/* Fortran language support routines for GDB, the GNU debugger.
- Copyright (C) 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003,
- 2004, 2005, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc.
+ Copyright (C) 1993-2015 Free Software Foundation, Inc.
Contributed by Motorola. Adapted from the C parser by Farooq Butt
(fmbutt@engage.sps.mot.com).
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 "f-lang.h"
#include "valprint.h"
#include "value.h"
#include "cp-support.h"
#include "charset.h"
+#include "c-lang.h"
-/* Following is dubious stuff that had been in the xcoff reader. */
-
-struct saved_fcn
- {
- long line_offset; /* Line offset for function. */
- struct saved_fcn *next;
- };
-
-
-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;
- };
-
-typedef struct saved_fcn SAVED_FUNCTION, *SAVED_FUNCTION_PTR;
-typedef struct saved_bf_symnum SAVED_BF, *SAVED_BF_PTR;
-
/* Local functions */
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 void f_printchar (int c, struct type *type, struct ui_file * stream);
static void f_emit_char (int c, struct type *type,
{".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 {
/* Consider the modules separator :: as a valid symbol name character
class. */
-static char **
-f_make_symbol_completion_list (char *text, char *word)
+static VEC (char_ptr) *
+f_make_symbol_completion_list (const char *text, const char *word,
+ enum type_code code)
{
- return default_make_symbol_completion_list_break_on (text, word, ":");
+ return default_make_symbol_completion_list_break_on (text, word, ":", code);
}
-/* 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 *,
- const struct value_print_options *);
-
const struct language_defn f_language_defn =
{
"fortran",
+ "Fortran",
language_fortran,
range_check_on,
- type_check_on,
case_sensitive_off,
array_column_major,
macro_expansion_no,
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 */
cp_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */
default_print_array_index,
default_pass_by_reference,
default_get_string,
+ NULL, /* la_get_symbol_name_cmp */
+ iterate_over_symbols,
+ &default_varobj_ops,
+ NULL,
+ NULL,
LANG_MAGIC
};
const struct builtin_f_type *
builtin_f_type (struct gdbarch *gdbarch)
{
- return gdbarch_data (gdbarch, f_type_data);
+ return (const struct builtin_f_type *) gdbarch_data (gdbarch, f_type_data);
}
void
add_language (&f_language_defn);
}
-
-#if 0
-static SAVED_BF_PTR
-allocate_saved_bf_node (void)
-{
- SAVED_BF_PTR new;
-
- new = (SAVED_BF_PTR) xmalloc (sizeof (SAVED_BF));
- return (new);
-}
-
-static SAVED_FUNCTION *
-allocate_saved_function_node (void)
-{
- SAVED_FUNCTION *new;
-
- new = (SAVED_FUNCTION *) xmalloc (sizeof (SAVED_FUNCTION));
- return (new);
-}
-
-static SAVED_F77_COMMON_PTR
-allocate_saved_f77_common_node (void)
-{
- SAVED_F77_COMMON_PTR new;
-
- new = (SAVED_F77_COMMON_PTR) xmalloc (sizeof (SAVED_F77_COMMON));
- return (new);
-}
-
-static COMMON_ENTRY_PTR
-allocate_common_entry_node (void)
-{
- COMMON_ENTRY_PTR new;
-
- new = (COMMON_ENTRY_PTR) xmalloc (sizeof (COMMON_ENTRY));
- return (new);
-}
-#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. */
-
-static void
-add_common_block (char *name, CORE_ADDR offset, int secnum, char *func_stab)
-{
- 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. */
-
-
- 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);
- }
-
- 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()"));
-
-
- tmp->owning_function = xmalloc (strlen (local_copy_func_stab) + 1);
-
- strcpy (tmp->owning_function, local_copy_func_stab);
-
- strcpy (tmp->name, name);
- tmp->offset = offset;
- tmp->next = NULL;
- tmp->entries = NULL;
- tmp->secnum = secnum;
-
- current_common = tmp;
-
- if (head_common_list == NULL)
- {
- head_common_list = tail_common_list = tmp;
- }
- else
- {
- tail_common_list->next = tmp;
- tail_common_list = tmp;
- }
-}
-#endif
-
-/* The following function simply enters a given common entry onto
- the "current_common" block that has been saved away. */
-
-#if 0
-static void
-add_common_entry (struct symbol *entry_sym_ptr)
-{
- COMMON_ENTRY_PTR tmp;
-
-
-
- /* The order of this list is important, since
- we expect the entries to appear in decl.
- order when we later issue "info common" calls. */
-
- tmp = allocate_common_entry_node ();
-
- tmp->next = NULL;
- tmp->symbol = entry_sym_ptr;
-
- 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;
- }
- }
-}
-#endif
-
-/* This routine finds the first encountred COMMON block named "name". */
-
-#if 0
-static SAVED_F77_COMMON_PTR
-find_first_common_named (char *name)
-{
-
- SAVED_F77_COMMON_PTR tmp;
-
- tmp = head_common_list;
-
- while (tmp != NULL)
- {
- if (strcmp (tmp->name, name) == 0)
- return (tmp);
- else
- tmp = tmp->next;
- }
- return (NULL);
-}
-#endif
-
-/* This routine finds the first encountred COMMON block named "name"
- that belongs to function funcname. */
-
-SAVED_F77_COMMON_PTR
-find_common_for_function (char *name, char *funcname)
-{
-
- SAVED_F77_COMMON_PTR tmp;
-
- tmp = head_common_list;
-
- while (tmp != NULL)
- {
- if (strcmp (tmp->name, name) == 0
- && strcmp (tmp->owning_function, funcname) == 0)
- return (tmp);
- else
- tmp = tmp->next;
- }
- return (NULL);
-}
-
-
-#if 0
-
-/* The following function is called to patch up the offsets
- for the statics contained in the COMMON block named
- "name." */
-
-static void
-patch_common_entries (SAVED_F77_COMMON_PTR blk, CORE_ADDR offset, int secnum)
-{
- COMMON_ENTRY_PTR entry;
-
- blk->offset = offset; /* Keep this around for future use. */
-
- entry = blk->entries;
-
- while (entry != NULL)
- {
- SYMBOL_VALUE (entry->symbol) += offset;
- SYMBOL_SECTION (entry->symbol) = secnum;
-
- entry = entry->next;
- }
- 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). */
-
-static void
-patch_all_commons_by_name (char *name, CORE_ADDR offset, int secnum)
-{
-
- 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);
- }
-
- tmp = head_common_list;
-
- while (tmp != NULL)
- {
- if (COMMON_NEEDS_PATCHING (tmp))
- if (strcmp (tmp->name, name) == 0)
- patch_common_entries (tmp, offset, secnum);
-
- 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)
-{
-
- SAVED_BF_PTR tmp = saved_bf_list;
- SAVED_BF_PTR next = NULL;
-
- while (tmp != NULL)
- {
- next = tmp->next;
- xfree (tmp);
- tmp = next;
- }
- saved_bf_list = NULL;
-}
-#endif
-
-int global_remote_debug;
-
-#if 0
-
-static long
-get_bf_for_fcn (long the_function)
-{
- 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);
- }
-
- /* 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. */
-
- if (global_remote_debug)
- fprintf_unfiltered (gdb_stderr, "\ndefaulting to linear scan\n");
-
- nprobes = 0;
- tmp = saved_bf_list;
- while (tmp != NULL)
- {
- nprobes++;
- if (tmp->symnum_fcn == the_function)
- {
- if (global_remote_debug)
- fprintf_unfiltered (gdb_stderr, "Found in %d probes\n", nprobes);
- current_head_bf_list = tmp->next;
- return (tmp->symnum_bf);
- }
- tmp = tmp->next;
- }
-
- return (-1);
-}
-
-static SAVED_FUNCTION_PTR saved_function_list = NULL;
-static SAVED_FUNCTION_PTR saved_function_list_end = NULL;
-
-static void
-clear_function_list (void)
-{
- 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;
-}
-#endif
projects / deliverable / binutils-gdb.git / blobdiff