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6de9cd9a | 1 | /* IO Code translation/library interface |
83ffe9cd | 2 | Copyright (C) 2002-2023 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 DN |
20 | |
21 | ||
22 | #include "config.h" | |
23 | #include "system.h" | |
24 | #include "coretypes.h" | |
2adfab87 | 25 | #include "tree.h" |
6de9cd9a DN |
26 | #include "gfortran.h" |
27 | #include "trans.h" | |
2adfab87 | 28 | #include "stringpool.h" |
2adfab87 AM |
29 | #include "fold-const.h" |
30 | #include "stor-layout.h" | |
6de9cd9a DN |
31 | #include "trans-stmt.h" |
32 | #include "trans-array.h" | |
33 | #include "trans-types.h" | |
34 | #include "trans-const.h" | |
c05c2380 | 35 | #include "options.h" |
6de9cd9a | 36 | |
6de9cd9a DN |
37 | /* Members of the ioparm structure. */ |
38 | ||
5e805e44 JJ |
39 | enum ioparam_type |
40 | { | |
41 | IOPARM_ptype_common, | |
42 | IOPARM_ptype_open, | |
43 | IOPARM_ptype_close, | |
44 | IOPARM_ptype_filepos, | |
45 | IOPARM_ptype_inquire, | |
46 | IOPARM_ptype_dt, | |
6f0f0b2e | 47 | IOPARM_ptype_wait, |
5e805e44 JJ |
48 | IOPARM_ptype_num |
49 | }; | |
50 | ||
51 | enum iofield_type | |
52 | { | |
53 | IOPARM_type_int4, | |
014ec6ee | 54 | IOPARM_type_intio, |
5e805e44 | 55 | IOPARM_type_pint4, |
014ec6ee | 56 | IOPARM_type_pintio, |
5e805e44 JJ |
57 | IOPARM_type_pchar, |
58 | IOPARM_type_parray, | |
59 | IOPARM_type_pad, | |
60 | IOPARM_type_char1, | |
61 | IOPARM_type_char2, | |
62 | IOPARM_type_common, | |
63 | IOPARM_type_num | |
64 | }; | |
65 | ||
d1b38208 | 66 | typedef struct GTY(()) gfc_st_parameter_field { |
5e805e44 JJ |
67 | const char *name; |
68 | unsigned int mask; | |
69 | enum ioparam_type param_type; | |
70 | enum iofield_type type; | |
71 | tree field; | |
72 | tree field_len; | |
73 | } | |
74 | gfc_st_parameter_field; | |
6de9cd9a | 75 | |
d1b38208 | 76 | typedef struct GTY(()) gfc_st_parameter { |
5e805e44 JJ |
77 | const char *name; |
78 | tree type; | |
79 | } | |
80 | gfc_st_parameter; | |
81 | ||
82 | enum iofield | |
83 | { | |
84 | #define IOPARM(param_type, name, mask, type) IOPARM_##param_type##_##name, | |
85 | #include "ioparm.def" | |
86 | #undef IOPARM | |
87 | IOPARM_field_num | |
88 | }; | |
89 | ||
90 | static GTY(()) gfc_st_parameter st_parameter[] = | |
91 | { | |
92 | { "common", NULL }, | |
93 | { "open", NULL }, | |
94 | { "close", NULL }, | |
95 | { "filepos", NULL }, | |
96 | { "inquire", NULL }, | |
6f0f0b2e JD |
97 | { "dt", NULL }, |
98 | { "wait", NULL } | |
5e805e44 JJ |
99 | }; |
100 | ||
101 | static GTY(()) gfc_st_parameter_field st_parameter_field[] = | |
102 | { | |
103 | #define IOPARM(param_type, name, mask, type) \ | |
104 | { #name, mask, IOPARM_ptype_##param_type, IOPARM_type_##type, NULL, NULL }, | |
105 | #include "ioparm.def" | |
106 | #undef IOPARM | |
81f40b79 | 107 | { NULL, 0, (enum ioparam_type) 0, (enum iofield_type) 0, NULL, NULL } |
5e805e44 | 108 | }; |
6de9cd9a DN |
109 | |
110 | /* Library I/O subroutines */ | |
111 | ||
5e805e44 JJ |
112 | enum iocall |
113 | { | |
114 | IOCALL_READ, | |
115 | IOCALL_READ_DONE, | |
116 | IOCALL_WRITE, | |
117 | IOCALL_WRITE_DONE, | |
118 | IOCALL_X_INTEGER, | |
6eb6875d | 119 | IOCALL_X_INTEGER_WRITE, |
5e805e44 | 120 | IOCALL_X_LOGICAL, |
6eb6875d | 121 | IOCALL_X_LOGICAL_WRITE, |
5e805e44 | 122 | IOCALL_X_CHARACTER, |
6eb6875d | 123 | IOCALL_X_CHARACTER_WRITE, |
8a221914 | 124 | IOCALL_X_CHARACTER_WIDE, |
6eb6875d | 125 | IOCALL_X_CHARACTER_WIDE_WRITE, |
5e805e44 | 126 | IOCALL_X_REAL, |
6eb6875d | 127 | IOCALL_X_REAL_WRITE, |
5e805e44 | 128 | IOCALL_X_COMPLEX, |
6eb6875d | 129 | IOCALL_X_COMPLEX_WRITE, |
1ec601bf FXC |
130 | IOCALL_X_REAL128, |
131 | IOCALL_X_REAL128_WRITE, | |
132 | IOCALL_X_COMPLEX128, | |
133 | IOCALL_X_COMPLEX128_WRITE, | |
5e805e44 | 134 | IOCALL_X_ARRAY, |
6eb6875d | 135 | IOCALL_X_ARRAY_WRITE, |
e73d3ca6 | 136 | IOCALL_X_DERIVED, |
5e805e44 JJ |
137 | IOCALL_OPEN, |
138 | IOCALL_CLOSE, | |
139 | IOCALL_INQUIRE, | |
140 | IOCALL_IOLENGTH, | |
141 | IOCALL_IOLENGTH_DONE, | |
142 | IOCALL_REWIND, | |
143 | IOCALL_BACKSPACE, | |
144 | IOCALL_ENDFILE, | |
145 | IOCALL_FLUSH, | |
146 | IOCALL_SET_NML_VAL, | |
e73d3ca6 | 147 | IOCALL_SET_NML_DTIO_VAL, |
5e805e44 | 148 | IOCALL_SET_NML_VAL_DIM, |
6f0f0b2e | 149 | IOCALL_WAIT, |
5e805e44 JJ |
150 | IOCALL_NUM |
151 | }; | |
152 | ||
153 | static GTY(()) tree iocall[IOCALL_NUM]; | |
6de9cd9a DN |
154 | |
155 | /* Variable for keeping track of what the last data transfer statement | |
156 | was. Used for deciding which subroutine to call when the data | |
f7b529fa | 157 | transfer is complete. */ |
8750f9cd | 158 | static enum { READ, WRITE, IOLENGTH } last_dt; |
6de9cd9a | 159 | |
5e805e44 JJ |
160 | /* The data transfer parameter block that should be shared by all |
161 | data transfer calls belonging to the same read/write/iolength. */ | |
162 | static GTY(()) tree dt_parm; | |
163 | static stmtblock_t *dt_post_end_block; | |
6de9cd9a | 164 | |
5e805e44 JJ |
165 | static void |
166 | gfc_build_st_parameter (enum ioparam_type ptype, tree *types) | |
167 | { | |
32e8bb8e | 168 | unsigned int type; |
5e805e44 JJ |
169 | gfc_st_parameter_field *p; |
170 | char name[64]; | |
171 | size_t len; | |
172 | tree t = make_node (RECORD_TYPE); | |
dfd6ece2 | 173 | tree *chain = NULL; |
5e805e44 JJ |
174 | |
175 | len = strlen (st_parameter[ptype].name); | |
176 | gcc_assert (len <= sizeof (name) - sizeof ("__st_parameter_")); | |
177 | memcpy (name, "__st_parameter_", sizeof ("__st_parameter_")); | |
178 | memcpy (name + sizeof ("__st_parameter_") - 1, st_parameter[ptype].name, | |
ff7417d4 | 179 | len + 1); |
5e805e44 JJ |
180 | TYPE_NAME (t) = get_identifier (name); |
181 | ||
182 | for (type = 0, p = st_parameter_field; type < IOPARM_field_num; type++, p++) | |
183 | if (p->param_type == ptype) | |
184 | switch (p->type) | |
185 | { | |
186 | case IOPARM_type_int4: | |
014ec6ee | 187 | case IOPARM_type_intio: |
5e805e44 | 188 | case IOPARM_type_pint4: |
014ec6ee | 189 | case IOPARM_type_pintio: |
5e805e44 JJ |
190 | case IOPARM_type_parray: |
191 | case IOPARM_type_pchar: | |
192 | case IOPARM_type_pad: | |
35151cd5 | 193 | p->field = gfc_add_field_to_struct (t, get_identifier (p->name), |
dfd6ece2 | 194 | types[p->type], &chain); |
5e805e44 JJ |
195 | break; |
196 | case IOPARM_type_char1: | |
35151cd5 | 197 | p->field = gfc_add_field_to_struct (t, get_identifier (p->name), |
dfd6ece2 | 198 | pchar_type_node, &chain); |
5e805e44 JJ |
199 | /* FALLTHROUGH */ |
200 | case IOPARM_type_char2: | |
201 | len = strlen (p->name); | |
202 | gcc_assert (len <= sizeof (name) - sizeof ("_len")); | |
203 | memcpy (name, p->name, len); | |
204 | memcpy (name + len, "_len", sizeof ("_len")); | |
35151cd5 | 205 | p->field_len = gfc_add_field_to_struct (t, get_identifier (name), |
dfd6ece2 NF |
206 | gfc_charlen_type_node, |
207 | &chain); | |
5e805e44 | 208 | if (p->type == IOPARM_type_char2) |
35151cd5 | 209 | p->field = gfc_add_field_to_struct (t, get_identifier (p->name), |
dfd6ece2 | 210 | pchar_type_node, &chain); |
5e805e44 JJ |
211 | break; |
212 | case IOPARM_type_common: | |
213 | p->field | |
35151cd5 | 214 | = gfc_add_field_to_struct (t, |
5e805e44 | 215 | get_identifier (p->name), |
dfd6ece2 NF |
216 | st_parameter[IOPARM_ptype_common].type, |
217 | &chain); | |
5e805e44 JJ |
218 | break; |
219 | case IOPARM_type_num: | |
220 | gcc_unreachable (); | |
221 | } | |
6de9cd9a | 222 | |
c05c2380 JJ |
223 | /* -Wpadded warnings on these artificially created structures are not |
224 | helpful; suppress them. */ | |
225 | int save_warn_padded = warn_padded; | |
226 | warn_padded = 0; | |
5e805e44 | 227 | gfc_finish_type (t); |
c05c2380 | 228 | warn_padded = save_warn_padded; |
5e805e44 JJ |
229 | st_parameter[ptype].type = t; |
230 | } | |
6de9cd9a | 231 | |
f96d606f JD |
232 | |
233 | /* Build code to test an error condition and call generate_error if needed. | |
234 | Note: This builds calls to generate_error in the runtime library function. | |
235 | The function generate_error is dependent on certain parameters in the | |
e53b6e56 | 236 | st_parameter_common flags to be set. (See libgfortran/runtime/error.cc) |
f96d606f JD |
237 | Therefore, the code to set these flags must be generated before |
238 | this function is used. */ | |
239 | ||
ed9c79e1 JJ |
240 | static void |
241 | gfc_trans_io_runtime_check (bool has_iostat, tree cond, tree var, | |
242 | int error_code, const char * msgid, | |
243 | stmtblock_t * pblock) | |
f96d606f JD |
244 | { |
245 | stmtblock_t block; | |
246 | tree body; | |
247 | tree tmp; | |
248 | tree arg1, arg2, arg3; | |
249 | char *message; | |
250 | ||
251 | if (integer_zerop (cond)) | |
252 | return; | |
253 | ||
254 | /* The code to generate the error. */ | |
255 | gfc_start_block (&block); | |
8019105d | 256 | |
ed9c79e1 JJ |
257 | if (has_iostat) |
258 | gfc_add_expr_to_block (&block, build_predict_expr (PRED_FORTRAN_FAIL_IO, | |
259 | NOT_TAKEN)); | |
260 | else | |
261 | gfc_add_expr_to_block (&block, build_predict_expr (PRED_NORETURN, | |
262 | NOT_TAKEN)); | |
263 | ||
628c189e | 264 | arg1 = gfc_build_addr_expr (NULL_TREE, var); |
8019105d | 265 | |
f96d606f | 266 | arg2 = build_int_cst (integer_type_node, error_code), |
8019105d | 267 | |
1a33dc9e | 268 | message = xasprintf ("%s", _(msgid)); |
ee37d2f5 FXC |
269 | arg3 = gfc_build_addr_expr (pchar_type_node, |
270 | gfc_build_localized_cstring_const (message)); | |
cede9502 | 271 | free (message); |
8019105d | 272 | |
db3927fb AH |
273 | tmp = build_call_expr_loc (input_location, |
274 | gfor_fndecl_generate_error, 3, arg1, arg2, arg3); | |
f96d606f JD |
275 | |
276 | gfc_add_expr_to_block (&block, tmp); | |
277 | ||
278 | body = gfc_finish_block (&block); | |
279 | ||
280 | if (integer_onep (cond)) | |
281 | { | |
282 | gfc_add_expr_to_block (pblock, body); | |
283 | } | |
284 | else | |
285 | { | |
c2255bc4 | 286 | tmp = build3_v (COND_EXPR, cond, body, build_empty_stmt (input_location)); |
f96d606f JD |
287 | gfc_add_expr_to_block (pblock, tmp); |
288 | } | |
289 | } | |
290 | ||
291 | ||
6de9cd9a DN |
292 | /* Create function decls for IO library functions. */ |
293 | ||
294 | void | |
295 | gfc_build_io_library_fndecls (void) | |
296 | { | |
5e805e44 | 297 | tree types[IOPARM_type_num], pad_idx, gfc_int4_type_node; |
014ec6ee | 298 | tree gfc_intio_type_node; |
5e805e44 | 299 | tree parm_type, dt_parm_type; |
5e805e44 | 300 | HOST_WIDE_INT pad_size; |
09639a83 | 301 | unsigned int ptype; |
5e805e44 JJ |
302 | |
303 | types[IOPARM_type_int4] = gfc_int4_type_node = gfc_get_int_type (4); | |
014ec6ee JD |
304 | types[IOPARM_type_intio] = gfc_intio_type_node |
305 | = gfc_get_int_type (gfc_intio_kind); | |
5e805e44 | 306 | types[IOPARM_type_pint4] = build_pointer_type (gfc_int4_type_node); |
014ec6ee JD |
307 | types[IOPARM_type_pintio] |
308 | = build_pointer_type (gfc_intio_type_node); | |
5e805e44 JJ |
309 | types[IOPARM_type_parray] = pchar_type_node; |
310 | types[IOPARM_type_pchar] = pchar_type_node; | |
e1456843 | 311 | pad_size = 16 * TREE_INT_CST_LOW (TYPE_SIZE_UNIT (pchar_type_node)); |
5e805e44 | 312 | pad_size += 32 * TREE_INT_CST_LOW (TYPE_SIZE_UNIT (integer_type_node)); |
df09d1d5 | 313 | pad_idx = build_index_type (size_int (pad_size - 1)); |
5e805e44 | 314 | types[IOPARM_type_pad] = build_array_type (char_type_node, pad_idx); |
7ae99337 SE |
315 | |
316 | /* pad actually contains pointers and integers so it needs to have an | |
317 | alignment that is at least as large as the needed alignment for those | |
318 | types. See the st_parameter_dt structure in libgfortran/io/io.h for | |
319 | what really goes into this space. */ | |
fe37c7af MM |
320 | SET_TYPE_ALIGN (types[IOPARM_type_pad], MAX (TYPE_ALIGN (pchar_type_node), |
321 | TYPE_ALIGN (gfc_get_int_type (gfc_intio_kind)))); | |
7ae99337 | 322 | |
5e805e44 | 323 | for (ptype = IOPARM_ptype_common; ptype < IOPARM_ptype_num; ptype++) |
09639a83 | 324 | gfc_build_st_parameter ((enum ioparam_type) ptype, types); |
6de9cd9a | 325 | |
6eb6875d | 326 | /* Define the transfer functions. */ |
6de9cd9a | 327 | |
5e805e44 JJ |
328 | dt_parm_type = build_pointer_type (st_parameter[IOPARM_ptype_dt].type); |
329 | ||
3f34855a | 330 | iocall[IOCALL_X_INTEGER] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 331 | get_identifier (PREFIX("transfer_integer")), ". w W . ", |
3f34855a TB |
332 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
333 | ||
6eb6875d | 334 | iocall[IOCALL_X_INTEGER_WRITE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 335 | get_identifier (PREFIX("transfer_integer_write")), ". w R . ", |
6eb6875d TK |
336 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
337 | ||
3f34855a | 338 | iocall[IOCALL_X_LOGICAL] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 339 | get_identifier (PREFIX("transfer_logical")), ". w W . ", |
3f34855a TB |
340 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
341 | ||
6eb6875d | 342 | iocall[IOCALL_X_LOGICAL_WRITE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 343 | get_identifier (PREFIX("transfer_logical_write")), ". w R . ", |
6eb6875d TK |
344 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
345 | ||
3f34855a | 346 | iocall[IOCALL_X_CHARACTER] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 347 | get_identifier (PREFIX("transfer_character")), ". w W . ", |
f622221a | 348 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_charlen_type_node); |
3f34855a | 349 | |
6eb6875d | 350 | iocall[IOCALL_X_CHARACTER_WRITE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 351 | get_identifier (PREFIX("transfer_character_write")), ". w R . ", |
f622221a | 352 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_charlen_type_node); |
6eb6875d | 353 | |
3f34855a | 354 | iocall[IOCALL_X_CHARACTER_WIDE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 355 | get_identifier (PREFIX("transfer_character_wide")), ". w W . . ", |
3f34855a TB |
356 | void_type_node, 4, dt_parm_type, pvoid_type_node, |
357 | gfc_charlen_type_node, gfc_int4_type_node); | |
358 | ||
6eb6875d TK |
359 | iocall[IOCALL_X_CHARACTER_WIDE_WRITE] = |
360 | gfc_build_library_function_decl_with_spec ( | |
762cca00 | 361 | get_identifier (PREFIX("transfer_character_wide_write")), ". w R . . ", |
6eb6875d TK |
362 | void_type_node, 4, dt_parm_type, pvoid_type_node, |
363 | gfc_charlen_type_node, gfc_int4_type_node); | |
364 | ||
3f34855a | 365 | iocall[IOCALL_X_REAL] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 366 | get_identifier (PREFIX("transfer_real")), ". w W . ", |
3f34855a TB |
367 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
368 | ||
6eb6875d | 369 | iocall[IOCALL_X_REAL_WRITE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 370 | get_identifier (PREFIX("transfer_real_write")), ". w R . ", |
6eb6875d TK |
371 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
372 | ||
3f34855a | 373 | iocall[IOCALL_X_COMPLEX] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 374 | get_identifier (PREFIX("transfer_complex")), ". w W . ", |
3f34855a TB |
375 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
376 | ||
6eb6875d | 377 | iocall[IOCALL_X_COMPLEX_WRITE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 378 | get_identifier (PREFIX("transfer_complex_write")), ". w R . ", |
6eb6875d TK |
379 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
380 | ||
1ec601bf FXC |
381 | /* Version for __float128. */ |
382 | iocall[IOCALL_X_REAL128] = gfc_build_library_function_decl_with_spec ( | |
762cca00 | 383 | get_identifier (PREFIX("transfer_real128")), ". w W . ", |
1ec601bf FXC |
384 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
385 | ||
386 | iocall[IOCALL_X_REAL128_WRITE] = gfc_build_library_function_decl_with_spec ( | |
762cca00 | 387 | get_identifier (PREFIX("transfer_real128_write")), ". w R . ", |
1ec601bf FXC |
388 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
389 | ||
390 | iocall[IOCALL_X_COMPLEX128] = gfc_build_library_function_decl_with_spec ( | |
762cca00 | 391 | get_identifier (PREFIX("transfer_complex128")), ". w W . ", |
1ec601bf FXC |
392 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
393 | ||
394 | iocall[IOCALL_X_COMPLEX128_WRITE] = gfc_build_library_function_decl_with_spec ( | |
762cca00 | 395 | get_identifier (PREFIX("transfer_complex128_write")), ". w R . ", |
1ec601bf FXC |
396 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); |
397 | ||
3f34855a | 398 | iocall[IOCALL_X_ARRAY] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 399 | get_identifier (PREFIX("transfer_array")), ". w w . . ", |
3f34855a TB |
400 | void_type_node, 4, dt_parm_type, pvoid_type_node, |
401 | integer_type_node, gfc_charlen_type_node); | |
18623fae | 402 | |
6eb6875d | 403 | iocall[IOCALL_X_ARRAY_WRITE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 404 | get_identifier (PREFIX("transfer_array_write")), ". w r . . ", |
6eb6875d TK |
405 | void_type_node, 4, dt_parm_type, pvoid_type_node, |
406 | integer_type_node, gfc_charlen_type_node); | |
407 | ||
e73d3ca6 | 408 | iocall[IOCALL_X_DERIVED] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 409 | get_identifier (PREFIX("transfer_derived")), ". w r ", |
1814c828 | 410 | void_type_node, 2, dt_parm_type, pvoid_type_node); |
e73d3ca6 | 411 | |
6de9cd9a DN |
412 | /* Library entry points */ |
413 | ||
3f34855a | 414 | iocall[IOCALL_READ] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 415 | get_identifier (PREFIX("st_read")), ". w ", |
3f34855a | 416 | void_type_node, 1, dt_parm_type); |
6de9cd9a | 417 | |
3f34855a | 418 | iocall[IOCALL_WRITE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 419 | get_identifier (PREFIX("st_write")), ". w ", |
3f34855a | 420 | void_type_node, 1, dt_parm_type); |
5e805e44 JJ |
421 | |
422 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_open].type); | |
3f34855a | 423 | iocall[IOCALL_OPEN] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 424 | get_identifier (PREFIX("st_open")), ". w ", |
3f34855a | 425 | void_type_node, 1, parm_type); |
5e805e44 JJ |
426 | |
427 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_close].type); | |
3f34855a | 428 | iocall[IOCALL_CLOSE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 429 | get_identifier (PREFIX("st_close")), ". w ", |
3f34855a | 430 | void_type_node, 1, parm_type); |
6de9cd9a | 431 | |
5e805e44 | 432 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_inquire].type); |
3f34855a | 433 | iocall[IOCALL_INQUIRE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 434 | get_identifier (PREFIX("st_inquire")), ". w ", |
a19d2b95 | 435 | void_type_node, 1, parm_type); |
6de9cd9a | 436 | |
3f34855a | 437 | iocall[IOCALL_IOLENGTH] = gfc_build_library_function_decl_with_spec( |
762cca00 | 438 | get_identifier (PREFIX("st_iolength")), ". w ", |
3f34855a | 439 | void_type_node, 1, dt_parm_type); |
8750f9cd | 440 | |
6f0f0b2e | 441 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_wait].type); |
3f34855a | 442 | iocall[IOCALL_WAIT] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 443 | get_identifier (PREFIX("st_wait_async")), ". w ", |
a19d2b95 | 444 | void_type_node, 1, parm_type); |
6f0f0b2e | 445 | |
5e805e44 | 446 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_filepos].type); |
3f34855a | 447 | iocall[IOCALL_REWIND] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 448 | get_identifier (PREFIX("st_rewind")), ". w ", |
a19d2b95 | 449 | void_type_node, 1, parm_type); |
6de9cd9a | 450 | |
3f34855a | 451 | iocall[IOCALL_BACKSPACE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 452 | get_identifier (PREFIX("st_backspace")), ". w ", |
a19d2b95 | 453 | void_type_node, 1, parm_type); |
6de9cd9a | 454 | |
3f34855a | 455 | iocall[IOCALL_ENDFILE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 456 | get_identifier (PREFIX("st_endfile")), ". w ", |
a19d2b95 | 457 | void_type_node, 1, parm_type); |
6403ec5f | 458 | |
3f34855a | 459 | iocall[IOCALL_FLUSH] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 460 | get_identifier (PREFIX("st_flush")), ". w ", |
a19d2b95 | 461 | void_type_node, 1, parm_type); |
6403ec5f | 462 | |
6de9cd9a DN |
463 | /* Library helpers */ |
464 | ||
3f34855a | 465 | iocall[IOCALL_READ_DONE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 466 | get_identifier (PREFIX("st_read_done")), ". w ", |
a19d2b95 | 467 | void_type_node, 1, dt_parm_type); |
8750f9cd | 468 | |
3f34855a | 469 | iocall[IOCALL_WRITE_DONE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 470 | get_identifier (PREFIX("st_write_done")), ". w ", |
a19d2b95 | 471 | void_type_node, 1, dt_parm_type); |
8750f9cd | 472 | |
3f34855a | 473 | iocall[IOCALL_IOLENGTH_DONE] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 474 | get_identifier (PREFIX("st_iolength_done")), ". w ", |
a19d2b95 | 475 | void_type_node, 1, dt_parm_type); |
6de9cd9a | 476 | |
3f34855a | 477 | iocall[IOCALL_SET_NML_VAL] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 478 | get_identifier (PREFIX("st_set_nml_var")), ". w . R . . . ", |
3f34855a | 479 | void_type_node, 6, dt_parm_type, pvoid_type_node, pvoid_type_node, |
7fb43006 | 480 | gfc_int4_type_node, gfc_charlen_type_node, get_dtype_type_node()); |
6de9cd9a | 481 | |
e73d3ca6 | 482 | iocall[IOCALL_SET_NML_DTIO_VAL] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 483 | get_identifier (PREFIX("st_set_nml_dtio_var")), ". w . R . . . . . ", |
e73d3ca6 | 484 | void_type_node, 8, dt_parm_type, pvoid_type_node, pvoid_type_node, |
7fb43006 | 485 | gfc_int4_type_node, gfc_charlen_type_node, get_dtype_type_node(), |
e73d3ca6 PT |
486 | pvoid_type_node, pvoid_type_node); |
487 | ||
3f34855a | 488 | iocall[IOCALL_SET_NML_VAL_DIM] = gfc_build_library_function_decl_with_spec ( |
762cca00 | 489 | get_identifier (PREFIX("st_set_nml_var_dim")), ". w . . . . ", |
3f34855a TB |
490 | void_type_node, 5, dt_parm_type, gfc_int4_type_node, |
491 | gfc_array_index_type, gfc_array_index_type, gfc_array_index_type); | |
6de9cd9a DN |
492 | } |
493 | ||
494 | ||
e73d3ca6 PT |
495 | static void |
496 | set_parameter_tree (stmtblock_t *block, tree var, enum iofield type, tree value) | |
5e805e44 JJ |
497 | { |
498 | tree tmp; | |
499 | gfc_st_parameter_field *p = &st_parameter_field[type]; | |
500 | ||
501 | if (p->param_type == IOPARM_ptype_common) | |
65a9ca82 TB |
502 | var = fold_build3_loc (input_location, COMPONENT_REF, |
503 | st_parameter[IOPARM_ptype_common].type, | |
504 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
505 | tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), | |
506 | var, p->field, NULL_TREE); | |
e73d3ca6 PT |
507 | gfc_add_modify (block, tmp, value); |
508 | } | |
509 | ||
510 | ||
511 | /* Generate code to store an integer constant into the | |
512 | st_parameter_XXX structure. */ | |
513 | ||
514 | static unsigned int | |
515 | set_parameter_const (stmtblock_t *block, tree var, enum iofield type, | |
516 | unsigned int val) | |
517 | { | |
518 | gfc_st_parameter_field *p = &st_parameter_field[type]; | |
519 | ||
520 | set_parameter_tree (block, var, type, | |
521 | build_int_cst (TREE_TYPE (p->field), val)); | |
5e805e44 JJ |
522 | return p->mask; |
523 | } | |
524 | ||
525 | ||
49de9e73 | 526 | /* Generate code to store a non-string I/O parameter into the |
5e805e44 | 527 | st_parameter_XXX structure. This is a pass by value. */ |
6de9cd9a | 528 | |
5e805e44 | 529 | static unsigned int |
e344505c JD |
530 | set_parameter_value (stmtblock_t *block, tree var, enum iofield type, |
531 | gfc_expr *e) | |
532 | { | |
533 | gfc_se se; | |
534 | tree tmp; | |
535 | gfc_st_parameter_field *p = &st_parameter_field[type]; | |
536 | tree dest_type = TREE_TYPE (p->field); | |
537 | ||
538 | gfc_init_se (&se, NULL); | |
539 | gfc_conv_expr_val (&se, e); | |
540 | ||
541 | se.expr = convert (dest_type, se.expr); | |
542 | gfc_add_block_to_block (block, &se.pre); | |
543 | ||
544 | if (p->param_type == IOPARM_ptype_common) | |
545 | var = fold_build3_loc (input_location, COMPONENT_REF, | |
546 | st_parameter[IOPARM_ptype_common].type, | |
547 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
548 | ||
549 | tmp = fold_build3_loc (input_location, COMPONENT_REF, dest_type, var, | |
550 | p->field, NULL_TREE); | |
551 | gfc_add_modify (block, tmp, se.expr); | |
552 | return p->mask; | |
553 | } | |
554 | ||
555 | ||
556 | /* Similar to set_parameter_value except generate runtime | |
557 | error checks. */ | |
558 | ||
559 | static unsigned int | |
560 | set_parameter_value_chk (stmtblock_t *block, bool has_iostat, tree var, | |
ed9c79e1 | 561 | enum iofield type, gfc_expr *e) |
6de9cd9a DN |
562 | { |
563 | gfc_se se; | |
564 | tree tmp; | |
5e805e44 | 565 | gfc_st_parameter_field *p = &st_parameter_field[type]; |
f96d606f | 566 | tree dest_type = TREE_TYPE (p->field); |
6de9cd9a DN |
567 | |
568 | gfc_init_se (&se, NULL); | |
f96d606f JD |
569 | gfc_conv_expr_val (&se, e); |
570 | ||
571 | /* If we're storing a UNIT number, we need to check it first. */ | |
9ad55c33 | 572 | if (type == IOPARM_common_unit && e->ts.kind > 4) |
f96d606f | 573 | { |
9ad55c33 | 574 | tree cond, val; |
f96d606f JD |
575 | int i; |
576 | ||
f96d606f JD |
577 | /* Don't evaluate the UNIT number multiple times. */ |
578 | se.expr = gfc_evaluate_now (se.expr, &se.pre); | |
579 | ||
9ad55c33 JD |
580 | /* UNIT numbers should be greater than the min. */ |
581 | i = gfc_validate_kind (BT_INTEGER, 4, false); | |
582 | val = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].pedantic_min_int, 4); | |
63ee5404 | 583 | cond = fold_build2_loc (input_location, LT_EXPR, logical_type_node, |
65a9ca82 TB |
584 | se.expr, |
585 | fold_convert (TREE_TYPE (se.expr), val)); | |
ed9c79e1 JJ |
586 | gfc_trans_io_runtime_check (has_iostat, cond, var, LIBERROR_BAD_UNIT, |
587 | "Unit number in I/O statement too small", | |
588 | &se.pre); | |
8019105d | 589 | |
f96d606f | 590 | /* UNIT numbers should be less than the max. */ |
9ad55c33 | 591 | val = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].huge, 4); |
63ee5404 | 592 | cond = fold_build2_loc (input_location, GT_EXPR, logical_type_node, |
65a9ca82 TB |
593 | se.expr, |
594 | fold_convert (TREE_TYPE (se.expr), val)); | |
ed9c79e1 JJ |
595 | gfc_trans_io_runtime_check (has_iostat, cond, var, LIBERROR_BAD_UNIT, |
596 | "Unit number in I/O statement too large", | |
597 | &se.pre); | |
f96d606f JD |
598 | } |
599 | ||
600 | se.expr = convert (dest_type, se.expr); | |
6de9cd9a DN |
601 | gfc_add_block_to_block (block, &se.pre); |
602 | ||
5e805e44 | 603 | if (p->param_type == IOPARM_ptype_common) |
65a9ca82 TB |
604 | var = fold_build3_loc (input_location, COMPONENT_REF, |
605 | st_parameter[IOPARM_ptype_common].type, | |
606 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
f96d606f | 607 | |
65a9ca82 TB |
608 | tmp = fold_build3_loc (input_location, COMPONENT_REF, dest_type, var, |
609 | p->field, NULL_TREE); | |
726a989a | 610 | gfc_add_modify (block, tmp, se.expr); |
5e805e44 | 611 | return p->mask; |
6de9cd9a DN |
612 | } |
613 | ||
614 | ||
e344505c JD |
615 | /* Build code to check the unit range if KIND=8 is used. Similar to |
616 | set_parameter_value_chk but we do not generate error calls for | |
617 | inquire statements. */ | |
618 | ||
619 | static unsigned int | |
620 | set_parameter_value_inquire (stmtblock_t *block, tree var, | |
621 | enum iofield type, gfc_expr *e) | |
622 | { | |
623 | gfc_se se; | |
624 | gfc_st_parameter_field *p = &st_parameter_field[type]; | |
625 | tree dest_type = TREE_TYPE (p->field); | |
626 | ||
627 | gfc_init_se (&se, NULL); | |
628 | gfc_conv_expr_val (&se, e); | |
629 | ||
630 | /* If we're inquiring on a UNIT number, we need to check to make | |
631 | sure it exists for larger than kind = 4. */ | |
632 | if (type == IOPARM_common_unit && e->ts.kind > 4) | |
633 | { | |
634 | stmtblock_t newblock; | |
635 | tree cond1, cond2, cond3, val, body; | |
636 | int i; | |
637 | ||
638 | /* Don't evaluate the UNIT number multiple times. */ | |
639 | se.expr = gfc_evaluate_now (se.expr, &se.pre); | |
640 | ||
55ebc31f | 641 | /* UNIT numbers should be greater than the min. */ |
e344505c | 642 | i = gfc_validate_kind (BT_INTEGER, 4, false); |
55ebc31f | 643 | val = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].pedantic_min_int, 4); |
63ee5404 | 644 | cond1 = build2_loc (input_location, LT_EXPR, logical_type_node, |
e344505c | 645 | se.expr, |
55ebc31f | 646 | fold_convert (TREE_TYPE (se.expr), val)); |
e344505c JD |
647 | /* UNIT numbers should be less than the max. */ |
648 | val = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].huge, 4); | |
63ee5404 | 649 | cond2 = build2_loc (input_location, GT_EXPR, logical_type_node, |
e344505c JD |
650 | se.expr, |
651 | fold_convert (TREE_TYPE (se.expr), val)); | |
652 | cond3 = build2_loc (input_location, TRUTH_OR_EXPR, | |
63ee5404 | 653 | logical_type_node, cond1, cond2); |
e344505c JD |
654 | |
655 | gfc_start_block (&newblock); | |
656 | ||
657 | /* The unit number GFC_INVALID_UNIT is reserved. No units can | |
658 | ever have this value. It is used here to signal to the | |
659 | runtime library that the inquire unit number is outside the | |
660 | allowable range and so cannot exist. It is needed when | |
661 | -fdefault-integer-8 is used. */ | |
662 | set_parameter_const (&newblock, var, IOPARM_common_unit, | |
663 | GFC_INVALID_UNIT); | |
664 | ||
665 | body = gfc_finish_block (&newblock); | |
666 | ||
e73d3ca6 | 667 | cond3 = gfc_unlikely (cond3, PRED_FORTRAN_FAIL_IO); |
e344505c JD |
668 | var = build3_v (COND_EXPR, cond3, body, build_empty_stmt (input_location)); |
669 | gfc_add_expr_to_block (&se.pre, var); | |
670 | } | |
671 | ||
672 | se.expr = convert (dest_type, se.expr); | |
673 | gfc_add_block_to_block (block, &se.pre); | |
674 | ||
675 | return p->mask; | |
676 | } | |
677 | ||
678 | ||
49de9e73 | 679 | /* Generate code to store a non-string I/O parameter into the |
5e805e44 | 680 | st_parameter_XXX structure. This is pass by reference. */ |
6de9cd9a | 681 | |
5e805e44 JJ |
682 | static unsigned int |
683 | set_parameter_ref (stmtblock_t *block, stmtblock_t *postblock, | |
684 | tree var, enum iofield type, gfc_expr *e) | |
6de9cd9a DN |
685 | { |
686 | gfc_se se; | |
5e805e44 JJ |
687 | tree tmp, addr; |
688 | gfc_st_parameter_field *p = &st_parameter_field[type]; | |
6de9cd9a | 689 | |
5e805e44 | 690 | gcc_assert (e->ts.type == BT_INTEGER || e->ts.type == BT_LOGICAL); |
6de9cd9a | 691 | gfc_init_se (&se, NULL); |
5e805e44 | 692 | gfc_conv_expr_lhs (&se, e); |
6de9cd9a | 693 | |
6de9cd9a DN |
694 | gfc_add_block_to_block (block, &se.pre); |
695 | ||
5e805e44 JJ |
696 | if (TYPE_MODE (TREE_TYPE (se.expr)) |
697 | == TYPE_MODE (TREE_TYPE (TREE_TYPE (p->field)))) | |
f96d606f | 698 | { |
628c189e | 699 | addr = convert (TREE_TYPE (p->field), gfc_build_addr_expr (NULL_TREE, se.expr)); |
f96d606f JD |
700 | |
701 | /* If this is for the iostat variable initialize the | |
d74b97cc | 702 | user variable to LIBERROR_OK which is zero. */ |
f96d606f | 703 | if (type == IOPARM_common_iostat) |
726a989a | 704 | gfc_add_modify (block, se.expr, |
d74b97cc | 705 | build_int_cst (TREE_TYPE (se.expr), LIBERROR_OK)); |
f96d606f | 706 | } |
5e805e44 JJ |
707 | else |
708 | { | |
709 | /* The type used by the library has different size | |
f96d606f JD |
710 | from the type of the variable supplied by the user. |
711 | Need to use a temporary. */ | |
712 | tree tmpvar = gfc_create_var (TREE_TYPE (TREE_TYPE (p->field)), | |
713 | st_parameter_field[type].name); | |
714 | ||
715 | /* If this is for the iostat variable, initialize the | |
d74b97cc | 716 | user variable to LIBERROR_OK which is zero. */ |
f96d606f | 717 | if (type == IOPARM_common_iostat) |
726a989a | 718 | gfc_add_modify (block, tmpvar, |
d74b97cc | 719 | build_int_cst (TREE_TYPE (tmpvar), LIBERROR_OK)); |
f96d606f | 720 | |
628c189e | 721 | addr = gfc_build_addr_expr (NULL_TREE, tmpvar); |
f96d606f | 722 | /* After the I/O operation, we set the variable from the temporary. */ |
5e805e44 | 723 | tmp = convert (TREE_TYPE (se.expr), tmpvar); |
726a989a | 724 | gfc_add_modify (postblock, se.expr, tmp); |
f96d606f | 725 | } |
5e805e44 | 726 | |
e73d3ca6 | 727 | set_parameter_tree (block, var, type, addr); |
5e805e44 | 728 | return p->mask; |
6de9cd9a DN |
729 | } |
730 | ||
d3642f89 FW |
731 | /* Given an array expr, find its address and length to get a string. If the |
732 | array is full, the string's address is the address of array's first element | |
7e279142 | 733 | and the length is the size of the whole array. If it is an element, the |
d3642f89 | 734 | string's address is the element's address and the length is the rest size of |
7e279142 | 735 | the array. */ |
d3642f89 FW |
736 | |
737 | static void | |
738 | gfc_convert_array_to_string (gfc_se * se, gfc_expr * e) | |
739 | { | |
d3642f89 | 740 | |
7e279142 | 741 | if (e->rank == 0) |
d3642f89 | 742 | { |
7e279142 JJ |
743 | tree type, array, tmp; |
744 | gfc_symbol *sym; | |
745 | int rank; | |
746 | ||
747 | /* If it is an element, we need its address and size of the rest. */ | |
748 | gcc_assert (e->expr_type == EXPR_VARIABLE); | |
749 | gcc_assert (e->ref->u.ar.type == AR_ELEMENT); | |
750 | sym = e->symtree->n.sym; | |
751 | rank = sym->as->rank - 1; | |
d3642f89 | 752 | gfc_conv_expr (se, e); |
d3642f89 | 753 | |
7e279142 JJ |
754 | array = sym->backend_decl; |
755 | type = TREE_TYPE (array); | |
d3642f89 | 756 | |
e72fbb69 | 757 | tree elts_count; |
7e279142 | 758 | if (GFC_ARRAY_TYPE_P (type)) |
e72fbb69 | 759 | elts_count = GFC_TYPE_ARRAY_SIZE (type); |
7e279142 JJ |
760 | else |
761 | { | |
762 | gcc_assert (GFC_DESCRIPTOR_TYPE_P (type)); | |
e72fbb69 | 763 | tree stride = gfc_conv_array_stride (array, rank); |
65a9ca82 TB |
764 | tmp = fold_build2_loc (input_location, MINUS_EXPR, |
765 | gfc_array_index_type, | |
766 | gfc_conv_array_ubound (array, rank), | |
767 | gfc_conv_array_lbound (array, rank)); | |
768 | tmp = fold_build2_loc (input_location, PLUS_EXPR, | |
769 | gfc_array_index_type, tmp, | |
770 | gfc_index_one_node); | |
e72fbb69 MM |
771 | elts_count = fold_build2_loc (input_location, MULT_EXPR, |
772 | gfc_array_index_type, tmp, stride); | |
773 | } | |
774 | gcc_assert (elts_count); | |
775 | ||
776 | tree elt_size = TYPE_SIZE_UNIT (gfc_get_element_type (type)); | |
777 | elt_size = fold_convert (gfc_array_index_type, elt_size); | |
778 | ||
779 | tree size; | |
780 | if (TREE_CODE (se->expr) == ARRAY_REF) | |
781 | { | |
782 | tree index = TREE_OPERAND (se->expr, 1); | |
783 | index = fold_convert (gfc_array_index_type, index); | |
784 | ||
785 | elts_count = fold_build2_loc (input_location, MINUS_EXPR, | |
786 | gfc_array_index_type, | |
787 | elts_count, index); | |
788 | ||
65a9ca82 | 789 | size = fold_build2_loc (input_location, MULT_EXPR, |
e72fbb69 MM |
790 | gfc_array_index_type, elts_count, elt_size); |
791 | } | |
792 | else | |
793 | { | |
794 | gcc_assert (TREE_CODE (se->expr) == INDIRECT_REF); | |
795 | tree ptr = TREE_OPERAND (se->expr, 0); | |
796 | ||
797 | gcc_assert (TREE_CODE (ptr) == POINTER_PLUS_EXPR); | |
798 | tree offset = fold_convert_loc (input_location, gfc_array_index_type, | |
799 | TREE_OPERAND (ptr, 1)); | |
800 | ||
801 | size = fold_build2_loc (input_location, MULT_EXPR, | |
802 | gfc_array_index_type, elts_count, elt_size); | |
803 | size = fold_build2_loc (input_location, MINUS_EXPR, | |
804 | gfc_array_index_type, size, offset); | |
7e279142 JJ |
805 | } |
806 | gcc_assert (size); | |
d3642f89 | 807 | |
628c189e | 808 | se->expr = gfc_build_addr_expr (NULL_TREE, se->expr); |
7e279142 JJ |
809 | se->string_length = fold_convert (gfc_charlen_type_node, size); |
810 | return; | |
d3642f89 FW |
811 | } |
812 | ||
e72fbb69 | 813 | tree size; |
2960a368 | 814 | gfc_conv_array_parameter (se, e, true, NULL, NULL, &size); |
d3642f89 FW |
815 | se->string_length = fold_convert (gfc_charlen_type_node, size); |
816 | } | |
6de9cd9a | 817 | |
109b0ac2 | 818 | |
6de9cd9a | 819 | /* Generate code to store a string and its length into the |
5e805e44 | 820 | st_parameter_XXX structure. */ |
6de9cd9a | 821 | |
5e805e44 | 822 | static unsigned int |
6de9cd9a | 823 | set_string (stmtblock_t * block, stmtblock_t * postblock, tree var, |
5e805e44 | 824 | enum iofield type, gfc_expr * e) |
6de9cd9a DN |
825 | { |
826 | gfc_se se; | |
827 | tree tmp; | |
6de9cd9a DN |
828 | tree io; |
829 | tree len; | |
5e805e44 | 830 | gfc_st_parameter_field *p = &st_parameter_field[type]; |
6de9cd9a DN |
831 | |
832 | gfc_init_se (&se, NULL); | |
6de9cd9a | 833 | |
5e805e44 | 834 | if (p->param_type == IOPARM_ptype_common) |
65a9ca82 TB |
835 | var = fold_build3_loc (input_location, COMPONENT_REF, |
836 | st_parameter[IOPARM_ptype_common].type, | |
837 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
838 | io = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), | |
44855d8c | 839 | var, p->field, NULL_TREE); |
65a9ca82 TB |
840 | len = fold_build3_loc (input_location, COMPONENT_REF, |
841 | TREE_TYPE (p->field_len), | |
842 | var, p->field_len, NULL_TREE); | |
6de9cd9a | 843 | |
7ab92584 | 844 | /* Integer variable assigned a format label. */ |
7e279142 JJ |
845 | if (e->ts.type == BT_INTEGER |
846 | && e->rank == 0 | |
847 | && e->symtree->n.sym->attr.assign == 1) | |
6de9cd9a | 848 | { |
dd18a33b | 849 | char * msg; |
c8fe94c7 | 850 | tree cond; |
dd18a33b | 851 | |
ce2df7c6 | 852 | gfc_conv_label_variable (&se, e); |
6de9cd9a | 853 | tmp = GFC_DECL_STRING_LEN (se.expr); |
63ee5404 | 854 | cond = fold_build2_loc (input_location, LT_EXPR, logical_type_node, |
65a9ca82 | 855 | tmp, build_int_cst (TREE_TYPE (tmp), 0)); |
dd18a33b | 856 | |
1a33dc9e UB |
857 | msg = xasprintf ("Label assigned to variable '%s' (%%ld) is not a format " |
858 | "label", e->symtree->name); | |
0d52899f | 859 | gfc_trans_runtime_check (true, false, cond, &se.pre, &e->where, msg, |
c8fe94c7 | 860 | fold_convert (long_integer_type_node, tmp)); |
cede9502 | 861 | free (msg); |
dd18a33b | 862 | |
726a989a | 863 | gfc_add_modify (&se.pre, io, |
b078dfbf | 864 | fold_convert (TREE_TYPE (io), GFC_DECL_ASSIGN_ADDR (se.expr))); |
726a989a | 865 | gfc_add_modify (&se.pre, len, GFC_DECL_STRING_LEN (se.expr)); |
6de9cd9a DN |
866 | } |
867 | else | |
868 | { | |
d3642f89 FW |
869 | /* General character. */ |
870 | if (e->ts.type == BT_CHARACTER && e->rank == 0) | |
871 | gfc_conv_expr (&se, e); | |
872 | /* Array assigned Hollerith constant or character array. */ | |
7e279142 | 873 | else if (e->rank > 0 || (e->symtree && e->symtree->n.sym->as->rank > 0)) |
d3642f89 FW |
874 | gfc_convert_array_to_string (&se, e); |
875 | else | |
876 | gcc_unreachable (); | |
877 | ||
6de9cd9a | 878 | gfc_conv_string_parameter (&se); |
726a989a | 879 | gfc_add_modify (&se.pre, io, fold_convert (TREE_TYPE (io), se.expr)); |
f622221a JB |
880 | gfc_add_modify (&se.pre, len, fold_convert (TREE_TYPE (len), |
881 | se.string_length)); | |
6de9cd9a DN |
882 | } |
883 | ||
884 | gfc_add_block_to_block (block, &se.pre); | |
885 | gfc_add_block_to_block (postblock, &se.post); | |
5e805e44 | 886 | return p->mask; |
6de9cd9a DN |
887 | } |
888 | ||
889 | ||
109b0ac2 PT |
890 | /* Generate code to store the character (array) and the character length |
891 | for an internal unit. */ | |
892 | ||
5e805e44 | 893 | static unsigned int |
d4feb3d3 PT |
894 | set_internal_unit (stmtblock_t * block, stmtblock_t * post_block, |
895 | tree var, gfc_expr * e) | |
109b0ac2 PT |
896 | { |
897 | gfc_se se; | |
898 | tree io; | |
899 | tree len; | |
900 | tree desc; | |
901 | tree tmp; | |
5e805e44 JJ |
902 | gfc_st_parameter_field *p; |
903 | unsigned int mask; | |
109b0ac2 PT |
904 | |
905 | gfc_init_se (&se, NULL); | |
906 | ||
5e805e44 JJ |
907 | p = &st_parameter_field[IOPARM_dt_internal_unit]; |
908 | mask = p->mask; | |
65a9ca82 TB |
909 | io = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), |
910 | var, p->field, NULL_TREE); | |
911 | len = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field_len), | |
912 | var, p->field_len, NULL_TREE); | |
5e805e44 | 913 | p = &st_parameter_field[IOPARM_dt_internal_unit_desc]; |
65a9ca82 TB |
914 | desc = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), |
915 | var, p->field, NULL_TREE); | |
109b0ac2 PT |
916 | |
917 | gcc_assert (e->ts.type == BT_CHARACTER); | |
918 | ||
919 | /* Character scalars. */ | |
920 | if (e->rank == 0) | |
921 | { | |
922 | gfc_conv_expr (&se, e); | |
923 | gfc_conv_string_parameter (&se); | |
924 | tmp = se.expr; | |
c3238e32 | 925 | se.expr = build_int_cst (pchar_type_node, 0); |
109b0ac2 PT |
926 | } |
927 | ||
928 | /* Character array. */ | |
64db4d29 | 929 | else if (e->rank > 0) |
109b0ac2 | 930 | { |
1d6b7f39 | 931 | if (is_subref_array (e)) |
d4feb3d3 PT |
932 | { |
933 | /* Use a temporary for components of arrays of derived types | |
934 | or substring array references. */ | |
1d6b7f39 | 935 | gfc_conv_subref_array_arg (&se, e, 0, |
430f2d1f | 936 | last_dt == READ ? INTENT_IN : INTENT_OUT, false); |
db3927fb AH |
937 | tmp = build_fold_indirect_ref_loc (input_location, |
938 | se.expr); | |
d4feb3d3 PT |
939 | se.expr = gfc_build_addr_expr (pchar_type_node, tmp); |
940 | tmp = gfc_conv_descriptor_data_get (tmp); | |
941 | } | |
942 | else | |
943 | { | |
944 | /* Return the data pointer and rank from the descriptor. */ | |
2960a368 | 945 | gfc_conv_expr_descriptor (&se, e); |
d4feb3d3 PT |
946 | tmp = gfc_conv_descriptor_data_get (se.expr); |
947 | se.expr = gfc_build_addr_expr (pchar_type_node, se.expr); | |
948 | } | |
109b0ac2 PT |
949 | } |
950 | else | |
951 | gcc_unreachable (); | |
952 | ||
953 | /* The cast is needed for character substrings and the descriptor | |
954 | data. */ | |
726a989a RB |
955 | gfc_add_modify (&se.pre, io, fold_convert (TREE_TYPE (io), tmp)); |
956 | gfc_add_modify (&se.pre, len, | |
d4feb3d3 | 957 | fold_convert (TREE_TYPE (len), se.string_length)); |
726a989a | 958 | gfc_add_modify (&se.pre, desc, se.expr); |
109b0ac2 PT |
959 | |
960 | gfc_add_block_to_block (block, &se.pre); | |
d4feb3d3 | 961 | gfc_add_block_to_block (post_block, &se.post); |
5e805e44 | 962 | return mask; |
109b0ac2 PT |
963 | } |
964 | ||
6de9cd9a DN |
965 | /* Add a case to a IO-result switch. */ |
966 | ||
967 | static void | |
968 | add_case (int label_value, gfc_st_label * label, stmtblock_t * body) | |
969 | { | |
970 | tree tmp, value; | |
971 | ||
972 | if (label == NULL) | |
973 | return; /* No label, no case */ | |
974 | ||
df09d1d5 | 975 | value = build_int_cst (integer_type_node, label_value); |
6de9cd9a DN |
976 | |
977 | /* Make a backend label for this case. */ | |
c006df4e | 978 | tmp = gfc_build_label_decl (NULL_TREE); |
6de9cd9a DN |
979 | |
980 | /* And the case itself. */ | |
3d528853 | 981 | tmp = build_case_label (value, NULL_TREE, tmp); |
6de9cd9a DN |
982 | gfc_add_expr_to_block (body, tmp); |
983 | ||
984 | /* Jump to the label. */ | |
985 | tmp = build1_v (GOTO_EXPR, gfc_get_label_decl (label)); | |
986 | gfc_add_expr_to_block (body, tmp); | |
987 | } | |
988 | ||
989 | ||
990 | /* Generate a switch statement that branches to the correct I/O | |
991 | result label. The last statement of an I/O call stores the | |
992 | result into a variable because there is often cleanup that | |
993 | must be done before the switch, so a temporary would have to | |
994 | be created anyway. */ | |
995 | ||
996 | static void | |
5e805e44 | 997 | io_result (stmtblock_t * block, tree var, gfc_st_label * err_label, |
6de9cd9a DN |
998 | gfc_st_label * end_label, gfc_st_label * eor_label) |
999 | { | |
1000 | stmtblock_t body; | |
1001 | tree tmp, rc; | |
5e805e44 | 1002 | gfc_st_parameter_field *p = &st_parameter_field[IOPARM_common_flags]; |
6de9cd9a DN |
1003 | |
1004 | /* If no labels are specified, ignore the result instead | |
1005 | of building an empty switch. */ | |
1006 | if (err_label == NULL | |
1007 | && end_label == NULL | |
1008 | && eor_label == NULL) | |
1009 | return; | |
1010 | ||
1011 | /* Build a switch statement. */ | |
1012 | gfc_start_block (&body); | |
1013 | ||
1014 | /* The label values here must be the same as the values | |
1015 | in the library_return enum in the runtime library */ | |
1016 | add_case (1, err_label, &body); | |
1017 | add_case (2, end_label, &body); | |
1018 | add_case (3, eor_label, &body); | |
1019 | ||
1020 | tmp = gfc_finish_block (&body); | |
1021 | ||
65a9ca82 TB |
1022 | var = fold_build3_loc (input_location, COMPONENT_REF, |
1023 | st_parameter[IOPARM_ptype_common].type, | |
1024 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
1025 | rc = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), | |
1026 | var, p->field, NULL_TREE); | |
1027 | rc = fold_build2_loc (input_location, BIT_AND_EXPR, TREE_TYPE (rc), | |
1028 | rc, build_int_cst (TREE_TYPE (rc), | |
1029 | IOPARM_common_libreturn_mask)); | |
6de9cd9a | 1030 | |
9e851845 | 1031 | tmp = fold_build2_loc (input_location, SWITCH_EXPR, NULL_TREE, rc, tmp); |
6de9cd9a DN |
1032 | |
1033 | gfc_add_expr_to_block (block, tmp); | |
1034 | } | |
1035 | ||
1036 | ||
1037 | /* Store the current file and line number to variables so that if a | |
1038 | library call goes awry, we can tell the user where the problem is. */ | |
1039 | ||
1040 | static void | |
5e805e44 | 1041 | set_error_locus (stmtblock_t * block, tree var, locus * where) |
6de9cd9a DN |
1042 | { |
1043 | gfc_file *f; | |
5e805e44 | 1044 | tree str, locus_file; |
6de9cd9a | 1045 | int line; |
5e805e44 | 1046 | gfc_st_parameter_field *p = &st_parameter_field[IOPARM_common_filename]; |
6de9cd9a | 1047 | |
65a9ca82 TB |
1048 | locus_file = fold_build3_loc (input_location, COMPONENT_REF, |
1049 | st_parameter[IOPARM_ptype_common].type, | |
1050 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
1051 | locus_file = fold_build3_loc (input_location, COMPONENT_REF, | |
1052 | TREE_TYPE (p->field), locus_file, | |
1053 | p->field, NULL_TREE); | |
d4fa05b9 | 1054 | f = where->lb->file; |
5e805e44 | 1055 | str = gfc_build_cstring_const (f->filename); |
6de9cd9a | 1056 | |
5e805e44 | 1057 | str = gfc_build_addr_expr (pchar_type_node, str); |
726a989a | 1058 | gfc_add_modify (block, locus_file, str); |
6de9cd9a | 1059 | |
c8cc8542 | 1060 | line = LOCATION_LINE (where->lb->location); |
5e805e44 | 1061 | set_parameter_const (block, var, IOPARM_common_line, line); |
6de9cd9a DN |
1062 | } |
1063 | ||
1064 | ||
1065 | /* Translate an OPEN statement. */ | |
1066 | ||
1067 | tree | |
1068 | gfc_trans_open (gfc_code * code) | |
1069 | { | |
1070 | stmtblock_t block, post_block; | |
1071 | gfc_open *p; | |
5e805e44 JJ |
1072 | tree tmp, var; |
1073 | unsigned int mask = 0; | |
6de9cd9a | 1074 | |
5e805e44 | 1075 | gfc_start_block (&block); |
6de9cd9a DN |
1076 | gfc_init_block (&post_block); |
1077 | ||
5e805e44 JJ |
1078 | var = gfc_create_var (st_parameter[IOPARM_ptype_open].type, "open_parm"); |
1079 | ||
1080 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a DN |
1081 | p = code->ext.open; |
1082 | ||
f96d606f JD |
1083 | if (p->iomsg) |
1084 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, | |
1085 | p->iomsg); | |
1086 | ||
1087 | if (p->iostat) | |
1088 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, | |
1089 | p->iostat); | |
1090 | ||
1091 | if (p->err) | |
1092 | mask |= IOPARM_common_err; | |
6de9cd9a DN |
1093 | |
1094 | if (p->file) | |
5e805e44 | 1095 | mask |= set_string (&block, &post_block, var, IOPARM_open_file, p->file); |
6de9cd9a DN |
1096 | |
1097 | if (p->status) | |
5e805e44 JJ |
1098 | mask |= set_string (&block, &post_block, var, IOPARM_open_status, |
1099 | p->status); | |
6de9cd9a DN |
1100 | |
1101 | if (p->access) | |
5e805e44 JJ |
1102 | mask |= set_string (&block, &post_block, var, IOPARM_open_access, |
1103 | p->access); | |
6de9cd9a DN |
1104 | |
1105 | if (p->form) | |
5e805e44 | 1106 | mask |= set_string (&block, &post_block, var, IOPARM_open_form, p->form); |
6de9cd9a DN |
1107 | |
1108 | if (p->recl) | |
e344505c | 1109 | mask |= set_parameter_value (&block, var, IOPARM_open_recl_in, |
ed9c79e1 | 1110 | p->recl); |
6de9cd9a DN |
1111 | |
1112 | if (p->blank) | |
5e805e44 JJ |
1113 | mask |= set_string (&block, &post_block, var, IOPARM_open_blank, |
1114 | p->blank); | |
6de9cd9a DN |
1115 | |
1116 | if (p->position) | |
5e805e44 JJ |
1117 | mask |= set_string (&block, &post_block, var, IOPARM_open_position, |
1118 | p->position); | |
6de9cd9a DN |
1119 | |
1120 | if (p->action) | |
5e805e44 JJ |
1121 | mask |= set_string (&block, &post_block, var, IOPARM_open_action, |
1122 | p->action); | |
6de9cd9a DN |
1123 | |
1124 | if (p->delim) | |
5e805e44 JJ |
1125 | mask |= set_string (&block, &post_block, var, IOPARM_open_delim, |
1126 | p->delim); | |
6de9cd9a DN |
1127 | |
1128 | if (p->pad) | |
5e805e44 | 1129 | mask |= set_string (&block, &post_block, var, IOPARM_open_pad, p->pad); |
6de9cd9a | 1130 | |
6f0f0b2e JD |
1131 | if (p->decimal) |
1132 | mask |= set_string (&block, &post_block, var, IOPARM_open_decimal, | |
1133 | p->decimal); | |
1134 | ||
1135 | if (p->encoding) | |
1136 | mask |= set_string (&block, &post_block, var, IOPARM_open_encoding, | |
1137 | p->encoding); | |
1138 | ||
1139 | if (p->round) | |
1140 | mask |= set_string (&block, &post_block, var, IOPARM_open_round, p->round); | |
1141 | ||
1142 | if (p->sign) | |
1143 | mask |= set_string (&block, &post_block, var, IOPARM_open_sign, p->sign); | |
1144 | ||
1145 | if (p->asynchronous) | |
1146 | mask |= set_string (&block, &post_block, var, IOPARM_open_asynchronous, | |
1147 | p->asynchronous); | |
1148 | ||
181c9f4a TK |
1149 | if (p->convert) |
1150 | mask |= set_string (&block, &post_block, var, IOPARM_open_convert, | |
1151 | p->convert); | |
8019105d | 1152 | |
9ad55c33 JD |
1153 | if (p->newunit) |
1154 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_open_newunit, | |
1155 | p->newunit); | |
181c9f4a | 1156 | |
0ef33d44 FR |
1157 | if (p->cc) |
1158 | mask |= set_string (&block, &post_block, var, IOPARM_open_cc, p->cc); | |
1159 | ||
1160 | if (p->share) | |
1161 | mask |= set_string (&block, &post_block, var, IOPARM_open_share, p->share); | |
1162 | ||
1163 | mask |= set_parameter_const (&block, var, IOPARM_open_readonly, p->readonly); | |
1164 | ||
5e805e44 JJ |
1165 | set_parameter_const (&block, var, IOPARM_common_flags, mask); |
1166 | ||
f96d606f | 1167 | if (p->unit) |
e344505c | 1168 | set_parameter_value_chk (&block, p->iostat, var, IOPARM_common_unit, p->unit); |
f96d606f JD |
1169 | else |
1170 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
1171 | ||
628c189e | 1172 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1173 | tmp = build_call_expr_loc (input_location, |
1174 | iocall[IOCALL_OPEN], 1, tmp); | |
6de9cd9a DN |
1175 | gfc_add_expr_to_block (&block, tmp); |
1176 | ||
1177 | gfc_add_block_to_block (&block, &post_block); | |
1178 | ||
5e805e44 | 1179 | io_result (&block, var, p->err, NULL, NULL); |
6de9cd9a DN |
1180 | |
1181 | return gfc_finish_block (&block); | |
1182 | } | |
1183 | ||
1184 | ||
1185 | /* Translate a CLOSE statement. */ | |
1186 | ||
1187 | tree | |
1188 | gfc_trans_close (gfc_code * code) | |
1189 | { | |
1190 | stmtblock_t block, post_block; | |
1191 | gfc_close *p; | |
5e805e44 JJ |
1192 | tree tmp, var; |
1193 | unsigned int mask = 0; | |
6de9cd9a | 1194 | |
5e805e44 | 1195 | gfc_start_block (&block); |
6de9cd9a DN |
1196 | gfc_init_block (&post_block); |
1197 | ||
5e805e44 JJ |
1198 | var = gfc_create_var (st_parameter[IOPARM_ptype_close].type, "close_parm"); |
1199 | ||
1200 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a DN |
1201 | p = code->ext.close; |
1202 | ||
7aba8abe | 1203 | if (p->iomsg) |
5e805e44 JJ |
1204 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, |
1205 | p->iomsg); | |
7aba8abe | 1206 | |
6de9cd9a | 1207 | if (p->iostat) |
5e805e44 JJ |
1208 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, |
1209 | p->iostat); | |
6de9cd9a DN |
1210 | |
1211 | if (p->err) | |
5e805e44 JJ |
1212 | mask |= IOPARM_common_err; |
1213 | ||
f96d606f JD |
1214 | if (p->status) |
1215 | mask |= set_string (&block, &post_block, var, IOPARM_close_status, | |
1216 | p->status); | |
1217 | ||
5e805e44 | 1218 | set_parameter_const (&block, var, IOPARM_common_flags, mask); |
6de9cd9a | 1219 | |
f96d606f | 1220 | if (p->unit) |
e344505c | 1221 | set_parameter_value_chk (&block, p->iostat, var, IOPARM_common_unit, p->unit); |
f96d606f JD |
1222 | else |
1223 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
1224 | ||
628c189e | 1225 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1226 | tmp = build_call_expr_loc (input_location, |
1227 | iocall[IOCALL_CLOSE], 1, tmp); | |
6de9cd9a DN |
1228 | gfc_add_expr_to_block (&block, tmp); |
1229 | ||
1230 | gfc_add_block_to_block (&block, &post_block); | |
1231 | ||
5e805e44 | 1232 | io_result (&block, var, p->err, NULL, NULL); |
6de9cd9a DN |
1233 | |
1234 | return gfc_finish_block (&block); | |
1235 | } | |
1236 | ||
1237 | ||
1238 | /* Common subroutine for building a file positioning statement. */ | |
1239 | ||
1240 | static tree | |
1241 | build_filepos (tree function, gfc_code * code) | |
1242 | { | |
7aba8abe | 1243 | stmtblock_t block, post_block; |
6de9cd9a | 1244 | gfc_filepos *p; |
5e805e44 JJ |
1245 | tree tmp, var; |
1246 | unsigned int mask = 0; | |
6de9cd9a DN |
1247 | |
1248 | p = code->ext.filepos; | |
1249 | ||
5e805e44 | 1250 | gfc_start_block (&block); |
7aba8abe | 1251 | gfc_init_block (&post_block); |
6de9cd9a | 1252 | |
5e805e44 JJ |
1253 | var = gfc_create_var (st_parameter[IOPARM_ptype_filepos].type, |
1254 | "filepos_parm"); | |
1255 | ||
1256 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a | 1257 | |
7aba8abe | 1258 | if (p->iomsg) |
5e805e44 JJ |
1259 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, |
1260 | p->iomsg); | |
7aba8abe | 1261 | |
6de9cd9a | 1262 | if (p->iostat) |
e344505c JD |
1263 | mask |= set_parameter_ref (&block, &post_block, var, |
1264 | IOPARM_common_iostat, p->iostat); | |
6de9cd9a DN |
1265 | |
1266 | if (p->err) | |
5e805e44 JJ |
1267 | mask |= IOPARM_common_err; |
1268 | ||
1269 | set_parameter_const (&block, var, IOPARM_common_flags, mask); | |
6de9cd9a | 1270 | |
f96d606f | 1271 | if (p->unit) |
e344505c JD |
1272 | set_parameter_value_chk (&block, p->iostat, var, IOPARM_common_unit, |
1273 | p->unit); | |
f96d606f JD |
1274 | else |
1275 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
1276 | ||
628c189e | 1277 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1278 | tmp = build_call_expr_loc (input_location, |
1279 | function, 1, tmp); | |
6de9cd9a DN |
1280 | gfc_add_expr_to_block (&block, tmp); |
1281 | ||
7aba8abe TK |
1282 | gfc_add_block_to_block (&block, &post_block); |
1283 | ||
5e805e44 | 1284 | io_result (&block, var, p->err, NULL, NULL); |
6de9cd9a DN |
1285 | |
1286 | return gfc_finish_block (&block); | |
1287 | } | |
1288 | ||
1289 | ||
1290 | /* Translate a BACKSPACE statement. */ | |
1291 | ||
1292 | tree | |
1293 | gfc_trans_backspace (gfc_code * code) | |
1294 | { | |
5e805e44 | 1295 | return build_filepos (iocall[IOCALL_BACKSPACE], code); |
6de9cd9a DN |
1296 | } |
1297 | ||
1298 | ||
1299 | /* Translate an ENDFILE statement. */ | |
1300 | ||
1301 | tree | |
1302 | gfc_trans_endfile (gfc_code * code) | |
1303 | { | |
5e805e44 | 1304 | return build_filepos (iocall[IOCALL_ENDFILE], code); |
6de9cd9a DN |
1305 | } |
1306 | ||
1307 | ||
1308 | /* Translate a REWIND statement. */ | |
1309 | ||
1310 | tree | |
1311 | gfc_trans_rewind (gfc_code * code) | |
1312 | { | |
5e805e44 | 1313 | return build_filepos (iocall[IOCALL_REWIND], code); |
6de9cd9a DN |
1314 | } |
1315 | ||
1316 | ||
6403ec5f JB |
1317 | /* Translate a FLUSH statement. */ |
1318 | ||
1319 | tree | |
1320 | gfc_trans_flush (gfc_code * code) | |
1321 | { | |
5e805e44 | 1322 | return build_filepos (iocall[IOCALL_FLUSH], code); |
6403ec5f JB |
1323 | } |
1324 | ||
1325 | ||
6de9cd9a DN |
1326 | /* Translate the non-IOLENGTH form of an INQUIRE statement. */ |
1327 | ||
1328 | tree | |
1329 | gfc_trans_inquire (gfc_code * code) | |
1330 | { | |
1331 | stmtblock_t block, post_block; | |
1332 | gfc_inquire *p; | |
5e805e44 | 1333 | tree tmp, var; |
6f0f0b2e | 1334 | unsigned int mask = 0, mask2 = 0; |
6de9cd9a | 1335 | |
5e805e44 | 1336 | gfc_start_block (&block); |
6de9cd9a DN |
1337 | gfc_init_block (&post_block); |
1338 | ||
5e805e44 JJ |
1339 | var = gfc_create_var (st_parameter[IOPARM_ptype_inquire].type, |
1340 | "inquire_parm"); | |
1341 | ||
1342 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a DN |
1343 | p = code->ext.inquire; |
1344 | ||
7aba8abe | 1345 | if (p->iomsg) |
5e805e44 JJ |
1346 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, |
1347 | p->iomsg); | |
7aba8abe | 1348 | |
6de9cd9a | 1349 | if (p->iostat) |
5e805e44 JJ |
1350 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, |
1351 | p->iostat); | |
6de9cd9a | 1352 | |
f96d606f JD |
1353 | if (p->err) |
1354 | mask |= IOPARM_common_err; | |
1355 | ||
1356 | /* Sanity check. */ | |
1357 | if (p->unit && p->file) | |
1358 | gfc_error ("INQUIRE statement at %L cannot contain both FILE and UNIT specifiers", &code->loc); | |
1359 | ||
1360 | if (p->file) | |
1361 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_file, | |
1362 | p->file); | |
1363 | ||
6de9cd9a | 1364 | if (p->exist) |
e344505c | 1365 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_exist, |
c16dd6a8 | 1366 | p->exist); |
6de9cd9a DN |
1367 | |
1368 | if (p->opened) | |
5e805e44 JJ |
1369 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_opened, |
1370 | p->opened); | |
6de9cd9a DN |
1371 | |
1372 | if (p->number) | |
5e805e44 JJ |
1373 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_number, |
1374 | p->number); | |
6de9cd9a DN |
1375 | |
1376 | if (p->named) | |
5e805e44 JJ |
1377 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_named, |
1378 | p->named); | |
6de9cd9a DN |
1379 | |
1380 | if (p->name) | |
5e805e44 JJ |
1381 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_name, |
1382 | p->name); | |
6de9cd9a DN |
1383 | |
1384 | if (p->access) | |
5e805e44 JJ |
1385 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_access, |
1386 | p->access); | |
6de9cd9a DN |
1387 | |
1388 | if (p->sequential) | |
5e805e44 JJ |
1389 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_sequential, |
1390 | p->sequential); | |
6de9cd9a DN |
1391 | |
1392 | if (p->direct) | |
5e805e44 JJ |
1393 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_direct, |
1394 | p->direct); | |
6de9cd9a DN |
1395 | |
1396 | if (p->form) | |
5e805e44 JJ |
1397 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_form, |
1398 | p->form); | |
6de9cd9a DN |
1399 | |
1400 | if (p->formatted) | |
5e805e44 JJ |
1401 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_formatted, |
1402 | p->formatted); | |
6de9cd9a DN |
1403 | |
1404 | if (p->unformatted) | |
5e805e44 JJ |
1405 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_unformatted, |
1406 | p->unformatted); | |
6de9cd9a DN |
1407 | |
1408 | if (p->recl) | |
5e805e44 JJ |
1409 | mask |= set_parameter_ref (&block, &post_block, var, |
1410 | IOPARM_inquire_recl_out, p->recl); | |
6de9cd9a DN |
1411 | |
1412 | if (p->nextrec) | |
5e805e44 JJ |
1413 | mask |= set_parameter_ref (&block, &post_block, var, |
1414 | IOPARM_inquire_nextrec, p->nextrec); | |
6de9cd9a DN |
1415 | |
1416 | if (p->blank) | |
5e805e44 JJ |
1417 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_blank, |
1418 | p->blank); | |
6de9cd9a | 1419 | |
d06b3496 JD |
1420 | if (p->delim) |
1421 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_delim, | |
1422 | p->delim); | |
1423 | ||
6de9cd9a | 1424 | if (p->position) |
5e805e44 JJ |
1425 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_position, |
1426 | p->position); | |
6de9cd9a DN |
1427 | |
1428 | if (p->action) | |
5e805e44 JJ |
1429 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_action, |
1430 | p->action); | |
6de9cd9a DN |
1431 | |
1432 | if (p->read) | |
5e805e44 JJ |
1433 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_read, |
1434 | p->read); | |
6de9cd9a DN |
1435 | |
1436 | if (p->write) | |
5e805e44 JJ |
1437 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_write, |
1438 | p->write); | |
6de9cd9a DN |
1439 | |
1440 | if (p->readwrite) | |
5e805e44 JJ |
1441 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_readwrite, |
1442 | p->readwrite); | |
6de9cd9a | 1443 | |
dae24534 | 1444 | if (p->pad) |
5e805e44 JJ |
1445 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_pad, |
1446 | p->pad); | |
8019105d | 1447 | |
181c9f4a TK |
1448 | if (p->convert) |
1449 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_convert, | |
1450 | p->convert); | |
1451 | ||
014ec6ee JD |
1452 | if (p->strm_pos) |
1453 | mask |= set_parameter_ref (&block, &post_block, var, | |
1454 | IOPARM_inquire_strm_pos_out, p->strm_pos); | |
1455 | ||
6f0f0b2e JD |
1456 | /* The second series of flags. */ |
1457 | if (p->asynchronous) | |
1458 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_asynchronous, | |
1459 | p->asynchronous); | |
1460 | ||
1461 | if (p->decimal) | |
1462 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_decimal, | |
1463 | p->decimal); | |
1464 | ||
1465 | if (p->encoding) | |
1466 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_encoding, | |
1467 | p->encoding); | |
1468 | ||
1469 | if (p->round) | |
1470 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_round, | |
1471 | p->round); | |
1472 | ||
1473 | if (p->sign) | |
1474 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_sign, | |
1475 | p->sign); | |
1476 | ||
1477 | if (p->pending) | |
1478 | mask2 |= set_parameter_ref (&block, &post_block, var, | |
1479 | IOPARM_inquire_pending, p->pending); | |
1480 | ||
1481 | if (p->size) | |
1482 | mask2 |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_size, | |
1483 | p->size); | |
1484 | ||
1485 | if (p->id) | |
d06b3496 JD |
1486 | mask2 |= set_parameter_ref (&block, &post_block,var, IOPARM_inquire_id, |
1487 | p->id); | |
93e8af19 JD |
1488 | if (p->iqstream) |
1489 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_iqstream, | |
1490 | p->iqstream); | |
6f0f0b2e | 1491 | |
0ef33d44 FR |
1492 | if (p->share) |
1493 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_share, | |
1494 | p->share); | |
1495 | ||
1496 | if (p->cc) | |
1497 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_cc, p->cc); | |
1498 | ||
6f0f0b2e | 1499 | if (mask2) |
e1456843 | 1500 | mask |= set_parameter_const (&block, var, IOPARM_inquire_flags2, mask2); |
6f0f0b2e | 1501 | |
5e805e44 | 1502 | set_parameter_const (&block, var, IOPARM_common_flags, mask); |
6de9cd9a | 1503 | |
f96d606f | 1504 | if (p->unit) |
e344505c JD |
1505 | { |
1506 | set_parameter_value (&block, var, IOPARM_common_unit, p->unit); | |
1507 | set_parameter_value_inquire (&block, var, IOPARM_common_unit, p->unit); | |
1508 | } | |
f96d606f JD |
1509 | else |
1510 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
1511 | ||
628c189e | 1512 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1513 | tmp = build_call_expr_loc (input_location, |
1514 | iocall[IOCALL_INQUIRE], 1, tmp); | |
6de9cd9a DN |
1515 | gfc_add_expr_to_block (&block, tmp); |
1516 | ||
1517 | gfc_add_block_to_block (&block, &post_block); | |
1518 | ||
5e805e44 | 1519 | io_result (&block, var, p->err, NULL, NULL); |
6de9cd9a DN |
1520 | |
1521 | return gfc_finish_block (&block); | |
1522 | } | |
1523 | ||
6f0f0b2e JD |
1524 | |
1525 | tree | |
1526 | gfc_trans_wait (gfc_code * code) | |
1527 | { | |
1528 | stmtblock_t block, post_block; | |
1529 | gfc_wait *p; | |
1530 | tree tmp, var; | |
1531 | unsigned int mask = 0; | |
1532 | ||
1533 | gfc_start_block (&block); | |
1534 | gfc_init_block (&post_block); | |
1535 | ||
1536 | var = gfc_create_var (st_parameter[IOPARM_ptype_wait].type, | |
1537 | "wait_parm"); | |
1538 | ||
1539 | set_error_locus (&block, var, &code->loc); | |
1540 | p = code->ext.wait; | |
1541 | ||
1542 | /* Set parameters here. */ | |
1543 | if (p->iomsg) | |
1544 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, | |
1545 | p->iomsg); | |
1546 | ||
1547 | if (p->iostat) | |
1548 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, | |
1549 | p->iostat); | |
1550 | ||
1551 | if (p->err) | |
1552 | mask |= IOPARM_common_err; | |
1553 | ||
1554 | if (p->id) | |
2b4c9065 | 1555 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_wait_id, p->id); |
6f0f0b2e JD |
1556 | |
1557 | set_parameter_const (&block, var, IOPARM_common_flags, mask); | |
1558 | ||
1559 | if (p->unit) | |
e344505c | 1560 | set_parameter_value_chk (&block, p->iostat, var, IOPARM_common_unit, p->unit); |
6f0f0b2e | 1561 | |
628c189e | 1562 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1563 | tmp = build_call_expr_loc (input_location, |
1564 | iocall[IOCALL_WAIT], 1, tmp); | |
6f0f0b2e JD |
1565 | gfc_add_expr_to_block (&block, tmp); |
1566 | ||
1567 | gfc_add_block_to_block (&block, &post_block); | |
1568 | ||
1569 | io_result (&block, var, p->err, NULL, NULL); | |
1570 | ||
1571 | return gfc_finish_block (&block); | |
1572 | ||
1573 | } | |
1574 | ||
6de9cd9a | 1575 | |
29dc5138 | 1576 | /* nml_full_name builds up the fully qualified name of a |
3b111bd7 | 1577 | derived type component. '+' is used to denote a type extension. */ |
29dc5138 PT |
1578 | |
1579 | static char* | |
3b111bd7 | 1580 | nml_full_name (const char* var_name, const char* cmp_name, bool parent) |
6de9cd9a | 1581 | { |
29dc5138 PT |
1582 | int full_name_length; |
1583 | char * full_name; | |
1584 | ||
1585 | full_name_length = strlen (var_name) + strlen (cmp_name) + 1; | |
93acb62c | 1586 | full_name = XCNEWVEC (char, full_name_length + 1); |
29dc5138 | 1587 | strcpy (full_name, var_name); |
3b111bd7 | 1588 | full_name = strcat (full_name, parent ? "+" : "%"); |
29dc5138 PT |
1589 | full_name = strcat (full_name, cmp_name); |
1590 | return full_name; | |
6de9cd9a DN |
1591 | } |
1592 | ||
19d36107 | 1593 | |
29dc5138 PT |
1594 | /* nml_get_addr_expr builds an address expression from the |
1595 | gfc_symbol or gfc_component backend_decl's. An offset is | |
1596 | provided so that the address of an element of an array of | |
1597 | derived types is returned. This is used in the runtime to | |
66e4ab31 | 1598 | determine that span of the derived type. */ |
29dc5138 PT |
1599 | |
1600 | static tree | |
1601 | nml_get_addr_expr (gfc_symbol * sym, gfc_component * c, | |
1602 | tree base_addr) | |
1603 | { | |
1604 | tree decl = NULL_TREE; | |
1605 | tree tmp; | |
29dc5138 PT |
1606 | |
1607 | if (sym) | |
1608 | { | |
1609 | sym->attr.referenced = 1; | |
1610 | decl = gfc_get_symbol_decl (sym); | |
847b053d PT |
1611 | |
1612 | /* If this is the enclosing function declaration, use | |
1613 | the fake result instead. */ | |
1614 | if (decl == current_function_decl) | |
1615 | decl = gfc_get_fake_result_decl (sym, 0); | |
1616 | else if (decl == DECL_CONTEXT (current_function_decl)) | |
1617 | decl = gfc_get_fake_result_decl (sym, 1); | |
29dc5138 PT |
1618 | } |
1619 | else | |
1620 | decl = c->backend_decl; | |
1621 | ||
d168c883 JJ |
1622 | gcc_assert (decl && (TREE_CODE (decl) == FIELD_DECL |
1623 | || VAR_P (decl) | |
1624 | || TREE_CODE (decl) == PARM_DECL | |
1625 | || TREE_CODE (decl) == COMPONENT_REF)); | |
29dc5138 PT |
1626 | |
1627 | tmp = decl; | |
1628 | ||
1629 | /* Build indirect reference, if dummy argument. */ | |
1630 | ||
19d36107 TB |
1631 | if (POINTER_TYPE_P (TREE_TYPE(tmp))) |
1632 | tmp = build_fold_indirect_ref_loc (input_location, tmp); | |
29dc5138 PT |
1633 | |
1634 | /* Treat the component of a derived type, using base_addr for | |
1635 | the derived type. */ | |
1636 | ||
1637 | if (TREE_CODE (decl) == FIELD_DECL) | |
65a9ca82 TB |
1638 | tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (tmp), |
1639 | base_addr, tmp, NULL_TREE); | |
29dc5138 | 1640 | |
51cd6b78 JD |
1641 | if (GFC_CLASS_TYPE_P (TREE_TYPE (tmp)) |
1642 | && GFC_DESCRIPTOR_TYPE_P (TREE_TYPE (gfc_class_data_get (tmp)))) | |
1643 | tmp = gfc_class_data_get (tmp); | |
1644 | ||
19d36107 TB |
1645 | if (GFC_DESCRIPTOR_TYPE_P (TREE_TYPE (tmp))) |
1646 | tmp = gfc_conv_array_data (tmp); | |
1647 | else | |
1648 | { | |
1649 | if (!POINTER_TYPE_P (TREE_TYPE (tmp))) | |
1650 | tmp = gfc_build_addr_expr (NULL_TREE, tmp); | |
29dc5138 | 1651 | |
19d36107 TB |
1652 | if (TREE_CODE (TREE_TYPE (tmp)) == ARRAY_TYPE) |
1653 | tmp = gfc_build_array_ref (tmp, gfc_index_zero_node, NULL); | |
29dc5138 | 1654 | |
19d36107 TB |
1655 | if (!POINTER_TYPE_P (TREE_TYPE (tmp))) |
1656 | tmp = build_fold_indirect_ref_loc (input_location, | |
db3927fb | 1657 | tmp); |
19d36107 | 1658 | } |
29dc5138 PT |
1659 | |
1660 | gcc_assert (tmp && POINTER_TYPE_P (TREE_TYPE (tmp))); | |
1661 | ||
1662 | return tmp; | |
1663 | } | |
3bc268e6 | 1664 | |
19d36107 | 1665 | |
29dc5138 | 1666 | /* For an object VAR_NAME whose base address is BASE_ADDR, generate a |
5e805e44 JJ |
1667 | call to iocall[IOCALL_SET_NML_VAL]. For derived type variable, recursively |
1668 | generate calls to iocall[IOCALL_SET_NML_VAL] for each component. */ | |
3bc268e6 | 1669 | |
29dc5138 | 1670 | #define IARG(i) build_int_cst (gfc_array_index_type, i) |
3bc268e6 VL |
1671 | |
1672 | static void | |
29dc5138 PT |
1673 | transfer_namelist_element (stmtblock_t * block, const char * var_name, |
1674 | gfc_symbol * sym, gfc_component * c, | |
1675 | tree base_addr) | |
3bc268e6 | 1676 | { |
29dc5138 PT |
1677 | gfc_typespec * ts = NULL; |
1678 | gfc_array_spec * as = NULL; | |
1679 | tree addr_expr = NULL; | |
1680 | tree dt = NULL; | |
1681 | tree string; | |
1682 | tree tmp; | |
29dc5138 | 1683 | tree dtype; |
5e805e44 | 1684 | tree dt_parm_addr; |
19d36107 | 1685 | tree decl = NULL_TREE; |
0522a84e | 1686 | tree gfc_int4_type_node = gfc_get_int_type (4); |
e73d3ca6 PT |
1687 | tree dtio_proc = null_pointer_node; |
1688 | tree vtable = null_pointer_node; | |
8019105d | 1689 | int n_dim; |
29dc5138 | 1690 | int rank = 0; |
3bc268e6 | 1691 | |
29dc5138 | 1692 | gcc_assert (sym || c); |
3bc268e6 | 1693 | |
29dc5138 PT |
1694 | /* Build the namelist object name. */ |
1695 | ||
1696 | string = gfc_build_cstring_const (var_name); | |
1697 | string = gfc_build_addr_expr (pchar_type_node, string); | |
1698 | ||
1699 | /* Build ts, as and data address using symbol or component. */ | |
1700 | ||
51cd6b78 JD |
1701 | ts = sym ? &sym->ts : &c->ts; |
1702 | ||
1703 | if (ts->type != BT_CLASS) | |
1704 | as = sym ? sym->as : c->as; | |
1705 | else | |
1706 | as = sym ? CLASS_DATA (sym)->as : CLASS_DATA (c)->as; | |
29dc5138 PT |
1707 | |
1708 | addr_expr = nml_get_addr_expr (sym, c, base_addr); | |
1709 | ||
1710 | if (as) | |
1711 | rank = as->rank; | |
1712 | ||
1713 | if (rank) | |
3bc268e6 | 1714 | { |
51cd6b78 | 1715 | decl = sym ? sym->backend_decl : c->backend_decl; |
19d36107 TB |
1716 | if (sym && sym->attr.dummy) |
1717 | decl = build_fold_indirect_ref_loc (input_location, decl); | |
51cd6b78 JD |
1718 | |
1719 | if (ts->type == BT_CLASS) | |
1720 | decl = gfc_class_data_get (decl); | |
19d36107 | 1721 | dt = TREE_TYPE (decl); |
29dc5138 | 1722 | dtype = gfc_get_dtype (dt); |
3bc268e6 | 1723 | } |
29dc5138 PT |
1724 | else |
1725 | { | |
7fb43006 PT |
1726 | dt = gfc_typenode_for_spec (ts); |
1727 | dtype = gfc_get_dtype_rank_type (0, dt); | |
3bc268e6 VL |
1728 | } |
1729 | ||
29dc5138 PT |
1730 | /* Build up the arguments for the transfer call. |
1731 | The call for the scalar part transfers: | |
1732 | (address, name, type, kind or string_length, dtype) */ | |
1733 | ||
628c189e | 1734 | dt_parm_addr = gfc_build_addr_expr (NULL_TREE, dt_parm); |
29dc5138 | 1735 | |
e73d3ca6 PT |
1736 | /* Check if the derived type has a specific DTIO for the mode. |
1737 | Note that although namelist io is forbidden to have a format | |
1738 | list, the specific subroutine is of the formatted kind. */ | |
cf474530 | 1739 | if (ts->type == BT_DERIVED || ts->type == BT_CLASS) |
e73d3ca6 | 1740 | { |
cf474530 JW |
1741 | gfc_symbol *derived; |
1742 | if (ts->type==BT_CLASS) | |
1743 | derived = ts->u.derived->components->ts.u.derived; | |
1744 | else | |
1745 | derived = ts->u.derived; | |
1746 | ||
1747 | gfc_symtree *tb_io_st = gfc_find_typebound_dtio_proc (derived, | |
1748 | last_dt == WRITE, true); | |
1749 | ||
1750 | if (ts->type == BT_CLASS && tb_io_st) | |
1751 | { | |
1752 | // polymorphic DTIO call (based on the dynamic type) | |
1753 | gfc_se se; | |
1754 | gfc_symtree *st = gfc_find_symtree (sym->ns->sym_root, sym->name); | |
1755 | // build vtable expr | |
1756 | gfc_expr *expr = gfc_get_variable_expr (st); | |
1757 | gfc_add_vptr_component (expr); | |
1758 | gfc_init_se (&se, NULL); | |
1759 | se.want_pointer = 1; | |
1760 | gfc_conv_expr (&se, expr); | |
1761 | vtable = se.expr; | |
1762 | // build dtio expr | |
1763 | gfc_add_component_ref (expr, | |
1764 | tb_io_st->n.tb->u.generic->specific_st->name); | |
1765 | gfc_init_se (&se, NULL); | |
1766 | se.want_pointer = 1; | |
1767 | gfc_conv_expr (&se, expr); | |
1768 | gfc_free_expr (expr); | |
1769 | dtio_proc = se.expr; | |
1770 | } | |
1771 | else | |
e73d3ca6 | 1772 | { |
cf474530 JW |
1773 | // non-polymorphic DTIO call (based on the declared type) |
1774 | gfc_symbol *dtio_sub = gfc_find_specific_dtio_proc (derived, | |
1775 | last_dt == WRITE, true); | |
1776 | if (dtio_sub != NULL) | |
1777 | { | |
1778 | dtio_proc = gfc_get_symbol_decl (dtio_sub); | |
1779 | dtio_proc = gfc_build_addr_expr (NULL, dtio_proc); | |
1780 | gfc_symbol *vtab = gfc_find_derived_vtab (derived); | |
1781 | vtable = vtab->backend_decl; | |
1782 | if (vtable == NULL_TREE) | |
1783 | vtable = gfc_get_symbol_decl (vtab); | |
1784 | vtable = gfc_build_addr_expr (pvoid_type_node, vtable); | |
1785 | } | |
e73d3ca6 PT |
1786 | } |
1787 | } | |
1788 | ||
29dc5138 | 1789 | if (ts->type == BT_CHARACTER) |
bc21d315 | 1790 | tmp = ts->u.cl->backend_decl; |
29dc5138 | 1791 | else |
5039610b | 1792 | tmp = build_int_cst (gfc_charlen_type_node, 0); |
e73d3ca6 | 1793 | |
07c60b8e | 1794 | int abi_kind = gfc_type_abi_kind (ts); |
7f72e402 | 1795 | if (dtio_proc == null_pointer_node) |
07c60b8e JJ |
1796 | tmp = build_call_expr_loc (input_location, iocall[IOCALL_SET_NML_VAL], 6, |
1797 | dt_parm_addr, addr_expr, string, | |
1798 | build_int_cst (gfc_int4_type_node, abi_kind), | |
1799 | tmp, dtype); | |
e73d3ca6 | 1800 | else |
07c60b8e JJ |
1801 | tmp = build_call_expr_loc (input_location, iocall[IOCALL_SET_NML_DTIO_VAL], |
1802 | 8, dt_parm_addr, addr_expr, string, | |
1803 | build_int_cst (gfc_int4_type_node, abi_kind), | |
1804 | tmp, dtype, dtio_proc, vtable); | |
3bc268e6 | 1805 | gfc_add_expr_to_block (block, tmp); |
29dc5138 PT |
1806 | |
1807 | /* If the object is an array, transfer rank times: | |
1808 | (null pointer, name, stride, lbound, ubound) */ | |
1809 | ||
1810 | for ( n_dim = 0 ; n_dim < rank ; n_dim++ ) | |
1811 | { | |
db3927fb AH |
1812 | tmp = build_call_expr_loc (input_location, |
1813 | iocall[IOCALL_SET_NML_VAL_DIM], 5, | |
5039610b | 1814 | dt_parm_addr, |
0522a84e | 1815 | build_int_cst (gfc_int4_type_node, n_dim), |
19d36107 TB |
1816 | gfc_conv_array_stride (decl, n_dim), |
1817 | gfc_conv_array_lbound (decl, n_dim), | |
1818 | gfc_conv_array_ubound (decl, n_dim)); | |
29dc5138 PT |
1819 | gfc_add_expr_to_block (block, tmp); |
1820 | } | |
1821 | ||
e73d3ca6 PT |
1822 | if (gfc_bt_struct (ts->type) && ts->u.derived->components |
1823 | && dtio_proc == null_pointer_node) | |
29dc5138 PT |
1824 | { |
1825 | gfc_component *cmp; | |
1826 | ||
1827 | /* Provide the RECORD_TYPE to build component references. */ | |
1828 | ||
db3927fb AH |
1829 | tree expr = build_fold_indirect_ref_loc (input_location, |
1830 | addr_expr); | |
29dc5138 | 1831 | |
bc21d315 | 1832 | for (cmp = ts->u.derived->components; cmp; cmp = cmp->next) |
29dc5138 | 1833 | { |
3b111bd7 JD |
1834 | char *full_name = nml_full_name (var_name, cmp->name, |
1835 | ts->u.derived->attr.extension); | |
29dc5138 PT |
1836 | transfer_namelist_element (block, |
1837 | full_name, | |
1838 | NULL, cmp, expr); | |
cede9502 | 1839 | free (full_name); |
29dc5138 PT |
1840 | } |
1841 | } | |
3bc268e6 | 1842 | } |
6de9cd9a | 1843 | |
29dc5138 | 1844 | #undef IARG |
29dc5138 | 1845 | |
6de9cd9a DN |
1846 | /* Create a data transfer statement. Not all of the fields are valid |
1847 | for both reading and writing, but improper use has been filtered | |
1848 | out by now. */ | |
1849 | ||
1850 | static tree | |
5e805e44 | 1851 | build_dt (tree function, gfc_code * code) |
6de9cd9a | 1852 | { |
d4feb3d3 | 1853 | stmtblock_t block, post_block, post_end_block, post_iu_block; |
6de9cd9a | 1854 | gfc_dt *dt; |
5e805e44 | 1855 | tree tmp, var; |
29dc5138 | 1856 | gfc_expr *nmlname; |
3bc268e6 | 1857 | gfc_namelist *nml; |
5e1bdeb7 | 1858 | unsigned int mask = 0; |
6de9cd9a | 1859 | |
5e805e44 | 1860 | gfc_start_block (&block); |
6de9cd9a | 1861 | gfc_init_block (&post_block); |
5e805e44 | 1862 | gfc_init_block (&post_end_block); |
d4feb3d3 | 1863 | gfc_init_block (&post_iu_block); |
5e805e44 JJ |
1864 | |
1865 | var = gfc_create_var (st_parameter[IOPARM_ptype_dt].type, "dt_parm"); | |
1866 | ||
1867 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a | 1868 | |
5e805e44 JJ |
1869 | if (last_dt == IOLENGTH) |
1870 | { | |
1871 | gfc_inquire *inq; | |
1872 | ||
1873 | inq = code->ext.inquire; | |
6de9cd9a | 1874 | |
5e805e44 JJ |
1875 | /* First check that preconditions are met. */ |
1876 | gcc_assert (inq != NULL); | |
1877 | gcc_assert (inq->iolength != NULL); | |
1878 | ||
1879 | /* Connect to the iolength variable. */ | |
1880 | mask |= set_parameter_ref (&block, &post_end_block, var, | |
1881 | IOPARM_dt_iolength, inq->iolength); | |
1882 | dt = NULL; | |
1883 | } | |
1884 | else | |
1885 | { | |
1886 | dt = code->ext.dt; | |
1887 | gcc_assert (dt != NULL); | |
1888 | } | |
8750f9cd | 1889 | |
5e805e44 | 1890 | if (dt && dt->io_unit) |
6de9cd9a DN |
1891 | { |
1892 | if (dt->io_unit->ts.type == BT_CHARACTER) | |
1893 | { | |
d4feb3d3 PT |
1894 | mask |= set_internal_unit (&block, &post_iu_block, |
1895 | var, dt->io_unit); | |
c8dce2cf | 1896 | set_parameter_const (&block, var, IOPARM_common_unit, |
4a8d4422 JD |
1897 | dt->io_unit->ts.kind == 1 ? |
1898 | GFC_INTERNAL_UNIT : GFC_INTERNAL_UNIT4); | |
6de9cd9a | 1899 | } |
6de9cd9a | 1900 | } |
5e805e44 JJ |
1901 | else |
1902 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
6de9cd9a | 1903 | |
5e805e44 JJ |
1904 | if (dt) |
1905 | { | |
f96d606f JD |
1906 | if (dt->iomsg) |
1907 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, | |
1908 | dt->iomsg); | |
1909 | ||
1910 | if (dt->iostat) | |
1911 | mask |= set_parameter_ref (&block, &post_end_block, var, | |
1912 | IOPARM_common_iostat, dt->iostat); | |
1913 | ||
1914 | if (dt->err) | |
1915 | mask |= IOPARM_common_err; | |
1916 | ||
1917 | if (dt->eor) | |
1918 | mask |= IOPARM_common_eor; | |
1919 | ||
1920 | if (dt->end) | |
1921 | mask |= IOPARM_common_end; | |
1922 | ||
6f0f0b2e JD |
1923 | if (dt->id) |
1924 | mask |= set_parameter_ref (&block, &post_end_block, var, | |
1925 | IOPARM_dt_id, dt->id); | |
1926 | ||
1927 | if (dt->pos) | |
e344505c | 1928 | mask |= set_parameter_value (&block, var, IOPARM_dt_pos, dt->pos); |
6f0f0b2e JD |
1929 | |
1930 | if (dt->asynchronous) | |
e344505c JD |
1931 | mask |= set_string (&block, &post_block, var, |
1932 | IOPARM_dt_asynchronous, dt->asynchronous); | |
6f0f0b2e JD |
1933 | |
1934 | if (dt->blank) | |
1935 | mask |= set_string (&block, &post_block, var, IOPARM_dt_blank, | |
1936 | dt->blank); | |
1937 | ||
1938 | if (dt->decimal) | |
1939 | mask |= set_string (&block, &post_block, var, IOPARM_dt_decimal, | |
1940 | dt->decimal); | |
1941 | ||
1942 | if (dt->delim) | |
1943 | mask |= set_string (&block, &post_block, var, IOPARM_dt_delim, | |
1944 | dt->delim); | |
1945 | ||
1946 | if (dt->pad) | |
1947 | mask |= set_string (&block, &post_block, var, IOPARM_dt_pad, | |
1948 | dt->pad); | |
1949 | ||
1950 | if (dt->round) | |
1951 | mask |= set_string (&block, &post_block, var, IOPARM_dt_round, | |
1952 | dt->round); | |
1953 | ||
1954 | if (dt->sign) | |
1955 | mask |= set_string (&block, &post_block, var, IOPARM_dt_sign, | |
1956 | dt->sign); | |
1957 | ||
5e805e44 | 1958 | if (dt->rec) |
e344505c | 1959 | mask |= set_parameter_value (&block, var, IOPARM_dt_rec, dt->rec); |
6de9cd9a | 1960 | |
5e805e44 JJ |
1961 | if (dt->advance) |
1962 | mask |= set_string (&block, &post_block, var, IOPARM_dt_advance, | |
1963 | dt->advance); | |
6de9cd9a | 1964 | |
5e805e44 | 1965 | if (dt->format_expr) |
9341698a | 1966 | mask |= set_string (&block, &post_end_block, var, IOPARM_dt_format, |
5e805e44 | 1967 | dt->format_expr); |
6de9cd9a | 1968 | |
5e805e44 JJ |
1969 | if (dt->format_label) |
1970 | { | |
1971 | if (dt->format_label == &format_asterisk) | |
1972 | mask |= IOPARM_dt_list_format; | |
1973 | else | |
1974 | mask |= set_string (&block, &post_block, var, IOPARM_dt_format, | |
1975 | dt->format_label->format); | |
1976 | } | |
6de9cd9a | 1977 | |
5e805e44 JJ |
1978 | if (dt->size) |
1979 | mask |= set_parameter_ref (&block, &post_end_block, var, | |
1980 | IOPARM_dt_size, dt->size); | |
6de9cd9a | 1981 | |
4a8d4422 JD |
1982 | if (dt->udtio) |
1983 | mask |= IOPARM_dt_dtio; | |
1984 | ||
7ee4f6f3 JJ |
1985 | if (dt->dec_ext) |
1986 | mask |= IOPARM_dt_dec_ext; | |
6869e9c6 | 1987 | |
5e805e44 JJ |
1988 | if (dt->namelist) |
1989 | { | |
1990 | if (dt->format_expr || dt->format_label) | |
1991 | gfc_internal_error ("build_dt: format with namelist"); | |
1992 | ||
b7e75771 JD |
1993 | nmlname = gfc_get_character_expr (gfc_default_character_kind, NULL, |
1994 | dt->namelist->name, | |
1995 | strlen (dt->namelist->name)); | |
29dc5138 | 1996 | |
5e805e44 JJ |
1997 | mask |= set_string (&block, &post_block, var, IOPARM_dt_namelist_name, |
1998 | nmlname); | |
29dc5138 | 1999 | |
76c1a7ec TB |
2000 | gfc_free_expr (nmlname); |
2001 | ||
5e805e44 JJ |
2002 | if (last_dt == READ) |
2003 | mask |= IOPARM_dt_namelist_read_mode; | |
29dc5138 | 2004 | |
5e805e44 | 2005 | set_parameter_const (&block, var, IOPARM_common_flags, mask); |
29dc5138 | 2006 | |
5e805e44 JJ |
2007 | dt_parm = var; |
2008 | ||
2009 | for (nml = dt->namelist->namelist; nml; nml = nml->next) | |
2010 | transfer_namelist_element (&block, nml->sym->name, nml->sym, | |
71ff73f3 | 2011 | NULL, NULL_TREE); |
5e805e44 JJ |
2012 | } |
2013 | else | |
2014 | set_parameter_const (&block, var, IOPARM_common_flags, mask); | |
f96d606f JD |
2015 | |
2016 | if (dt->io_unit && dt->io_unit->ts.type == BT_INTEGER) | |
e344505c JD |
2017 | set_parameter_value_chk (&block, dt->iostat, var, |
2018 | IOPARM_common_unit, dt->io_unit); | |
6de9cd9a | 2019 | } |
5e805e44 JJ |
2020 | else |
2021 | set_parameter_const (&block, var, IOPARM_common_flags, mask); | |
6de9cd9a | 2022 | |
628c189e | 2023 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
033e7d21 | 2024 | tmp = build_call_expr_loc (UNKNOWN_LOCATION, |
db3927fb | 2025 | function, 1, tmp); |
6de9cd9a DN |
2026 | gfc_add_expr_to_block (&block, tmp); |
2027 | ||
2028 | gfc_add_block_to_block (&block, &post_block); | |
2029 | ||
5e805e44 JJ |
2030 | dt_parm = var; |
2031 | dt_post_end_block = &post_end_block; | |
2032 | ||
bc51e726 JD |
2033 | /* Set implied do loop exit condition. */ |
2034 | if (last_dt == READ || last_dt == WRITE) | |
2035 | { | |
2036 | gfc_st_parameter_field *p = &st_parameter_field[IOPARM_common_flags]; | |
2037 | ||
65a9ca82 TB |
2038 | tmp = fold_build3_loc (input_location, COMPONENT_REF, |
2039 | st_parameter[IOPARM_ptype_common].type, | |
2040 | dt_parm, TYPE_FIELDS (TREE_TYPE (dt_parm)), | |
2041 | NULL_TREE); | |
2042 | tmp = fold_build3_loc (input_location, COMPONENT_REF, | |
2043 | TREE_TYPE (p->field), tmp, p->field, NULL_TREE); | |
2044 | tmp = fold_build2_loc (input_location, BIT_AND_EXPR, TREE_TYPE (tmp), | |
2045 | tmp, build_int_cst (TREE_TYPE (tmp), | |
2046 | IOPARM_common_libreturn_mask)); | |
bc51e726 JD |
2047 | } |
2048 | else /* IOLENGTH */ | |
2049 | tmp = NULL_TREE; | |
2050 | ||
2051 | gfc_add_expr_to_block (&block, gfc_trans_code_cond (code->block->next, tmp)); | |
5e805e44 | 2052 | |
d4feb3d3 PT |
2053 | gfc_add_block_to_block (&block, &post_iu_block); |
2054 | ||
5e805e44 JJ |
2055 | dt_parm = NULL; |
2056 | dt_post_end_block = NULL; | |
2057 | ||
6de9cd9a DN |
2058 | return gfc_finish_block (&block); |
2059 | } | |
2060 | ||
2061 | ||
8750f9cd JB |
2062 | /* Translate the IOLENGTH form of an INQUIRE statement. We treat |
2063 | this as a third sort of data transfer statement, except that | |
e7dc5b4f | 2064 | lengths are summed instead of actually transferring any data. */ |
8750f9cd JB |
2065 | |
2066 | tree | |
2067 | gfc_trans_iolength (gfc_code * code) | |
2068 | { | |
8750f9cd | 2069 | last_dt = IOLENGTH; |
5e805e44 | 2070 | return build_dt (iocall[IOCALL_IOLENGTH], code); |
8750f9cd JB |
2071 | } |
2072 | ||
2073 | ||
6de9cd9a DN |
2074 | /* Translate a READ statement. */ |
2075 | ||
2076 | tree | |
2077 | gfc_trans_read (gfc_code * code) | |
2078 | { | |
6de9cd9a | 2079 | last_dt = READ; |
5e805e44 | 2080 | return build_dt (iocall[IOCALL_READ], code); |
6de9cd9a DN |
2081 | } |
2082 | ||
2083 | ||
2084 | /* Translate a WRITE statement */ | |
2085 | ||
2086 | tree | |
2087 | gfc_trans_write (gfc_code * code) | |
2088 | { | |
6de9cd9a | 2089 | last_dt = WRITE; |
5e805e44 | 2090 | return build_dt (iocall[IOCALL_WRITE], code); |
6de9cd9a DN |
2091 | } |
2092 | ||
2093 | ||
2094 | /* Finish a data transfer statement. */ | |
2095 | ||
2096 | tree | |
2097 | gfc_trans_dt_end (gfc_code * code) | |
2098 | { | |
2099 | tree function, tmp; | |
2100 | stmtblock_t block; | |
2101 | ||
2102 | gfc_init_block (&block); | |
2103 | ||
8750f9cd JB |
2104 | switch (last_dt) |
2105 | { | |
2106 | case READ: | |
5e805e44 | 2107 | function = iocall[IOCALL_READ_DONE]; |
8750f9cd JB |
2108 | break; |
2109 | ||
2110 | case WRITE: | |
5e805e44 | 2111 | function = iocall[IOCALL_WRITE_DONE]; |
8750f9cd JB |
2112 | break; |
2113 | ||
2114 | case IOLENGTH: | |
5e805e44 | 2115 | function = iocall[IOCALL_IOLENGTH_DONE]; |
8750f9cd JB |
2116 | break; |
2117 | ||
2118 | default: | |
6e45f57b | 2119 | gcc_unreachable (); |
8750f9cd | 2120 | } |
6de9cd9a | 2121 | |
628c189e | 2122 | tmp = gfc_build_addr_expr (NULL_TREE, dt_parm); |
db3927fb AH |
2123 | tmp = build_call_expr_loc (input_location, |
2124 | function, 1, tmp); | |
6de9cd9a | 2125 | gfc_add_expr_to_block (&block, tmp); |
5e805e44 JJ |
2126 | gfc_add_block_to_block (&block, dt_post_end_block); |
2127 | gfc_init_block (dt_post_end_block); | |
6de9cd9a | 2128 | |
8750f9cd JB |
2129 | if (last_dt != IOLENGTH) |
2130 | { | |
6e45f57b | 2131 | gcc_assert (code->ext.dt != NULL); |
5e805e44 | 2132 | io_result (&block, dt_parm, code->ext.dt->err, |
8750f9cd JB |
2133 | code->ext.dt->end, code->ext.dt->eor); |
2134 | } | |
6de9cd9a DN |
2135 | |
2136 | return gfc_finish_block (&block); | |
2137 | } | |
2138 | ||
d2ccf6aa | 2139 | static void |
e73d3ca6 PT |
2140 | transfer_expr (gfc_se * se, gfc_typespec * ts, tree addr_expr, |
2141 | gfc_code * code, tree vptr); | |
d2ccf6aa VL |
2142 | |
2143 | /* Given an array field in a derived type variable, generate the code | |
2144 | for the loop that iterates over array elements, and the code that | |
2145 | accesses those array elements. Use transfer_expr to generate code | |
2146 | for transferring that element. Because elements may also be | |
2147 | derived types, transfer_expr and transfer_array_component are mutually | |
2148 | recursive. */ | |
2149 | ||
2150 | static tree | |
bdfd2ff0 | 2151 | transfer_array_component (tree expr, gfc_component * cm, locus * where) |
d2ccf6aa VL |
2152 | { |
2153 | tree tmp; | |
2154 | stmtblock_t body; | |
2155 | stmtblock_t block; | |
2156 | gfc_loopinfo loop; | |
2157 | int n; | |
2158 | gfc_ss *ss; | |
2159 | gfc_se se; | |
08dcec61 | 2160 | gfc_array_info *ss_array; |
d2ccf6aa VL |
2161 | |
2162 | gfc_start_block (&block); | |
2163 | gfc_init_se (&se, NULL); | |
2164 | ||
2165 | /* Create and initialize Scalarization Status. Unlike in | |
2166 | gfc_trans_transfer, we can't simply use gfc_walk_expr to take | |
2167 | care of this task, because we don't have a gfc_expr at hand. | |
2168 | Build one manually, as in gfc_trans_subarray_assign. */ | |
2169 | ||
66877276 MM |
2170 | ss = gfc_get_array_ss (gfc_ss_terminator, NULL, cm->as->rank, |
2171 | GFC_SS_COMPONENT); | |
1838afec | 2172 | ss_array = &ss->info->data.array; |
276515e6 PT |
2173 | |
2174 | if (cm->attr.pdt_array) | |
2175 | ss_array->shape = NULL; | |
2176 | else | |
2177 | ss_array->shape = gfc_get_shape (cm->as->rank); | |
2178 | ||
08dcec61 MM |
2179 | ss_array->descriptor = expr; |
2180 | ss_array->data = gfc_conv_array_data (expr); | |
2181 | ss_array->offset = gfc_conv_array_offset (expr); | |
d2ccf6aa VL |
2182 | for (n = 0; n < cm->as->rank; n++) |
2183 | { | |
08dcec61 MM |
2184 | ss_array->start[n] = gfc_conv_array_lbound (expr, n); |
2185 | ss_array->stride[n] = gfc_index_one_node; | |
d2ccf6aa | 2186 | |
276515e6 PT |
2187 | if (cm->attr.pdt_array) |
2188 | ss_array->end[n] = gfc_conv_array_ubound (expr, n); | |
2189 | else | |
2190 | { | |
2191 | mpz_init (ss_array->shape[n]); | |
2192 | mpz_sub (ss_array->shape[n], cm->as->upper[n]->value.integer, | |
2193 | cm->as->lower[n]->value.integer); | |
2194 | mpz_add_ui (ss_array->shape[n], ss_array->shape[n], 1); | |
2195 | } | |
d2ccf6aa VL |
2196 | } |
2197 | ||
f7b529fa | 2198 | /* Once we got ss, we use scalarizer to create the loop. */ |
d2ccf6aa VL |
2199 | |
2200 | gfc_init_loopinfo (&loop); | |
2201 | gfc_add_ss_to_loop (&loop, ss); | |
2202 | gfc_conv_ss_startstride (&loop); | |
bdfd2ff0 | 2203 | gfc_conv_loop_setup (&loop, where); |
d2ccf6aa VL |
2204 | gfc_mark_ss_chain_used (ss, 1); |
2205 | gfc_start_scalarized_body (&loop, &body); | |
2206 | ||
2207 | gfc_copy_loopinfo_to_se (&se, &loop); | |
2208 | se.ss = ss; | |
2209 | ||
2210 | /* gfc_conv_tmp_array_ref assumes that se.expr contains the array. */ | |
2211 | se.expr = expr; | |
2212 | gfc_conv_tmp_array_ref (&se); | |
2213 | ||
2214 | /* Now se.expr contains an element of the array. Take the address and pass | |
2215 | it to the IO routines. */ | |
628c189e | 2216 | tmp = gfc_build_addr_expr (NULL_TREE, se.expr); |
e73d3ca6 | 2217 | transfer_expr (&se, &cm->ts, tmp, NULL, NULL_TREE); |
d2ccf6aa VL |
2218 | |
2219 | /* We are done now with the loop body. Wrap up the scalarizer and | |
f7b529fa | 2220 | return. */ |
d2ccf6aa VL |
2221 | |
2222 | gfc_add_block_to_block (&body, &se.pre); | |
2223 | gfc_add_block_to_block (&body, &se.post); | |
2224 | ||
2225 | gfc_trans_scalarizing_loops (&loop, &body); | |
2226 | ||
2227 | gfc_add_block_to_block (&block, &loop.pre); | |
2228 | gfc_add_block_to_block (&block, &loop.post); | |
2229 | ||
276515e6 PT |
2230 | if (!cm->attr.pdt_array) |
2231 | { | |
2232 | gcc_assert (ss_array->shape != NULL); | |
2233 | gfc_free_shape (&ss_array->shape, cm->as->rank); | |
2234 | } | |
96654664 PB |
2235 | gfc_cleanup_loop (&loop); |
2236 | ||
d2ccf6aa VL |
2237 | return gfc_finish_block (&block); |
2238 | } | |
6de9cd9a | 2239 | |
e73d3ca6 PT |
2240 | |
2241 | /* Helper function for transfer_expr that looks for the DTIO procedure | |
2242 | either as a typebound binding or in a generic interface. If present, | |
2243 | the address expression of the procedure is returned. It is assumed | |
2244 | that the procedure interface has been checked during resolution. */ | |
2245 | ||
2246 | static tree | |
2247 | get_dtio_proc (gfc_typespec * ts, gfc_code * code, gfc_symbol **dtio_sub) | |
2248 | { | |
2249 | gfc_symbol *derived; | |
2250 | bool formatted = false; | |
2251 | gfc_dt *dt = code->ext.dt; | |
2252 | ||
f208c5cc JD |
2253 | /* Determine when to use the formatted DTIO procedure. */ |
2254 | if (dt && (dt->format_expr || dt->format_label)) | |
2255 | formatted = true; | |
e73d3ca6 | 2256 | |
707024b2 JW |
2257 | if (ts->type == BT_CLASS) |
2258 | derived = ts->u.derived->components->ts.u.derived; | |
2259 | else | |
2260 | derived = ts->u.derived; | |
2261 | ||
2262 | gfc_symtree *tb_io_st = gfc_find_typebound_dtio_proc (derived, | |
2263 | last_dt == WRITE, formatted); | |
2264 | if (ts->type == BT_CLASS && tb_io_st) | |
e4e659b9 | 2265 | { |
707024b2 JW |
2266 | // polymorphic DTIO call (based on the dynamic type) |
2267 | gfc_se se; | |
2268 | gfc_expr *expr = gfc_find_and_cut_at_last_class_ref (code->expr1); | |
2269 | gfc_add_vptr_component (expr); | |
2270 | gfc_add_component_ref (expr, | |
2271 | tb_io_st->n.tb->u.generic->specific_st->name); | |
2272 | *dtio_sub = tb_io_st->n.tb->u.generic->specific->u.specific->n.sym; | |
2273 | gfc_init_se (&se, NULL); | |
2274 | se.want_pointer = 1; | |
2275 | gfc_conv_expr (&se, expr); | |
2276 | gfc_free_expr (expr); | |
2277 | return se.expr; | |
2278 | } | |
2279 | else | |
2280 | { | |
2281 | // non-polymorphic DTIO call (based on the declared type) | |
e4e659b9 JW |
2282 | *dtio_sub = gfc_find_specific_dtio_proc (derived, last_dt == WRITE, |
2283 | formatted); | |
2284 | ||
2285 | if (*dtio_sub) | |
2286 | return gfc_build_addr_expr (NULL, gfc_get_symbol_decl (*dtio_sub)); | |
2287 | } | |
e73d3ca6 PT |
2288 | |
2289 | return NULL_TREE; | |
e73d3ca6 PT |
2290 | } |
2291 | ||
6de9cd9a DN |
2292 | /* Generate the call for a scalar transfer node. */ |
2293 | ||
2294 | static void | |
e73d3ca6 PT |
2295 | transfer_expr (gfc_se * se, gfc_typespec * ts, tree addr_expr, |
2296 | gfc_code * code, tree vptr) | |
6de9cd9a | 2297 | { |
8a221914 | 2298 | tree tmp, function, arg2, arg3, field, expr; |
6de9cd9a DN |
2299 | gfc_component *c; |
2300 | int kind; | |
2301 | ||
a8b3b0b6 CR |
2302 | /* It is possible to get a C_NULL_PTR or C_NULL_FUNPTR expression here if |
2303 | the user says something like: print *, 'c_null_ptr: ', c_null_ptr | |
2304 | We need to translate the expression to a constant if it's either | |
aa5e22f0 CR |
2305 | C_NULL_PTR or C_NULL_FUNPTR. We could also get a user variable of |
2306 | type C_PTR or C_FUNPTR, in which case the ts->type may no longer be | |
2307 | BT_DERIVED (could have been changed by gfc_conv_expr). */ | |
bc21d315 JW |
2308 | if ((ts->type == BT_DERIVED || ts->type == BT_INTEGER) |
2309 | && ts->u.derived != NULL | |
2310 | && (ts->is_iso_c == 1 || ts->u.derived->ts.is_iso_c == 1)) | |
a8b3b0b6 | 2311 | { |
cadddfdd | 2312 | ts->type = BT_INTEGER; |
a26f63a8 SK |
2313 | ts->kind = gfc_index_integer_kind; |
2314 | } | |
2315 | ||
2316 | /* gfortran reaches here for "print *, c_loc(xxx)". */ | |
2317 | if (ts->type == BT_VOID | |
2318 | && code->expr1 && code->expr1->ts.type == BT_VOID | |
2319 | && code->expr1->symtree | |
2320 | && strcmp (code->expr1->symtree->name, "c_loc") == 0) | |
2321 | { | |
2322 | ts->type = BT_INTEGER; | |
cadddfdd | 2323 | ts->kind = gfc_index_integer_kind; |
a8b3b0b6 | 2324 | } |
8019105d | 2325 | |
07c60b8e | 2326 | kind = gfc_type_abi_kind (ts); |
6de9cd9a DN |
2327 | function = NULL; |
2328 | arg2 = NULL; | |
8a221914 | 2329 | arg3 = NULL; |
6de9cd9a DN |
2330 | |
2331 | switch (ts->type) | |
2332 | { | |
2333 | case BT_INTEGER: | |
df09d1d5 | 2334 | arg2 = build_int_cst (integer_type_node, kind); |
6eb6875d TK |
2335 | if (last_dt == READ) |
2336 | function = iocall[IOCALL_X_INTEGER]; | |
2337 | else | |
2338 | function = iocall[IOCALL_X_INTEGER_WRITE]; | |
2339 | ||
6de9cd9a DN |
2340 | break; |
2341 | ||
2342 | case BT_REAL: | |
df09d1d5 | 2343 | arg2 = build_int_cst (integer_type_node, kind); |
6eb6875d | 2344 | if (last_dt == READ) |
1ec601bf | 2345 | { |
07c60b8e | 2346 | if ((gfc_real16_is_float128 && kind == 16) || kind == 17) |
1ec601bf FXC |
2347 | function = iocall[IOCALL_X_REAL128]; |
2348 | else | |
2349 | function = iocall[IOCALL_X_REAL]; | |
2350 | } | |
6eb6875d | 2351 | else |
1ec601bf | 2352 | { |
07c60b8e | 2353 | if ((gfc_real16_is_float128 && kind == 16) || kind == 17) |
1ec601bf FXC |
2354 | function = iocall[IOCALL_X_REAL128_WRITE]; |
2355 | else | |
2356 | function = iocall[IOCALL_X_REAL_WRITE]; | |
2357 | } | |
6eb6875d | 2358 | |
6de9cd9a DN |
2359 | break; |
2360 | ||
2361 | case BT_COMPLEX: | |
df09d1d5 | 2362 | arg2 = build_int_cst (integer_type_node, kind); |
6eb6875d | 2363 | if (last_dt == READ) |
1ec601bf | 2364 | { |
07c60b8e | 2365 | if ((gfc_real16_is_float128 && kind == 16) || kind == 17) |
1ec601bf FXC |
2366 | function = iocall[IOCALL_X_COMPLEX128]; |
2367 | else | |
2368 | function = iocall[IOCALL_X_COMPLEX]; | |
2369 | } | |
6eb6875d | 2370 | else |
1ec601bf | 2371 | { |
07c60b8e | 2372 | if ((gfc_real16_is_float128 && kind == 16) || kind == 17) |
1ec601bf FXC |
2373 | function = iocall[IOCALL_X_COMPLEX128_WRITE]; |
2374 | else | |
2375 | function = iocall[IOCALL_X_COMPLEX_WRITE]; | |
2376 | } | |
6eb6875d | 2377 | |
6de9cd9a DN |
2378 | break; |
2379 | ||
2380 | case BT_LOGICAL: | |
df09d1d5 | 2381 | arg2 = build_int_cst (integer_type_node, kind); |
6eb6875d TK |
2382 | if (last_dt == READ) |
2383 | function = iocall[IOCALL_X_LOGICAL]; | |
2384 | else | |
2385 | function = iocall[IOCALL_X_LOGICAL_WRITE]; | |
2386 | ||
6de9cd9a DN |
2387 | break; |
2388 | ||
2389 | case BT_CHARACTER: | |
8a221914 JD |
2390 | if (kind == 4) |
2391 | { | |
2392 | if (se->string_length) | |
2393 | arg2 = se->string_length; | |
2394 | else | |
2395 | { | |
db3927fb AH |
2396 | tmp = build_fold_indirect_ref_loc (input_location, |
2397 | addr_expr); | |
8a221914 JD |
2398 | gcc_assert (TREE_CODE (TREE_TYPE (tmp)) == ARRAY_TYPE); |
2399 | arg2 = TYPE_MAX_VALUE (TYPE_DOMAIN (TREE_TYPE (tmp))); | |
2400 | arg2 = fold_convert (gfc_charlen_type_node, arg2); | |
2401 | } | |
df09d1d5 | 2402 | arg3 = build_int_cst (integer_type_node, kind); |
6eb6875d TK |
2403 | if (last_dt == READ) |
2404 | function = iocall[IOCALL_X_CHARACTER_WIDE]; | |
2405 | else | |
2406 | function = iocall[IOCALL_X_CHARACTER_WIDE_WRITE]; | |
8019105d | 2407 | |
628c189e | 2408 | tmp = gfc_build_addr_expr (NULL_TREE, dt_parm); |
db3927fb AH |
2409 | tmp = build_call_expr_loc (input_location, |
2410 | function, 4, tmp, addr_expr, arg2, arg3); | |
8a221914 JD |
2411 | gfc_add_expr_to_block (&se->pre, tmp); |
2412 | gfc_add_block_to_block (&se->pre, &se->post); | |
2413 | return; | |
2414 | } | |
1cc0e193 | 2415 | /* Fall through. */ |
7b95e2a8 | 2416 | case BT_HOLLERITH: |
d2ccf6aa VL |
2417 | if (se->string_length) |
2418 | arg2 = se->string_length; | |
2419 | else | |
2420 | { | |
db3927fb AH |
2421 | tmp = build_fold_indirect_ref_loc (input_location, |
2422 | addr_expr); | |
d2ccf6aa VL |
2423 | gcc_assert (TREE_CODE (TREE_TYPE (tmp)) == ARRAY_TYPE); |
2424 | arg2 = TYPE_MAX_VALUE (TYPE_DOMAIN (TREE_TYPE (tmp))); | |
2425 | } | |
6eb6875d TK |
2426 | if (last_dt == READ) |
2427 | function = iocall[IOCALL_X_CHARACTER]; | |
2428 | else | |
2429 | function = iocall[IOCALL_X_CHARACTER_WRITE]; | |
2430 | ||
6de9cd9a DN |
2431 | break; |
2432 | ||
f6288c24 | 2433 | case_bt_struct: |
e73d3ca6 | 2434 | case BT_CLASS: |
9b460e2e | 2435 | if (gfc_bt_struct (ts->type) || ts->type == BT_CLASS) |
e73d3ca6 PT |
2436 | { |
2437 | gfc_symbol *derived; | |
2438 | gfc_symbol *dtio_sub = NULL; | |
2439 | /* Test for a specific DTIO subroutine. */ | |
2440 | if (ts->type == BT_DERIVED) | |
2441 | derived = ts->u.derived; | |
2442 | else | |
2443 | derived = ts->u.derived->components->ts.u.derived; | |
fc2655fb | 2444 | |
e73d3ca6 PT |
2445 | if (derived->attr.has_dtio_procs) |
2446 | arg2 = get_dtio_proc (ts, code, &dtio_sub); | |
6de9cd9a | 2447 | |
6c0347f6 | 2448 | if ((dtio_sub != NULL) && (last_dt != IOLENGTH)) |
e73d3ca6 PT |
2449 | { |
2450 | tree decl; | |
2451 | decl = build_fold_indirect_ref_loc (input_location, | |
2452 | se->expr); | |
2453 | /* Remember that the first dummy of the DTIO subroutines | |
2454 | is CLASS(derived) for extensible derived types, so the | |
2455 | conversion must be done here for derived type and for | |
2456 | scalarized CLASS array element io-list objects. */ | |
2457 | if ((ts->type == BT_DERIVED | |
2458 | && !(ts->u.derived->attr.sequence | |
2459 | || ts->u.derived->attr.is_bind_c)) | |
2460 | || (ts->type == BT_CLASS | |
2461 | && !GFC_CLASS_TYPE_P (TREE_TYPE (decl)))) | |
2462 | gfc_conv_derived_to_class (se, code->expr1, | |
2463 | dtio_sub->formal->sym->ts, | |
2464 | vptr, false, false); | |
2465 | addr_expr = se->expr; | |
2466 | function = iocall[IOCALL_X_DERIVED]; | |
2467 | break; | |
2468 | } | |
9b460e2e | 2469 | else if (gfc_bt_struct (ts->type)) |
e73d3ca6 PT |
2470 | { |
2471 | /* Recurse into the elements of the derived type. */ | |
2472 | expr = gfc_evaluate_now (addr_expr, &se->pre); | |
f208c5cc | 2473 | expr = build_fold_indirect_ref_loc (input_location, expr); |
8019105d | 2474 | |
e73d3ca6 PT |
2475 | /* Make sure that the derived type has been built. An external |
2476 | function, if only referenced in an io statement, requires this | |
2477 | check (see PR58771). */ | |
2478 | if (ts->u.derived->backend_decl == NULL_TREE) | |
2479 | (void) gfc_typenode_for_spec (ts); | |
2480 | ||
2481 | for (c = ts->u.derived->components; c; c = c->next) | |
2482 | { | |
276515e6 PT |
2483 | /* Ignore hidden string lengths. */ |
2484 | if (c->name[0] == '_') | |
2485 | continue; | |
2486 | ||
e73d3ca6 PT |
2487 | field = c->backend_decl; |
2488 | gcc_assert (field && TREE_CODE (field) == FIELD_DECL); | |
2489 | ||
2490 | tmp = fold_build3_loc (UNKNOWN_LOCATION, | |
2491 | COMPONENT_REF, TREE_TYPE (field), | |
2492 | expr, field, NULL_TREE); | |
2493 | ||
2494 | if (c->attr.dimension) | |
2495 | { | |
2496 | tmp = transfer_array_component (tmp, c, & code->loc); | |
2497 | gfc_add_expr_to_block (&se->pre, tmp); | |
2498 | } | |
2499 | else | |
2500 | { | |
276515e6 PT |
2501 | tree strlen = NULL_TREE; |
2502 | ||
2503 | if (!c->attr.pointer && !c->attr.pdt_string) | |
e73d3ca6 | 2504 | tmp = gfc_build_addr_expr (NULL_TREE, tmp); |
276515e6 PT |
2505 | |
2506 | /* Use the hidden string length for pdt strings. */ | |
2507 | if (c->attr.pdt_string | |
2508 | && gfc_deferred_strlen (c, &strlen) | |
2509 | && strlen != NULL_TREE) | |
2510 | { | |
2511 | strlen = fold_build3_loc (UNKNOWN_LOCATION, | |
2512 | COMPONENT_REF, | |
2513 | TREE_TYPE (strlen), | |
2514 | expr, strlen, NULL_TREE); | |
2515 | se->string_length = strlen; | |
2516 | } | |
2517 | ||
e73d3ca6 | 2518 | transfer_expr (se, &c->ts, tmp, code, NULL_TREE); |
276515e6 PT |
2519 | |
2520 | /* Reset so that the pdt string length does not propagate | |
2521 | through to other strings. */ | |
2522 | if (c->attr.pdt_string && strlen) | |
2523 | se->string_length = NULL_TREE; | |
e73d3ca6 PT |
2524 | } |
2525 | } | |
2526 | return; | |
2527 | } | |
2528 | /* If a CLASS object gets through to here, fall through and ICE. */ | |
6de9cd9a | 2529 | } |
81fea426 | 2530 | gcc_fallthrough (); |
6de9cd9a | 2531 | default: |
17d5d49f | 2532 | gfc_internal_error ("Bad IO basetype (%d)", ts->type); |
6de9cd9a DN |
2533 | } |
2534 | ||
628c189e | 2535 | tmp = gfc_build_addr_expr (NULL_TREE, dt_parm); |
db3927fb AH |
2536 | tmp = build_call_expr_loc (input_location, |
2537 | function, 3, tmp, addr_expr, arg2); | |
6de9cd9a DN |
2538 | gfc_add_expr_to_block (&se->pre, tmp); |
2539 | gfc_add_block_to_block (&se->pre, &se->post); | |
8750f9cd | 2540 | |
6de9cd9a DN |
2541 | } |
2542 | ||
2543 | ||
18623fae JB |
2544 | /* Generate a call to pass an array descriptor to the IO library. The |
2545 | array should be of one of the intrinsic types. */ | |
2546 | ||
2547 | static void | |
2548 | transfer_array_desc (gfc_se * se, gfc_typespec * ts, tree addr_expr) | |
2549 | { | |
6eb6875d | 2550 | tree tmp, charlen_arg, kind_arg, io_call; |
18623fae JB |
2551 | |
2552 | if (ts->type == BT_CHARACTER) | |
2553 | charlen_arg = se->string_length; | |
2554 | else | |
df09d1d5 | 2555 | charlen_arg = build_int_cst (gfc_charlen_type_node, 0); |
18623fae | 2556 | |
06a74228 | 2557 | kind_arg = build_int_cst (integer_type_node, gfc_type_abi_kind (ts)); |
e5ef4b3b | 2558 | |
628c189e | 2559 | tmp = gfc_build_addr_expr (NULL_TREE, dt_parm); |
6eb6875d TK |
2560 | if (last_dt == READ) |
2561 | io_call = iocall[IOCALL_X_ARRAY]; | |
2562 | else | |
2563 | io_call = iocall[IOCALL_X_ARRAY_WRITE]; | |
2564 | ||
033e7d21 | 2565 | tmp = build_call_expr_loc (UNKNOWN_LOCATION, |
6eb6875d | 2566 | io_call, 4, |
5039610b | 2567 | tmp, addr_expr, kind_arg, charlen_arg); |
18623fae JB |
2568 | gfc_add_expr_to_block (&se->pre, tmp); |
2569 | gfc_add_block_to_block (&se->pre, &se->post); | |
2570 | } | |
2571 | ||
2572 | ||
6de9cd9a DN |
2573 | /* gfc_trans_transfer()-- Translate a TRANSFER code node */ |
2574 | ||
2575 | tree | |
2576 | gfc_trans_transfer (gfc_code * code) | |
2577 | { | |
2578 | stmtblock_t block, body; | |
2579 | gfc_loopinfo loop; | |
2580 | gfc_expr *expr; | |
99c7ab42 | 2581 | gfc_ref *ref; |
6de9cd9a DN |
2582 | gfc_ss *ss; |
2583 | gfc_se se; | |
2584 | tree tmp; | |
e73d3ca6 | 2585 | tree vptr; |
c63173dd | 2586 | int n; |
6de9cd9a DN |
2587 | |
2588 | gfc_start_block (&block); | |
18623fae | 2589 | gfc_init_block (&body); |
6de9cd9a | 2590 | |
a513927a | 2591 | expr = code->expr1; |
99c7ab42 | 2592 | ref = NULL; |
6de9cd9a DN |
2593 | gfc_init_se (&se, NULL); |
2594 | ||
2960a368 | 2595 | if (expr->rank == 0) |
18623fae | 2596 | { |
815d8045 | 2597 | /* Transfer a scalar value. */ |
e73d3ca6 PT |
2598 | if (expr->ts.type == BT_CLASS) |
2599 | { | |
2600 | se.want_pointer = 1; | |
2601 | gfc_conv_expr (&se, expr); | |
2602 | vptr = gfc_get_vptr_from_expr (se.expr); | |
2603 | } | |
2604 | else | |
2605 | { | |
2606 | vptr = NULL_TREE; | |
2607 | gfc_conv_expr_reference (&se, expr); | |
2608 | } | |
2609 | transfer_expr (&se, &expr->ts, se.expr, code, vptr); | |
18623fae | 2610 | } |
815d8045 | 2611 | else |
6de9cd9a | 2612 | { |
99c7ab42 PT |
2613 | /* Transfer an array. If it is an array of an intrinsic |
2614 | type, pass the descriptor to the library. Otherwise | |
2615 | scalarize the transfer. */ | |
2a573572 | 2616 | if (expr->ref && !gfc_is_proc_ptr_comp (expr)) |
99c7ab42 PT |
2617 | { |
2618 | for (ref = expr->ref; ref && ref->type != REF_ARRAY; | |
fc2655fb TB |
2619 | ref = ref->next); |
2620 | gcc_assert (ref && ref->type == REF_ARRAY); | |
99c7ab42 PT |
2621 | } |
2622 | ||
ff3598bc PT |
2623 | if (expr->ts.type != BT_CLASS |
2624 | && expr->expr_type == EXPR_VARIABLE | |
2625 | && gfc_expr_attr (expr).pointer) | |
2626 | goto scalarize; | |
2627 | ||
2628 | ||
e73d3ca6 PT |
2629 | if (!(gfc_bt_struct (expr->ts.type) |
2630 | || expr->ts.type == BT_CLASS) | |
1d6b7f39 PT |
2631 | && ref && ref->next == NULL |
2632 | && !is_subref_array (expr)) | |
815d8045 | 2633 | { |
c63173dd PT |
2634 | bool seen_vector = false; |
2635 | ||
2636 | if (ref && ref->u.ar.type == AR_SECTION) | |
2637 | { | |
2638 | for (n = 0; n < ref->u.ar.dimen; n++) | |
2639 | if (ref->u.ar.dimen_type[n] == DIMEN_VECTOR) | |
502af491 PCC |
2640 | { |
2641 | seen_vector = true; | |
2642 | break; | |
2643 | } | |
c63173dd PT |
2644 | } |
2645 | ||
2646 | if (seen_vector && last_dt == READ) | |
2647 | { | |
2648 | /* Create a temp, read to that and copy it back. */ | |
430f2d1f | 2649 | gfc_conv_subref_array_arg (&se, expr, 0, INTENT_OUT, false); |
c63173dd PT |
2650 | tmp = se.expr; |
2651 | } | |
2652 | else | |
2653 | { | |
2654 | /* Get the descriptor. */ | |
2960a368 | 2655 | gfc_conv_expr_descriptor (&se, expr); |
628c189e | 2656 | tmp = gfc_build_addr_expr (NULL_TREE, se.expr); |
c63173dd PT |
2657 | } |
2658 | ||
99c7ab42 PT |
2659 | transfer_array_desc (&se, &expr->ts, tmp); |
2660 | goto finish_block_label; | |
815d8045 | 2661 | } |
2960a368 | 2662 | |
ff3598bc | 2663 | scalarize: |
6de9cd9a | 2664 | /* Initialize the scalarizer. */ |
2960a368 | 2665 | ss = gfc_walk_expr (expr); |
6de9cd9a DN |
2666 | gfc_init_loopinfo (&loop); |
2667 | gfc_add_ss_to_loop (&loop, ss); | |
2668 | ||
2669 | /* Initialize the loop. */ | |
2670 | gfc_conv_ss_startstride (&loop); | |
a513927a | 2671 | gfc_conv_loop_setup (&loop, &code->expr1->where); |
6de9cd9a DN |
2672 | |
2673 | /* The main loop body. */ | |
2674 | gfc_mark_ss_chain_used (ss, 1); | |
2675 | gfc_start_scalarized_body (&loop, &body); | |
2676 | ||
2677 | gfc_copy_loopinfo_to_se (&se, &loop); | |
2678 | se.ss = ss; | |
ff3598bc | 2679 | |
18623fae | 2680 | gfc_conv_expr_reference (&se, expr); |
ff3598bc | 2681 | |
e73d3ca6 PT |
2682 | if (expr->ts.type == BT_CLASS) |
2683 | vptr = gfc_get_vptr_from_expr (ss->info->data.array.descriptor); | |
2684 | else | |
2685 | vptr = NULL_TREE; | |
2686 | transfer_expr (&se, &expr->ts, se.expr, code, vptr); | |
18623fae | 2687 | } |
815d8045 JB |
2688 | |
2689 | finish_block_label: | |
6de9cd9a DN |
2690 | |
2691 | gfc_add_block_to_block (&body, &se.pre); | |
2692 | gfc_add_block_to_block (&body, &se.post); | |
d7caf313 | 2693 | gfc_add_block_to_block (&body, &se.finalblock); |
6de9cd9a DN |
2694 | |
2695 | if (se.ss == NULL) | |
2696 | tmp = gfc_finish_block (&body); | |
2697 | else | |
2698 | { | |
770caa74 | 2699 | gcc_assert (expr->rank != 0); |
6e45f57b | 2700 | gcc_assert (se.ss == gfc_ss_terminator); |
6de9cd9a DN |
2701 | gfc_trans_scalarizing_loops (&loop, &body); |
2702 | ||
2703 | gfc_add_block_to_block (&loop.pre, &loop.post); | |
2704 | tmp = gfc_finish_block (&loop.pre); | |
2705 | gfc_cleanup_loop (&loop); | |
2706 | } | |
2707 | ||
2708 | gfc_add_expr_to_block (&block, tmp); | |
2709 | ||
d2ccf6aa | 2710 | return gfc_finish_block (&block); |
6de9cd9a DN |
2711 | } |
2712 | ||
2713 | #include "gt-fortran-trans-io.h" |