switch (nlist.n_type)
{
- char *p;
+ char *p;
/*
* Standard, external, non-debugger, symbols
*/
- case N_TEXT | N_EXT:
- case N_NBTEXT | N_EXT:
+ case N_TEXT | N_EXT:
+ case N_NBTEXT | N_EXT:
nlist.n_value += ANOFFSET (objfile->section_offsets,
SECT_OFF_TEXT (objfile));
goto record_it;
- case N_DATA | N_EXT:
- case N_NBDATA | N_EXT:
+ case N_DATA | N_EXT:
+ case N_NBDATA | N_EXT:
nlist.n_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? */
+ case N_BSS:
+ case N_BSS | N_EXT:
+ case N_NBBSS | N_EXT:
+ case N_SETV | N_EXT: /* FIXME, is this in BSS? */
nlist.n_value += ANOFFSET (objfile->section_offsets,
SECT_OFF_BSS (objfile));
goto record_it;
- case N_ABS | N_EXT:
+ case N_ABS | N_EXT:
record_it:
namestring = set_namestring (objfile, nlist);
- bss_ext_symbol:
+ bss_ext_symbol:
record_minimal_symbol (namestring, nlist.n_value,
nlist.n_type, objfile); /* Always */
continue;
/* Standard, local, non-debugger, symbols */
- case N_NBTEXT:
+ 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:
+ case N_FN:
+ case N_FN_SEQ:
+ case N_TEXT:
nlist.n_value += ANOFFSET (objfile->section_offsets,
SECT_OFF_TEXT (objfile));
namestring = set_namestring (objfile, nlist);
if ((namestring[0] == '-' && namestring[1] == 'l')
|| (namestring[(nsl = strlen (namestring)) - 1] == 'o'
&& namestring[nsl - 2] == '.'))
- {
- if (past_first_source_file && pst
- /* The gould NP1 uses low values for .o and -l symbols
- which are not the address. */
- && nlist.n_value >= pst->textlow)
- {
- end_psymtab (pst, psymtab_include_list, includes_used,
- symnum * symbol_size,
- nlist.n_value > pst->texthigh
- ? nlist.n_value : pst->texthigh,
- dependency_list, dependencies_used,
- textlow_not_set);
- pst = (struct partial_symtab *) 0;
- includes_used = 0;
- dependencies_used = 0;
- }
- else
- past_first_source_file = 1;
- last_o_file_start = nlist.n_value;
- }
+ {
+ if (past_first_source_file && pst
+ /* The gould NP1 uses low values for .o and -l symbols
+ which are not the address. */
+ && nlist.n_value >= pst->textlow)
+ {
+ end_psymtab (pst, psymtab_include_list, includes_used,
+ symnum * symbol_size,
+ nlist.n_value > pst->texthigh
+ ? nlist.n_value : pst->texthigh,
+ dependency_list, dependencies_used,
+ textlow_not_set);
+ pst = (struct partial_symtab *) 0;
+ includes_used = 0;
+ dependencies_used = 0;
+ }
+ else
+ past_first_source_file = 1;
+ last_o_file_start = nlist.n_value;
+ }
else
- goto record_it;
+ goto record_it;
continue;
- case N_DATA:
+ case N_DATA:
nlist.n_value += ANOFFSET (objfile->section_offsets,
SECT_OFF_DATA (objfile));
goto record_it;
- case N_UNDF | N_EXT:
+ case N_UNDF | N_EXT:
if (nlist.n_value != 0)
- {
- /* This is a "Fortran COMMON" symbol. See if the target
- environment knows where it has been relocated to. */
+ {
+ /* This is a "Fortran COMMON" symbol. See if the target
+ environment knows where it has been relocated to. */
- CORE_ADDR reladdr;
+ CORE_ADDR reladdr;
- namestring = set_namestring (objfile, nlist);
- if (target_lookup_symbol (namestring, &reladdr))
- {
- continue; /* Error in lookup; ignore symbol for now. */
- }
- nlist.n_type ^= (N_BSS ^ N_UNDF); /* Define it as a bss-symbol */
- nlist.n_value = reladdr;
- goto bss_ext_symbol;
- }
+ namestring = set_namestring (objfile, nlist);
+ if (target_lookup_symbol (namestring, &reladdr))
+ {
+ continue; /* Error in lookup; ignore symbol for now. */
+ }
+ nlist.n_type ^= (N_BSS ^ N_UNDF); /* Define it as a bss-symbol */
+ nlist.n_value = reladdr;
+ goto bss_ext_symbol;
+ }
continue; /* Just undefined, not COMMON */
- case N_UNDF:
+ case N_UNDF:
if (processing_acc_compilation && nlist.n_strx == 1)
- {
- /* Deal with relative offsets in the string table
- used in ELF+STAB under Solaris. If we want to use the
- n_strx field, which contains the name of the file,
- we must adjust file_string_table_offset *before* calling
- set_namestring(). */
- past_first_source_file = 1;
- file_string_table_offset = next_file_string_table_offset;
- next_file_string_table_offset =
- file_string_table_offset + nlist.n_value;
- if (next_file_string_table_offset < file_string_table_offset)
- error (_("string table offset backs up at %d"), symnum);
- /* FIXME -- replace error() with complaint. */
- continue;
- }
+ {
+ /* Deal with relative offsets in the string table
+ used in ELF+STAB under Solaris. If we want to use the
+ n_strx field, which contains the name of the file,
+ we must adjust file_string_table_offset *before* calling
+ set_namestring(). */
+ past_first_source_file = 1;
+ file_string_table_offset = next_file_string_table_offset;
+ next_file_string_table_offset =
+ file_string_table_offset + nlist.n_value;
+ if (next_file_string_table_offset < file_string_table_offset)
+ error (_("string table offset backs up at %d"), symnum);
+ /* FIXME -- replace error() with complaint. */
+ continue;
+ }
continue;
/* Lots of symbol types we can just ignore. */
- case N_ABS:
- case N_NBDATA:
- case N_NBBSS:
+ 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:
+ 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:
+ case N_SO:
{
CORE_ADDR valu;
static int prev_so_symnum = -10;
if (!pst)
{
- pst = start_psymtab (objfile,
- namestring, valu,
- first_so_symnum * symbol_size,
- objfile->global_psymbols.next,
- objfile->static_psymbols.next);
+ pst = start_psymtab (objfile,
+ namestring, valu,
+ first_so_symnum * symbol_size,
+ objfile->global_psymbols.next,
+ objfile->static_psymbols.next);
pst->dirname = dirname_nso;
dirname_nso = NULL;
}
continue;
}
- case N_BINCL:
+ case N_BINCL:
{
enum language tmp_language;
/* Add this bincl to the bincl_list for future EXCLs. No
psymtab_language = tmp_language;
if (pst == NULL)
- {
- /* FIXME: we should not get here without a PST to work on.
- Attempt to recover. */
- complaint (&symfile_complaints,
- _("N_BINCL %s not in entries for any file, at symtab \
+ {
+ /* FIXME: we should not get here without a PST to work on.
+ Attempt to recover. */
+ complaint (&symfile_complaints,
+ _("N_BINCL %s not in entries for any file, at symtab \
pos %d"),
- namestring, symnum);
- continue;
- }
+ namestring, symnum);
+ continue;
+ }
add_bincl_to_list (pst, namestring, nlist.n_value);
/* Mark down an include file in the current psymtab */
goto record_include_file;
}
- case N_SOL:
+ case N_SOL:
{
enum language tmp_language;
/* Mark down an include file in the current psymtab */
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;
+ continue;
{
int i;
for (i = 0; i < includes_used; i++)
continue;
}
- record_include_file:
+ record_include_file:
psymtab_include_list[includes_used++] = namestring;
if (includes_used >= includes_allocated)
- {
- char **orig = psymtab_include_list;
+ {
+ char **orig = psymtab_include_list;
- psymtab_include_list = (char **)
- alloca ((includes_allocated *= 2) *
- sizeof (char *));
- memcpy (psymtab_include_list, orig,
- includes_used * sizeof (char *));
- }
+ 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
+ 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
+ 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. */
+ case N_M2C: /* I suspect that I can ignore this here. */
+ case N_SCOPE: /* Same. */
namestring = set_namestring (objfile, nlist);
/* See if this is an end of function stab. */
if (pst && nlist.n_type == N_FUN && *namestring == '\000')
- {
- CORE_ADDR valu;
-
- /* It's value is the size (in bytes) of the function for
- function relative stabs, or the address of the function's
- end for old style stabs. */
- valu = nlist.n_value + last_function_start;
- if (pst->texthigh == 0 || valu > pst->texthigh)
- pst->texthigh = valu;
- break;
- }
+ {
+ CORE_ADDR valu;
+
+ /* It's value is the size (in bytes) of the function for
+ function relative stabs, or the address of the function's
+ end for old style stabs. */
+ valu = nlist.n_value + last_function_start;
+ if (pst->texthigh == 0 || valu > pst->texthigh)
+ pst->texthigh = valu;
+ break;
+ }
p = (char *) strchr (namestring, ':');
if (!p)
- continue; /* Not a debugging symbol. */
+ continue; /* Not a debugging symbol. */
which indicates the debugging type symbol. */
switch (p[1])
- {
- case 'S':
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- data_sect_index);
-
- if (gdbarch_static_transform_name_p (current_gdbarch))
- namestring = gdbarch_static_transform_name
- (current_gdbarch, namestring);
-
- add_psymbol_to_list (namestring, p - namestring,
- VAR_DOMAIN, LOC_STATIC,
- &objfile->static_psymbols,
- 0, nlist.n_value,
- psymtab_language, objfile);
- continue;
- case 'G':
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- data_sect_index);
- /* The addresses in these entries are reported to be
- wrong. See the code that reads 'G's for symtabs. */
- add_psymbol_to_list (namestring, p - namestring,
- VAR_DOMAIN, LOC_STATIC,
- &objfile->global_psymbols,
- 0, nlist.n_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,
- nlist.n_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,
- nlist.n_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,
- nlist.n_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++;
+ {
+ case 'S':
+ nlist.n_value += ANOFFSET (objfile->section_offsets,
+ data_sect_index);
+
+ if (gdbarch_static_transform_name_p (current_gdbarch))
+ namestring = gdbarch_static_transform_name
+ (current_gdbarch, namestring);
+
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_STATIC,
+ &objfile->static_psymbols,
+ 0, nlist.n_value,
+ psymtab_language, objfile);
+ continue;
+ case 'G':
+ nlist.n_value += ANOFFSET (objfile->section_offsets,
+ data_sect_index);
+ /* The addresses in these entries are reported to be
+ wrong. See the code that reads 'G's for symtabs. */
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_STATIC,
+ &objfile->global_psymbols,
+ 0, nlist.n_value,
+ psymtab_language, objfile);
+ continue;
- /* Skip over the colon. */
- p++;
- }
+ 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,
+ nlist.n_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,
+ nlist.n_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,
+ nlist.n_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++;
- /* 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 != ',')
+ /* Skip over the colon. */
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, nlist.n_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);
- }
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile));
- /* Kludges for ELF/STABS with Sun ACC */
- last_function_name = namestring;
- /* Do not fix textlow==0 for .o or NLM files, as 0 is a legit
- value for the bottom of the text seg in those cases. */
- if (nlist.n_value == ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile))
- && gdbarch_sofun_address_maybe_missing (current_gdbarch))
- {
- CORE_ADDR minsym_valu =
- find_stab_function_addr (namestring,
- pst ? pst->filename : NULL,
- objfile);
- /* find_stab_function_addr will return 0 if the minimal
- symbol wasn't found. (Unfortunately, this might also
- be a valid address.) Anyway, if it *does* return 0,
- it is likely that the value was set correctly to begin
- with... */
- if (minsym_valu != 0)
- nlist.n_value = minsym_valu;
- }
- if (pst && textlow_not_set
- && gdbarch_sofun_address_maybe_missing (current_gdbarch))
- {
- pst->textlow = nlist.n_value;
- textlow_not_set = 0;
- }
- /* End kludge. */
-
- /* Keep track of the start of the last function so we
- can handle end of function symbols. */
- last_function_start = nlist.n_value;
-
- /* In reordered executables this function may lie outside
- the bounds created by N_SO symbols. If that's the case
- use the address of this function as the low bound for
- the partial symbol table. */
- if (pst
- && (textlow_not_set
- || (nlist.n_value < pst->textlow
- && (nlist.n_value
- != ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile))))))
- {
- pst->textlow = nlist.n_value;
- textlow_not_set = 0;
- }
- add_psymbol_to_list (namestring, p - namestring,
- VAR_DOMAIN, LOC_BLOCK,
- &objfile->static_psymbols,
- 0, nlist.n_value,
- psymtab_language, objfile);
- continue;
+ /* 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, nlist.n_value,
+ 0, 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);
- }
- nlist.n_value += ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile));
- /* Kludges for ELF/STABS with Sun ACC */
- last_function_name = namestring;
- /* Do not fix textlow==0 for .o or NLM files, as 0 is a legit
- value for the bottom of the text seg in those cases. */
- if (nlist.n_value == ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile))
- && gdbarch_sofun_address_maybe_missing (current_gdbarch))
- {
- CORE_ADDR minsym_valu =
- find_stab_function_addr (namestring,
- pst ? pst->filename : NULL,
- objfile);
- /* find_stab_function_addr will return 0 if the minimal
- symbol wasn't found. (Unfortunately, this might also
- be a valid address.) Anyway, if it *does* return 0,
- it is likely that the value was set correctly to begin
- with... */
- if (minsym_valu != 0)
- nlist.n_value = minsym_valu;
- }
- if (pst && textlow_not_set
- && gdbarch_sofun_address_maybe_missing (current_gdbarch))
- {
- pst->textlow = nlist.n_value;
- textlow_not_set = 0;
- }
- /* End kludge. */
-
- /* Keep track of the start of the last function so we
- can handle end of function symbols. */
- last_function_start = nlist.n_value;
-
- /* In reordered executables this function may lie outside
- the bounds created by N_SO symbols. If that's the case
- use the address of this function as the low bound for
- the partial symbol table. */
- if (pst
- && (textlow_not_set
- || (nlist.n_value < pst->textlow
- && (nlist.n_value
- != ANOFFSET (objfile->section_offsets,
- SECT_OFF_TEXT (objfile))))))
- {
- pst->textlow = nlist.n_value;
- textlow_not_set = 0;
- }
- add_psymbol_to_list (namestring, p - namestring,
- VAR_DOMAIN, LOC_BLOCK,
- &objfile->global_psymbols,
- 0, nlist.n_value,
- 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);
+ }
+ nlist.n_value += ANOFFSET (objfile->section_offsets,
+ SECT_OFF_TEXT (objfile));
+ /* Kludges for ELF/STABS with Sun ACC */
+ last_function_name = namestring;
+ /* Do not fix textlow==0 for .o or NLM files, as 0 is a legit
+ value for the bottom of the text seg in those cases. */
+ if (nlist.n_value == ANOFFSET (objfile->section_offsets,
+ SECT_OFF_TEXT (objfile))
+ && gdbarch_sofun_address_maybe_missing (current_gdbarch))
+ {
+ CORE_ADDR minsym_valu =
+ find_stab_function_addr (namestring,
+ pst ? pst->filename : NULL,
+ objfile);
+ /* find_stab_function_addr will return 0 if the minimal
+ symbol wasn't found. (Unfortunately, this might also
+ be a valid address.) Anyway, if it *does* return 0,
+ it is likely that the value was set correctly to begin
+ with... */
+ if (minsym_valu != 0)
+ nlist.n_value = minsym_valu;
+ }
+ if (pst && textlow_not_set
+ && gdbarch_sofun_address_maybe_missing (current_gdbarch))
+ {
+ pst->textlow = nlist.n_value;
+ textlow_not_set = 0;
+ }
+ /* End kludge. */
+
+ /* Keep track of the start of the last function so we
+ can handle end of function symbols. */
+ last_function_start = nlist.n_value;
+
+ /* In reordered executables this function may lie outside
+ the bounds created by N_SO symbols. If that's the case
+ use the address of this function as the low bound for
+ the partial symbol table. */
+ if (pst
+ && (textlow_not_set
+ || (nlist.n_value < pst->textlow
+ && (nlist.n_value
+ != ANOFFSET (objfile->section_offsets,
+ SECT_OFF_TEXT (objfile))))))
+ {
+ pst->textlow = nlist.n_value;
+ textlow_not_set = 0;
+ }
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_BLOCK,
+ &objfile->static_psymbols,
+ 0, nlist.n_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;
+ /* 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);
+ }
+ nlist.n_value += ANOFFSET (objfile->section_offsets,
+ SECT_OFF_TEXT (objfile));
+ /* Kludges for ELF/STABS with Sun ACC */
+ last_function_name = namestring;
+ /* Do not fix textlow==0 for .o or NLM files, as 0 is a legit
+ value for the bottom of the text seg in those cases. */
+ if (nlist.n_value == ANOFFSET (objfile->section_offsets,
+ SECT_OFF_TEXT (objfile))
+ && gdbarch_sofun_address_maybe_missing (current_gdbarch))
+ {
+ CORE_ADDR minsym_valu =
+ find_stab_function_addr (namestring,
+ pst ? pst->filename : NULL,
+ objfile);
+ /* find_stab_function_addr will return 0 if the minimal
+ symbol wasn't found. (Unfortunately, this might also
+ be a valid address.) Anyway, if it *does* return 0,
+ it is likely that the value was set correctly to begin
+ with... */
+ if (minsym_valu != 0)
+ nlist.n_value = minsym_valu;
+ }
+ if (pst && textlow_not_set
+ && gdbarch_sofun_address_maybe_missing (current_gdbarch))
+ {
+ pst->textlow = nlist.n_value;
+ textlow_not_set = 0;
+ }
+ /* End kludge. */
+
+ /* Keep track of the start of the last function so we
+ can handle end of function symbols. */
+ last_function_start = nlist.n_value;
+
+ /* In reordered executables this function may lie outside
+ the bounds created by N_SO symbols. If that's the case
+ use the address of this function as the low bound for
+ the partial symbol table. */
+ if (pst
+ && (textlow_not_set
+ || (nlist.n_value < pst->textlow
+ && (nlist.n_value
+ != ANOFFSET (objfile->section_offsets,
+ SECT_OFF_TEXT (objfile))))))
+ {
+ pst->textlow = nlist.n_value;
+ textlow_not_set = 0;
+ }
+ add_psymbol_to_list (namestring, p - namestring,
+ VAR_DOMAIN, LOC_BLOCK,
+ &objfile->global_psymbols,
+ 0, nlist.n_value,
+ psymtab_language, objfile);
+ 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;
+ /* 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;
- 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 ':':
+ /* 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;
- case N_EXCL:
+ 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:
namestring = set_namestring (objfile, nlist);
}
continue;
- case N_ENDM:
+ case N_ENDM:
/* 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 && gdbarch_sofun_address_maybe_missing (current_gdbarch))
- {
- end_psymtab (pst, psymtab_include_list, includes_used,
- symnum * symbol_size,
- (CORE_ADDR) 0,
- dependency_list, dependencies_used, textlow_not_set);
- pst = (struct partial_symtab *) 0;
- includes_used = 0;
- dependencies_used = 0;
- }
+ {
+ end_psymtab (pst, psymtab_include_list, includes_used,
+ symnum * symbol_size,
+ (CORE_ADDR) 0,
+ dependency_list, dependencies_used, textlow_not_set);
+ pst = (struct partial_symtab *) 0;
+ includes_used = 0;
+ dependencies_used = 0;
+ }
continue;
- case N_RBRAC:
+ case N_RBRAC:
#ifdef HANDLE_RBRAC
HANDLE_RBRAC (nlist.n_value);
continue;
#endif
- case N_EINCL:
- case N_DSLINE:
- case N_BSLINE:
- case N_SSYM: /* Claim: Structure or union element.
+ 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:
- case N_PATCH:
+ 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:
+ case N_PATCH:
/* These symbols aren't interesting; don't worry about them */
continue;
- default:
+ default:
/* If we haven't found it yet, ignore it. It's probably some
new type we don't know about yet. */
unknown_symtype_complaint (hex_string (nlist.n_type));
projects / binutils-gdb.git / commitdiff