/* Generic stabs parsing for gas.
Copyright 1989, 1990, 1991, 1993, 1995, 1996, 1997, 1998, 2000, 2001
- Free Software Foundation, Inc.
+ 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
int outputting_stabs_line_debug = 0;
-static void s_stab_generic PARAMS ((int, char *, char *));
-static void generate_asm_file PARAMS ((int, char *));
+static void s_stab_generic (int, char *, char *);
+static void generate_asm_file (int, char *);
/* Allow backends to override the names used for the stab sections. */
#ifndef STAB_SECTION_NAME
#endif
unsigned int
-get_stab_string_offset (string, stabstr_secname)
- const char *string;
- const char *stabstr_secname;
+get_stab_string_offset (const char *string, const char *stabstr_secname)
{
unsigned int length;
unsigned int retval;
ends in "\" and the debug info is continued in the next .stabs
directive) from being separated by other random symbols. */
symbol = symbol_create (string, undefined_section, 0,
- (struct frag *) NULL);
+ &zero_address_frag);
if (what == 's' || what == 'n')
{
/* Pick up the value from the input line. */
- symbol_set_frag (symbol, &zero_address_frag);
pseudo_set (symbol);
}
else
kinds of stab sections. */
static void
-s_stab_generic (what, stab_secname, stabstr_secname)
- int what;
- char *stab_secname;
- char *stabstr_secname;
+s_stab_generic (int what, char *stab_secname, char *stabstr_secname)
{
long longint;
char *string, *saved_string_obstack_end;
other = longint;
desc = get_absolute_expression ();
+
+ if ((desc > 0xffff) || (desc < -0x8000))
+ /* This could happen for example with a source file with a huge
+ number of lines. The only cure is to use a different debug
+ format, probably DWARF. */
+ as_warn (_(".stab%c: description field '%x' too big, try a different debug format"),
+ what, desc);
+
if (what == 's' || what == 'n')
{
if (*input_line_pointer != ',')
}
else
{
- const char *fake;
symbolS *symbol;
expressionS exp;
/* Arrange for a value representing the current location. */
- fake = FAKE_LABEL_NAME;
- symbol = symbol_new (fake, saved_seg, dot, saved_frag);
+ symbol = symbol_temp_new (saved_seg, dot, saved_frag);
exp.X_op = O_symbol;
exp.X_add_symbol = symbol;
/* Regular stab directive. */
void
-s_stab (what)
- int what;
+s_stab (int what)
{
s_stab_generic (what, STAB_SECTION_NAME, STAB_STRING_SECTION_NAME);
}
/* "Extended stabs", used in Solaris only now. */
void
-s_xstab (what)
- int what;
+s_xstab (int what)
{
int length;
char *stab_secname, *stabstr_secname;
/* Generate stabs debugging information to denote the main source file. */
void
-stabs_generate_asm_file ()
+stabs_generate_asm_file (void)
{
char *file;
unsigned int lineno;
as_where (&file, &lineno);
+ if (use_gnu_debug_info_extensions)
+ {
+ char *dir, *dir2;
+
+ dir = getpwd ();
+ dir2 = alloca (strlen (dir) + 2);
+ sprintf (dir2, "%s%s", dir, "/");
+ generate_asm_file (N_SO, dir2);
+ }
generate_asm_file (N_SO, file);
}
TYPE is one of N_SO, N_SOL. */
static void
-generate_asm_file (type, file)
- int type;
- char *file;
+generate_asm_file (int type, char *file)
{
static char *last_file;
static int label_count;
char *buf;
char *tmp = file;
char *endp = file + strlen (file);
- char *bufp = buf;
+ char *bufp;
if (last_file != NULL
&& strcmp (last_file, file) == 0)
used to produce debugging information for an assembler file. */
void
-stabs_generate_asm_lineno ()
+stabs_generate_asm_lineno (void)
{
static int label_count;
char *hold;
All assembler functions are assumed to have return type `void'. */
void
-stabs_generate_asm_func (funcname, startlabname)
- const char *funcname;
- const char *startlabname;
+stabs_generate_asm_func (const char *funcname, const char *startlabname)
{
static int void_emitted_p;
char *hold = input_line_pointer;
/* Emit a stab to record the end of a function. */
void
-stabs_generate_asm_endfunc (funcname, startlabname)
- const char *funcname ATTRIBUTE_UNUSED;
- const char *startlabname;
+stabs_generate_asm_endfunc (const char *funcname ATTRIBUTE_UNUSED,
+ const char *startlabname)
{
static int label_count;
char *hold = input_line_pointer;