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6de9cd9a | 1 | /* IO Code translation/library interface |
fa502cb2 | 2 | Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 |
7d1f1e61 | 3 | Free Software Foundation, Inc. |
6de9cd9a DN |
4 | Contributed by Paul Brook |
5 | ||
9fc4d79b | 6 | This file is part of GCC. |
6de9cd9a | 7 | |
9fc4d79b TS |
8 | GCC is free software; you can redistribute it and/or modify it under |
9 | the terms of the GNU General Public License as published by the Free | |
d234d788 | 10 | Software Foundation; either version 3, or (at your option) any later |
9fc4d79b | 11 | version. |
6de9cd9a | 12 | |
9fc4d79b TS |
13 | GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
14 | WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 | for more details. | |
6de9cd9a DN |
17 | |
18 | You should have received a copy of the GNU General Public License | |
d234d788 NC |
19 | along with GCC; see the file COPYING3. If not see |
20 | <http://www.gnu.org/licenses/>. */ | |
6de9cd9a DN |
21 | |
22 | ||
23 | #include "config.h" | |
24 | #include "system.h" | |
25 | #include "coretypes.h" | |
26 | #include "tree.h" | |
6de9cd9a | 27 | #include "ggc.h" |
c829d016 | 28 | #include "diagnostic-core.h" /* For internal_error. */ |
6de9cd9a DN |
29 | #include "gfortran.h" |
30 | #include "trans.h" | |
31 | #include "trans-stmt.h" | |
32 | #include "trans-array.h" | |
33 | #include "trans-types.h" | |
34 | #include "trans-const.h" | |
35 | ||
6de9cd9a DN |
36 | /* Members of the ioparm structure. */ |
37 | ||
5e805e44 JJ |
38 | enum ioparam_type |
39 | { | |
40 | IOPARM_ptype_common, | |
41 | IOPARM_ptype_open, | |
42 | IOPARM_ptype_close, | |
43 | IOPARM_ptype_filepos, | |
44 | IOPARM_ptype_inquire, | |
45 | IOPARM_ptype_dt, | |
6f0f0b2e | 46 | IOPARM_ptype_wait, |
5e805e44 JJ |
47 | IOPARM_ptype_num |
48 | }; | |
49 | ||
50 | enum iofield_type | |
51 | { | |
52 | IOPARM_type_int4, | |
014ec6ee | 53 | IOPARM_type_intio, |
5e805e44 | 54 | IOPARM_type_pint4, |
014ec6ee | 55 | IOPARM_type_pintio, |
5e805e44 JJ |
56 | IOPARM_type_pchar, |
57 | IOPARM_type_parray, | |
58 | IOPARM_type_pad, | |
59 | IOPARM_type_char1, | |
60 | IOPARM_type_char2, | |
61 | IOPARM_type_common, | |
62 | IOPARM_type_num | |
63 | }; | |
64 | ||
d1b38208 | 65 | typedef struct GTY(()) gfc_st_parameter_field { |
5e805e44 JJ |
66 | const char *name; |
67 | unsigned int mask; | |
68 | enum ioparam_type param_type; | |
69 | enum iofield_type type; | |
70 | tree field; | |
71 | tree field_len; | |
72 | } | |
73 | gfc_st_parameter_field; | |
6de9cd9a | 74 | |
d1b38208 | 75 | typedef struct GTY(()) gfc_st_parameter { |
5e805e44 JJ |
76 | const char *name; |
77 | tree type; | |
78 | } | |
79 | gfc_st_parameter; | |
80 | ||
81 | enum iofield | |
82 | { | |
83 | #define IOPARM(param_type, name, mask, type) IOPARM_##param_type##_##name, | |
84 | #include "ioparm.def" | |
85 | #undef IOPARM | |
86 | IOPARM_field_num | |
87 | }; | |
88 | ||
89 | static GTY(()) gfc_st_parameter st_parameter[] = | |
90 | { | |
91 | { "common", NULL }, | |
92 | { "open", NULL }, | |
93 | { "close", NULL }, | |
94 | { "filepos", NULL }, | |
95 | { "inquire", NULL }, | |
6f0f0b2e JD |
96 | { "dt", NULL }, |
97 | { "wait", NULL } | |
5e805e44 JJ |
98 | }; |
99 | ||
100 | static GTY(()) gfc_st_parameter_field st_parameter_field[] = | |
101 | { | |
102 | #define IOPARM(param_type, name, mask, type) \ | |
103 | { #name, mask, IOPARM_ptype_##param_type, IOPARM_type_##type, NULL, NULL }, | |
104 | #include "ioparm.def" | |
105 | #undef IOPARM | |
81f40b79 | 106 | { NULL, 0, (enum ioparam_type) 0, (enum iofield_type) 0, NULL, NULL } |
5e805e44 | 107 | }; |
6de9cd9a DN |
108 | |
109 | /* Library I/O subroutines */ | |
110 | ||
5e805e44 JJ |
111 | enum iocall |
112 | { | |
113 | IOCALL_READ, | |
114 | IOCALL_READ_DONE, | |
115 | IOCALL_WRITE, | |
116 | IOCALL_WRITE_DONE, | |
117 | IOCALL_X_INTEGER, | |
6eb6875d | 118 | IOCALL_X_INTEGER_WRITE, |
5e805e44 | 119 | IOCALL_X_LOGICAL, |
6eb6875d | 120 | IOCALL_X_LOGICAL_WRITE, |
5e805e44 | 121 | IOCALL_X_CHARACTER, |
6eb6875d | 122 | IOCALL_X_CHARACTER_WRITE, |
8a221914 | 123 | IOCALL_X_CHARACTER_WIDE, |
6eb6875d | 124 | IOCALL_X_CHARACTER_WIDE_WRITE, |
5e805e44 | 125 | IOCALL_X_REAL, |
6eb6875d | 126 | IOCALL_X_REAL_WRITE, |
5e805e44 | 127 | IOCALL_X_COMPLEX, |
6eb6875d | 128 | IOCALL_X_COMPLEX_WRITE, |
5e805e44 | 129 | IOCALL_X_ARRAY, |
6eb6875d | 130 | IOCALL_X_ARRAY_WRITE, |
5e805e44 JJ |
131 | IOCALL_OPEN, |
132 | IOCALL_CLOSE, | |
133 | IOCALL_INQUIRE, | |
134 | IOCALL_IOLENGTH, | |
135 | IOCALL_IOLENGTH_DONE, | |
136 | IOCALL_REWIND, | |
137 | IOCALL_BACKSPACE, | |
138 | IOCALL_ENDFILE, | |
139 | IOCALL_FLUSH, | |
140 | IOCALL_SET_NML_VAL, | |
141 | IOCALL_SET_NML_VAL_DIM, | |
6f0f0b2e | 142 | IOCALL_WAIT, |
5e805e44 JJ |
143 | IOCALL_NUM |
144 | }; | |
145 | ||
146 | static GTY(()) tree iocall[IOCALL_NUM]; | |
6de9cd9a DN |
147 | |
148 | /* Variable for keeping track of what the last data transfer statement | |
149 | was. Used for deciding which subroutine to call when the data | |
f7b529fa | 150 | transfer is complete. */ |
8750f9cd | 151 | static enum { READ, WRITE, IOLENGTH } last_dt; |
6de9cd9a | 152 | |
5e805e44 JJ |
153 | /* The data transfer parameter block that should be shared by all |
154 | data transfer calls belonging to the same read/write/iolength. */ | |
155 | static GTY(()) tree dt_parm; | |
156 | static stmtblock_t *dt_post_end_block; | |
6de9cd9a | 157 | |
5e805e44 JJ |
158 | static void |
159 | gfc_build_st_parameter (enum ioparam_type ptype, tree *types) | |
160 | { | |
32e8bb8e | 161 | unsigned int type; |
5e805e44 JJ |
162 | gfc_st_parameter_field *p; |
163 | char name[64]; | |
164 | size_t len; | |
165 | tree t = make_node (RECORD_TYPE); | |
dfd6ece2 | 166 | tree *chain = NULL; |
5e805e44 JJ |
167 | |
168 | len = strlen (st_parameter[ptype].name); | |
169 | gcc_assert (len <= sizeof (name) - sizeof ("__st_parameter_")); | |
170 | memcpy (name, "__st_parameter_", sizeof ("__st_parameter_")); | |
171 | memcpy (name + sizeof ("__st_parameter_") - 1, st_parameter[ptype].name, | |
ff7417d4 | 172 | len + 1); |
5e805e44 JJ |
173 | TYPE_NAME (t) = get_identifier (name); |
174 | ||
175 | for (type = 0, p = st_parameter_field; type < IOPARM_field_num; type++, p++) | |
176 | if (p->param_type == ptype) | |
177 | switch (p->type) | |
178 | { | |
179 | case IOPARM_type_int4: | |
014ec6ee | 180 | case IOPARM_type_intio: |
5e805e44 | 181 | case IOPARM_type_pint4: |
014ec6ee | 182 | case IOPARM_type_pintio: |
5e805e44 JJ |
183 | case IOPARM_type_parray: |
184 | case IOPARM_type_pchar: | |
185 | case IOPARM_type_pad: | |
35151cd5 | 186 | p->field = gfc_add_field_to_struct (t, get_identifier (p->name), |
dfd6ece2 | 187 | types[p->type], &chain); |
5e805e44 JJ |
188 | break; |
189 | case IOPARM_type_char1: | |
35151cd5 | 190 | p->field = gfc_add_field_to_struct (t, get_identifier (p->name), |
dfd6ece2 | 191 | pchar_type_node, &chain); |
5e805e44 JJ |
192 | /* FALLTHROUGH */ |
193 | case IOPARM_type_char2: | |
194 | len = strlen (p->name); | |
195 | gcc_assert (len <= sizeof (name) - sizeof ("_len")); | |
196 | memcpy (name, p->name, len); | |
197 | memcpy (name + len, "_len", sizeof ("_len")); | |
35151cd5 | 198 | p->field_len = gfc_add_field_to_struct (t, get_identifier (name), |
dfd6ece2 NF |
199 | gfc_charlen_type_node, |
200 | &chain); | |
5e805e44 | 201 | if (p->type == IOPARM_type_char2) |
35151cd5 | 202 | p->field = gfc_add_field_to_struct (t, get_identifier (p->name), |
dfd6ece2 | 203 | pchar_type_node, &chain); |
5e805e44 JJ |
204 | break; |
205 | case IOPARM_type_common: | |
206 | p->field | |
35151cd5 | 207 | = gfc_add_field_to_struct (t, |
5e805e44 | 208 | get_identifier (p->name), |
dfd6ece2 NF |
209 | st_parameter[IOPARM_ptype_common].type, |
210 | &chain); | |
5e805e44 JJ |
211 | break; |
212 | case IOPARM_type_num: | |
213 | gcc_unreachable (); | |
214 | } | |
6de9cd9a | 215 | |
5e805e44 JJ |
216 | gfc_finish_type (t); |
217 | st_parameter[ptype].type = t; | |
218 | } | |
6de9cd9a | 219 | |
f96d606f JD |
220 | |
221 | /* Build code to test an error condition and call generate_error if needed. | |
222 | Note: This builds calls to generate_error in the runtime library function. | |
223 | The function generate_error is dependent on certain parameters in the | |
224 | st_parameter_common flags to be set. (See libgfortran/runtime/error.c) | |
225 | Therefore, the code to set these flags must be generated before | |
226 | this function is used. */ | |
227 | ||
228 | void | |
229 | gfc_trans_io_runtime_check (tree cond, tree var, int error_code, | |
230 | const char * msgid, stmtblock_t * pblock) | |
231 | { | |
232 | stmtblock_t block; | |
233 | tree body; | |
234 | tree tmp; | |
235 | tree arg1, arg2, arg3; | |
236 | char *message; | |
237 | ||
238 | if (integer_zerop (cond)) | |
239 | return; | |
240 | ||
241 | /* The code to generate the error. */ | |
242 | gfc_start_block (&block); | |
243 | ||
628c189e | 244 | arg1 = gfc_build_addr_expr (NULL_TREE, var); |
f96d606f JD |
245 | |
246 | arg2 = build_int_cst (integer_type_node, error_code), | |
247 | ||
248 | asprintf (&message, "%s", _(msgid)); | |
ee37d2f5 FXC |
249 | arg3 = gfc_build_addr_expr (pchar_type_node, |
250 | gfc_build_localized_cstring_const (message)); | |
f96d606f JD |
251 | gfc_free(message); |
252 | ||
db3927fb AH |
253 | tmp = build_call_expr_loc (input_location, |
254 | gfor_fndecl_generate_error, 3, arg1, arg2, arg3); | |
f96d606f JD |
255 | |
256 | gfc_add_expr_to_block (&block, tmp); | |
257 | ||
258 | body = gfc_finish_block (&block); | |
259 | ||
260 | if (integer_onep (cond)) | |
261 | { | |
262 | gfc_add_expr_to_block (pblock, body); | |
263 | } | |
264 | else | |
265 | { | |
266 | /* Tell the compiler that this isn't likely. */ | |
267 | cond = fold_convert (long_integer_type_node, cond); | |
268 | tmp = build_int_cst (long_integer_type_node, 0); | |
db3927fb AH |
269 | cond = build_call_expr_loc (input_location, |
270 | built_in_decls[BUILT_IN_EXPECT], 2, cond, tmp); | |
f96d606f JD |
271 | cond = fold_convert (boolean_type_node, cond); |
272 | ||
c2255bc4 | 273 | tmp = build3_v (COND_EXPR, cond, body, build_empty_stmt (input_location)); |
f96d606f JD |
274 | gfc_add_expr_to_block (pblock, tmp); |
275 | } | |
276 | } | |
277 | ||
278 | ||
6de9cd9a DN |
279 | /* Create function decls for IO library functions. */ |
280 | ||
281 | void | |
282 | gfc_build_io_library_fndecls (void) | |
283 | { | |
5e805e44 | 284 | tree types[IOPARM_type_num], pad_idx, gfc_int4_type_node; |
014ec6ee | 285 | tree gfc_intio_type_node; |
5e805e44 | 286 | tree parm_type, dt_parm_type; |
5e805e44 | 287 | HOST_WIDE_INT pad_size; |
09639a83 | 288 | unsigned int ptype; |
5e805e44 JJ |
289 | |
290 | types[IOPARM_type_int4] = gfc_int4_type_node = gfc_get_int_type (4); | |
014ec6ee JD |
291 | types[IOPARM_type_intio] = gfc_intio_type_node |
292 | = gfc_get_int_type (gfc_intio_kind); | |
5e805e44 | 293 | types[IOPARM_type_pint4] = build_pointer_type (gfc_int4_type_node); |
014ec6ee JD |
294 | types[IOPARM_type_pintio] |
295 | = build_pointer_type (gfc_intio_type_node); | |
5e805e44 JJ |
296 | types[IOPARM_type_parray] = pchar_type_node; |
297 | types[IOPARM_type_pchar] = pchar_type_node; | |
e1456843 | 298 | pad_size = 16 * TREE_INT_CST_LOW (TYPE_SIZE_UNIT (pchar_type_node)); |
5e805e44 | 299 | pad_size += 32 * TREE_INT_CST_LOW (TYPE_SIZE_UNIT (integer_type_node)); |
e1456843 | 300 | pad_idx = build_index_type (build_int_cst (NULL_TREE, pad_size - 1)); |
5e805e44 | 301 | types[IOPARM_type_pad] = build_array_type (char_type_node, pad_idx); |
7ae99337 SE |
302 | |
303 | /* pad actually contains pointers and integers so it needs to have an | |
304 | alignment that is at least as large as the needed alignment for those | |
305 | types. See the st_parameter_dt structure in libgfortran/io/io.h for | |
306 | what really goes into this space. */ | |
307 | TYPE_ALIGN (types[IOPARM_type_pad]) = MAX (TYPE_ALIGN (pchar_type_node), | |
e1456843 | 308 | TYPE_ALIGN (gfc_get_int_type (gfc_intio_kind))); |
7ae99337 | 309 | |
5e805e44 | 310 | for (ptype = IOPARM_ptype_common; ptype < IOPARM_ptype_num; ptype++) |
09639a83 | 311 | gfc_build_st_parameter ((enum ioparam_type) ptype, types); |
6de9cd9a | 312 | |
6eb6875d | 313 | /* Define the transfer functions. */ |
6de9cd9a | 314 | |
5e805e44 JJ |
315 | dt_parm_type = build_pointer_type (st_parameter[IOPARM_ptype_dt].type); |
316 | ||
3f34855a TB |
317 | iocall[IOCALL_X_INTEGER] = gfc_build_library_function_decl_with_spec ( |
318 | get_identifier (PREFIX("transfer_integer")), ".wW", | |
319 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
320 | ||
6eb6875d TK |
321 | iocall[IOCALL_X_INTEGER_WRITE] = gfc_build_library_function_decl_with_spec ( |
322 | get_identifier (PREFIX("transfer_integer_write")), ".wR", | |
323 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
324 | ||
3f34855a TB |
325 | iocall[IOCALL_X_LOGICAL] = gfc_build_library_function_decl_with_spec ( |
326 | get_identifier (PREFIX("transfer_logical")), ".wW", | |
327 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
328 | ||
6eb6875d TK |
329 | iocall[IOCALL_X_LOGICAL_WRITE] = gfc_build_library_function_decl_with_spec ( |
330 | get_identifier (PREFIX("transfer_logical_write")), ".wR", | |
331 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
332 | ||
3f34855a TB |
333 | iocall[IOCALL_X_CHARACTER] = gfc_build_library_function_decl_with_spec ( |
334 | get_identifier (PREFIX("transfer_character")), ".wW", | |
335 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
336 | ||
6eb6875d TK |
337 | iocall[IOCALL_X_CHARACTER_WRITE] = gfc_build_library_function_decl_with_spec ( |
338 | get_identifier (PREFIX("transfer_character_write")), ".wR", | |
339 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
340 | ||
3f34855a TB |
341 | iocall[IOCALL_X_CHARACTER_WIDE] = gfc_build_library_function_decl_with_spec ( |
342 | get_identifier (PREFIX("transfer_character_wide")), ".wW", | |
343 | void_type_node, 4, dt_parm_type, pvoid_type_node, | |
344 | gfc_charlen_type_node, gfc_int4_type_node); | |
345 | ||
6eb6875d TK |
346 | iocall[IOCALL_X_CHARACTER_WIDE_WRITE] = |
347 | gfc_build_library_function_decl_with_spec ( | |
348 | get_identifier (PREFIX("transfer_character_wide_write")), ".wR", | |
349 | void_type_node, 4, dt_parm_type, pvoid_type_node, | |
350 | gfc_charlen_type_node, gfc_int4_type_node); | |
351 | ||
3f34855a TB |
352 | iocall[IOCALL_X_REAL] = gfc_build_library_function_decl_with_spec ( |
353 | get_identifier (PREFIX("transfer_real")), ".wW", | |
354 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
355 | ||
6eb6875d TK |
356 | iocall[IOCALL_X_REAL_WRITE] = gfc_build_library_function_decl_with_spec ( |
357 | get_identifier (PREFIX("transfer_real_write")), ".wR", | |
358 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
359 | ||
3f34855a TB |
360 | iocall[IOCALL_X_COMPLEX] = gfc_build_library_function_decl_with_spec ( |
361 | get_identifier (PREFIX("transfer_complex")), ".wW", | |
362 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
363 | ||
6eb6875d TK |
364 | iocall[IOCALL_X_COMPLEX_WRITE] = gfc_build_library_function_decl_with_spec ( |
365 | get_identifier (PREFIX("transfer_complex_write")), ".wR", | |
366 | void_type_node, 3, dt_parm_type, pvoid_type_node, gfc_int4_type_node); | |
367 | ||
3f34855a | 368 | iocall[IOCALL_X_ARRAY] = gfc_build_library_function_decl_with_spec ( |
d4d9b0a6 | 369 | get_identifier (PREFIX("transfer_array")), ".ww", |
3f34855a TB |
370 | void_type_node, 4, dt_parm_type, pvoid_type_node, |
371 | integer_type_node, gfc_charlen_type_node); | |
18623fae | 372 | |
6eb6875d TK |
373 | iocall[IOCALL_X_ARRAY_WRITE] = gfc_build_library_function_decl_with_spec ( |
374 | get_identifier (PREFIX("transfer_array_write")), ".wr", | |
375 | void_type_node, 4, dt_parm_type, pvoid_type_node, | |
376 | integer_type_node, gfc_charlen_type_node); | |
377 | ||
6de9cd9a DN |
378 | /* Library entry points */ |
379 | ||
3f34855a TB |
380 | iocall[IOCALL_READ] = gfc_build_library_function_decl_with_spec ( |
381 | get_identifier (PREFIX("st_read")), ".w", | |
382 | void_type_node, 1, dt_parm_type); | |
6de9cd9a | 383 | |
3f34855a TB |
384 | iocall[IOCALL_WRITE] = gfc_build_library_function_decl_with_spec ( |
385 | get_identifier (PREFIX("st_write")), ".w", | |
386 | void_type_node, 1, dt_parm_type); | |
5e805e44 JJ |
387 | |
388 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_open].type); | |
3f34855a TB |
389 | iocall[IOCALL_OPEN] = gfc_build_library_function_decl_with_spec ( |
390 | get_identifier (PREFIX("st_open")), ".w", | |
391 | void_type_node, 1, parm_type); | |
5e805e44 JJ |
392 | |
393 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_close].type); | |
3f34855a TB |
394 | iocall[IOCALL_CLOSE] = gfc_build_library_function_decl_with_spec ( |
395 | get_identifier (PREFIX("st_close")), ".w", | |
396 | void_type_node, 1, parm_type); | |
6de9cd9a | 397 | |
5e805e44 | 398 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_inquire].type); |
3f34855a TB |
399 | iocall[IOCALL_INQUIRE] = gfc_build_library_function_decl_with_spec ( |
400 | get_identifier (PREFIX("st_inquire")), ".w", | |
a19d2b95 | 401 | void_type_node, 1, parm_type); |
6de9cd9a | 402 | |
3f34855a TB |
403 | iocall[IOCALL_IOLENGTH] = gfc_build_library_function_decl_with_spec( |
404 | get_identifier (PREFIX("st_iolength")), ".w", | |
405 | void_type_node, 1, dt_parm_type); | |
8750f9cd | 406 | |
3f34855a | 407 | /* TODO: Change when asynchronous I/O is implemented. */ |
6f0f0b2e | 408 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_wait].type); |
3f34855a TB |
409 | iocall[IOCALL_WAIT] = gfc_build_library_function_decl_with_spec ( |
410 | get_identifier (PREFIX("st_wait")), ".X", | |
a19d2b95 | 411 | void_type_node, 1, parm_type); |
6f0f0b2e | 412 | |
5e805e44 | 413 | parm_type = build_pointer_type (st_parameter[IOPARM_ptype_filepos].type); |
3f34855a TB |
414 | iocall[IOCALL_REWIND] = gfc_build_library_function_decl_with_spec ( |
415 | get_identifier (PREFIX("st_rewind")), ".w", | |
a19d2b95 | 416 | void_type_node, 1, parm_type); |
6de9cd9a | 417 | |
3f34855a TB |
418 | iocall[IOCALL_BACKSPACE] = gfc_build_library_function_decl_with_spec ( |
419 | get_identifier (PREFIX("st_backspace")), ".w", | |
a19d2b95 | 420 | void_type_node, 1, parm_type); |
6de9cd9a | 421 | |
3f34855a TB |
422 | iocall[IOCALL_ENDFILE] = gfc_build_library_function_decl_with_spec ( |
423 | get_identifier (PREFIX("st_endfile")), ".w", | |
a19d2b95 | 424 | void_type_node, 1, parm_type); |
6403ec5f | 425 | |
3f34855a TB |
426 | iocall[IOCALL_FLUSH] = gfc_build_library_function_decl_with_spec ( |
427 | get_identifier (PREFIX("st_flush")), ".w", | |
a19d2b95 | 428 | void_type_node, 1, parm_type); |
6403ec5f | 429 | |
6de9cd9a DN |
430 | /* Library helpers */ |
431 | ||
3f34855a TB |
432 | iocall[IOCALL_READ_DONE] = gfc_build_library_function_decl_with_spec ( |
433 | get_identifier (PREFIX("st_read_done")), ".w", | |
a19d2b95 | 434 | void_type_node, 1, dt_parm_type); |
8750f9cd | 435 | |
3f34855a TB |
436 | iocall[IOCALL_WRITE_DONE] = gfc_build_library_function_decl_with_spec ( |
437 | get_identifier (PREFIX("st_write_done")), ".w", | |
a19d2b95 | 438 | void_type_node, 1, dt_parm_type); |
8750f9cd | 439 | |
3f34855a TB |
440 | iocall[IOCALL_IOLENGTH_DONE] = gfc_build_library_function_decl_with_spec ( |
441 | get_identifier (PREFIX("st_iolength_done")), ".w", | |
a19d2b95 | 442 | void_type_node, 1, dt_parm_type); |
6de9cd9a | 443 | |
3f34855a TB |
444 | iocall[IOCALL_SET_NML_VAL] = gfc_build_library_function_decl_with_spec ( |
445 | get_identifier (PREFIX("st_set_nml_var")), ".w.R", | |
446 | void_type_node, 6, dt_parm_type, pvoid_type_node, pvoid_type_node, | |
a19d2b95 | 447 | void_type_node, gfc_charlen_type_node, gfc_int4_type_node); |
6de9cd9a | 448 | |
3f34855a TB |
449 | iocall[IOCALL_SET_NML_VAL_DIM] = gfc_build_library_function_decl_with_spec ( |
450 | get_identifier (PREFIX("st_set_nml_var_dim")), ".w", | |
451 | void_type_node, 5, dt_parm_type, gfc_int4_type_node, | |
452 | gfc_array_index_type, gfc_array_index_type, gfc_array_index_type); | |
6de9cd9a DN |
453 | } |
454 | ||
455 | ||
5e805e44 JJ |
456 | /* Generate code to store an integer constant into the |
457 | st_parameter_XXX structure. */ | |
458 | ||
459 | static unsigned int | |
460 | set_parameter_const (stmtblock_t *block, tree var, enum iofield type, | |
461 | unsigned int val) | |
462 | { | |
463 | tree tmp; | |
464 | gfc_st_parameter_field *p = &st_parameter_field[type]; | |
465 | ||
466 | if (p->param_type == IOPARM_ptype_common) | |
65a9ca82 TB |
467 | var = fold_build3_loc (input_location, COMPONENT_REF, |
468 | st_parameter[IOPARM_ptype_common].type, | |
469 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
470 | tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), | |
471 | var, p->field, NULL_TREE); | |
726a989a | 472 | gfc_add_modify (block, tmp, build_int_cst (TREE_TYPE (p->field), val)); |
5e805e44 JJ |
473 | return p->mask; |
474 | } | |
475 | ||
476 | ||
49de9e73 | 477 | /* Generate code to store a non-string I/O parameter into the |
5e805e44 | 478 | st_parameter_XXX structure. This is a pass by value. */ |
6de9cd9a | 479 | |
5e805e44 JJ |
480 | static unsigned int |
481 | set_parameter_value (stmtblock_t *block, tree var, enum iofield type, | |
482 | gfc_expr *e) | |
6de9cd9a DN |
483 | { |
484 | gfc_se se; | |
485 | tree tmp; | |
5e805e44 | 486 | gfc_st_parameter_field *p = &st_parameter_field[type]; |
f96d606f | 487 | tree dest_type = TREE_TYPE (p->field); |
6de9cd9a DN |
488 | |
489 | gfc_init_se (&se, NULL); | |
f96d606f JD |
490 | gfc_conv_expr_val (&se, e); |
491 | ||
492 | /* If we're storing a UNIT number, we need to check it first. */ | |
9ad55c33 | 493 | if (type == IOPARM_common_unit && e->ts.kind > 4) |
f96d606f | 494 | { |
9ad55c33 | 495 | tree cond, val; |
f96d606f JD |
496 | int i; |
497 | ||
f96d606f JD |
498 | /* Don't evaluate the UNIT number multiple times. */ |
499 | se.expr = gfc_evaluate_now (se.expr, &se.pre); | |
500 | ||
9ad55c33 JD |
501 | /* UNIT numbers should be greater than the min. */ |
502 | i = gfc_validate_kind (BT_INTEGER, 4, false); | |
503 | val = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].pedantic_min_int, 4); | |
65a9ca82 TB |
504 | cond = fold_build2_loc (input_location, LT_EXPR, boolean_type_node, |
505 | se.expr, | |
506 | fold_convert (TREE_TYPE (se.expr), val)); | |
d74b97cc | 507 | gfc_trans_io_runtime_check (cond, var, LIBERROR_BAD_UNIT, |
9ad55c33 | 508 | "Unit number in I/O statement too small", |
f96d606f JD |
509 | &se.pre); |
510 | ||
511 | /* UNIT numbers should be less than the max. */ | |
9ad55c33 | 512 | val = gfc_conv_mpz_to_tree (gfc_integer_kinds[i].huge, 4); |
65a9ca82 TB |
513 | cond = fold_build2_loc (input_location, GT_EXPR, boolean_type_node, |
514 | se.expr, | |
515 | fold_convert (TREE_TYPE (se.expr), val)); | |
d74b97cc | 516 | gfc_trans_io_runtime_check (cond, var, LIBERROR_BAD_UNIT, |
f96d606f JD |
517 | "Unit number in I/O statement too large", |
518 | &se.pre); | |
519 | ||
520 | } | |
521 | ||
522 | se.expr = convert (dest_type, se.expr); | |
6de9cd9a DN |
523 | gfc_add_block_to_block (block, &se.pre); |
524 | ||
5e805e44 | 525 | if (p->param_type == IOPARM_ptype_common) |
65a9ca82 TB |
526 | var = fold_build3_loc (input_location, COMPONENT_REF, |
527 | st_parameter[IOPARM_ptype_common].type, | |
528 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
f96d606f | 529 | |
65a9ca82 TB |
530 | tmp = fold_build3_loc (input_location, COMPONENT_REF, dest_type, var, |
531 | p->field, NULL_TREE); | |
726a989a | 532 | gfc_add_modify (block, tmp, se.expr); |
5e805e44 | 533 | return p->mask; |
6de9cd9a DN |
534 | } |
535 | ||
536 | ||
49de9e73 | 537 | /* Generate code to store a non-string I/O parameter into the |
5e805e44 | 538 | st_parameter_XXX structure. This is pass by reference. */ |
6de9cd9a | 539 | |
5e805e44 JJ |
540 | static unsigned int |
541 | set_parameter_ref (stmtblock_t *block, stmtblock_t *postblock, | |
542 | tree var, enum iofield type, gfc_expr *e) | |
6de9cd9a DN |
543 | { |
544 | gfc_se se; | |
5e805e44 JJ |
545 | tree tmp, addr; |
546 | gfc_st_parameter_field *p = &st_parameter_field[type]; | |
6de9cd9a | 547 | |
5e805e44 | 548 | gcc_assert (e->ts.type == BT_INTEGER || e->ts.type == BT_LOGICAL); |
6de9cd9a | 549 | gfc_init_se (&se, NULL); |
5e805e44 | 550 | gfc_conv_expr_lhs (&se, e); |
6de9cd9a | 551 | |
6de9cd9a DN |
552 | gfc_add_block_to_block (block, &se.pre); |
553 | ||
5e805e44 JJ |
554 | if (TYPE_MODE (TREE_TYPE (se.expr)) |
555 | == TYPE_MODE (TREE_TYPE (TREE_TYPE (p->field)))) | |
f96d606f | 556 | { |
628c189e | 557 | addr = convert (TREE_TYPE (p->field), gfc_build_addr_expr (NULL_TREE, se.expr)); |
f96d606f JD |
558 | |
559 | /* If this is for the iostat variable initialize the | |
d74b97cc | 560 | user variable to LIBERROR_OK which is zero. */ |
f96d606f | 561 | if (type == IOPARM_common_iostat) |
726a989a | 562 | gfc_add_modify (block, se.expr, |
d74b97cc | 563 | build_int_cst (TREE_TYPE (se.expr), LIBERROR_OK)); |
f96d606f | 564 | } |
5e805e44 JJ |
565 | else |
566 | { | |
567 | /* The type used by the library has different size | |
f96d606f JD |
568 | from the type of the variable supplied by the user. |
569 | Need to use a temporary. */ | |
570 | tree tmpvar = gfc_create_var (TREE_TYPE (TREE_TYPE (p->field)), | |
571 | st_parameter_field[type].name); | |
572 | ||
573 | /* If this is for the iostat variable, initialize the | |
d74b97cc | 574 | user variable to LIBERROR_OK which is zero. */ |
f96d606f | 575 | if (type == IOPARM_common_iostat) |
726a989a | 576 | gfc_add_modify (block, tmpvar, |
d74b97cc | 577 | build_int_cst (TREE_TYPE (tmpvar), LIBERROR_OK)); |
f96d606f | 578 | |
628c189e | 579 | addr = gfc_build_addr_expr (NULL_TREE, tmpvar); |
f96d606f | 580 | /* After the I/O operation, we set the variable from the temporary. */ |
5e805e44 | 581 | tmp = convert (TREE_TYPE (se.expr), tmpvar); |
726a989a | 582 | gfc_add_modify (postblock, se.expr, tmp); |
f96d606f | 583 | } |
5e805e44 JJ |
584 | |
585 | if (p->param_type == IOPARM_ptype_common) | |
65a9ca82 TB |
586 | var = fold_build3_loc (input_location, COMPONENT_REF, |
587 | st_parameter[IOPARM_ptype_common].type, | |
588 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
589 | tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), | |
590 | var, p->field, NULL_TREE); | |
726a989a | 591 | gfc_add_modify (block, tmp, addr); |
5e805e44 | 592 | return p->mask; |
6de9cd9a DN |
593 | } |
594 | ||
d3642f89 FW |
595 | /* Given an array expr, find its address and length to get a string. If the |
596 | array is full, the string's address is the address of array's first element | |
7e279142 | 597 | and the length is the size of the whole array. If it is an element, the |
d3642f89 | 598 | string's address is the element's address and the length is the rest size of |
7e279142 | 599 | the array. */ |
d3642f89 FW |
600 | |
601 | static void | |
602 | gfc_convert_array_to_string (gfc_se * se, gfc_expr * e) | |
603 | { | |
d3642f89 | 604 | tree size; |
d3642f89 | 605 | |
7e279142 | 606 | if (e->rank == 0) |
d3642f89 | 607 | { |
7e279142 JJ |
608 | tree type, array, tmp; |
609 | gfc_symbol *sym; | |
610 | int rank; | |
611 | ||
612 | /* If it is an element, we need its address and size of the rest. */ | |
613 | gcc_assert (e->expr_type == EXPR_VARIABLE); | |
614 | gcc_assert (e->ref->u.ar.type == AR_ELEMENT); | |
615 | sym = e->symtree->n.sym; | |
616 | rank = sym->as->rank - 1; | |
d3642f89 | 617 | gfc_conv_expr (se, e); |
d3642f89 | 618 | |
7e279142 JJ |
619 | array = sym->backend_decl; |
620 | type = TREE_TYPE (array); | |
d3642f89 | 621 | |
7e279142 JJ |
622 | if (GFC_ARRAY_TYPE_P (type)) |
623 | size = GFC_TYPE_ARRAY_SIZE (type); | |
624 | else | |
625 | { | |
626 | gcc_assert (GFC_DESCRIPTOR_TYPE_P (type)); | |
627 | size = gfc_conv_array_stride (array, rank); | |
65a9ca82 TB |
628 | tmp = fold_build2_loc (input_location, MINUS_EXPR, |
629 | gfc_array_index_type, | |
630 | gfc_conv_array_ubound (array, rank), | |
631 | gfc_conv_array_lbound (array, rank)); | |
632 | tmp = fold_build2_loc (input_location, PLUS_EXPR, | |
633 | gfc_array_index_type, tmp, | |
634 | gfc_index_one_node); | |
635 | size = fold_build2_loc (input_location, MULT_EXPR, | |
636 | gfc_array_index_type, tmp, size); | |
7e279142 JJ |
637 | } |
638 | gcc_assert (size); | |
d3642f89 | 639 | |
65a9ca82 TB |
640 | size = fold_build2_loc (input_location, MINUS_EXPR, |
641 | gfc_array_index_type, size, | |
642 | TREE_OPERAND (se->expr, 1)); | |
628c189e | 643 | se->expr = gfc_build_addr_expr (NULL_TREE, se->expr); |
7e279142 | 644 | tmp = TYPE_SIZE_UNIT (gfc_get_element_type (type)); |
65a9ca82 TB |
645 | size = fold_build2_loc (input_location, MULT_EXPR, |
646 | gfc_array_index_type, size, | |
647 | fold_convert (gfc_array_index_type, tmp)); | |
7e279142 JJ |
648 | se->string_length = fold_convert (gfc_charlen_type_node, size); |
649 | return; | |
d3642f89 FW |
650 | } |
651 | ||
f7172b55 | 652 | gfc_conv_array_parameter (se, e, gfc_walk_expr (e), true, NULL, NULL, &size); |
d3642f89 FW |
653 | se->string_length = fold_convert (gfc_charlen_type_node, size); |
654 | } | |
6de9cd9a | 655 | |
109b0ac2 | 656 | |
6de9cd9a | 657 | /* Generate code to store a string and its length into the |
5e805e44 | 658 | st_parameter_XXX structure. */ |
6de9cd9a | 659 | |
5e805e44 | 660 | static unsigned int |
6de9cd9a | 661 | set_string (stmtblock_t * block, stmtblock_t * postblock, tree var, |
5e805e44 | 662 | enum iofield type, gfc_expr * e) |
6de9cd9a DN |
663 | { |
664 | gfc_se se; | |
665 | tree tmp; | |
6de9cd9a DN |
666 | tree io; |
667 | tree len; | |
5e805e44 | 668 | gfc_st_parameter_field *p = &st_parameter_field[type]; |
6de9cd9a DN |
669 | |
670 | gfc_init_se (&se, NULL); | |
6de9cd9a | 671 | |
5e805e44 | 672 | if (p->param_type == IOPARM_ptype_common) |
65a9ca82 TB |
673 | var = fold_build3_loc (input_location, COMPONENT_REF, |
674 | st_parameter[IOPARM_ptype_common].type, | |
675 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
676 | io = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), | |
44855d8c | 677 | var, p->field, NULL_TREE); |
65a9ca82 TB |
678 | len = fold_build3_loc (input_location, COMPONENT_REF, |
679 | TREE_TYPE (p->field_len), | |
680 | var, p->field_len, NULL_TREE); | |
6de9cd9a | 681 | |
7ab92584 | 682 | /* Integer variable assigned a format label. */ |
7e279142 JJ |
683 | if (e->ts.type == BT_INTEGER |
684 | && e->rank == 0 | |
685 | && e->symtree->n.sym->attr.assign == 1) | |
6de9cd9a | 686 | { |
dd18a33b | 687 | char * msg; |
c8fe94c7 | 688 | tree cond; |
dd18a33b | 689 | |
ce2df7c6 | 690 | gfc_conv_label_variable (&se, e); |
6de9cd9a | 691 | tmp = GFC_DECL_STRING_LEN (se.expr); |
65a9ca82 TB |
692 | cond = fold_build2_loc (input_location, LT_EXPR, boolean_type_node, |
693 | tmp, build_int_cst (TREE_TYPE (tmp), 0)); | |
dd18a33b | 694 | |
c8fe94c7 FXC |
695 | asprintf(&msg, "Label assigned to variable '%s' (%%ld) is not a format " |
696 | "label", e->symtree->name); | |
0d52899f | 697 | gfc_trans_runtime_check (true, false, cond, &se.pre, &e->where, msg, |
c8fe94c7 | 698 | fold_convert (long_integer_type_node, tmp)); |
dd18a33b FXC |
699 | gfc_free (msg); |
700 | ||
726a989a | 701 | gfc_add_modify (&se.pre, io, |
b078dfbf | 702 | fold_convert (TREE_TYPE (io), GFC_DECL_ASSIGN_ADDR (se.expr))); |
726a989a | 703 | gfc_add_modify (&se.pre, len, GFC_DECL_STRING_LEN (se.expr)); |
6de9cd9a DN |
704 | } |
705 | else | |
706 | { | |
d3642f89 FW |
707 | /* General character. */ |
708 | if (e->ts.type == BT_CHARACTER && e->rank == 0) | |
709 | gfc_conv_expr (&se, e); | |
710 | /* Array assigned Hollerith constant or character array. */ | |
7e279142 | 711 | else if (e->rank > 0 || (e->symtree && e->symtree->n.sym->as->rank > 0)) |
d3642f89 FW |
712 | gfc_convert_array_to_string (&se, e); |
713 | else | |
714 | gcc_unreachable (); | |
715 | ||
6de9cd9a | 716 | gfc_conv_string_parameter (&se); |
726a989a RB |
717 | gfc_add_modify (&se.pre, io, fold_convert (TREE_TYPE (io), se.expr)); |
718 | gfc_add_modify (&se.pre, len, se.string_length); | |
6de9cd9a DN |
719 | } |
720 | ||
721 | gfc_add_block_to_block (block, &se.pre); | |
722 | gfc_add_block_to_block (postblock, &se.post); | |
5e805e44 | 723 | return p->mask; |
6de9cd9a DN |
724 | } |
725 | ||
726 | ||
109b0ac2 PT |
727 | /* Generate code to store the character (array) and the character length |
728 | for an internal unit. */ | |
729 | ||
5e805e44 | 730 | static unsigned int |
d4feb3d3 PT |
731 | set_internal_unit (stmtblock_t * block, stmtblock_t * post_block, |
732 | tree var, gfc_expr * e) | |
109b0ac2 PT |
733 | { |
734 | gfc_se se; | |
735 | tree io; | |
736 | tree len; | |
737 | tree desc; | |
738 | tree tmp; | |
5e805e44 JJ |
739 | gfc_st_parameter_field *p; |
740 | unsigned int mask; | |
109b0ac2 PT |
741 | |
742 | gfc_init_se (&se, NULL); | |
743 | ||
5e805e44 JJ |
744 | p = &st_parameter_field[IOPARM_dt_internal_unit]; |
745 | mask = p->mask; | |
65a9ca82 TB |
746 | io = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), |
747 | var, p->field, NULL_TREE); | |
748 | len = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field_len), | |
749 | var, p->field_len, NULL_TREE); | |
5e805e44 | 750 | p = &st_parameter_field[IOPARM_dt_internal_unit_desc]; |
65a9ca82 TB |
751 | desc = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), |
752 | var, p->field, NULL_TREE); | |
109b0ac2 PT |
753 | |
754 | gcc_assert (e->ts.type == BT_CHARACTER); | |
755 | ||
756 | /* Character scalars. */ | |
757 | if (e->rank == 0) | |
758 | { | |
759 | gfc_conv_expr (&se, e); | |
760 | gfc_conv_string_parameter (&se); | |
761 | tmp = se.expr; | |
c3238e32 | 762 | se.expr = build_int_cst (pchar_type_node, 0); |
109b0ac2 PT |
763 | } |
764 | ||
765 | /* Character array. */ | |
64db4d29 | 766 | else if (e->rank > 0) |
109b0ac2 PT |
767 | { |
768 | se.ss = gfc_walk_expr (e); | |
769 | ||
1d6b7f39 | 770 | if (is_subref_array (e)) |
d4feb3d3 PT |
771 | { |
772 | /* Use a temporary for components of arrays of derived types | |
773 | or substring array references. */ | |
1d6b7f39 | 774 | gfc_conv_subref_array_arg (&se, e, 0, |
430f2d1f | 775 | last_dt == READ ? INTENT_IN : INTENT_OUT, false); |
db3927fb AH |
776 | tmp = build_fold_indirect_ref_loc (input_location, |
777 | se.expr); | |
d4feb3d3 PT |
778 | se.expr = gfc_build_addr_expr (pchar_type_node, tmp); |
779 | tmp = gfc_conv_descriptor_data_get (tmp); | |
780 | } | |
781 | else | |
782 | { | |
783 | /* Return the data pointer and rank from the descriptor. */ | |
784 | gfc_conv_expr_descriptor (&se, e, se.ss); | |
785 | tmp = gfc_conv_descriptor_data_get (se.expr); | |
786 | se.expr = gfc_build_addr_expr (pchar_type_node, se.expr); | |
787 | } | |
109b0ac2 PT |
788 | } |
789 | else | |
790 | gcc_unreachable (); | |
791 | ||
792 | /* The cast is needed for character substrings and the descriptor | |
793 | data. */ | |
726a989a RB |
794 | gfc_add_modify (&se.pre, io, fold_convert (TREE_TYPE (io), tmp)); |
795 | gfc_add_modify (&se.pre, len, | |
d4feb3d3 | 796 | fold_convert (TREE_TYPE (len), se.string_length)); |
726a989a | 797 | gfc_add_modify (&se.pre, desc, se.expr); |
109b0ac2 PT |
798 | |
799 | gfc_add_block_to_block (block, &se.pre); | |
d4feb3d3 | 800 | gfc_add_block_to_block (post_block, &se.post); |
5e805e44 | 801 | return mask; |
109b0ac2 PT |
802 | } |
803 | ||
6de9cd9a DN |
804 | /* Add a case to a IO-result switch. */ |
805 | ||
806 | static void | |
807 | add_case (int label_value, gfc_st_label * label, stmtblock_t * body) | |
808 | { | |
809 | tree tmp, value; | |
810 | ||
811 | if (label == NULL) | |
812 | return; /* No label, no case */ | |
813 | ||
7d60be94 | 814 | value = build_int_cst (NULL_TREE, label_value); |
6de9cd9a DN |
815 | |
816 | /* Make a backend label for this case. */ | |
c006df4e | 817 | tmp = gfc_build_label_decl (NULL_TREE); |
6de9cd9a DN |
818 | |
819 | /* And the case itself. */ | |
923ab88c | 820 | tmp = build3_v (CASE_LABEL_EXPR, value, NULL_TREE, tmp); |
6de9cd9a DN |
821 | gfc_add_expr_to_block (body, tmp); |
822 | ||
823 | /* Jump to the label. */ | |
824 | tmp = build1_v (GOTO_EXPR, gfc_get_label_decl (label)); | |
825 | gfc_add_expr_to_block (body, tmp); | |
826 | } | |
827 | ||
828 | ||
829 | /* Generate a switch statement that branches to the correct I/O | |
830 | result label. The last statement of an I/O call stores the | |
831 | result into a variable because there is often cleanup that | |
832 | must be done before the switch, so a temporary would have to | |
833 | be created anyway. */ | |
834 | ||
835 | static void | |
5e805e44 | 836 | io_result (stmtblock_t * block, tree var, gfc_st_label * err_label, |
6de9cd9a DN |
837 | gfc_st_label * end_label, gfc_st_label * eor_label) |
838 | { | |
839 | stmtblock_t body; | |
840 | tree tmp, rc; | |
5e805e44 | 841 | gfc_st_parameter_field *p = &st_parameter_field[IOPARM_common_flags]; |
6de9cd9a DN |
842 | |
843 | /* If no labels are specified, ignore the result instead | |
844 | of building an empty switch. */ | |
845 | if (err_label == NULL | |
846 | && end_label == NULL | |
847 | && eor_label == NULL) | |
848 | return; | |
849 | ||
850 | /* Build a switch statement. */ | |
851 | gfc_start_block (&body); | |
852 | ||
853 | /* The label values here must be the same as the values | |
854 | in the library_return enum in the runtime library */ | |
855 | add_case (1, err_label, &body); | |
856 | add_case (2, end_label, &body); | |
857 | add_case (3, eor_label, &body); | |
858 | ||
859 | tmp = gfc_finish_block (&body); | |
860 | ||
65a9ca82 TB |
861 | var = fold_build3_loc (input_location, COMPONENT_REF, |
862 | st_parameter[IOPARM_ptype_common].type, | |
863 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
864 | rc = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (p->field), | |
865 | var, p->field, NULL_TREE); | |
866 | rc = fold_build2_loc (input_location, BIT_AND_EXPR, TREE_TYPE (rc), | |
867 | rc, build_int_cst (TREE_TYPE (rc), | |
868 | IOPARM_common_libreturn_mask)); | |
6de9cd9a | 869 | |
923ab88c | 870 | tmp = build3_v (SWITCH_EXPR, rc, tmp, NULL_TREE); |
6de9cd9a DN |
871 | |
872 | gfc_add_expr_to_block (block, tmp); | |
873 | } | |
874 | ||
875 | ||
876 | /* Store the current file and line number to variables so that if a | |
877 | library call goes awry, we can tell the user where the problem is. */ | |
878 | ||
879 | static void | |
5e805e44 | 880 | set_error_locus (stmtblock_t * block, tree var, locus * where) |
6de9cd9a DN |
881 | { |
882 | gfc_file *f; | |
5e805e44 | 883 | tree str, locus_file; |
6de9cd9a | 884 | int line; |
5e805e44 | 885 | gfc_st_parameter_field *p = &st_parameter_field[IOPARM_common_filename]; |
6de9cd9a | 886 | |
65a9ca82 TB |
887 | locus_file = fold_build3_loc (input_location, COMPONENT_REF, |
888 | st_parameter[IOPARM_ptype_common].type, | |
889 | var, TYPE_FIELDS (TREE_TYPE (var)), NULL_TREE); | |
890 | locus_file = fold_build3_loc (input_location, COMPONENT_REF, | |
891 | TREE_TYPE (p->field), locus_file, | |
892 | p->field, NULL_TREE); | |
d4fa05b9 | 893 | f = where->lb->file; |
5e805e44 | 894 | str = gfc_build_cstring_const (f->filename); |
6de9cd9a | 895 | |
5e805e44 | 896 | str = gfc_build_addr_expr (pchar_type_node, str); |
726a989a | 897 | gfc_add_modify (block, locus_file, str); |
6de9cd9a | 898 | |
c8cc8542 | 899 | line = LOCATION_LINE (where->lb->location); |
5e805e44 | 900 | set_parameter_const (block, var, IOPARM_common_line, line); |
6de9cd9a DN |
901 | } |
902 | ||
903 | ||
904 | /* Translate an OPEN statement. */ | |
905 | ||
906 | tree | |
907 | gfc_trans_open (gfc_code * code) | |
908 | { | |
909 | stmtblock_t block, post_block; | |
910 | gfc_open *p; | |
5e805e44 JJ |
911 | tree tmp, var; |
912 | unsigned int mask = 0; | |
6de9cd9a | 913 | |
5e805e44 | 914 | gfc_start_block (&block); |
6de9cd9a DN |
915 | gfc_init_block (&post_block); |
916 | ||
5e805e44 JJ |
917 | var = gfc_create_var (st_parameter[IOPARM_ptype_open].type, "open_parm"); |
918 | ||
919 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a DN |
920 | p = code->ext.open; |
921 | ||
f96d606f JD |
922 | if (p->iomsg) |
923 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, | |
924 | p->iomsg); | |
925 | ||
926 | if (p->iostat) | |
927 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, | |
928 | p->iostat); | |
929 | ||
930 | if (p->err) | |
931 | mask |= IOPARM_common_err; | |
6de9cd9a DN |
932 | |
933 | if (p->file) | |
5e805e44 | 934 | mask |= set_string (&block, &post_block, var, IOPARM_open_file, p->file); |
6de9cd9a DN |
935 | |
936 | if (p->status) | |
5e805e44 JJ |
937 | mask |= set_string (&block, &post_block, var, IOPARM_open_status, |
938 | p->status); | |
6de9cd9a DN |
939 | |
940 | if (p->access) | |
5e805e44 JJ |
941 | mask |= set_string (&block, &post_block, var, IOPARM_open_access, |
942 | p->access); | |
6de9cd9a DN |
943 | |
944 | if (p->form) | |
5e805e44 | 945 | mask |= set_string (&block, &post_block, var, IOPARM_open_form, p->form); |
6de9cd9a DN |
946 | |
947 | if (p->recl) | |
5e805e44 | 948 | mask |= set_parameter_value (&block, var, IOPARM_open_recl_in, p->recl); |
6de9cd9a DN |
949 | |
950 | if (p->blank) | |
5e805e44 JJ |
951 | mask |= set_string (&block, &post_block, var, IOPARM_open_blank, |
952 | p->blank); | |
6de9cd9a DN |
953 | |
954 | if (p->position) | |
5e805e44 JJ |
955 | mask |= set_string (&block, &post_block, var, IOPARM_open_position, |
956 | p->position); | |
6de9cd9a DN |
957 | |
958 | if (p->action) | |
5e805e44 JJ |
959 | mask |= set_string (&block, &post_block, var, IOPARM_open_action, |
960 | p->action); | |
6de9cd9a DN |
961 | |
962 | if (p->delim) | |
5e805e44 JJ |
963 | mask |= set_string (&block, &post_block, var, IOPARM_open_delim, |
964 | p->delim); | |
6de9cd9a DN |
965 | |
966 | if (p->pad) | |
5e805e44 | 967 | mask |= set_string (&block, &post_block, var, IOPARM_open_pad, p->pad); |
6de9cd9a | 968 | |
6f0f0b2e JD |
969 | if (p->decimal) |
970 | mask |= set_string (&block, &post_block, var, IOPARM_open_decimal, | |
971 | p->decimal); | |
972 | ||
973 | if (p->encoding) | |
974 | mask |= set_string (&block, &post_block, var, IOPARM_open_encoding, | |
975 | p->encoding); | |
976 | ||
977 | if (p->round) | |
978 | mask |= set_string (&block, &post_block, var, IOPARM_open_round, p->round); | |
979 | ||
980 | if (p->sign) | |
981 | mask |= set_string (&block, &post_block, var, IOPARM_open_sign, p->sign); | |
982 | ||
983 | if (p->asynchronous) | |
984 | mask |= set_string (&block, &post_block, var, IOPARM_open_asynchronous, | |
985 | p->asynchronous); | |
986 | ||
181c9f4a TK |
987 | if (p->convert) |
988 | mask |= set_string (&block, &post_block, var, IOPARM_open_convert, | |
989 | p->convert); | |
9ad55c33 JD |
990 | |
991 | if (p->newunit) | |
992 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_open_newunit, | |
993 | p->newunit); | |
181c9f4a | 994 | |
5e805e44 JJ |
995 | set_parameter_const (&block, var, IOPARM_common_flags, mask); |
996 | ||
f96d606f JD |
997 | if (p->unit) |
998 | set_parameter_value (&block, var, IOPARM_common_unit, p->unit); | |
999 | else | |
1000 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
1001 | ||
628c189e | 1002 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1003 | tmp = build_call_expr_loc (input_location, |
1004 | iocall[IOCALL_OPEN], 1, tmp); | |
6de9cd9a DN |
1005 | gfc_add_expr_to_block (&block, tmp); |
1006 | ||
1007 | gfc_add_block_to_block (&block, &post_block); | |
1008 | ||
5e805e44 | 1009 | io_result (&block, var, p->err, NULL, NULL); |
6de9cd9a DN |
1010 | |
1011 | return gfc_finish_block (&block); | |
1012 | } | |
1013 | ||
1014 | ||
1015 | /* Translate a CLOSE statement. */ | |
1016 | ||
1017 | tree | |
1018 | gfc_trans_close (gfc_code * code) | |
1019 | { | |
1020 | stmtblock_t block, post_block; | |
1021 | gfc_close *p; | |
5e805e44 JJ |
1022 | tree tmp, var; |
1023 | unsigned int mask = 0; | |
6de9cd9a | 1024 | |
5e805e44 | 1025 | gfc_start_block (&block); |
6de9cd9a DN |
1026 | gfc_init_block (&post_block); |
1027 | ||
5e805e44 JJ |
1028 | var = gfc_create_var (st_parameter[IOPARM_ptype_close].type, "close_parm"); |
1029 | ||
1030 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a DN |
1031 | p = code->ext.close; |
1032 | ||
7aba8abe | 1033 | if (p->iomsg) |
5e805e44 JJ |
1034 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, |
1035 | p->iomsg); | |
7aba8abe | 1036 | |
6de9cd9a | 1037 | if (p->iostat) |
5e805e44 JJ |
1038 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, |
1039 | p->iostat); | |
6de9cd9a DN |
1040 | |
1041 | if (p->err) | |
5e805e44 JJ |
1042 | mask |= IOPARM_common_err; |
1043 | ||
f96d606f JD |
1044 | if (p->status) |
1045 | mask |= set_string (&block, &post_block, var, IOPARM_close_status, | |
1046 | p->status); | |
1047 | ||
5e805e44 | 1048 | set_parameter_const (&block, var, IOPARM_common_flags, mask); |
6de9cd9a | 1049 | |
f96d606f JD |
1050 | if (p->unit) |
1051 | set_parameter_value (&block, var, IOPARM_common_unit, p->unit); | |
1052 | else | |
1053 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
1054 | ||
628c189e | 1055 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1056 | tmp = build_call_expr_loc (input_location, |
1057 | iocall[IOCALL_CLOSE], 1, tmp); | |
6de9cd9a DN |
1058 | gfc_add_expr_to_block (&block, tmp); |
1059 | ||
1060 | gfc_add_block_to_block (&block, &post_block); | |
1061 | ||
5e805e44 | 1062 | io_result (&block, var, p->err, NULL, NULL); |
6de9cd9a DN |
1063 | |
1064 | return gfc_finish_block (&block); | |
1065 | } | |
1066 | ||
1067 | ||
1068 | /* Common subroutine for building a file positioning statement. */ | |
1069 | ||
1070 | static tree | |
1071 | build_filepos (tree function, gfc_code * code) | |
1072 | { | |
7aba8abe | 1073 | stmtblock_t block, post_block; |
6de9cd9a | 1074 | gfc_filepos *p; |
5e805e44 JJ |
1075 | tree tmp, var; |
1076 | unsigned int mask = 0; | |
6de9cd9a DN |
1077 | |
1078 | p = code->ext.filepos; | |
1079 | ||
5e805e44 | 1080 | gfc_start_block (&block); |
7aba8abe | 1081 | gfc_init_block (&post_block); |
6de9cd9a | 1082 | |
5e805e44 JJ |
1083 | var = gfc_create_var (st_parameter[IOPARM_ptype_filepos].type, |
1084 | "filepos_parm"); | |
1085 | ||
1086 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a | 1087 | |
7aba8abe | 1088 | if (p->iomsg) |
5e805e44 JJ |
1089 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, |
1090 | p->iomsg); | |
7aba8abe | 1091 | |
6de9cd9a | 1092 | if (p->iostat) |
5e805e44 JJ |
1093 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, |
1094 | p->iostat); | |
6de9cd9a DN |
1095 | |
1096 | if (p->err) | |
5e805e44 JJ |
1097 | mask |= IOPARM_common_err; |
1098 | ||
1099 | set_parameter_const (&block, var, IOPARM_common_flags, mask); | |
6de9cd9a | 1100 | |
f96d606f JD |
1101 | if (p->unit) |
1102 | set_parameter_value (&block, var, IOPARM_common_unit, p->unit); | |
1103 | else | |
1104 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
1105 | ||
628c189e | 1106 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1107 | tmp = build_call_expr_loc (input_location, |
1108 | function, 1, tmp); | |
6de9cd9a DN |
1109 | gfc_add_expr_to_block (&block, tmp); |
1110 | ||
7aba8abe TK |
1111 | gfc_add_block_to_block (&block, &post_block); |
1112 | ||
5e805e44 | 1113 | io_result (&block, var, p->err, NULL, NULL); |
6de9cd9a DN |
1114 | |
1115 | return gfc_finish_block (&block); | |
1116 | } | |
1117 | ||
1118 | ||
1119 | /* Translate a BACKSPACE statement. */ | |
1120 | ||
1121 | tree | |
1122 | gfc_trans_backspace (gfc_code * code) | |
1123 | { | |
5e805e44 | 1124 | return build_filepos (iocall[IOCALL_BACKSPACE], code); |
6de9cd9a DN |
1125 | } |
1126 | ||
1127 | ||
1128 | /* Translate an ENDFILE statement. */ | |
1129 | ||
1130 | tree | |
1131 | gfc_trans_endfile (gfc_code * code) | |
1132 | { | |
5e805e44 | 1133 | return build_filepos (iocall[IOCALL_ENDFILE], code); |
6de9cd9a DN |
1134 | } |
1135 | ||
1136 | ||
1137 | /* Translate a REWIND statement. */ | |
1138 | ||
1139 | tree | |
1140 | gfc_trans_rewind (gfc_code * code) | |
1141 | { | |
5e805e44 | 1142 | return build_filepos (iocall[IOCALL_REWIND], code); |
6de9cd9a DN |
1143 | } |
1144 | ||
1145 | ||
6403ec5f JB |
1146 | /* Translate a FLUSH statement. */ |
1147 | ||
1148 | tree | |
1149 | gfc_trans_flush (gfc_code * code) | |
1150 | { | |
5e805e44 | 1151 | return build_filepos (iocall[IOCALL_FLUSH], code); |
6403ec5f JB |
1152 | } |
1153 | ||
1154 | ||
c16dd6a8 JD |
1155 | /* Create a dummy iostat variable to catch any error due to bad unit. */ |
1156 | ||
1157 | static gfc_expr * | |
1158 | create_dummy_iostat (void) | |
1159 | { | |
1160 | gfc_symtree *st; | |
1161 | gfc_expr *e; | |
1162 | ||
1163 | gfc_get_ha_sym_tree ("@iostat", &st); | |
1164 | st->n.sym->ts.type = BT_INTEGER; | |
1165 | st->n.sym->ts.kind = gfc_default_integer_kind; | |
1166 | gfc_set_sym_referenced (st->n.sym); | |
bc9d9552 | 1167 | gfc_commit_symbol (st->n.sym); |
c16dd6a8 JD |
1168 | st->n.sym->backend_decl |
1169 | = gfc_create_var (gfc_get_int_type (st->n.sym->ts.kind), | |
1170 | st->n.sym->name); | |
1171 | ||
1172 | e = gfc_get_expr (); | |
1173 | e->expr_type = EXPR_VARIABLE; | |
1174 | e->symtree = st; | |
1175 | e->ts.type = BT_INTEGER; | |
1176 | e->ts.kind = st->n.sym->ts.kind; | |
1177 | ||
1178 | return e; | |
1179 | } | |
1180 | ||
1181 | ||
6de9cd9a DN |
1182 | /* Translate the non-IOLENGTH form of an INQUIRE statement. */ |
1183 | ||
1184 | tree | |
1185 | gfc_trans_inquire (gfc_code * code) | |
1186 | { | |
1187 | stmtblock_t block, post_block; | |
1188 | gfc_inquire *p; | |
5e805e44 | 1189 | tree tmp, var; |
6f0f0b2e | 1190 | unsigned int mask = 0, mask2 = 0; |
6de9cd9a | 1191 | |
5e805e44 | 1192 | gfc_start_block (&block); |
6de9cd9a DN |
1193 | gfc_init_block (&post_block); |
1194 | ||
5e805e44 JJ |
1195 | var = gfc_create_var (st_parameter[IOPARM_ptype_inquire].type, |
1196 | "inquire_parm"); | |
1197 | ||
1198 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a DN |
1199 | p = code->ext.inquire; |
1200 | ||
7aba8abe | 1201 | if (p->iomsg) |
5e805e44 JJ |
1202 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, |
1203 | p->iomsg); | |
7aba8abe | 1204 | |
6de9cd9a | 1205 | if (p->iostat) |
5e805e44 JJ |
1206 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, |
1207 | p->iostat); | |
6de9cd9a | 1208 | |
f96d606f JD |
1209 | if (p->err) |
1210 | mask |= IOPARM_common_err; | |
1211 | ||
1212 | /* Sanity check. */ | |
1213 | if (p->unit && p->file) | |
1214 | gfc_error ("INQUIRE statement at %L cannot contain both FILE and UNIT specifiers", &code->loc); | |
1215 | ||
1216 | if (p->file) | |
1217 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_file, | |
1218 | p->file); | |
1219 | ||
6de9cd9a | 1220 | if (p->exist) |
c16dd6a8 JD |
1221 | { |
1222 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_exist, | |
1223 | p->exist); | |
1224 | ||
1225 | if (p->unit && !p->iostat) | |
1226 | { | |
1227 | p->iostat = create_dummy_iostat (); | |
1228 | mask |= set_parameter_ref (&block, &post_block, var, | |
1229 | IOPARM_common_iostat, p->iostat); | |
1230 | } | |
1231 | } | |
6de9cd9a DN |
1232 | |
1233 | if (p->opened) | |
5e805e44 JJ |
1234 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_opened, |
1235 | p->opened); | |
6de9cd9a DN |
1236 | |
1237 | if (p->number) | |
5e805e44 JJ |
1238 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_number, |
1239 | p->number); | |
6de9cd9a DN |
1240 | |
1241 | if (p->named) | |
5e805e44 JJ |
1242 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_named, |
1243 | p->named); | |
6de9cd9a DN |
1244 | |
1245 | if (p->name) | |
5e805e44 JJ |
1246 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_name, |
1247 | p->name); | |
6de9cd9a DN |
1248 | |
1249 | if (p->access) | |
5e805e44 JJ |
1250 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_access, |
1251 | p->access); | |
6de9cd9a DN |
1252 | |
1253 | if (p->sequential) | |
5e805e44 JJ |
1254 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_sequential, |
1255 | p->sequential); | |
6de9cd9a DN |
1256 | |
1257 | if (p->direct) | |
5e805e44 JJ |
1258 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_direct, |
1259 | p->direct); | |
6de9cd9a DN |
1260 | |
1261 | if (p->form) | |
5e805e44 JJ |
1262 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_form, |
1263 | p->form); | |
6de9cd9a DN |
1264 | |
1265 | if (p->formatted) | |
5e805e44 JJ |
1266 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_formatted, |
1267 | p->formatted); | |
6de9cd9a DN |
1268 | |
1269 | if (p->unformatted) | |
5e805e44 JJ |
1270 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_unformatted, |
1271 | p->unformatted); | |
6de9cd9a DN |
1272 | |
1273 | if (p->recl) | |
5e805e44 JJ |
1274 | mask |= set_parameter_ref (&block, &post_block, var, |
1275 | IOPARM_inquire_recl_out, p->recl); | |
6de9cd9a DN |
1276 | |
1277 | if (p->nextrec) | |
5e805e44 JJ |
1278 | mask |= set_parameter_ref (&block, &post_block, var, |
1279 | IOPARM_inquire_nextrec, p->nextrec); | |
6de9cd9a DN |
1280 | |
1281 | if (p->blank) | |
5e805e44 JJ |
1282 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_blank, |
1283 | p->blank); | |
6de9cd9a | 1284 | |
d06b3496 JD |
1285 | if (p->delim) |
1286 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_delim, | |
1287 | p->delim); | |
1288 | ||
6de9cd9a | 1289 | if (p->position) |
5e805e44 JJ |
1290 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_position, |
1291 | p->position); | |
6de9cd9a DN |
1292 | |
1293 | if (p->action) | |
5e805e44 JJ |
1294 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_action, |
1295 | p->action); | |
6de9cd9a DN |
1296 | |
1297 | if (p->read) | |
5e805e44 JJ |
1298 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_read, |
1299 | p->read); | |
6de9cd9a DN |
1300 | |
1301 | if (p->write) | |
5e805e44 JJ |
1302 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_write, |
1303 | p->write); | |
6de9cd9a DN |
1304 | |
1305 | if (p->readwrite) | |
5e805e44 JJ |
1306 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_readwrite, |
1307 | p->readwrite); | |
6de9cd9a | 1308 | |
dae24534 | 1309 | if (p->pad) |
5e805e44 JJ |
1310 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_pad, |
1311 | p->pad); | |
d06b3496 | 1312 | |
181c9f4a TK |
1313 | if (p->convert) |
1314 | mask |= set_string (&block, &post_block, var, IOPARM_inquire_convert, | |
1315 | p->convert); | |
1316 | ||
014ec6ee JD |
1317 | if (p->strm_pos) |
1318 | mask |= set_parameter_ref (&block, &post_block, var, | |
1319 | IOPARM_inquire_strm_pos_out, p->strm_pos); | |
1320 | ||
6f0f0b2e JD |
1321 | /* The second series of flags. */ |
1322 | if (p->asynchronous) | |
1323 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_asynchronous, | |
1324 | p->asynchronous); | |
1325 | ||
1326 | if (p->decimal) | |
1327 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_decimal, | |
1328 | p->decimal); | |
1329 | ||
1330 | if (p->encoding) | |
1331 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_encoding, | |
1332 | p->encoding); | |
1333 | ||
1334 | if (p->round) | |
1335 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_round, | |
1336 | p->round); | |
1337 | ||
1338 | if (p->sign) | |
1339 | mask2 |= set_string (&block, &post_block, var, IOPARM_inquire_sign, | |
1340 | p->sign); | |
1341 | ||
1342 | if (p->pending) | |
1343 | mask2 |= set_parameter_ref (&block, &post_block, var, | |
1344 | IOPARM_inquire_pending, p->pending); | |
1345 | ||
1346 | if (p->size) | |
1347 | mask2 |= set_parameter_ref (&block, &post_block, var, IOPARM_inquire_size, | |
1348 | p->size); | |
1349 | ||
1350 | if (p->id) | |
d06b3496 JD |
1351 | mask2 |= set_parameter_ref (&block, &post_block,var, IOPARM_inquire_id, |
1352 | p->id); | |
6f0f0b2e | 1353 | |
6f0f0b2e | 1354 | if (mask2) |
e1456843 | 1355 | mask |= set_parameter_const (&block, var, IOPARM_inquire_flags2, mask2); |
6f0f0b2e | 1356 | |
5e805e44 | 1357 | set_parameter_const (&block, var, IOPARM_common_flags, mask); |
6de9cd9a | 1358 | |
f96d606f JD |
1359 | if (p->unit) |
1360 | set_parameter_value (&block, var, IOPARM_common_unit, p->unit); | |
1361 | else | |
1362 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
1363 | ||
628c189e | 1364 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1365 | tmp = build_call_expr_loc (input_location, |
1366 | iocall[IOCALL_INQUIRE], 1, tmp); | |
6de9cd9a DN |
1367 | gfc_add_expr_to_block (&block, tmp); |
1368 | ||
1369 | gfc_add_block_to_block (&block, &post_block); | |
1370 | ||
5e805e44 | 1371 | io_result (&block, var, p->err, NULL, NULL); |
6de9cd9a DN |
1372 | |
1373 | return gfc_finish_block (&block); | |
1374 | } | |
1375 | ||
6f0f0b2e JD |
1376 | |
1377 | tree | |
1378 | gfc_trans_wait (gfc_code * code) | |
1379 | { | |
1380 | stmtblock_t block, post_block; | |
1381 | gfc_wait *p; | |
1382 | tree tmp, var; | |
1383 | unsigned int mask = 0; | |
1384 | ||
1385 | gfc_start_block (&block); | |
1386 | gfc_init_block (&post_block); | |
1387 | ||
1388 | var = gfc_create_var (st_parameter[IOPARM_ptype_wait].type, | |
1389 | "wait_parm"); | |
1390 | ||
1391 | set_error_locus (&block, var, &code->loc); | |
1392 | p = code->ext.wait; | |
1393 | ||
1394 | /* Set parameters here. */ | |
1395 | if (p->iomsg) | |
1396 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, | |
1397 | p->iomsg); | |
1398 | ||
1399 | if (p->iostat) | |
1400 | mask |= set_parameter_ref (&block, &post_block, var, IOPARM_common_iostat, | |
1401 | p->iostat); | |
1402 | ||
1403 | if (p->err) | |
1404 | mask |= IOPARM_common_err; | |
1405 | ||
1406 | if (p->id) | |
1407 | mask |= set_parameter_value (&block, var, IOPARM_wait_id, p->id); | |
1408 | ||
1409 | set_parameter_const (&block, var, IOPARM_common_flags, mask); | |
1410 | ||
1411 | if (p->unit) | |
1412 | set_parameter_value (&block, var, IOPARM_common_unit, p->unit); | |
1413 | ||
628c189e | 1414 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
db3927fb AH |
1415 | tmp = build_call_expr_loc (input_location, |
1416 | iocall[IOCALL_WAIT], 1, tmp); | |
6f0f0b2e JD |
1417 | gfc_add_expr_to_block (&block, tmp); |
1418 | ||
1419 | gfc_add_block_to_block (&block, &post_block); | |
1420 | ||
1421 | io_result (&block, var, p->err, NULL, NULL); | |
1422 | ||
1423 | return gfc_finish_block (&block); | |
1424 | ||
1425 | } | |
1426 | ||
6de9cd9a | 1427 | |
29dc5138 | 1428 | /* nml_full_name builds up the fully qualified name of a |
66e4ab31 | 1429 | derived type component. */ |
29dc5138 PT |
1430 | |
1431 | static char* | |
1432 | nml_full_name (const char* var_name, const char* cmp_name) | |
6de9cd9a | 1433 | { |
29dc5138 PT |
1434 | int full_name_length; |
1435 | char * full_name; | |
1436 | ||
1437 | full_name_length = strlen (var_name) + strlen (cmp_name) + 1; | |
1438 | full_name = (char*)gfc_getmem (full_name_length + 1); | |
1439 | strcpy (full_name, var_name); | |
1440 | full_name = strcat (full_name, "%"); | |
1441 | full_name = strcat (full_name, cmp_name); | |
1442 | return full_name; | |
6de9cd9a DN |
1443 | } |
1444 | ||
29dc5138 PT |
1445 | /* nml_get_addr_expr builds an address expression from the |
1446 | gfc_symbol or gfc_component backend_decl's. An offset is | |
1447 | provided so that the address of an element of an array of | |
1448 | derived types is returned. This is used in the runtime to | |
66e4ab31 | 1449 | determine that span of the derived type. */ |
29dc5138 PT |
1450 | |
1451 | static tree | |
1452 | nml_get_addr_expr (gfc_symbol * sym, gfc_component * c, | |
1453 | tree base_addr) | |
1454 | { | |
1455 | tree decl = NULL_TREE; | |
1456 | tree tmp; | |
1457 | tree itmp; | |
1458 | int array_flagged; | |
1459 | int dummy_arg_flagged; | |
1460 | ||
1461 | if (sym) | |
1462 | { | |
1463 | sym->attr.referenced = 1; | |
1464 | decl = gfc_get_symbol_decl (sym); | |
847b053d PT |
1465 | |
1466 | /* If this is the enclosing function declaration, use | |
1467 | the fake result instead. */ | |
1468 | if (decl == current_function_decl) | |
1469 | decl = gfc_get_fake_result_decl (sym, 0); | |
1470 | else if (decl == DECL_CONTEXT (current_function_decl)) | |
1471 | decl = gfc_get_fake_result_decl (sym, 1); | |
29dc5138 PT |
1472 | } |
1473 | else | |
1474 | decl = c->backend_decl; | |
1475 | ||
1476 | gcc_assert (decl && ((TREE_CODE (decl) == FIELD_DECL | |
1477 | || TREE_CODE (decl) == VAR_DECL | |
1478 | || TREE_CODE (decl) == PARM_DECL) | |
1479 | || TREE_CODE (decl) == COMPONENT_REF)); | |
1480 | ||
1481 | tmp = decl; | |
1482 | ||
1483 | /* Build indirect reference, if dummy argument. */ | |
1484 | ||
1485 | dummy_arg_flagged = POINTER_TYPE_P (TREE_TYPE(tmp)); | |
1486 | ||
db3927fb AH |
1487 | itmp = (dummy_arg_flagged) ? build_fold_indirect_ref_loc (input_location, |
1488 | tmp) : tmp; | |
29dc5138 PT |
1489 | |
1490 | /* If an array, set flag and use indirect ref. if built. */ | |
1491 | ||
1492 | array_flagged = (TREE_CODE (TREE_TYPE (itmp)) == ARRAY_TYPE | |
1493 | && !TYPE_STRING_FLAG (TREE_TYPE (itmp))); | |
1494 | ||
1495 | if (array_flagged) | |
1496 | tmp = itmp; | |
1497 | ||
1498 | /* Treat the component of a derived type, using base_addr for | |
1499 | the derived type. */ | |
1500 | ||
1501 | if (TREE_CODE (decl) == FIELD_DECL) | |
65a9ca82 TB |
1502 | tmp = fold_build3_loc (input_location, COMPONENT_REF, TREE_TYPE (tmp), |
1503 | base_addr, tmp, NULL_TREE); | |
29dc5138 PT |
1504 | |
1505 | /* If we have a derived type component, a reference to the first | |
1506 | element of the array is built. This is done so that base_addr, | |
1507 | used in the build of the component reference, always points to | |
1508 | a RECORD_TYPE. */ | |
1509 | ||
1510 | if (array_flagged) | |
1d6b7f39 | 1511 | tmp = gfc_build_array_ref (tmp, gfc_index_zero_node, NULL); |
29dc5138 PT |
1512 | |
1513 | /* Now build the address expression. */ | |
1514 | ||
628c189e | 1515 | tmp = gfc_build_addr_expr (NULL_TREE, tmp); |
29dc5138 PT |
1516 | |
1517 | /* If scalar dummy, resolve indirect reference now. */ | |
1518 | ||
1519 | if (dummy_arg_flagged && !array_flagged) | |
db3927fb AH |
1520 | tmp = build_fold_indirect_ref_loc (input_location, |
1521 | tmp); | |
29dc5138 PT |
1522 | |
1523 | gcc_assert (tmp && POINTER_TYPE_P (TREE_TYPE (tmp))); | |
1524 | ||
1525 | return tmp; | |
1526 | } | |
3bc268e6 | 1527 | |
29dc5138 | 1528 | /* For an object VAR_NAME whose base address is BASE_ADDR, generate a |
5e805e44 JJ |
1529 | call to iocall[IOCALL_SET_NML_VAL]. For derived type variable, recursively |
1530 | generate calls to iocall[IOCALL_SET_NML_VAL] for each component. */ | |
3bc268e6 | 1531 | |
29dc5138 | 1532 | #define IARG(i) build_int_cst (gfc_array_index_type, i) |
3bc268e6 VL |
1533 | |
1534 | static void | |
29dc5138 PT |
1535 | transfer_namelist_element (stmtblock_t * block, const char * var_name, |
1536 | gfc_symbol * sym, gfc_component * c, | |
1537 | tree base_addr) | |
3bc268e6 | 1538 | { |
29dc5138 PT |
1539 | gfc_typespec * ts = NULL; |
1540 | gfc_array_spec * as = NULL; | |
1541 | tree addr_expr = NULL; | |
1542 | tree dt = NULL; | |
1543 | tree string; | |
1544 | tree tmp; | |
29dc5138 | 1545 | tree dtype; |
5e805e44 | 1546 | tree dt_parm_addr; |
29dc5138 PT |
1547 | int n_dim; |
1548 | int itype; | |
1549 | int rank = 0; | |
3bc268e6 | 1550 | |
29dc5138 | 1551 | gcc_assert (sym || c); |
3bc268e6 | 1552 | |
29dc5138 PT |
1553 | /* Build the namelist object name. */ |
1554 | ||
1555 | string = gfc_build_cstring_const (var_name); | |
1556 | string = gfc_build_addr_expr (pchar_type_node, string); | |
1557 | ||
1558 | /* Build ts, as and data address using symbol or component. */ | |
1559 | ||
1560 | ts = (sym) ? &sym->ts : &c->ts; | |
1561 | as = (sym) ? sym->as : c->as; | |
1562 | ||
1563 | addr_expr = nml_get_addr_expr (sym, c, base_addr); | |
1564 | ||
1565 | if (as) | |
1566 | rank = as->rank; | |
1567 | ||
1568 | if (rank) | |
3bc268e6 | 1569 | { |
29dc5138 PT |
1570 | dt = TREE_TYPE ((sym) ? sym->backend_decl : c->backend_decl); |
1571 | dtype = gfc_get_dtype (dt); | |
3bc268e6 | 1572 | } |
29dc5138 PT |
1573 | else |
1574 | { | |
a11930ba | 1575 | itype = ts->type; |
29dc5138 | 1576 | dtype = IARG (itype << GFC_DTYPE_TYPE_SHIFT); |
3bc268e6 VL |
1577 | } |
1578 | ||
29dc5138 PT |
1579 | /* Build up the arguments for the transfer call. |
1580 | The call for the scalar part transfers: | |
1581 | (address, name, type, kind or string_length, dtype) */ | |
1582 | ||
628c189e | 1583 | dt_parm_addr = gfc_build_addr_expr (NULL_TREE, dt_parm); |
29dc5138 PT |
1584 | |
1585 | if (ts->type == BT_CHARACTER) | |
bc21d315 | 1586 | tmp = ts->u.cl->backend_decl; |
29dc5138 | 1587 | else |
5039610b | 1588 | tmp = build_int_cst (gfc_charlen_type_node, 0); |
db3927fb AH |
1589 | tmp = build_call_expr_loc (input_location, |
1590 | iocall[IOCALL_SET_NML_VAL], 6, | |
5039610b SL |
1591 | dt_parm_addr, addr_expr, string, |
1592 | IARG (ts->kind), tmp, dtype); | |
3bc268e6 | 1593 | gfc_add_expr_to_block (block, tmp); |
29dc5138 PT |
1594 | |
1595 | /* If the object is an array, transfer rank times: | |
1596 | (null pointer, name, stride, lbound, ubound) */ | |
1597 | ||
1598 | for ( n_dim = 0 ; n_dim < rank ; n_dim++ ) | |
1599 | { | |
db3927fb AH |
1600 | tmp = build_call_expr_loc (input_location, |
1601 | iocall[IOCALL_SET_NML_VAL_DIM], 5, | |
5039610b SL |
1602 | dt_parm_addr, |
1603 | IARG (n_dim), | |
1604 | GFC_TYPE_ARRAY_STRIDE (dt, n_dim), | |
1605 | GFC_TYPE_ARRAY_LBOUND (dt, n_dim), | |
1606 | GFC_TYPE_ARRAY_UBOUND (dt, n_dim)); | |
29dc5138 PT |
1607 | gfc_add_expr_to_block (block, tmp); |
1608 | } | |
1609 | ||
1610 | if (ts->type == BT_DERIVED) | |
1611 | { | |
1612 | gfc_component *cmp; | |
1613 | ||
1614 | /* Provide the RECORD_TYPE to build component references. */ | |
1615 | ||
db3927fb AH |
1616 | tree expr = build_fold_indirect_ref_loc (input_location, |
1617 | addr_expr); | |
29dc5138 | 1618 | |
bc21d315 | 1619 | for (cmp = ts->u.derived->components; cmp; cmp = cmp->next) |
29dc5138 PT |
1620 | { |
1621 | char *full_name = nml_full_name (var_name, cmp->name); | |
1622 | transfer_namelist_element (block, | |
1623 | full_name, | |
1624 | NULL, cmp, expr); | |
1625 | gfc_free (full_name); | |
1626 | } | |
1627 | } | |
3bc268e6 | 1628 | } |
6de9cd9a | 1629 | |
29dc5138 | 1630 | #undef IARG |
29dc5138 | 1631 | |
6de9cd9a DN |
1632 | /* Create a data transfer statement. Not all of the fields are valid |
1633 | for both reading and writing, but improper use has been filtered | |
1634 | out by now. */ | |
1635 | ||
1636 | static tree | |
5e805e44 | 1637 | build_dt (tree function, gfc_code * code) |
6de9cd9a | 1638 | { |
d4feb3d3 | 1639 | stmtblock_t block, post_block, post_end_block, post_iu_block; |
6de9cd9a | 1640 | gfc_dt *dt; |
5e805e44 | 1641 | tree tmp, var; |
29dc5138 | 1642 | gfc_expr *nmlname; |
3bc268e6 | 1643 | gfc_namelist *nml; |
5e1bdeb7 | 1644 | unsigned int mask = 0; |
6de9cd9a | 1645 | |
5e805e44 | 1646 | gfc_start_block (&block); |
6de9cd9a | 1647 | gfc_init_block (&post_block); |
5e805e44 | 1648 | gfc_init_block (&post_end_block); |
d4feb3d3 | 1649 | gfc_init_block (&post_iu_block); |
5e805e44 JJ |
1650 | |
1651 | var = gfc_create_var (st_parameter[IOPARM_ptype_dt].type, "dt_parm"); | |
1652 | ||
1653 | set_error_locus (&block, var, &code->loc); | |
6de9cd9a | 1654 | |
5e805e44 JJ |
1655 | if (last_dt == IOLENGTH) |
1656 | { | |
1657 | gfc_inquire *inq; | |
1658 | ||
1659 | inq = code->ext.inquire; | |
6de9cd9a | 1660 | |
5e805e44 JJ |
1661 | /* First check that preconditions are met. */ |
1662 | gcc_assert (inq != NULL); | |
1663 | gcc_assert (inq->iolength != NULL); | |
1664 | ||
1665 | /* Connect to the iolength variable. */ | |
1666 | mask |= set_parameter_ref (&block, &post_end_block, var, | |
1667 | IOPARM_dt_iolength, inq->iolength); | |
1668 | dt = NULL; | |
1669 | } | |
1670 | else | |
1671 | { | |
1672 | dt = code->ext.dt; | |
1673 | gcc_assert (dt != NULL); | |
1674 | } | |
8750f9cd | 1675 | |
5e805e44 | 1676 | if (dt && dt->io_unit) |
6de9cd9a DN |
1677 | { |
1678 | if (dt->io_unit->ts.type == BT_CHARACTER) | |
1679 | { | |
d4feb3d3 PT |
1680 | mask |= set_internal_unit (&block, &post_iu_block, |
1681 | var, dt->io_unit); | |
c8dce2cf JD |
1682 | set_parameter_const (&block, var, IOPARM_common_unit, |
1683 | dt->io_unit->ts.kind == 1 ? 0 : -1); | |
6de9cd9a | 1684 | } |
6de9cd9a | 1685 | } |
5e805e44 JJ |
1686 | else |
1687 | set_parameter_const (&block, var, IOPARM_common_unit, 0); | |
6de9cd9a | 1688 | |
5e805e44 JJ |
1689 | if (dt) |
1690 | { | |
f96d606f JD |
1691 | if (dt->iomsg) |
1692 | mask |= set_string (&block, &post_block, var, IOPARM_common_iomsg, | |
1693 | dt->iomsg); | |
1694 | ||
1695 | if (dt->iostat) | |
1696 | mask |= set_parameter_ref (&block, &post_end_block, var, | |
1697 | IOPARM_common_iostat, dt->iostat); | |
1698 | ||
1699 | if (dt->err) | |
1700 | mask |= IOPARM_common_err; | |
1701 | ||
1702 | if (dt->eor) | |
1703 | mask |= IOPARM_common_eor; | |
1704 | ||
1705 | if (dt->end) | |
1706 | mask |= IOPARM_common_end; | |
1707 | ||
6f0f0b2e JD |
1708 | if (dt->id) |
1709 | mask |= set_parameter_ref (&block, &post_end_block, var, | |
1710 | IOPARM_dt_id, dt->id); | |
1711 | ||
1712 | if (dt->pos) | |
1713 | mask |= set_parameter_value (&block, var, IOPARM_dt_pos, dt->pos); | |
1714 | ||
1715 | if (dt->asynchronous) | |
1716 | mask |= set_string (&block, &post_block, var, IOPARM_dt_asynchronous, | |
1717 | dt->asynchronous); | |
1718 | ||
1719 | if (dt->blank) | |
1720 | mask |= set_string (&block, &post_block, var, IOPARM_dt_blank, | |
1721 | dt->blank); | |
1722 | ||
1723 | if (dt->decimal) | |
1724 | mask |= set_string (&block, &post_block, var, IOPARM_dt_decimal, | |
1725 | dt->decimal); | |
1726 | ||
1727 | if (dt->delim) | |
1728 | mask |= set_string (&block, &post_block, var, IOPARM_dt_delim, | |
1729 | dt->delim); | |
1730 | ||
1731 | if (dt->pad) | |
1732 | mask |= set_string (&block, &post_block, var, IOPARM_dt_pad, | |
1733 | dt->pad); | |
1734 | ||
1735 | if (dt->round) | |
1736 | mask |= set_string (&block, &post_block, var, IOPARM_dt_round, | |
1737 | dt->round); | |
1738 | ||
1739 | if (dt->sign) | |
1740 | mask |= set_string (&block, &post_block, var, IOPARM_dt_sign, | |
1741 | dt->sign); | |
1742 | ||
5e805e44 JJ |
1743 | if (dt->rec) |
1744 | mask |= set_parameter_value (&block, var, IOPARM_dt_rec, dt->rec); | |
6de9cd9a | 1745 | |
5e805e44 JJ |
1746 | if (dt->advance) |
1747 | mask |= set_string (&block, &post_block, var, IOPARM_dt_advance, | |
1748 | dt->advance); | |
6de9cd9a | 1749 | |
5e805e44 | 1750 | if (dt->format_expr) |
9341698a | 1751 | mask |= set_string (&block, &post_end_block, var, IOPARM_dt_format, |
5e805e44 | 1752 | dt->format_expr); |
6de9cd9a | 1753 | |
5e805e44 JJ |
1754 | if (dt->format_label) |
1755 | { | |
1756 | if (dt->format_label == &format_asterisk) | |
1757 | mask |= IOPARM_dt_list_format; | |
1758 | else | |
1759 | mask |= set_string (&block, &post_block, var, IOPARM_dt_format, | |
1760 | dt->format_label->format); | |
1761 | } | |
6de9cd9a | 1762 | |
5e805e44 JJ |
1763 | if (dt->size) |
1764 | mask |= set_parameter_ref (&block, &post_end_block, var, | |
1765 | IOPARM_dt_size, dt->size); | |
6de9cd9a | 1766 | |
5e805e44 JJ |
1767 | if (dt->namelist) |
1768 | { | |
1769 | if (dt->format_expr || dt->format_label) | |
1770 | gfc_internal_error ("build_dt: format with namelist"); | |
1771 | ||
b7e75771 JD |
1772 | nmlname = gfc_get_character_expr (gfc_default_character_kind, NULL, |
1773 | dt->namelist->name, | |
1774 | strlen (dt->namelist->name)); | |
29dc5138 | 1775 | |
5e805e44 JJ |
1776 | mask |= set_string (&block, &post_block, var, IOPARM_dt_namelist_name, |
1777 | nmlname); | |
29dc5138 | 1778 | |
5e805e44 JJ |
1779 | if (last_dt == READ) |
1780 | mask |= IOPARM_dt_namelist_read_mode; | |
29dc5138 | 1781 | |
5e805e44 | 1782 | set_parameter_const (&block, var, IOPARM_common_flags, mask); |
29dc5138 | 1783 | |
5e805e44 JJ |
1784 | dt_parm = var; |
1785 | ||
1786 | for (nml = dt->namelist->namelist; nml; nml = nml->next) | |
1787 | transfer_namelist_element (&block, nml->sym->name, nml->sym, | |
71ff73f3 | 1788 | NULL, NULL_TREE); |
5e805e44 JJ |
1789 | } |
1790 | else | |
1791 | set_parameter_const (&block, var, IOPARM_common_flags, mask); | |
f96d606f JD |
1792 | |
1793 | if (dt->io_unit && dt->io_unit->ts.type == BT_INTEGER) | |
1794 | set_parameter_value (&block, var, IOPARM_common_unit, dt->io_unit); | |
6de9cd9a | 1795 | } |
5e805e44 JJ |
1796 | else |
1797 | set_parameter_const (&block, var, IOPARM_common_flags, mask); | |
6de9cd9a | 1798 | |
628c189e | 1799 | tmp = gfc_build_addr_expr (NULL_TREE, var); |
033e7d21 | 1800 | tmp = build_call_expr_loc (UNKNOWN_LOCATION, |
db3927fb | 1801 | function, 1, tmp); |
6de9cd9a DN |
1802 | gfc_add_expr_to_block (&block, tmp); |
1803 | ||
1804 | gfc_add_block_to_block (&block, &post_block); | |
1805 | ||
5e805e44 JJ |
1806 | dt_parm = var; |
1807 | dt_post_end_block = &post_end_block; | |
1808 | ||
bc51e726 JD |
1809 | /* Set implied do loop exit condition. */ |
1810 | if (last_dt == READ || last_dt == WRITE) | |
1811 | { | |
1812 | gfc_st_parameter_field *p = &st_parameter_field[IOPARM_common_flags]; | |
1813 | ||
65a9ca82 TB |
1814 | tmp = fold_build3_loc (input_location, COMPONENT_REF, |
1815 | st_parameter[IOPARM_ptype_common].type, | |
1816 | dt_parm, TYPE_FIELDS (TREE_TYPE (dt_parm)), | |
1817 | NULL_TREE); | |
1818 | tmp = fold_build3_loc (input_location, COMPONENT_REF, | |
1819 | TREE_TYPE (p->field), tmp, p->field, NULL_TREE); | |
1820 | tmp = fold_build2_loc (input_location, BIT_AND_EXPR, TREE_TYPE (tmp), | |
1821 | tmp, build_int_cst (TREE_TYPE (tmp), | |
1822 | IOPARM_common_libreturn_mask)); | |
bc51e726 JD |
1823 | } |
1824 | else /* IOLENGTH */ | |
1825 | tmp = NULL_TREE; | |
1826 | ||
1827 | gfc_add_expr_to_block (&block, gfc_trans_code_cond (code->block->next, tmp)); | |
5e805e44 | 1828 | |
d4feb3d3 PT |
1829 | gfc_add_block_to_block (&block, &post_iu_block); |
1830 | ||
5e805e44 JJ |
1831 | dt_parm = NULL; |
1832 | dt_post_end_block = NULL; | |
1833 | ||
6de9cd9a DN |
1834 | return gfc_finish_block (&block); |
1835 | } | |
1836 | ||
1837 | ||
8750f9cd JB |
1838 | /* Translate the IOLENGTH form of an INQUIRE statement. We treat |
1839 | this as a third sort of data transfer statement, except that | |
e7dc5b4f | 1840 | lengths are summed instead of actually transferring any data. */ |
8750f9cd JB |
1841 | |
1842 | tree | |
1843 | gfc_trans_iolength (gfc_code * code) | |
1844 | { | |
8750f9cd | 1845 | last_dt = IOLENGTH; |
5e805e44 | 1846 | return build_dt (iocall[IOCALL_IOLENGTH], code); |
8750f9cd JB |
1847 | } |
1848 | ||
1849 | ||
6de9cd9a DN |
1850 | /* Translate a READ statement. */ |
1851 | ||
1852 | tree | |
1853 | gfc_trans_read (gfc_code * code) | |
1854 | { | |
6de9cd9a | 1855 | last_dt = READ; |
5e805e44 | 1856 | return build_dt (iocall[IOCALL_READ], code); |
6de9cd9a DN |
1857 | } |
1858 | ||
1859 | ||
1860 | /* Translate a WRITE statement */ | |
1861 | ||
1862 | tree | |
1863 | gfc_trans_write (gfc_code * code) | |
1864 | { | |
6de9cd9a | 1865 | last_dt = WRITE; |
5e805e44 | 1866 | return build_dt (iocall[IOCALL_WRITE], code); |
6de9cd9a DN |
1867 | } |
1868 | ||
1869 | ||
1870 | /* Finish a data transfer statement. */ | |
1871 | ||
1872 | tree | |
1873 | gfc_trans_dt_end (gfc_code * code) | |
1874 | { | |
1875 | tree function, tmp; | |
1876 | stmtblock_t block; | |
1877 | ||
1878 | gfc_init_block (&block); | |
1879 | ||
8750f9cd JB |
1880 | switch (last_dt) |
1881 | { | |
1882 | case READ: | |
5e805e44 | 1883 | function = iocall[IOCALL_READ_DONE]; |
8750f9cd JB |
1884 | break; |
1885 | ||
1886 | case WRITE: | |
5e805e44 | 1887 | function = iocall[IOCALL_WRITE_DONE]; |
8750f9cd JB |
1888 | break; |
1889 | ||
1890 | case IOLENGTH: | |
5e805e44 | 1891 | function = iocall[IOCALL_IOLENGTH_DONE]; |
8750f9cd JB |
1892 | break; |
1893 | ||
1894 | default: | |
6e45f57b | 1895 | gcc_unreachable (); |
8750f9cd | 1896 | } |
6de9cd9a | 1897 | |
628c189e | 1898 | tmp = gfc_build_addr_expr (NULL_TREE, dt_parm); |
db3927fb AH |
1899 | tmp = build_call_expr_loc (input_location, |
1900 | function, 1, tmp); | |
6de9cd9a | 1901 | gfc_add_expr_to_block (&block, tmp); |
5e805e44 JJ |
1902 | gfc_add_block_to_block (&block, dt_post_end_block); |
1903 | gfc_init_block (dt_post_end_block); | |
6de9cd9a | 1904 | |
8750f9cd JB |
1905 | if (last_dt != IOLENGTH) |
1906 | { | |
6e45f57b | 1907 | gcc_assert (code->ext.dt != NULL); |
5e805e44 | 1908 | io_result (&block, dt_parm, code->ext.dt->err, |
8750f9cd JB |
1909 | code->ext.dt->end, code->ext.dt->eor); |
1910 | } | |
6de9cd9a DN |
1911 | |
1912 | return gfc_finish_block (&block); | |
1913 | } | |
1914 | ||
d2ccf6aa | 1915 | static void |
aa5e22f0 | 1916 | transfer_expr (gfc_se * se, gfc_typespec * ts, tree addr_expr, gfc_code * code); |
d2ccf6aa VL |
1917 | |
1918 | /* Given an array field in a derived type variable, generate the code | |
1919 | for the loop that iterates over array elements, and the code that | |
1920 | accesses those array elements. Use transfer_expr to generate code | |
1921 | for transferring that element. Because elements may also be | |
1922 | derived types, transfer_expr and transfer_array_component are mutually | |
1923 | recursive. */ | |
1924 | ||
1925 | static tree | |
bdfd2ff0 | 1926 | transfer_array_component (tree expr, gfc_component * cm, locus * where) |
d2ccf6aa VL |
1927 | { |
1928 | tree tmp; | |
1929 | stmtblock_t body; | |
1930 | stmtblock_t block; | |
1931 | gfc_loopinfo loop; | |
1932 | int n; | |
1933 | gfc_ss *ss; | |
1934 | gfc_se se; | |
1935 | ||
1936 | gfc_start_block (&block); | |
1937 | gfc_init_se (&se, NULL); | |
1938 | ||
1939 | /* Create and initialize Scalarization Status. Unlike in | |
1940 | gfc_trans_transfer, we can't simply use gfc_walk_expr to take | |
1941 | care of this task, because we don't have a gfc_expr at hand. | |
1942 | Build one manually, as in gfc_trans_subarray_assign. */ | |
1943 | ||
1944 | ss = gfc_get_ss (); | |
1945 | ss->type = GFC_SS_COMPONENT; | |
1946 | ss->expr = NULL; | |
1947 | ss->shape = gfc_get_shape (cm->as->rank); | |
1948 | ss->next = gfc_ss_terminator; | |
1949 | ss->data.info.dimen = cm->as->rank; | |
1950 | ss->data.info.descriptor = expr; | |
1951 | ss->data.info.data = gfc_conv_array_data (expr); | |
1952 | ss->data.info.offset = gfc_conv_array_offset (expr); | |
1953 | for (n = 0; n < cm->as->rank; n++) | |
1954 | { | |
1955 | ss->data.info.dim[n] = n; | |
1956 | ss->data.info.start[n] = gfc_conv_array_lbound (expr, n); | |
1957 | ss->data.info.stride[n] = gfc_index_one_node; | |
1958 | ||
1959 | mpz_init (ss->shape[n]); | |
1960 | mpz_sub (ss->shape[n], cm->as->upper[n]->value.integer, | |
1961 | cm->as->lower[n]->value.integer); | |
1962 | mpz_add_ui (ss->shape[n], ss->shape[n], 1); | |
1963 | } | |
1964 | ||
f7b529fa | 1965 | /* Once we got ss, we use scalarizer to create the loop. */ |
d2ccf6aa VL |
1966 | |
1967 | gfc_init_loopinfo (&loop); | |
1968 | gfc_add_ss_to_loop (&loop, ss); | |
1969 | gfc_conv_ss_startstride (&loop); | |
bdfd2ff0 | 1970 | gfc_conv_loop_setup (&loop, where); |
d2ccf6aa VL |
1971 | gfc_mark_ss_chain_used (ss, 1); |
1972 | gfc_start_scalarized_body (&loop, &body); | |
1973 | ||
1974 | gfc_copy_loopinfo_to_se (&se, &loop); | |
1975 | se.ss = ss; | |
1976 | ||
1977 | /* gfc_conv_tmp_array_ref assumes that se.expr contains the array. */ | |
1978 | se.expr = expr; | |
1979 | gfc_conv_tmp_array_ref (&se); | |
1980 | ||
1981 | /* Now se.expr contains an element of the array. Take the address and pass | |
1982 | it to the IO routines. */ | |
628c189e | 1983 | tmp = gfc_build_addr_expr (NULL_TREE, se.expr); |
aa5e22f0 | 1984 | transfer_expr (&se, &cm->ts, tmp, NULL); |
d2ccf6aa VL |
1985 | |
1986 | /* We are done now with the loop body. Wrap up the scalarizer and | |
f7b529fa | 1987 | return. */ |
d2ccf6aa VL |
1988 | |
1989 | gfc_add_block_to_block (&body, &se.pre); | |
1990 | gfc_add_block_to_block (&body, &se.post); | |
1991 | ||
1992 | gfc_trans_scalarizing_loops (&loop, &body); | |
1993 | ||
1994 | gfc_add_block_to_block (&block, &loop.pre); | |
1995 | gfc_add_block_to_block (&block, &loop.post); | |
1996 | ||
d2ccf6aa VL |
1997 | for (n = 0; n < cm->as->rank; n++) |
1998 | mpz_clear (ss->shape[n]); | |
1999 | gfc_free (ss->shape); | |
2000 | ||
96654664 PB |
2001 | gfc_cleanup_loop (&loop); |
2002 | ||
d2ccf6aa VL |
2003 | return gfc_finish_block (&block); |
2004 | } | |
6de9cd9a DN |
2005 | |
2006 | /* Generate the call for a scalar transfer node. */ | |
2007 | ||
2008 | static void | |
aa5e22f0 | 2009 | transfer_expr (gfc_se * se, gfc_typespec * ts, tree addr_expr, gfc_code * code) |
6de9cd9a | 2010 | { |
8a221914 | 2011 | tree tmp, function, arg2, arg3, field, expr; |
6de9cd9a DN |
2012 | gfc_component *c; |
2013 | int kind; | |
2014 | ||
a8b3b0b6 CR |
2015 | /* It is possible to get a C_NULL_PTR or C_NULL_FUNPTR expression here if |
2016 | the user says something like: print *, 'c_null_ptr: ', c_null_ptr | |
2017 | We need to translate the expression to a constant if it's either | |
aa5e22f0 CR |
2018 | C_NULL_PTR or C_NULL_FUNPTR. We could also get a user variable of |
2019 | type C_PTR or C_FUNPTR, in which case the ts->type may no longer be | |
2020 | BT_DERIVED (could have been changed by gfc_conv_expr). */ | |
bc21d315 JW |
2021 | if ((ts->type == BT_DERIVED || ts->type == BT_INTEGER) |
2022 | && ts->u.derived != NULL | |
2023 | && (ts->is_iso_c == 1 || ts->u.derived->ts.is_iso_c == 1)) | |
a8b3b0b6 | 2024 | { |
aa5e22f0 CR |
2025 | /* C_PTR and C_FUNPTR have private components which means they can not |
2026 | be printed. However, if -std=gnu and not -pedantic, allow | |
2027 | the component to be printed to help debugging. */ | |
2028 | if (gfc_notification_std (GFC_STD_GNU) != SILENT) | |
2029 | { | |
2030 | gfc_error_now ("Derived type '%s' at %L has PRIVATE components", | |
bc21d315 | 2031 | ts->u.derived->name, code != NULL ? &(code->loc) : |
aa5e22f0 CR |
2032 | &gfc_current_locus); |
2033 | return; | |
2034 | } | |
2035 | ||
bc21d315 JW |
2036 | ts->type = ts->u.derived->ts.type; |
2037 | ts->kind = ts->u.derived->ts.kind; | |
2038 | ts->f90_type = ts->u.derived->ts.f90_type; | |
a8b3b0b6 CR |
2039 | } |
2040 | ||
6de9cd9a DN |
2041 | kind = ts->kind; |
2042 | function = NULL; | |
2043 | arg2 = NULL; | |
8a221914 | 2044 | arg3 = NULL; |
6de9cd9a DN |
2045 | |
2046 | switch (ts->type) | |
2047 | { | |
2048 | case BT_INTEGER: | |
7d60be94 | 2049 | arg2 = build_int_cst (NULL_TREE, kind); |
6eb6875d TK |
2050 | if (last_dt == READ) |
2051 | function = iocall[IOCALL_X_INTEGER]; | |
2052 | else | |
2053 | function = iocall[IOCALL_X_INTEGER_WRITE]; | |
2054 | ||
6de9cd9a DN |
2055 | break; |
2056 | ||
2057 | case BT_REAL: | |
7d60be94 | 2058 | arg2 = build_int_cst (NULL_TREE, kind); |
6eb6875d TK |
2059 | if (last_dt == READ) |
2060 | function = iocall[IOCALL_X_REAL]; | |
2061 | else | |
2062 | function = iocall[IOCALL_X_REAL_WRITE]; | |
2063 | ||
6de9cd9a DN |
2064 | break; |
2065 | ||
2066 | case BT_COMPLEX: | |
7d60be94 | 2067 | arg2 = build_int_cst (NULL_TREE, kind); |
6eb6875d TK |
2068 | if (last_dt == READ) |
2069 | function = iocall[IOCALL_X_COMPLEX]; | |
2070 | else | |
2071 | function = iocall[IOCALL_X_COMPLEX_WRITE]; | |
2072 | ||
6de9cd9a DN |
2073 | break; |
2074 | ||
2075 | case BT_LOGICAL: | |
7d60be94 | 2076 | arg2 = build_int_cst (NULL_TREE, kind); |
6eb6875d TK |
2077 | if (last_dt == READ) |
2078 | function = iocall[IOCALL_X_LOGICAL]; | |
2079 | else | |
2080 | function = iocall[IOCALL_X_LOGICAL_WRITE]; | |
2081 | ||
6de9cd9a DN |
2082 | break; |
2083 | ||
2084 | case BT_CHARACTER: | |
8a221914 JD |
2085 | if (kind == 4) |
2086 | { | |
2087 | if (se->string_length) | |
2088 | arg2 = se->string_length; | |
2089 | else | |
2090 | { | |
db3927fb AH |
2091 | tmp = build_fold_indirect_ref_loc (input_location, |
2092 | addr_expr); | |
8a221914 JD |
2093 | gcc_assert (TREE_CODE (TREE_TYPE (tmp)) == ARRAY_TYPE); |
2094 | arg2 = TYPE_MAX_VALUE (TYPE_DOMAIN (TREE_TYPE (tmp))); | |
2095 | arg2 = fold_convert (gfc_charlen_type_node, arg2); | |
2096 | } | |
2097 | arg3 = build_int_cst (NULL_TREE, kind); | |
6eb6875d TK |
2098 | if (last_dt == READ) |
2099 | function = iocall[IOCALL_X_CHARACTER_WIDE]; | |
2100 | else | |
2101 | function = iocall[IOCALL_X_CHARACTER_WIDE_WRITE]; | |
2102 | ||
628c189e | 2103 | tmp = gfc_build_addr_expr (NULL_TREE, dt_parm); |
db3927fb AH |
2104 | tmp = build_call_expr_loc (input_location, |
2105 | function, 4, tmp, addr_expr, arg2, arg3); | |
8a221914 JD |
2106 | gfc_add_expr_to_block (&se->pre, tmp); |
2107 | gfc_add_block_to_block (&se->pre, &se->post); | |
2108 | return; | |
2109 | } | |
2110 | /* Fall through. */ | |
7b95e2a8 | 2111 | case BT_HOLLERITH: |
d2ccf6aa VL |
2112 | if (se->string_length) |
2113 | arg2 = se->string_length; | |
2114 | else | |
2115 | { | |
db3927fb AH |
2116 | tmp = build_fold_indirect_ref_loc (input_location, |
2117 | addr_expr); | |
d2ccf6aa VL |
2118 | gcc_assert (TREE_CODE (TREE_TYPE (tmp)) == ARRAY_TYPE); |
2119 | arg2 = TYPE_MAX_VALUE (TYPE_DOMAIN (TREE_TYPE (tmp))); | |
2120 | } | |
6eb6875d TK |
2121 | if (last_dt == READ) |
2122 | function = iocall[IOCALL_X_CHARACTER]; | |
2123 | else | |
2124 | function = iocall[IOCALL_X_CHARACTER_WRITE]; | |
2125 | ||
6de9cd9a DN |
2126 | break; |
2127 | ||
2128 | case BT_DERIVED: | |
d2ccf6aa | 2129 | /* Recurse into the elements of the derived type. */ |
6de9cd9a | 2130 | expr = gfc_evaluate_now (addr_expr, &se->pre); |
db3927fb AH |
2131 | expr = build_fold_indirect_ref_loc (input_location, |
2132 | expr); | |
6de9cd9a | 2133 | |
bc21d315 | 2134 | for (c = ts->u.derived->components; c; c = c->next) |
6de9cd9a DN |
2135 | { |
2136 | field = c->backend_decl; | |
6e45f57b | 2137 | gcc_assert (field && TREE_CODE (field) == FIELD_DECL); |
6de9cd9a | 2138 | |
db3927fb AH |
2139 | tmp = fold_build3_loc (UNKNOWN_LOCATION, |
2140 | COMPONENT_REF, TREE_TYPE (field), | |
44855d8c | 2141 | expr, field, NULL_TREE); |
6de9cd9a | 2142 | |
d4b7d0f0 | 2143 | if (c->attr.dimension) |
d2ccf6aa | 2144 | { |
bdfd2ff0 | 2145 | tmp = transfer_array_component (tmp, c, & code->loc); |
d2ccf6aa VL |
2146 | gfc_add_expr_to_block (&se->pre, tmp); |
2147 | } | |
2148 | else | |
2149 | { | |
d4b7d0f0 | 2150 | if (!c->attr.pointer) |
628c189e | 2151 | tmp = gfc_build_addr_expr (NULL_TREE, tmp); |
aa5e22f0 | 2152 | transfer_expr (se, &c->ts, tmp, code); |
d2ccf6aa | 2153 | } |
6de9cd9a DN |
2154 | } |
2155 | return; | |
2156 | ||
2157 | default: | |
2158 | internal_error ("Bad IO basetype (%d)", ts->type); | |
2159 | } | |
2160 | ||
628c189e | 2161 | tmp = gfc_build_addr_expr (NULL_TREE, dt_parm); |
db3927fb AH |
2162 | tmp = build_call_expr_loc (input_location, |
2163 | function, 3, tmp, addr_expr, arg2); | |
6de9cd9a DN |
2164 | gfc_add_expr_to_block (&se->pre, tmp); |
2165 | gfc_add_block_to_block (&se->pre, &se->post); | |
8750f9cd | 2166 | |
6de9cd9a DN |
2167 | } |
2168 | ||
2169 | ||
18623fae JB |
2170 | /* Generate a call to pass an array descriptor to the IO library. The |
2171 | array should be of one of the intrinsic types. */ | |
2172 | ||
2173 | static void | |
2174 | transfer_array_desc (gfc_se * se, gfc_typespec * ts, tree addr_expr) | |
2175 | { | |
6eb6875d | 2176 | tree tmp, charlen_arg, kind_arg, io_call; |
18623fae JB |
2177 | |
2178 | if (ts->type == BT_CHARACTER) | |
2179 | charlen_arg = se->string_length; | |
2180 | else | |
7fb41a42 | 2181 | charlen_arg = build_int_cst (NULL_TREE, 0); |
18623fae | 2182 | |
e5ef4b3b JB |
2183 | kind_arg = build_int_cst (NULL_TREE, ts->kind); |
2184 | ||
628c189e | 2185 | tmp = gfc_build_addr_expr (NULL_TREE, dt_parm); |
6eb6875d TK |
2186 | if (last_dt == READ) |
2187 | io_call = iocall[IOCALL_X_ARRAY]; | |
2188 | else | |
2189 | io_call = iocall[IOCALL_X_ARRAY_WRITE]; | |
2190 | ||
033e7d21 | 2191 | tmp = build_call_expr_loc (UNKNOWN_LOCATION, |
6eb6875d | 2192 | io_call, 4, |
5039610b | 2193 | tmp, addr_expr, kind_arg, charlen_arg); |
18623fae JB |
2194 | gfc_add_expr_to_block (&se->pre, tmp); |
2195 | gfc_add_block_to_block (&se->pre, &se->post); | |
2196 | } | |
2197 | ||
2198 | ||
6de9cd9a DN |
2199 | /* gfc_trans_transfer()-- Translate a TRANSFER code node */ |
2200 | ||
2201 | tree | |
2202 | gfc_trans_transfer (gfc_code * code) | |
2203 | { | |
2204 | stmtblock_t block, body; | |
2205 | gfc_loopinfo loop; | |
2206 | gfc_expr *expr; | |
99c7ab42 | 2207 | gfc_ref *ref; |
6de9cd9a DN |
2208 | gfc_ss *ss; |
2209 | gfc_se se; | |
2210 | tree tmp; | |
c63173dd | 2211 | int n; |
6de9cd9a DN |
2212 | |
2213 | gfc_start_block (&block); | |
18623fae | 2214 | gfc_init_block (&body); |
6de9cd9a | 2215 | |
a513927a | 2216 | expr = code->expr1; |
6de9cd9a DN |
2217 | ss = gfc_walk_expr (expr); |
2218 | ||
99c7ab42 | 2219 | ref = NULL; |
6de9cd9a DN |
2220 | gfc_init_se (&se, NULL); |
2221 | ||
2222 | if (ss == gfc_ss_terminator) | |
18623fae | 2223 | { |
815d8045 | 2224 | /* Transfer a scalar value. */ |
18623fae | 2225 | gfc_conv_expr_reference (&se, expr); |
aa5e22f0 | 2226 | transfer_expr (&se, &expr->ts, se.expr, code); |
18623fae | 2227 | } |
815d8045 | 2228 | else |
6de9cd9a | 2229 | { |
99c7ab42 PT |
2230 | /* Transfer an array. If it is an array of an intrinsic |
2231 | type, pass the descriptor to the library. Otherwise | |
2232 | scalarize the transfer. */ | |
f64edc8b | 2233 | if (expr->ref && !gfc_is_proc_ptr_comp (expr, NULL)) |
99c7ab42 PT |
2234 | { |
2235 | for (ref = expr->ref; ref && ref->type != REF_ARRAY; | |
2236 | ref = ref->next); | |
2237 | gcc_assert (ref->type == REF_ARRAY); | |
2238 | } | |
2239 | ||
1d6b7f39 PT |
2240 | if (expr->ts.type != BT_DERIVED |
2241 | && ref && ref->next == NULL | |
2242 | && !is_subref_array (expr)) | |
815d8045 | 2243 | { |
c63173dd PT |
2244 | bool seen_vector = false; |
2245 | ||
2246 | if (ref && ref->u.ar.type == AR_SECTION) | |
2247 | { | |
2248 | for (n = 0; n < ref->u.ar.dimen; n++) | |
2249 | if (ref->u.ar.dimen_type[n] == DIMEN_VECTOR) | |
2250 | seen_vector = true; | |
2251 | } | |
2252 | ||
2253 | if (seen_vector && last_dt == READ) | |
2254 | { | |
2255 | /* Create a temp, read to that and copy it back. */ | |
430f2d1f | 2256 | gfc_conv_subref_array_arg (&se, expr, 0, INTENT_OUT, false); |
c63173dd PT |
2257 | tmp = se.expr; |
2258 | } | |
2259 | else | |
2260 | { | |
2261 | /* Get the descriptor. */ | |
2262 | gfc_conv_expr_descriptor (&se, expr, ss); | |
628c189e | 2263 | tmp = gfc_build_addr_expr (NULL_TREE, se.expr); |
c63173dd PT |
2264 | } |
2265 | ||
99c7ab42 PT |
2266 | transfer_array_desc (&se, &expr->ts, tmp); |
2267 | goto finish_block_label; | |
815d8045 JB |
2268 | } |
2269 | ||
6de9cd9a DN |
2270 | /* Initialize the scalarizer. */ |
2271 | gfc_init_loopinfo (&loop); | |
2272 | gfc_add_ss_to_loop (&loop, ss); | |
2273 | ||
2274 | /* Initialize the loop. */ | |
2275 | gfc_conv_ss_startstride (&loop); | |
a513927a | 2276 | gfc_conv_loop_setup (&loop, &code->expr1->where); |
6de9cd9a DN |
2277 | |
2278 | /* The main loop body. */ | |
2279 | gfc_mark_ss_chain_used (ss, 1); | |
2280 | gfc_start_scalarized_body (&loop, &body); | |
2281 | ||
2282 | gfc_copy_loopinfo_to_se (&se, &loop); | |
2283 | se.ss = ss; | |
6de9cd9a | 2284 | |
18623fae | 2285 | gfc_conv_expr_reference (&se, expr); |
aa5e22f0 | 2286 | transfer_expr (&se, &expr->ts, se.expr, code); |
18623fae | 2287 | } |
815d8045 JB |
2288 | |
2289 | finish_block_label: | |
6de9cd9a DN |
2290 | |
2291 | gfc_add_block_to_block (&body, &se.pre); | |
2292 | gfc_add_block_to_block (&body, &se.post); | |
2293 | ||
2294 | if (se.ss == NULL) | |
2295 | tmp = gfc_finish_block (&body); | |
2296 | else | |
2297 | { | |
6e45f57b | 2298 | gcc_assert (se.ss == gfc_ss_terminator); |
6de9cd9a DN |
2299 | gfc_trans_scalarizing_loops (&loop, &body); |
2300 | ||
2301 | gfc_add_block_to_block (&loop.pre, &loop.post); | |
2302 | tmp = gfc_finish_block (&loop.pre); | |
2303 | gfc_cleanup_loop (&loop); | |
2304 | } | |
2305 | ||
2306 | gfc_add_expr_to_block (&block, tmp); | |
2307 | ||
d2ccf6aa | 2308 | return gfc_finish_block (&block); |
6de9cd9a DN |
2309 | } |
2310 | ||
2311 | #include "gt-fortran-trans-io.h" |