#include "libaout.h" /* FIXME Secret internal BFD stuff for a.out */
#include "filenames.h"
#include "objfiles.h"
-#include "buildsym.h"
+#include "buildsym-legacy.h"
#include "stabsread.h"
#include "gdb-stabs.h"
#include "demangle.h"
static int symfile_relocatable = 0;
+/* When set, we are processing a .o file compiled by sun acc. This is
+ misnamed; it refers to all stabs-in-elf implementations which use
+ N_UNDF the way Sun does, including Solaris gcc. Hopefully all
+ stabs-in-elf implementations ever invented will choose to be
+ compatible. */
+
+static unsigned char processing_acc_compilation;
+
\f
/* The lowest text address we have yet encountered. This is needed
because in an a.out file, there is no header field which tells us
static void
unknown_symtype_complaint (const char *arg1)
{
- complaint (&symfile_complaints, _("unknown symbol type %s"), arg1);
+ complaint (_("unknown symbol type %s"), arg1);
}
static void
lbrac_mismatch_complaint (int arg1)
{
- complaint (&symfile_complaints,
- _("N_LBRAC/N_RBRAC symbol mismatch at symtab pos %d"), arg1);
+ complaint (_("N_LBRAC/N_RBRAC symbol mismatch at symtab pos %d"), arg1);
}
static void
repeated_header_complaint (const char *arg1, int arg2)
{
- complaint (&symfile_complaints,
- _("\"repeated\" header file %s not "
+ complaint (_("\"repeated\" header file %s not "
"previously seen, at symtab pos %d"),
arg1, arg2);
}
struct header_file_location
{
+ header_file_location (const char *name_, int instance_,
+ struct partial_symtab *pst_)
+ : name (name_),
+ instance (instance_),
+ pst (pst_)
+ {
+ }
+
const char *name; /* Name of header file */
int instance; /* See above */
struct partial_symtab *pst; /* Partial symtab that has the
BINCL/EINCL defs for this file. */
};
-/* The actual list and controling variables. */
-static struct header_file_location *bincl_list, *next_bincl;
-static int bincls_allocated;
+/* The list of bincls. */
+static std::vector<struct header_file_location> *bincl_list;
/* Local function prototypes. */
static void read_dbx_symtab (minimal_symbol_reader &, struct objfile *);
-static void free_bincl_list (struct objfile *);
-
static struct partial_symtab *find_corresponding_bincl_psymtab (const char *,
int);
-static void add_bincl_to_list (struct partial_symtab *, const char *, int);
-
-static void init_bincl_list (int, struct objfile *);
-
static const char *dbx_next_symbol_text (struct objfile *);
static void fill_symbuf (bfd *);
symbol_size = DBX_SYMBOL_SIZE (objfile);
symbol_table_offset = DBX_SYMTAB_OFFSET (objfile);
- free_pending_blocks ();
scoped_free_pendings free_pending;
minimal_symbol_reader reader (objfile);
dbx_new_init (struct objfile *ignore)
{
stabsread_new_init ();
- buildsym_new_init ();
init_header_files ();
}
return nlist.n_strx + stringtab_global + file_string_table_offset;
}
\f
-/* Initialize the list of bincls to contain none and have some
- allocated. */
-
-static void
-init_bincl_list (int number, struct objfile *objfile)
-{
- bincls_allocated = number;
- next_bincl = bincl_list = XNEWVEC (struct header_file_location,
- bincls_allocated);
-}
-
-/* Add a bincl to the list. */
-
-static void
-add_bincl_to_list (struct partial_symtab *pst, const char *name, int instance)
-{
- if (next_bincl >= bincl_list + bincls_allocated)
- {
- int offset = next_bincl - bincl_list;
-
- bincls_allocated *= 2;
- bincl_list = (struct header_file_location *)
- xrealloc ((char *) bincl_list,
- bincls_allocated * sizeof (struct header_file_location));
- next_bincl = bincl_list + offset;
- }
- next_bincl->pst = pst;
- next_bincl->instance = instance;
- next_bincl++->name = name;
-}
/* Given a name, value pair, find the corresponding
bincl in the list. Return the partial symtab associated
static struct partial_symtab *
find_corresponding_bincl_psymtab (const char *name, int instance)
{
- struct header_file_location *bincl;
-
- for (bincl = bincl_list; bincl < next_bincl; bincl++)
- if (bincl->instance == instance
- && strcmp (name, bincl->name) == 0)
- return bincl->pst;
+ for (const header_file_location &bincl : *bincl_list)
+ if (bincl.instance == instance
+ && strcmp (name, bincl.name) == 0)
+ return bincl.pst;
repeated_header_complaint (name, symnum);
return (struct partial_symtab *) 0;
}
-/* Free the storage allocated for the bincl list. */
-
-static void
-free_bincl_list (struct objfile *objfile)
-{
- xfree (bincl_list);
- bincls_allocated = 0;
-}
-
-static void
-do_free_bincl_list_cleanup (void *objfile)
-{
- free_bincl_list ((struct objfile *) objfile);
-}
-
-static struct cleanup *
-make_cleanup_free_bincl_list (struct objfile *objfile)
-{
- return make_cleanup (do_free_bincl_list_cleanup, objfile);
-}
-
/* Set namestring based on nlist. If the string table index is invalid,
give a fake name, and print a single error message per symbol file read,
rather than abort the symbol reading or flood the user with messages. */
>= DBX_STRINGTAB_SIZE (objfile)
|| nlist->n_strx + file_string_table_offset < nlist->n_strx)
{
- complaint (&symfile_complaints,
- _("bad string table offset in symbol %d"),
+ complaint (_("bad string table offset in symbol %d"),
symnum);
namestring = "<bad string table offset>";
}
return namestring;
}
-static CORE_ADDR
-find_stab_function_addr (const char *namestring, const char *filename,
- struct objfile *objfile)
+static struct bound_minimal_symbol
+find_stab_function (const char *namestring, const char *filename,
+ struct objfile *objfile)
{
struct bound_minimal_symbol msym;
int n;
msym = lookup_minimal_symbol (p, NULL, objfile);
}
- return msym.minsym == NULL ? 0 : BMSYMBOL_VALUE_ADDRESS (msym);
+ return msym;
}
static void
function_outside_compilation_unit_complaint (const char *arg1)
{
- complaint (&symfile_complaints,
- _("function `%s' appears to be defined "
+ complaint (_("function `%s' appears to be defined "
"outside of all compilation units"),
arg1);
}
int nsl;
int past_first_source_file = 0;
CORE_ADDR last_function_start = 0;
- struct cleanup *back_to;
bfd *abfd;
int textlow_not_set;
int data_sect_index;
sizeof (struct partial_symtab *));
/* Init bincl list */
- init_bincl_list (20, objfile);
- back_to = make_cleanup_free_bincl_list (objfile);
+ std::vector<struct header_file_location> bincl_storage;
+ scoped_restore restore_bincl_global
+ = make_scoped_restore (&bincl_list, &bincl_storage);
set_last_source_file (NULL);
|| (namestring[(nsl = strlen (namestring)) - 1] == 'o'
&& namestring[nsl - 2] == '.'))
{
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile));
-
if (past_first_source_file && pst
/* The gould NP1 uses low values for .o and -l symbols
which are not the address. */
- && nlist.n_value >= pst->textlow)
+ && nlist.n_value >= pst->raw_text_low ())
{
dbx_end_psymtab (objfile, pst, psymtab_include_list,
includes_used, symnum * symbol_size,
- nlist.n_value > pst->texthigh
- ? nlist.n_value : pst->texthigh,
+ nlist.n_value > pst->raw_text_high ()
+ ? nlist.n_value : pst->raw_text_high (),
dependency_list, dependencies_used,
textlow_not_set);
pst = (struct partial_symtab *) 0;
static const char *dirname_nso;
int prev_textlow_not_set;
- valu = nlist.n_value + ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile));
+ valu = nlist.n_value;
prev_textlow_not_set = textlow_not_set;
{
dbx_end_psymtab (objfile, pst, psymtab_include_list,
includes_used, symnum * symbol_size,
- valu > pst->texthigh
- ? valu : pst->texthigh,
+ (valu > pst->raw_text_high ()
+ ? valu : pst->raw_text_high ()),
dependency_list, dependencies_used,
prev_textlow_not_set);
pst = (struct partial_symtab *) 0;
{
/* FIXME: we should not get here without a PST to work on.
Attempt to recover. */
- complaint (&symfile_complaints,
- _("N_BINCL %s not in entries for "
+ complaint (_("N_BINCL %s not in entries for "
"any file, at symtab pos %d"),
namestring, symnum);
continue;
}
- add_bincl_to_list (pst, namestring, nlist.n_value);
+ bincl_list->emplace_back (namestring, nlist.n_value, pst);
/* Mark down an include file in the current psymtab. */
function relative stabs, or the address of the function's
end for old style stabs. */
valu = nlist.n_value + last_function_start;
- if (pst->texthigh == 0 || valu > pst->texthigh)
- pst->texthigh = valu;
+ if (pst->raw_text_high () == 0 || valu > pst->raw_text_high ())
+ pst->set_text_high (valu);
break;
}
switch (p[1])
{
case 'S':
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- data_sect_index);
-
if (gdbarch_static_transform_name_p (gdbarch))
gdbarch_static_transform_name (gdbarch, namestring);
add_psymbol_to_list (sym_name, sym_len, 1,
VAR_DOMAIN, LOC_STATIC,
+ data_sect_index,
&objfile->static_psymbols,
nlist.n_value, psymtab_language, objfile);
continue;
case 'G':
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- data_sect_index);
/* The addresses in these entries are reported to be
wrong. See the code that reads 'G's for symtabs. */
add_psymbol_to_list (sym_name, sym_len, 1,
VAR_DOMAIN, LOC_STATIC,
+ data_sect_index,
&objfile->global_psymbols,
nlist.n_value, psymtab_language, objfile);
continue;
&& namestring[0] != ' '))
{
add_psymbol_to_list (sym_name, sym_len, 1,
- STRUCT_DOMAIN, LOC_TYPEDEF,
+ STRUCT_DOMAIN, LOC_TYPEDEF, -1,
&objfile->static_psymbols,
0, psymtab_language, objfile);
if (p[2] == 't')
{
/* Also a typedef with the same name. */
add_psymbol_to_list (sym_name, sym_len, 1,
- VAR_DOMAIN, LOC_TYPEDEF,
+ VAR_DOMAIN, LOC_TYPEDEF, -1,
&objfile->static_psymbols,
0, psymtab_language, objfile);
p += 1;
if (p != namestring) /* a name is there, not just :T... */
{
add_psymbol_to_list (sym_name, sym_len, 1,
- VAR_DOMAIN, LOC_TYPEDEF,
+ VAR_DOMAIN, LOC_TYPEDEF, -1,
&objfile->static_psymbols,
0, psymtab_language, objfile);
}
/* Note that the value doesn't matter for
enum constants in psymtabs, just in symtabs. */
add_psymbol_to_list (p, q - p, 1,
- VAR_DOMAIN, LOC_CONST,
+ VAR_DOMAIN, LOC_CONST, -1,
&objfile->static_psymbols, 0,
psymtab_language, objfile);
/* Point past the name. */
case 'c':
/* Constant, e.g. from "const" in Pascal. */
add_psymbol_to_list (sym_name, sym_len, 1,
- VAR_DOMAIN, LOC_CONST,
+ VAR_DOMAIN, LOC_CONST, -1,
&objfile->static_psymbols, 0,
psymtab_language, objfile);
continue;
function_outside_compilation_unit_complaint (name);
xfree (name);
}
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile));
/* Kludges for ELF/STABS with Sun ACC. */
last_function_name = namestring;
/* Do not fix textlow==0 for .o or NLM files, as 0 is a legit
value for the bottom of the text seg in those cases. */
- if (nlist.n_value == ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile))
+ if (nlist.n_value == 0
&& gdbarch_sofun_address_maybe_missing (gdbarch))
{
- CORE_ADDR minsym_valu =
- find_stab_function_addr (namestring,
- pst ? pst->filename : NULL,
- objfile);
-
- /* find_stab_function_addr will return 0 if the minimal
- symbol wasn't found. (Unfortunately, this might also
- be a valid address.) Anyway, if it *does* return 0,
- it is likely that the value was set correctly to begin
- with... */
- if (minsym_valu != 0)
- nlist.n_value = minsym_valu;
+ struct bound_minimal_symbol minsym
+ = find_stab_function (namestring,
+ pst ? pst->filename : NULL,
+ objfile);
+ if (minsym.minsym != NULL)
+ nlist.n_value = MSYMBOL_VALUE_RAW_ADDRESS (minsym.minsym);
}
if (pst && textlow_not_set
&& gdbarch_sofun_address_maybe_missing (gdbarch))
{
- pst->textlow = nlist.n_value;
+ pst->set_text_low (nlist.n_value);
textlow_not_set = 0;
}
/* End kludge. */
the partial symbol table. */
if (pst
&& (textlow_not_set
- || (nlist.n_value < pst->textlow
- && (nlist.n_value
- != ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile))))))
+ || (nlist.n_value < pst->raw_text_low ()
+ && (nlist.n_value != 0))))
{
- pst->textlow = nlist.n_value;
+ pst->set_text_low (nlist.n_value);
textlow_not_set = 0;
}
add_psymbol_to_list (sym_name, sym_len, 1,
VAR_DOMAIN, LOC_BLOCK,
+ SECT_OFF_TEXT (objfile),
&objfile->static_psymbols,
nlist.n_value, psymtab_language, objfile);
continue;
function_outside_compilation_unit_complaint (name);
xfree (name);
}
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile));
/* Kludges for ELF/STABS with Sun ACC. */
last_function_name = namestring;
/* Do not fix textlow==0 for .o or NLM files, as 0 is a legit
value for the bottom of the text seg in those cases. */
- if (nlist.n_value == ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile))
+ if (nlist.n_value == 0
&& gdbarch_sofun_address_maybe_missing (gdbarch))
{
- CORE_ADDR minsym_valu =
- find_stab_function_addr (namestring,
- pst ? pst->filename : NULL,
- objfile);
-
- /* find_stab_function_addr will return 0 if the minimal
- symbol wasn't found. (Unfortunately, this might also
- be a valid address.) Anyway, if it *does* return 0,
- it is likely that the value was set correctly to begin
- with... */
- if (minsym_valu != 0)
- nlist.n_value = minsym_valu;
+ struct bound_minimal_symbol minsym
+ = find_stab_function (namestring,
+ pst ? pst->filename : NULL,
+ objfile);
+ if (minsym.minsym != NULL)
+ nlist.n_value = MSYMBOL_VALUE_RAW_ADDRESS (minsym.minsym);
}
if (pst && textlow_not_set
&& gdbarch_sofun_address_maybe_missing (gdbarch))
{
- pst->textlow = nlist.n_value;
+ pst->set_text_low (nlist.n_value);
textlow_not_set = 0;
}
/* End kludge. */
the partial symbol table. */
if (pst
&& (textlow_not_set
- || (nlist.n_value < pst->textlow
- && (nlist.n_value
- != ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile))))))
+ || (nlist.n_value < pst->raw_text_low ()
+ && (nlist.n_value != 0))))
{
- pst->textlow = nlist.n_value;
+ pst->set_text_low (nlist.n_value);
textlow_not_set = 0;
}
add_psymbol_to_list (sym_name, sym_len, 1,
VAR_DOMAIN, LOC_BLOCK,
+ SECT_OFF_TEXT (objfile),
&objfile->global_psymbols,
nlist.n_value, psymtab_language, objfile);
continue;
time searching to the end of every string looking for
a backslash. */
- complaint (&symfile_complaints,
- _("unknown symbol descriptor `%c'"),
+ complaint (_("unknown symbol descriptor `%c'"),
p[1]);
/* Ignore it; perhaps it is an extension that we don't
continue;
case N_ENDM:
- /* Solaris 2 end of module, finish current partial symbol table.
- dbx_end_psymtab will set pst->texthigh to the proper value, which
- is necessary if a module compiled without debugging info
- follows this module. */
+ /* Solaris 2 end of module, finish current partial symbol
+ table. dbx_end_psymtab will set the high text address of
+ PST to the proper value, which is necessary if a module
+ compiled without debugging info follows this module. */
if (pst && gdbarch_sofun_address_maybe_missing (gdbarch))
{
dbx_end_psymtab (objfile, pst,
/* If there's stuff to be cleaned up, clean it up. */
if (pst)
{
- /* Don't set pst->texthigh lower than it already is. */
+ /* Don't set high text address of PST lower than it already
+ is. */
CORE_ADDR text_end =
(lowest_text_address == (CORE_ADDR) -1
- ? (text_addr + ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile)))
+ ? text_addr
: lowest_text_address)
+ text_size;
dbx_end_psymtab (objfile, pst, psymtab_include_list, includes_used,
symnum * symbol_size,
- text_end > pst->texthigh ? text_end : pst->texthigh,
+ (text_end > pst->raw_text_high ()
+ ? text_end : pst->raw_text_high ()),
dependency_list, dependencies_used, textlow_not_set);
}
-
- do_cleanups (back_to);
}
/* Allocate and partially fill a partial symtab. It will be
if (capping_symbol_offset != -1)
LDSYMLEN (pst) = capping_symbol_offset - LDSYMOFF (pst);
- pst->texthigh = capping_text;
+ pst->set_text_high (capping_text);
/* Under Solaris, the N_SO symbols always have a value of 0,
instead of the usual address of the .o file. Therefore,
a reliable texthigh by taking the address plus size of the
last function in the file. */
- if (pst->texthigh == 0 && last_function_name
+ if (!pst->text_high_valid && last_function_name
&& gdbarch_sofun_address_maybe_missing (gdbarch))
{
int n;
}
if (minsym.minsym)
- pst->texthigh = (BMSYMBOL_VALUE_ADDRESS (minsym)
- + MSYMBOL_SIZE (minsym.minsym));
+ pst->set_text_high (MSYMBOL_VALUE_RAW_ADDRESS (minsym.minsym)
+ + MSYMBOL_SIZE (minsym.minsym));
last_function_name = NULL;
}
;
/* This test will be true if the last .o file is only data. */
else if (textlow_not_set)
- pst->textlow = pst->texthigh;
+ pst->set_text_low (pst->raw_text_high ());
else
{
struct partial_symtab *p1;
/* If we know our own starting text address, then walk through all other
psymtabs for this objfile, and if any didn't know their ending text
address, set it to our starting address. Take care to not set our
- own ending address to our starting address, nor to set addresses on
- `dependency' files that have both textlow and texthigh zero. */
+ own ending address to our starting address. */
ALL_OBJFILE_PSYMTABS (objfile, p1)
{
- if (p1->texthigh == 0 && p1->textlow != 0 && p1 != pst)
- {
- p1->texthigh = pst->textlow;
- /* If this file has only data, then make textlow match
- texthigh. */
- if (p1->textlow == 0)
- p1->textlow = p1->texthigh;
- }
+ if (!p1->text_high_valid && p1->text_low_valid && p1 != pst)
+ p1->set_text_high (pst->raw_text_low ());
}
}
subpst->read_symtab_private =
XOBNEW (&objfile->objfile_obstack, struct symloc);
LDSYMOFF (subpst) =
- LDSYMLEN (subpst) =
- subpst->textlow =
- subpst->texthigh = 0;
+ LDSYMLEN (subpst) = 0;
/* We could save slight bits of space by only making one of these,
shared by the entire set of include files. FIXME-someday. */
{
/* Init stuff necessary for reading in symbols */
stabsread_init ();
- buildsym_init ();
scoped_free_pendings free_pending;
file_string_table_offset = FILE_STRING_OFFSET (pst);
symbol_size = SYMBOL_SIZE (pst);
if (LDSYMLEN (self) || self->number_of_dependencies)
{
- struct cleanup *back_to;
-
/* Print the message now, before reading the string table,
to avoid disconcerting pauses. */
if (info_verbose)
next_symbol_text_func = dbx_next_symbol_text;
- back_to = make_cleanup (null_cleanup, NULL);
-
- if (DBX_STAB_SECTION (objfile))
- {
- stabs_data
- = symfile_relocate_debug_section (objfile,
- DBX_STAB_SECTION (objfile),
- NULL);
-
- if (stabs_data)
- make_cleanup (free_current_contents, (void *) &stabs_data);
- }
-
- dbx_psymtab_to_symtab_1 (objfile, self);
+ {
+ scoped_restore restore_stabs_data = make_scoped_restore (&stabs_data);
+ gdb::unique_xmalloc_ptr<gdb_byte> data_holder;
+ if (DBX_STAB_SECTION (objfile))
+ {
+ stabs_data
+ = symfile_relocate_debug_section (objfile,
+ DBX_STAB_SECTION (objfile),
+ NULL);
+ data_holder.reset (stabs_data);
+ }
- do_cleanups (back_to);
+ dbx_psymtab_to_symtab_1 (objfile, self);
+ }
/* Match with global symbols. This only needs to be done once,
after all of the symtabs and dependencies have been read in. */
sym_offset = LDSYMOFF (pst);
sym_size = LDSYMLEN (pst);
- text_offset = pst->textlow;
- text_size = pst->texthigh - pst->textlow;
+ text_offset = pst->text_low (objfile);
+ text_size = pst->text_high (objfile) - pst->text_low (objfile);
section_offsets = objfile->section_offsets;
dbxread_objfile = objfile;
}
}
- /* In a Solaris elf file, this variable, which comes from the
- value of the N_SO symbol, will still be 0. Luckily, text_offset,
- which comes from pst->textlow is correct. */
- if (last_source_start_addr == 0)
- last_source_start_addr = text_offset;
+ /* In a Solaris elf file, this variable, which comes from the value
+ of the N_SO symbol, will still be 0. Luckily, text_offset, which
+ comes from low text address of PST, is correct. */
+ if (get_last_source_start_addr () == 0)
+ set_last_source_start_addr (text_offset);
/* In reordered executables last_source_start_addr may not be the
lower bound for this symtab, instead use text_offset which comes
- from pst->textlow which is correct. */
- if (last_source_start_addr > text_offset)
- last_source_start_addr = text_offset;
+ from the low text address of PST, which is correct. */
+ if (get_last_source_start_addr () > text_offset)
+ set_last_source_start_addr (text_offset);
pst->compunit_symtab = end_symtab (text_offset + text_size,
SECT_OFF_TEXT (objfile));
{
struct gdbarch *gdbarch = get_objfile_arch (objfile);
struct context_stack *newobj;
+ struct context_stack cstk;
/* This remembers the address of the start of a function. It is
used because in Solaris 2, N_LBRAC, N_RBRAC, and N_SLINE entries
are relative to the current function's start address. On systems
the current block. */
struct block *block;
- if (context_stack_depth <= 0)
+ if (outermost_context_p ())
{
lbrac_mismatch_complaint (symnum);
break;
{
CORE_ADDR addr = last_function_start + valu;
- record_line (current_subfile, 0,
+ record_line (get_current_subfile (), 0,
gdbarch_addr_bits_remove (gdbarch, addr));
}
within_function = 0;
- newobj = pop_context ();
+ cstk = pop_context ();
/* Make a block for the local symbols within. */
- block = finish_block (newobj->name, &local_symbols,
- newobj->old_blocks, NULL,
- newobj->start_addr, newobj->start_addr + valu);
+ block = finish_block (cstk.name,
+ cstk.old_blocks, NULL,
+ cstk.start_addr, cstk.start_addr + valu);
/* For C++, set the block's scope. */
- if (SYMBOL_LANGUAGE (newobj->name) == language_cplus)
- cp_set_block_scope (newobj->name, block, &objfile->objfile_obstack);
+ if (SYMBOL_LANGUAGE (cstk.name) == language_cplus)
+ cp_set_block_scope (cstk.name, block, &objfile->objfile_obstack);
/* May be switching to an assembler file which may not be using
block relative stabs, so reset the offset. */
valu += function_start_offset;
- if (context_stack_depth <= 0)
+ if (outermost_context_p ())
{
lbrac_mismatch_complaint (symnum);
break;
}
- newobj = pop_context ();
- if (desc != newobj->depth)
+ cstk = pop_context ();
+ if (desc != cstk.depth)
lbrac_mismatch_complaint (symnum);
- if (local_symbols != NULL)
+ if (*get_local_symbols () != NULL)
{
/* GCC development snapshots from March to December of
2000 would output N_LSYM entries after N_LBRAC
entries. As a consequence, these symbols are simply
discarded. Complain if this is the case. */
- complaint (&symfile_complaints,
- _("misplaced N_LBRAC entry; discarding local "
+ complaint (_("misplaced N_LBRAC entry; discarding local "
"symbols which have no enclosing block"));
}
- local_symbols = newobj->locals;
+ *get_local_symbols () = cstk.locals;
- if (context_stack_depth > 1)
+ if (get_context_stack_depth () > 1)
{
/* This is not the outermost LBRAC...RBRAC pair in the
function, its local symbols preceded it, and are the ones
for them (but don't bother if the block contains no
symbols. Should we complain on blocks without symbols?
I can't think of any useful purpose for them). */
- if (local_symbols != NULL)
+ if (*get_local_symbols () != NULL)
{
/* Muzzle a compiler bug that makes end < start.
??? Which compilers? Is this ever harmful?. */
- if (newobj->start_addr > valu)
+ if (cstk.start_addr > valu)
{
- complaint (&symfile_complaints,
- _("block start larger than block end"));
- newobj->start_addr = valu;
+ complaint (_("block start larger than block end"));
+ cstk.start_addr = valu;
}
/* Make a block for the local symbols within. */
- finish_block (0, &local_symbols, newobj->old_blocks, NULL,
- newobj->start_addr, valu);
+ finish_block (0, cstk.old_blocks, NULL,
+ cstk.start_addr, valu);
}
}
else
name. Patch things up. */
if (previous_stab_code == (unsigned char) N_SO)
{
- patch_subfile_names (current_subfile, name);
+ patch_subfile_names (get_current_subfile (), name);
break; /* Ignore repeated SOs. */
}
end_symtab (valu, SECT_OFF_TEXT (objfile));
CORE_ADDR addr = processing_gcc_compilation == 2 ?
last_function_start : valu;
- record_line (current_subfile, desc,
+ record_line (get_current_subfile (), desc,
gdbarch_addr_bits_remove (gdbarch, addr));
sline_found_in_function = 1;
}
else
- record_line (current_subfile, desc,
+ record_line (get_current_subfile (), desc,
gdbarch_addr_bits_remove (gdbarch, valu));
break;
unknown_symtype_complaint (hex_string (type));
/* FALLTHROUGH */
- /* The following symbol types don't need the address field
- relocated, since it is either unused, or is absolute. */
define_a_symbol:
+ /* These symbol types don't need the address field relocated,
+ since it is either unused, or is absolute. */
case N_GSYM: /* Global variable. */
case N_NSYMS: /* Number of symbols (Ultrix). */
case N_NOMAP: /* No map? (Ultrix). */
SECT_OFF_TEXT (objfile))
&& gdbarch_sofun_address_maybe_missing (gdbarch))
{
- CORE_ADDR minsym_valu =
- find_stab_function_addr (name, get_last_source_file (),
- objfile);
-
- /* The function find_stab_function_addr will return
- 0 if the minimal symbol wasn't found.
- (Unfortunately, this might also be a valid
- address.) Anyway, if it *does* return 0, it is
- likely that the value was set correctly to begin
- with... */
- if (minsym_valu != 0)
- valu = minsym_valu;
+ struct bound_minimal_symbol minsym
+ = find_stab_function (name, get_last_source_file (),
+ objfile);
+ if (minsym.minsym != NULL)
+ valu = BMSYMBOL_VALUE_ADDRESS (minsym);
}
/* These addresses are absolute. */
within_function = 1;
- if (context_stack_depth > 1)
+ if (get_context_stack_depth () > 1)
{
- complaint (&symfile_complaints,
- _("unmatched N_LBRAC before symtab pos %d"),
+ complaint (_("unmatched N_LBRAC before symtab pos %d"),
symnum);
break;
}
- if (context_stack_depth > 0)
+ if (!outermost_context_p ())
{
struct block *block;
- newobj = pop_context ();
+ cstk = pop_context ();
/* Make a block for the local symbols within. */
- block = finish_block (newobj->name, &local_symbols,
- newobj->old_blocks, NULL,
- newobj->start_addr, valu);
+ block = finish_block (cstk.name,
+ cstk.old_blocks, NULL,
+ cstk.start_addr, valu);
/* For C++, set the block's scope. */
- if (SYMBOL_LANGUAGE (newobj->name) == language_cplus)
- cp_set_block_scope (newobj->name, block,
+ if (SYMBOL_LANGUAGE (cstk.name) == language_cplus)
+ cp_set_block_scope (cstk.name, block,
&objfile->objfile_obstack);
}
perror_with_name (name);
stabsread_new_init ();
- buildsym_new_init ();
free_header_files ();
init_header_files ();
int val;
bfd *sym_bfd = objfile->obfd;
char *name = bfd_get_filename (sym_bfd);
- struct cleanup *back_to = make_cleanup (null_cleanup, NULL);
/* Find the first and last text address. dbx_symfile_read seems to
want this. */
perror_with_name (name);
stabsread_new_init ();
- buildsym_new_init ();
free_header_files ();
init_header_files ();
symbuf_read = 0;
symbuf_left = bfd_section_size (objfile->obfd, stabsect);
+
+ scoped_restore restore_stabs_data = make_scoped_restore (&stabs_data);
+ gdb::unique_xmalloc_ptr<gdb_byte> data_holder;
+
stabs_data = symfile_relocate_debug_section (objfile, stabsect, NULL);
if (stabs_data)
- make_cleanup (free_current_contents, (void *) &stabs_data);
+ data_holder.reset (stabs_data);
/* In an elf file, we've already installed the minimal symbols that came
from the elf (non-stab) symbol table, so always act like an
table and normal symbol entries won't be in the ".stab" section; but in
case it does, it will install them itself. */
dbx_symfile_read (objfile, 0);
-
- do_cleanups (back_to);
}
\f
/* Scan and build partial symbols for a file with special sections for stabs
perror_with_name (name);
stabsread_new_init ();
- buildsym_new_init ();
free_header_files ();
init_header_files ();