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* rs6000-tdep.c (find_toc_address): Revise comment. 

* symfile.c, symfile.h (init_psymbol_list): New function;
	consolidate duplicated copies from os9kread.c, dbxread.c
	and dwarfread.c.
	* defs.h: Declare info_verbose.
	* xcoffread.c: Extensive changes to support psymtabs.
gdb-4_18-branch
Jim Kingdon 32 years ago
parent
b297038d0b
commit
a367db8959
6 changed files with 1215 additions and 667 deletions
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  1. 9
      gdb/ChangeLog
  2. 41
      gdb/dbxread.c
  3. 51
      gdb/dwarfread.c
  4. 29
      gdb/os9kread.c
  5. 8
      gdb/rs6000-tdep.c
  6. 1744
      gdb/xcoffread.c

9
gdb/ChangeLog
View File

@ -1,3 +1,12 @@
Sat May 13 13:34:18 1995 Jim Kingdon <kingdon@deneb.cygnus.com>
* rs6000-tdep.c (find_toc_address): Revise comment.
* symfile.c, symfile.h (init_psymbol_list): New function;
consolidate duplicated copies from os9kread.c, dbxread.c
and dwarfread.c.
* defs.h: Declare info_verbose.
* xcoffread.c: Extensive changes to support psymtabs.
Fri May 12 13:48:41 1995 Stu Grossman (grossman@andros.cygnus.com)
* cpu32bug-rom.c remote-est.c rom68k-rom.c: Update line_term element.

41
gdb/dbxread.c
View File

@ -246,9 +246,6 @@ add_bincl_to_list PARAMS ((struct partial_symtab *, char *, int));
static void
init_bincl_list PARAMS ((int, struct objfile *));
static void
init_psymbol_list PARAMS ((struct objfile *));
static char *
dbx_next_symbol_text PARAMS ((void));
@ -558,8 +555,10 @@ dbx_symfile_read (objfile, section_offsets, mainline)
perror_with_name (objfile->name);
/* If we are reinitializing, or if we have never loaded syms yet, init */
if (mainline || objfile->global_psymbols.size == 0 || objfile->static_psymbols.size == 0)
init_psymbol_list (objfile);
if (mainline
|| objfile->global_psymbols.size == 0
|| objfile->static_psymbols.size == 0)
init_psymbol_list (objfile, DBX_SYMCOUNT (objfile));
symbol_size = DBX_SYMBOL_SIZE (objfile);
symbol_table_offset = DBX_SYMTAB_OFFSET (objfile);
@ -749,9 +748,11 @@ static char *last_function_name;
/* The address in memory of the string table of the object file we are
reading (which might not be the "main" object file, but might be a
shared library or some other dynamically loaded thing). This is set
by read_dbx_symtab when building psymtabs, and by read_ofile_symtab
when building symtabs, and is used only by next_symbol_text. */
shared library or some other dynamically loaded thing). This is
set by read_dbx_symtab when building psymtabs, and by
read_ofile_symtab when building symtabs, and is used only by
next_symbol_text. FIXME: If that is true, we don't need it when
building psymtabs, right? */
static char *stringtab_global;
/* Refill the symbol table input buffer
@ -803,30 +804,6 @@ dbx_next_symbol_text ()
+ file_string_table_offset;
}
/* Initializes storage for all of the partial symbols that will be
created by read_dbx_symtab and subsidiaries. */
static void
init_psymbol_list (objfile)
struct objfile *objfile;
{
/* Free any previously allocated psymbol lists. */
if (objfile -> global_psymbols.list)
mfree (objfile -> md, (PTR)objfile -> global_psymbols.list);
if (objfile -> static_psymbols.list)
mfree (objfile -> md, (PTR)objfile -> static_psymbols.list);
/* Current best guess is that there are approximately a twentieth
of the total symbols (in a debugging file) are global or static
oriented symbols */
objfile -> global_psymbols.size = DBX_SYMCOUNT (objfile) / 10;
objfile -> static_psymbols.size = DBX_SYMCOUNT (objfile) / 10;
objfile -> global_psymbols.next = objfile -> global_psymbols.list = (struct partial_symbol *)
xmmalloc (objfile -> md, objfile -> global_psymbols.size * sizeof (struct partial_symbol));
objfile -> static_psymbols.next = objfile -> static_psymbols.list = (struct partial_symbol *)
xmmalloc (objfile -> md, objfile -> static_psymbols.size * sizeof (struct partial_symbol));
}
/* Initialize the list of bincls to contain none and have some
allocated. */

51
gdb/dwarfread.c
View File

@ -473,9 +473,6 @@ scan_compilation_units PARAMS ((char *, char *, file_ptr,
static void
add_partial_symbol PARAMS ((struct dieinfo *, struct objfile *));
static void
init_psymbol_list PARAMS ((struct objfile *, int));
static void
basicdieinfo PARAMS ((struct dieinfo *, char *, struct objfile *));
@ -2473,54 +2470,6 @@ dwarf_psymtab_to_symtab (pst)
/*
LOCAL FUNCTION
init_psymbol_list -- initialize storage for partial symbols
SYNOPSIS
static void init_psymbol_list (struct objfile *objfile, int total_symbols)
DESCRIPTION
Initializes storage for all of the partial symbols that will be
created by dwarf_build_psymtabs and subsidiaries.
*/
static void
init_psymbol_list (objfile, total_symbols)
struct objfile *objfile;
int total_symbols;
{
/* Free any previously allocated psymbol lists. */
if (objfile -> global_psymbols.list)
{
mfree (objfile -> md, (PTR)objfile -> global_psymbols.list);
}
if (objfile -> static_psymbols.list)
{
mfree (objfile -> md, (PTR)objfile -> static_psymbols.list);
}
/* Current best guess is that there are approximately a twentieth
of the total symbols (in a debugging file) are global or static
oriented symbols */
objfile -> global_psymbols.size = total_symbols / 10;
objfile -> static_psymbols.size = total_symbols / 10;
objfile -> global_psymbols.next =
objfile -> global_psymbols.list = (struct partial_symbol *)
xmmalloc (objfile -> md, objfile -> global_psymbols.size
* sizeof (struct partial_symbol));
objfile -> static_psymbols.next =
objfile -> static_psymbols.list = (struct partial_symbol *)
xmmalloc (objfile -> md, objfile -> static_psymbols.size
* sizeof (struct partial_symbol));
}
/*
LOCAL FUNCTION
add_enum_psymbol -- add enumeration members to partial symbol table

29
gdb/os9kread.c
View File

@ -143,9 +143,6 @@ static void
read_os9k_psymtab PARAMS ((struct section_offsets *, struct objfile *,
CORE_ADDR, int));
static void
init_psymbol_list PARAMS ((struct objfile *));
static int
fill_sym PARAMS ((FILE *, bfd *));
@ -340,7 +337,7 @@ os9k_symfile_read (objfile, section_offsets, mainline)
/* If we are reinitializing, or if we have never loaded syms yet, init */
if (mainline || objfile->global_psymbols.size == 0 ||
objfile->static_psymbols.size == 0)
init_psymbol_list (objfile);
init_psymbol_list (objfile, DBX_SYMCOUNT (objfile));
pending_blocks = 0;
back_to = make_cleanup (really_free_pendings, 0);
@ -550,30 +547,6 @@ char *p;
return 1;
}
/* Initializes storage for all of the partial symbols that will be
created by read_dbx_symtab and subsidiaries. */
static void
init_psymbol_list (objfile)
struct objfile *objfile;
{
/* Free any previously allocated psymbol lists. */
if (objfile -> global_psymbols.list)
mfree (objfile -> md, (PTR)objfile -> global_psymbols.list);
if (objfile -> static_psymbols.list)
mfree (objfile -> md, (PTR)objfile -> static_psymbols.list);
/* Current best guess is that there are approximately a twentieth
of the total symbols (in a debugging file) are global or static
oriented symbols */
objfile -> global_psymbols.size = DBX_SYMCOUNT (objfile) / 10;
objfile -> static_psymbols.size = DBX_SYMCOUNT (objfile) / 10;
objfile -> global_psymbols.next = objfile -> global_psymbols.list = (struct partial_symbol *)
xmmalloc (objfile -> md, objfile -> global_psymbols.size * sizeof (struct partial_symbol));
objfile -> static_psymbols.next = objfile -> static_psymbols.list = (struct partial_symbol *)
xmmalloc (objfile -> md, objfile -> static_psymbols.size * sizeof (struct partial_symbol));
}
/* Given pointers to an a.out symbol table in core containing dbx
style data, setup partial_symtab's describing each source file for
which debugging information is available.

8
gdb/rs6000-tdep.c
View File

@ -1199,10 +1199,12 @@ add_text_to_loadinfo (textaddr, dataaddr)
}
/* FIXME: This assumes that the "textorg" and "dataorg" elements
/* Note that this assumes that the "textorg" and "dataorg" elements
of a member of this array are correlated with the "toc_offset"
element of the same member. But they are sequentially assigned in wildly
different places, and probably there is no correlation. FIXME! */
element of the same member. This is taken care of because the loops
which assign the former (in xcoff_relocate_symtab or xcoff_relocate_core)
and the latter (in scan_xcoff_symtab, via vmap_symtab, in vmap_ldinfo
or xcoff_relocate_core) traverse the same objfiles in the same order. */
static CORE_ADDR
find_toc_address (pc)

1744
gdb/xcoffread.c
View File

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