/* Read a symbol table in ECOFF format (Third-Eye).
- Copyright 1986, 87, 89, 90, 91, 92, 93, 94, 95, 96, 97, 1998
+
+ Copyright (C) 1986, 1987, 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996,
+ 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2007
Free Software Foundation, Inc.
+
Original version contributed by Alessandro Forin (af@cs.cmu.edu) at
CMU. Major work by Per Bothner, John Gilmore and Ian Lance Taylor
at Cygnus Support.
-This file is part of GDB.
+ This file is part of GDB.
-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
-(at your option) any later version.
+ 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 3 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
/* This module provides the function mdebug_build_psymtabs. It reads
ECOFF debugging information into partial symbol tables. The
#include "symtab.h"
#include "gdbtypes.h"
#include "gdbcore.h"
-#include "symfile.h"
#include "objfiles.h"
-#include "obstack.h"
+#include "gdb_obstack.h"
#include "buildsym.h"
#include "stabsread.h"
#include "complaints.h"
#include "demangle.h"
-
-/* These are needed if the tm.h file does not contain the necessary
- mips specific definitions. */
-
-#ifndef MIPS_EFI_SYMBOL_NAME
-#define MIPS_EFI_SYMBOL_NAME "__GDB_EFI_INFO__"
-extern void ecoff_relocate_efi PARAMS ((struct symbol *, CORE_ADDR));
-#include "coff/sym.h"
-#include "coff/symconst.h"
-typedef struct mips_extra_func_info {
- long numargs;
- PDR pdr;
-} *mips_extra_func_info_t;
-#ifndef RA_REGNUM
-#define RA_REGNUM 0
-#endif
-#endif
-
-#ifdef USG
-#include <sys/types.h>
-#endif
-
+#include "gdb_assert.h"
+#include "block.h"
+#include "dictionary.h"
+#include "mdebugread.h"
#include "gdb_stat.h"
#include "gdb_string.h"
-#include "gdb-stabs.h"
-
#include "bfd.h"
#include "coff/ecoff.h" /* COFF-like aspects of ecoff files */
#include "aout/stab_gnu.h" /* STABS information */
#include "expression.h"
-#include "language.h" /* Needed inside partial-stab.h */
-
-/* Provide a default mapping from a ecoff register number to a gdb REGNUM. */
-#ifndef ECOFF_REG_TO_REGNUM
-#define ECOFF_REG_TO_REGNUM(num) (num)
-#endif
+extern void _initialize_mdebugread (void);
/* Provide a way to test if we have both ECOFF and ELF symbol tables.
We use this define in order to know whether we should override a
case the symbol's ELF section could not be represented in ECOFF. */
#define ECOFF_IN_ELF(bfd) (bfd_get_flavour (bfd) == bfd_target_elf_flavour \
&& bfd_get_section_by_name (bfd, ".mdebug") != NULL)
-
\f
+
/* We put a pointer to this structure in the read_symtab_private field
of the psymtab. */
struct symloc
-{
- /* Index of the FDR that this psymtab represents. */
- int fdr_idx;
- /* The BFD that the psymtab was created from. */
- bfd *cur_bfd;
- const struct ecoff_debug_swap *debug_swap;
- struct ecoff_debug_info *debug_info;
- struct mdebug_pending **pending_list;
- /* Pointer to external symbols for this file. */
- EXTR *extern_tab;
- /* Size of extern_tab. */
- int extern_count;
- enum language pst_language;
-};
+ {
+ /* Index of the FDR that this psymtab represents. */
+ int fdr_idx;
+ /* The BFD that the psymtab was created from. */
+ bfd *cur_bfd;
+ const struct ecoff_debug_swap *debug_swap;
+ struct ecoff_debug_info *debug_info;
+ struct mdebug_pending **pending_list;
+ /* Pointer to external symbols for this file. */
+ EXTR *extern_tab;
+ /* Size of extern_tab. */
+ int extern_count;
+ enum language pst_language;
+ };
#define PST_PRIVATE(p) ((struct symloc *)(p)->read_symtab_private)
#define FDR_IDX(p) (PST_PRIVATE(p)->fdr_idx)
|| (sc) == scPData \
|| (sc) == scXData)
#define SC_IS_COMMON(sc) ((sc) == scCommon || (sc) == scSCommon)
-#define SC_IS_BSS(sc) ((sc) == scBss || (sc) == scSBss)
+#define SC_IS_BSS(sc) ((sc) == scBss)
+#define SC_IS_SBSS(sc) ((sc) == scSBss)
#define SC_IS_UNDEF(sc) ((sc) == scUndefined || (sc) == scSUndefined)
-
\f
-/* Things we import explicitly from other modules */
-
-extern int info_verbose;
-
/* Various complaints about symbol reading that don't abort the process */
+static void
+index_complaint (const char *arg1)
+{
+ complaint (&symfile_complaints, _("bad aux index at symbol %s"), arg1);
+}
-static struct complaint bad_file_number_complaint =
-{"bad file number %d", 0, 0};
-
-static struct complaint index_complaint =
-{"bad aux index at symbol %s", 0, 0};
-
-static struct complaint aux_index_complaint =
-{"bad proc end in aux found from symbol %s", 0, 0};
-
-static struct complaint block_index_complaint =
-{"bad aux index at block symbol %s", 0, 0};
-
-static struct complaint unknown_ext_complaint =
-{"unknown external symbol %s", 0, 0};
-
-static struct complaint unknown_sym_complaint =
-{"unknown local symbol %s", 0, 0};
-
-static struct complaint unknown_st_complaint =
-{"with type %d", 0, 0};
-
-static struct complaint block_overflow_complaint =
-{"block containing %s overfilled", 0, 0};
-
-static struct complaint basic_type_complaint =
-{"cannot map ECOFF basic type 0x%x for %s", 0, 0};
-
-static struct complaint unknown_type_qual_complaint =
-{"unknown type qualifier 0x%x", 0, 0};
-
-static struct complaint array_index_type_complaint =
-{"illegal array index type for %s, assuming int", 0, 0};
-
-static struct complaint bad_tag_guess_complaint =
-{"guessed tag type of %s incorrectly", 0, 0};
-
-static struct complaint block_member_complaint =
-{"declaration block contains unhandled symbol type %d", 0, 0};
-
-static struct complaint stEnd_complaint =
-{"stEnd with storage class %d not handled", 0, 0};
-
-static struct complaint unknown_mdebug_symtype_complaint =
-{"unknown symbol type 0x%x", 0, 0};
-
-static struct complaint stab_unknown_complaint =
-{"unknown stabs symbol %s", 0, 0};
-
-static struct complaint pdr_for_nonsymbol_complaint =
-{"PDR for %s, but no symbol", 0, 0};
-
-static struct complaint pdr_static_symbol_complaint =
-{"can't handle PDR for static proc at 0x%lx", 0, 0};
-
-static struct complaint bad_setjmp_pdr_complaint =
-{"fixing bad setjmp PDR from libc", 0, 0};
-
-static struct complaint bad_fbitfield_complaint =
-{"can't handle TIR fBitfield for %s", 0, 0};
-
-static struct complaint bad_continued_complaint =
-{"illegal TIR continued for %s", 0, 0};
-
-static struct complaint bad_rfd_entry_complaint =
-{"bad rfd entry for %s: file %d, index %d", 0, 0};
-
-static struct complaint unexpected_type_code_complaint =
-{"unexpected type code for %s", 0, 0};
-
-static struct complaint unable_to_cross_ref_complaint =
-{"unable to cross ref btTypedef for %s", 0, 0};
-
-static struct complaint bad_indirect_xref_complaint =
-{"unable to cross ref btIndirect for %s", 0, 0};
-
-static struct complaint illegal_forward_tq0_complaint =
-{"illegal tq0 in forward typedef for %s", 0, 0};
+static void
+unknown_ext_complaint (const char *arg1)
+{
+ complaint (&symfile_complaints, _("unknown external symbol %s"), arg1);
+}
-static struct complaint illegal_forward_bt_complaint =
-{"illegal bt %d in forward typedef for %s", 0, 0};
+static void
+basic_type_complaint (int arg1, const char *arg2)
+{
+ complaint (&symfile_complaints, _("cannot map ECOFF basic type 0x%x for %s"),
+ arg1, arg2);
+}
-static struct complaint bad_linetable_guess_complaint =
-{"guessed size of linetable for %s incorrectly", 0, 0};
+static void
+bad_tag_guess_complaint (const char *arg1)
+{
+ complaint (&symfile_complaints, _("guessed tag type of %s incorrectly"), arg1);
+}
-static struct complaint bad_ext_ifd_complaint =
-{"bad ifd for external symbol: %d (max %d)", 0, 0};
+static void
+bad_rfd_entry_complaint (const char *arg1, int arg2, int arg3)
+{
+ complaint (&symfile_complaints, _("bad rfd entry for %s: file %d, index %d"),
+ arg1, arg2, arg3);
+}
-static struct complaint bad_ext_iss_complaint =
-{"bad iss for external symbol: %ld (max %ld)", 0, 0};
+static void
+unexpected_type_code_complaint (const char *arg1)
+{
+ complaint (&symfile_complaints, _("unexpected type code for %s"), arg1);
+}
/* Macros and extra defs */
static struct type *mdebug_type_float_dec;
static struct type *mdebug_type_string;
-/* Types for symbols from files compiled without debugging info. */
-
-static struct type *nodebug_func_symbol_type;
-static struct type *nodebug_var_symbol_type;
-
/* Nonzero if we have seen ecoff debugging info for a file. */
static int found_ecoff_debugging_info;
/* Forward declarations */
-static void
-add_pending PARAMS ((FDR *, char *, struct type *));
-
-static struct mdebug_pending *
-is_pending_symbol PARAMS ((FDR *, char *));
-
-static void
-pop_parse_stack PARAMS ((void));
-
-static void
-push_parse_stack PARAMS ((void));
-
-static char *
-fdr_name PARAMS ((FDR *));
-
-static void
-mdebug_psymtab_to_symtab PARAMS ((struct partial_symtab *));
-
-static int
-upgrade_type PARAMS ((int, struct type **, int, union aux_ext *, int, char *));
+static int upgrade_type (int, struct type **, int, union aux_ext *,
+ int, char *);
-static void
-parse_partial_symbols PARAMS ((struct objfile *,
- struct section_offsets *));
+static void parse_partial_symbols (struct objfile *);
-static FDR
-*get_rfd PARAMS ((int, int));
+static int has_opaque_xref (FDR *, SYMR *);
-static int
-has_opaque_xref PARAMS ((FDR *, SYMR *));
+static int cross_ref (int, union aux_ext *, struct type **, enum type_code,
+ char **, int, char *);
-static int
-cross_ref PARAMS ((int, union aux_ext *, struct type **, enum type_code,
- char **, int, char *));
+static struct symbol *new_symbol (char *);
-static struct symbol *
-new_symbol PARAMS ((char *));
+static struct type *new_type (char *);
-static struct type *
-new_type PARAMS ((char *));
+enum block_type { FUNCTION_BLOCK, NON_FUNCTION_BLOCK };
-static struct block *
-new_block PARAMS ((int));
+static struct block *new_block (enum block_type);
-static struct symtab *
-new_symtab PARAMS ((char *, int, int, struct objfile *));
+static struct symtab *new_symtab (char *, int, struct objfile *);
-static struct linetable *
-new_linetable PARAMS ((int));
+static struct linetable *new_linetable (int);
-static struct blockvector *
-new_bvect PARAMS ((int));
+static struct blockvector *new_bvect (int);
-static int
-parse_symbol PARAMS ((SYMR *, union aux_ext *, char *, int, struct section_offsets *));
+static struct type *parse_type (int, union aux_ext *, unsigned int, int *,
+ int, char *);
-static struct type *
-parse_type PARAMS ((int, union aux_ext *, unsigned int, int *, int, char *));
+static struct symbol *mylookup_symbol (char *, struct block *, domain_enum,
+ enum address_class);
-static struct symbol *
-mylookup_symbol PARAMS ((char *, struct block *, namespace_enum,
- enum address_class));
-
-static struct block *
-shrink_block PARAMS ((struct block *, struct symtab *));
+static void sort_blocks (struct symtab *);
-static PTR
-xzalloc PARAMS ((unsigned int));
+static struct partial_symtab *new_psymtab (char *, struct objfile *);
-static void
-sort_blocks PARAMS ((struct symtab *));
-
-static int
-compare_blocks PARAMS ((const void *, const void *));
+static void psymtab_to_symtab_1 (struct partial_symtab *, char *);
-static struct partial_symtab *
-new_psymtab PARAMS ((char *, struct objfile *, struct section_offsets *));
+static void add_block (struct block *, struct symtab *);
-static void
-psymtab_to_symtab_1 PARAMS ((struct partial_symtab *, char *));
+static void add_symbol (struct symbol *, struct block *);
-static void
-add_block PARAMS ((struct block *, struct symtab *));
+static int add_line (struct linetable *, int, CORE_ADDR, int);
-static void
-add_symbol PARAMS ((struct symbol *, struct block *));
+static struct linetable *shrink_linetable (struct linetable *);
-static int
-add_line PARAMS ((struct linetable *, int, CORE_ADDR, int));
+static void handle_psymbol_enumerators (struct objfile *, FDR *, int,
+ CORE_ADDR);
-static struct linetable *
-shrink_linetable PARAMS ((struct linetable *));
-
-static void
-handle_psymbol_enumerators PARAMS ((struct objfile *, FDR *, int, CORE_ADDR));
-
-static char *
-mdebug_next_symbol_text PARAMS ((struct objfile *));
+static char *mdebug_next_symbol_text (struct objfile *);
\f
-/* Address bounds for the signal trampoline in inferior, if any */
-
-CORE_ADDR sigtramp_address, sigtramp_end;
-
-/* Allocate zeroed memory */
-
-static PTR
-xzalloc (size)
- unsigned int size;
-{
- PTR p = xmalloc (size);
-
- memset (p, 0, size);
- return p;
-}
-
/* Exported procedure: Builds a symtab from the PST partial one.
Restores the environment in effect when PST was created, delegates
most of the work to an ancillary procedure, and sorts
and reorders the symtab list at the end */
static void
-mdebug_psymtab_to_symtab (pst)
- struct partial_symtab *pst;
+mdebug_psymtab_to_symtab (struct partial_symtab *pst)
{
if (!pst)
if (info_verbose)
{
- printf_filtered ("Reading in symbols for %s...", pst->filename);
+ printf_filtered (_("Reading in symbols for %s..."), pst->filename);
gdb_flush (gdb_stdout);
}
scan_file_globals (pst->objfile);
if (info_verbose)
- printf_filtered ("done.\n");
+ printf_filtered (_("done.\n"));
}
\f
/* File-level interface functions */
/* Find a file descriptor given its index RF relative to a file CF */
static FDR *
-get_rfd (cf, rf)
- int cf, rf;
+get_rfd (int cf, int rf)
{
FDR *fdrs;
- register FDR *f;
+ FDR *f;
RFDT rfd;
fdrs = debug_info->fdr;
if (f->rfdBase == 0)
return fdrs + rf;
(*debug_swap->swap_rfd_in) (cur_bfd,
- ((char *) debug_info->external_rfd
- + ((f->rfdBase + rf)
- * debug_swap->external_rfd_size)),
- &rfd);
+ ((char *) debug_info->external_rfd
+ + ((f->rfdBase + rf)
+ * debug_swap->external_rfd_size)),
+ &rfd);
return fdrs + rfd;
}
/* Return a safer print NAME for a file descriptor */
static char *
-fdr_name (f)
- FDR *f;
+fdr_name (FDR *f)
{
if (f->rss == -1)
return "<stripped file>";
different sections are relocated via the SECTION_OFFSETS. */
void
-mdebug_build_psymtabs (objfile, swap, info, section_offsets)
- struct objfile *objfile;
- const struct ecoff_debug_swap *swap;
- struct ecoff_debug_info *info;
- struct section_offsets *section_offsets;
+mdebug_build_psymtabs (struct objfile *objfile,
+ const struct ecoff_debug_swap *swap,
+ struct ecoff_debug_info *info)
{
cur_bfd = objfile->obfd;
debug_swap = swap;
debug_info = info;
+ stabsread_new_init ();
+ buildsym_new_init ();
+ free_header_files ();
+ init_header_files ();
+
/* Make sure all the FDR information is swapped in. */
if (info->fdr == (FDR *) NULL)
{
char *fdr_end;
FDR *fdr_ptr;
- info->fdr = (FDR *) obstack_alloc (&objfile->psymbol_obstack,
+ info->fdr = (FDR *) obstack_alloc (&objfile->objfile_obstack,
(info->symbolic_header.ifdMax
* sizeof (FDR)));
fdr_src = info->external_fdr;
(*swap->swap_fdr_in) (objfile->obfd, fdr_src, fdr_ptr);
}
- parse_partial_symbols (objfile, section_offsets);
+ parse_partial_symbols (objfile);
#if 0
/* Check to make sure file was compiled with -g. If not, warn the
if (compare_glevel (max_glevel, GLEVEL_2) < 0)
{
if (max_gdbinfo == 0)
- printf_unfiltered ("\n%s not compiled with -g, debugging support is limited.\n",
- objfile->name);
- printf_unfiltered ("You should compile with -g2 or -g3 for best debugging support.\n");
+ printf_unfiltered (_("\n%s not compiled with -g, debugging support is limited.\n"),
+ objfile->name);
+ printf_unfiltered (_("You should compile with -g2 or -g3 for best debugging support.\n"));
gdb_flush (gdb_stdout);
}
#endif
after use. */
static struct parse_stack
-{
- struct parse_stack *next, *prev;
- struct symtab *cur_st; /* Current symtab. */
- struct block *cur_block; /* Block in it. */
-
- /* What are we parsing. stFile, or stBlock are for files and
- blocks. stProc or stStaticProc means we have seen the start of a
- procedure, but not the start of the block within in. When we see
- the start of that block, we change it to stNil, without pushing a
- new block, i.e. stNil means both a procedure and a block. */
-
- int blocktype;
-
- int maxsyms; /* Max symbols in this block. */
- struct type *cur_type; /* Type we parse fields for. */
- int cur_field; /* Field number in cur_type. */
- CORE_ADDR procadr; /* Start addres of this procedure */
- int numargs; /* Its argument count */
-}
+ {
+ struct parse_stack *next, *prev;
+ struct symtab *cur_st; /* Current symtab. */
+ struct block *cur_block; /* Block in it. */
+
+ /* What are we parsing. stFile, or stBlock are for files and
+ blocks. stProc or stStaticProc means we have seen the start of a
+ procedure, but not the start of the block within in. When we see
+ the start of that block, we change it to stNil, without pushing a
+ new block, i.e. stNil means both a procedure and a block. */
+
+ int blocktype;
+
+ struct type *cur_type; /* Type we parse fields for. */
+ int cur_field; /* Field number in cur_type. */
+ CORE_ADDR procadr; /* Start addres of this procedure */
+ int numargs; /* Its argument count */
+ }
*top_stack; /* Top stack ptr */
/* Enter a new lexical context */
static void
-push_parse_stack ()
+push_parse_stack (void)
{
struct parse_stack *new;
/* Initialize new frame with previous content */
if (top_stack)
{
- register struct parse_stack *prev = new->prev;
+ struct parse_stack *prev = new->prev;
*new = *top_stack;
top_stack->prev = new;
/* Exit a lexical context */
static void
-pop_parse_stack ()
+pop_parse_stack (void)
{
if (!top_stack)
return;
/* The pending information is kept for an entire object file, and used
- to be in the sym_private field. I took it out when I split
- mdebugread from mipsread, because this might not be the only type
- of symbols read from an object file. Instead, we allocate the
+ to be in the deprecated_sym_private field. I took it out when I
+ split mdebugread from mipsread, because this might not be the only
+ type of symbols read from an object file. Instead, we allocate the
pending information table when we create the partial symbols, and
we store a pointer to the single table in each psymtab. */
/* Check whether we already saw symbol SH in file FH */
static struct mdebug_pending *
-is_pending_symbol (fh, sh)
- FDR *fh;
- char *sh;
+is_pending_symbol (FDR *fh, char *sh)
{
int f_idx = fh - debug_info->fdr;
- register struct mdebug_pending *p;
+ struct mdebug_pending *p;
/* Linear search is ok, list is typically no more than 10 deep */
for (p = pending_list[f_idx]; p; p = p->next)
/* Add a new symbol SH of type T */
static void
-add_pending (fh, sh, t)
- FDR *fh;
- char *sh;
- struct type *t;
+add_pending (FDR *fh, char *sh, struct type *t)
{
int f_idx = fh - debug_info->fdr;
struct mdebug_pending *p = is_pending_symbol (fh, sh);
if (!p)
{
p = ((struct mdebug_pending *)
- obstack_alloc (¤t_objfile->psymbol_obstack,
+ obstack_alloc (¤t_objfile->objfile_obstack,
sizeof (struct mdebug_pending)));
p->s = sh;
p->t = t;
SYMR's handled (normally one). */
static int
-parse_symbol (sh, ax, ext_sh, bigend, section_offsets)
- SYMR *sh;
- union aux_ext *ax;
- char *ext_sh;
- int bigend;
- struct section_offsets *section_offsets;
+parse_symbol (SYMR *sh, union aux_ext *ax, char *ext_sh, int bigend,
+ struct section_offsets *section_offsets, struct objfile *objfile)
{
const bfd_size_type external_sym_size = debug_swap->external_sym_size;
- void (* const swap_sym_in) PARAMS ((bfd *, PTR, SYMR *)) =
- debug_swap->swap_sym_in;
+ void (*const swap_sym_in) (bfd *, void *, SYMR *) = debug_swap->swap_sym_in;
char *name;
struct symbol *s;
struct block *b;
case scText:
case scRConst:
/* Do not relocate relative values.
- The value of a stEnd symbol is the displacement from the
- corresponding start symbol value.
- The value of a stBlock symbol is the displacement from the
- procedure address. */
+ The value of a stEnd symbol is the displacement from the
+ corresponding start symbol value.
+ The value of a stBlock symbol is the displacement from the
+ procedure address. */
if (sh->st != stEnd && sh->st != stBlock)
- sh->value += ANOFFSET (section_offsets, SECT_OFF_TEXT);
+ sh->value += ANOFFSET (section_offsets, SECT_OFF_TEXT (objfile));
break;
case scData:
case scSData:
case scRData:
case scPData:
case scXData:
- sh->value += ANOFFSET (section_offsets, SECT_OFF_DATA);
+ sh->value += ANOFFSET (section_offsets, SECT_OFF_DATA (objfile));
break;
case scBss:
case scSBss:
- sh->value += ANOFFSET (section_offsets, SECT_OFF_BSS);
+ sh->value += ANOFFSET (section_offsets, SECT_OFF_BSS (objfile));
break;
}
class = LOC_STATIC;
b = top_stack->cur_block;
s = new_symbol (name);
- if (SC_IS_COMMON(sh->sc))
+ if (SC_IS_COMMON (sh->sc))
{
/* It is a FORTRAN common block. At least for SGI Fortran the
address is not in the symbol; we need to fix it later in
scan_file_globals. */
- int bucket = hashname (SYMBOL_NAME (s));
+ int bucket = hashname (DEPRECATED_SYMBOL_NAME (s));
SYMBOL_VALUE_CHAIN (s) = global_sym_chain[bucket];
global_sym_chain[bucket] = s;
}
if (sh->sc == scRegister)
{
class = LOC_REGISTER;
- svalue = ECOFF_REG_TO_REGNUM (svalue);
+ svalue = gdbarch_ecoff_reg_to_regnum (current_gdbarch, svalue);
}
else
class = LOC_LOCAL;
SYMBOL_VALUE (s) = svalue;
data: /* Common code for symbols describing data */
- SYMBOL_NAMESPACE (s) = VAR_NAMESPACE;
+ SYMBOL_DOMAIN (s) = VAR_DOMAIN;
SYMBOL_CLASS (s) = class;
add_symbol (s, b);
/* Type could be missing if file is compiled without debugging info. */
- if (SC_IS_UNDEF(sh->sc)
+ if (SC_IS_UNDEF (sh->sc)
|| sh->sc == scNil || sh->index == indexNil)
- SYMBOL_TYPE (s) = nodebug_var_symbol_type;
+ SYMBOL_TYPE (s) = builtin_type (current_gdbarch)->nodebug_data_symbol;
else
SYMBOL_TYPE (s) = parse_type (cur_fd, ax, sh->index, 0, bigend, name);
/* Value of a data symbol is its memory address */
name = "this"; /* FIXME, not alloc'd in obstack */
s = new_symbol (name);
- SYMBOL_NAMESPACE (s) = VAR_NAMESPACE;
+ SYMBOL_DOMAIN (s) = VAR_DOMAIN;
switch (sh->sc)
{
case scRegister:
/* Pass by value in register. */
- SYMBOL_CLASS(s) = LOC_REGPARM;
- svalue = ECOFF_REG_TO_REGNUM (svalue);
+ SYMBOL_CLASS (s) = LOC_REGPARM;
+ svalue = gdbarch_ecoff_reg_to_regnum (current_gdbarch, svalue);
break;
case scVar:
/* Pass by reference on stack. */
- SYMBOL_CLASS(s) = LOC_REF_ARG;
+ SYMBOL_CLASS (s) = LOC_REF_ARG;
break;
case scVarRegister:
/* Pass by reference in register. */
- SYMBOL_CLASS(s) = LOC_REGPARM_ADDR;
- svalue = ECOFF_REG_TO_REGNUM (svalue);
+ SYMBOL_CLASS (s) = LOC_REGPARM_ADDR;
+ svalue = gdbarch_ecoff_reg_to_regnum (current_gdbarch, svalue);
break;
default:
/* Pass by value on stack. */
- SYMBOL_CLASS(s) = LOC_ARG;
+ SYMBOL_CLASS (s) = LOC_ARG;
break;
}
SYMBOL_VALUE (s) = svalue;
case stLabel: /* label, goes into current block */
s = new_symbol (name);
- SYMBOL_NAMESPACE (s) = VAR_NAMESPACE; /* so that it can be used */
+ SYMBOL_DOMAIN (s) = VAR_DOMAIN; /* so that it can be used */
SYMBOL_CLASS (s) = LOC_LABEL; /* but not misused */
SYMBOL_VALUE_ADDRESS (s) = (CORE_ADDR) sh->value;
SYMBOL_TYPE (s) = mdebug_type_int;
case stProc: /* Procedure, usually goes into global block */
case stStaticProc: /* Static procedure, goes into current block */
+ /* For stProc symbol records, we need to check the storage class
+ as well, as only (stProc, scText) entries represent "real"
+ procedures - See the Compaq document titled "Object File /
+ Symbol Table Format Specification" for more information.
+ If the storage class is not scText, we discard the whole block
+ of symbol records for this stProc. */
+ if (sh->st == stProc && sh->sc != scText)
+ {
+ char *ext_tsym = ext_sh;
+ int keep_counting = 1;
+ SYMR tsym;
+
+ while (keep_counting)
+ {
+ ext_tsym += external_sym_size;
+ (*swap_sym_in) (cur_bfd, ext_tsym, &tsym);
+ count++;
+ switch (tsym.st)
+ {
+ case stParam:
+ break;
+ case stEnd:
+ keep_counting = 0;
+ break;
+ default:
+ complaint (&symfile_complaints,
+ _("unknown symbol type 0x%x"), sh->st);
+ break;
+ }
+ }
+ break;
+ }
s = new_symbol (name);
- SYMBOL_NAMESPACE (s) = VAR_NAMESPACE;
+ SYMBOL_DOMAIN (s) = VAR_DOMAIN;
SYMBOL_CLASS (s) = LOC_BLOCK;
/* Type of the return value */
- if (SC_IS_UNDEF(sh->sc) || sh->sc == scNil)
+ if (SC_IS_UNDEF (sh->sc) || sh->sc == scNil)
t = mdebug_type_int;
else
{
t = parse_type (cur_fd, ax, sh->index + 1, 0, bigend, name);
- if (STREQ(name, "malloc") && t->code == TYPE_CODE_VOID)
+ if (strcmp (name, "malloc") == 0
+ && TYPE_CODE (t) == TYPE_CODE_VOID)
{
/* I don't know why, but, at least under Alpha GNU/Linux,
- when linking against a malloc without debugging
- symbols, its read as a function returning void---this
- is bad because it means we cannot call functions with
- string arguments interactively; i.e., "call
- printf("howdy\n")" would fail with the error message
- "program has no memory available". To avoid this, we
- patch up the type and make it void*
- instead. (davidm@azstarnet.com)
- */
+ when linking against a malloc without debugging
+ symbols, its read as a function returning void---this
+ is bad because it means we cannot call functions with
+ string arguments interactively; i.e., "call
+ printf("howdy\n")" would fail with the error message
+ "program has no memory available". To avoid this, we
+ patch up the type and make it void*
+ instead. (davidm@azstarnet.com)
+ */
t = make_pointer_type (t, NULL);
}
}
struct blockvector *bv = BLOCKVECTOR (top_stack->cur_st);
/* The next test should normally be true, but provides a
hook for nested functions (which we don't want to make
- global). */
+ global). */
if (b == BLOCKVECTOR_BLOCK (bv, STATIC_BLOCK))
b = BLOCKVECTOR_BLOCK (bv, GLOBAL_BLOCK);
/* Irix 5 sometimes has duplicate names for the same
/* Make a type for the procedure itself */
SYMBOL_TYPE (s) = lookup_function_type (t);
+ /* All functions in C++ have prototypes. For C we don't have enough
+ information in the debug info. */
+ if (SYMBOL_LANGUAGE (s) == language_cplus)
+ TYPE_FLAGS (SYMBOL_TYPE (s)) |= TYPE_FLAG_PROTOTYPED;
+
/* Create and enter a new lexical context */
- b = new_block (top_stack->maxsyms);
+ b = new_block (FUNCTION_BLOCK);
SYMBOL_BLOCK_VALUE (s) = b;
BLOCK_FUNCTION (b) = s;
BLOCK_START (b) = BLOCK_END (b) = sh->value;
add_block (b, top_stack->cur_st);
/* Not if we only have partial info */
- if (SC_IS_UNDEF(sh->sc) || sh->sc == scNil)
+ if (SC_IS_UNDEF (sh->sc) || sh->sc == scNil)
break;
push_parse_stack ();
break;
/* Beginning of code for structure, union, and enum definitions.
- They all share a common set of local variables, defined here. */
+ They all share a common set of local variables, defined here. */
{
enum type_code type_code;
char *ext_tsym;
goto structured_common;
case stBlock: /* Either a lexical block, or some type */
- if (sh->sc != scInfo && !SC_IS_COMMON(sh->sc))
+ if (sh->sc != scInfo && !SC_IS_COMMON (sh->sc))
goto case_stBlock_code; /* Lexical block */
type_code = TYPE_CODE_UNDEF; /* We have a type. */
switch (tsym.st)
{
case stEnd:
- goto end_of_fields;
+ /* C++ encodes class types as structures where there the
+ methods are encoded as stProc. The scope of stProc
+ symbols also ends with stEnd, thus creating a risk of
+ taking the wrong stEnd symbol record as the end of
+ the current struct, which would cause GDB to undercount
+ the real number of fields in this struct. To make sure
+ we really reached the right stEnd symbol record, we
+ check the associated name, and match it against the
+ struct name. Since method names are mangled while
+ the class name is not, there is no risk of having a
+ method whose name is identical to the class name
+ (in particular constructor method names are different
+ from the class name). There is therefore no risk that
+ this check stops the count on the StEnd of a method.
+
+ Also, assume that we're really at the end when tsym.iss
+ is 0 (issNull). */
+ if (tsym.iss == issNull
+ || strcmp (debug_info->ss + cur_fdr->issBase + tsym.iss,
+ name) == 0)
+ goto end_of_fields;
+ break;
case stMember:
if (nfields == 0 && type_code == TYPE_CODE_UNDEF)
#if 0
/* This is a no-op; is it trying to tell us something
we should be checking? */
- if (tsym.sc == scVariant); /*UNIMPLEMENTED*/
+ if (tsym.sc == scVariant); /*UNIMPLEMENTED */
#endif
if (tsym.index != 0)
{
/* This is something like a struct within a
- struct. Skip over the fields of the inner
- struct. The -1 is because the for loop will
- increment ext_tsym. */
+ struct. Skip over the fields of the inner
+ struct. The -1 is because the for loop will
+ increment ext_tsym. */
ext_tsym = ((char *) debug_info->external_sym
+ ((cur_fdr->isymBase + tsym.index - 1)
* external_sym_size));
break;
default:
- complain (&block_member_complaint, tsym.st);
+ complaint (&symfile_complaints,
+ _("declaration block contains unhandled symbol type %d"),
+ tsym.st);
}
}
end_of_fields:;
if (sh->iss == 0 || name[0] == '.' || name[0] == '\0')
TYPE_TAG_NAME (t) = NULL;
else
- TYPE_TAG_NAME (t) = obconcat (¤t_objfile->symbol_obstack,
+ TYPE_TAG_NAME (t) = obconcat (¤t_objfile->objfile_obstack,
"", "", name);
TYPE_CODE (t) = type_code;
that too. */
if (TYPE_LENGTH (t) == TYPE_NFIELDS (t)
|| TYPE_LENGTH (t) == 0)
- TYPE_LENGTH (t) = TARGET_INT_BIT / HOST_CHAR_BIT;
+ TYPE_LENGTH (t) =
+ gdbarch_int_bit (current_gdbarch) / HOST_CHAR_BIT;
for (ext_tsym = ext_sh + external_sym_size;
;
ext_tsym += external_sym_size)
FIELD_TYPE (*f) = t;
FIELD_NAME (*f) = debug_info->ss + cur_fdr->issBase + tsym.iss;
FIELD_BITSIZE (*f) = 0;
+ FIELD_STATIC_KIND (*f) = 0;
enum_sym = ((struct symbol *)
- obstack_alloc (¤t_objfile->symbol_obstack,
+ obstack_alloc (¤t_objfile->objfile_obstack,
sizeof (struct symbol)));
- memset ((PTR) enum_sym, 0, sizeof (struct symbol));
- SYMBOL_NAME (enum_sym) =
+ memset (enum_sym, 0, sizeof (struct symbol));
+ DEPRECATED_SYMBOL_NAME (enum_sym) =
obsavestring (f->name, strlen (f->name),
- ¤t_objfile->symbol_obstack);
+ ¤t_objfile->objfile_obstack);
SYMBOL_CLASS (enum_sym) = LOC_CONST;
SYMBOL_TYPE (enum_sym) = t;
- SYMBOL_NAMESPACE (enum_sym) = VAR_NAMESPACE;
+ SYMBOL_DOMAIN (enum_sym) = VAR_DOMAIN;
SYMBOL_VALUE (enum_sym) = tsym.value;
if (SYMBOL_VALUE (enum_sym) < 0)
unsigned_enum = 0;
}
s = new_symbol (name);
- SYMBOL_NAMESPACE (s) = STRUCT_NAMESPACE;
+ SYMBOL_DOMAIN (s) = STRUCT_DOMAIN;
SYMBOL_CLASS (s) = LOC_TYPEDEF;
SYMBOL_VALUE (s) = 0;
SYMBOL_TYPE (s) = t;
case_stBlock_code:
found_ecoff_debugging_info = 1;
/* beginnning of (code) block. Value of symbol
- is the displacement from procedure start */
+ is the displacement from procedure start */
push_parse_stack ();
/* Do not start a new block if this is the outermost block of a
- procedure. This allows the LOC_BLOCK symbol to point to the
- block with the local variables, so funcname::var works. */
+ procedure. This allows the LOC_BLOCK symbol to point to the
+ block with the local variables, so funcname::var works. */
if (top_stack->blocktype == stProc
|| top_stack->blocktype == stStaticProc)
{
}
top_stack->blocktype = stBlock;
- b = new_block (top_stack->maxsyms);
+ b = new_block (NON_FUNCTION_BLOCK);
BLOCK_START (b) = sh->value + top_stack->procadr;
BLOCK_SUPERBLOCK (b) = top_stack->cur_block;
top_stack->cur_block = b;
break;
case stEnd: /* end (of anything) */
- if (sh->sc == scInfo || SC_IS_COMMON(sh->sc))
+ if (sh->sc == scInfo || SC_IS_COMMON (sh->sc))
{
/* Finished with type */
top_stack->cur_type = 0;
{
/* Finished with procedure */
struct blockvector *bv = BLOCKVECTOR (top_stack->cur_st);
- struct mips_extra_func_info *e;
- struct block *b;
+ struct mdebug_extra_func_info *e;
+ struct block *b = top_stack->cur_block;
struct type *ftype = top_stack->cur_type;
int i;
BLOCK_END (top_stack->cur_block) += sh->value; /* size */
/* Make up special symbol to contain procedure specific info */
- s = new_symbol (MIPS_EFI_SYMBOL_NAME);
- SYMBOL_NAMESPACE (s) = LABEL_NAMESPACE;
+ s = new_symbol (MDEBUG_EFI_SYMBOL_NAME);
+ SYMBOL_DOMAIN (s) = LABEL_DOMAIN;
SYMBOL_CLASS (s) = LOC_CONST;
SYMBOL_TYPE (s) = mdebug_type_void;
- e = ((struct mips_extra_func_info *)
- obstack_alloc (¤t_objfile->symbol_obstack,
- sizeof (struct mips_extra_func_info)));
- memset ((PTR) e, 0, sizeof (struct mips_extra_func_info));
+ e = ((struct mdebug_extra_func_info *)
+ obstack_alloc (¤t_objfile->objfile_obstack,
+ sizeof (struct mdebug_extra_func_info)));
+ memset (e, 0, sizeof (struct mdebug_extra_func_info));
SYMBOL_VALUE (s) = (long) e;
e->numargs = top_stack->numargs;
e->pdr.framereg = -1;
add_symbol (s, top_stack->cur_block);
- /* Reallocate symbols, saving memory */
- b = shrink_block (top_stack->cur_block, top_stack->cur_st);
-
/* f77 emits proc-level with address bounds==[0,0],
So look for such child blocks, and patch them. */
for (i = 0; i < BLOCKVECTOR_NBLOCKS (bv); i++)
if (TYPE_NFIELDS (ftype) <= 0)
{
/* No parameter type information is recorded with the function's
- type. Set that from the type of the parameter symbols. */
+ type. Set that from the type of the parameter symbols. */
int nparams = top_stack->numargs;
int iparams;
struct symbol *sym;
if (nparams > 0)
{
+ struct dict_iterator iter;
TYPE_NFIELDS (ftype) = nparams;
TYPE_FIELDS (ftype) = (struct field *)
TYPE_ALLOC (ftype, nparams * sizeof (struct field));
-
- for (i = iparams = 0; iparams < nparams; i++)
+
+ iparams = 0;
+ ALL_BLOCK_SYMBOLS (b, iter, sym)
{
- sym = BLOCK_SYM (b, i);
+ if (iparams == nparams)
+ break;
+
switch (SYMBOL_CLASS (sym))
{
case LOC_ARG:
case LOC_REGPARM:
case LOC_REGPARM_ADDR:
TYPE_FIELD_TYPE (ftype, iparams) = SYMBOL_TYPE (sym);
+ TYPE_FIELD_ARTIFICIAL (ftype, iparams) = 0;
iparams++;
break;
default:
displacement from the procedure`s start address of the
end of this block. */
BLOCK_END (top_stack->cur_block) = sh->value + top_stack->procadr;
- shrink_block (top_stack->cur_block, top_stack->cur_st);
}
else if (sh->sc == scText && top_stack->blocktype == stNil)
{
;
}
else
- complain (&stEnd_complaint, sh->sc);
+ complaint (&symfile_complaints,
+ _("stEnd with storage class %d not handled"), sh->sc);
pop_parse_stack (); /* restore previous lexical context */
break;
bitsize = 0;
FIELD_TYPE (*f) = parse_type (cur_fd, ax, sh->index, &bitsize, bigend, name);
FIELD_BITSIZE (*f) = bitsize;
+ FIELD_STATIC_KIND (*f) = 0;
break;
case stIndirect: /* forward declaration on Irix5 */
/* Forward declarations from Irix5 cc are handled by cross_ref,
- skip them. */
+ skip them. */
break;
case stTypedef: /* type definition */
found_ecoff_debugging_info = 1;
/* Typedefs for forward declarations and opaque structs from alpha cc
- are handled by cross_ref, skip them. */
+ are handled by cross_ref, skip them. */
if (sh->iss == 0)
break;
pend = is_pending_symbol (cur_fdr, ext_sh);
if (pend == (struct mdebug_pending *) NULL)
{
- t = parse_type (cur_fd, ax, sh->index, (int *)NULL, bigend, name);
+ t = parse_type (cur_fd, ax, sh->index, (int *) NULL, bigend, name);
add_pending (cur_fdr, ext_sh, t);
}
else
t = pend->t;
/* mips cc puts out a typedef with the name of the struct for forward
- declarations. These should not go into the symbol table and
- TYPE_NAME should not be set for them.
- They can't be distinguished from an intentional typedef to
- the same name however:
- x.h:
- struct x { int ix; int jx; };
- struct xx;
- x.c:
- typedef struct x x;
- struct xx {int ixx; int jxx; };
- generates a cross referencing stTypedef for x and xx.
- The user visible effect of this is that the type of a pointer
- to struct foo sometimes is given as `foo *' instead of `struct foo *'.
- The problem is fixed with alpha cc and Irix5 cc. */
+ declarations. These should not go into the symbol table and
+ TYPE_NAME should not be set for them.
+ They can't be distinguished from an intentional typedef to
+ the same name however:
+ x.h:
+ struct x { int ix; int jx; };
+ struct xx;
+ x.c:
+ typedef struct x x;
+ struct xx {int ixx; int jxx; };
+ generates a cross referencing stTypedef for x and xx.
+ The user visible effect of this is that the type of a pointer
+ to struct foo sometimes is given as `foo *' instead of `struct foo *'.
+ The problem is fixed with alpha cc and Irix5 cc. */
/* However if the typedef cross references to an opaque aggregate, it
- is safe to omit it from the symbol table. */
+ is safe to omit it from the symbol table. */
if (has_opaque_xref (cur_fdr, sh))
break;
s = new_symbol (name);
- SYMBOL_NAMESPACE (s) = VAR_NAMESPACE;
+ SYMBOL_DOMAIN (s) = VAR_DOMAIN;
SYMBOL_CLASS (s) = LOC_TYPEDEF;
SYMBOL_BLOCK_VALUE (s) = top_stack->cur_block;
SYMBOL_TYPE (s) = t;
/* Incomplete definitions of structs should not get a name. */
if (TYPE_NAME (SYMBOL_TYPE (s)) == NULL
&& (TYPE_NFIELDS (SYMBOL_TYPE (s)) != 0
- || (TYPE_CODE (SYMBOL_TYPE (s)) != TYPE_CODE_STRUCT
+ || (TYPE_CODE (SYMBOL_TYPE (s)) != TYPE_CODE_STRUCT
&& TYPE_CODE (SYMBOL_TYPE (s)) != TYPE_CODE_UNION)))
{
if (TYPE_CODE (SYMBOL_TYPE (s)) == TYPE_CODE_PTR
|| TYPE_CODE (SYMBOL_TYPE (s)) == TYPE_CODE_FUNC)
{
/* If we are giving a name to a type such as "pointer to
- foo" or "function returning foo", we better not set
- the TYPE_NAME. If the program contains "typedef char
- *caddr_t;", we don't want all variables of type char
- * to print as caddr_t. This is not just a
- consequence of GDB's type management; CC and GCC (at
- least through version 2.4) both output variables of
- either type char * or caddr_t with the type
- refering to the stTypedef symbol for caddr_t. If a future
- compiler cleans this up it GDB is not ready for it
- yet, but if it becomes ready we somehow need to
- disable this check (without breaking the PCC/GCC2.4
- case).
-
- Sigh.
-
- Fortunately, this check seems not to be necessary
- for anything except pointers or functions. */
+ foo" or "function returning foo", we better not set
+ the TYPE_NAME. If the program contains "typedef char
+ *caddr_t;", we don't want all variables of type char
+ * to print as caddr_t. This is not just a
+ consequence of GDB's type management; CC and GCC (at
+ least through version 2.4) both output variables of
+ either type char * or caddr_t with the type
+ refering to the stTypedef symbol for caddr_t. If a future
+ compiler cleans this up it GDB is not ready for it
+ yet, but if it becomes ready we somehow need to
+ disable this check (without breaking the PCC/GCC2.4
+ case).
+
+ Sigh.
+
+ Fortunately, this check seems not to be necessary
+ for anything except pointers or functions. */
}
else
- TYPE_NAME (SYMBOL_TYPE (s)) = SYMBOL_NAME (s);
+ TYPE_NAME (SYMBOL_TYPE (s)) = DEPRECATED_SYMBOL_NAME (s);
}
break;
case stConstant:
break; /* constant */
default:
- complain (&unknown_mdebug_symtype_complaint, sh->st);
+ complaint (&symfile_complaints, _("unknown symbol type 0x%x"), sh->st);
break;
}
they are big-endian or little-endian (from fh->fBigendian). */
static struct type *
-parse_type (fd, ax, aux_index, bs, bigend, sym_name)
- int fd;
- union aux_ext *ax;
- unsigned int aux_index;
- int *bs;
- int bigend;
- char *sym_name;
+parse_type (int fd, union aux_ext *ax, unsigned int aux_index, int *bs,
+ int bigend, char *sym_name)
{
/* Null entries in this map are treated specially */
static struct type **map_bt[] =
{
- &mdebug_type_void, /* btNil */
- &mdebug_type_adr_32, /* btAdr */
- &mdebug_type_char, /* btChar */
- &mdebug_type_unsigned_char, /* btUChar */
- &mdebug_type_short, /* btShort */
+ &mdebug_type_void, /* btNil */
+ &mdebug_type_adr_32, /* btAdr */
+ &mdebug_type_char, /* btChar */
+ &mdebug_type_unsigned_char, /* btUChar */
+ &mdebug_type_short, /* btShort */
&mdebug_type_unsigned_short, /* btUShort */
- &mdebug_type_int_32, /* btInt */
+ &mdebug_type_int_32, /* btInt */
&mdebug_type_unsigned_int_32, /* btUInt */
- &mdebug_type_long_32, /* btLong */
+ &mdebug_type_long_32, /* btLong */
&mdebug_type_unsigned_long_32, /* btULong */
- &mdebug_type_float, /* btFloat */
- &mdebug_type_double, /* btDouble */
- 0, /* btStruct */
- 0, /* btUnion */
- 0, /* btEnum */
- 0, /* btTypedef */
- 0, /* btRange */
- 0, /* btSet */
- &mdebug_type_complex, /* btComplex */
+ &mdebug_type_float, /* btFloat */
+ &mdebug_type_double, /* btDouble */
+ 0, /* btStruct */
+ 0, /* btUnion */
+ 0, /* btEnum */
+ 0, /* btTypedef */
+ 0, /* btRange */
+ 0, /* btSet */
+ &mdebug_type_complex, /* btComplex */
&mdebug_type_double_complex, /* btDComplex */
- 0, /* btIndirect */
- &mdebug_type_fixed_dec, /* btFixedDec */
- &mdebug_type_float_dec, /* btFloatDec */
- &mdebug_type_string, /* btString */
- 0, /* btBit */
- 0, /* btPicture */
- &mdebug_type_void, /* btVoid */
- 0, /* DEC C++: Pointer to member */
- 0, /* DEC C++: Virtual function table */
- 0, /* DEC C++: Class (Record) */
- &mdebug_type_long_64, /* btLong64 */
+ 0, /* btIndirect */
+ &mdebug_type_fixed_dec, /* btFixedDec */
+ &mdebug_type_float_dec, /* btFloatDec */
+ &mdebug_type_string, /* btString */
+ 0, /* btBit */
+ 0, /* btPicture */
+ &mdebug_type_void, /* btVoid */
+ 0, /* DEC C++: Pointer to member */
+ 0, /* DEC C++: Virtual function table */
+ 0, /* DEC C++: Class (Record) */
+ &mdebug_type_long_64, /* btLong64 */
&mdebug_type_unsigned_long_64, /* btULong64 */
- &mdebug_type_long_long_64, /* btLongLong64 */
- &mdebug_type_unsigned_long_long_64, /* btULongLong64 */
- &mdebug_type_adr_64, /* btAdr64 */
- &mdebug_type_int_64, /* btInt64 */
+ &mdebug_type_long_long_64, /* btLongLong64 */
+ &mdebug_type_unsigned_long_long_64, /* btULongLong64 */
+ &mdebug_type_adr_64, /* btAdr64 */
+ &mdebug_type_int_64, /* btInt64 */
&mdebug_type_unsigned_int_64, /* btUInt64 */
};
/* Handle corrupt aux indices. */
if (aux_index >= (debug_info->fdr + fd)->caux)
{
- complain (&index_complaint, sym_name);
+ index_complaint (sym_name);
return mdebug_type_int;
}
ax += aux_index;
(*debug_swap->swap_tir_in) (bigend, &ax->a_ti, t);
if (t->bt >= (sizeof (map_bt) / sizeof (*map_bt)))
{
- complain (&basic_type_complaint, t->bt, sym_name);
+ basic_type_complaint (t->bt, sym_name);
return mdebug_type_int;
}
if (map_bt[t->bt])
type_code = TYPE_CODE_ERROR;
break;
default:
- complain (&basic_type_complaint, t->bt, sym_name);
+ basic_type_complaint (t->bt, sym_name);
return mdebug_type_int;
}
}
if (t->fBitfield)
{
int width = AUX_GET_WIDTH (bigend, ax);
-
- /* Inhibit core dumps with some cfront generated objects that
- corrupt the TIR. */
- if (bs == (int *)NULL)
+ /* Inhibit core dumps if TIR is corrupted. */
+ if (bs == (int *) NULL)
{
/* Alpha cc -migrate encodes char and unsigned char types
as short and unsigned short types with a field width of 8.
else if (t->bt == btEnum)
;
else
- complain (&bad_fbitfield_complaint, sym_name);
+ complaint (&symfile_complaints, _("can't handle TIR fBitfield for %s"),
+ sym_name);
}
else
- *bs = width;
+ *bs = width;
ax++;
}
if (rf == -1)
{
- complain (&bad_indirect_xref_complaint, sym_name);
+ complaint (&symfile_complaints,
+ _("unable to cross ref btIndirect for %s"), sym_name);
return mdebug_type_int;
}
xref_fh = get_rfd (fd, rf);
xref_fd = xref_fh - debug_info->fdr;
tp = parse_type (xref_fd, debug_info->external_aux + xref_fh->iauxBase,
- rn->index, (int *) NULL, xref_fh->fBigendian, sym_name);
+ rn->index, (int *) NULL, xref_fh->fBigendian, sym_name);
}
/* All these types really point to some (common) MIPS type
t->bt == btUnion ||
t->bt == btEnum ||
- /* btSet (I think) implies that the name is a tag name, not a typedef
- name. This apparently is a MIPS extension for C sets. */
+ /* btSet (I think) implies that the name is a tag name, not a typedef
+ name. This apparently is a MIPS extension for C sets. */
t->bt == btSet)
{
char *name;
tp = init_type (type_code, 0, 0, (char *) NULL, current_objfile);
/* DEC c89 produces cross references to qualified aggregate types,
- dereference them. */
+ dereference them. */
while (TYPE_CODE (tp) == TYPE_CODE_PTR
|| TYPE_CODE (tp) == TYPE_CODE_ARRAY)
- tp = tp->target_type;
+ tp = TYPE_TARGET_TYPE (tp);
/* Make sure that TYPE_CODE(tp) has an expected type code.
- Any type may be returned from cross_ref if file indirect entries
- are corrupted. */
+ Any type may be returned from cross_ref if file indirect entries
+ are corrupted. */
if (TYPE_CODE (tp) != TYPE_CODE_STRUCT
&& TYPE_CODE (tp) != TYPE_CODE_UNION
&& TYPE_CODE (tp) != TYPE_CODE_ENUM)
{
- complain (&unexpected_type_code_complaint, sym_name);
+ unexpected_type_code_complaint (sym_name);
}
else
{
|| (TYPE_CODE (tp) != TYPE_CODE_ENUM
&& type_code == TYPE_CODE_ENUM))
{
- complain (&bad_tag_guess_complaint, sym_name);
+ bad_tag_guess_complaint (sym_name);
}
if (TYPE_CODE (tp) != type_code)
}
/* Do not set the tag name if it is a compiler generated tag name
- (.Fxx or .xxfake or empty) for unnamed struct/union/enums. */
+ (.Fxx or .xxfake or empty) for unnamed struct/union/enums. */
if (name[0] == '.' || name[0] == '\0')
TYPE_TAG_NAME (tp) = NULL;
else if (TYPE_TAG_NAME (tp) == NULL
- || !STREQ (TYPE_TAG_NAME (tp), name))
+ || strcmp (TYPE_TAG_NAME (tp), name) != 0)
TYPE_TAG_NAME (tp) = obsavestring (name, strlen (name),
- ¤t_objfile->type_obstack);
+ ¤t_objfile->objfile_obstack);
}
}
tp = init_type (type_code, 0, 0, (char *) NULL, current_objfile);
/* Make sure that TYPE_CODE(tp) has an expected type code.
- Any type may be returned from cross_ref if file indirect entries
- are corrupted. */
+ Any type may be returned from cross_ref if file indirect entries
+ are corrupted. */
if (TYPE_CODE (tp) != TYPE_CODE_RANGE)
{
- complain (&unexpected_type_code_complaint, sym_name);
+ unexpected_type_code_complaint (sym_name);
}
else
{
exception is if we guessed wrong re struct/union/enum. */
if (TYPE_CODE (tp) != type_code)
{
- complain (&bad_tag_guess_complaint, sym_name);
+ bad_tag_guess_complaint (sym_name);
TYPE_CODE (tp) = type_code;
}
- if (TYPE_NAME (tp) == NULL || !STREQ (TYPE_NAME (tp), name))
+ if (TYPE_NAME (tp) == NULL
+ || strcmp (TYPE_NAME (tp), name) != 0)
TYPE_NAME (tp) = obsavestring (name, strlen (name),
- ¤t_objfile->type_obstack);
+ ¤t_objfile->objfile_obstack);
}
}
if (t->bt == btTypedef)
ax += cross_ref (fd, ax, &tp, type_code, &name, bigend, sym_name);
if (tp == (struct type *) NULL)
{
- complain (&unable_to_cross_ref_complaint, sym_name);
+ complaint (&symfile_complaints,
+ _("unable to cross ref btTypedef for %s"), sym_name);
tp = mdebug_type_int;
}
}
TYPE_FIELDS (tp) = ((struct field *)
TYPE_ALLOC (tp, 2 * sizeof (struct field)));
TYPE_FIELD_NAME (tp, 0) = obsavestring ("Low", strlen ("Low"),
- ¤t_objfile->type_obstack);
+ ¤t_objfile->objfile_obstack);
TYPE_FIELD_BITPOS (tp, 0) = AUX_GET_DNLOW (bigend, ax);
ax++;
TYPE_FIELD_NAME (tp, 1) = obsavestring ("High", strlen ("High"),
- ¤t_objfile->type_obstack);
+ ¤t_objfile->objfile_obstack);
TYPE_FIELD_BITPOS (tp, 1) = AUX_GET_DNHIGH (bigend, ax);
ax++;
}
/* Complain for illegal continuations due to corrupt aux entries. */
if (t->continued)
- complain (&bad_continued_complaint, sym_name);
-
+ complaint (&symfile_complaints, _("illegal TIR continued for %s"), sym_name);
+
return tp;
}
Returns the number of aux symbols we parsed. */
static int
-upgrade_type (fd, tpp, tq, ax, bigend, sym_name)
- int fd;
- struct type **tpp;
- int tq;
- union aux_ext *ax;
- int bigend;
- char *sym_name;
+upgrade_type (int fd, struct type **tpp, int tq, union aux_ext *ax, int bigend,
+ char *sym_name)
{
int off;
struct type *t;
id, (int *) NULL, bigend, sym_name);
/* The bounds type should be an integer type, but might be anything
- else due to corrupt aux entries. */
+ else due to corrupt aux entries. */
if (TYPE_CODE (indx) != TYPE_CODE_INT)
{
- complain (&array_index_type_complaint, sym_name);
+ complaint (&symfile_complaints,
+ _("illegal array index type for %s, assuming int"), sym_name);
indx = mdebug_type_int;
}
t = create_array_type ((struct type *) NULL, *tpp, range);
/* We used to fill in the supplied array element bitsize
- here if the TYPE_LENGTH of the target type was zero.
- This happens for a `pointer to an array of anonymous structs',
- but in this case the array element bitsize is also zero,
- so nothing is gained.
- And we used to check the TYPE_LENGTH of the target type against
- the supplied array element bitsize.
- gcc causes a mismatch for `pointer to array of object',
- since the sdb directives it uses do not have a way of
- specifying the bitsize, but it does no harm (the
- TYPE_LENGTH should be correct) and we should be able to
- ignore the erroneous bitsize from the auxiliary entry safely.
- dbx seems to ignore it too. */
+ here if the TYPE_LENGTH of the target type was zero.
+ This happens for a `pointer to an array of anonymous structs',
+ but in this case the array element bitsize is also zero,
+ so nothing is gained.
+ And we used to check the TYPE_LENGTH of the target type against
+ the supplied array element bitsize.
+ gcc causes a mismatch for `pointer to array of object',
+ since the sdb directives it uses do not have a way of
+ specifying the bitsize, but it does no harm (the
+ TYPE_LENGTH should be correct) and we should be able to
+ ignore the erroneous bitsize from the auxiliary entry safely.
+ dbx seems to ignore it too. */
/* TYPE_FLAG_TARGET_STUB now takes care of the zero TYPE_LENGTH
- problem. */
+ problem. */
if (TYPE_LENGTH (*tpp) == 0)
{
TYPE_FLAGS (t) |= TYPE_FLAG_TARGET_STUB;
return 0;
default:
- complain (&unknown_type_qual_complaint, tq);
+ complaint (&symfile_complaints, _("unknown type qualifier 0x%x"), tq);
return 0;
}
}
/* Parse a procedure descriptor record PR. Note that the procedure is
parsed _after_ the local symbols, now we just insert the extra
- information we need into a MIPS_EFI_SYMBOL_NAME symbol that has
+ information we need into a MDEBUG_EFI_SYMBOL_NAME symbol that has
already been placed in the procedure's main block. Note also that
images that have been partially stripped (ld -x) have been deprived
of local symbols, and we have to cope with them here. FIRST_OFF is
the offset of the first procedure for this FDR; we adjust the
address by this amount, but I don't know why. SEARCH_SYMTAB is the symtab
- to look for the function which contains the MIPS_EFI_SYMBOL_NAME symbol
+ to look for the function which contains the MDEBUG_EFI_SYMBOL_NAME symbol
in question, or NULL to use top_stack->cur_block. */
-static void parse_procedure PARAMS ((PDR *, struct symtab *,
- struct partial_symtab *));
+static void parse_procedure (PDR *, struct symtab *, struct partial_symtab *);
static void
-parse_procedure (pr, search_symtab, pst)
- PDR *pr;
- struct symtab *search_symtab;
- struct partial_symtab *pst;
+parse_procedure (PDR *pr, struct symtab *search_symtab,
+ struct partial_symtab *pst)
{
struct symbol *s, *i;
struct block *b;
- struct mips_extra_func_info *e;
+ struct mdebug_extra_func_info *e;
char *sh_name;
/* Simple rule to find files linked "-x" */
{
/* Static procedure at address pr->adr. Sigh. */
/* FIXME-32x64. assuming pr->adr fits in long. */
- complain (&pdr_static_symbol_complaint, (unsigned long) pr->adr);
+ complaint (&symfile_complaints,
+ _("can't handle PDR for static proc at 0x%lx"),
+ (unsigned long) pr->adr);
return;
}
else
{
/* external */
EXTR she;
-
+
(*debug_swap->swap_ext_in) (cur_bfd,
((char *) debug_info->external_ext
+ (pr->isym
{
#if 0
/* This loses both in the case mentioned (want a static, find a global),
- but also if we are looking up a non-mangled name which happens to
- match the name of a mangled function. */
+ but also if we are looking up a non-mangled name which happens to
+ match the name of a mangled function. */
/* We have to save the cur_fdr across the call to lookup_symbol.
- If the pdr is for a static function and if a global function with
- the same name exists, lookup_symbol will eventually read in the symtab
- for the global function and clobber cur_fdr. */
+ If the pdr is for a static function and if a global function with
+ the same name exists, lookup_symbol will eventually read in the symtab
+ for the global function and clobber cur_fdr. */
FDR *save_cur_fdr = cur_fdr;
- s = lookup_symbol (sh_name, NULL, VAR_NAMESPACE, 0, NULL);
+ s = lookup_symbol (sh_name, NULL, VAR_DOMAIN, 0, NULL);
cur_fdr = save_cur_fdr;
#else
s = mylookup_symbol
(sh_name,
BLOCKVECTOR_BLOCK (BLOCKVECTOR (search_symtab), STATIC_BLOCK),
- VAR_NAMESPACE,
+ VAR_DOMAIN,
LOC_BLOCK);
#endif
}
else
s = mylookup_symbol (sh_name, top_stack->cur_block,
- VAR_NAMESPACE, LOC_BLOCK);
+ VAR_DOMAIN, LOC_BLOCK);
if (s != 0)
{
}
else
{
- complain (&pdr_for_nonsymbol_complaint, sh_name);
+ complaint (&symfile_complaints, _("PDR for %s, but no symbol"), sh_name);
#if 1
return;
#else
/* FIXME -- delete. We can't do symbol allocation now; it's all done. */
s = new_symbol (sh_name);
- SYMBOL_NAMESPACE (s) = VAR_NAMESPACE;
+ SYMBOL_DOMAIN (s) = VAR_DOMAIN;
SYMBOL_CLASS (s) = LOC_BLOCK;
/* Donno its type, hope int is ok */
SYMBOL_TYPE (s) = lookup_function_type (mdebug_type_int);
BLOCK_FUNCTION (b) = s;
BLOCK_START (b) = pr->adr;
/* BOUND used to be the end of procedure's text, but the
- argument is no longer passed in. */
+ argument is no longer passed in. */
BLOCK_END (b) = bound;
BLOCK_SUPERBLOCK (b) = top_stack->cur_block;
add_block (b, top_stack->cur_st);
#endif
}
- i = mylookup_symbol (MIPS_EFI_SYMBOL_NAME, b, LABEL_NAMESPACE, LOC_CONST);
+ i = mylookup_symbol (MDEBUG_EFI_SYMBOL_NAME, b, LABEL_DOMAIN, LOC_CONST);
if (i)
{
- e = (struct mips_extra_func_info *) SYMBOL_VALUE (i);
+ e = (struct mdebug_extra_func_info *) SYMBOL_VALUE (i);
e->pdr = *pr;
e->pdr.isym = (long) s;
/* GDB expects the absolute function start address for the
- procedure descriptor in e->pdr.adr.
- As the address in the procedure descriptor is usually relative,
- we would have to relocate e->pdr.adr with cur_fdr->adr and
- ANOFFSET (pst->section_offsets, SECT_OFF_TEXT).
- Unfortunately cur_fdr->adr and e->pdr.adr are both absolute
- in shared libraries on some systems, and on other systems
- e->pdr.adr is sometimes offset by a bogus value.
- To work around these problems, we replace e->pdr.adr with
- the start address of the function. */
+ procedure descriptor in e->pdr.adr.
+ As the address in the procedure descriptor is usually relative,
+ we would have to relocate e->pdr.adr with cur_fdr->adr and
+ ANOFFSET (pst->section_offsets, SECT_OFF_TEXT (pst->objfile)).
+ Unfortunately cur_fdr->adr and e->pdr.adr are both absolute
+ in shared libraries on some systems, and on other systems
+ e->pdr.adr is sometimes offset by a bogus value.
+ To work around these problems, we replace e->pdr.adr with
+ the start address of the function. */
e->pdr.adr = BLOCK_START (b);
/* Correct incorrect setjmp procedure descriptor from the library
- to make backtrace through setjmp work. */
- if (e->pdr.pcreg == 0 && STREQ (sh_name, "setjmp"))
+ to make backtrace through setjmp work. */
+ if (e->pdr.pcreg == 0
+ && strcmp (sh_name, "setjmp") == 0)
{
- complain (&bad_setjmp_pdr_complaint, 0);
+ complaint (&symfile_complaints, _("fixing bad setjmp PDR from libc"));
+#ifdef RA_REGNUM
e->pdr.pcreg = RA_REGNUM;
+#else
+ e->pdr.pcreg = 0;
+#endif
e->pdr.regmask = 0x80000000;
e->pdr.regoffset = -4;
}
To work around these problems, the return value type of a TYPE_CODE_VOID
function is adjusted accordingly if no debugging info was found in the
compilation unit. */
-
+
if (processing_gcc_compilation == 0
&& found_ecoff_debugging_info == 0
&& TYPE_CODE (TYPE_TARGET_TYPE (SYMBOL_TYPE (s))) == TYPE_CODE_VOID)
- SYMBOL_TYPE (s) = nodebug_func_symbol_type;
-}
-
-/* Relocate the extra function info pointed to by the symbol table. */
-
-void
-ecoff_relocate_efi (sym, delta)
- struct symbol *sym;
- CORE_ADDR delta;
-{
- struct mips_extra_func_info *e;
-
- e = (struct mips_extra_func_info *) SYMBOL_VALUE (sym);
-
- e->pdr.adr += delta;
+ SYMBOL_TYPE (s) = builtin_type (current_gdbarch)->nodebug_text_symbol;
}
/* Parse the external symbol ES. Just call parse_symbol() after
This routine clobbers top_stack->cur_block and ->cur_st. */
-static void parse_external PARAMS ((EXTR *, int, struct section_offsets *));
+static void parse_external (EXTR *, int, struct section_offsets *,
+ struct objfile *);
static void
-parse_external (es, bigend, section_offsets)
- EXTR *es;
- int bigend;
- struct section_offsets *section_offsets;
+parse_external (EXTR *es, int bigend, struct section_offsets *section_offsets,
+ struct objfile *objfile)
{
union aux_ext *ax;
}
/* Reading .o files */
- if (SC_IS_UNDEF(es->asym.sc) || es->asym.sc == scNil)
+ if (SC_IS_UNDEF (es->asym.sc) || es->asym.sc == scNil)
{
char *what;
switch (es->asym.st)
n_undef_symbols++;
/* FIXME: Turn this into a complaint? */
if (info_verbose)
- printf_filtered ("Warning: %s `%s' is undefined (in %s)\n",
+ printf_filtered (_("Warning: %s `%s' is undefined (in %s)\n"),
what, debug_info->ssext + es->asym.iss,
fdr_name (cur_fdr));
return;
case stProc:
case stStaticProc:
/* There is no need to parse the external procedure symbols.
- If they are from objects compiled without -g, their index will
- be indexNil, and the symbol definition from the minimal symbol
- is preferrable (yielding a function returning int instead of int).
- If the index points to a local procedure symbol, the local
- symbol already provides the correct type.
- Note that the index of the external procedure symbol points
- to the local procedure symbol in the local symbol table, and
- _not_ to the auxiliary symbol info. */
+ If they are from objects compiled without -g, their index will
+ be indexNil, and the symbol definition from the minimal symbol
+ is preferrable (yielding a function returning int instead of int).
+ If the index points to a local procedure symbol, the local
+ symbol already provides the correct type.
+ Note that the index of the external procedure symbol points
+ to the local procedure symbol in the local symbol table, and
+ _not_ to the auxiliary symbol info. */
break;
case stGlobal:
case stLabel:
/* Global common symbols are resolved by the runtime loader,
- ignore them. */
- if (SC_IS_COMMON(es->asym.sc))
+ ignore them. */
+ if (SC_IS_COMMON (es->asym.sc))
break;
/* Note that the case of a symbol with indexNil must be handled
- anyways by parse_symbol(). */
- parse_symbol (&es->asym, ax, (char *) NULL, bigend, section_offsets);
+ anyways by parse_symbol(). */
+ parse_symbol (&es->asym, ax, (char *) NULL, bigend, section_offsets, objfile);
break;
default:
break;
numbers can go back and forth, apparently we can live
with that and do not need to reorder our linetables */
-static void parse_lines PARAMS ((FDR *, PDR *, struct linetable *, int,
- struct partial_symtab *, CORE_ADDR));
+static void parse_lines (FDR *, PDR *, struct linetable *, int,
+ struct partial_symtab *, CORE_ADDR);
static void
-parse_lines (fh, pr, lt, maxlines, pst, lowest_pdr_addr)
- FDR *fh;
- PDR *pr;
- struct linetable *lt;
- int maxlines;
- struct partial_symtab *pst;
- CORE_ADDR lowest_pdr_addr;
+parse_lines (FDR *fh, PDR *pr, struct linetable *lt, int maxlines,
+ struct partial_symtab *pst, CORE_ADDR lowest_pdr_addr)
{
unsigned char *base;
int j, k;
continue;
/* Determine start and end address of compressed line bytes for
- this procedure. */
+ this procedure. */
base = debug_info->line + fh->cbLineOffset;
if (j != (fh->cpd - 1))
- halt = base + pr[1].cbLineOffset;
+ halt = base + pr[1].cbLineOffset;
else
- halt = base + fh->cbLine;
+ halt = base + fh->cbLine;
base += pr->cbLineOffset;
adr = pst->textlow + pr->adr - lowest_pdr_addr;
l = adr >> 2; /* in words */
- for (lineno = pr->lnLow; base < halt; )
+ for (lineno = pr->lnLow; base < halt;)
{
count = *base & 0x0f;
delta = *base++ >> 4;
with corrupt binaries. */
if (lt->nitems >= maxlines)
{
- complain (&bad_linetable_guess_complaint, fdr_name (fh));
+ complaint (&symfile_complaints,
+ _("guessed size of linetable for %s incorrectly"),
+ fdr_name (fh));
break;
}
k = add_line (lt, lineno, l, k);
}
}
\f
+static void
+function_outside_compilation_unit_complaint (const char *arg1)
+{
+ complaint (&symfile_complaints,
+ _("function `%s' appears to be defined outside of all compilation units"),
+ arg1);
+}
+
+/* Use the STORAGE_CLASS to compute which section the given symbol
+ belongs to, and then records this new minimal symbol. */
+
+static void
+record_minimal_symbol (const char *name, const CORE_ADDR address,
+ enum minimal_symbol_type ms_type, int storage_class,
+ struct objfile *objfile)
+{
+ int section;
+ asection *bfd_section;
+
+ switch (storage_class)
+ {
+ case scText:
+ section = SECT_OFF_TEXT (objfile);
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".text");
+ break;
+ case scData:
+ section = SECT_OFF_DATA (objfile);
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".data");
+ break;
+ case scBss:
+ section = SECT_OFF_BSS (objfile);
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".bss");
+ break;
+ case scSData:
+ section = get_section_index (objfile, ".sdata");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".sdata");
+ break;
+ case scSBss:
+ section = get_section_index (objfile, ".sbss");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".sbss");
+ break;
+ case scRData:
+ section = get_section_index (objfile, ".rdata");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".rdata");
+ break;
+ case scInit:
+ section = get_section_index (objfile, ".init");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".init");
+ break;
+ case scXData:
+ section = get_section_index (objfile, ".xdata");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".xdata");
+ break;
+ case scPData:
+ section = get_section_index (objfile, ".pdata");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".pdata");
+ break;
+ case scFini:
+ section = get_section_index (objfile, ".fini");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".fini");
+ break;
+ case scRConst:
+ section = get_section_index (objfile, ".rconst");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".rconst");
+ break;
+#ifdef scTlsData
+ case scTlsData:
+ section = get_section_index (objfile, ".tlsdata");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".tlsdata");
+ break;
+#endif
+#ifdef scTlsBss
+ case scTlsBss:
+ section = get_section_index (objfile, ".tlsbss");
+ bfd_section = bfd_get_section_by_name (cur_bfd, ".tlsbss");
+ break;
+#endif
+ default:
+ /* This kind of symbol is not associated to a section. */
+ section = -1;
+ bfd_section = NULL;
+ }
+
+ prim_record_minimal_symbol_and_info (name, address, ms_type, NULL,
+ section, bfd_section, objfile);
+}
+
/* Master parsing procedure for first-pass reading of file symbols
into a partial_symtab. */
static void
-parse_partial_symbols (objfile, section_offsets)
- struct objfile *objfile;
- struct section_offsets *section_offsets;
+parse_partial_symbols (struct objfile *objfile)
{
const bfd_size_type external_sym_size = debug_swap->external_sym_size;
const bfd_size_type external_rfd_size = debug_swap->external_rfd_size;
const bfd_size_type external_ext_size = debug_swap->external_ext_size;
- void (* const swap_ext_in) PARAMS ((bfd *, PTR, EXTR *))
- = debug_swap->swap_ext_in;
- void (* const swap_sym_in) PARAMS ((bfd *, PTR, SYMR *))
- = debug_swap->swap_sym_in;
- void (* const swap_rfd_in) PARAMS ((bfd *, PTR, RFDT *))
- = debug_swap->swap_rfd_in;
+ void (*const swap_ext_in) (bfd *, void *, EXTR *) = debug_swap->swap_ext_in;
+ void (*const swap_sym_in) (bfd *, void *, SYMR *) = debug_swap->swap_sym_in;
+ void (*const swap_rfd_in) (bfd *, void *, RFDT *) = debug_swap->swap_rfd_in;
int f_idx, s_idx;
HDRR *hdr = &debug_info->symbolic_header;
/* Running pointers */
char *ext_out;
char *ext_out_end;
EXTR *ext_block;
- register EXTR *ext_in;
+ EXTR *ext_in;
EXTR *ext_in_end;
SYMR sh;
struct partial_symtab *pst;
&& (bfd_get_section_flags (cur_bfd, text_sect) & SEC_RELOC))
relocatable = 1;
- extern_tab = (EXTR *) obstack_alloc (&objfile->psymbol_obstack,
+ extern_tab = (EXTR *) obstack_alloc (&objfile->objfile_obstack,
sizeof (EXTR) * hdr->iextMax);
includes_allocated = 30;
Minor hack: -O3 images might claim some global data belongs
to FDR -1. We`ll go along with that */
fdr_to_pst = (struct pst_map *) xzalloc ((hdr->ifdMax + 1) * sizeof *fdr_to_pst);
- old_chain = make_cleanup (free, fdr_to_pst);
+ old_chain = make_cleanup (xfree, fdr_to_pst);
fdr_to_pst++;
{
- struct partial_symtab *pst = new_psymtab ("", objfile, section_offsets);
+ struct partial_symtab *pst = new_psymtab ("", objfile);
fdr_to_pst[-1].pst = pst;
FDR_IDX (pst) = -1;
}
/* Allocate the global pending list. */
pending_list =
((struct mdebug_pending **)
- obstack_alloc (&objfile->psymbol_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
hdr->ifdMax * sizeof (struct mdebug_pending *)));
- memset ((PTR) pending_list, 0,
+ memset (pending_list, 0,
hdr->ifdMax * sizeof (struct mdebug_pending *));
/* Pass 0 over external syms: swap them in. */
ext_block = (EXTR *) xmalloc (hdr->iextMax * sizeof (EXTR));
- make_cleanup (free, ext_block);
+ make_cleanup (xfree, ext_block);
ext_out = (char *) debug_info->external_ext;
ext_out_end = ext_out + hdr->iextMax * external_ext_size;
To fix this, either :
1) don't create the duplicate symbol
- (assumes ECOFF symtab is a subset of the ELF symtab;
- assumes no side-effects result from ignoring ECOFF symbol)
+ (assumes ECOFF symtab is a subset of the ELF symtab;
+ assumes no side-effects result from ignoring ECOFF symbol)
2) create it, only if lookup for existing symbol in ELF's minimal
- symbols fails
- (inefficient;
- assumes no side-effects result from ignoring ECOFF symbol)
+ symbols fails
+ (inefficient;
+ assumes no side-effects result from ignoring ECOFF symbol)
3) create it, but lookup ELF's minimal symbol and use it's section
- during relocation, then modify "uniqify" phase to merge and
- eliminate the duplicate symbol
- (highly inefficient)
+ during relocation, then modify "uniqify" phase to merge and
+ eliminate the duplicate symbol
+ (highly inefficient)
I've implemented #1 here...
Skip the creation of the minimal symbols based on the ECOFF
symbol table. */
- /* Pass 2 over external syms: fill in external symbols */
- ext_in = ext_block;
- ext_in_end = ext_in + hdr->iextMax;
- for (; ext_in < ext_in_end; ext_in++)
- {
- enum minimal_symbol_type ms_type = mst_text;
- CORE_ADDR svalue = ext_in->asym.value;
+ /* Pass 2 over external syms: fill in external symbols */
+ ext_in = ext_block;
+ ext_in_end = ext_in + hdr->iextMax;
+ for (; ext_in < ext_in_end; ext_in++)
+ {
+ enum minimal_symbol_type ms_type = mst_text;
+ CORE_ADDR svalue = ext_in->asym.value;
- /* The Irix 5 native tools seem to sometimes generate bogus
- external symbols. */
- if (ext_in->ifd < -1 || ext_in->ifd >= hdr->ifdMax)
- {
- complain (&bad_ext_ifd_complaint, ext_in->ifd, hdr->ifdMax);
- continue;
- }
- if (ext_in->asym.iss < 0 || ext_in->asym.iss >= hdr->issExtMax)
- {
- complain (&bad_ext_iss_complaint, ext_in->asym.iss,
- hdr->issExtMax);
- continue;
- }
+ /* The Irix 5 native tools seem to sometimes generate bogus
+ external symbols. */
+ if (ext_in->ifd < -1 || ext_in->ifd >= hdr->ifdMax)
+ {
+ complaint (&symfile_complaints,
+ _("bad ifd for external symbol: %d (max %ld)"), ext_in->ifd,
+ hdr->ifdMax);
+ continue;
+ }
+ if (ext_in->asym.iss < 0 || ext_in->asym.iss >= hdr->issExtMax)
+ {
+ complaint (&symfile_complaints,
+ _("bad iss for external symbol: %ld (max %ld)"),
+ ext_in->asym.iss, hdr->issExtMax);
+ continue;
+ }
- extern_tab[fdr_to_pst[ext_in->ifd].globals_offset
- + fdr_to_pst[ext_in->ifd].n_globals++] = *ext_in;
+ extern_tab[fdr_to_pst[ext_in->ifd].globals_offset
+ + fdr_to_pst[ext_in->ifd].n_globals++] = *ext_in;
- if (SC_IS_UNDEF(ext_in->asym.sc) || ext_in->asym.sc == scNil)
- continue;
+ if (SC_IS_UNDEF (ext_in->asym.sc) || ext_in->asym.sc == scNil)
+ continue;
-
- /* Pass 3 over files, over local syms: fill in static symbols */
- name = debug_info->ssext + ext_in->asym.iss;
- /* Process ECOFF Symbol Types and Storage Classes */
- switch (ext_in->asym.st)
- {
- case stProc:
- /* Beginnning of Procedure */
- svalue += ANOFFSET (section_offsets, SECT_OFF_TEXT);
- break;
- case stStaticProc:
- /* Load time only static procs */
- ms_type = mst_file_text;
- svalue += ANOFFSET (section_offsets, SECT_OFF_TEXT);
- break;
- case stGlobal:
- /* External symbol */
- if (SC_IS_COMMON (ext_in->asym.sc))
- {
- /* The value of a common symbol is its size, not its address.
- Ignore it. */
- continue;
- }
- else if (SC_IS_DATA (ext_in->asym.sc))
- {
- ms_type = mst_data;
- svalue += ANOFFSET (section_offsets, SECT_OFF_DATA);
- }
- else if (SC_IS_BSS (ext_in->asym.sc))
- {
- ms_type = mst_bss;
- svalue += ANOFFSET (section_offsets, SECT_OFF_BSS);
- }
- else
- ms_type = mst_abs;
- break;
- case stLabel:
- /* Label */
- if (SC_IS_TEXT (ext_in->asym.sc))
- {
- ms_type = mst_file_text;
- svalue += ANOFFSET (section_offsets, SECT_OFF_TEXT);
- }
- else if (SC_IS_DATA (ext_in->asym.sc))
- {
- ms_type = mst_file_data;
- svalue += ANOFFSET (section_offsets, SECT_OFF_DATA);
- }
- else if (SC_IS_BSS (ext_in->asym.sc))
- {
- ms_type = mst_file_bss;
- svalue += ANOFFSET (section_offsets, SECT_OFF_BSS);
- }
- else
- ms_type = mst_abs;
- break;
- case stLocal:
- case stNil:
- /* The alpha has the section start addresses in stLocal symbols
- whose name starts with a `.'. Skip those but complain for all
- other stLocal symbols.
- Irix6 puts the section start addresses in stNil symbols, skip
- those too.*/
- if (name[0] == '.')
+ /* Pass 3 over files, over local syms: fill in static symbols */
+ name = debug_info->ssext + ext_in->asym.iss;
+
+ /* Process ECOFF Symbol Types and Storage Classes */
+ switch (ext_in->asym.st)
+ {
+ case stProc:
+ /* Beginnning of Procedure */
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
+ break;
+ case stStaticProc:
+ /* Load time only static procs */
+ ms_type = mst_file_text;
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
+ break;
+ case stGlobal:
+ /* External symbol */
+ if (SC_IS_COMMON (ext_in->asym.sc))
+ {
+ /* The value of a common symbol is its size, not its address.
+ Ignore it. */
continue;
- /* Fall through. */
- default:
- ms_type = mst_unknown;
- complain (&unknown_ext_complaint, name);
- }
- if (!ECOFF_IN_ELF(cur_bfd))
- prim_record_minimal_symbol (name, svalue, ms_type, objfile);
- }
+ }
+ else if (SC_IS_DATA (ext_in->asym.sc))
+ {
+ ms_type = mst_data;
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
+ }
+ else if (SC_IS_BSS (ext_in->asym.sc))
+ {
+ ms_type = mst_bss;
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_BSS (objfile));
+ }
+ else if (SC_IS_SBSS (ext_in->asym.sc))
+ {
+ ms_type = mst_bss;
+ svalue += ANOFFSET (objfile->section_offsets,
+ get_section_index (objfile, ".sbss"));
+ }
+ else
+ ms_type = mst_abs;
+ break;
+ case stLabel:
+ /* Label */
+
+ /* On certain platforms, some extra label symbols can be
+ generated by the linker. One possible usage for this kind
+ of symbols is to represent the address of the begining of a
+ given section. For instance, on Tru64 5.1, the address of
+ the _ftext label is the start address of the .text section.
+
+ The storage class of these symbols is usually directly
+ related to the section to which the symbol refers. For
+ instance, on Tru64 5.1, the storage class for the _fdata
+ label is scData, refering to the .data section.
+
+ It is actually possible that the section associated to the
+ storage class of the label does not exist. On True64 5.1
+ for instance, the libm.so shared library does not contain
+ any .data section, although it contains a _fpdata label
+ which storage class is scData... Since these symbols are
+ usually useless for the debugger user anyway, we just
+ discard these symbols.
+ */
+
+ if (SC_IS_TEXT (ext_in->asym.sc))
+ {
+ if (objfile->sect_index_text == -1)
+ continue;
+
+ ms_type = mst_file_text;
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
+ }
+ else if (SC_IS_DATA (ext_in->asym.sc))
+ {
+ if (objfile->sect_index_data == -1)
+ continue;
+
+ ms_type = mst_file_data;
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
+ }
+ else if (SC_IS_BSS (ext_in->asym.sc))
+ {
+ if (objfile->sect_index_bss == -1)
+ continue;
+
+ ms_type = mst_file_bss;
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_BSS (objfile));
+ }
+ else if (SC_IS_SBSS (ext_in->asym.sc))
+ {
+ const int sbss_sect_index = get_section_index (objfile, ".sbss");
+
+ if (sbss_sect_index == -1)
+ continue;
+
+ ms_type = mst_file_bss;
+ svalue += ANOFFSET (objfile->section_offsets, sbss_sect_index);
+ }
+ else
+ ms_type = mst_abs;
+ break;
+ case stLocal:
+ case stNil:
+ /* The alpha has the section start addresses in stLocal symbols
+ whose name starts with a `.'. Skip those but complain for all
+ other stLocal symbols.
+ Irix6 puts the section start addresses in stNil symbols, skip
+ those too. */
+ if (name[0] == '.')
+ continue;
+ /* Fall through. */
+ default:
+ ms_type = mst_unknown;
+ unknown_ext_complaint (name);
+ }
+ if (!ECOFF_IN_ELF (cur_bfd))
+ record_minimal_symbol (name, svalue, ms_type, ext_in->asym.sc,
+ objfile);
+ }
/* Pass 3 over files, over local syms: fill in static symbols */
for (f_idx = 0; f_idx < hdr->ifdMax; f_idx++)
}
/* Determine the start address for this object file from the
- file header and relocate it, except for Irix 5.2 zero fh->adr. */
+ file header and relocate it, except for Irix 5.2 zero fh->adr. */
if (fh->cpd)
{
textlow = fh->adr;
if (relocatable || textlow != 0)
- textlow += ANOFFSET (section_offsets, SECT_OFF_TEXT);
+ textlow += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
}
else
textlow = 0;
- pst = start_psymtab_common (objfile, section_offsets,
+ pst = start_psymtab_common (objfile, objfile->section_offsets,
fdr_name (fh),
textlow,
objfile->global_psymbols.next,
objfile->static_psymbols.next);
pst->read_symtab_private = ((char *)
- obstack_alloc (&objfile->psymbol_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
sizeof (struct symloc)));
- memset ((PTR) pst->read_symtab_private, 0, sizeof (struct symloc));
+ memset (pst->read_symtab_private, 0, sizeof (struct symloc));
save_pst = pst;
FDR_IDX (pst) = f_idx;
/* Set up language for the pst.
The language from the FDR is used if it is unambigious (e.g. cfront
- with native cc and g++ will set the language to C).
- Otherwise we have to deduce the language from the filename.
- Native ecoff has every header file in a separate FDR, so
- deduce_language_from_filename will return language_unknown for
- a header file, which is not what we want.
- But the FDRs for the header files are after the FDR for the source
- file, so we can assign the language of the source file to the
- following header files. Then we save the language in the private
- pst data so that we can reuse it when building symtabs. */
+ with native cc and g++ will set the language to C).
+ Otherwise we have to deduce the language from the filename.
+ Native ecoff has every header file in a separate FDR, so
+ deduce_language_from_filename will return language_unknown for
+ a header file, which is not what we want.
+ But the FDRs for the header files are after the FDR for the source
+ file, so we can assign the language of the source file to the
+ following header files. Then we save the language in the private
+ pst data so that we can reuse it when building symtabs. */
prev_language = psymtab_language;
switch (fh->lang)
pst->texthigh = pst->textlow;
/* For stabs-in-ecoff files, the second symbol must be @stab.
- This symbol is emitted by mips-tfile to signal that the
- current object file uses encapsulated stabs instead of mips
- ecoff for local symbols. (It is the second symbol because
- the first symbol is the stFile used to signal the start of a
- file). */
+ This symbol is emitted by mips-tfile to signal that the
+ current object file uses encapsulated stabs instead of mips
+ ecoff for local symbols. (It is the second symbol because
+ the first symbol is the stFile used to signal the start of a
+ file). */
processing_gcc_compilation = 0;
if (fh->csym >= 2)
{
((char *) debug_info->external_sym
+ (fh->isymBase + 1) * external_sym_size),
&sh);
- if (STREQ (debug_info->ss + fh->issBase + sh.iss, stabs_symbol))
+ if (strcmp (debug_info->ss + fh->issBase + sh.iss,
+ stabs_symbol) == 0)
processing_gcc_compilation = 2;
}
(*swap_sym_in) (cur_bfd,
(((char *) debug_info->external_sym)
- + (fh->isymBase + cur_sdx) * external_sym_size),
+ + (fh->isymBase + cur_sdx) * external_sym_size),
&sh);
type_code = ECOFF_UNMARK_STAB (sh.index);
if (!ECOFF_IS_STAB (&sh))
{
CORE_ADDR procaddr;
long isym;
-
- sh.value += ANOFFSET (section_offsets, SECT_OFF_TEXT);
+
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
if (sh.st == stStaticProc)
{
namestring = debug_info->ss + fh->issBase + sh.iss;
- prim_record_minimal_symbol_and_info (namestring,
- sh.value,
- mst_file_text,
- NULL,
- SECT_OFF_TEXT,
- NULL,
- objfile);
+ record_minimal_symbol (namestring, sh.value,
+ mst_file_text, sh.sc,
+ objfile);
}
procaddr = sh.value;
{
CORE_ADDR high = procaddr + sh.value;
- /* Kludge for Irix 5.2 zero fh->adr. */
+ /* Kludge for Irix 5.2 zero fh->adr. */
if (!relocatable
- && (pst->textlow == 0 || procaddr < pst->textlow))
+ && (pst->textlow == 0 || procaddr < pst->textlow))
pst->textlow = procaddr;
if (high > pst->texthigh)
pst->texthigh = high;
case scPData:
case scXData:
namestring = debug_info->ss + fh->issBase + sh.iss;
- sh.value += ANOFFSET (section_offsets, SECT_OFF_DATA);
- prim_record_minimal_symbol_and_info (namestring,
- sh.value,
- mst_file_data,
- NULL,
- SECT_OFF_DATA,
- NULL,
- objfile);
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
+ record_minimal_symbol (namestring, sh.value,
+ mst_file_data, sh.sc,
+ objfile);
break;
default:
/* FIXME! Shouldn't this use cases for bss,
then have the default be abs? */
namestring = debug_info->ss + fh->issBase + sh.iss;
- sh.value += ANOFFSET (section_offsets, SECT_OFF_BSS);
- prim_record_minimal_symbol_and_info (namestring,
- sh.value,
- mst_file_bss,
- NULL,
- SECT_OFF_BSS,
- NULL,
- objfile);
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_BSS (objfile));
+ record_minimal_symbol (namestring, sh.value,
+ mst_file_bss, sh.sc,
+ objfile);
break;
}
}
{
char *stabstring = debug_info->ss + fh->issBase + sh.iss;
int len = strlen (stabstring);
- while (stabstring[len-1] == '\\')
+ while (stabstring[len - 1] == '\\')
{
SYMR sh2;
char *stabstring1 = stabstring;
cur_sdx++;
(*swap_sym_in) (cur_bfd,
(((char *) debug_info->external_sym)
- + (fh->isymBase + cur_sdx)
+ + (fh->isymBase + cur_sdx)
* external_sym_size),
&sh2);
stabstring2 = debug_info->ss + fh->issBase + sh2.iss;
/* Concatinate stabstring2 with stabstring1 */
if (stabstring
- && stabstring != debug_info->ss + fh->issBase + sh.iss)
+ && stabstring != debug_info->ss + fh->issBase + sh.iss)
stabstring = xrealloc (stabstring, len + len2 + 1);
else
- stabstring = xmalloc (len + len2 + 1);
- strcpy (stabstring, stabstring1);
+ {
+ stabstring = xmalloc (len + len2 + 1);
+ strcpy (stabstring, stabstring1);
+ }
strcpy (stabstring + len, stabstring2);
len += len2;
}
-#define SET_NAMESTRING() \
- namestring = stabstring
-#define CUR_SYMBOL_TYPE type_code
-#define CUR_SYMBOL_VALUE sh.value
-#define START_PSYMTAB(ofile,secoff,fname,low,symoff,global_syms,static_syms)\
- pst = save_pst
-#define END_PSYMTAB(pst,ilist,ninc,c_off,c_text,dep_list,n_deps,textlow_not_set) (void)0
-#define HANDLE_RBRAC(val) \
- if ((val) > save_pst->texthigh) save_pst->texthigh = (val);
-#include "partial-stab.h"
-
- if (stabstring
+ switch (type_code)
+ {
+ char *p;
+ /*
+ * Standard, external, non-debugger, symbols
+ */
+
+ case N_TEXT | N_EXT:
+ case N_NBTEXT | N_EXT:
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
+ goto record_it;
+
+ case N_DATA | N_EXT:
+ case N_NBDATA | N_EXT:
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
+ goto record_it;
+
+ case N_BSS:
+ case N_BSS | N_EXT:
+ case N_NBBSS | N_EXT:
+ case N_SETV | N_EXT: /* FIXME, is this in BSS? */
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_BSS (objfile));
+ goto record_it;
+
+ case N_ABS | N_EXT:
+ record_it:
+ continue;
+
+ /* Standard, local, non-debugger, symbols */
+
+ case N_NBTEXT:
+
+ /* We need to be able to deal with both N_FN or N_TEXT,
+ because we have no way of knowing whether the sys-supplied ld
+ or GNU ld was used to make the executable. Sequents throw
+ in another wrinkle -- they renumbered N_FN. */
+
+ case N_FN:
+ case N_FN_SEQ:
+ case N_TEXT:
+ continue;
+
+ case N_DATA:
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
+ goto record_it;
+
+ case N_UNDF | N_EXT:
+ continue; /* Just undefined, not COMMON */
+
+ case N_UNDF:
+ continue;
+
+ /* Lots of symbol types we can just ignore. */
+
+ case N_ABS:
+ case N_NBDATA:
+ case N_NBBSS:
+ continue;
+
+ /* Keep going . . . */
+
+ /*
+ * Special symbol types for GNU
+ */
+ case N_INDR:
+ case N_INDR | N_EXT:
+ case N_SETA:
+ case N_SETA | N_EXT:
+ case N_SETT:
+ case N_SETT | N_EXT:
+ case N_SETD:
+ case N_SETD | N_EXT:
+ case N_SETB:
+ case N_SETB | N_EXT:
+ case N_SETV:
+ continue;
+
+ /*
+ * Debugger symbols
+ */
+
+ case N_SO:
+ {
+ CORE_ADDR valu;
+ static int prev_so_symnum = -10;
+ static int first_so_symnum;
+ char *p;
+ int prev_textlow_not_set;
+
+ valu = sh.value + ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
+
+ prev_textlow_not_set = textlow_not_set;
+
+#ifdef SOFUN_ADDRESS_MAYBE_MISSING
+ /* A zero value is probably an indication for the SunPRO 3.0
+ compiler. end_psymtab explicitly tests for zero, so
+ don't relocate it. */
+
+ if (sh.value == 0)
+ {
+ textlow_not_set = 1;
+ valu = 0;
+ }
+ else
+ textlow_not_set = 0;
+#else
+ textlow_not_set = 0;
+#endif
+ past_first_source_file = 1;
+
+ if (prev_so_symnum != symnum - 1)
+ { /* Here if prev stab wasn't N_SO */
+ first_so_symnum = symnum;
+
+ if (pst)
+ {
+ pst = (struct partial_symtab *) 0;
+ includes_used = 0;
+ dependencies_used = 0;
+ }
+ }
+
+ prev_so_symnum = symnum;
+
+ /* End the current partial symtab and start a new one */
+
+ /* SET_NAMESTRING ();*/
+ namestring = stabstring;
+
+ /* Null name means end of .o file. Don't start a new one. */
+ if (*namestring == '\000')
+ continue;
+
+ /* Some compilers (including gcc) emit a pair of initial N_SOs.
+ The first one is a directory name; the second the file name.
+ If pst exists, is empty, and has a filename ending in '/',
+ we assume the previous N_SO was a directory name. */
+
+ p = strrchr (namestring, '/');
+ if (p && *(p + 1) == '\000')
+ continue; /* Simply ignore directory name SOs */
+
+ /* Some other compilers (C++ ones in particular) emit useless
+ SOs for non-existant .c files. We ignore all subsequent SOs that
+ immediately follow the first. */
+
+ if (!pst)
+ pst = save_pst;
+ continue;
+ }
+
+ case N_BINCL:
+ continue;
+
+ case N_SOL:
+ {
+ enum language tmp_language;
+ /* Mark down an include file in the current psymtab */
+
+ /* SET_NAMESTRING ();*/
+ namestring = stabstring;
+
+ tmp_language = deduce_language_from_filename (namestring);
+
+ /* Only change the psymtab's language if we've learned
+ something useful (eg. tmp_language is not language_unknown).
+ In addition, to match what start_subfile does, never change
+ from C++ to C. */
+ if (tmp_language != language_unknown
+ && (tmp_language != language_c
+ || psymtab_language != language_cplus))
+ psymtab_language = tmp_language;
+
+ /* In C++, one may expect the same filename to come round many
+ times, when code is coming alternately from the main file
+ and from inline functions in other files. So I check to see
+ if this is a file we've seen before -- either the main
+ source file, or a previously included file.
+
+ This seems to be a lot of time to be spending on N_SOL, but
+ things like "break c-exp.y:435" need to work (I
+ suppose the psymtab_include_list could be hashed or put
+ in a binary tree, if profiling shows this is a major hog). */
+ if (pst && strcmp (namestring, pst->filename) == 0)
+ continue;
+ {
+ int i;
+ for (i = 0; i < includes_used; i++)
+ if (strcmp (namestring,
+ psymtab_include_list[i]) == 0)
+ {
+ i = -1;
+ break;
+ }
+ if (i == -1)
+ continue;
+ }
+
+ psymtab_include_list[includes_used++] = namestring;
+ if (includes_used >= includes_allocated)
+ {
+ char **orig = psymtab_include_list;
+
+ psymtab_include_list = (char **)
+ alloca ((includes_allocated *= 2) *
+ sizeof (char *));
+ memcpy (psymtab_include_list, orig,
+ includes_used * sizeof (char *));
+ }
+ continue;
+ }
+ case N_LSYM: /* Typedef or automatic variable. */
+ case N_STSYM: /* Data seg var -- static */
+ case N_LCSYM: /* BSS " */
+ case N_ROSYM: /* Read-only data seg var -- static. */
+ case N_NBSTS: /* Gould nobase. */
+ case N_NBLCS: /* symbols. */
+ case N_FUN:
+ case N_GSYM: /* Global (extern) variable; can be
+ data or bss (sigh FIXME). */
+
+ /* Following may probably be ignored; I'll leave them here
+ for now (until I do Pascal and Modula 2 extensions). */
+
+ case N_PC: /* I may or may not need this; I
+ suspect not. */
+ case N_M2C: /* I suspect that I can ignore this here. */
+ case N_SCOPE: /* Same. */
+
+ /* SET_NAMESTRING ();*/
+ namestring = stabstring;
+ p = (char *) strchr (namestring, ':');
+ if (!p)
+ continue; /* Not a debugging symbol. */
+
+
+
+ /* Main processing section for debugging symbols which
+ the initial read through the symbol tables needs to worry
+ about. If we reach this point, the symbol which we are
+ considering is definitely one we are interested in.
+ p must also contain the (valid) index into the namestring
+ which indicates the debugging type symbol. */
+
+ switch (p[1])
+ {
+ case 'S':
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
+#ifdef STATIC_TRANSFORM_NAME
+ namestring = STATIC_TRANSFORM_NAME (namestring);
+#endif
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_STATIC,
+ &objfile->static_psymbols,
+ 0, sh.value,
+ psymtab_language, objfile);
+ continue;
+ case 'G':
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
+ /* The addresses in these entries are reported to be
+ wrong. See the code that reads 'G's for symtabs. */
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_STATIC,
+ &objfile->global_psymbols,
+ 0, sh.value,
+ psymtab_language, objfile);
+ continue;
+
+ case 'T':
+ /* When a 'T' entry is defining an anonymous enum, it
+ may have a name which is the empty string, or a
+ single space. Since they're not really defining a
+ symbol, those shouldn't go in the partial symbol
+ table. We do pick up the elements of such enums at
+ 'check_enum:', below. */
+ if (p >= namestring + 2
+ || (p == namestring + 1
+ && namestring[0] != ' '))
+ {
+ add_psymbol_to_list (namestring, p - namestring,
+ STRUCT_DOMAIN, LOC_TYPEDEF,
+ &objfile->static_psymbols,
+ sh.value, 0,
+ psymtab_language, objfile);
+ if (p[2] == 't')
+ {
+ /* Also a typedef with the same name. */
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_TYPEDEF,
+ &objfile->static_psymbols,
+ sh.value, 0,
+ psymtab_language, objfile);
+ p += 1;
+ }
+ }
+ goto check_enum;
+ case 't':
+ if (p != namestring) /* a name is there, not just :T... */
+ {
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_TYPEDEF,
+ &objfile->static_psymbols,
+ sh.value, 0,
+ psymtab_language, objfile);
+ }
+ check_enum:
+ /* If this is an enumerated type, we need to
+ add all the enum constants to the partial symbol
+ table. This does not cover enums without names, e.g.
+ "enum {a, b} c;" in C, but fortunately those are
+ rare. There is no way for GDB to find those from the
+ enum type without spending too much time on it. Thus
+ to solve this problem, the compiler needs to put out the
+ enum in a nameless type. GCC2 does this. */
+
+ /* We are looking for something of the form
+ <name> ":" ("t" | "T") [<number> "="] "e"
+ {<constant> ":" <value> ","} ";". */
+
+ /* Skip over the colon and the 't' or 'T'. */
+ p += 2;
+ /* This type may be given a number. Also, numbers can come
+ in pairs like (0,26). Skip over it. */
+ while ((*p >= '0' && *p <= '9')
+ || *p == '(' || *p == ',' || *p == ')'
+ || *p == '=')
+ p++;
+
+ if (*p++ == 'e')
+ {
+ /* The aix4 compiler emits extra crud before the members. */
+ if (*p == '-')
+ {
+ /* Skip over the type (?). */
+ while (*p != ':')
+ p++;
+
+ /* Skip over the colon. */
+ p++;
+ }
+
+ /* We have found an enumerated type. */
+ /* According to comments in read_enum_type
+ a comma could end it instead of a semicolon.
+ I don't know where that happens.
+ Accept either. */
+ while (*p && *p != ';' && *p != ',')
+ {
+ char *q;
+
+ /* Check for and handle cretinous dbx symbol name
+ continuation! */
+ if (*p == '\\' || (*p == '?' && p[1] == '\0'))
+ p = next_symbol_text (objfile);
+
+ /* Point to the character after the name
+ of the enum constant. */
+ for (q = p; *q && *q != ':'; q++)
+ ;
+ /* Note that the value doesn't matter for
+ enum constants in psymtabs, just in symtabs. */
+ add_psymbol_to_list (p, q - p,
+ VAR_DOMAIN, LOC_CONST,
+ &objfile->static_psymbols, 0,
+ 0, psymtab_language, objfile);
+ /* Point past the name. */
+ p = q;
+ /* Skip over the value. */
+ while (*p && *p != ',')
+ p++;
+ /* Advance past the comma. */
+ if (*p)
+ p++;
+ }
+ }
+ continue;
+ case 'c':
+ /* Constant, e.g. from "const" in Pascal. */
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_CONST,
+ &objfile->static_psymbols, sh.value,
+ 0, psymtab_language, objfile);
+ continue;
+
+ case 'f':
+ if (! pst)
+ {
+ int name_len = p - namestring;
+ char *name = xmalloc (name_len + 1);
+ memcpy (name, namestring, name_len);
+ name[name_len] = '\0';
+ function_outside_compilation_unit_complaint (name);
+ xfree (name);
+ }
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_BLOCK,
+ &objfile->static_psymbols,
+ 0, sh.value,
+ psymtab_language, objfile);
+ continue;
+
+ /* Global functions were ignored here, but now they
+ are put into the global psymtab like one would expect.
+ They're also in the minimal symbol table. */
+ case 'F':
+ if (! pst)
+ {
+ int name_len = p - namestring;
+ char *name = xmalloc (name_len + 1);
+ memcpy (name, namestring, name_len);
+ name[name_len] = '\0';
+ function_outside_compilation_unit_complaint (name);
+ xfree (name);
+ }
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_BLOCK,
+ &objfile->global_psymbols,
+ 0, sh.value,
+ psymtab_language, objfile);
+ continue;
+
+ /* Two things show up here (hopefully); static symbols of
+ local scope (static used inside braces) or extensions
+ of structure symbols. We can ignore both. */
+ case 'V':
+ case '(':
+ case '0':
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ case '-':
+ case '#': /* for symbol identification (used in live ranges) */
+ continue;
+
+ case ':':
+ /* It is a C++ nested symbol. We don't need to record it
+ (I don't think); if we try to look up foo::bar::baz,
+ then symbols for the symtab containing foo should get
+ read in, I think. */
+ /* Someone says sun cc puts out symbols like
+ /foo/baz/maclib::/usr/local/bin/maclib,
+ which would get here with a symbol type of ':'. */
+ continue;
+
+ default:
+ /* Unexpected symbol descriptor. The second and subsequent stabs
+ of a continued stab can show up here. The question is
+ whether they ever can mimic a normal stab--it would be
+ nice if not, since we certainly don't want to spend the
+ time searching to the end of every string looking for
+ a backslash. */
+
+ complaint (&symfile_complaints,
+ _("unknown symbol descriptor `%c'"), p[1]);
+
+ /* Ignore it; perhaps it is an extension that we don't
+ know about. */
+ continue;
+ }
+
+ case N_EXCL:
+ continue;
+
+ case N_ENDM:
+#ifdef SOFUN_ADDRESS_MAYBE_MISSING
+ /* Solaris 2 end of module, finish current partial
+ symbol table. END_PSYMTAB will set
+ pst->texthigh to the proper value, which is
+ necessary if a module compiled without
+ debugging info follows this module. */
+ if (pst)
+ {
+ pst = (struct partial_symtab *) 0;
+ includes_used = 0;
+ dependencies_used = 0;
+ }
+#endif
+ continue;
+
+ case N_RBRAC:
+ if (sh.value > save_pst->texthigh)
+ save_pst->texthigh = sh.value;
+ continue;
+ case N_EINCL:
+ case N_DSLINE:
+ case N_BSLINE:
+ case N_SSYM: /* Claim: Structure or union element.
+ Hopefully, I can ignore this. */
+ case N_ENTRY: /* Alternate entry point; can ignore. */
+ case N_MAIN: /* Can definitely ignore this. */
+ case N_CATCH: /* These are GNU C++ extensions */
+ case N_EHDECL: /* that can safely be ignored here. */
+ case N_LENG:
+ case N_BCOMM:
+ case N_ECOMM:
+ case N_ECOML:
+ case N_FNAME:
+ case N_SLINE:
+ case N_RSYM:
+ case N_PSYM:
+ case N_LBRAC:
+ case N_NSYMS: /* Ultrix 4.0: symbol count */
+ case N_DEFD: /* GNU Modula-2 */
+ case N_ALIAS: /* SunPro F77: alias name, ignore for now. */
+
+ case N_OBJ: /* useless types from Solaris */
+ case N_OPT:
+ /* These symbols aren't interesting; don't worry about them */
+
+ continue;
+
+ default:
+ /* If we haven't found it yet, ignore it. It's probably some
+ new type we don't know about yet. */
+ complaint (&symfile_complaints, _("unknown symbol type %s"),
+ hex_string (type_code)); /*CUR_SYMBOL_TYPE*/
+ continue;
+ }
+ if (stabstring
&& stabstring != debug_info->ss + fh->issBase + sh.iss)
- free (stabstring);
+ xfree (stabstring);
}
- /* end - Handle continuation */
+ /* end - Handle continuation */
}
}
else
}
/* Non absolute static symbols go into the minimal table. */
- if (SC_IS_UNDEF(sh.sc) || sh.sc == scNil
+ if (SC_IS_UNDEF (sh.sc) || sh.sc == scNil
|| (sh.index == indexNil
&& (sh.st != stStatic || sh.sc == scAbs)))
{
/* The value of a stEnd symbol is the displacement from the
corresponding start symbol value, do not relocate it. */
if (sh.st != stEnd)
- sh.value += ANOFFSET (section_offsets, SECT_OFF_TEXT);
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
break;
case scData:
case scSData:
case scRData:
case scPData:
case scXData:
- sh.value += ANOFFSET (section_offsets, SECT_OFF_DATA);
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
break;
case scBss:
case scSBss:
- sh.value += ANOFFSET (section_offsets, SECT_OFF_BSS);
+ sh.value += ANOFFSET (objfile->section_offsets, SECT_OFF_BSS (objfile));
break;
}
case stStaticProc:
prim_record_minimal_symbol_and_info (name, sh.value,
mst_file_text, NULL,
- SECT_OFF_TEXT, NULL,
+ SECT_OFF_TEXT (objfile), NULL,
objfile);
/* FALLTHROUGH */
case stProc:
+ /* Ignore all parameter symbol records. */
+ if (sh.index >= hdr->iauxMax)
+ {
+ /* Should not happen, but does when cross-compiling
+ with the MIPS compiler. FIXME -- pull later. */
+ index_complaint (name);
+ new_sdx = cur_sdx + 1; /* Don't skip at all */
+ }
+ else
+ new_sdx = AUX_GET_ISYM (fh->fBigendian,
+ (debug_info->external_aux
+ + fh->iauxBase
+ + sh.index));
+
+ if (new_sdx <= cur_sdx)
+ {
+ /* This should not happen either... FIXME. */
+ complaint (&symfile_complaints,
+ _("bad proc end in aux found from symbol %s"),
+ name);
+ new_sdx = cur_sdx + 1; /* Don't skip backward */
+ }
+
+ /* For stProc symbol records, we need to check the
+ storage class as well, as only (stProc, scText)
+ entries represent "real" procedures - See the
+ Compaq document titled "Object File / Symbol Table
+ Format Specification" for more information. If the
+ storage class is not scText, we discard the whole
+ block of symbol records for this stProc. */
+ if (sh.st == stProc && sh.sc != scText)
+ goto skip;
+
/* Usually there is a local and a global stProc symbol
for a function. This means that the function name
has already been entered into the mimimal symbol table
symbol table. */
if (sh.st == stProc)
add_psymbol_to_list (name, strlen (name),
- VAR_NAMESPACE, LOC_BLOCK,
+ VAR_DOMAIN, LOC_BLOCK,
&objfile->global_psymbols,
- 0, sh.value, psymtab_language, objfile);
+ 0, sh.value, psymtab_language, objfile);
else
add_psymbol_to_list (name, strlen (name),
- VAR_NAMESPACE, LOC_BLOCK,
+ VAR_DOMAIN, LOC_BLOCK,
&objfile->static_psymbols,
- 0, sh.value, psymtab_language, objfile);
+ 0, sh.value, psymtab_language, objfile);
- /* Skip over procedure to next one. */
- if (sh.index >= hdr->iauxMax)
- {
- /* Should not happen, but does when cross-compiling
- with the MIPS compiler. FIXME -- pull later. */
- complain (&index_complaint, name);
- new_sdx = cur_sdx + 1; /* Don't skip at all */
- }
- else
- new_sdx = AUX_GET_ISYM (fh->fBigendian,
- (debug_info->external_aux
- + fh->iauxBase
- + sh.index));
procaddr = sh.value;
- if (new_sdx <= cur_sdx)
- {
- /* This should not happen either... FIXME. */
- complain (&aux_index_complaint, name);
- new_sdx = cur_sdx + 1; /* Don't skip backward */
- }
-
cur_sdx = new_sdx;
(*swap_sym_in) (cur_bfd,
((char *) debug_info->external_sym
continue;
case stStatic: /* Variable */
- if (SC_IS_DATA (sh.sc))
+ if (SC_IS_DATA (sh.sc))
prim_record_minimal_symbol_and_info (name, sh.value,
mst_file_data, NULL,
- SECT_OFF_DATA,
+ SECT_OFF_DATA (objfile),
NULL,
objfile);
else
prim_record_minimal_symbol_and_info (name, sh.value,
mst_file_bss, NULL,
- SECT_OFF_BSS,
+ SECT_OFF_BSS (objfile),
NULL,
objfile);
class = LOC_STATIC;
break;
- case stIndirect:/* Irix5 forward declaration */
+ case stIndirect: /* Irix5 forward declaration */
/* Skip forward declarations from Irix5 cc */
goto skip;
- case stTypedef:/* Typedef */
+ case stTypedef: /* Typedef */
/* Skip typedefs for forward declarations and opaque
structs from alpha and mips cc. */
if (sh.iss == 0 || has_opaque_xref (fh, &sh))
case stUnion:
case stStruct:
case stEnum:
- case stBlock: /* { }, str, un, enum*/
+ case stBlock: /* { }, str, un, enum */
/* Do not create a partial symbol for cc unnamed aggregates
and gcc empty aggregates. */
if ((sh.sc == scInfo
- || SC_IS_COMMON(sh.sc))
+ || SC_IS_COMMON (sh.sc))
&& sh.iss != 0
&& sh.index != cur_sdx + 2)
{
add_psymbol_to_list (name, strlen (name),
- STRUCT_NAMESPACE, LOC_TYPEDEF,
+ STRUCT_DOMAIN, LOC_TYPEDEF,
&objfile->static_psymbols,
0, (CORE_ADDR) 0,
psymtab_language, objfile);
if (new_sdx <= cur_sdx)
{
/* This happens with the Ultrix kernel. */
- complain (&block_index_complaint, name);
+ complaint (&symfile_complaints,
+ _("bad aux index at block symbol %s"), name);
new_sdx = cur_sdx + 1; /* Don't skip backward */
}
cur_sdx = new_sdx;
default:
/* Both complaints are valid: one gives symbol name,
the other the offending symbol type. */
- complain (&unknown_sym_complaint, name);
- complain (&unknown_st_complaint, sh.st);
+ complaint (&symfile_complaints, _("unknown local symbol %s"),
+ name);
+ complaint (&symfile_complaints, _("with type %d"), sh.st);
cur_sdx++;
continue;
}
/* Use this gdb symbol */
add_psymbol_to_list (name, strlen (name),
- VAR_NAMESPACE, class,
+ VAR_DOMAIN, class,
&objfile->static_psymbols,
0, sh.value, psymtab_language, objfile);
skip:
CORE_ADDR svalue;
if (ext_ptr->ifd != f_idx)
- abort ();
+ internal_error (__FILE__, __LINE__, _("failed internal consistency check"));
psh = &ext_ptr->asym;
/* Do not add undefined symbols to the partial symbol table. */
- if (SC_IS_UNDEF(psh->sc) || psh->sc == scNil)
+ if (SC_IS_UNDEF (psh->sc) || psh->sc == scNil)
continue;
svalue = psh->value;
{
case scText:
case scRConst:
- svalue += ANOFFSET (section_offsets, SECT_OFF_TEXT);
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_TEXT (objfile));
break;
case scData:
case scSData:
case scRData:
case scPData:
case scXData:
- svalue += ANOFFSET (section_offsets, SECT_OFF_DATA);
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_DATA (objfile));
break;
case scBss:
case scSBss:
- svalue += ANOFFSET (section_offsets, SECT_OFF_BSS);
+ svalue += ANOFFSET (objfile->section_offsets, SECT_OFF_BSS (objfile));
break;
}
class = LOC_LABEL;
break;
default:
- complain (&unknown_ext_complaint,
- debug_info->ssext + psh->iss);
+ unknown_ext_complaint (debug_info->ssext + psh->iss);
/* Fall through, pretend it's global. */
case stGlobal:
/* Global common symbols are resolved by the runtime loader,
ignore them. */
- if (SC_IS_COMMON(psh->sc))
+ if (SC_IS_COMMON (psh->sc))
continue;
class = LOC_STATIC;
}
name = debug_info->ssext + psh->iss;
add_psymbol_to_list (name, strlen (name),
- VAR_NAMESPACE, class,
+ VAR_DOMAIN, class,
&objfile->global_psymbols,
0, svalue,
psymtab_language, objfile);
}
/* Link pst to FDR. end_psymtab returns NULL if the psymtab was
- empty and put on the free list. */
+ empty and put on the free list. */
fdr_to_pst[f_idx].pst = end_psymtab (save_pst,
- psymtab_include_list, includes_used,
+ psymtab_include_list, includes_used,
-1, save_pst->texthigh,
- dependency_list, dependencies_used, textlow_not_set);
+ dependency_list, dependencies_used, textlow_not_set);
includes_used = 0;
dependencies_used = 0;
- if (objfile->ei.entry_point >= save_pst->textlow &&
- objfile->ei.entry_point < save_pst->texthigh)
- {
- objfile->ei.entry_file_lowpc = save_pst->textlow;
- objfile->ei.entry_file_highpc = save_pst->texthigh;
- }
-
/* The objfile has its functions reordered if this partial symbol
- table overlaps any other partial symbol table.
- We cannot assume a reordered objfile if a partial symbol table
- is contained within another partial symbol table, as partial symbol
- tables for include files with executable code are contained
- within the partial symbol table for the including source file,
- and we do not want to flag the objfile reordered for these cases.
-
- This strategy works well for Irix-5.2 shared libraries, but we
- might have to use a more elaborate (and slower) algorithm for
- other cases. */
+ table overlaps any other partial symbol table.
+ We cannot assume a reordered objfile if a partial symbol table
+ is contained within another partial symbol table, as partial symbol
+ tables for include files with executable code are contained
+ within the partial symbol table for the including source file,
+ and we do not want to flag the objfile reordered for these cases.
+
+ This strategy works well for Irix-5.2 shared libraries, but we
+ might have to use a more elaborate (and slower) algorithm for
+ other cases. */
save_pst = fdr_to_pst[f_idx].pst;
if (save_pst != NULL
&& save_pst->textlow != 0
&& !(objfile->flags & OBJF_REORDERED))
{
ALL_OBJFILE_PSYMTABS (objfile, pst)
- {
- if (save_pst != pst
- && save_pst->textlow >= pst->textlow
- && save_pst->textlow < pst->texthigh
- && save_pst->texthigh > pst->texthigh)
- {
- objfile->flags |= OBJF_REORDERED;
- break;
- }
- }
+ {
+ if (save_pst != pst
+ && save_pst->textlow >= pst->textlow
+ && save_pst->textlow < pst->texthigh
+ && save_pst->texthigh > pst->texthigh)
+ {
+ objfile->flags |= OBJF_REORDERED;
+ break;
+ }
+ }
}
}
fh = f_idx + debug_info->fdr;
pst = fdr_to_pst[f_idx].pst;
- if (pst == (struct partial_symtab *)NULL)
+ if (pst == (struct partial_symtab *) NULL)
continue;
/* This should catch stabs-in-ecoff. */
continue;
/* Skip the first file indirect entry as it is a self dependency
- for source files or a reverse .h -> .c dependency for header files. */
+ for source files or a reverse .h -> .c dependency for header files. */
pst->number_of_dependencies = 0;
pst->dependencies =
((struct partial_symtab **)
- obstack_alloc (&objfile->psymbol_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
((fh->crfd - 1)
* sizeof (struct partial_symtab *))));
for (s_idx = 1; s_idx < fh->crfd; s_idx++)
&rh);
if (rh < 0 || rh >= hdr->ifdMax)
{
- complain (&bad_file_number_complaint, rh);
+ complaint (&symfile_complaints, _("bad file number %ld"), rh);
continue;
}
continue;
/* Do not add to dependeny list if psymtab was empty. */
- if (fdr_to_pst[rh].pst == (struct partial_symtab *)NULL)
+ if (fdr_to_pst[rh].pst == (struct partial_symtab *) NULL)
continue;
pst->dependencies[pst->number_of_dependencies++] = fdr_to_pst[rh].pst;
}
all the the enum constants to the partial symbol table. */
static void
-handle_psymbol_enumerators (objfile, fh, stype, svalue)
- struct objfile *objfile;
- FDR *fh;
- int stype;
- CORE_ADDR svalue;
+handle_psymbol_enumerators (struct objfile *objfile, FDR *fh, int stype,
+ CORE_ADDR svalue)
{
const bfd_size_type external_sym_size = debug_swap->external_sym_size;
- void (* const swap_sym_in) PARAMS ((bfd *, PTR, SYMR *))
- = debug_swap->swap_sym_in;
+ void (*const swap_sym_in) (bfd *, void *, SYMR *) = debug_swap->swap_sym_in;
char *ext_sym = ((char *) debug_info->external_sym
- + ((fh->isymBase + cur_sdx + 1) * external_sym_size));
+ + ((fh->isymBase + cur_sdx + 1) * external_sym_size));
SYMR sh;
TIR tir;
case stBlock:
/* It is an enumerated type if the next symbol entry is a stMember
- and its auxiliary index is indexNil or its auxiliary entry
- is a plain btNil or btVoid.
- Alpha cc -migrate enums are recognized by a zero index and
- a zero symbol value.
- DU 4.0 cc enums are recognized by a member type of btEnum without
- qualifiers and a zero symbol value. */
+ and its auxiliary index is indexNil or its auxiliary entry
+ is a plain btNil or btVoid.
+ Alpha cc -migrate enums are recognized by a zero index and
+ a zero symbol value.
+ DU 4.0 cc enums are recognized by a member type of btEnum without
+ qualifiers and a zero symbol value. */
(*swap_sym_in) (cur_bfd, ext_sym, &sh);
if (sh.st != stMember)
return;
name = debug_info->ss + cur_fdr->issBase + sh.iss;
/* Note that the value doesn't matter for enum constants
- in psymtabs, just in symtabs. */
+ in psymtabs, just in symtabs. */
add_psymbol_to_list (name, strlen (name),
- VAR_NAMESPACE, LOC_CONST,
+ VAR_DOMAIN, LOC_CONST,
&objfile->static_psymbols, 0,
(CORE_ADDR) 0, psymtab_language, objfile);
ext_sym += external_sym_size;
}
}
+/* Get the next symbol. OBJFILE is unused. */
+
static char *
-mdebug_next_symbol_text (objfile)
- struct objfile *objfile; /* argument objfile is currently unused */
+mdebug_next_symbol_text (struct objfile *objfile)
{
SYMR sh;
The flow of control and even the memory allocation differs. FIXME. */
static void
-psymtab_to_symtab_1 (pst, filename)
- struct partial_symtab *pst;
- char *filename;
+psymtab_to_symtab_1 (struct partial_symtab *pst, char *filename)
{
bfd_size_type external_sym_size;
bfd_size_type external_pdr_size;
- void (*swap_sym_in) PARAMS ((bfd *, PTR, SYMR *));
- void (*swap_pdr_in) PARAMS ((bfd *, PTR, PDR *));
+ void (*swap_sym_in) (bfd *, void *, SYMR *);
+ void (*swap_pdr_in) (bfd *, void *, PDR *);
int i;
- struct symtab *st;
+ struct symtab *st = NULL;
FDR *fh;
struct linetable *lines;
CORE_ADDR lowest_pdr_addr = 0;
+ int last_symtab_ended = 0;
if (pst->readin)
return;
((char *) debug_info->external_sym
+ (fh->isymBase + 1) * external_sym_size),
&sh);
- if (STREQ (debug_info->ss + fh->issBase + sh.iss,
- stabs_symbol))
+ if (strcmp (debug_info->ss + fh->issBase + sh.iss,
+ stabs_symbol) == 0)
{
/* We indicate that this is a GCC compilation so that certain
features will be enabled in stabsread/dbxread. */
int type_code = ECOFF_UNMARK_STAB (sh.index);
/* We should never get non N_STAB symbols here, but they
- should be harmless, so keep process_one_symbol from
- complaining about them. */
+ should be harmless, so keep process_one_symbol from
+ complaining about them. */
if (type_code & N_STAB)
{
- process_one_symbol (type_code, 0, valu, name,
- pst->section_offsets, pst->objfile);
+ /* If we found a trailing N_SO with no name, process
+ it here instead of in process_one_symbol, so we
+ can keep a handle to its symtab. The symtab
+ would otherwise be ended twice, once in
+ process_one_symbol, and once after this loop. */
+ if (type_code == N_SO
+ && last_source_file
+ && previous_stab_code != (unsigned char) N_SO
+ && *name == '\000')
+ {
+ valu += ANOFFSET (pst->section_offsets,
+ SECT_OFF_TEXT (pst->objfile));
+ previous_stab_code = N_SO;
+ st = end_symtab (valu, pst->objfile,
+ SECT_OFF_TEXT (pst->objfile));
+ end_stabs ();
+ last_symtab_ended = 1;
+ }
+ else
+ {
+ last_symtab_ended = 0;
+ process_one_symbol (type_code, 0, valu, name,
+ pst->section_offsets, pst->objfile);
+ }
}
/* Similarly a hack. */
else if (name[0] == '#')
{
/* Make up special symbol to contain
procedure specific info */
- struct mips_extra_func_info *e =
- ((struct mips_extra_func_info *)
- obstack_alloc (¤t_objfile->symbol_obstack,
- sizeof (struct mips_extra_func_info)));
- struct symbol *s = new_symbol (MIPS_EFI_SYMBOL_NAME);
-
- memset ((PTR) e, 0, sizeof (struct mips_extra_func_info));
- SYMBOL_NAMESPACE (s) = LABEL_NAMESPACE;
+ struct mdebug_extra_func_info *e =
+ ((struct mdebug_extra_func_info *)
+ obstack_alloc (¤t_objfile->objfile_obstack,
+ sizeof (struct mdebug_extra_func_info)));
+ struct symbol *s = new_symbol (MDEBUG_EFI_SYMBOL_NAME);
+
+ memset (e, 0, sizeof (struct mdebug_extra_func_info));
+ SYMBOL_DOMAIN (s) = LABEL_DOMAIN;
SYMBOL_CLASS (s) = LOC_CONST;
SYMBOL_TYPE (s) = mdebug_type_void;
SYMBOL_VALUE (s) = (long) e;
else
{
/* Handle encoded stab line number. */
- valu += ANOFFSET (pst->section_offsets, SECT_OFF_TEXT);
+ valu += ANOFFSET (pst->section_offsets, SECT_OFF_TEXT (pst->objfile));
record_line (current_subfile, sh.index, valu);
}
}
/* These are generated by gcc-2.x, do not complain */
;
else
- complain (&stab_unknown_complaint, name);
+ complaint (&symfile_complaints, _("unknown stabs symbol %s"), name);
}
- st = end_symtab (pst->texthigh, pst->objfile, SECT_OFF_TEXT);
- end_stabs ();
- /* Sort the symbol table now, we are done adding symbols to it.
- We must do this before parse_procedure calls lookup_symbol. */
- sort_symtab_syms (st);
+ if (! last_symtab_ended)
+ {
+ st = end_symtab (pst->texthigh, pst->objfile, SECT_OFF_TEXT (pst->objfile));
+ end_stabs ();
+ }
/* There used to be a call to sort_blocks here, but this should not
- be necessary for stabs symtabs. And as sort_blocks modifies the
- start address of the GLOBAL_BLOCK to the FIRST_LOCAL_BLOCK,
- it did the wrong thing if the first procedure in a file was
- generated via asm statements. */
+ be necessary for stabs symtabs. And as sort_blocks modifies the
+ start address of the GLOBAL_BLOCK to the FIRST_LOCAL_BLOCK,
+ it did the wrong thing if the first procedure in a file was
+ generated via asm statements. */
/* Fill in procedure info next. */
if (fh->cpd > 0)
PDR *pdr_in_end;
pr_block = (PDR *) xmalloc (fh->cpd * sizeof (PDR));
- old_chain = make_cleanup (free, pr_block);
+ old_chain = make_cleanup (xfree, pr_block);
pdr_ptr = ((char *) debug_info->external_pdr
+ fh->ipdFirst * external_pdr_size);
(*swap_pdr_in) (cur_bfd, pdr_ptr, pdr_in);
/* Determine lowest PDR address, the PDRs are not always
- sorted. */
+ sorted. */
if (pdr_in == pr_block)
lowest_pdr_addr = pdr_in->adr;
else if (pdr_in->adr < lowest_pdr_addr)
int maxlines;
EXTR *ext_ptr;
- /* How many symbols will we need */
- /* FIXME, this does not count enum values. */
- f_max = pst->n_global_syms + pst->n_static_syms;
if (fh == 0)
{
maxlines = 0;
- st = new_symtab ("unknown", f_max, 0, pst->objfile);
+ st = new_symtab ("unknown", 0, pst->objfile);
}
else
{
- f_max += fh->csym + fh->cpd;
maxlines = 2 * fh->cline;
- st = new_symtab (pst->filename, 2 * f_max, maxlines, pst->objfile);
+ st = new_symtab (pst->filename, maxlines, pst->objfile);
/* The proper language was already determined when building
the psymtab, use it. */
BLOCK_START (top_stack->cur_block) = pst->textlow;
BLOCK_END (top_stack->cur_block) = 0;
top_stack->blocktype = stFile;
- top_stack->maxsyms = 2 * f_max;
top_stack->cur_type = 0;
top_stack->procadr = 0;
top_stack->numargs = 0;
(*swap_sym_in) (cur_bfd, sym_ptr, &sh);
c = parse_symbol (&sh,
debug_info->external_aux + fh->iauxBase,
- sym_ptr, fh->fBigendian, pst->section_offsets);
+ sym_ptr, fh->fBigendian, pst->section_offsets, pst->objfile);
sym_ptr += c * external_sym_size;
}
pr_block = (PDR *) xmalloc (fh->cpd * sizeof (PDR));
- old_chain = make_cleanup (free, pr_block);
+ old_chain = make_cleanup (xfree, pr_block);
pdr_ptr = ((char *) debug_info->external_pdr
+ fh->ipdFirst * external_pdr_size);
LINETABLE (st) = lines;
/* .. and our share of externals.
- XXX use the global list to speed up things here. how?
- FIXME, Maybe quit once we have found the right number of ext's? */
+ XXX use the global list to speed up things here. how?
+ FIXME, Maybe quit once we have found the right number of ext's? */
top_stack->cur_st = st;
top_stack->cur_block = BLOCKVECTOR_BLOCK (BLOCKVECTOR (top_stack->cur_st),
GLOBAL_BLOCK);
top_stack->blocktype = stFile;
- top_stack->maxsyms
- = (debug_info->symbolic_header.isymMax
- + debug_info->symbolic_header.ipdMax
- + debug_info->symbolic_header.iextMax);
ext_ptr = PST_PRIVATE (pst)->extern_tab;
for (i = PST_PRIVATE (pst)->extern_count; --i >= 0; ext_ptr++)
- parse_external (ext_ptr, fh->fBigendian, pst->section_offsets);
+ parse_external (ext_ptr, fh->fBigendian, pst->section_offsets, pst->objfile);
/* If there are undefined symbols, tell the user.
- The alpha has an undefined symbol for every symbol that is
- from a shared library, so tell the user only if verbose is on. */
+ The alpha has an undefined symbol for every symbol that is
+ from a shared library, so tell the user only if verbose is on. */
if (info_verbose && n_undef_symbols)
{
- printf_filtered ("File %s contains %d unresolved references:",
+ printf_filtered (_("File %s contains %d unresolved references:"),
st->filename, n_undef_symbols);
printf_filtered ("\n\t%4d variables\n\t%4d procedures\n\t%4d labels\n",
n_undef_vars, n_undef_procs, n_undef_labels);
st->primary = 1;
- /* Sort the symbol table now, we are done adding symbols to it.*/
- sort_symtab_syms (st);
-
sort_blocks (st);
}
to an opaque aggregate type, else 0. */
static int
-has_opaque_xref (fh, sh)
- FDR *fh;
- SYMR *sh;
+has_opaque_xref (FDR *fh, SYMR *sh)
{
TIR tir;
union aux_ext *ax;
Return value says how many aux symbols we ate. */
static int
-cross_ref (fd, ax, tpp, type_code, pname, bigend, sym_name)
- int fd;
- union aux_ext *ax;
- struct type **tpp;
- enum type_code type_code; /* Use to alloc new type if none is found. */
- char **pname;
- int bigend;
- char *sym_name;
+cross_ref (int fd, union aux_ext *ax, struct type **tpp, enum type_code type_code, /* Use to alloc new type if none is found. */
+ char **pname, int bigend, char *sym_name)
{
RNDXR rn[1];
unsigned int rf;
int xref_fd;
struct mdebug_pending *pend;
- *tpp = (struct type *)NULL;
+ *tpp = (struct type *) NULL;
(*debug_swap->swap_rndx_in) (bigend, &ax->a_rndx, rn);
if (rf == -1)
{
*pname = "<undefined>";
- *tpp = init_type (type_code, 0, 0, (char *) NULL, current_objfile);
- TYPE_FLAGS (*tpp) |= TYPE_FLAG_STUB;
+ *tpp = init_type (type_code, 0, TYPE_FLAG_STUB, (char *) NULL, current_objfile);
return result;
}
{
/* File indirect entry is corrupt. */
*pname = "<illegal>";
- complain (&bad_rfd_entry_complaint,
- sym_name, xref_fd, rn->index);
+ bad_rfd_entry_complaint (sym_name, xref_fd, rn->index);
return result;
}
|| (sh.st != stBlock && sh.st != stTypedef && sh.st != stIndirect
&& sh.st != stStruct && sh.st != stUnion
&& sh.st != stEnum))
- && (sh.st != stBlock || !SC_IS_COMMON(sh.sc)))
+ && (sh.st != stBlock || !SC_IS_COMMON (sh.sc)))
{
/* File indirect entry is corrupt. */
*pname = "<illegal>";
- complain (&bad_rfd_entry_complaint,
- sym_name, xref_fd, rn->index);
+ bad_rfd_entry_complaint (sym_name, xref_fd, rn->index);
return result;
}
/* alpha cc puts out a stTypedef with a sh.iss of zero for
two cases:
a) forward declarations of structs/unions/enums which are not
- defined in this compilation unit.
- For these the type will be void. This is a bad design decision
- as cross referencing across compilation units is impossible
- due to the missing name.
+ defined in this compilation unit.
+ For these the type will be void. This is a bad design decision
+ as cross referencing across compilation units is impossible
+ due to the missing name.
b) forward declarations of structs/unions/enums/typedefs which
- are defined later in this file or in another file in the same
- compilation unit. Irix5 cc uses a stIndirect symbol for this.
- Simply cross reference those again to get the true type.
+ are defined later in this file or in another file in the same
+ compilation unit. Irix5 cc uses a stIndirect symbol for this.
+ Simply cross reference those again to get the true type.
The forward references are not entered in the pending list and
in the symbol table. */
+ fh->iauxBase + sh.index)->a_ti,
&tir);
if (tir.tq0 != tqNil)
- complain (&illegal_forward_tq0_complaint, sym_name);
+ complaint (&symfile_complaints,
+ _("illegal tq0 in forward typedef for %s"), sym_name);
switch (tir.bt)
{
case btVoid:
*tpp = init_type (type_code, 0, 0, (char *) NULL,
current_objfile);
- *pname = "<undefined>";
+ *pname = "<undefined>";
break;
case btStruct:
case btTypedef:
/* Follow a forward typedef. This might recursively
- call cross_ref till we get a non typedef'ed type.
- FIXME: This is not correct behaviour, but gdb currently
- cannot handle typedefs without type copying. Type
- copying is impossible as we might have mutual forward
- references between two files and the copied type would not
- get filled in when we later parse its definition. */
+ call cross_ref till we get a non typedef'ed type.
+ FIXME: This is not correct behaviour, but gdb currently
+ cannot handle typedefs without type copying. Type
+ copying is impossible as we might have mutual forward
+ references between two files and the copied type would not
+ get filled in when we later parse its definition. */
*tpp = parse_type (xref_fd,
debug_info->external_aux + fh->iauxBase,
sh.index,
- (int *)NULL,
+ (int *) NULL,
fh->fBigendian,
debug_info->ss + fh->issBase + sh.iss);
add_pending (fh, esh, *tpp);
break;
default:
- complain (&illegal_forward_bt_complaint, tir.bt, sym_name);
+ complaint (&symfile_complaints,
+ _("illegal bt %d in forward typedef for %s"), tir.bt,
+ sym_name);
*tpp = init_type (type_code, 0, 0, (char *) NULL,
current_objfile);
break;
*tpp = parse_type (xref_fd,
debug_info->external_aux + fh->iauxBase,
sh.index,
- (int *)NULL,
+ (int *) NULL,
fh->fBigendian,
debug_info->ss + fh->issBase + sh.iss);
}
keeping the symtab sorted */
static struct symbol *
-mylookup_symbol (name, block, namespace, class)
- char *name;
- register struct block *block;
- namespace_enum namespace;
- enum address_class class;
+mylookup_symbol (char *name, struct block *block,
+ domain_enum domain, enum address_class class)
{
- register int bot, top, inc;
- register struct symbol *sym;
+ struct dict_iterator iter;
+ int inc;
+ struct symbol *sym;
- bot = 0;
- top = BLOCK_NSYMS (block);
inc = name[0];
- while (bot < top)
+ ALL_BLOCK_SYMBOLS (block, iter, sym)
{
- sym = BLOCK_SYM (block, bot);
- if (SYMBOL_NAME (sym)[0] == inc
- && SYMBOL_NAMESPACE (sym) == namespace
+ if (DEPRECATED_SYMBOL_NAME (sym)[0] == inc
+ && SYMBOL_DOMAIN (sym) == domain
&& SYMBOL_CLASS (sym) == class
- && strcmp (SYMBOL_NAME (sym), name) == 0)
+ && strcmp (DEPRECATED_SYMBOL_NAME (sym), name) == 0)
return sym;
- bot++;
}
+
block = BLOCK_SUPERBLOCK (block);
if (block)
- return mylookup_symbol (name, block, namespace, class);
+ return mylookup_symbol (name, block, domain, class);
return 0;
}
-/* Add a new symbol S to a block B.
- Infrequently, we will need to reallocate the block to make it bigger.
- We only detect this case when adding to top_stack->cur_block, since
- that's the only time we know how big the block is. FIXME. */
+/* Add a new symbol S to a block B. */
static void
-add_symbol (s, b)
- struct symbol *s;
- struct block *b;
+add_symbol (struct symbol *s, struct block *b)
{
- int nsyms = BLOCK_NSYMS (b)++;
- struct block *origb;
- struct parse_stack *stackp;
-
- if (b == top_stack->cur_block &&
- nsyms >= top_stack->maxsyms)
- {
- complain (&block_overflow_complaint, SYMBOL_NAME (s));
- /* In this case shrink_block is actually grow_block, since
- BLOCK_NSYMS(b) is larger than its current size. */
- origb = b;
- b = shrink_block (top_stack->cur_block, top_stack->cur_st);
-
- /* Now run through the stack replacing pointers to the
- original block. shrink_block has already done this
- for the blockvector and BLOCK_FUNCTION. */
- for (stackp = top_stack; stackp; stackp = stackp->next)
- {
- if (stackp->cur_block == origb)
- {
- stackp->cur_block = b;
- stackp->maxsyms = BLOCK_NSYMS (b);
- }
- }
- }
- BLOCK_SYM (b, nsyms) = s;
+ dict_add_symbol (BLOCK_DICT (b), s);
}
/* Add a new block B to a symtab S */
static void
-add_block (b, s)
- struct block *b;
- struct symtab *s;
+add_block (struct block *b, struct symtab *s)
{
struct blockvector *bv = BLOCKVECTOR (s);
- bv = (struct blockvector *) xrealloc ((PTR) bv,
+ bv = (struct blockvector *) xrealloc ((void *) bv,
(sizeof (struct blockvector)
+ BLOCKVECTOR_NBLOCKS (bv)
* sizeof (bv->block)));
This is another reason why -ggdb debugging format is preferable. */
static int
-add_line (lt, lineno, adr, last)
- struct linetable *lt;
- int lineno;
- CORE_ADDR adr;
- int last;
+add_line (struct linetable *lt, int lineno, CORE_ADDR adr, int last)
{
/* DEC c89 sometimes produces zero linenos which confuse gdb.
Change them to something sensible. */
/* Blocks with a smaller low bound should come first */
static int
-compare_blocks (arg1, arg2)
- const PTR arg1;
- const PTR arg2;
+compare_blocks (const void *arg1, const void *arg2)
{
- register int addr_diff;
+ LONGEST addr_diff;
struct block **b1 = (struct block **) arg1;
struct block **b2 = (struct block **) arg2;
as required by some MI search routines */
static void
-sort_blocks (s)
- struct symtab *s;
+sort_blocks (struct symtab *s)
{
struct blockvector *bv = BLOCKVECTOR (s);
compare_blocks);
{
- register CORE_ADDR high = 0;
- register int i, j = BLOCKVECTOR_NBLOCKS (bv);
+ CORE_ADDR high = 0;
+ int i, j = BLOCKVECTOR_NBLOCKS (bv);
for (i = FIRST_LOCAL_BLOCK; i < j; i++)
if (high < BLOCK_END (BLOCKVECTOR_BLOCK (bv, i)))
/* Constructor/restructor/destructor procedures */
-/* Allocate a new symtab for NAME. Needs an estimate of how many symbols
- MAXSYMS and linenumbers MAXLINES we'll put in it */
+/* Allocate a new symtab for NAME. Needs an estimate of how many
+ linenumbers MAXLINES we'll put in it */
static struct symtab *
-new_symtab (name, maxsyms, maxlines, objfile)
- char *name;
- int maxsyms;
- int maxlines;
- struct objfile *objfile;
+new_symtab (char *name, int maxlines, struct objfile *objfile)
{
struct symtab *s = allocate_symtab (name, objfile);
/* All symtabs must have at least two blocks */
BLOCKVECTOR (s) = new_bvect (2);
- BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), GLOBAL_BLOCK) = new_block (maxsyms);
- BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), STATIC_BLOCK) = new_block (maxsyms);
+ BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), GLOBAL_BLOCK)
+ = new_block (NON_FUNCTION_BLOCK);
+ BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), STATIC_BLOCK)
+ = new_block (NON_FUNCTION_BLOCK);
BLOCK_SUPERBLOCK (BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), STATIC_BLOCK)) =
BLOCKVECTOR_BLOCK (BLOCKVECTOR (s), GLOBAL_BLOCK);
s->free_code = free_linetable;
s->debugformat = obsavestring ("ECOFF", 5,
- &objfile -> symbol_obstack);
+ &objfile->objfile_obstack);
return (s);
}
/* Allocate a new partial_symtab NAME */
static struct partial_symtab *
-new_psymtab (name, objfile, section_offsets)
- char *name;
- struct objfile *objfile;
- struct section_offsets *section_offsets;
+new_psymtab (char *name, struct objfile *objfile)
{
struct partial_symtab *psymtab;
psymtab = allocate_psymtab (name, objfile);
- psymtab->section_offsets = section_offsets;
+ psymtab->section_offsets = objfile->section_offsets;
/* Keep a backpointer to the file's symbols */
psymtab->read_symtab_private = ((char *)
- obstack_alloc (&objfile->psymbol_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
sizeof (struct symloc)));
- memset ((PTR) psymtab->read_symtab_private, 0, sizeof (struct symloc));
+ memset (psymtab->read_symtab_private, 0, sizeof (struct symloc));
CUR_BFD (psymtab) = cur_bfd;
DEBUG_SWAP (psymtab) = debug_swap;
DEBUG_INFO (psymtab) = debug_info;
proper size to allocate. */
static struct linetable *
-new_linetable (size)
- int size;
+new_linetable (int size)
{
struct linetable *l;
calculating the proper size to allocate. */
static struct linetable *
-shrink_linetable (lt)
- struct linetable *lt;
+shrink_linetable (struct linetable *lt)
{
- return (struct linetable *) xrealloc ((PTR) lt,
+ return (struct linetable *) xrealloc ((void *) lt,
(sizeof (struct linetable)
+ ((lt->nitems - 1)
* sizeof (lt->item))));
/* Allocate and zero a new blockvector of NBLOCKS blocks. */
static struct blockvector *
-new_bvect (nblocks)
- int nblocks;
+new_bvect (int nblocks)
{
struct blockvector *bv;
int size;
return bv;
}
-/* Allocate and zero a new block of MAXSYMS symbols */
+/* Allocate and zero a new block, and set its BLOCK_DICT. If function
+ is non-zero, assume the block is associated to a function, and make
+ sure that the symbols are stored linearly; otherwise, store them
+ hashed. */
static struct block *
-new_block (maxsyms)
- int maxsyms;
+new_block (enum block_type type)
{
- int size = sizeof (struct block) + (maxsyms - 1) * sizeof (struct symbol *);
-
- return (struct block *) xzalloc (size);
-}
-
-/* Ooops, too big. Shrink block B in symtab S to its minimal size.
- Shrink_block can also be used by add_symbol to grow a block. */
+ /* FIXME: carlton/2003-09-11: This should use allocate_block to
+ allocate the block. Which, in turn, suggests that the block
+ should be allocated on an obstack. */
+ struct block *retval = xzalloc (sizeof (struct block));
-static struct block *
-shrink_block (b, s)
- struct block *b;
- struct symtab *s;
-{
- struct block *new;
- struct blockvector *bv = BLOCKVECTOR (s);
- int i;
+ if (type == FUNCTION_BLOCK)
+ BLOCK_DICT (retval) = dict_create_linear_expandable ();
+ else
+ BLOCK_DICT (retval) = dict_create_hashed_expandable ();
- /* Just reallocate it and fix references to the old one */
-
- new = (struct block *) xrealloc ((PTR) b,
- (sizeof (struct block)
- + ((BLOCK_NSYMS (b) - 1)
- * sizeof (struct symbol *))));
-
- /* Should chase pointers to old one. Fortunately, that`s just
- the block`s function and inferior blocks */
- if (BLOCK_FUNCTION (new) && SYMBOL_BLOCK_VALUE (BLOCK_FUNCTION (new)) == b)
- SYMBOL_BLOCK_VALUE (BLOCK_FUNCTION (new)) = new;
- for (i = 0; i < BLOCKVECTOR_NBLOCKS (bv); i++)
- if (BLOCKVECTOR_BLOCK (bv, i) == b)
- BLOCKVECTOR_BLOCK (bv, i) = new;
- else if (BLOCK_SUPERBLOCK (BLOCKVECTOR_BLOCK (bv, i)) == b)
- BLOCK_SUPERBLOCK (BLOCKVECTOR_BLOCK (bv, i)) = new;
- return new;
+ return retval;
}
/* Create a new symbol with printname NAME */
static struct symbol *
-new_symbol (name)
- char *name;
+new_symbol (char *name)
{
struct symbol *s = ((struct symbol *)
- obstack_alloc (¤t_objfile->symbol_obstack,
+ obstack_alloc (¤t_objfile->objfile_obstack,
sizeof (struct symbol)));
- memset ((PTR) s, 0, sizeof (*s));
- SYMBOL_NAME (s) = obsavestring (name, strlen (name),
- ¤t_objfile->symbol_obstack);
+ memset (s, 0, sizeof (*s));
SYMBOL_LANGUAGE (s) = psymtab_language;
- SYMBOL_INIT_DEMANGLED_NAME (s, ¤t_objfile->symbol_obstack);
+ SYMBOL_SET_NAMES (s, name, strlen (name), current_objfile);
return s;
}
/* Create a new type with printname NAME */
static struct type *
-new_type (name)
- char *name;
+new_type (char *name)
{
struct type *t;
it as normal. */
void
-elfmdebug_build_psymtabs (objfile, swap, sec, section_offsets)
- struct objfile *objfile;
- const struct ecoff_debug_swap *swap;
- asection *sec;
- struct section_offsets *section_offsets;
+elfmdebug_build_psymtabs (struct objfile *objfile,
+ const struct ecoff_debug_swap *swap, asection *sec)
{
bfd *abfd = objfile->obfd;
struct ecoff_debug_info *info;
+ struct cleanup *back_to;
+
+ /* FIXME: It's not clear whether we should be getting minimal symbol
+ information from .mdebug in an ELF file, or whether we will.
+ Re-initialize the minimal symbol reader in case we do. */
+
+ init_minimal_symbol_collection ();
+ back_to = make_cleanup_discard_minimal_symbols ();
info = ((struct ecoff_debug_info *)
- obstack_alloc (&objfile->psymbol_obstack,
+ obstack_alloc (&objfile->objfile_obstack,
sizeof (struct ecoff_debug_info)));
if (!(*swap->read_debug_info) (abfd, sec, info))
- error ("Error reading ECOFF debugging information: %s",
+ error (_("Error reading ECOFF debugging information: %s"),
bfd_errmsg (bfd_get_error ()));
- mdebug_build_psymtabs (objfile, swap, info, section_offsets);
-}
-\f
-
-/* Things used for calling functions in the inferior.
- These functions are exported to our companion
- mips-tdep.c file and are here because they play
- with the symbol-table explicitly. */
-
-/* Sigtramp: make sure we have all the necessary information
- about the signal trampoline code. Since the official code
- from MIPS does not do so, we make up that information ourselves.
- If they fix the library (unlikely) this code will neutralize itself. */
-
-/* FIXME: This function is called only by mips-tdep.c. It needs to be
- here because it calls functions defined in this file, but perhaps
- this could be handled in a better way. Only compile it in when
- tm-mips.h is included. */
-
-#ifdef TM_MIPS_H
-
-void
-fixup_sigtramp ()
-{
- struct symbol *s;
- struct symtab *st;
- struct block *b, *b0 = NULL;
-
- sigtramp_address = -1;
+ mdebug_build_psymtabs (objfile, swap, info);
- /* We have to handle the following cases here:
- a) The Mips library has a sigtramp label within sigvec.
- b) Irix has a _sigtramp which we want to use, but it also has sigvec. */
- s = lookup_symbol ("sigvec", 0, VAR_NAMESPACE, 0, NULL);
- if (s != 0)
- {
- b0 = SYMBOL_BLOCK_VALUE (s);
- s = lookup_symbol ("sigtramp", b0, VAR_NAMESPACE, 0, NULL);
- }
- if (s == 0)
- {
- /* No sigvec or no sigtramp inside sigvec, try _sigtramp. */
- s = lookup_symbol ("_sigtramp", 0, VAR_NAMESPACE, 0, NULL);
- }
-
- /* But maybe this program uses its own version of sigvec */
- if (s == 0)
- return;
-
- /* Did we or MIPSco fix the library ? */
- if (SYMBOL_CLASS (s) == LOC_BLOCK)
- {
- sigtramp_address = BLOCK_START (SYMBOL_BLOCK_VALUE (s));
- sigtramp_end = BLOCK_END (SYMBOL_BLOCK_VALUE (s));
- return;
- }
-
- sigtramp_address = SYMBOL_VALUE (s);
- sigtramp_end = sigtramp_address + 0x88; /* black magic */
-
- /* But what symtab does it live in ? */
- st = find_pc_symtab (SYMBOL_VALUE (s));
-
- /*
- * Ok, there goes the fix: turn it into a procedure, with all the
- * needed info. Note we make it a nested procedure of sigvec,
- * which is the way the (assembly) code is actually written.
- */
- SYMBOL_NAMESPACE (s) = VAR_NAMESPACE;
- SYMBOL_CLASS (s) = LOC_BLOCK;
- SYMBOL_TYPE (s) = init_type (TYPE_CODE_FUNC, 4, 0, (char *) NULL,
- st->objfile);
- TYPE_TARGET_TYPE (SYMBOL_TYPE (s)) = mdebug_type_void;
-
- /* Need a block to allocate MIPS_EFI_SYMBOL_NAME in */
- b = new_block (1);
- SYMBOL_BLOCK_VALUE (s) = b;
- BLOCK_START (b) = sigtramp_address;
- BLOCK_END (b) = sigtramp_end;
- BLOCK_FUNCTION (b) = s;
- BLOCK_SUPERBLOCK (b) = BLOCK_SUPERBLOCK (b0);
- add_block (b, st);
- sort_blocks (st);
-
- /* Make a MIPS_EFI_SYMBOL_NAME entry for it */
- {
- struct mips_extra_func_info *e =
- ((struct mips_extra_func_info *)
- xzalloc (sizeof (struct mips_extra_func_info)));
-
- e->numargs = 0; /* the kernel thinks otherwise */
- e->pdr.frameoffset = 32;
- e->pdr.framereg = SP_REGNUM;
- /* Note that setting pcreg is no longer strictly necessary as
- mips_frame_saved_pc is now aware of signal handler frames. */
- e->pdr.pcreg = PC_REGNUM;
- e->pdr.regmask = -2;
- /* Offset to saved r31, in the sigtramp case the saved registers
- are above the frame in the sigcontext.
- We have 4 alignment bytes, 12 bytes for onstack, mask and pc,
- 32 * 4 bytes for the general registers, 12 bytes for mdhi, mdlo, ownedfp
- and 32 * 4 bytes for the floating point registers. */
- e->pdr.regoffset = 4 + 12 + 31 * 4;
- e->pdr.fregmask = -1;
- /* Offset to saved f30 (first saved *double* register). */
- e->pdr.fregoffset = 4 + 12 + 32 * 4 + 12 + 30 * 4;
- e->pdr.isym = (long) s;
- e->pdr.adr = sigtramp_address;
-
- current_objfile = st->objfile; /* Keep new_symbol happy */
- s = new_symbol (MIPS_EFI_SYMBOL_NAME);
- SYMBOL_VALUE (s) = (long) e;
- SYMBOL_NAMESPACE (s) = LABEL_NAMESPACE;
- SYMBOL_CLASS (s) = LOC_CONST;
- SYMBOL_TYPE (s) = mdebug_type_void;
- current_objfile = NULL;
- }
-
- BLOCK_SYM (b, BLOCK_NSYMS (b)++) = s;
+ install_minimal_symbols (objfile);
+ do_cleanups (back_to);
}
-#endif /* TM_MIPS_H */
-
void
-_initialize_mdebugread ()
+_initialize_mdebugread (void)
{
mdebug_type_void =
init_type (TYPE_CODE_VOID, 1,
init_type (TYPE_CODE_INT, 8,
0,
"long long", (struct objfile *) NULL);
- mdebug_type_unsigned_long_long_64 =
+ mdebug_type_unsigned_long_long_64 =
init_type (TYPE_CODE_INT, 8,
TYPE_FLAG_UNSIGNED,
"unsigned long long", (struct objfile *) NULL);
"adr_64", (struct objfile *) NULL);
TYPE_TARGET_TYPE (mdebug_type_adr_64) = mdebug_type_void;
mdebug_type_float =
- init_type (TYPE_CODE_FLT, TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
- 0,
- "float", (struct objfile *) NULL);
+ init_type (TYPE_CODE_FLT,
+ gdbarch_float_bit (current_gdbarch) / TARGET_CHAR_BIT,
+ 0, "float", (struct objfile *) NULL);
mdebug_type_double =
- init_type (TYPE_CODE_FLT, TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
- 0,
- "double", (struct objfile *) NULL);
+ init_type (TYPE_CODE_FLT,
+ gdbarch_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
+ 0, "double", (struct objfile *) NULL);
mdebug_type_complex =
- init_type (TYPE_CODE_COMPLEX, 2 * TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
- 0,
- "complex", (struct objfile *) NULL);
+ init_type (TYPE_CODE_COMPLEX,
+ 2 * gdbarch_float_bit (current_gdbarch) / TARGET_CHAR_BIT,
+ 0, "complex", (struct objfile *) NULL);
TYPE_TARGET_TYPE (mdebug_type_complex) = mdebug_type_float;
mdebug_type_double_complex =
- init_type (TYPE_CODE_COMPLEX, 2 * TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
- 0,
- "double complex", (struct objfile *) NULL);
+ init_type (TYPE_CODE_COMPLEX,
+ 2 * gdbarch_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
+ 0, "double complex", (struct objfile *) NULL);
TYPE_TARGET_TYPE (mdebug_type_double_complex) = mdebug_type_double;
/* Is a "string" the way btString means it the same as TYPE_CODE_STRING?
TYPE_CODE_ERROR print things in hex if it knows the size? */
mdebug_type_fixed_dec =
init_type (TYPE_CODE_INT,
- TARGET_INT_BIT / TARGET_CHAR_BIT,
+ gdbarch_int_bit (current_gdbarch) / TARGET_CHAR_BIT,
0, "fixed decimal",
(struct objfile *) NULL);
mdebug_type_float_dec =
init_type (TYPE_CODE_ERROR,
- TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
+ gdbarch_double_bit (current_gdbarch) / TARGET_CHAR_BIT,
0, "floating decimal",
(struct objfile *) NULL);
-
- nodebug_func_symbol_type = init_type (TYPE_CODE_FUNC, 1, 0,
- "<function, no debug info>", NULL);
- TYPE_TARGET_TYPE (nodebug_func_symbol_type) = mdebug_type_int;
- nodebug_var_symbol_type =
- init_type (TYPE_CODE_INT, TARGET_INT_BIT / HOST_CHAR_BIT, 0,
- "<variable, no debug info>", NULL);
}
projects / thirdparty / binutils-gdb.git / blobdiff