diff options
author | Doug Evans <dje@google.com> | 2008-01-28 23:19:41 +0000 |
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committer | Doug Evans <dje@google.com> | 2008-01-28 23:19:41 +0000 |
commit | 9ce5d3bb2e2bca0d22fe27564d84671f80042110 (patch) | |
tree | 079e996c570515db94a9d516f12be039f37e9371 | |
parent | f937e47c8a89beb5fbd035e7173ffdcc66a1b5b6 (diff) | |
download | gdb-9ce5d3bb2e2bca0d22fe27564d84671f80042110.zip gdb-9ce5d3bb2e2bca0d22fe27564d84671f80042110.tar.gz gdb-9ce5d3bb2e2bca0d22fe27564d84671f80042110.tar.bz2 |
* dbxread.c (read_dbx_symtab): Fix indentation.
-rw-r--r-- | gdb/ChangeLog | 4 | ||||
-rw-r--r-- | gdb/dbxread.c | 958 |
2 files changed, 483 insertions, 479 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 6b2fc5a..7c140a8 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,7 @@ +2008-01-28 Doug Evans <dje@google.com> + + * dbxread.c (read_dbx_symtab): Fix indentation. + 2008-01-28 Daniel Jacobowitz <dan@codesourcery.com> * fork-child.c (SHELL_FILE): Remove #ifndef. diff --git a/gdb/dbxread.c b/gdb/dbxread.c index aa4dece..277008c 100644 --- a/gdb/dbxread.c +++ b/gdb/dbxread.c @@ -1312,52 +1312,52 @@ read_dbx_symtab (struct objfile *objfile) 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); @@ -1365,78 +1365,78 @@ read_dbx_symtab (struct objfile *objfile) 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 . . . */ @@ -1444,24 +1444,24 @@ read_dbx_symtab (struct objfile *objfile) /* * 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; @@ -1537,18 +1537,18 @@ read_dbx_symtab (struct objfile *objfile) 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 @@ -1568,15 +1568,15 @@ read_dbx_symtab (struct objfile *objfile) 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 */ @@ -1584,7 +1584,7 @@ pos %d"), goto record_include_file; } - case N_SOL: + case N_SOL: { enum language tmp_language; /* Mark down an include file in the current psymtab */ @@ -1612,7 +1612,7 @@ pos %d"), 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++) @@ -1625,58 +1625,58 @@ pos %d"), 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. */ @@ -1688,328 +1688,328 @@ pos %d"), 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); @@ -2063,58 +2063,58 @@ pos %d"), } 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)); |