/* Fortran language support routines for GDB, the GNU debugger.
- Copyright (C) 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003,
- 2004, 2005, 2007 Free Software Foundation, Inc.
+ Copyright (C) 1993-2019 Free Software Foundation, Inc.
Contributed by Motorola. Adapted from the C parser by Farooq Butt
(fmbutt@engage.sps.mot.com).
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
-#include "gdb_string.h"
#include "symtab.h"
#include "gdbtypes.h"
#include "expression.h"
#include "parser-defs.h"
#include "language.h"
+#include "varobj.h"
+#include "gdbcore.h"
#include "f-lang.h"
#include "valprint.h"
#include "value.h"
+#include "cp-support.h"
+#include "charset.h"
+#include "c-lang.h"
+#include "target-float.h"
+#include <math.h>
-/* Following is dubious stuff that had been in the xcoff reader. */
+/* Local functions */
-struct saved_fcn
- {
- long line_offset; /* Line offset for function */
- struct saved_fcn *next;
- };
+static void f_printchar (int c, struct type *type, struct ui_file * stream);
+static void f_emit_char (int c, struct type *type,
+ struct ui_file * stream, int quoter);
+/* Return the encoding that should be used for the character type
+ TYPE. */
-struct saved_bf_symnum
- {
- long symnum_fcn; /* Symnum of function (i.e. .function directive) */
- long symnum_bf; /* Symnum of .bf for this function */
- struct saved_bf_symnum *next;
- };
+static const char *
+f_get_encoding (struct type *type)
+{
+ const char *encoding;
-typedef struct saved_fcn SAVED_FUNCTION, *SAVED_FUNCTION_PTR;
-typedef struct saved_bf_symnum SAVED_BF, *SAVED_BF_PTR;
+ switch (TYPE_LENGTH (type))
+ {
+ case 1:
+ encoding = target_charset (get_type_arch (type));
+ break;
+ case 4:
+ if (gdbarch_byte_order (get_type_arch (type)) == BFD_ENDIAN_BIG)
+ encoding = "UTF-32BE";
+ else
+ encoding = "UTF-32LE";
+ break;
-/* Local functions */
+ default:
+ error (_("unrecognized character type"));
+ }
-extern void _initialize_f_language (void);
-#if 0
-static void clear_function_list (void);
-static long get_bf_for_fcn (long);
-static void clear_bf_list (void);
-static void patch_all_commons_by_name (char *, CORE_ADDR, int);
-static SAVED_F77_COMMON_PTR find_first_common_named (char *);
-static void add_common_entry (struct symbol *);
-static void add_common_block (char *, CORE_ADDR, int, char *);
-static SAVED_FUNCTION *allocate_saved_function_node (void);
-static SAVED_BF_PTR allocate_saved_bf_node (void);
-static COMMON_ENTRY_PTR allocate_common_entry_node (void);
-static SAVED_F77_COMMON_PTR allocate_saved_f77_common_node (void);
-static void patch_common_entries (SAVED_F77_COMMON_PTR, CORE_ADDR, int);
-#endif
-
-static struct type *f_create_fundamental_type (struct objfile *, int);
-static void f_printchar (int c, struct ui_file * stream);
-static void f_emit_char (int c, struct ui_file * stream, int quoter);
+ return encoding;
+}
/* Print the character C on STREAM as part of the contents of a literal
string whose delimiter is QUOTER. Note that that format for printing
be replaced with a true F77 version. */
static void
-f_emit_char (int c, struct ui_file *stream, int quoter)
+f_emit_char (int c, struct type *type, struct ui_file *stream, int quoter)
{
- c &= 0xFF; /* Avoid sign bit follies */
+ const char *encoding = f_get_encoding (type);
- if (PRINT_LITERAL_FORM (c))
- {
- if (c == '\\' || c == quoter)
- fputs_filtered ("\\", stream);
- fprintf_filtered (stream, "%c", c);
- }
- else
- {
- switch (c)
- {
- case '\n':
- fputs_filtered ("\\n", stream);
- break;
- case '\b':
- fputs_filtered ("\\b", stream);
- break;
- case '\t':
- fputs_filtered ("\\t", stream);
- break;
- case '\f':
- fputs_filtered ("\\f", stream);
- break;
- case '\r':
- fputs_filtered ("\\r", stream);
- break;
- case '\033':
- fputs_filtered ("\\e", stream);
- break;
- case '\007':
- fputs_filtered ("\\a", stream);
- break;
- default:
- fprintf_filtered (stream, "\\%.3o", (unsigned int) c);
- break;
- }
- }
+ generic_emit_char (c, type, stream, quoter, encoding);
}
-/* FIXME: This is a copy of the same function from c-exp.y. It should
- be replaced with a true F77version. */
+/* Implementation of la_printchar. */
static void
-f_printchar (int c, struct ui_file *stream)
+f_printchar (int c, struct type *type, struct ui_file *stream)
{
fputs_filtered ("'", stream);
- LA_EMIT_CHAR (c, stream, '\'');
+ LA_EMIT_CHAR (c, type, stream, '\'');
fputs_filtered ("'", stream);
}
are printed as appropriate. Print ellipses at the end if we
had to stop before printing LENGTH characters, or if FORCE_ELLIPSES.
FIXME: This is a copy of the same function from c-exp.y. It should
- be replaced with a true F77 version. */
+ be replaced with a true F77 version. */
static void
-f_printstr (struct ui_file *stream, const gdb_byte *string,
- unsigned int length, int width, int force_ellipses)
+f_printstr (struct ui_file *stream, struct type *type, const gdb_byte *string,
+ unsigned int length, const char *encoding, int force_ellipses,
+ const struct value_print_options *options)
{
- unsigned int i;
- unsigned int things_printed = 0;
- int in_quotes = 0;
- int need_comma = 0;
+ const char *type_encoding = f_get_encoding (type);
- if (length == 0)
- {
- fputs_filtered ("''", gdb_stdout);
- return;
- }
+ if (TYPE_LENGTH (type) == 4)
+ fputs_filtered ("4_", stream);
- for (i = 0; i < length && things_printed < print_max; ++i)
- {
- /* Position of the character we are examining
- to see whether it is repeated. */
- unsigned int rep1;
- /* Number of repetitions we have detected so far. */
- unsigned int reps;
+ if (!encoding || !*encoding)
+ encoding = type_encoding;
- QUIT;
-
- if (need_comma)
- {
- fputs_filtered (", ", stream);
- need_comma = 0;
- }
-
- rep1 = i + 1;
- reps = 1;
- while (rep1 < length && string[rep1] == string[i])
- {
- ++rep1;
- ++reps;
- }
-
- if (reps > repeat_count_threshold)
- {
- if (in_quotes)
- {
- if (inspect_it)
- fputs_filtered ("\\', ", stream);
- else
- fputs_filtered ("', ", stream);
- in_quotes = 0;
- }
- f_printchar (string[i], stream);
- fprintf_filtered (stream, " <repeats %u times>", reps);
- i = rep1 - 1;
- things_printed += repeat_count_threshold;
- need_comma = 1;
- }
- else
- {
- if (!in_quotes)
- {
- if (inspect_it)
- fputs_filtered ("\\'", stream);
- else
- fputs_filtered ("'", stream);
- in_quotes = 1;
- }
- LA_EMIT_CHAR (string[i], stream, '"');
- ++things_printed;
- }
- }
-
- /* Terminate the quotes if necessary. */
- if (in_quotes)
- {
- if (inspect_it)
- fputs_filtered ("\\'", stream);
- else
- fputs_filtered ("'", stream);
- }
-
- if (force_ellipses || i < length)
- fputs_filtered ("...", stream);
-}
-
-/* FIXME: This is a copy of c_create_fundamental_type(), before
- all the non-C types were stripped from it. Needs to be fixed
- by an experienced F77 programmer. */
-
-static struct type *
-f_create_fundamental_type (struct objfile *objfile, int typeid)
-{
- struct type *type = NULL;
-
- switch (typeid)
- {
- case FT_VOID:
- type = init_type (TYPE_CODE_VOID,
- TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- 0, "VOID", objfile);
- break;
- case FT_BOOLEAN:
- type = init_type (TYPE_CODE_BOOL,
- TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, "boolean", objfile);
- break;
- case FT_STRING:
- type = init_type (TYPE_CODE_STRING,
- TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- 0, "string", objfile);
- break;
- case FT_CHAR:
- type = init_type (TYPE_CODE_INT,
- TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- 0, "character", objfile);
- break;
- case FT_SIGNED_CHAR:
- type = init_type (TYPE_CODE_INT,
- TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- 0, "integer*1", objfile);
- break;
- case FT_UNSIGNED_CHAR:
- type = init_type (TYPE_CODE_BOOL,
- TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, "logical*1", objfile);
- break;
- case FT_SHORT:
- type = init_type (TYPE_CODE_INT,
- gdbarch_short_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "integer*2", objfile);
- break;
- case FT_SIGNED_SHORT:
- type = init_type (TYPE_CODE_INT,
- gdbarch_short_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "short", objfile); /* FIXME-fnf */
- break;
- case FT_UNSIGNED_SHORT:
- type = init_type (TYPE_CODE_BOOL,
- gdbarch_short_bit (current_gdbarch) / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, "logical*2", objfile);
- break;
- case FT_INTEGER:
- type = init_type (TYPE_CODE_INT,
- gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "integer*4", objfile);
- break;
- case FT_SIGNED_INTEGER:
- type = init_type (TYPE_CODE_INT,
- gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "integer", objfile); /* FIXME -fnf */
- break;
- case FT_UNSIGNED_INTEGER:
- type = init_type (TYPE_CODE_BOOL,
- gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, "logical*4", objfile);
- break;
- case FT_FIXED_DECIMAL:
- type = init_type (TYPE_CODE_INT,
- gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "fixed decimal", objfile);
- break;
- case FT_LONG:
- type = init_type (TYPE_CODE_INT,
- gdbarch_long_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "long", objfile);
- break;
- case FT_SIGNED_LONG:
- type = init_type (TYPE_CODE_INT,
- gdbarch_long_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "long", objfile); /* FIXME -fnf */
- break;
- case FT_UNSIGNED_LONG:
- type = init_type (TYPE_CODE_INT,
- gdbarch_long_bit (current_gdbarch) / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, "unsigned long", objfile);
- break;
- case FT_LONG_LONG:
- type = init_type (TYPE_CODE_INT,
- gdbarch_long_long_bit (current_gdbarch)
- / TARGET_CHAR_BIT,
- 0, "long long", objfile);
- break;
- case FT_SIGNED_LONG_LONG:
- type = init_type (TYPE_CODE_INT,
- gdbarch_long_long_bit (current_gdbarch)
- / TARGET_CHAR_BIT,
- 0, "signed long long", objfile);
- break;
- case FT_UNSIGNED_LONG_LONG:
- type = init_type (TYPE_CODE_INT,
- gdbarch_long_long_bit (current_gdbarch)
- / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, "unsigned long long", objfile);
- break;
- case FT_FLOAT:
- type = init_type (TYPE_CODE_FLT,
- gdbarch_float_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "real", objfile);
- break;
- case FT_DBL_PREC_FLOAT:
- type = init_type (TYPE_CODE_FLT,
- gdbarch_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "real*8", objfile);
- break;
- case FT_FLOAT_DECIMAL:
- type = init_type (TYPE_CODE_FLT,
- gdbarch_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "floating decimal", objfile);
- break;
- case FT_EXT_PREC_FLOAT:
- type = init_type (TYPE_CODE_FLT,
- gdbarch_long_double_bit (current_gdbarch)
- / TARGET_CHAR_BIT,
- 0, "real*16", objfile);
- break;
- case FT_COMPLEX:
- type = init_type (TYPE_CODE_COMPLEX,
- 2 * gdbarch_float_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "complex*8", objfile);
- TYPE_TARGET_TYPE (type) = builtin_type_f_real;
- break;
- case FT_DBL_PREC_COMPLEX:
- type = init_type (TYPE_CODE_COMPLEX,
- 2 * gdbarch_double_bit (current_gdbarch)
- / TARGET_CHAR_BIT,
- 0, "complex*16", objfile);
- TYPE_TARGET_TYPE (type) = builtin_type_f_real_s8;
- break;
- case FT_EXT_PREC_COMPLEX:
- type = init_type (TYPE_CODE_COMPLEX,
- 2 * gdbarch_long_double_bit (current_gdbarch)
- / TARGET_CHAR_BIT,
- 0, "complex*32", objfile);
- TYPE_TARGET_TYPE (type) = builtin_type_f_real_s16;
- break;
- default:
- /* FIXME: For now, if we are asked to produce a type not in this
- language, create the equivalent of a C integer type with the
- name "<?type?>". When all the dust settles from the type
- reconstruction work, this should probably become an error. */
- type = init_type (TYPE_CODE_INT,
- gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "<?type?>", objfile);
- warning (_("internal error: no F77 fundamental type %d"), typeid);
- break;
- }
- return (type);
+ generic_printstr (stream, type, string, length, encoding,
+ force_ellipses, '\'', 0, options);
}
\f
{".LT.", BINOP_LESS, PREC_ORDER, 0},
{"**", UNOP_IND, PREC_PREFIX, 0},
{"@", BINOP_REPEAT, PREC_REPEAT, 0},
- {NULL, 0, 0, 0}
+ {NULL, OP_NULL, PREC_REPEAT, 0}
};
\f
enum f_primitive_types {
f_primitive_type_logical,
f_primitive_type_logical_s1,
f_primitive_type_logical_s2,
+ f_primitive_type_logical_s8,
f_primitive_type_integer,
f_primitive_type_integer_s2,
f_primitive_type_real,
= builtin->builtin_logical_s1;
lai->primitive_type_vector [f_primitive_type_logical_s2]
= builtin->builtin_logical_s2;
+ lai->primitive_type_vector [f_primitive_type_logical_s8]
+ = builtin->builtin_logical_s8;
lai->primitive_type_vector [f_primitive_type_real]
= builtin->builtin_real;
lai->primitive_type_vector [f_primitive_type_real_s8]
= builtin->builtin_complex_s16;
lai->primitive_type_vector [f_primitive_type_void]
= builtin->builtin_void;
+
+ lai->bool_type_symbol = "logical";
+ lai->bool_type_default = builtin->builtin_logical_s2;
}
-/* This is declared in c-lang.h but it is silly to import that file for what
- is already just a hack. */
-extern int c_value_print (struct value *, struct ui_file *, int,
- enum val_prettyprint);
+/* Remove the modules separator :: from the default break list. */
-const struct language_defn f_language_defn =
+static const char *
+f_word_break_characters (void)
{
- "fortran",
- language_fortran,
- NULL,
- range_check_on,
- type_check_on,
- case_sensitive_off,
- array_column_major,
- &exp_descriptor_standard,
- f_parse, /* parser */
- f_error, /* parser error function */
- null_post_parser,
- f_printchar, /* Print character constant */
- f_printstr, /* function to print string constant */
- f_emit_char, /* Function to print a single character */
- f_create_fundamental_type, /* Create fundamental type in this language */
- f_print_type, /* Print a type using appropriate syntax */
- f_val_print, /* Print a value using appropriate syntax */
- c_value_print, /* FIXME */
- NULL, /* Language specific skip_trampoline */
- value_of_this, /* value_of_this */
- basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
- basic_lookup_transparent_type,/* lookup_transparent_type */
- NULL, /* Language specific symbol demangler */
- NULL, /* Language specific class_name_from_physname */
- f_op_print_tab, /* expression operators for printing */
- 0, /* arrays are first-class (not c-style) */
- 1, /* String lower bound */
- NULL,
- default_word_break_characters,
- f_language_arch_info,
- default_print_array_index,
- LANG_MAGIC
-};
+ static char *retval;
-static void *
-build_fortran_types (struct gdbarch *gdbarch)
-{
- struct builtin_f_type *builtin_f_type
- = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct builtin_f_type);
+ if (!retval)
+ {
+ char *s;
- builtin_f_type->builtin_void =
- init_type (TYPE_CODE_VOID, 1,
- 0,
- "VOID", (struct objfile *) NULL);
-
- builtin_f_type->builtin_character =
- init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- 0,
- "character", (struct objfile *) NULL);
-
- builtin_f_type->builtin_logical_s1 =
- init_type (TYPE_CODE_BOOL, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED,
- "logical*1", (struct objfile *) NULL);
-
- builtin_f_type->builtin_integer_s2 =
- init_type (TYPE_CODE_INT,
- gdbarch_short_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "integer*2", (struct objfile *) NULL);
-
- builtin_f_type->builtin_logical_s2 =
- init_type (TYPE_CODE_BOOL,
- gdbarch_short_bit (current_gdbarch) / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, "logical*2", (struct objfile *) NULL);
-
- builtin_f_type->builtin_integer =
- init_type (TYPE_CODE_INT,
- gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0, "integer", (struct objfile *) NULL);
-
- builtin_f_type->builtin_logical =
- init_type (TYPE_CODE_BOOL,
- gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED, "logical*4", (struct objfile *) NULL);
-
- builtin_f_type->builtin_real =
- init_type (TYPE_CODE_FLT,
- gdbarch_float_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0,
- "real", (struct objfile *) NULL);
-
- builtin_f_type->builtin_real_s8 =
- init_type (TYPE_CODE_FLT,
- gdbarch_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0,
- "real*8", (struct objfile *) NULL);
-
- builtin_f_type->builtin_real_s16 =
- init_type (TYPE_CODE_FLT,
- gdbarch_long_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0,
- "real*16", (struct objfile *) NULL);
-
- builtin_f_type->builtin_complex_s8 =
- init_type (TYPE_CODE_COMPLEX,
- 2 * gdbarch_float_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0,
- "complex*8", (struct objfile *) NULL);
- TYPE_TARGET_TYPE (builtin_f_type->builtin_complex_s8)
- = builtin_f_type->builtin_real;
-
- builtin_f_type->builtin_complex_s16 =
- init_type (TYPE_CODE_COMPLEX,
- 2 * gdbarch_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0,
- "complex*16", (struct objfile *) NULL);
- TYPE_TARGET_TYPE (builtin_f_type->builtin_complex_s16)
- = builtin_f_type->builtin_real_s8;
-
- /* We have a new size == 4 double floats for the
- complex*32 data type */
-
- builtin_f_type->builtin_complex_s32 =
- init_type (TYPE_CODE_COMPLEX,
- 2 * gdbarch_long_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
- 0,
- "complex*32", (struct objfile *) NULL);
- TYPE_TARGET_TYPE (builtin_f_type->builtin_complex_s32)
- = builtin_f_type->builtin_real_s16;
+ retval = xstrdup (default_word_break_characters ());
+ s = strchr (retval, ':');
+ if (s)
+ {
+ char *last_char = &s[strlen (s) - 1];
- return builtin_f_type;
+ *s = *last_char;
+ *last_char = 0;
+ }
+ }
+ return retval;
}
-static struct gdbarch_data *f_type_data;
+/* Consider the modules separator :: as a valid symbol name character
+ class. */
-const struct builtin_f_type *
-builtin_f_type (struct gdbarch *gdbarch)
+static void
+f_collect_symbol_completion_matches (completion_tracker &tracker,
+ complete_symbol_mode mode,
+ symbol_name_match_type compare_name,
+ const char *text, const char *word,
+ enum type_code code)
{
- return gdbarch_data (gdbarch, f_type_data);
+ default_collect_symbol_completion_matches_break_on (tracker, mode,
+ compare_name,
+ text, word, ":", code);
}
-void
-_initialize_f_language (void)
+/* Special expression evaluation cases for Fortran. */
+struct value *
+evaluate_subexp_f (struct type *expect_type, struct expression *exp,
+ int *pos, enum noside noside)
{
- f_type_data = gdbarch_data_register_post_init (build_fortran_types);
+ struct value *arg1 = NULL, *arg2 = NULL;
+ enum exp_opcode op;
+ int pc;
+ struct type *type;
- add_language (&f_language_defn);
-}
+ pc = *pos;
+ *pos += 1;
+ op = exp->elts[pc].opcode;
-#if 0
-static SAVED_BF_PTR
-allocate_saved_bf_node (void)
-{
- SAVED_BF_PTR new;
+ switch (op)
+ {
+ default:
+ *pos -= 1;
+ return evaluate_subexp_standard (expect_type, exp, pos, noside);
+
+ case UNOP_ABS:
+ arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ if (noside == EVAL_SKIP)
+ return eval_skip_value (exp);
+ type = value_type (arg1);
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_FLT:
+ {
+ double d
+ = fabs (target_float_to_host_double (value_contents (arg1),
+ value_type (arg1)));
+ return value_from_host_double (type, d);
+ }
+ case TYPE_CODE_INT:
+ {
+ LONGEST l = value_as_long (arg1);
+ l = llabs (l);
+ return value_from_longest (type, l);
+ }
+ }
+ error (_("ABS of type %s not supported"), TYPE_SAFE_NAME (type));
+
+ case BINOP_MOD:
+ arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
+ if (noside == EVAL_SKIP)
+ return eval_skip_value (exp);
+ type = value_type (arg1);
+ if (TYPE_CODE (type) != TYPE_CODE (value_type (arg2)))
+ error (_("non-matching types for parameters to MOD ()"));
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_FLT:
+ {
+ double d1
+ = target_float_to_host_double (value_contents (arg1),
+ value_type (arg1));
+ double d2
+ = target_float_to_host_double (value_contents (arg2),
+ value_type (arg2));
+ double d3 = fmod (d1, d2);
+ return value_from_host_double (type, d3);
+ }
+ case TYPE_CODE_INT:
+ {
+ LONGEST v1 = value_as_long (arg1);
+ LONGEST v2 = value_as_long (arg2);
+ if (v2 == 0)
+ error (_("calling MOD (N, 0) is undefined"));
+ LONGEST v3 = v1 - (v1 / v2) * v2;
+ return value_from_longest (value_type (arg1), v3);
+ }
+ }
+ error (_("MOD of type %s not supported"), TYPE_SAFE_NAME (type));
- new = (SAVED_BF_PTR) xmalloc (sizeof (SAVED_BF));
- return (new);
-}
+ case UNOP_FORTRAN_CEILING:
+ {
+ arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ if (noside == EVAL_SKIP)
+ return eval_skip_value (exp);
+ type = value_type (arg1);
+ if (TYPE_CODE (type) != TYPE_CODE_FLT)
+ error (_("argument to CEILING must be of type float"));
+ double val
+ = target_float_to_host_double (value_contents (arg1),
+ value_type (arg1));
+ val = ceil (val);
+ return value_from_host_double (type, val);
+ }
-static SAVED_FUNCTION *
-allocate_saved_function_node (void)
-{
- SAVED_FUNCTION *new;
+ case UNOP_FORTRAN_FLOOR:
+ {
+ arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ if (noside == EVAL_SKIP)
+ return eval_skip_value (exp);
+ type = value_type (arg1);
+ if (TYPE_CODE (type) != TYPE_CODE_FLT)
+ error (_("argument to FLOOR must be of type float"));
+ double val
+ = target_float_to_host_double (value_contents (arg1),
+ value_type (arg1));
+ val = floor (val);
+ return value_from_host_double (type, val);
+ }
- new = (SAVED_FUNCTION *) xmalloc (sizeof (SAVED_FUNCTION));
- return (new);
-}
+ case BINOP_FORTRAN_MODULO:
+ {
+ arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
+ if (noside == EVAL_SKIP)
+ return eval_skip_value (exp);
+ type = value_type (arg1);
+ if (TYPE_CODE (type) != TYPE_CODE (value_type (arg2)))
+ error (_("non-matching types for parameters to MODULO ()"));
+ /* MODULO(A, P) = A - FLOOR (A / P) * P */
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_INT:
+ {
+ LONGEST a = value_as_long (arg1);
+ LONGEST p = value_as_long (arg2);
+ LONGEST result = a - (a / p) * p;
+ if (result != 0 && (a < 0) != (p < 0))
+ result += p;
+ return value_from_longest (value_type (arg1), result);
+ }
+ case TYPE_CODE_FLT:
+ {
+ double a
+ = target_float_to_host_double (value_contents (arg1),
+ value_type (arg1));
+ double p
+ = target_float_to_host_double (value_contents (arg2),
+ value_type (arg2));
+ double result = fmod (a, p);
+ if (result != 0 && (a < 0.0) != (p < 0.0))
+ result += p;
+ return value_from_host_double (type, result);
+ }
+ }
+ error (_("MODULO of type %s not supported"), TYPE_SAFE_NAME (type));
+ }
-static SAVED_F77_COMMON_PTR
-allocate_saved_f77_common_node (void)
-{
- SAVED_F77_COMMON_PTR new;
+ case BINOP_FORTRAN_CMPLX:
+ arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside);
+ arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside);
+ if (noside == EVAL_SKIP)
+ return eval_skip_value (exp);
+ type = builtin_f_type(exp->gdbarch)->builtin_complex_s16;
+ return value_literal_complex (arg1, arg2, type);
+
+ case UNOP_FORTRAN_KIND:
+ arg1 = evaluate_subexp (NULL, exp, pos, EVAL_AVOID_SIDE_EFFECTS);
+ type = value_type (arg1);
+
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_STRUCT:
+ case TYPE_CODE_UNION:
+ case TYPE_CODE_MODULE:
+ case TYPE_CODE_FUNC:
+ error (_("argument to kind must be an intrinsic type"));
+ }
+
+ if (!TYPE_TARGET_TYPE (type))
+ return value_from_longest (builtin_type (exp->gdbarch)->builtin_int,
+ TYPE_LENGTH (type));
+ return value_from_longest (builtin_type (exp->gdbarch)->builtin_int,
+ TYPE_LENGTH (TYPE_TARGET_TYPE(type)));
+ }
- new = (SAVED_F77_COMMON_PTR) xmalloc (sizeof (SAVED_F77_COMMON));
- return (new);
+ /* Should be unreachable. */
+ return nullptr;
}
-static COMMON_ENTRY_PTR
-allocate_common_entry_node (void)
-{
- COMMON_ENTRY_PTR new;
+/* Return true if TYPE is a string. */
- new = (COMMON_ENTRY_PTR) xmalloc (sizeof (COMMON_ENTRY));
- return (new);
+static bool
+f_is_string_type_p (struct type *type)
+{
+ type = check_typedef (type);
+ return (TYPE_CODE (type) == TYPE_CODE_STRING
+ || (TYPE_CODE (type) == TYPE_CODE_ARRAY
+ && TYPE_CODE (TYPE_TARGET_TYPE (type)) == TYPE_CODE_CHAR));
}
-#endif
-
-SAVED_F77_COMMON_PTR head_common_list = NULL; /* Ptr to 1st saved COMMON */
-SAVED_F77_COMMON_PTR tail_common_list = NULL; /* Ptr to last saved COMMON */
-SAVED_F77_COMMON_PTR current_common = NULL; /* Ptr to current COMMON */
-
-#if 0
-static SAVED_BF_PTR saved_bf_list = NULL; /* Ptr to (.bf,function)
- list */
-static SAVED_BF_PTR saved_bf_list_end = NULL; /* Ptr to above list's end */
-static SAVED_BF_PTR current_head_bf_list = NULL; /* Current head of above list
- */
-static SAVED_BF_PTR tmp_bf_ptr; /* Generic temporary for use
- in macros */
-
-/* The following function simply enters a given common block onto
- the global common block chain */
+/* Special expression lengths for Fortran. */
static void
-add_common_block (char *name, CORE_ADDR offset, int secnum, char *func_stab)
+operator_length_f (const struct expression *exp, int pc, int *oplenp,
+ int *argsp)
{
- SAVED_F77_COMMON_PTR tmp;
- char *c, *local_copy_func_stab;
-
- /* If the COMMON block we are trying to add has a blank
- name (i.e. "#BLNK_COM") then we set it to __BLANK
- because the darn "#" character makes GDB's input
- parser have fits. */
-
+ int oplen = 1;
+ int args = 0;
- if (strcmp (name, BLANK_COMMON_NAME_ORIGINAL) == 0
- || strcmp (name, BLANK_COMMON_NAME_MF77) == 0)
+ switch (exp->elts[pc - 1].opcode)
{
+ default:
+ operator_length_standard (exp, pc, oplenp, argsp);
+ return;
- xfree (name);
- name = alloca (strlen (BLANK_COMMON_NAME_LOCAL) + 1);
- strcpy (name, BLANK_COMMON_NAME_LOCAL);
- }
-
- tmp = allocate_saved_f77_common_node ();
-
- local_copy_func_stab = xmalloc (strlen (func_stab) + 1);
- strcpy (local_copy_func_stab, func_stab);
-
- tmp->name = xmalloc (strlen (name) + 1);
-
- /* local_copy_func_stab is a stabstring, let us first extract the
- function name from the stab by NULLing out the ':' character. */
-
-
- c = NULL;
- c = strchr (local_copy_func_stab, ':');
-
- if (c)
- *c = '\0';
- else
- error (_("Malformed function STAB found in add_common_block()"));
+ case UNOP_FORTRAN_KIND:
+ case UNOP_FORTRAN_FLOOR:
+ case UNOP_FORTRAN_CEILING:
+ oplen = 1;
+ args = 1;
+ break;
+ case BINOP_FORTRAN_CMPLX:
+ case BINOP_FORTRAN_MODULO:
+ oplen = 1;
+ args = 2;
+ break;
+ }
- tmp->owning_function = xmalloc (strlen (local_copy_func_stab) + 1);
+ *oplenp = oplen;
+ *argsp = args;
+}
- strcpy (tmp->owning_function, local_copy_func_stab);
+/* Helper for PRINT_SUBEXP_F. Arguments are as for PRINT_SUBEXP_F, except
+ the extra argument NAME which is the text that should be printed as the
+ name of this operation. */
- strcpy (tmp->name, name);
- tmp->offset = offset;
- tmp->next = NULL;
- tmp->entries = NULL;
- tmp->secnum = secnum;
+static void
+print_unop_subexp_f (struct expression *exp, int *pos,
+ struct ui_file *stream, enum precedence prec,
+ const char *name)
+{
+ (*pos)++;
+ fprintf_filtered (stream, "%s(", name);
+ print_subexp (exp, pos, stream, PREC_SUFFIX);
+ fputs_filtered (")", stream);
+}
- current_common = tmp;
+/* Helper for PRINT_SUBEXP_F. Arguments are as for PRINT_SUBEXP_F, except
+ the extra argument NAME which is the text that should be printed as the
+ name of this operation. */
- if (head_common_list == NULL)
- {
- head_common_list = tail_common_list = tmp;
- }
- else
- {
- tail_common_list->next = tmp;
- tail_common_list = tmp;
- }
+static void
+print_binop_subexp_f (struct expression *exp, int *pos,
+ struct ui_file *stream, enum precedence prec,
+ const char *name)
+{
+ (*pos)++;
+ fprintf_filtered (stream, "%s(", name);
+ print_subexp (exp, pos, stream, PREC_SUFFIX);
+ fputs_filtered (",", stream);
+ print_subexp (exp, pos, stream, PREC_SUFFIX);
+ fputs_filtered (")", stream);
}
-#endif
-/* The following function simply enters a given common entry onto
- the "current_common" block that has been saved away. */
+/* Special expression printing for Fortran. */
-#if 0
static void
-add_common_entry (struct symbol *entry_sym_ptr)
+print_subexp_f (struct expression *exp, int *pos,
+ struct ui_file *stream, enum precedence prec)
{
- COMMON_ENTRY_PTR tmp;
+ int pc = *pos;
+ enum exp_opcode op = exp->elts[pc].opcode;
+ switch (op)
+ {
+ default:
+ print_subexp_standard (exp, pos, stream, prec);
+ return;
+ case UNOP_FORTRAN_KIND:
+ print_unop_subexp_f (exp, pos, stream, prec, "KIND");
+ return;
- /* The order of this list is important, since
- we expect the entries to appear in decl.
- order when we later issue "info common" calls */
+ case UNOP_FORTRAN_FLOOR:
+ print_unop_subexp_f (exp, pos, stream, prec, "FLOOR");
+ return;
- tmp = allocate_common_entry_node ();
+ case UNOP_FORTRAN_CEILING:
+ print_unop_subexp_f (exp, pos, stream, prec, "CEILING");
+ return;
- tmp->next = NULL;
- tmp->symbol = entry_sym_ptr;
+ case BINOP_FORTRAN_CMPLX:
+ print_binop_subexp_f (exp, pos, stream, prec, "CMPLX");
+ return;
- if (current_common == NULL)
- error (_("Attempt to add COMMON entry with no block open!"));
- else
- {
- if (current_common->entries == NULL)
- {
- current_common->entries = tmp;
- current_common->end_of_entries = tmp;
- }
- else
- {
- current_common->end_of_entries->next = tmp;
- current_common->end_of_entries = tmp;
- }
+ case BINOP_FORTRAN_MODULO:
+ print_binop_subexp_f (exp, pos, stream, prec, "MODULO");
+ return;
}
}
-#endif
-/* This routine finds the first encountred COMMON block named "name" */
+/* Special expression names for Fortran. */
-#if 0
-static SAVED_F77_COMMON_PTR
-find_first_common_named (char *name)
+static const char *
+op_name_f (enum exp_opcode opcode)
{
-
- SAVED_F77_COMMON_PTR tmp;
-
- tmp = head_common_list;
-
- while (tmp != NULL)
+ switch (opcode)
{
- if (strcmp (tmp->name, name) == 0)
- return (tmp);
- else
- tmp = tmp->next;
+ default:
+ return op_name_standard (opcode);
+
+#define OP(name) \
+ case name: \
+ return #name ;
+#include "fortran-operator.def"
+#undef OP
}
- return (NULL);
}
-#endif
-/* This routine finds the first encountred COMMON block named "name"
- that belongs to function funcname */
+/* Special expression dumping for Fortran. */
-SAVED_F77_COMMON_PTR
-find_common_for_function (char *name, char *funcname)
+static int
+dump_subexp_body_f (struct expression *exp,
+ struct ui_file *stream, int elt)
{
+ int opcode = exp->elts[elt].opcode;
+ int oplen, nargs, i;
- SAVED_F77_COMMON_PTR tmp;
-
- tmp = head_common_list;
-
- while (tmp != NULL)
+ switch (opcode)
{
- if (DEPRECATED_STREQ (tmp->name, name)
- && DEPRECATED_STREQ (tmp->owning_function, funcname))
- return (tmp);
- else
- tmp = tmp->next;
+ default:
+ return dump_subexp_body_standard (exp, stream, elt);
+
+ case UNOP_FORTRAN_KIND:
+ case UNOP_FORTRAN_FLOOR:
+ case UNOP_FORTRAN_CEILING:
+ case BINOP_FORTRAN_CMPLX:
+ case BINOP_FORTRAN_MODULO:
+ operator_length_f (exp, (elt + 1), &oplen, &nargs);
+ break;
}
- return (NULL);
-}
+ elt += oplen;
+ for (i = 0; i < nargs; i += 1)
+ elt = dump_subexp (exp, stream, elt);
-#if 0
+ return elt;
+}
-/* The following function is called to patch up the offsets
- for the statics contained in the COMMON block named
- "name." */
+/* Special expression checking for Fortran. */
-static void
-patch_common_entries (SAVED_F77_COMMON_PTR blk, CORE_ADDR offset, int secnum)
+static int
+operator_check_f (struct expression *exp, int pos,
+ int (*objfile_func) (struct objfile *objfile,
+ void *data),
+ void *data)
{
- COMMON_ENTRY_PTR entry;
-
- blk->offset = offset; /* Keep this around for future use. */
-
- entry = blk->entries;
+ const union exp_element *const elts = exp->elts;
- while (entry != NULL)
+ switch (elts[pos].opcode)
{
- SYMBOL_VALUE (entry->symbol) += offset;
- SYMBOL_SECTION (entry->symbol) = secnum;
+ case UNOP_FORTRAN_KIND:
+ case UNOP_FORTRAN_FLOOR:
+ case UNOP_FORTRAN_CEILING:
+ case BINOP_FORTRAN_CMPLX:
+ case BINOP_FORTRAN_MODULO:
+ /* Any references to objfiles are held in the arguments to this
+ expression, not within the expression itself, so no additional
+ checking is required here, the outer expression iteration code
+ will take care of checking each argument. */
+ break;
- entry = entry->next;
+ default:
+ return operator_check_standard (exp, pos, objfile_func, data);
}
- blk->secnum = secnum;
-}
-/* Patch all commons named "name" that need patching.Since COMMON
- blocks occur with relative infrequency, we simply do a linear scan on
- the name. Eventually, the best way to do this will be a
- hashed-lookup. Secnum is the section number for the .bss section
- (which is where common data lives). */
+ return 0;
+}
-static void
-patch_all_commons_by_name (char *name, CORE_ADDR offset, int secnum)
+static const char *f_extensions[] =
{
+ ".f", ".F", ".for", ".FOR", ".ftn", ".FTN", ".fpp", ".FPP",
+ ".f90", ".F90", ".f95", ".F95", ".f03", ".F03", ".f08", ".F08",
+ NULL
+};
- SAVED_F77_COMMON_PTR tmp;
-
- /* For blank common blocks, change the canonical reprsentation
- of a blank name */
-
- if (strcmp (name, BLANK_COMMON_NAME_ORIGINAL) == 0
- || strcmp (name, BLANK_COMMON_NAME_MF77) == 0)
- {
- xfree (name);
- name = alloca (strlen (BLANK_COMMON_NAME_LOCAL) + 1);
- strcpy (name, BLANK_COMMON_NAME_LOCAL);
- }
+/* Expression processing for Fortran. */
+static const struct exp_descriptor exp_descriptor_f =
+{
+ print_subexp_f,
+ operator_length_f,
+ operator_check_f,
+ op_name_f,
+ dump_subexp_body_f,
+ evaluate_subexp_f
+};
- tmp = head_common_list;
+extern const struct language_defn f_language_defn =
+{
+ "fortran",
+ "Fortran",
+ language_fortran,
+ range_check_on,
+ case_sensitive_off,
+ array_column_major,
+ macro_expansion_no,
+ f_extensions,
+ &exp_descriptor_f,
+ f_parse, /* parser */
+ null_post_parser,
+ f_printchar, /* Print character constant */
+ f_printstr, /* function to print string constant */
+ f_emit_char, /* Function to print a single character */
+ f_print_type, /* Print a type using appropriate syntax */
+ default_print_typedef, /* Print a typedef using appropriate syntax */
+ f_val_print, /* Print a value using appropriate syntax */
+ c_value_print, /* FIXME */
+ default_read_var_value, /* la_read_var_value */
+ NULL, /* Language specific skip_trampoline */
+ NULL, /* name_of_this */
+ false, /* la_store_sym_names_in_linkage_form_p */
+ cp_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
+ basic_lookup_transparent_type,/* lookup_transparent_type */
- while (tmp != NULL)
- {
- if (COMMON_NEEDS_PATCHING (tmp))
- if (strcmp (tmp->name, name) == 0)
- patch_common_entries (tmp, offset, secnum);
+ /* We could support demangling here to provide module namespaces
+ also for inferiors with only minimal symbol table (ELF symbols).
+ Just the mangling standard is not standardized across compilers
+ and there is no DW_AT_producer available for inferiors with only
+ the ELF symbols to check the mangling kind. */
+ NULL, /* Language specific symbol demangler */
+ NULL,
+ NULL, /* Language specific
+ class_name_from_physname */
+ f_op_print_tab, /* expression operators for printing */
+ 0, /* arrays are first-class (not c-style) */
+ 1, /* String lower bound */
+ f_word_break_characters,
+ f_collect_symbol_completion_matches,
+ f_language_arch_info,
+ default_print_array_index,
+ default_pass_by_reference,
+ default_get_string,
+ c_watch_location_expression,
+ NULL, /* la_get_symbol_name_matcher */
+ iterate_over_symbols,
+ default_search_name_hash,
+ &default_varobj_ops,
+ NULL,
+ NULL,
+ f_is_string_type_p,
+ "(...)" /* la_struct_too_deep_ellipsis */
+};
- tmp = tmp->next;
- }
-}
-#endif
-
-/* This macro adds the symbol-number for the start of the function
- (the symbol number of the .bf) referenced by symnum_fcn to a
- list. This list, in reality should be a FIFO queue but since
- #line pragmas sometimes cause line ranges to get messed up
- we simply create a linear list. This list can then be searched
- first by a queueing algorithm and upon failure fall back to
- a linear scan. */
-
-#if 0
-#define ADD_BF_SYMNUM(bf_sym,fcn_sym) \
- \
- if (saved_bf_list == NULL) \
-{ \
- tmp_bf_ptr = allocate_saved_bf_node(); \
- \
- tmp_bf_ptr->symnum_bf = (bf_sym); \
- tmp_bf_ptr->symnum_fcn = (fcn_sym); \
- tmp_bf_ptr->next = NULL; \
- \
- current_head_bf_list = saved_bf_list = tmp_bf_ptr; \
- saved_bf_list_end = tmp_bf_ptr; \
- } \
-else \
-{ \
- tmp_bf_ptr = allocate_saved_bf_node(); \
- \
- tmp_bf_ptr->symnum_bf = (bf_sym); \
- tmp_bf_ptr->symnum_fcn = (fcn_sym); \
- tmp_bf_ptr->next = NULL; \
- \
- saved_bf_list_end->next = tmp_bf_ptr; \
- saved_bf_list_end = tmp_bf_ptr; \
- }
-#endif
-
-/* This function frees the entire (.bf,function) list */
-
-#if 0
-static void
-clear_bf_list (void)
+static void *
+build_fortran_types (struct gdbarch *gdbarch)
{
+ struct builtin_f_type *builtin_f_type
+ = GDBARCH_OBSTACK_ZALLOC (gdbarch, struct builtin_f_type);
- SAVED_BF_PTR tmp = saved_bf_list;
- SAVED_BF_PTR next = NULL;
+ builtin_f_type->builtin_void
+ = arch_type (gdbarch, TYPE_CODE_VOID, TARGET_CHAR_BIT, "void");
+
+ builtin_f_type->builtin_character
+ = arch_type (gdbarch, TYPE_CODE_CHAR, TARGET_CHAR_BIT, "character");
+
+ builtin_f_type->builtin_logical_s1
+ = arch_boolean_type (gdbarch, TARGET_CHAR_BIT, 1, "logical*1");
+
+ builtin_f_type->builtin_integer_s2
+ = arch_integer_type (gdbarch, gdbarch_short_bit (gdbarch), 0,
+ "integer*2");
+
+ builtin_f_type->builtin_integer_s8
+ = arch_integer_type (gdbarch, gdbarch_long_long_bit (gdbarch), 0,
+ "integer*8");
+
+ builtin_f_type->builtin_logical_s2
+ = arch_boolean_type (gdbarch, gdbarch_short_bit (gdbarch), 1,
+ "logical*2");
+
+ builtin_f_type->builtin_logical_s8
+ = arch_boolean_type (gdbarch, gdbarch_long_long_bit (gdbarch), 1,
+ "logical*8");
+
+ builtin_f_type->builtin_integer
+ = arch_integer_type (gdbarch, gdbarch_int_bit (gdbarch), 0,
+ "integer");
+
+ builtin_f_type->builtin_logical
+ = arch_boolean_type (gdbarch, gdbarch_int_bit (gdbarch), 1,
+ "logical*4");
+
+ builtin_f_type->builtin_real
+ = arch_float_type (gdbarch, gdbarch_float_bit (gdbarch),
+ "real", gdbarch_float_format (gdbarch));
+ builtin_f_type->builtin_real_s8
+ = arch_float_type (gdbarch, gdbarch_double_bit (gdbarch),
+ "real*8", gdbarch_double_format (gdbarch));
+ builtin_f_type->builtin_real_s16
+ = arch_float_type (gdbarch, gdbarch_long_double_bit (gdbarch),
+ "real*16", gdbarch_long_double_format (gdbarch));
+
+ builtin_f_type->builtin_complex_s8
+ = arch_complex_type (gdbarch, "complex*8",
+ builtin_f_type->builtin_real);
+ builtin_f_type->builtin_complex_s16
+ = arch_complex_type (gdbarch, "complex*16",
+ builtin_f_type->builtin_real_s8);
+ builtin_f_type->builtin_complex_s32
+ = arch_complex_type (gdbarch, "complex*32",
+ builtin_f_type->builtin_real_s16);
- while (tmp != NULL)
- {
- next = tmp->next;
- xfree (tmp);
- tmp = next;
- }
- saved_bf_list = NULL;
+ return builtin_f_type;
}
-#endif
-
-int global_remote_debug;
-#if 0
+static struct gdbarch_data *f_type_data;
-static long
-get_bf_for_fcn (long the_function)
+const struct builtin_f_type *
+builtin_f_type (struct gdbarch *gdbarch)
{
- SAVED_BF_PTR tmp;
- int nprobes = 0;
-
- /* First use a simple queuing algorithm (i.e. look and see if the
- item at the head of the queue is the one you want) */
-
- if (saved_bf_list == NULL)
- internal_error (__FILE__, __LINE__,
- _("cannot get .bf node off empty list"));
-
- if (current_head_bf_list != NULL)
- if (current_head_bf_list->symnum_fcn == the_function)
- {
- if (global_remote_debug)
- fprintf_unfiltered (gdb_stderr, "*");
-
- tmp = current_head_bf_list;
- current_head_bf_list = current_head_bf_list->next;
- return (tmp->symnum_bf);
- }
+ return (const struct builtin_f_type *) gdbarch_data (gdbarch, f_type_data);
+}
- /* If the above did not work (probably because #line directives were
- used in the sourcefile and they messed up our internal tables) we now do
- the ugly linear scan */
+void
+_initialize_f_language (void)
+{
+ f_type_data = gdbarch_data_register_post_init (build_fortran_types);
+}
- if (global_remote_debug)
- fprintf_unfiltered (gdb_stderr, "\ndefaulting to linear scan\n");
+/* See f-lang.h. */
- nprobes = 0;
- tmp = saved_bf_list;
- while (tmp != NULL)
+struct value *
+fortran_argument_convert (struct value *value, bool is_artificial)
+{
+ if (!is_artificial)
{
- nprobes++;
- if (tmp->symnum_fcn == the_function)
+ /* If the value is not in the inferior e.g. registers values,
+ convenience variables and user input. */
+ if (VALUE_LVAL (value) != lval_memory)
{
- if (global_remote_debug)
- fprintf_unfiltered (gdb_stderr, "Found in %d probes\n", nprobes);
- current_head_bf_list = tmp->next;
- return (tmp->symnum_bf);
+ struct type *type = value_type (value);
+ const int length = TYPE_LENGTH (type);
+ const CORE_ADDR addr
+ = value_as_long (value_allocate_space_in_inferior (length));
+ write_memory (addr, value_contents (value), length);
+ struct value *val
+ = value_from_contents_and_address (type, value_contents (value),
+ addr);
+ return value_addr (val);
}
- tmp = tmp->next;
+ else
+ return value_addr (value); /* Program variables, e.g. arrays. */
}
-
- return (-1);
+ return value;
}
-static SAVED_FUNCTION_PTR saved_function_list = NULL;
-static SAVED_FUNCTION_PTR saved_function_list_end = NULL;
+/* See f-lang.h. */
-static void
-clear_function_list (void)
+struct type *
+fortran_preserve_arg_pointer (struct value *arg, struct type *type)
{
- SAVED_FUNCTION_PTR tmp = saved_function_list;
- SAVED_FUNCTION_PTR next = NULL;
-
- while (tmp != NULL)
- {
- next = tmp->next;
- xfree (tmp);
- tmp = next;
- }
-
- saved_function_list = NULL;
+ if (TYPE_CODE (value_type (arg)) == TYPE_CODE_PTR)
+ return value_type (arg);
+ return type;
}
-#endif