allocated array | |
35 | variables. */ | |
0019d498 | 36 | void gfc_trans_auto_array_allocation (tree, gfc_symbol *, gfc_wrapped_block *); |
6de9cd9a | 37 | /* Generate entry and exit code for dummy array parameters. */ |
0019d498 | 38 | void gfc_trans_dummy_array_bias (gfc_symbol *, tree, gfc_wrapped_block *); |
6de9cd9a | 39 | /* Generate entry and exit code for g77 calling convention arrays. */ |
0019d498 | 40 | void gfc_trans_g77_array (gfc_symbol *, gfc_wrapped_block *); |
5046aff5 | 41 | |
92d28cbb JJ |
42 | tree gfc_full_array_size (stmtblock_t *, tree, int); |
43 | ||
fc7d0afb | 44 | tree gfc_duplicate_allocatable (tree, tree, tree, int, tree); |
40c32948 PT |
45 | |
46 | tree gfc_copy_allocatable_data (tree dest, tree src, tree type, int rank); | |
5046aff5 | 47 | |
92d28cbb JJ |
48 | tree gfc_duplicate_allocatable_nocopy (tree, tree, tree, int); |
49 | ||
ba85c8c3 AV |
50 | bool gfc_caf_is_dealloc_only (int); |
51 | ||
de91486c | 52 | tree gfc_nullify_alloc_comp (gfc_symbol *, tree, int, int cm = 0); |
5046aff5 | 53 | |
ba85c8c3 | 54 | tree gfc_deallocate_alloc_comp (gfc_symbol *, tree, int, int cm = 0); |
abc2d807 TB |
55 | tree gfc_deallocate_alloc_comp_no_caf (gfc_symbol *, tree, int); |
56 | tree gfc_reassign_alloc_comp_caf (gfc_symbol *, tree, tree); | |
5046aff5 | 57 | |
ba85c8c3 | 58 | tree gfc_copy_alloc_comp (gfc_symbol *, tree, tree, int, int); |
5046aff5 | 59 | |
40c32948 PT |
60 | tree gfc_copy_only_alloc_comp (gfc_symbol *, tree, tree, int); |
61 | ||
5bab4c96 PT |
62 | tree gfc_allocate_pdt_comp (gfc_symbol *, tree, int, gfc_actual_arglist *); |
63 | tree gfc_deallocate_pdt_comp (gfc_symbol *, tree, int); | |
64 | tree gfc_check_pdt_dummy (gfc_symbol *, tree, int, gfc_actual_arglist *); | |
65 | ||
597553ab PT |
66 | tree gfc_alloc_allocatable_for_assignment (gfc_loopinfo*, gfc_expr*, gfc_expr*); |
67 | ||
1f2959f0 | 68 | /* Add initialization for deferred arrays. */ |
0019d498 | 69 | void gfc_trans_deferred_array (gfc_symbol *, gfc_wrapped_block *); |
6de9cd9a DN |
70 | /* Generate an initializer for a static pointer or allocatable array. */ |
71 | void gfc_trans_static_array_pointer (gfc_symbol *); | |
72 | ||
dec131b6 MM |
73 | /* Get the procedure interface for a function call. */ |
74 | gfc_symbol *gfc_get_proc_ifc_for_expr (gfc_expr *); | |
6de9cd9a DN |
75 | /* Generate scalarization information for an expression. */ |
76 | gfc_ss *gfc_walk_expr (gfc_expr *); | |
712efae1 MM |
77 | /* Workhorse for gfc_walk_expr. */ |
78 | gfc_ss *gfc_walk_subexpr (gfc_ss *, gfc_expr *); | |
42ac5ee1 MM |
79 | /* Workhorse for gfc_walk_variable_expr. */ |
80 | gfc_ss *gfc_walk_array_ref (gfc_ss *, gfc_expr *, gfc_ref * ref); | |
48474141 PT |
81 | /* Walk the arguments of an elemental function. */ |
82 | gfc_ss *gfc_walk_elemental_function_args (gfc_ss *, gfc_actual_arglist *, | |
dec131b6 | 83 | gfc_symbol *, gfc_ss_type); |
6de9cd9a DN |
84 | /* Walk an intrinsic function. */ |
85 | gfc_ss *gfc_walk_intrinsic_function (gfc_ss *, gfc_expr *, | |
86 | gfc_intrinsic_sym *); | |
48474141 PT |
87 | /* Reverse the order of an SS chain. */ |
88 | gfc_ss *gfc_reverse_ss (gfc_ss *); | |
6de9cd9a | 89 | |
1f2959f0 | 90 | /* Free the SS associated with a loop. */ |
6de9cd9a DN |
91 | void gfc_cleanup_loop (gfc_loopinfo *); |
92 | /* Associate a SS chain with a loop. */ | |
93 | void gfc_add_ss_to_loop (gfc_loopinfo *, gfc_ss *); | |
94 | /* Mark a SS chain as used in this loop. */ | |
95 | void gfc_mark_ss_chain_used (gfc_ss *, unsigned); | |
fcba5509 MM |
96 | /* Free a gfc_ss chain. */ |
97 | void gfc_free_ss_chain (gfc_ss *); | |
121c82c9 MM |
98 | /* Free a single gfc_ss element. */ |
99 | void gfc_free_ss (gfc_ss *); | |
66877276 MM |
100 | /* Allocate a new array type ss. */ |
101 | gfc_ss *gfc_get_array_ss (gfc_ss *, gfc_expr *, int, gfc_ss_type); | |
a1ae4f43 MM |
102 | /* Allocate a new temporary type ss. */ |
103 | gfc_ss *gfc_get_temp_ss (tree, tree, int); | |
26f77530 MM |
104 | /* Allocate a new scalar type ss. */ |
105 | gfc_ss *gfc_get_scalar_ss (gfc_ss *, gfc_expr *); | |
6de9cd9a | 106 | |
14aeb3cd MM |
107 | bool gfc_scalar_elemental_arg_saved_as_reference (gfc_ss_info *); |
108 | ||
6de9cd9a DN |
109 | /* Calculates the lower bound and stride of array sections. */ |
110 | void gfc_conv_ss_startstride (gfc_loopinfo *); | |
111 | ||
112 | void gfc_init_loopinfo (gfc_loopinfo *); | |
113 | void gfc_copy_loopinfo_to_se (gfc_se *, gfc_loopinfo *); | |
114 | ||
115 | /* Marks the start of a scalarized expression, and declares loop variables. */ | |
116 | void gfc_start_scalarized_body (gfc_loopinfo *, stmtblock_t *); | |
80927a56 JJ |
117 | /* Generates one actual loop for a scalarized expression. */ |
118 | void gfc_trans_scalarized_loop_end (gfc_loopinfo *, int, stmtblock_t *); | |
6de9cd9a DN |
119 | /* Generates the actual loops for a scalarized expression. */ |
120 | void gfc_trans_scalarizing_loops (gfc_loopinfo *, stmtblock_t *); | |
121 | /* Mark the end of the main loop body and the start of the copying loop. */ | |
122 | void gfc_trans_scalarized_loop_boundary (gfc_loopinfo *, stmtblock_t *); | |
1f2959f0 | 123 | /* Initialize the scalarization loop parameters. */ |
bdfd2ff0 | 124 | void gfc_conv_loop_setup (gfc_loopinfo *, locus *); |
121c82c9 MM |
125 | /* Set each array's delta. */ |
126 | void gfc_set_delta (gfc_loopinfo *); | |
6de9cd9a DN |
127 | /* Resolve array assignment dependencies. */ |
128 | void gfc_conv_resolve_dependencies (gfc_loopinfo *, gfc_ss *, gfc_ss *); | |
49de9e73 | 129 | /* Build a null array descriptor constructor. */ |
331c72f3 | 130 | tree gfc_build_null_descriptor (tree); |
6de9cd9a DN |
131 | |
132 | /* Get a single array element. */ | |
31f02c77 | 133 | void gfc_conv_array_ref (gfc_se *, gfc_array_ref *, gfc_expr *, locus *); |
6de9cd9a DN |
134 | /* Translate a reference to a temporary array. */ |
135 | void gfc_conv_tmp_array_ref (gfc_se * se); | |
136 | /* Translate a reference to an array temporary. */ | |
137 | void gfc_conv_tmp_ref (gfc_se *); | |
138 | ||
139 | /* Evaluate an array expression. */ | |
2960a368 | 140 | void gfc_conv_expr_descriptor (gfc_se *, gfc_expr *); |
6de9cd9a | 141 | /* Convert an array for passing as an actual function parameter. */ |
2960a368 | 142 | void gfc_conv_array_parameter (gfc_se *, gfc_expr *, bool, |
7e279142 | 143 | const gfc_symbol *, const char *, tree *); |
1524f80b RS |
144 | /* Evaluate and transpose a matrix expression. */ |
145 | void gfc_conv_array_transpose (gfc_se *, gfc_expr *); | |
6de9cd9a DN |
146 | |
147 | /* These work with both descriptors and descriptorless arrays. */ | |
148 | tree gfc_conv_array_data (tree); | |
149 | tree gfc_conv_array_offset (tree); | |
f7b529fa | 150 | /* Return either an INT_CST or an expression for that part of the descriptor. */ |
6de9cd9a DN |
151 | tree gfc_conv_array_stride (tree, int); |
152 | tree gfc_conv_array_lbound (tree, int); | |
153 | tree gfc_conv_array_ubound (tree, int); | |
154 | ||
9f3761c5 TB |
155 | /* Set cobounds of an array. */ |
156 | void gfc_trans_array_cobounds (tree, stmtblock_t *, const gfc_symbol *); | |
157 | ||
6de9cd9a | 158 | /* Build expressions for accessing components of an array descriptor. */ |
ff3598bc PT |
159 | void gfc_get_descriptor_offsets_for_info (const_tree, tree *, tree *, tree *, tree *, |
160 | tree *, tree *, tree *); | |
161 | ||
4c73896d | 162 | tree gfc_conv_descriptor_data_get (tree); |
4c73896d | 163 | tree gfc_conv_descriptor_data_addr (tree); |
568e8e1e | 164 | tree gfc_conv_descriptor_offset_get (tree); |
ff3598bc | 165 | tree gfc_conv_descriptor_span_get (tree); |
6de9cd9a | 166 | tree gfc_conv_descriptor_dtype (tree); |
17aa6ab6 | 167 | tree gfc_conv_descriptor_rank (tree); |
c62c6622 | 168 | tree gfc_get_descriptor_dimension (tree); |
568e8e1e PT |
169 | tree gfc_conv_descriptor_stride_get (tree, tree); |
170 | tree gfc_conv_descriptor_lbound_get (tree, tree); | |
171 | tree gfc_conv_descriptor_ubound_get (tree, tree); | |
af232d48 | 172 | tree gfc_conv_descriptor_token (tree); |
568e8e1e PT |
173 | |
174 | void gfc_conv_descriptor_data_set (stmtblock_t *, tree, tree); | |
175 | void gfc_conv_descriptor_offset_set (stmtblock_t *, tree, tree); | |
ff3598bc | 176 | void gfc_conv_descriptor_span_set (stmtblock_t *, tree, tree); |
568e8e1e PT |
177 | void gfc_conv_descriptor_stride_set (stmtblock_t *, tree, tree, tree); |
178 | void gfc_conv_descriptor_lbound_set (stmtblock_t *, tree, tree, tree); | |
179 | void gfc_conv_descriptor_ubound_set (stmtblock_t *, tree, tree, tree); | |
6de9cd9a | 180 | |
99d821c0 DK |
181 | /* Shift lower bound of descriptor, updating ubound and offset. */ |
182 | void gfc_conv_shift_descriptor_lbound (stmtblock_t*, tree, int, tree); | |
183 | ||
6de9cd9a DN |
184 | /* Add pre-loop scalarization code for intrinsic functions which require |
185 | special handling. */ | |
186 | void gfc_add_intrinsic_ss_code (gfc_loopinfo *, gfc_ss *); | |
b01e2f88 RS |
187 | |
188 | /* Functions for constant array constructor processing. */ | |
b7e75771 | 189 | unsigned HOST_WIDE_INT gfc_constant_array_constructor_p (gfc_constructor_base); |
b01e2f88 | 190 | tree gfc_build_constant_array_constructor (gfc_expr *, tree); |
32be9f94 PT |
191 | |
192 | /* Copy a string from src to dest. */ | |
d393bbd7 | 193 | void gfc_trans_string_copy (stmtblock_t *, tree, tree, int, tree, tree, int); |
99d821c0 DK |
194 | |
195 | /* Calculate extent / size of an array. */ | |
196 | tree gfc_conv_array_extent_dim (tree, tree, tree*); | |
197 | tree gfc_conv_descriptor_size (tree, int); | |
155e5d5f | 198 | tree gfc_conv_descriptor_cosize (tree, int, int); |