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BFD: Let targets handle relocations against absolute symbols
[deliverable/binutils-gdb.git]
/
gas
/
stabs.c
diff --git
a/gas/stabs.c
b/gas/stabs.c
index 10e1461499d772d75c06c85e520574823660e07c..916594c5d2f0c6bcab20ea0e8fbc6bb6cef011d7 100644
(file)
--- a/
gas/stabs.c
+++ b/
gas/stabs.c
@@
-1,25
+1,25
@@
/* Generic stabs parsing for gas.
/* Generic stabs parsing for gas.
- Copyright 1989, 1990, 1991, 1993, 1995, 1996, 1997, 1998, 2000, 2001
- 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1989-2016 Free Software Foundation, Inc.
-This file is part of GAS, the GNU Assembler.
+
This file is part of GAS, the GNU Assembler.
-GAS 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
,
-or (at your option) any later version.
+
GAS 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
,
+
or (at your option) any later version.
-GAS 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.
+
GAS 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 GAS; see the file COPYING. If not, write to the Free
-Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
-02110-1301, USA. */
+
You should have received a copy of the GNU General Public License
+
along with GAS; see the file COPYING. If not, write to the Free
+
Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+
02110-1301, USA. */
#include "as.h"
#include "as.h"
+#include "filenames.h"
#include "obstack.h"
#include "subsegs.h"
#include "ecoff.h"
#include "obstack.h"
#include "subsegs.h"
#include "ecoff.h"
@@
-34,8
+34,8
@@
Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
int outputting_stabs_line_debug = 0;
int outputting_stabs_line_debug = 0;
-static void s_stab_generic (int, c
har *,
char *);
-static void generate_asm_file (int, char *);
+static void s_stab_generic (int, c
onst char *, const
char *);
+static void generate_asm_file (int, c
onst c
har *);
/* Allow backends to override the names used for the stab sections. */
#ifndef STAB_SECTION_NAME
/* Allow backends to override the names used for the stab sections. */
#ifndef STAB_SECTION_NAME
@@
-107,11
+107,9
@@
get_stab_string_offset (const char *string, const char *stabstr_secname)
p = frag_more (1);
*p = 0;
retval = seg_info (seg)->stabu.stab_string_size = 1;
p = frag_more (1);
*p = 0;
retval = seg_info (seg)->stabu.stab_string_size = 1;
-#ifdef BFD_ASSEMBLER
bfd_set_section_flags (stdoutput, seg, SEC_READONLY | SEC_DEBUGGING);
if (seg->name == stabstr_secname)
seg->name = xstrdup (stabstr_secname);
bfd_set_section_flags (stdoutput, seg, SEC_READONLY | SEC_DEBUGGING);
if (seg->name == stabstr_secname)
seg->name = xstrdup (stabstr_secname);
-#endif
}
if (length > 0)
}
if (length > 0)
@@
-136,10
+134,7
@@
get_stab_string_offset (const char *string, const char *stabstr_secname)
/* Here instead of obj-aout.c because other formats use it too. */
void
/* Here instead of obj-aout.c because other formats use it too. */
void
-aout_process_stab (what, string, type, other, desc)
- int what;
- const char *string;
- int type, other, desc;
+aout_process_stab (int what, const char *string, int type, int other, int desc)
{
/* Put the stab information in the symbol table. */
symbolS *symbol;
{
/* Put the stab information in the symbol table. */
symbolS *symbol;
@@
-166,6
+161,8
@@
aout_process_stab (what, string, type, other, desc)
symbol_append (symbol, symbol_lastP, &symbol_rootP, &symbol_lastP);
symbol_append (symbol, symbol_lastP, &symbol_rootP, &symbol_lastP);
+ symbol_get_bfdsym (symbol)->flags |= BSF_DEBUGGING;
+
S_SET_TYPE (symbol, type);
S_SET_OTHER (symbol, other);
S_SET_DESC (symbol, desc);
S_SET_TYPE (symbol, type);
S_SET_OTHER (symbol, other);
S_SET_DESC (symbol, desc);
@@
-176,10
+173,13
@@
aout_process_stab (what, string, type, other, desc)
kinds of stab sections. */
static void
kinds of stab sections. */
static void
-s_stab_generic (int what, char *stab_secname, char *stabstr_secname)
+s_stab_generic (int what,
+ const char * stab_secname,
+ const char * stabstr_secname)
{
long longint;
{
long longint;
- char *string, *saved_string_obstack_end;
+ const char *string;
+ char *saved_string_obstack_end;
int type;
int other;
int desc;
int type;
int other;
int desc;
@@
-331,10
+331,8
@@
s_stab_generic (int what, char *stab_secname, char *stabstr_secname)
if (! seg_info (seg)->hadone)
{
if (! seg_info (seg)->hadone)
{
-#ifdef BFD_ASSEMBLER
bfd_set_section_flags (stdoutput, seg,
SEC_READONLY | SEC_RELOC | SEC_DEBUGGING);
bfd_set_section_flags (stdoutput, seg,
SEC_READONLY | SEC_RELOC | SEC_DEBUGGING);
-#endif
#ifdef INIT_STAB_SECTION
INIT_STAB_SECTION (seg);
#endif
#ifdef INIT_STAB_SECTION
INIT_STAB_SECTION (seg);
#endif
@@
-431,9
+429,7
@@
s_xstab (int what)
the stab section name. */
if (saved_secname == 0 || strcmp (saved_secname, stab_secname))
{
the stab section name. */
if (saved_secname == 0 || strcmp (saved_secname, stab_secname))
{
- stabstr_secname = (char *) xmalloc (strlen (stab_secname) + 4);
- strcpy (stabstr_secname, stab_secname);
- strcat (stabstr_secname, "str");
+ stabstr_secname = concat (stab_secname, "str", (char *) NULL);
if (saved_secname)
{
free (saved_secname);
if (saved_secname)
{
free (saved_secname);
@@
-450,8
+446,7
@@
s_xstab (int what)
/* Frob invented at RMS' request. Set the n_desc of a symbol. */
void
/* Frob invented at RMS' request. Set the n_desc of a symbol. */
void
-s_desc (ignore)
- int ignore ATTRIBUTE_UNUSED;
+s_desc (int ignore ATTRIBUTE_UNUSED)
{
char *name;
char c;
{
char *name;
char c;
@@
-459,11
+454,10
@@
s_desc (ignore)
symbolS *symbolP;
int temp;
symbolS *symbolP;
int temp;
- name = input_line_pointer;
- c = get_symbol_end ();
+ c = get_symbol_name (&name);
p = input_line_pointer;
*p = c;
p = input_line_pointer;
*p = c;
- SKIP_WHITESPACE ();
+ SKIP_WHITESPACE
_AFTER_NAME
();
if (*input_line_pointer != ',')
{
*p = 0;
if (*input_line_pointer != ',')
{
*p = 0;
@@
-490,18
+484,20
@@
s_desc (ignore)
void
stabs_generate_asm_file (void)
{
void
stabs_generate_asm_file (void)
{
- char *file;
+ c
onst c
har *file;
unsigned int lineno;
unsigned int lineno;
-
as_where (&file,
&lineno);
+
file = as_where (
&lineno);
if (use_gnu_debug_info_extensions)
{
if (use_gnu_debug_info_extensions)
{
- char *dir, *dir2;
+ const char *dir;
+ char *dir2;
- dir = getpwd ();
- dir2 = alloca (strlen (dir) + 2);
- sprintf (dir2, "%s%s", dir, "/");
+ dir = remap_debug_filename (getpwd ());
+ dir2 = concat (dir, "/", NULL);
generate_asm_file (N_SO, dir2);
generate_asm_file (N_SO, dir2);
+ free (dir2);
+ xfree ((char *) dir);
}
generate_asm_file (N_SO, file);
}
}
generate_asm_file (N_SO, file);
}
@@
-510,19
+506,19
@@
stabs_generate_asm_file (void)
TYPE is one of N_SO, N_SOL. */
static void
TYPE is one of N_SO, N_SOL. */
static void
-generate_asm_file (int type, char *file)
+generate_asm_file (int type, c
onst c
har *file)
{
static char *last_file;
static int label_count;
char *hold;
char sym[30];
char *buf;
{
static char *last_file;
static int label_count;
char *hold;
char sym[30];
char *buf;
- char *tmp = file;
- c
har *
endp = file + strlen (file);
+ c
onst c
har *tmp = file;
+ c
onst char *file_
endp = file + strlen (file);
char *bufp;
if (last_file != NULL
char *bufp;
if (last_file != NULL
- &&
str
cmp (last_file, file) == 0)
+ &&
filename_
cmp (last_file, file) == 0)
return;
/* Rather than try to do this in some efficient fashion, we just
return;
/* Rather than try to do this in some efficient fashion, we just
@@
-537,13
+533,13
@@
generate_asm_file (int type, char *file)
/* Allocate enough space for the file name (possibly extended with
doubled up backslashes), the symbol name, and the other characters
that make up a stabs file directive. */
/* Allocate enough space for the file name (possibly extended with
doubled up backslashes), the symbol name, and the other characters
that make up a stabs file directive. */
- bufp = buf =
xmalloc (
2 * strlen (file) + strlen (sym) + 12);
+ bufp = buf =
XNEWVEC (char,
2 * strlen (file) + strlen (sym) + 12);
*bufp++ = '"';
*bufp++ = '"';
- while (tmp < endp)
+ while (tmp <
file_
endp)
{
{
- char *bslash = strchr (tmp, '\\');
+ c
onst c
har *bslash = strchr (tmp, '\\');
size_t len = (bslash) ? (size_t) (bslash - tmp + 1) : strlen (tmp);
/* Double all backslashes, since demand_copy_C_string (used by
size_t len = (bslash) ? (size_t) (bslash - tmp + 1) : strlen (tmp);
/* Double all backslashes, since demand_copy_C_string (used by
@@
-581,7
+577,7
@@
stabs_generate_asm_lineno (void)
{
static int label_count;
char *hold;
{
static int label_count;
char *hold;
- char *file;
+ c
onst c
har *file;
unsigned int lineno;
char *buf;
char sym[30];
unsigned int lineno;
char *buf;
char sym[30];
@@
-596,7
+592,7
@@
stabs_generate_asm_lineno (void)
hold = input_line_pointer;
hold = input_line_pointer;
-
as_where (&file,
&lineno);
+
file = as_where (
&lineno);
/* Don't emit sequences of stabs for the same line. */
if (prev_file == NULL)
/* Don't emit sequences of stabs for the same line. */
if (prev_file == NULL)
@@
-606,7
+602,7
@@
stabs_generate_asm_lineno (void)
prev_lineno = lineno;
}
else if (lineno == prev_lineno
prev_lineno = lineno;
}
else if (lineno == prev_lineno
- &&
str
cmp (file, prev_file) == 0)
+ &&
filename_
cmp (file, prev_file) == 0)
{
/* Same file/line as last time. */
return;
{
/* Same file/line as last time. */
return;
@@
-615,7
+611,7
@@
stabs_generate_asm_lineno (void)
{
/* Remember file/line for next time. */
prev_lineno = lineno;
{
/* Remember file/line for next time. */
prev_lineno = lineno;
- if (
str
cmp (file, prev_file) != 0)
+ if (
filename_
cmp (file, prev_file) != 0)
{
free (prev_file);
prev_file = xstrdup (file);
{
free (prev_file);
prev_file = xstrdup (file);
@@
-633,13
+629,13
@@
stabs_generate_asm_lineno (void)
if (in_dot_func_p)
{
if (in_dot_func_p)
{
- buf =
(char *) alloca (
100 + strlen (current_function_label));
+ buf =
XNEWVEC (char,
100 + strlen (current_function_label));
sprintf (buf, "%d,0,%d,%s-%s\n", N_SLINE, lineno,
sym, current_function_label);
}
else
{
sprintf (buf, "%d,0,%d,%s-%s\n", N_SLINE, lineno,
sym, current_function_label);
}
else
{
- buf =
(char *) alloca (
100);
+ buf =
XNEWVEC (char,
100);
sprintf (buf, "%d,0,%d,%s\n", N_SLINE, lineno, sym);
}
input_line_pointer = buf;
sprintf (buf, "%d,0,%d,%s\n", N_SLINE, lineno, sym);
}
input_line_pointer = buf;
@@
-648,6
+644,7
@@
stabs_generate_asm_lineno (void)
input_line_pointer = hold;
outputting_stabs_line_debug = 0;
input_line_pointer = hold;
outputting_stabs_line_debug = 0;
+ free (buf);
}
/* Emit a function stab.
}
/* Emit a function stab.
@@
-659,19
+656,19
@@
stabs_generate_asm_func (const char *funcname, const char *startlabname)
static int void_emitted_p;
char *hold = input_line_pointer;
char *buf;
static int void_emitted_p;
char *hold = input_line_pointer;
char *buf;
- char *file;
unsigned int lineno;
if (! void_emitted_p)
{
unsigned int lineno;
if (! void_emitted_p)
{
- input_line_pointer = "\"void:t1=1\",128,0,0,0";
+ input_line_pointer =
(char *)
"\"void:t1=1\",128,0,0,0";
s_stab ('s');
void_emitted_p = 1;
}
s_stab ('s');
void_emitted_p = 1;
}
- as_where (&file, &lineno);
- asprintf (&buf, "\"%s:F1\",%d,0,%d,%s",
- funcname, N_FUN, lineno + 1, startlabname);
+ as_where (&lineno);
+ if (asprintf (&buf, "\"%s:F1\",%d,0,%d,%s",
+ funcname, N_FUN, lineno + 1, startlabname) == -1)
+ as_fatal ("%s", xstrerror (errno));
input_line_pointer = buf;
s_stab ('s');
free (buf);
input_line_pointer = buf;
s_stab ('s');
free (buf);
@@
-696,7
+693,8
@@
stabs_generate_asm_endfunc (const char *funcname ATTRIBUTE_UNUSED,
++label_count;
colon (sym);
++label_count;
colon (sym);
- asprintf (&buf, "\"\",%d,0,0,%s-%s", N_FUN, sym, startlabname);
+ if (asprintf (&buf, "\"\",%d,0,0,%s-%s", N_FUN, sym, startlabname) == -1)
+ as_fatal ("%s", xstrerror (errno));
input_line_pointer = buf;
s_stab ('s');
free (buf);
input_line_pointer = buf;
s_stab ('s');
free (buf);
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