1 /* Build up a list of intrinsic subroutines and functions for the
3 Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation,
5 Contributed by Andy Vaught & Katherine Holcomb
7 This file is part of GCC.
9 GCC is free software; you can redistribute it and/or modify it under
10 the terms of the GNU General Public License as published by the Free
11 Software Foundation; either version 2, or (at your option) any later
14 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
15 WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
19 You should have received a copy of the GNU General Public License
20 along with GCC; see the file COPYING. If not, write to the Free
21 Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
29 #include "intrinsic.h"
32 /* Namespace to hold the resolved symbols for intrinsic subroutines. */
33 static gfc_namespace *gfc_intrinsic_namespace;
35 int gfc_init_expr = 0;
37 /* Pointers to an intrinsic function and its argument names that are being
40 const char *gfc_current_intrinsic;
41 const char *gfc_current_intrinsic_arg[MAX_INTRINSIC_ARGS];
42 locus *gfc_current_intrinsic_where;
44 static gfc_intrinsic_sym *functions, *subroutines, *conversion, *next_sym;
45 static gfc_intrinsic_arg *next_arg;
47 static int nfunc, nsub, nargs, nconv;
50 { SZ_NOTHING = 0, SZ_SUBS, SZ_FUNCS, SZ_CONVS }
56 /* Return a letter based on the passed type. Used to construct the
57 name of a type-dependent subroutine. */
60 gfc_type_letter (bt type)
95 /* Get a symbol for a resolved name. */
98 gfc_get_intrinsic_sub_symbol (const char * name)
102 gfc_get_symbol (name, gfc_intrinsic_namespace, &sym);
103 sym->attr.always_explicit = 1;
104 sym->attr.subroutine = 1;
105 sym->attr.flavor = FL_PROCEDURE;
106 sym->attr.proc = PROC_INTRINSIC;
112 /* Return a pointer to the name of a conversion function given two
116 conv_name (gfc_typespec * from, gfc_typespec * to)
118 static char name[30];
120 sprintf (name, "__convert_%c%d_%c%d", gfc_type_letter (from->type),
121 from->kind, gfc_type_letter (to->type), to->kind);
123 return gfc_get_string (name);
127 /* Given a pair of typespecs, find the gfc_intrinsic_sym node that
128 corresponds to the conversion. Returns NULL if the conversion
131 static gfc_intrinsic_sym *
132 find_conv (gfc_typespec * from, gfc_typespec * to)
134 gfc_intrinsic_sym *sym;
138 target = conv_name (from, to);
141 for (i = 0; i < nconv; i++, sym++)
142 if (strcmp (target, sym->name) == 0)
149 /* Interface to the check functions. We break apart an argument list
150 and call the proper check function rather than forcing each
151 function to manipulate the argument list. */
154 do_check (gfc_intrinsic_sym * specific, gfc_actual_arglist * arg)
156 gfc_expr *a1, *a2, *a3, *a4, *a5;
159 return (*specific->check.f0) ();
164 return (*specific->check.f1) (a1);
169 return (*specific->check.f2) (a1, a2);
174 return (*specific->check.f3) (a1, a2, a3);
179 return (*specific->check.f4) (a1, a2, a3, a4);
184 return (*specific->check.f5) (a1, a2, a3, a4, a5);
186 gfc_internal_error ("do_check(): too many args");
190 /*********** Subroutines to build the intrinsic list ****************/
192 /* Add a single intrinsic symbol to the current list.
195 char * name of function
196 int whether function is elemental
197 int If the function can be used as an actual argument
198 bt return type of function
199 int kind of return type of function
200 int Fortran standard version
201 check pointer to check function
202 simplify pointer to simplification function
203 resolve pointer to resolution function
205 Optional arguments come in multiples of four:
206 char * name of argument
209 int arg optional flag (1=optional, 0=required)
211 The sequence is terminated by a NULL name.
213 TODO: Are checks on actual_ok implemented elsewhere, or is that just
217 add_sym (const char *name, int elemental, int actual_ok ATTRIBUTE_UNUSED,
218 bt type, int kind, int standard, gfc_check_f check,
219 gfc_simplify_f simplify, gfc_resolve_f resolve, ...)
221 char buf[GFC_MAX_SYMBOL_LEN + 11]; /* 10 for '_gfortran_', 1 for '\0' */
222 int optional, first_flag;
225 /* First check that the intrinsic belongs to the selected standard.
226 If not, don't add it to the symbol list. */
227 if (!(gfc_option.allow_std & standard))
241 next_sym->name = gfc_get_string (name);
243 strcpy (buf, "_gfortran_");
245 next_sym->lib_name = gfc_get_string (buf);
247 next_sym->elemental = elemental;
248 next_sym->ts.type = type;
249 next_sym->ts.kind = kind;
250 next_sym->standard = standard;
251 next_sym->simplify = simplify;
252 next_sym->check = check;
253 next_sym->resolve = resolve;
254 next_sym->specific = 0;
255 next_sym->generic = 0;
259 gfc_internal_error ("add_sym(): Bad sizing mode");
262 va_start (argp, resolve);
268 name = va_arg (argp, char *);
272 type = (bt) va_arg (argp, int);
273 kind = va_arg (argp, int);
274 optional = va_arg (argp, int);
276 if (sizing != SZ_NOTHING)
283 next_sym->formal = next_arg;
285 (next_arg - 1)->next = next_arg;
289 strcpy (next_arg->name, name);
290 next_arg->ts.type = type;
291 next_arg->ts.kind = kind;
292 next_arg->optional = optional;
302 /* Add a symbol to the function list where the function takes
306 add_sym_0 (const char *name, int elemental, int actual_ok, bt type,
307 int kind, int standard,
309 gfc_expr *(*simplify)(void),
310 void (*resolve)(gfc_expr *))
320 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
325 /* Add a symbol to the subroutine list where the subroutine takes
329 add_sym_0s (const char * name, int actual_ok, int standard,
330 void (*resolve)(gfc_code *))
340 add_sym (name, 1, actual_ok, BT_UNKNOWN, 0, standard, cf, sf, rf,
345 /* Add a symbol to the function list where the function takes
349 add_sym_1 (const char *name, int elemental, int actual_ok, bt type,
350 int kind, int standard,
351 try (*check)(gfc_expr *),
352 gfc_expr *(*simplify)(gfc_expr *),
353 void (*resolve)(gfc_expr *,gfc_expr *),
354 const char* a1, bt type1, int kind1, int optional1)
364 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
365 a1, type1, kind1, optional1,
370 /* Add a symbol to the subroutine list where the subroutine takes
374 add_sym_1s (const char *name, int elemental, int actual_ok, bt type,
375 int kind, int standard,
376 try (*check)(gfc_expr *),
377 gfc_expr *(*simplify)(gfc_expr *),
378 void (*resolve)(gfc_code *),
379 const char* a1, bt type1, int kind1, int optional1)
389 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
390 a1, type1, kind1, optional1,
395 /* Add a symbol from the MAX/MIN family of intrinsic functions to the
396 function. MAX et al take 2 or more arguments. */
399 add_sym_1m (const char *name, int elemental, int actual_ok, bt type,
400 int kind, int standard,
401 try (*check)(gfc_actual_arglist *),
402 gfc_expr *(*simplify)(gfc_expr *),
403 void (*resolve)(gfc_expr *,gfc_actual_arglist *),
404 const char* a1, bt type1, int kind1, int optional1,
405 const char* a2, bt type2, int kind2, int optional2)
415 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
416 a1, type1, kind1, optional1,
417 a2, type2, kind2, optional2,
422 /* Add a symbol to the function list where the function takes
426 add_sym_2 (const char *name, int elemental, int actual_ok, bt type,
427 int kind, int standard,
428 try (*check)(gfc_expr *,gfc_expr *),
429 gfc_expr *(*simplify)(gfc_expr *,gfc_expr *),
430 void (*resolve)(gfc_expr *,gfc_expr *,gfc_expr *),
431 const char* a1, bt type1, int kind1, int optional1,
432 const char* a2, bt type2, int kind2, int optional2)
442 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
443 a1, type1, kind1, optional1,
444 a2, type2, kind2, optional2,
449 /* Add a symbol to the subroutine list where the subroutine takes
453 add_sym_2s (const char *name, int elemental, int actual_ok, bt type,
454 int kind, int standard,
455 try (*check)(gfc_expr *,gfc_expr *),
456 gfc_expr *(*simplify)(gfc_expr *,gfc_expr *),
457 void (*resolve)(gfc_code *),
458 const char* a1, bt type1, int kind1, int optional1,
459 const char* a2, bt type2, int kind2, int optional2)
469 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
470 a1, type1, kind1, optional1,
471 a2, type2, kind2, optional2,
476 /* Add a symbol to the function list where the function takes
480 add_sym_3 (const char *name, int elemental, int actual_ok, bt type,
481 int kind, int standard,
482 try (*check)(gfc_expr *,gfc_expr *,gfc_expr *),
483 gfc_expr *(*simplify)(gfc_expr *,gfc_expr *,gfc_expr *),
484 void (*resolve)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
485 const char* a1, bt type1, int kind1, int optional1,
486 const char* a2, bt type2, int kind2, int optional2,
487 const char* a3, bt type3, int kind3, int optional3)
497 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
498 a1, type1, kind1, optional1,
499 a2, type2, kind2, optional2,
500 a3, type3, kind3, optional3,
505 /* MINLOC and MAXLOC get special treatment because their argument
506 might have to be reordered. */
509 add_sym_3ml (const char *name, int elemental,
510 int actual_ok, bt type, int kind, int standard,
511 try (*check)(gfc_actual_arglist *),
512 gfc_expr*(*simplify)(gfc_expr *,gfc_expr *,gfc_expr *),
513 void (*resolve)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
514 const char* a1, bt type1, int kind1, int optional1,
515 const char* a2, bt type2, int kind2, int optional2,
516 const char* a3, bt type3, int kind3, int optional3)
526 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
527 a1, type1, kind1, optional1,
528 a2, type2, kind2, optional2,
529 a3, type3, kind3, optional3,
534 /* MINVAL, MAXVAL, PRODUCT, and SUM also get special treatment because
535 their argument also might have to be reordered. */
538 add_sym_3red (const char *name, int elemental,
539 int actual_ok, bt type, int kind, int standard,
540 try (*check)(gfc_actual_arglist *),
541 gfc_expr*(*simplify)(gfc_expr *,gfc_expr *,gfc_expr *),
542 void (*resolve)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
543 const char* a1, bt type1, int kind1, int optional1,
544 const char* a2, bt type2, int kind2, int optional2,
545 const char* a3, bt type3, int kind3, int optional3)
555 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
556 a1, type1, kind1, optional1,
557 a2, type2, kind2, optional2,
558 a3, type3, kind3, optional3,
563 /* Add a symbol to the subroutine list where the subroutine takes
567 add_sym_3s (const char *name, int elemental, int actual_ok, bt type,
568 int kind, int standard,
569 try (*check)(gfc_expr *,gfc_expr *,gfc_expr *),
570 gfc_expr *(*simplify)(gfc_expr *,gfc_expr *,gfc_expr *),
571 void (*resolve)(gfc_code *),
572 const char* a1, bt type1, int kind1, int optional1,
573 const char* a2, bt type2, int kind2, int optional2,
574 const char* a3, bt type3, int kind3, int optional3)
584 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
585 a1, type1, kind1, optional1,
586 a2, type2, kind2, optional2,
587 a3, type3, kind3, optional3,
592 /* Add a symbol to the function list where the function takes
596 add_sym_4 (const char *name, int elemental, int actual_ok, bt type,
597 int kind, int standard,
598 try (*check)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
599 gfc_expr *(*simplify)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
600 void (*resolve)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
601 const char* a1, bt type1, int kind1, int optional1,
602 const char* a2, bt type2, int kind2, int optional2,
603 const char* a3, bt type3, int kind3, int optional3,
604 const char* a4, bt type4, int kind4, int optional4 )
614 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
615 a1, type1, kind1, optional1,
616 a2, type2, kind2, optional2,
617 a3, type3, kind3, optional3,
618 a4, type4, kind4, optional4,
623 /* Add a symbol to the subroutine list where the subroutine takes
627 add_sym_4s (const char *name, int elemental, int actual_ok,
628 bt type, int kind, int standard,
629 try (*check)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
630 gfc_expr *(*simplify)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
631 void (*resolve)(gfc_code *),
632 const char* a1, bt type1, int kind1, int optional1,
633 const char* a2, bt type2, int kind2, int optional2,
634 const char* a3, bt type3, int kind3, int optional3,
635 const char* a4, bt type4, int kind4, int optional4)
645 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
646 a1, type1, kind1, optional1,
647 a2, type2, kind2, optional2,
648 a3, type3, kind3, optional3,
649 a4, type4, kind4, optional4,
654 /* Add a symbol to the subroutine list where the subroutine takes
658 add_sym_5s (const char *name, int elemental, int actual_ok,
659 bt type, int kind, int standard,
660 try (*check)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
661 gfc_expr *(*simplify)(gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *,gfc_expr *),
662 void (*resolve)(gfc_code *),
663 const char* a1, bt type1, int kind1, int optional1,
664 const char* a2, bt type2, int kind2, int optional2,
665 const char* a3, bt type3, int kind3, int optional3,
666 const char* a4, bt type4, int kind4, int optional4,
667 const char* a5, bt type5, int kind5, int optional5)
677 add_sym (name, elemental, actual_ok, type, kind, standard, cf, sf, rf,
678 a1, type1, kind1, optional1,
679 a2, type2, kind2, optional2,
680 a3, type3, kind3, optional3,
681 a4, type4, kind4, optional4,
682 a5, type5, kind5, optional5,
687 /* Locate an intrinsic symbol given a base pointer, number of elements
688 in the table and a pointer to a name. Returns the NULL pointer if
689 a name is not found. */
691 static gfc_intrinsic_sym *
692 find_sym (gfc_intrinsic_sym * start, int n, const char *name)
697 if (strcmp (name, start->name) == 0)
708 /* Given a name, find a function in the intrinsic function table.
709 Returns NULL if not found. */
712 gfc_find_function (const char *name)
715 return find_sym (functions, nfunc, name);
719 /* Given a name, find a function in the intrinsic subroutine table.
720 Returns NULL if not found. */
722 static gfc_intrinsic_sym *
723 find_subroutine (const char *name)
726 return find_sym (subroutines, nsub, name);
730 /* Given a string, figure out if it is the name of a generic intrinsic
734 gfc_generic_intrinsic (const char *name)
736 gfc_intrinsic_sym *sym;
738 sym = gfc_find_function (name);
739 return (sym == NULL) ? 0 : sym->generic;
743 /* Given a string, figure out if it is the name of a specific
744 intrinsic function or not. */
747 gfc_specific_intrinsic (const char *name)
749 gfc_intrinsic_sym *sym;
751 sym = gfc_find_function (name);
752 return (sym == NULL) ? 0 : sym->specific;
756 /* Given a string, figure out if it is the name of an intrinsic
757 subroutine or function. There are no generic intrinsic
758 subroutines, they are all specific. */
761 gfc_intrinsic_name (const char *name, int subroutine_flag)
764 return subroutine_flag ?
765 find_subroutine (name) != NULL : gfc_find_function (name) != NULL;
769 /* Collect a set of intrinsic functions into a generic collection.
770 The first argument is the name of the generic function, which is
771 also the name of a specific function. The rest of the specifics
772 currently in the table are placed into the list of specific
773 functions associated with that generic. */
776 make_generic (const char *name, gfc_generic_isym_id generic_id, int standard)
778 gfc_intrinsic_sym *g;
780 if (!(gfc_option.allow_std & standard))
783 if (sizing != SZ_NOTHING)
786 g = gfc_find_function (name);
788 gfc_internal_error ("make_generic(): Can't find generic symbol '%s'",
793 g->generic_id = generic_id;
794 if ((g + 1)->name != NULL)
795 g->specific_head = g + 1;
798 while (g->name != NULL)
802 g->generic_id = generic_id;
811 /* Create a duplicate intrinsic function entry for the current
812 function, the only difference being the alternate name. Note that
813 we use argument lists more than once, but all argument lists are
814 freed as a single block. */
817 make_alias (const char *name, int standard)
820 /* First check that the intrinsic belongs to the selected standard.
821 If not, don't add it to the symbol list. */
822 if (!(gfc_option.allow_std & standard))
836 next_sym[0] = next_sym[-1];
837 next_sym->name = gfc_get_string (name);
846 /* Make the current subroutine noreturn. */
851 if (sizing == SZ_NOTHING)
852 next_sym[-1].noreturn = 1;
855 /* Add intrinsic functions. */
861 /* Argument names as in the standard (to be used as argument keywords). */
863 *a = "a", *f = "field", *pt = "pointer", *tg = "target",
864 *b = "b", *m = "matrix", *ma = "matrix_a", *mb = "matrix_b",
865 *c = "c", *n = "ncopies", *pos = "pos", *bck = "back",
866 *i = "i", *v = "vector", *va = "vector_a", *vb = "vector_b",
867 *j = "j", *a1 = "a1", *fs = "fsource", *ts = "tsource",
868 *l = "l", *a2 = "a2", *mo = "mold", *ord = "order",
869 *p = "p", *ar = "array", *shp = "shape", *src = "source",
870 *r = "r", *bd = "boundary", *pad = "pad", *set = "set",
871 *s = "s", *dm = "dim", *kind = "kind", *msk = "mask",
872 *x = "x", *sh = "shift", *stg = "string", *ssg = "substring",
873 *y = "y", *sz = "size", *sta = "string_a", *stb = "string_b",
874 *z = "z", *ln = "len", *ut = "unit", *han = "handler",
877 int di, dr, dd, dl, dc, dz, ii;
879 di = gfc_default_integer_kind;
880 dr = gfc_default_real_kind;
881 dd = gfc_default_double_kind;
882 dl = gfc_default_logical_kind;
883 dc = gfc_default_character_kind;
884 dz = gfc_default_complex_kind;
885 ii = gfc_index_integer_kind;
887 add_sym_1 ("abs", 1, 1, BT_REAL, dr, GFC_STD_F77,
888 gfc_check_abs, gfc_simplify_abs, gfc_resolve_abs,
889 a, BT_REAL, dr, REQUIRED);
891 add_sym_1 ("iabs", 1, 1, BT_INTEGER, di, GFC_STD_F77,
892 NULL, gfc_simplify_abs, gfc_resolve_abs,
893 a, BT_INTEGER, di, REQUIRED);
895 add_sym_1 ("dabs", 1, 1, BT_REAL, dd, GFC_STD_F77,
896 NULL, gfc_simplify_abs, gfc_resolve_abs,
897 a, BT_REAL, dd, REQUIRED);
899 add_sym_1 ("cabs", 1, 1, BT_REAL, dr, GFC_STD_F77,
900 NULL, gfc_simplify_abs, gfc_resolve_abs,
901 a, BT_COMPLEX, dz, REQUIRED);
903 add_sym_1 ("zabs", 1, 1, BT_REAL, dd, GFC_STD_GNU,
904 NULL, gfc_simplify_abs, gfc_resolve_abs,
905 a, BT_COMPLEX, dd, REQUIRED);
907 make_alias ("cdabs", GFC_STD_GNU);
909 make_generic ("abs", GFC_ISYM_ABS, GFC_STD_F77);
911 add_sym_1 ("achar", 1, 1, BT_CHARACTER, dc, GFC_STD_F95,
912 gfc_check_achar, gfc_simplify_achar, NULL,
913 i, BT_INTEGER, di, REQUIRED);
915 make_generic ("achar", GFC_ISYM_ACHAR, GFC_STD_F95);
917 add_sym_1 ("acos", 1, 1, BT_REAL, dr, GFC_STD_F77,
918 gfc_check_fn_r, gfc_simplify_acos, gfc_resolve_acos,
919 x, BT_REAL, dr, REQUIRED);
921 add_sym_1 ("dacos", 1, 1, BT_REAL, dd, GFC_STD_F77,
922 NULL, gfc_simplify_acos, gfc_resolve_acos,
923 x, BT_REAL, dd, REQUIRED);
925 make_generic ("acos", GFC_ISYM_ACOS, GFC_STD_F77);
927 add_sym_1 ("acosh", 1, 1, BT_REAL, dr, GFC_STD_GNU,
928 gfc_check_fn_r, gfc_simplify_acosh, gfc_resolve_acosh,
929 x, BT_REAL, dr, REQUIRED);
931 add_sym_1 ("dacosh", 1, 1, BT_REAL, dd, GFC_STD_GNU,
932 NULL, gfc_simplify_acosh, gfc_resolve_acosh,
933 x, BT_REAL, dd, REQUIRED);
935 make_generic ("acosh", GFC_ISYM_ACOSH, GFC_STD_GNU);
937 add_sym_1 ("adjustl", 1, 1, BT_CHARACTER, dc, GFC_STD_F95,
938 NULL, gfc_simplify_adjustl, NULL,
939 stg, BT_CHARACTER, dc, REQUIRED);
941 make_generic ("adjustl", GFC_ISYM_ADJUSTL, GFC_STD_F95);
943 add_sym_1 ("adjustr", 1, 1, BT_CHARACTER, dc, GFC_STD_F95,
944 NULL, gfc_simplify_adjustr, NULL,
945 stg, BT_CHARACTER, dc, REQUIRED);
947 make_generic ("adjustr", GFC_ISYM_ADJUSTR, GFC_STD_F95);
949 add_sym_1 ("aimag", 1, 1, BT_REAL, dr, GFC_STD_F77,
950 gfc_check_fn_c, gfc_simplify_aimag, gfc_resolve_aimag,
951 z, BT_COMPLEX, dz, REQUIRED);
953 make_alias ("imag", GFC_STD_GNU);
954 make_alias ("imagpart", GFC_STD_GNU);
956 add_sym_1 ("dimag", 1, 1, BT_REAL, dd, GFC_STD_GNU,
957 NULL, gfc_simplify_aimag, gfc_resolve_aimag,
958 z, BT_COMPLEX, dd, REQUIRED);
961 make_generic ("aimag", GFC_ISYM_AIMAG, GFC_STD_F77);
963 add_sym_2 ("aint", 1, 1, BT_REAL, dr, GFC_STD_F77,
964 gfc_check_a_xkind, gfc_simplify_aint, gfc_resolve_aint,
965 a, BT_REAL, dr, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
967 add_sym_1 ("dint", 1, 1, BT_REAL, dd, GFC_STD_F77,
968 NULL, gfc_simplify_dint, gfc_resolve_dint,
969 a, BT_REAL, dd, REQUIRED);
971 make_generic ("aint", GFC_ISYM_AINT, GFC_STD_F77);
973 add_sym_2 ("all", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
974 gfc_check_all_any, NULL, gfc_resolve_all,
975 msk, BT_LOGICAL, dl, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL);
977 make_generic ("all", GFC_ISYM_ALL, GFC_STD_F95);
979 add_sym_1 ("allocated", 0, 1, BT_LOGICAL, dl, GFC_STD_F95,
980 gfc_check_allocated, NULL, NULL,
981 ar, BT_UNKNOWN, 0, REQUIRED);
983 make_generic ("allocated", GFC_ISYM_ALLOCATED, GFC_STD_F95);
985 add_sym_2 ("anint", 1, 1, BT_REAL, dr, GFC_STD_F77,
986 gfc_check_a_xkind, gfc_simplify_anint, gfc_resolve_anint,
987 a, BT_REAL, dr, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
989 add_sym_1 ("dnint", 1, 1, BT_REAL, dd, GFC_STD_F77,
990 NULL, gfc_simplify_dnint, gfc_resolve_dnint,
991 a, BT_REAL, dd, REQUIRED);
993 make_generic ("anint", GFC_ISYM_ANINT, GFC_STD_F77);
995 add_sym_2 ("any", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
996 gfc_check_all_any, NULL, gfc_resolve_any,
997 msk, BT_LOGICAL, dl, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL);
999 make_generic ("any", GFC_ISYM_ANY, GFC_STD_F95);
1001 add_sym_1 ("asin", 1, 1, BT_REAL, dr, GFC_STD_F77,
1002 gfc_check_fn_r, gfc_simplify_asin, gfc_resolve_asin,
1003 x, BT_REAL, dr, REQUIRED);
1005 add_sym_1 ("dasin", 1, 1, BT_REAL, dd, GFC_STD_F77,
1006 NULL, gfc_simplify_asin, gfc_resolve_asin,
1007 x, BT_REAL, dd, REQUIRED);
1009 make_generic ("asin", GFC_ISYM_ASIN, GFC_STD_F77);
1011 add_sym_1 ("asinh", 1, 1, BT_REAL, dr, GFC_STD_GNU,
1012 gfc_check_fn_r, gfc_simplify_asinh, gfc_resolve_asinh,
1013 x, BT_REAL, dr, REQUIRED);
1015 add_sym_1 ("dasinh", 1, 1, BT_REAL, dd, GFC_STD_GNU,
1016 NULL, gfc_simplify_asinh, gfc_resolve_asinh,
1017 x, BT_REAL, dd, REQUIRED);
1019 make_generic ("asinh", GFC_ISYM_ASINH, GFC_STD_GNU);
1021 add_sym_2 ("associated", 0, 1, BT_LOGICAL, dl, GFC_STD_F95,
1022 gfc_check_associated, NULL, NULL,
1023 pt, BT_UNKNOWN, 0, REQUIRED, tg, BT_UNKNOWN, 0, OPTIONAL);
1025 make_generic ("associated", GFC_ISYM_ASSOCIATED, GFC_STD_F95);
1027 add_sym_1 ("atan", 1, 1, BT_REAL, dr, GFC_STD_F77,
1028 gfc_check_fn_r, gfc_simplify_atan, gfc_resolve_atan,
1029 x, BT_REAL, dr, REQUIRED);
1031 add_sym_1 ("datan", 1, 1, BT_REAL, dd, GFC_STD_F77,
1032 NULL, gfc_simplify_atan, gfc_resolve_atan,
1033 x, BT_REAL, dd, REQUIRED);
1035 make_generic ("atan", GFC_ISYM_ATAN, GFC_STD_F77);
1037 add_sym_1 ("atanh", 1, 1, BT_REAL, dr, GFC_STD_GNU,
1038 gfc_check_fn_r, gfc_simplify_atanh, gfc_resolve_atanh,
1039 x, BT_REAL, dr, REQUIRED);
1041 add_sym_1 ("datanh", 1, 1, BT_REAL, dd, GFC_STD_GNU,
1042 NULL, gfc_simplify_atanh, gfc_resolve_atanh,
1043 x, BT_REAL, dd, REQUIRED);
1045 make_generic ("atanh", GFC_ISYM_ATANH, GFC_STD_GNU);
1047 add_sym_2 ("atan2", 1, 1, BT_REAL, dr, GFC_STD_F77,
1048 gfc_check_atan2, gfc_simplify_atan2, gfc_resolve_atan2,
1049 y, BT_REAL, dr, REQUIRED, x, BT_REAL, dr, REQUIRED);
1051 add_sym_2 ("datan2", 1, 1, BT_REAL, dd, GFC_STD_F77,
1052 NULL, gfc_simplify_atan2, gfc_resolve_atan2,
1053 y, BT_REAL, dd, REQUIRED, x, BT_REAL, dd, REQUIRED);
1055 make_generic ("atan2", GFC_ISYM_ATAN2, GFC_STD_F77);
1057 /* Bessel and Neumann functions for G77 compatibility. */
1058 add_sym_1 ("besj0", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1059 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1060 x, BT_REAL, dr, REQUIRED);
1062 add_sym_1 ("dbesj0", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1063 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1064 x, BT_REAL, dd, REQUIRED);
1066 make_generic ("besj0", GFC_ISYM_J0, GFC_STD_GNU);
1068 add_sym_1 ("besj1", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1069 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1070 x, BT_REAL, dr, REQUIRED);
1072 add_sym_1 ("dbesj1", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1073 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1074 x, BT_REAL, dd, REQUIRED);
1076 make_generic ("besj1", GFC_ISYM_J1, GFC_STD_GNU);
1078 add_sym_2 ("besjn", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1079 gfc_check_besn, NULL, gfc_resolve_besn,
1080 n, BT_INTEGER, di, REQUIRED, x, BT_REAL, dr, REQUIRED);
1082 add_sym_2 ("dbesjn", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1083 gfc_check_besn, NULL, gfc_resolve_besn,
1084 n, BT_INTEGER, di, REQUIRED, x, BT_REAL, dd, REQUIRED);
1086 make_generic ("besjn", GFC_ISYM_JN, GFC_STD_GNU);
1088 add_sym_1 ("besy0", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1089 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1090 x, BT_REAL, dr, REQUIRED);
1092 add_sym_1 ("dbesy0", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1093 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1094 x, BT_REAL, dd, REQUIRED);
1096 make_generic ("besy0", GFC_ISYM_Y0, GFC_STD_GNU);
1098 add_sym_1 ("besy1", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1099 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1100 x, BT_REAL, dr, REQUIRED);
1102 add_sym_1 ("dbesy1", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1103 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1104 x, BT_REAL, dd, REQUIRED);
1106 make_generic ("besy1", GFC_ISYM_Y1, GFC_STD_GNU);
1108 add_sym_2 ("besyn", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1109 gfc_check_besn, NULL, gfc_resolve_besn,
1110 n, BT_INTEGER, di, REQUIRED, x, BT_REAL, dr, REQUIRED);
1112 add_sym_2 ("dbesyn", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1113 gfc_check_besn, NULL, gfc_resolve_besn,
1114 n, BT_INTEGER, di, REQUIRED, x, BT_REAL, dd, REQUIRED);
1116 make_generic ("besyn", GFC_ISYM_YN, GFC_STD_GNU);
1118 add_sym_1 ("bit_size", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1119 gfc_check_i, gfc_simplify_bit_size, NULL,
1120 i, BT_INTEGER, di, REQUIRED);
1122 make_generic ("bit_size", GFC_ISYM_NONE, GFC_STD_F95);
1124 add_sym_2 ("btest", 1, 1, BT_LOGICAL, dl, GFC_STD_F95,
1125 gfc_check_btest, gfc_simplify_btest, gfc_resolve_btest,
1126 i, BT_INTEGER, di, REQUIRED, pos, BT_INTEGER, di, REQUIRED);
1128 make_generic ("btest", GFC_ISYM_BTEST, GFC_STD_F95);
1130 add_sym_2 ("ceiling", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1131 gfc_check_a_ikind, gfc_simplify_ceiling, gfc_resolve_ceiling,
1132 a, BT_REAL, dr, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
1134 make_generic ("ceiling", GFC_ISYM_CEILING, GFC_STD_F95);
1136 add_sym_2 ("char", 1, 0, BT_CHARACTER, dc, GFC_STD_F77,
1137 gfc_check_char, gfc_simplify_char, gfc_resolve_char,
1138 i, BT_INTEGER, di, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
1140 make_generic ("char", GFC_ISYM_CHAR, GFC_STD_F77);
1142 add_sym_1 ("chdir", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
1143 gfc_check_chdir, NULL, gfc_resolve_chdir,
1144 a, BT_CHARACTER, dc, REQUIRED);
1146 make_generic ("chdir", GFC_ISYM_CHDIR, GFC_STD_GNU);
1148 add_sym_3 ("cmplx", 1, 1, BT_COMPLEX, dz, GFC_STD_F77,
1149 gfc_check_cmplx, gfc_simplify_cmplx, gfc_resolve_cmplx,
1150 x, BT_UNKNOWN, dr, REQUIRED, y, BT_UNKNOWN, dr, OPTIONAL,
1151 kind, BT_INTEGER, di, OPTIONAL);
1153 make_generic ("cmplx", GFC_ISYM_CMPLX, GFC_STD_F77);
1155 /* Making dcmplx a specific of cmplx causes cmplx to return a double
1156 complex instead of the default complex. */
1158 add_sym_2 ("dcmplx", 1, 1, BT_COMPLEX, dd, GFC_STD_GNU,
1159 gfc_check_dcmplx, gfc_simplify_dcmplx, gfc_resolve_dcmplx,
1160 x, BT_REAL, dd, REQUIRED, y, BT_REAL, dd, OPTIONAL);
1162 make_generic ("dcmplx", GFC_ISYM_CMPLX, GFC_STD_GNU);
1164 add_sym_1 ("conjg", 1, 1, BT_COMPLEX, dz, GFC_STD_F77,
1165 gfc_check_fn_c, gfc_simplify_conjg, gfc_resolve_conjg,
1166 z, BT_COMPLEX, dz, REQUIRED);
1168 add_sym_1 ("dconjg", 1, 1, BT_COMPLEX, dd, GFC_STD_GNU,
1169 NULL, gfc_simplify_conjg, gfc_resolve_conjg,
1170 z, BT_COMPLEX, dd, REQUIRED);
1172 make_generic ("conjg", GFC_ISYM_CONJG, GFC_STD_F77);
1174 add_sym_1 ("cos", 1, 1, BT_REAL, dr, GFC_STD_F77,
1175 gfc_check_fn_rc, gfc_simplify_cos, gfc_resolve_cos,
1176 x, BT_REAL, dr, REQUIRED);
1178 add_sym_1 ("dcos", 1, 1, BT_REAL, dd, GFC_STD_F77,
1179 gfc_check_fn_rc, gfc_simplify_cos, gfc_resolve_cos,
1180 x, BT_REAL, dd, REQUIRED);
1182 add_sym_1 ("ccos", 1, 1, BT_COMPLEX, dz, GFC_STD_F77,
1183 NULL, gfc_simplify_cos, gfc_resolve_cos,
1184 x, BT_COMPLEX, dz, REQUIRED);
1186 add_sym_1 ("zcos", 1, 1, BT_COMPLEX, dd, GFC_STD_GNU,
1187 NULL, gfc_simplify_cos, gfc_resolve_cos,
1188 x, BT_COMPLEX, dd, REQUIRED);
1190 make_alias ("cdcos", GFC_STD_GNU);
1192 make_generic ("cos", GFC_ISYM_COS, GFC_STD_F77);
1194 add_sym_1 ("cosh", 1, 1, BT_REAL, dr, GFC_STD_F77,
1195 gfc_check_fn_r, gfc_simplify_cosh, gfc_resolve_cosh,
1196 x, BT_REAL, dr, REQUIRED);
1198 add_sym_1 ("dcosh", 1, 1, BT_REAL, dd, GFC_STD_F77,
1199 NULL, gfc_simplify_cosh, gfc_resolve_cosh,
1200 x, BT_REAL, dd, REQUIRED);
1202 make_generic ("cosh", GFC_ISYM_COSH, GFC_STD_F77);
1204 add_sym_2 ("count", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1205 gfc_check_count, NULL, gfc_resolve_count,
1206 msk, BT_LOGICAL, dl, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL);
1208 make_generic ("count", GFC_ISYM_COUNT, GFC_STD_F95);
1210 add_sym_3 ("cshift", 0, 1, BT_REAL, dr, GFC_STD_F95,
1211 gfc_check_cshift, NULL, gfc_resolve_cshift,
1212 ar, BT_REAL, dr, REQUIRED, sh, BT_INTEGER, di, REQUIRED,
1213 dm, BT_INTEGER, ii, OPTIONAL);
1215 make_generic ("cshift", GFC_ISYM_CSHIFT, GFC_STD_F95);
1217 add_sym_1 ("dble", 1, 1, BT_REAL, dd, GFC_STD_F77,
1218 gfc_check_dble, gfc_simplify_dble, gfc_resolve_dble,
1219 a, BT_REAL, dr, REQUIRED);
1221 make_alias ("dfloat", GFC_STD_GNU);
1223 make_generic ("dble", GFC_ISYM_DBLE, GFC_STD_F77);
1225 add_sym_1 ("digits", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1226 gfc_check_digits, gfc_simplify_digits, NULL,
1227 x, BT_UNKNOWN, dr, REQUIRED);
1229 make_generic ("digits", GFC_ISYM_NONE, GFC_STD_F95);
1231 add_sym_2 ("dim", 1, 1, BT_REAL, dr, GFC_STD_F77,
1232 gfc_check_a_p, gfc_simplify_dim, gfc_resolve_dim,
1233 x, BT_UNKNOWN, dr, REQUIRED, y, BT_UNKNOWN, dr, REQUIRED);
1235 add_sym_2 ("idim", 1, 1, BT_INTEGER, di, GFC_STD_F77,
1236 NULL, gfc_simplify_dim, gfc_resolve_dim,
1237 x, BT_INTEGER, di, REQUIRED, y, BT_INTEGER, di, REQUIRED);
1239 add_sym_2 ("ddim", 1, 1, BT_REAL, dd, GFC_STD_F77,
1240 NULL, gfc_simplify_dim, gfc_resolve_dim,
1241 x, BT_REAL, dd, REQUIRED, y, BT_REAL, dd, REQUIRED);
1243 make_generic ("dim", GFC_ISYM_DIM, GFC_STD_F77);
1245 add_sym_2 ("dot_product", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
1246 gfc_check_dot_product, NULL, gfc_resolve_dot_product,
1247 va, BT_REAL, dr, REQUIRED, vb, BT_REAL, dr, REQUIRED);
1249 make_generic ("dot_product", GFC_ISYM_DOT_PRODUCT, GFC_STD_F95);
1251 add_sym_2 ("dprod", 1, 1, BT_REAL, dd, GFC_STD_F77,
1252 NULL, gfc_simplify_dprod, gfc_resolve_dprod,
1253 x, BT_REAL, dr, REQUIRED, y, BT_REAL, dr, REQUIRED);
1255 make_generic ("dprod", GFC_ISYM_DPROD, GFC_STD_F77);
1257 add_sym_1 ("dreal", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1259 a, BT_COMPLEX, dd, REQUIRED);
1261 make_generic ("dreal", GFC_ISYM_REAL, GFC_STD_GNU);
1263 add_sym_4 ("eoshift", 0, 1, BT_REAL, dr, GFC_STD_F95,
1264 gfc_check_eoshift, NULL, gfc_resolve_eoshift,
1265 ar, BT_REAL, dr, 0, sh, BT_INTEGER, ii, REQUIRED,
1266 bd, BT_REAL, dr, 1, dm, BT_INTEGER, ii, OPTIONAL);
1268 make_generic ("eoshift", GFC_ISYM_EOSHIFT, GFC_STD_F95);
1270 add_sym_1 ("epsilon", 0, 1, BT_REAL, dr, GFC_STD_F95,
1271 gfc_check_x, gfc_simplify_epsilon, NULL,
1272 x, BT_REAL, dr, REQUIRED);
1274 make_generic ("epsilon", GFC_ISYM_NONE, GFC_STD_F95);
1276 /* G77 compatibility for the ERF() and ERFC() functions. */
1277 add_sym_1 ("erf", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1278 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1279 x, BT_REAL, dr, REQUIRED);
1281 add_sym_1 ("derf", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1282 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1283 x, BT_REAL, dd, REQUIRED);
1285 make_generic ("erf", GFC_ISYM_ERF, GFC_STD_GNU);
1287 add_sym_1 ("erfc", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1288 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1289 x, BT_REAL, dr, REQUIRED);
1291 add_sym_1 ("derfc", 1, 0, BT_REAL, dd, GFC_STD_GNU,
1292 gfc_check_g77_math1, NULL, gfc_resolve_g77_math1,
1293 x, BT_REAL, dd, REQUIRED);
1295 make_generic ("erfc", GFC_ISYM_ERFC, GFC_STD_GNU);
1297 /* G77 compatibility */
1298 add_sym_1 ("etime", 0, 1, BT_REAL, 4, GFC_STD_GNU,
1299 gfc_check_etime, NULL, NULL,
1300 x, BT_REAL, 4, REQUIRED);
1302 make_alias ("dtime", GFC_STD_GNU);
1304 make_generic ("etime", GFC_ISYM_ETIME, GFC_STD_GNU);
1306 add_sym_1 ("exp", 1, 1, BT_REAL, dr, GFC_STD_F77,
1307 gfc_check_fn_rc, gfc_simplify_exp, gfc_resolve_exp,
1308 x, BT_REAL, dr, REQUIRED);
1310 add_sym_1 ("dexp", 1, 1, BT_REAL, dd, GFC_STD_F77,
1311 NULL, gfc_simplify_exp, gfc_resolve_exp,
1312 x, BT_REAL, dd, REQUIRED);
1314 add_sym_1 ("cexp", 1, 1, BT_COMPLEX, dz, GFC_STD_F77,
1315 NULL, gfc_simplify_exp, gfc_resolve_exp,
1316 x, BT_COMPLEX, dz, REQUIRED);
1318 add_sym_1 ("zexp", 1, 1, BT_COMPLEX, dd, GFC_STD_GNU,
1319 NULL, gfc_simplify_exp, gfc_resolve_exp,
1320 x, BT_COMPLEX, dd, REQUIRED);
1322 make_alias ("cdexp", GFC_STD_GNU);
1324 make_generic ("exp", GFC_ISYM_EXP, GFC_STD_F77);
1326 add_sym_1 ("exponent", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1327 gfc_check_x, gfc_simplify_exponent, gfc_resolve_exponent,
1328 x, BT_REAL, dr, REQUIRED);
1330 make_generic ("exponent", GFC_ISYM_EXPONENT, GFC_STD_F95);
1332 add_sym_2 ("floor", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1333 gfc_check_a_ikind, gfc_simplify_floor, gfc_resolve_floor,
1334 a, BT_REAL, dr, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
1336 make_generic ("floor", GFC_ISYM_FLOOR, GFC_STD_F95);
1338 /* G77 compatible fnum */
1339 add_sym_1 ("fnum", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
1340 gfc_check_fnum, NULL, gfc_resolve_fnum,
1341 ut, BT_INTEGER, di, REQUIRED);
1343 make_generic ("fnum", GFC_ISYM_FNUM, GFC_STD_GNU);
1345 add_sym_1 ("fraction", 1, 1, BT_REAL, dr, GFC_STD_F95,
1346 gfc_check_x, gfc_simplify_fraction, gfc_resolve_fraction,
1347 x, BT_REAL, dr, REQUIRED);
1349 make_generic ("fraction", GFC_ISYM_FRACTION, GFC_STD_F95);
1351 add_sym_2 ("fstat", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
1352 gfc_check_fstat, NULL, gfc_resolve_fstat,
1353 a, BT_INTEGER, di, REQUIRED, b, BT_INTEGER, di, REQUIRED);
1355 make_generic ("fstat", GFC_ISYM_FSTAT, GFC_STD_GNU);
1357 /* Unix IDs (g77 compatibility) */
1358 add_sym_1 ("getcwd", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
1359 NULL, NULL, gfc_resolve_getcwd,
1360 c, BT_CHARACTER, dc, REQUIRED);
1362 make_generic ("getcwd", GFC_ISYM_GETCWD, GFC_STD_GNU);
1364 add_sym_0 ("getgid", 1, 0, BT_INTEGER, di, GFC_STD_GNU,
1365 NULL, NULL, gfc_resolve_getgid);
1367 make_generic ("getgid", GFC_ISYM_GETGID, GFC_STD_GNU);
1369 add_sym_0 ("getpid", 1, 0, BT_INTEGER, di, GFC_STD_GNU,
1370 NULL, NULL, gfc_resolve_getpid);
1372 make_generic ("getpid", GFC_ISYM_GETPID, GFC_STD_GNU);
1374 add_sym_0 ("getuid", 1, 0, BT_INTEGER, di, GFC_STD_GNU,
1375 NULL, NULL, gfc_resolve_getuid);
1377 make_generic ("getuid", GFC_ISYM_GETUID, GFC_STD_GNU);
1379 add_sym_1 ("hostnm", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
1380 gfc_check_hostnm, NULL, gfc_resolve_hostnm,
1381 a, BT_CHARACTER, dc, REQUIRED);
1383 make_generic ("hostnm", GFC_ISYM_HOSTNM, GFC_STD_GNU);
1385 add_sym_1 ("huge", 0, 1, BT_REAL, dr, GFC_STD_F95,
1386 gfc_check_huge, gfc_simplify_huge, NULL,
1387 x, BT_UNKNOWN, dr, REQUIRED);
1389 make_generic ("huge", GFC_ISYM_NONE, GFC_STD_F95);
1391 add_sym_1 ("iachar", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1392 gfc_check_ichar_iachar, gfc_simplify_iachar, NULL,
1393 c, BT_CHARACTER, dc, REQUIRED);
1395 make_generic ("iachar", GFC_ISYM_IACHAR, GFC_STD_F95);
1397 add_sym_2 ("iand", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1398 gfc_check_iand, gfc_simplify_iand, gfc_resolve_iand,
1399 i, BT_INTEGER, di, REQUIRED, j, BT_INTEGER, di, REQUIRED);
1401 make_generic ("iand", GFC_ISYM_IAND, GFC_STD_F95);
1403 add_sym_0 ("iargc", 1, 1, BT_INTEGER, di, GFC_STD_GNU,
1406 make_generic ("iargc", GFC_ISYM_IARGC, GFC_STD_GNU);
1408 add_sym_0 ("command_argument_count", 1, 1, BT_INTEGER, di, GFC_STD_F2003,
1411 make_generic ("command_argument_count", GFC_ISYM_COMMAND_ARGUMENT_COUNT,
1414 add_sym_2 ("ibclr", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1415 gfc_check_ibclr, gfc_simplify_ibclr, gfc_resolve_ibclr,
1416 i, BT_INTEGER, di, REQUIRED, pos, BT_INTEGER, di, REQUIRED);
1418 make_generic ("ibclr", GFC_ISYM_IBCLR, GFC_STD_F95);
1420 add_sym_3 ("ibits", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1421 gfc_check_ibits, gfc_simplify_ibits, gfc_resolve_ibits,
1422 i, BT_INTEGER, di, REQUIRED, pos, BT_INTEGER, di, REQUIRED,
1423 ln, BT_INTEGER, di, REQUIRED);
1425 make_generic ("ibits", GFC_ISYM_IBITS, GFC_STD_F95);
1427 add_sym_2 ("ibset", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1428 gfc_check_ibset, gfc_simplify_ibset, gfc_resolve_ibset,
1429 i, BT_INTEGER, di, REQUIRED, pos, BT_INTEGER, di, REQUIRED);
1431 make_generic ("ibset", GFC_ISYM_IBSET, GFC_STD_F95);
1433 add_sym_1 ("ichar", 1, 0, BT_INTEGER, di, GFC_STD_F77,
1434 gfc_check_ichar_iachar, gfc_simplify_ichar, gfc_resolve_ichar,
1435 c, BT_CHARACTER, dc, REQUIRED);
1437 make_generic ("ichar", GFC_ISYM_ICHAR, GFC_STD_F77);
1439 add_sym_2 ("ieor", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1440 gfc_check_ieor, gfc_simplify_ieor, gfc_resolve_ieor,
1441 i, BT_INTEGER, di, REQUIRED, j, BT_INTEGER, di, REQUIRED);
1443 make_generic ("ieor", GFC_ISYM_IEOR, GFC_STD_F95);
1445 add_sym_0 ("ierrno", 1, 0, BT_INTEGER, di, GFC_STD_GNU,
1446 NULL, NULL, gfc_resolve_ierrno);
1448 make_generic ("ierrno", GFC_ISYM_IERRNO, GFC_STD_GNU);
1450 add_sym_3 ("index", 1, 1, BT_INTEGER, di, GFC_STD_F77,
1451 gfc_check_index, gfc_simplify_index, NULL,
1452 stg, BT_CHARACTER, dc, REQUIRED, ssg, BT_CHARACTER, dc, REQUIRED,
1453 bck, BT_LOGICAL, dl, OPTIONAL);
1455 make_generic ("index", GFC_ISYM_INDEX, GFC_STD_F77);
1457 add_sym_2 ("int", 1, 1, BT_INTEGER, di, GFC_STD_F77,
1458 gfc_check_int, gfc_simplify_int, gfc_resolve_int,
1459 a, BT_REAL, dr, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
1461 add_sym_1 ("ifix", 1, 0, BT_INTEGER, di, GFC_STD_F77,
1462 NULL, gfc_simplify_ifix, NULL,
1463 a, BT_REAL, dr, REQUIRED);
1465 add_sym_1 ("idint", 1, 0, BT_INTEGER, di, GFC_STD_F77,
1466 NULL, gfc_simplify_idint, NULL,
1467 a, BT_REAL, dd, REQUIRED);
1469 make_generic ("int", GFC_ISYM_INT, GFC_STD_F77);
1471 add_sym_2 ("ior", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1472 gfc_check_ior, gfc_simplify_ior, gfc_resolve_ior,
1473 i, BT_INTEGER, di, REQUIRED, j, BT_INTEGER, di, REQUIRED);
1475 make_generic ("ior", GFC_ISYM_IOR, GFC_STD_F95);
1477 /* The following function is for G77 compatibility. */
1478 add_sym_1 ("irand", 0, 1, BT_INTEGER, 4, GFC_STD_GNU,
1479 gfc_check_irand, NULL, NULL,
1480 i, BT_INTEGER, 4, OPTIONAL);
1482 make_generic ("irand", GFC_ISYM_IRAND, GFC_STD_GNU);
1484 add_sym_1 ("isatty", 0, 0, BT_LOGICAL, dl, GFC_STD_GNU,
1485 gfc_check_isatty, NULL, gfc_resolve_isatty,
1486 ut, BT_INTEGER, di, REQUIRED);
1488 make_generic ("isatty", GFC_ISYM_ISATTY, GFC_STD_GNU);
1490 add_sym_2 ("ishft", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1491 gfc_check_ishft, gfc_simplify_ishft, gfc_resolve_ishft,
1492 i, BT_INTEGER, di, REQUIRED, sh, BT_INTEGER, di, REQUIRED);
1494 make_generic ("ishft", GFC_ISYM_ISHFT, GFC_STD_F95);
1496 add_sym_3 ("ishftc", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1497 gfc_check_ishftc, gfc_simplify_ishftc, gfc_resolve_ishftc,
1498 i, BT_INTEGER, di, REQUIRED, sh, BT_INTEGER, di, REQUIRED,
1499 sz, BT_INTEGER, di, OPTIONAL);
1501 make_generic ("ishftc", GFC_ISYM_ISHFTC, GFC_STD_F95);
1503 add_sym_2 ("kill", 1, 1, BT_INTEGER, di, GFC_STD_GNU,
1504 gfc_check_kill, NULL, gfc_resolve_kill,
1505 a, BT_INTEGER, di, REQUIRED, b, BT_INTEGER, di, REQUIRED);
1507 make_generic ("kill", GFC_ISYM_KILL, GFC_STD_GNU);
1509 add_sym_1 ("kind", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1510 gfc_check_kind, gfc_simplify_kind, NULL,
1511 x, BT_REAL, dr, REQUIRED);
1513 make_generic ("kind", GFC_ISYM_NONE, GFC_STD_F95);
1515 add_sym_2 ("lbound", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1516 gfc_check_lbound, gfc_simplify_lbound, gfc_resolve_lbound,
1517 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, di, OPTIONAL);
1519 make_generic ("lbound", GFC_ISYM_LBOUND, GFC_STD_F95);
1521 add_sym_1 ("len", 0, 1, BT_INTEGER, di, GFC_STD_F77,
1522 NULL, gfc_simplify_len, gfc_resolve_len,
1523 stg, BT_CHARACTER, dc, REQUIRED);
1525 make_generic ("len", GFC_ISYM_LEN, GFC_STD_F77);
1527 add_sym_1 ("len_trim", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1528 NULL, gfc_simplify_len_trim, gfc_resolve_len_trim,
1529 stg, BT_CHARACTER, dc, REQUIRED);
1531 make_alias ("lnblnk", GFC_STD_GNU);
1533 make_generic ("len_trim", GFC_ISYM_LEN_TRIM, GFC_STD_F95);
1535 add_sym_2 ("lge", 1, 0, BT_LOGICAL, dl, GFC_STD_F77,
1536 NULL, gfc_simplify_lge, NULL,
1537 sta, BT_CHARACTER, dc, REQUIRED, stb, BT_CHARACTER, dc, REQUIRED);
1539 make_generic ("lge", GFC_ISYM_LGE, GFC_STD_F77);
1541 add_sym_2 ("lgt", 1, 0, BT_LOGICAL, dl, GFC_STD_F77,
1542 NULL, gfc_simplify_lgt, NULL,
1543 sta, BT_CHARACTER, dc, REQUIRED, stb, BT_CHARACTER, dc, REQUIRED);
1545 make_generic ("lgt", GFC_ISYM_LGT, GFC_STD_F77);
1547 add_sym_2 ("lle", 1, 0, BT_LOGICAL, dl, GFC_STD_F77,
1548 NULL, gfc_simplify_lle, NULL,
1549 sta, BT_CHARACTER, dc, REQUIRED, stb, BT_CHARACTER, dc, REQUIRED);
1551 make_generic ("lle", GFC_ISYM_LLE, GFC_STD_F77);
1553 add_sym_2 ("llt", 1, 0, BT_LOGICAL, dl, GFC_STD_F77,
1554 NULL, gfc_simplify_llt, NULL,
1555 sta, BT_CHARACTER, dc, REQUIRED, stb, BT_CHARACTER, dc, REQUIRED);
1557 make_generic ("llt", GFC_ISYM_LLT, GFC_STD_F77);
1559 add_sym_2 ("link", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
1560 gfc_check_link, NULL, gfc_resolve_link,
1561 a, BT_CHARACTER, dc, REQUIRED, b, BT_CHARACTER, dc, REQUIRED);
1563 make_generic ("link", GFC_ISYM_LINK, GFC_STD_GNU);
1565 add_sym_1 ("log", 1, 1, BT_REAL, dr, GFC_STD_F77,
1566 gfc_check_fn_rc, gfc_simplify_log, gfc_resolve_log,
1567 x, BT_REAL, dr, REQUIRED);
1569 add_sym_1 ("alog", 1, 1, BT_REAL, dr, GFC_STD_F77,
1570 NULL, gfc_simplify_log, gfc_resolve_log,
1571 x, BT_REAL, dr, REQUIRED);
1573 add_sym_1 ("dlog", 1, 1, BT_REAL, dd, GFC_STD_F77,
1574 NULL, gfc_simplify_log, gfc_resolve_log,
1575 x, BT_REAL, dd, REQUIRED);
1577 add_sym_1 ("clog", 1, 1, BT_COMPLEX, dz, GFC_STD_F77,
1578 NULL, gfc_simplify_log, gfc_resolve_log,
1579 x, BT_COMPLEX, dz, REQUIRED);
1581 add_sym_1 ("zlog", 1, 1, BT_COMPLEX, dd, GFC_STD_GNU,
1582 NULL, gfc_simplify_log, gfc_resolve_log,
1583 x, BT_COMPLEX, dd, REQUIRED);
1585 make_alias ("cdlog", GFC_STD_GNU);
1587 make_generic ("log", GFC_ISYM_LOG, GFC_STD_F77);
1589 add_sym_1 ("log10", 1, 1, BT_REAL, dr, GFC_STD_F77,
1590 gfc_check_fn_r, gfc_simplify_log10, gfc_resolve_log10,
1591 x, BT_REAL, dr, REQUIRED);
1593 add_sym_1 ("alog10", 1, 1, BT_REAL, dr, GFC_STD_F77,
1594 NULL, gfc_simplify_log10, gfc_resolve_log10,
1595 x, BT_REAL, dr, REQUIRED);
1597 add_sym_1 ("dlog10", 1, 1, BT_REAL, dd, GFC_STD_F77,
1598 NULL, gfc_simplify_log10, gfc_resolve_log10,
1599 x, BT_REAL, dd, REQUIRED);
1601 make_generic ("log10", GFC_ISYM_LOG10, GFC_STD_F77);
1603 add_sym_2 ("logical", 0, 1, BT_LOGICAL, dl, GFC_STD_F95,
1604 gfc_check_logical, gfc_simplify_logical, gfc_resolve_logical,
1605 l, BT_LOGICAL, dl, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
1607 make_generic ("logical", GFC_ISYM_LOGICAL, GFC_STD_F95);
1609 add_sym_2 ("matmul", 0, 1, BT_REAL, dr, GFC_STD_F95,
1610 gfc_check_matmul, NULL, gfc_resolve_matmul,
1611 ma, BT_REAL, dr, REQUIRED, mb, BT_REAL, dr, REQUIRED);
1613 make_generic ("matmul", GFC_ISYM_MATMUL, GFC_STD_F95);
1615 /* Note: amax0 is equivalent to real(max), max1 is equivalent to
1616 int(max). The max function must take at least two arguments. */
1618 add_sym_1m ("max", 1, 0, BT_UNKNOWN, 0, GFC_STD_F77,
1619 gfc_check_min_max, gfc_simplify_max, gfc_resolve_max,
1620 a1, BT_UNKNOWN, dr, REQUIRED, a2, BT_UNKNOWN, dr, REQUIRED);
1622 add_sym_1m ("max0", 1, 0, BT_INTEGER, di, GFC_STD_F77,
1623 gfc_check_min_max_integer, gfc_simplify_max, NULL,
1624 a1, BT_INTEGER, di, REQUIRED, a2, BT_INTEGER, di, REQUIRED);
1626 add_sym_1m ("amax0", 1, 0, BT_REAL, dr, GFC_STD_F77,
1627 gfc_check_min_max_integer, gfc_simplify_max, NULL,
1628 a1, BT_INTEGER, di, REQUIRED, a2, BT_INTEGER, di, REQUIRED);
1630 add_sym_1m ("amax1", 1, 0, BT_REAL, dr, GFC_STD_F77,
1631 gfc_check_min_max_real, gfc_simplify_max, NULL,
1632 a1, BT_REAL, dr, REQUIRED, a2, BT_REAL, dr, REQUIRED);
1634 add_sym_1m ("max1", 1, 0, BT_INTEGER, di, GFC_STD_F77,
1635 gfc_check_min_max_real, gfc_simplify_max, NULL,
1636 a1, BT_REAL, dr, REQUIRED, a2, BT_REAL, dr, REQUIRED);
1638 add_sym_1m ("dmax1", 1, 0, BT_REAL, dd, GFC_STD_F77,
1639 gfc_check_min_max_double, gfc_simplify_max, NULL,
1640 a1, BT_REAL, dd, REQUIRED, a2, BT_REAL, dd, REQUIRED);
1642 make_generic ("max", GFC_ISYM_MAX, GFC_STD_F77);
1644 add_sym_1 ("maxexponent", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1645 gfc_check_x, gfc_simplify_maxexponent, NULL,
1646 x, BT_UNKNOWN, dr, REQUIRED);
1648 make_generic ("maxexponent", GFC_ISYM_NONE, GFC_STD_F95);
1650 add_sym_3ml ("maxloc", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1651 gfc_check_minloc_maxloc, NULL, gfc_resolve_maxloc,
1652 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL,
1653 msk, BT_LOGICAL, dl, OPTIONAL);
1655 make_generic ("maxloc", GFC_ISYM_MAXLOC, GFC_STD_F95);
1657 add_sym_3red ("maxval", 0, 1, BT_REAL, dr, GFC_STD_F95,
1658 gfc_check_minval_maxval, NULL, gfc_resolve_maxval,
1659 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL,
1660 msk, BT_LOGICAL, dl, OPTIONAL);
1662 make_generic ("maxval", GFC_ISYM_MAXVAL, GFC_STD_F95);
1664 add_sym_3 ("merge", 1, 1, BT_REAL, dr, GFC_STD_F95,
1665 gfc_check_merge, NULL, gfc_resolve_merge,
1666 ts, BT_REAL, dr, REQUIRED, fs, BT_REAL, dr, REQUIRED,
1667 msk, BT_LOGICAL, dl, REQUIRED);
1669 make_generic ("merge", GFC_ISYM_MERGE, GFC_STD_F95);
1671 /* Note: amin0 is equivalent to real(min), min1 is equivalent to
1674 add_sym_1m ("min", 1, 0, BT_UNKNOWN, 0, GFC_STD_F77,
1675 gfc_check_min_max, gfc_simplify_min, gfc_resolve_min,
1676 a1, BT_REAL, dr, REQUIRED, a2, BT_REAL, dr, REQUIRED);
1678 add_sym_1m ("min0", 1, 0, BT_INTEGER, di, GFC_STD_F77,
1679 gfc_check_min_max_integer, gfc_simplify_min, NULL,
1680 a1, BT_INTEGER, di, REQUIRED, a2, BT_INTEGER, di, REQUIRED);
1682 add_sym_1m ("amin0", 1, 0, BT_REAL, dr, GFC_STD_F77,
1683 gfc_check_min_max_integer, gfc_simplify_min, NULL,
1684 a1, BT_INTEGER, di, REQUIRED, a2, BT_INTEGER, di, REQUIRED);
1686 add_sym_1m ("amin1", 1, 0, BT_REAL, dr, GFC_STD_F77,
1687 gfc_check_min_max_real, gfc_simplify_min, NULL,
1688 a1, BT_REAL, dr, REQUIRED, a2, BT_REAL, dr, REQUIRED);
1690 add_sym_1m ("min1", 1, 0, BT_INTEGER, di, GFC_STD_F77,
1691 gfc_check_min_max_real, gfc_simplify_min, NULL,
1692 a1, BT_REAL, dr, REQUIRED, a2, BT_REAL, dr, REQUIRED);
1694 add_sym_1m ("dmin1", 1, 0, BT_REAL, dd, GFC_STD_F77,
1695 gfc_check_min_max_double, gfc_simplify_min, NULL,
1696 a1, BT_REAL, dd, REQUIRED, a2, BT_REAL, dd, REQUIRED);
1698 make_generic ("min", GFC_ISYM_MIN, GFC_STD_F77);
1700 add_sym_1 ("minexponent", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1701 gfc_check_x, gfc_simplify_minexponent, NULL,
1702 x, BT_UNKNOWN, dr, REQUIRED);
1704 make_generic ("minexponent", GFC_ISYM_NONE, GFC_STD_F95);
1706 add_sym_3ml ("minloc", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1707 gfc_check_minloc_maxloc, NULL, gfc_resolve_minloc,
1708 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL,
1709 msk, BT_LOGICAL, dl, OPTIONAL);
1711 make_generic ("minloc", GFC_ISYM_MINLOC, GFC_STD_F95);
1713 add_sym_3red ("minval", 0, 1, BT_REAL, dr, GFC_STD_F95,
1714 gfc_check_minval_maxval, NULL, gfc_resolve_minval,
1715 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL,
1716 msk, BT_LOGICAL, dl, OPTIONAL);
1718 make_generic ("minval", GFC_ISYM_MINVAL, GFC_STD_F95);
1720 add_sym_2 ("mod", 1, 1, BT_INTEGER, di, GFC_STD_F77,
1721 gfc_check_a_p, gfc_simplify_mod, gfc_resolve_mod,
1722 a, BT_INTEGER, di, REQUIRED, p, BT_INTEGER, di, REQUIRED);
1724 add_sym_2 ("amod", 1, 1, BT_REAL, dr, GFC_STD_F77,
1725 NULL, gfc_simplify_mod, gfc_resolve_mod,
1726 a, BT_REAL, dr, REQUIRED, p, BT_REAL, dr, REQUIRED);
1728 add_sym_2 ("dmod", 1, 1, BT_REAL, dd, GFC_STD_F77,
1729 NULL, gfc_simplify_mod, gfc_resolve_mod,
1730 a, BT_REAL, dd, REQUIRED, p, BT_REAL, dd, REQUIRED);
1732 make_generic ("mod", GFC_ISYM_MOD, GFC_STD_F77);
1734 add_sym_2 ("modulo", 1, 1, BT_REAL, di, GFC_STD_F95,
1735 gfc_check_a_p, gfc_simplify_modulo, gfc_resolve_modulo,
1736 a, BT_REAL, di, REQUIRED, p, BT_REAL, di, REQUIRED);
1738 make_generic ("modulo", GFC_ISYM_MODULO, GFC_STD_F95);
1740 add_sym_2 ("nearest", 1, 1, BT_REAL, dr, GFC_STD_F95,
1741 gfc_check_nearest, gfc_simplify_nearest, gfc_resolve_nearest,
1742 x, BT_REAL, dr, REQUIRED, s, BT_REAL, dr, REQUIRED);
1744 make_generic ("nearest", GFC_ISYM_NEAREST, GFC_STD_F95);
1746 add_sym_2 ("nint", 1, 1, BT_INTEGER, di, GFC_STD_F77,
1747 gfc_check_a_ikind, gfc_simplify_nint, gfc_resolve_nint,
1748 a, BT_REAL, dr, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
1750 add_sym_1 ("idnint", 1, 1, BT_INTEGER, di, GFC_STD_F77,
1751 gfc_check_idnint, gfc_simplify_idnint, gfc_resolve_idnint,
1752 a, BT_REAL, dd, REQUIRED);
1754 make_generic ("nint", GFC_ISYM_NINT, GFC_STD_F77);
1756 add_sym_1 ("not", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1757 gfc_check_i, gfc_simplify_not, gfc_resolve_not,
1758 i, BT_INTEGER, di, REQUIRED);
1760 make_generic ("not", GFC_ISYM_NOT, GFC_STD_F95);
1762 add_sym_1 ("null", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1763 gfc_check_null, gfc_simplify_null, NULL,
1764 mo, BT_INTEGER, di, OPTIONAL);
1766 make_generic ("null", GFC_ISYM_NONE, GFC_STD_F95);
1768 add_sym_3 ("pack", 0, 1, BT_REAL, dr, GFC_STD_F95,
1769 gfc_check_pack, NULL, gfc_resolve_pack,
1770 ar, BT_REAL, dr, REQUIRED, msk, BT_LOGICAL, dl, REQUIRED,
1771 v, BT_REAL, dr, OPTIONAL);
1773 make_generic ("pack", GFC_ISYM_PACK, GFC_STD_F95);
1775 add_sym_1 ("precision", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1776 gfc_check_precision, gfc_simplify_precision, NULL,
1777 x, BT_UNKNOWN, 0, REQUIRED);
1779 make_generic ("precision", GFC_ISYM_NONE, GFC_STD_F95);
1781 add_sym_1 ("present", 0, 1, BT_LOGICAL, dl, GFC_STD_F95,
1782 gfc_check_present, NULL, NULL,
1783 a, BT_REAL, dr, REQUIRED);
1785 make_generic ("present", GFC_ISYM_PRESENT, GFC_STD_F95);
1787 add_sym_3red ("product", 0, 1, BT_REAL, dr, GFC_STD_F95,
1788 gfc_check_product_sum, NULL, gfc_resolve_product,
1789 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL,
1790 msk, BT_LOGICAL, dl, OPTIONAL);
1792 make_generic ("product", GFC_ISYM_PRODUCT, GFC_STD_F95);
1794 add_sym_1 ("radix", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1795 gfc_check_radix, gfc_simplify_radix, NULL,
1796 x, BT_UNKNOWN, 0, REQUIRED);
1798 make_generic ("radix", GFC_ISYM_NONE, GFC_STD_F95);
1800 /* The following function is for G77 compatibility. */
1801 add_sym_1 ("rand", 0, 1, BT_REAL, 4, GFC_STD_GNU,
1802 gfc_check_rand, NULL, NULL,
1803 i, BT_INTEGER, 4, OPTIONAL);
1805 /* Compatibility with HP FORTRAN 77/iX Reference. Note, rand() and ran()
1806 use slightly different shoddy multiplicative congruential PRNG. */
1807 make_alias ("ran", GFC_STD_GNU);
1809 make_generic ("rand", GFC_ISYM_RAND, GFC_STD_GNU);
1811 add_sym_1 ("range", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1812 gfc_check_range, gfc_simplify_range, NULL,
1813 x, BT_REAL, dr, REQUIRED);
1815 make_generic ("range", GFC_ISYM_NONE, GFC_STD_F95);
1817 add_sym_2 ("real", 1, 0, BT_REAL, dr, GFC_STD_F77,
1818 gfc_check_real, gfc_simplify_real, gfc_resolve_real,
1819 a, BT_UNKNOWN, dr, REQUIRED, kind, BT_INTEGER, di, OPTIONAL);
1821 /* This provides compatibility with g77. */
1822 add_sym_1 ("realpart", 1, 0, BT_REAL, dr, GFC_STD_GNU,
1823 gfc_check_fn_c, gfc_simplify_realpart, gfc_resolve_realpart,
1824 a, BT_UNKNOWN, dr, REQUIRED);
1826 add_sym_1 ("float", 1, 0, BT_REAL, dr, GFC_STD_F77,
1827 NULL, gfc_simplify_float, NULL,
1828 a, BT_INTEGER, di, REQUIRED);
1830 add_sym_1 ("sngl", 1, 0, BT_REAL, dr, GFC_STD_F77,
1831 NULL, gfc_simplify_sngl, NULL,
1832 a, BT_REAL, dd, REQUIRED);
1834 make_generic ("real", GFC_ISYM_REAL, GFC_STD_F77);
1836 add_sym_2 ("rename", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
1837 gfc_check_rename, NULL, gfc_resolve_rename,
1838 a, BT_CHARACTER, dc, REQUIRED, b, BT_CHARACTER, dc, REQUIRED);
1840 make_generic ("rename", GFC_ISYM_RENAME, GFC_STD_GNU);
1842 add_sym_2 ("repeat", 0, 1, BT_CHARACTER, dc, GFC_STD_F95,
1843 gfc_check_repeat, gfc_simplify_repeat, gfc_resolve_repeat,
1844 stg, BT_CHARACTER, dc, REQUIRED, n, BT_INTEGER, di, REQUIRED);
1846 make_generic ("repeat", GFC_ISYM_REPEAT, GFC_STD_F95);
1848 add_sym_4 ("reshape", 0, 1, BT_REAL, dr, GFC_STD_F95,
1849 gfc_check_reshape, gfc_simplify_reshape, gfc_resolve_reshape,
1850 src, BT_REAL, dr, REQUIRED, shp, BT_INTEGER, ii, REQUIRED,
1851 pad, BT_REAL, dr, OPTIONAL, ord, BT_INTEGER, ii, OPTIONAL);
1853 make_generic ("reshape", GFC_ISYM_RESHAPE, GFC_STD_F95);
1855 add_sym_1 ("rrspacing", 1, 1, BT_REAL, dr, GFC_STD_F95,
1856 gfc_check_x, gfc_simplify_rrspacing, gfc_resolve_rrspacing,
1857 x, BT_REAL, dr, REQUIRED);
1859 make_generic ("rrspacing", GFC_ISYM_RRSPACING, GFC_STD_F95);
1861 add_sym_2 ("scale", 1, 1, BT_REAL, dr, GFC_STD_F95,
1862 gfc_check_scale, gfc_simplify_scale, gfc_resolve_scale,
1863 x, BT_REAL, dr, REQUIRED, i, BT_INTEGER, di, REQUIRED);
1865 make_generic ("scale", GFC_ISYM_SCALE, GFC_STD_F95);
1867 add_sym_3 ("scan", 1, 1, BT_INTEGER, di, GFC_STD_F95,
1868 gfc_check_scan, gfc_simplify_scan, gfc_resolve_scan,
1869 stg, BT_CHARACTER, dc, REQUIRED, set, BT_CHARACTER, dc, REQUIRED,
1870 bck, BT_LOGICAL, dl, OPTIONAL);
1872 make_generic ("scan", GFC_ISYM_SCAN, GFC_STD_F95);
1874 /* Added for G77 compatibility garbage. */
1875 add_sym_0 ("second", 0, 1, BT_REAL, 4, GFC_STD_GNU,
1878 make_generic ("second", GFC_ISYM_SECOND, GFC_STD_GNU);
1880 add_sym_1 ("selected_int_kind", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1881 gfc_check_selected_int_kind, gfc_simplify_selected_int_kind, NULL,
1882 r, BT_INTEGER, di, REQUIRED);
1884 make_generic ("selected_int_kind", GFC_ISYM_SI_KIND, GFC_STD_F95);
1886 add_sym_2 ("selected_real_kind", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1887 gfc_check_selected_real_kind, gfc_simplify_selected_real_kind,
1889 p, BT_INTEGER, di, OPTIONAL, r, BT_INTEGER, di, OPTIONAL);
1891 make_generic ("selected_real_kind", GFC_ISYM_SR_KIND, GFC_STD_F95);
1893 add_sym_2 ("set_exponent", 1, 1, BT_REAL, dr, GFC_STD_F95,
1894 gfc_check_set_exponent, gfc_simplify_set_exponent,
1895 gfc_resolve_set_exponent,
1896 x, BT_REAL, dr, REQUIRED, i, BT_INTEGER, di, REQUIRED);
1898 make_generic ("set_exponent", GFC_ISYM_SET_EXPONENT, GFC_STD_F95);
1900 add_sym_1 ("shape", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1901 gfc_check_shape, gfc_simplify_shape, gfc_resolve_shape,
1902 src, BT_REAL, dr, REQUIRED);
1904 make_generic ("shape", GFC_ISYM_SHAPE, GFC_STD_F95);
1906 add_sym_2 ("sign", 1, 1, BT_REAL, dr, GFC_STD_F77,
1907 gfc_check_sign, gfc_simplify_sign, gfc_resolve_sign,
1908 a, BT_REAL, dr, REQUIRED, b, BT_REAL, dr, REQUIRED);
1910 add_sym_2 ("isign", 1, 1, BT_INTEGER, di, GFC_STD_F77,
1911 NULL, gfc_simplify_sign, gfc_resolve_sign,
1912 a, BT_INTEGER, di, REQUIRED, b, BT_INTEGER, di, REQUIRED);
1914 add_sym_2 ("dsign", 1, 1, BT_REAL, dd, GFC_STD_F77,
1915 NULL, gfc_simplify_sign, gfc_resolve_sign,
1916 a, BT_REAL, dd, REQUIRED, b, BT_REAL, dd, REQUIRED);
1918 make_generic ("sign", GFC_ISYM_SIGN, GFC_STD_F77);
1920 add_sym_2 ("signal", 1, 1, BT_INTEGER, di, GFC_STD_GNU,
1921 gfc_check_signal, NULL, gfc_resolve_signal,
1922 num, BT_INTEGER, di, REQUIRED, han, BT_UNKNOWN, 0, REQUIRED);
1924 make_generic ("signal", GFC_ISYM_SIGNAL, GFC_STD_GNU);
1926 add_sym_1 ("sin", 1, 1, BT_REAL, dr, GFC_STD_F77,
1927 gfc_check_fn_rc, gfc_simplify_sin, gfc_resolve_sin,
1928 x, BT_REAL, dr, REQUIRED);
1930 add_sym_1 ("dsin", 1, 1, BT_REAL, dd, GFC_STD_F77,
1931 NULL, gfc_simplify_sin, gfc_resolve_sin,
1932 x, BT_REAL, dd, REQUIRED);
1934 add_sym_1 ("csin", 1, 1, BT_COMPLEX, dz, GFC_STD_F77,
1935 NULL, gfc_simplify_sin, gfc_resolve_sin,
1936 x, BT_COMPLEX, dz, REQUIRED);
1938 add_sym_1 ("zsin", 1, 1, BT_COMPLEX, dd, GFC_STD_GNU,
1939 NULL, gfc_simplify_sin, gfc_resolve_sin,
1940 x, BT_COMPLEX, dd, REQUIRED);
1942 make_alias ("cdsin", GFC_STD_GNU);
1944 make_generic ("sin", GFC_ISYM_SIN, GFC_STD_F77);
1946 add_sym_1 ("sinh", 1, 1, BT_REAL, dr, GFC_STD_F77,
1947 gfc_check_fn_r, gfc_simplify_sinh, gfc_resolve_sinh,
1948 x, BT_REAL, dr, REQUIRED);
1950 add_sym_1 ("dsinh", 1, 1, BT_REAL, dd, GFC_STD_F77,
1951 NULL, gfc_simplify_sinh, gfc_resolve_sinh,
1952 x, BT_REAL, dd, REQUIRED);
1954 make_generic ("sinh", GFC_ISYM_SINH, GFC_STD_F77);
1956 add_sym_2 ("size", 0, 1, BT_INTEGER, di, GFC_STD_F95,
1957 gfc_check_size, gfc_simplify_size, NULL,
1958 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL);
1960 make_generic ("size", GFC_ISYM_SIZE, GFC_STD_F95);
1962 add_sym_1 ("spacing", 1, 1, BT_REAL, dr, GFC_STD_F95,
1963 gfc_check_x, gfc_simplify_spacing, gfc_resolve_spacing,
1964 x, BT_REAL, dr, REQUIRED);
1966 make_generic ("spacing", GFC_ISYM_SPACING, GFC_STD_F95);
1968 add_sym_3 ("spread", 0, 1, BT_REAL, dr, GFC_STD_F95,
1969 gfc_check_spread, NULL, gfc_resolve_spread,
1970 src, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, REQUIRED,
1971 n, BT_INTEGER, di, REQUIRED);
1973 make_generic ("spread", GFC_ISYM_SPREAD, GFC_STD_F95);
1975 add_sym_1 ("sqrt", 1, 1, BT_REAL, dr, GFC_STD_F77,
1976 gfc_check_fn_rc, gfc_simplify_sqrt, gfc_resolve_sqrt,
1977 x, BT_REAL, dr, REQUIRED);
1979 add_sym_1 ("dsqrt", 1, 1, BT_REAL, dd, GFC_STD_F77,
1980 NULL, gfc_simplify_sqrt, gfc_resolve_sqrt,
1981 x, BT_REAL, dd, REQUIRED);
1983 add_sym_1 ("csqrt", 1, 1, BT_COMPLEX, dz, GFC_STD_F77,
1984 NULL, gfc_simplify_sqrt, gfc_resolve_sqrt,
1985 x, BT_COMPLEX, dz, REQUIRED);
1987 add_sym_1 ("zsqrt", 1, 1, BT_COMPLEX, dd, GFC_STD_GNU,
1988 NULL, gfc_simplify_sqrt, gfc_resolve_sqrt,
1989 x, BT_COMPLEX, dd, REQUIRED);
1991 make_alias ("cdsqrt", GFC_STD_GNU);
1993 make_generic ("sqrt", GFC_ISYM_SQRT, GFC_STD_F77);
1995 add_sym_2 ("stat", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
1996 gfc_check_stat, NULL, gfc_resolve_stat,
1997 a, BT_CHARACTER, dc, REQUIRED, b, BT_INTEGER, di, REQUIRED);
1999 make_generic ("stat", GFC_ISYM_STAT, GFC_STD_GNU);
2001 add_sym_3red ("sum", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
2002 gfc_check_product_sum, NULL, gfc_resolve_sum,
2003 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL,
2004 msk, BT_LOGICAL, dl, OPTIONAL);
2006 make_generic ("sum", GFC_ISYM_SUM, GFC_STD_F95);
2008 add_sym_2 ("symlnk", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
2009 gfc_check_symlnk, NULL, gfc_resolve_symlnk,
2010 a, BT_CHARACTER, dc, REQUIRED, b, BT_CHARACTER, dc, REQUIRED);
2012 make_generic ("symlnk", GFC_ISYM_SYMLNK, GFC_STD_GNU);
2014 add_sym_1 ("system", 1, 1, BT_INTEGER, di, GFC_STD_GNU,
2016 c, BT_CHARACTER, dc, REQUIRED);
2018 make_generic ("system", GFC_ISYM_SYSTEM, GFC_STD_GNU);
2020 add_sym_1 ("tan", 1, 1, BT_REAL, dr, GFC_STD_F77,
2021 gfc_check_fn_r, gfc_simplify_tan, gfc_resolve_tan,
2022 x, BT_REAL, dr, REQUIRED);
2024 add_sym_1 ("dtan", 1, 1, BT_REAL, dd, GFC_STD_F77,
2025 NULL, gfc_simplify_tan, gfc_resolve_tan,
2026 x, BT_REAL, dd, REQUIRED);
2028 make_generic ("tan", GFC_ISYM_TAN, GFC_STD_F77);
2030 add_sym_1 ("tanh", 1, 1, BT_REAL, dr, GFC_STD_F77,
2031 gfc_check_fn_r, gfc_simplify_tanh, gfc_resolve_tanh,
2032 x, BT_REAL, dr, REQUIRED);
2034 add_sym_1 ("dtanh", 1, 1, BT_REAL, dd, GFC_STD_F77,
2035 NULL, gfc_simplify_tanh, gfc_resolve_tanh,
2036 x, BT_REAL, dd, REQUIRED);
2038 make_generic ("tanh", GFC_ISYM_TANH, GFC_STD_F77);
2040 add_sym_0 ("time", 1, 0, BT_INTEGER, di, GFC_STD_GNU,
2041 NULL, NULL, gfc_resolve_time);
2043 make_generic ("time", GFC_ISYM_TIME, GFC_STD_GNU);
2045 add_sym_0 ("time8", 1, 0, BT_INTEGER, di, GFC_STD_GNU,
2046 NULL, NULL, gfc_resolve_time8);
2048 make_generic ("time8", GFC_ISYM_TIME8, GFC_STD_GNU);
2050 add_sym_1 ("tiny", 0, 1, BT_REAL, dr, GFC_STD_F95,
2051 gfc_check_x, gfc_simplify_tiny, NULL,
2052 x, BT_REAL, dr, REQUIRED);
2054 make_generic ("tiny", GFC_ISYM_NONE, GFC_STD_F95);
2056 add_sym_3 ("transfer", 0, 1, BT_REAL, dr, GFC_STD_F95,
2057 gfc_check_transfer, NULL, gfc_resolve_transfer,
2058 src, BT_REAL, dr, REQUIRED, mo, BT_REAL, dr, REQUIRED,
2059 sz, BT_INTEGER, di, OPTIONAL);
2061 make_generic ("transfer", GFC_ISYM_TRANSFER, GFC_STD_F95);
2063 add_sym_1 ("transpose", 0, 1, BT_REAL, dr, GFC_STD_F95,
2064 gfc_check_transpose, NULL, gfc_resolve_transpose,
2065 m, BT_REAL, dr, REQUIRED);
2067 make_generic ("transpose", GFC_ISYM_TRANSPOSE, GFC_STD_F95);
2069 add_sym_1 ("trim", 0, 1, BT_CHARACTER, dc, GFC_STD_F95,
2070 gfc_check_trim, gfc_simplify_trim, gfc_resolve_trim,
2071 stg, BT_CHARACTER, dc, REQUIRED);
2073 make_generic ("trim", GFC_ISYM_TRIM, GFC_STD_F95);
2075 add_sym_2 ("ubound", 0, 1, BT_INTEGER, di, GFC_STD_F95,
2076 gfc_check_ubound, gfc_simplify_ubound, gfc_resolve_ubound,
2077 ar, BT_REAL, dr, REQUIRED, dm, BT_INTEGER, ii, OPTIONAL);
2079 make_generic ("ubound", GFC_ISYM_UBOUND, GFC_STD_F95);
2081 /* g77 compatibility for UMASK. */
2082 add_sym_1 ("umask", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
2083 gfc_check_umask, NULL, gfc_resolve_umask,
2084 a, BT_INTEGER, di, REQUIRED);
2086 make_generic ("umask", GFC_ISYM_UMASK, GFC_STD_GNU);
2088 /* g77 compatibility for UNLINK. */
2089 add_sym_1 ("unlink", 0, 1, BT_INTEGER, di, GFC_STD_GNU,
2090 gfc_check_unlink, NULL, gfc_resolve_unlink,
2091 a, BT_CHARACTER, dc, REQUIRED);
2093 make_generic ("unlink", GFC_ISYM_UNLINK, GFC_STD_GNU);
2095 add_sym_3 ("unpack", 0, 1, BT_REAL, dr, GFC_STD_F95,
2096 gfc_check_unpack, NULL, gfc_resolve_unpack,
2097 v, BT_REAL, dr, REQUIRED, msk, BT_LOGICAL, dl, REQUIRED,
2098 f, BT_REAL, dr, REQUIRED);
2100 make_generic ("unpack", GFC_ISYM_UNPACK, GFC_STD_F95);
2102 add_sym_3 ("verify", 1, 1, BT_INTEGER, di, GFC_STD_F95,
2103 gfc_check_verify, gfc_simplify_verify, gfc_resolve_verify,
2104 stg, BT_CHARACTER, dc, REQUIRED, set, BT_CHARACTER, dc, REQUIRED,
2105 bck, BT_LOGICAL, dl, OPTIONAL);
2107 make_generic ("verify", GFC_ISYM_VERIFY, GFC_STD_F95);
2109 add_sym_1 ("loc", 0, 1, BT_INTEGER, ii, GFC_STD_GNU,
2110 gfc_check_loc, NULL, gfc_resolve_loc,
2111 ar, BT_UNKNOWN, 0, REQUIRED);
2113 make_generic ("loc", GFC_ISYM_LOC, GFC_STD_GNU);
2118 /* Add intrinsic subroutines. */
2121 add_subroutines (void)
2123 /* Argument names as in the standard (to be used as argument keywords). */
2125 *h = "harvest", *dt = "date", *vl = "values", *pt = "put",
2126 *c = "count", *tm = "time", *tp = "topos", *gt = "get",
2127 *t = "to", *zn = "zone", *fp = "frompos", *cm = "count_max",
2128 *f = "from", *sz = "size", *ln = "len", *cr = "count_rate",
2129 *com = "command", *length = "length", *st = "status",
2130 *val = "value", *num = "number", *name = "name",
2131 *trim_name = "trim_name", *ut = "unit", *han = "handler",
2136 di = gfc_default_integer_kind;
2137 dr = gfc_default_real_kind;
2138 dc = gfc_default_character_kind;
2139 dl = gfc_default_logical_kind;
2141 add_sym_0s ("abort", 1, GFC_STD_GNU, NULL);
2145 add_sym_1s ("cpu_time", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
2146 gfc_check_cpu_time, NULL, gfc_resolve_cpu_time,
2147 tm, BT_REAL, dr, REQUIRED);
2149 /* More G77 compatibility garbage. */
2150 add_sym_1s ("second", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2151 gfc_check_second_sub, NULL, gfc_resolve_second_sub,
2152 tm, BT_REAL, dr, REQUIRED);
2154 add_sym_2s ("chdir", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2155 gfc_check_chdir_sub, NULL, gfc_resolve_chdir_sub,
2156 name, BT_CHARACTER, dc, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2158 add_sym_4s ("date_and_time", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
2159 gfc_check_date_and_time, NULL, NULL,
2160 dt, BT_CHARACTER, dc, OPTIONAL, tm, BT_CHARACTER, dc, OPTIONAL,
2161 zn, BT_CHARACTER, dc, OPTIONAL, vl, BT_INTEGER, di, OPTIONAL);
2163 /* More G77 compatibility garbage. */
2164 add_sym_2s ("etime", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2165 gfc_check_etime_sub, NULL, gfc_resolve_etime_sub,
2166 vl, BT_REAL, 4, REQUIRED, tm, BT_REAL, 4, REQUIRED);
2168 add_sym_2s ("dtime", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2169 gfc_check_etime_sub, NULL, gfc_resolve_etime_sub,
2170 vl, BT_REAL, 4, REQUIRED, tm, BT_REAL, 4, REQUIRED);
2172 add_sym_1s ("gerror", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2173 gfc_check_gerror, NULL, gfc_resolve_gerror, c, BT_CHARACTER,
2176 add_sym_2s ("getcwd", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2177 gfc_check_getcwd_sub, NULL, gfc_resolve_getcwd_sub,
2178 c, BT_CHARACTER, dc, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2180 add_sym_2s ("getenv", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2182 name, BT_CHARACTER, dc, REQUIRED, val, BT_CHARACTER, dc, REQUIRED);
2184 add_sym_2s ("getarg", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2185 NULL, NULL, gfc_resolve_getarg,
2186 c, BT_INTEGER, di, REQUIRED, vl, BT_CHARACTER, dc, REQUIRED);
2188 add_sym_1s ("getlog", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2189 gfc_check_getlog, NULL, gfc_resolve_getlog, c, BT_CHARACTER,
2192 /* F2003 commandline routines. */
2194 add_sym_3s ("get_command", 0, 1, BT_UNKNOWN, 0, GFC_STD_F2003,
2195 NULL, NULL, gfc_resolve_get_command,
2196 com, BT_CHARACTER, dc, OPTIONAL, length, BT_INTEGER, di, OPTIONAL,
2197 st, BT_INTEGER, di, OPTIONAL);
2199 add_sym_4s ("get_command_argument", 0, 1, BT_UNKNOWN, 0, GFC_STD_F2003,
2200 NULL, NULL, gfc_resolve_get_command_argument,
2201 num, BT_INTEGER, di, REQUIRED, val, BT_CHARACTER, dc, OPTIONAL,
2202 length, BT_INTEGER, di, OPTIONAL, st, BT_INTEGER, di, OPTIONAL);
2204 /* F2003 subroutine to get environment variables. */
2206 add_sym_5s ("get_environment_variable", 0, 1, BT_UNKNOWN, 0, GFC_STD_F2003,
2207 NULL, NULL, gfc_resolve_get_environment_variable,
2208 name, BT_CHARACTER, dc, REQUIRED, val, BT_CHARACTER, dc, OPTIONAL,
2209 length, BT_INTEGER, di, OPTIONAL, st, BT_INTEGER, di, OPTIONAL,
2210 trim_name, BT_LOGICAL, dl, OPTIONAL);
2212 add_sym_5s ("mvbits", 1, 1, BT_UNKNOWN, 0, GFC_STD_F95,
2213 gfc_check_mvbits, gfc_simplify_mvbits, gfc_resolve_mvbits,
2214 f, BT_INTEGER, di, REQUIRED, fp, BT_INTEGER, di, REQUIRED,
2215 ln, BT_INTEGER, di, REQUIRED, t, BT_INTEGER, di, REQUIRED,
2216 tp, BT_INTEGER, di, REQUIRED);
2218 add_sym_1s ("random_number", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
2219 gfc_check_random_number, NULL, gfc_resolve_random_number,
2220 h, BT_REAL, dr, REQUIRED);
2222 add_sym_3s ("random_seed", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
2223 gfc_check_random_seed, NULL, NULL,
2224 sz, BT_INTEGER, di, OPTIONAL, pt, BT_INTEGER, di, OPTIONAL,
2225 gt, BT_INTEGER, di, OPTIONAL);
2227 /* More G77 compatibility garbage. */
2228 add_sym_3s ("alarm", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2229 gfc_check_alarm_sub, NULL, gfc_resolve_alarm_sub,
2230 sec, BT_INTEGER, di, REQUIRED, han, BT_UNKNOWN, 0, REQUIRED,
2231 st, BT_INTEGER, di, OPTIONAL);
2233 add_sym_1s ("srand", 0, 1, BT_UNKNOWN, di, GFC_STD_GNU,
2234 gfc_check_srand, NULL, gfc_resolve_srand,
2235 c, BT_INTEGER, 4, REQUIRED);
2237 add_sym_1s ("exit", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2238 gfc_check_exit, NULL, gfc_resolve_exit,
2239 c, BT_INTEGER, di, OPTIONAL);
2243 add_sym_1s ("flush", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2244 gfc_check_flush, NULL, gfc_resolve_flush,
2245 c, BT_INTEGER, di, OPTIONAL);
2247 add_sym_2s ("hostnm", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2248 gfc_check_hostnm_sub, NULL, gfc_resolve_hostnm_sub,
2249 c, BT_CHARACTER, dc, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2251 add_sym_3s ("kill", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU, gfc_check_kill_sub,
2252 NULL, gfc_resolve_kill_sub, c, BT_INTEGER, di, REQUIRED,
2253 val, BT_INTEGER, di, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2255 add_sym_3s ("link", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2256 gfc_check_link_sub, NULL, gfc_resolve_link_sub,
2257 name, BT_CHARACTER, dc, REQUIRED, val, BT_CHARACTER,
2258 dc, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2260 add_sym_1s ("perror", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2261 gfc_check_perror, NULL, gfc_resolve_perror,
2262 c, BT_CHARACTER, dc, REQUIRED);
2264 add_sym_3s ("rename", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2265 gfc_check_rename_sub, NULL, gfc_resolve_rename_sub,
2266 name, BT_CHARACTER, dc, REQUIRED, val, BT_CHARACTER,
2267 dc, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2269 add_sym_1s ("sleep", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2270 gfc_check_sleep_sub, NULL, gfc_resolve_sleep_sub,
2271 val, BT_CHARACTER, dc, REQUIRED);
2273 add_sym_3s ("fstat", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2274 gfc_check_fstat_sub, NULL, gfc_resolve_fstat_sub,
2275 ut, BT_INTEGER, di, REQUIRED, vl, BT_INTEGER, di, REQUIRED,
2276 st, BT_INTEGER, di, OPTIONAL);
2278 add_sym_3s ("stat", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2279 gfc_check_stat_sub, NULL, gfc_resolve_stat_sub,
2280 name, BT_CHARACTER, dc, REQUIRED, vl, BT_INTEGER, di, REQUIRED,
2281 st, BT_INTEGER, di, OPTIONAL);
2283 add_sym_3s ("signal", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2284 gfc_check_signal_sub, NULL, gfc_resolve_signal_sub,
2285 num, BT_INTEGER, di, REQUIRED, han, BT_UNKNOWN, 0, REQUIRED,
2286 st, BT_INTEGER, di, OPTIONAL);
2288 add_sym_3s ("symlnk", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2289 gfc_check_symlnk_sub, NULL, gfc_resolve_symlnk_sub,
2290 name, BT_CHARACTER, dc, REQUIRED, val, BT_CHARACTER,
2291 dc, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2293 add_sym_2s ("system", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2294 NULL, NULL, gfc_resolve_system_sub,
2295 c, BT_CHARACTER, dc, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2297 add_sym_3s ("system_clock", 0, 1, BT_UNKNOWN, 0, GFC_STD_F95,
2298 gfc_check_system_clock, NULL, gfc_resolve_system_clock,
2299 c, BT_INTEGER, di, OPTIONAL, cr, BT_INTEGER, di, OPTIONAL,
2300 cm, BT_INTEGER, di, OPTIONAL);
2302 add_sym_2s ("ttynam", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2303 gfc_check_ttynam_sub, NULL, gfc_resolve_ttynam_sub,
2304 ut, BT_INTEGER, di, REQUIRED, c, BT_CHARACTER, dc, REQUIRED);
2306 add_sym_2s ("umask", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2307 gfc_check_umask_sub, NULL, gfc_resolve_umask_sub,
2308 val, BT_INTEGER, di, REQUIRED, num, BT_INTEGER, di, OPTIONAL);
2310 add_sym_2s ("unlink", 0, 1, BT_UNKNOWN, 0, GFC_STD_GNU,
2311 gfc_check_unlink_sub, NULL, gfc_resolve_unlink_sub,
2312 c, BT_CHARACTER, dc, REQUIRED, st, BT_INTEGER, di, OPTIONAL);
2317 /* Add a function to the list of conversion symbols. */
2320 add_conv (bt from_type, int from_kind, bt to_type, int to_kind, int standard)
2323 gfc_typespec from, to;
2324 gfc_intrinsic_sym *sym;
2326 if (sizing == SZ_CONVS)
2332 gfc_clear_ts (&from);
2333 from.type = from_type;
2334 from.kind = from_kind;
2340 sym = conversion + nconv;
2342 sym->name = conv_name (&from, &to);
2343 sym->lib_name = sym->name;
2344 sym->simplify.cc = gfc_convert_constant;
2345 sym->standard = standard;
2348 sym->generic_id = GFC_ISYM_CONVERSION;
2354 /* Create gfc_intrinsic_sym nodes for all intrinsic conversion
2355 functions by looping over the kind tables. */
2358 add_conversions (void)
2362 /* Integer-Integer conversions. */
2363 for (i = 0; gfc_integer_kinds[i].kind != 0; i++)
2364 for (j = 0; gfc_integer_kinds[j].kind != 0; j++)
2369 add_conv (BT_INTEGER, gfc_integer_kinds[i].kind,
2370 BT_INTEGER, gfc_integer_kinds[j].kind, GFC_STD_F77);
2373 /* Integer-Real/Complex conversions. */
2374 for (i = 0; gfc_integer_kinds[i].kind != 0; i++)
2375 for (j = 0; gfc_real_kinds[j].kind != 0; j++)
2377 add_conv (BT_INTEGER, gfc_integer_kinds[i].kind,
2378 BT_REAL, gfc_real_kinds[j].kind, GFC_STD_F77);
2380 add_conv (BT_REAL, gfc_real_kinds[j].kind,
2381 BT_INTEGER, gfc_integer_kinds[i].kind, GFC_STD_F77);
2383 add_conv (BT_INTEGER, gfc_integer_kinds[i].kind,
2384 BT_COMPLEX, gfc_real_kinds[j].kind, GFC_STD_F77);
2386 add_conv (BT_COMPLEX, gfc_real_kinds[j].kind,
2387 BT_INTEGER, gfc_integer_kinds[i].kind, GFC_STD_F77);
2390 if ((gfc_option.allow_std & GFC_STD_LEGACY) != 0)
2392 /* Hollerith-Integer conversions. */
2393 for (i = 0; gfc_integer_kinds[i].kind != 0; i++)
2394 add_conv (BT_HOLLERITH, gfc_default_character_kind,
2395 BT_INTEGER, gfc_integer_kinds[i].kind, GFC_STD_LEGACY);
2396 /* Hollerith-Real conversions. */
2397 for (i = 0; gfc_real_kinds[i].kind != 0; i++)
2398 add_conv (BT_HOLLERITH, gfc_default_character_kind,
2399 BT_REAL, gfc_real_kinds[i].kind, GFC_STD_LEGACY);
2400 /* Hollerith-Complex conversions. */
2401 for (i = 0; gfc_real_kinds[i].kind != 0; i++)
2402 add_conv (BT_HOLLERITH, gfc_default_character_kind,
2403 BT_COMPLEX, gfc_real_kinds[i].kind, GFC_STD_LEGACY);
2405 /* Hollerith-Character conversions. */
2406 add_conv (BT_HOLLERITH, gfc_default_character_kind, BT_CHARACTER,
2407 gfc_default_character_kind, GFC_STD_LEGACY);
2409 /* Hollerith-Logical conversions. */
2410 for (i = 0; gfc_logical_kinds[i].kind != 0; i++)
2411 add_conv (BT_HOLLERITH, gfc_default_character_kind,
2412 BT_LOGICAL, gfc_logical_kinds[i].kind, GFC_STD_LEGACY);
2415 /* Real/Complex - Real/Complex conversions. */
2416 for (i = 0; gfc_real_kinds[i].kind != 0; i++)
2417 for (j = 0; gfc_real_kinds[j].kind != 0; j++)
2421 add_conv (BT_REAL, gfc_real_kinds[i].kind,
2422 BT_REAL, gfc_real_kinds[j].kind, GFC_STD_F77);
2424 add_conv (BT_COMPLEX, gfc_real_kinds[i].kind,
2425 BT_COMPLEX, gfc_real_kinds[j].kind, GFC_STD_F77);
2428 add_conv (BT_REAL, gfc_real_kinds[i].kind,
2429 BT_COMPLEX, gfc_real_kinds[j].kind, GFC_STD_F77);
2431 add_conv (BT_COMPLEX, gfc_real_kinds[i].kind,
2432 BT_REAL, gfc_real_kinds[j].kind, GFC_STD_F77);
2435 /* Logical/Logical kind conversion. */
2436 for (i = 0; gfc_logical_kinds[i].kind; i++)
2437 for (j = 0; gfc_logical_kinds[j].kind; j++)
2442 add_conv (BT_LOGICAL, gfc_logical_kinds[i].kind,
2443 BT_LOGICAL, gfc_logical_kinds[j].kind, GFC_STD_F77);
2446 /* Integer-Logical and Logical-Integer conversions. */
2447 if ((gfc_option.allow_std & GFC_STD_LEGACY) != 0)
2448 for (i=0; gfc_integer_kinds[i].kind; i++)
2449 for (j=0; gfc_logical_kinds[j].kind; j++)
2451 add_conv (BT_INTEGER, gfc_integer_kinds[i].kind,
2452 BT_LOGICAL, gfc_logical_kinds[j].kind, GFC_STD_LEGACY);
2453 add_conv (BT_LOGICAL, gfc_logical_kinds[j].kind,
2454 BT_INTEGER, gfc_integer_kinds[i].kind, GFC_STD_LEGACY);
2459 /* Initialize the table of intrinsics. */
2461 gfc_intrinsic_init_1 (void)
2465 nargs = nfunc = nsub = nconv = 0;
2467 /* Create a namespace to hold the resolved intrinsic symbols. */
2468 gfc_intrinsic_namespace = gfc_get_namespace (NULL, 0);
2477 functions = gfc_getmem (sizeof (gfc_intrinsic_sym) * (nfunc + nsub)
2478 + sizeof (gfc_intrinsic_arg) * nargs);
2480 next_sym = functions;
2481 subroutines = functions + nfunc;
2483 conversion = gfc_getmem (sizeof (gfc_intrinsic_sym) * nconv);
2485 next_arg = ((gfc_intrinsic_arg *) (subroutines + nsub)) - 1;
2487 sizing = SZ_NOTHING;
2494 /* Set the pure flag. All intrinsic functions are pure, and
2495 intrinsic subroutines are pure if they are elemental. */
2497 for (i = 0; i < nfunc; i++)
2498 functions[i].pure = 1;
2500 for (i = 0; i < nsub; i++)
2501 subroutines[i].pure = subroutines[i].elemental;
2506 gfc_intrinsic_done_1 (void)
2508 gfc_free (functions);
2509 gfc_free (conversion);
2510 gfc_free_namespace (gfc_intrinsic_namespace);
2514 /******** Subroutines to check intrinsic interfaces ***********/
2516 /* Given a formal argument list, remove any NULL arguments that may
2517 have been left behind by a sort against some formal argument list. */
2520 remove_nullargs (gfc_actual_arglist ** ap)
2522 gfc_actual_arglist *head, *tail, *next;
2526 for (head = *ap; head; head = next)
2530 if (head->expr == NULL)
2533 gfc_free_actual_arglist (head);
2552 /* Given an actual arglist and a formal arglist, sort the actual
2553 arglist so that its arguments are in a one-to-one correspondence
2554 with the format arglist. Arguments that are not present are given
2555 a blank gfc_actual_arglist structure. If something is obviously
2556 wrong (say, a missing required argument) we abort sorting and
2560 sort_actual (const char *name, gfc_actual_arglist ** ap,
2561 gfc_intrinsic_arg * formal, locus * where)
2564 gfc_actual_arglist *actual, *a;
2565 gfc_intrinsic_arg *f;
2567 remove_nullargs (ap);
2570 for (f = formal; f; f = f->next)
2576 if (f == NULL && a == NULL) /* No arguments */
2580 { /* Put the nonkeyword arguments in a 1:1 correspondence */
2586 if (a->name != NULL)
2598 gfc_error ("Too many arguments in call to '%s' at %L", name, where);
2602 /* Associate the remaining actual arguments, all of which have
2603 to be keyword arguments. */
2604 for (; a; a = a->next)
2606 for (f = formal; f; f = f->next)
2607 if (strcmp (a->name, f->name) == 0)
2612 gfc_error ("Can't find keyword named '%s' in call to '%s' at %L",
2613 a->name, name, where);
2617 if (f->actual != NULL)
2619 gfc_error ("Argument '%s' is appears twice in call to '%s' at %L",
2620 f->name, name, where);
2628 /* At this point, all unmatched formal args must be optional. */
2629 for (f = formal; f; f = f->next)
2631 if (f->actual == NULL && f->optional == 0)
2633 gfc_error ("Missing actual argument '%s' in call to '%s' at %L",
2634 f->name, name, where);
2640 /* Using the formal argument list, string the actual argument list
2641 together in a way that corresponds with the formal list. */
2644 for (f = formal; f; f = f->next)
2646 if (f->actual == NULL)
2648 a = gfc_get_actual_arglist ();
2649 a->missing_arg_type = f->ts.type;
2661 actual->next = NULL; /* End the sorted argument list. */
2667 /* Compare an actual argument list with an intrinsic's formal argument
2668 list. The lists are checked for agreement of type. We don't check
2669 for arrayness here. */
2672 check_arglist (gfc_actual_arglist ** ap, gfc_intrinsic_sym * sym,
2675 gfc_actual_arglist *actual;
2676 gfc_intrinsic_arg *formal;
2679 formal = sym->formal;
2683 for (; formal; formal = formal->next, actual = actual->next, i++)
2685 if (actual->expr == NULL)
2688 if (!gfc_compare_types (&formal->ts, &actual->expr->ts))
2692 ("Type of argument '%s' in call to '%s' at %L should be "
2693 "%s, not %s", gfc_current_intrinsic_arg[i],
2694 gfc_current_intrinsic, &actual->expr->where,
2695 gfc_typename (&formal->ts), gfc_typename (&actual->expr->ts));
2704 /* Given a pointer to an intrinsic symbol and an expression node that
2705 represent the function call to that subroutine, figure out the type
2706 of the result. This may involve calling a resolution subroutine. */
2709 resolve_intrinsic (gfc_intrinsic_sym * specific, gfc_expr * e)
2711 gfc_expr *a1, *a2, *a3, *a4, *a5;
2712 gfc_actual_arglist *arg;
2714 if (specific->resolve.f1 == NULL)
2716 if (e->value.function.name == NULL)
2717 e->value.function.name = specific->lib_name;
2719 if (e->ts.type == BT_UNKNOWN)
2720 e->ts = specific->ts;
2724 arg = e->value.function.actual;
2726 /* Special case hacks for MIN and MAX. */
2727 if (specific->resolve.f1m == gfc_resolve_max
2728 || specific->resolve.f1m == gfc_resolve_min)
2730 (*specific->resolve.f1m) (e, arg);
2736 (*specific->resolve.f0) (e);
2745 (*specific->resolve.f1) (e, a1);
2754 (*specific->resolve.f2) (e, a1, a2);
2763 (*specific->resolve.f3) (e, a1, a2, a3);
2772 (*specific->resolve.f4) (e, a1, a2, a3, a4);
2781 (*specific->resolve.f5) (e, a1, a2, a3, a4, a5);
2785 gfc_internal_error ("resolve_intrinsic(): Too many args for intrinsic");
2789 /* Given an intrinsic symbol node and an expression node, call the
2790 simplification function (if there is one), perhaps replacing the
2791 expression with something simpler. We return FAILURE on an error
2792 of the simplification, SUCCESS if the simplification worked, even
2793 if nothing has changed in the expression itself. */
2796 do_simplify (gfc_intrinsic_sym * specific, gfc_expr * e)
2798 gfc_expr *result, *a1, *a2, *a3, *a4, *a5;
2799 gfc_actual_arglist *arg;
2801 /* Check the arguments if there are Hollerith constants. We deal with
2802 them at run-time. */
2803 for (arg = e->value.function.actual; arg != NULL; arg = arg->next)
2805 if (arg->expr && arg->expr->from_H)
2811 /* Max and min require special handling due to the variable number
2813 if (specific->simplify.f1 == gfc_simplify_min)
2815 result = gfc_simplify_min (e);
2819 if (specific->simplify.f1 == gfc_simplify_max)
2821 result = gfc_simplify_max (e);
2825 if (specific->simplify.f1 == NULL)
2831 arg = e->value.function.actual;
2835 result = (*specific->simplify.f0) ();
2842 if (specific->simplify.cc == gfc_convert_constant)
2844 result = gfc_convert_constant (a1, specific->ts.type, specific->ts.kind);
2848 /* TODO: Warn if -pedantic and initialization expression and arg
2849 types not integer or character */
2852 result = (*specific->simplify.f1) (a1);
2859 result = (*specific->simplify.f2) (a1, a2);
2866 result = (*specific->simplify.f3) (a1, a2, a3);
2873 result = (*specific->simplify.f4) (a1, a2, a3, a4);
2880 result = (*specific->simplify.f5) (a1, a2, a3, a4, a5);
2883 ("do_simplify(): Too many args for intrinsic");
2890 if (result == &gfc_bad_expr)
2894 resolve_intrinsic (specific, e); /* Must call at run-time */
2897 result->where = e->where;
2898 gfc_replace_expr (e, result);
2905 /* Initialize the gfc_current_intrinsic_arg[] array for the benefit of
2906 error messages. This subroutine returns FAILURE if a subroutine
2907 has more than MAX_INTRINSIC_ARGS, in which case the actual argument
2908 list cannot match any intrinsic. */
2911 init_arglist (gfc_intrinsic_sym * isym)
2913 gfc_intrinsic_arg *formal;
2916 gfc_current_intrinsic = isym->name;
2919 for (formal = isym->formal; formal; formal = formal->next)
2921 if (i >= MAX_INTRINSIC_ARGS)
2922 gfc_internal_error ("init_arglist(): too many arguments");
2923 gfc_current_intrinsic_arg[i++] = formal->name;
2928 /* Given a pointer to an intrinsic symbol and an expression consisting
2929 of a function call, see if the function call is consistent with the
2930 intrinsic's formal argument list. Return SUCCESS if the expression
2931 and intrinsic match, FAILURE otherwise. */
2934 check_specific (gfc_intrinsic_sym * specific, gfc_expr * expr, int error_flag)
2936 gfc_actual_arglist *arg, **ap;
2940 ap = &expr->value.function.actual;
2942 init_arglist (specific);
2944 /* Don't attempt to sort the argument list for min or max. */
2945 if (specific->check.f1m == gfc_check_min_max
2946 || specific->check.f1m == gfc_check_min_max_integer
2947 || specific->check.f1m == gfc_check_min_max_real
2948 || specific->check.f1m == gfc_check_min_max_double)
2949 return (*specific->check.f1m) (*ap);
2951 if (sort_actual (specific->name, ap, specific->formal,
2952 &expr->where) == FAILURE)
2955 if (specific->check.f3ml == gfc_check_minloc_maxloc)
2956 /* This is special because we might have to reorder the argument
2958 t = gfc_check_minloc_maxloc (*ap);
2959 else if (specific->check.f3red == gfc_check_minval_maxval)
2960 /* This is also special because we also might have to reorder the
2962 t = gfc_check_minval_maxval (*ap);
2963 else if (specific->check.f3red == gfc_check_product_sum)
2964 /* Same here. The difference to the previous case is that we allow a
2965 general numeric type. */
2966 t = gfc_check_product_sum (*ap);
2969 if (specific->check.f1 == NULL)
2971 t = check_arglist (ap, specific, error_flag);
2973 expr->ts = specific->ts;
2976 t = do_check (specific, *ap);
2979 /* Check ranks for elemental intrinsics. */
2980 if (t == SUCCESS && specific->elemental)
2983 for (arg = expr->value.function.actual; arg; arg = arg->next)
2985 if (arg->expr == NULL || arg->expr->rank == 0)
2989 r = arg->expr->rank;
2993 if (arg->expr->rank != r)
2996 ("Ranks of arguments to elemental intrinsic '%s' differ "
2997 "at %L", specific->name, &arg->expr->where);
3004 remove_nullargs (ap);
3010 /* See if an intrinsic is one of the intrinsics we evaluate
3014 gfc_init_expr_extensions (gfc_intrinsic_sym *isym)
3016 /* FIXME: This should be moved into the intrinsic definitions. */
3017 static const char * const init_expr_extensions[] = {
3018 "digits", "epsilon", "huge", "kind", "maxexponent", "minexponent",
3019 "precision", "present", "radix", "range", "selected_real_kind",
3025 for (i = 0; init_expr_extensions[i]; i++)
3026 if (strcmp (init_expr_extensions[i], isym->name) == 0)
3033 /* Check whether an intrinsic belongs to whatever standard the user
3037 check_intrinsic_standard (const char *name, int standard, locus * where)
3039 if (!gfc_option.warn_nonstd_intrinsics)
3042 gfc_notify_std (standard, "Intrinsic '%s' at %L is not included "
3043 "in the selected standard", name, where);
3047 /* See if a function call corresponds to an intrinsic function call.
3050 MATCH_YES if the call corresponds to an intrinsic, simplification
3051 is done if possible.
3053 MATCH_NO if the call does not correspond to an intrinsic
3055 MATCH_ERROR if the call corresponds to an intrinsic but there was an
3056 error during the simplification process.
3058 The error_flag parameter enables an error reporting. */
3061 gfc_intrinsic_func_interface (gfc_expr * expr, int error_flag)
3063 gfc_intrinsic_sym *isym, *specific;
3064 gfc_actual_arglist *actual;
3068 if (expr->value.function.isym != NULL)
3069 return (do_simplify (expr->value.function.isym, expr) == FAILURE)
3070 ? MATCH_ERROR : MATCH_YES;
3072 gfc_suppress_error = !error_flag;
3075 for (actual = expr->value.function.actual; actual; actual = actual->next)
3076 if (actual->expr != NULL)
3077 flag |= (actual->expr->ts.type != BT_INTEGER
3078 && actual->expr->ts.type != BT_CHARACTER);
3080 name = expr->symtree->n.sym->name;
3082 isym = specific = gfc_find_function (name);
3085 gfc_suppress_error = 0;
3089 gfc_current_intrinsic_where = &expr->where;
3091 /* Bypass the generic list for min and max. */
3092 if (isym->check.f1m == gfc_check_min_max)
3094 init_arglist (isym);
3096 if (gfc_check_min_max (expr->value.function.actual) == SUCCESS)
3099 gfc_suppress_error = 0;
3103 /* If the function is generic, check all of its specific
3104 incarnations. If the generic name is also a specific, we check
3105 that name last, so that any error message will correspond to the
3107 gfc_suppress_error = 1;
3111 for (specific = isym->specific_head; specific;
3112 specific = specific->next)
3114 if (specific == isym)
3116 if (check_specific (specific, expr, 0) == SUCCESS)
3121 gfc_suppress_error = !error_flag;
3123 if (check_specific (isym, expr, error_flag) == FAILURE)
3125 gfc_suppress_error = 0;
3132 expr->value.function.isym = specific;
3133 gfc_intrinsic_symbol (expr->symtree->n.sym);
3135 gfc_suppress_error = 0;
3136 if (do_simplify (specific, expr) == FAILURE)
3139 /* TODO: We should probably only allow elemental functions here. */
3140 flag |= (expr->ts.type != BT_INTEGER && expr->ts.type != BT_CHARACTER);
3142 if (pedantic && gfc_init_expr
3143 && flag && gfc_init_expr_extensions (specific))
3145 if (gfc_notify_std (GFC_STD_GNU, "Extension: Evaluation of "
3146 "nonstandard initialization expression at %L", &expr->where)
3153 check_intrinsic_standard (name, isym->standard, &expr->where);
3159 /* See if a CALL statement corresponds to an intrinsic subroutine.
3160 Returns MATCH_YES if the subroutine corresponds to an intrinsic,
3161 MATCH_NO if not, and MATCH_ERROR if there was an error (but did
3165 gfc_intrinsic_sub_interface (gfc_code * c, int error_flag)
3167 gfc_intrinsic_sym *isym;
3170 name = c->symtree->n.sym->name;
3172 isym = find_subroutine (name);
3176 gfc_suppress_error = !error_flag;
3178 init_arglist (isym);
3180 if (sort_actual (name, &c->ext.actual, isym->formal, &c->loc) == FAILURE)
3183 if (isym->check.f1 != NULL)
3185 if (do_check (isym, c->ext.actual) == FAILURE)
3190 if (check_arglist (&c->ext.actual, isym, 1) == FAILURE)
3194 /* The subroutine corresponds to an intrinsic. Allow errors to be
3195 seen at this point. */
3196 gfc_suppress_error = 0;
3198 if (isym->resolve.s1 != NULL)
3199 isym->resolve.s1 (c);
3201 c->resolved_sym = gfc_get_intrinsic_sub_symbol (isym->lib_name);
3203 if (gfc_pure (NULL) && !isym->elemental)
3205 gfc_error ("Subroutine call to intrinsic '%s' at %L is not PURE", name,
3210 c->resolved_sym->attr.noreturn = isym->noreturn;
3211 check_intrinsic_standard (name, isym->standard, &c->loc);
3216 gfc_suppress_error = 0;
3221 /* Call gfc_convert_type() with warning enabled. */
3224 gfc_convert_type (gfc_expr * expr, gfc_typespec * ts, int eflag)
3226 return gfc_convert_type_warn (expr, ts, eflag, 1);
3230 /* Try to convert an expression (in place) from one type to another.
3231 'eflag' controls the behavior on error.
3233 The possible values are:
3235 1 Generate a gfc_error()
3236 2 Generate a gfc_internal_error().
3238 'wflag' controls the warning related to conversion. */
3241 gfc_convert_type_warn (gfc_expr * expr, gfc_typespec * ts, int eflag,
3244 gfc_intrinsic_sym *sym;
3245 gfc_typespec from_ts;
3251 from_ts = expr->ts; /* expr->ts gets clobbered */
3253 if (ts->type == BT_UNKNOWN)
3256 /* NULL and zero size arrays get their type here. */
3257 if (expr->expr_type == EXPR_NULL
3258 || (expr->expr_type == EXPR_ARRAY
3259 && expr->value.constructor == NULL))
3261 /* Sometimes the RHS acquire the type. */
3266 if (expr->ts.type == BT_UNKNOWN)
3269 if (expr->ts.type == BT_DERIVED
3270 && ts->type == BT_DERIVED
3271 && gfc_compare_types (&expr->ts, ts))
3274 sym = find_conv (&expr->ts, ts);
3278 /* At this point, a conversion is necessary. A warning may be needed. */
3279 if ((gfc_option.warn_std & sym->standard) != 0)
3280 gfc_warning_now ("Extension: Conversion from %s to %s at %L",
3281 gfc_typename (&from_ts), gfc_typename (ts), &expr->where);
3282 else if (wflag && gfc_option.warn_conversion)
3283 gfc_warning_now ("Conversion from %s to %s at %L",
3284 gfc_typename (&from_ts), gfc_typename (ts), &expr->where);
3286 /* Insert a pre-resolved function call to the right function. */
3287 old_where = expr->where;
3289 shape = expr->shape;
3291 new = gfc_get_expr ();
3294 new = gfc_build_conversion (new);
3295 new->value.function.name = sym->lib_name;
3296 new->value.function.isym = sym;
3297 new->where = old_where;
3299 new->shape = gfc_copy_shape (shape, rank);
3306 if (gfc_is_constant_expr (expr->value.function.actual->expr)
3307 && do_simplify (sym, expr) == FAILURE)
3312 return FAILURE; /* Error already generated in do_simplify() */
3320 gfc_error ("Can't convert %s to %s at %L",
3321 gfc_typename (&from_ts), gfc_typename (ts), &expr->where);
3325 gfc_internal_error ("Can't convert %s to %s at %L",
3326 gfc_typename (&from_ts), gfc_typename (ts),