X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fstabsread.c;h=a260fc76b5619b634d8d8f41e99103cfb91014e6;hb=5985ac614d7e8ae65faadf62e9302c1c096b5647;hp=c52f960616ea4049312cc87ea5971fc866e3f40e;hpb=b021a2216627b2a56696125ff8a28985aae605e3;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/stabsread.c b/gdb/stabsread.c index c52f960616..a260fc76b5 100644 --- a/gdb/stabsread.c +++ b/gdb/stabsread.c @@ -1,8 +1,6 @@ /* Support routines for decoding "stabs" debugging information format. - Copyright (C) 1986, 1987, 1988, 1989, 1990, 1991, 1992, 1993, 1994, 1995, - 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, - 2008, 2009, 2010, 2011 Free Software Foundation, Inc. + Copyright (C) 1986-2018 Free Software Foundation, Inc. This file is part of GDB. @@ -20,13 +18,13 @@ along with this program. If not, see . */ /* Support routines for reading and decoding debugging information in - the "stabs" format. This format is used with many systems that use - the a.out object file format, as well as some systems that use - COFF or ELF where the stabs data is placed in a special section. - Avoid placing any object file format specific code in this file. */ + the "stabs" format. This format is used by some systems that use + COFF or ELF where the stabs data is placed in a special section (as + well as with many old systems that used the a.out object file + format). Avoid placing any object file format specific code in + this file. */ #include "defs.h" -#include "gdb_string.h" #include "bfd.h" #include "gdb_obstack.h" #include "symtab.h" @@ -41,12 +39,12 @@ #include "buildsym.h" #include "complaints.h" #include "demangle.h" +#include "gdb-demangle.h" #include "language.h" -#include "doublest.h" +#include "target-float.h" #include "cp-abi.h" #include "cp-support.h" -#include "gdb_assert.h" - +#include "bcache.h" #include /* Ask stabsread.h to define the vars it normally declares `extern'. */ @@ -55,7 +53,23 @@ #include "stabsread.h" /* Our own declarations */ #undef EXTERN -extern void _initialize_stabsread (void); +struct nextfield +{ + struct nextfield *next; + + /* This is the raw visibility from the stab. It is not checked + for being one of the visibilities we recognize, so code which + examines this field better be able to deal. */ + int visibility; + + struct field field; +}; + +struct next_fnfieldlist +{ + struct next_fnfieldlist *next; + struct fn_fieldlist fn_fieldlist; +}; /* The routines that read and process a complete stabs for a C struct or C++ class pass lists of data member fields and lists of member function @@ -65,71 +79,57 @@ extern void _initialize_stabsread (void); struct field_info { - struct nextfield - { - struct nextfield *next; - - /* This is the raw visibility from the stab. It is not checked - for being one of the visibilities we recognize, so code which - examines this field better be able to deal. */ - int visibility; - - struct field field; - } - *list; - struct next_fnfieldlist - { - struct next_fnfieldlist *next; - struct fn_fieldlist fn_fieldlist; - } - *fnlist; + struct nextfield *list; + struct next_fnfieldlist *fnlist; }; static void -read_one_struct_field (struct field_info *, char **, char *, +read_one_struct_field (struct field_info *, const char **, const char *, struct type *, struct objfile *); static struct type *dbx_alloc_type (int[2], struct objfile *); -static long read_huge_number (char **, int, int *, int); +static long read_huge_number (const char **, int, int *, int); -static struct type *error_type (char **, struct objfile *); +static struct type *error_type (const char **, struct objfile *); static void patch_block_stabs (struct pending *, struct pending_stabs *, struct objfile *); -static void fix_common_block (struct symbol *, int); +static void fix_common_block (struct symbol *, CORE_ADDR); -static int read_type_number (char **, int *); +static int read_type_number (const char **, int *); -static struct type *read_type (char **, struct objfile *); +static struct type *read_type (const char **, struct objfile *); -static struct type *read_range_type (char **, int[2], int, struct objfile *); +static struct type *read_range_type (const char **, int[2], + int, struct objfile *); -static struct type *read_sun_builtin_type (char **, int[2], struct objfile *); +static struct type *read_sun_builtin_type (const char **, + int[2], struct objfile *); -static struct type *read_sun_floating_type (char **, int[2], +static struct type *read_sun_floating_type (const char **, int[2], struct objfile *); -static struct type *read_enum_type (char **, struct type *, struct objfile *); +static struct type *read_enum_type (const char **, struct type *, struct objfile *); static struct type *rs6000_builtin_type (int, struct objfile *); static int -read_member_functions (struct field_info *, char **, struct type *, +read_member_functions (struct field_info *, const char **, struct type *, struct objfile *); static int -read_struct_fields (struct field_info *, char **, struct type *, +read_struct_fields (struct field_info *, const char **, struct type *, struct objfile *); static int -read_baseclasses (struct field_info *, char **, struct type *, +read_baseclasses (struct field_info *, const char **, struct type *, struct objfile *); static int -read_tilde_fields (struct field_info *, char **, struct type *, +read_tilde_fields (struct field_info *, const char **, struct type *, struct objfile *); static int attach_fn_fields_to_type (struct field_info *, struct type *); @@ -137,24 +137,25 @@ static int attach_fn_fields_to_type (struct field_info *, struct type *); static int attach_fields_to_type (struct field_info *, struct type *, struct objfile *); -static struct type *read_struct_type (char **, struct type *, +static struct type *read_struct_type (const char **, struct type *, enum type_code, struct objfile *); -static struct type *read_array_type (char **, struct type *, +static struct type *read_array_type (const char **, struct type *, struct objfile *); -static struct field *read_args (char **, int, struct objfile *, int *, int *); +static struct field *read_args (const char **, int, struct objfile *, + int *, int *); static void add_undefined_type (struct type *, int[2]); static int -read_cpp_abbrev (struct field_info *, char **, struct type *, +read_cpp_abbrev (struct field_info *, const char **, struct type *, struct objfile *); -static char *find_name_end (char *name); +static const char *find_name_end (const char *name); -static int process_reference (char **string); +static int process_reference (const char **string); void stabsread_clear_cache (void); @@ -164,21 +165,20 @@ static const char vb_name[] = "_vb$"; static void invalid_cpp_abbrev_complaint (const char *arg1) { - complaint (&symfile_complaints, _("invalid C++ abbreviation `%s'"), arg1); + complaint (_("invalid C++ abbreviation `%s'"), arg1); } static void reg_value_complaint (int regnum, int num_regs, const char *sym) { - complaint (&symfile_complaints, - _("register number %d too large (max %d) in symbol %s"), + complaint (_("bad register number %d (max %d) in symbol %s"), regnum, num_regs - 1, sym); } static void stabs_general_complaint (const char *arg1) { - complaint (&symfile_complaints, "%s", arg1); + complaint ("%s", arg1); } /* Make a list of forward references which haven't been defined. */ @@ -208,6 +208,23 @@ static int noname_undefs_length; if (**(pp) == '\\' || (**(pp) == '?' && (*(pp))[1] == '\0')) \ *(pp) = next_symbol_text (objfile); \ } while (0) + +/* Vector of types defined so far, indexed by their type numbers. + (In newer sun systems, dbx uses a pair of numbers in parens, + as in "(SUBFILENUM,NUMWITHINSUBFILE)". + Then these numbers must be translated through the type_translations + hash table to get the index into the type vector.) */ + +static struct type **type_vector; + +/* Number of elements allocated for type_vector currently. */ + +static int type_vector_length; + +/* Initial size of type vector. Is realloc'd larger if needed, and + realloc'd down to the size actually used, when completed. */ + +#define INITIAL_TYPE_VECTOR_LENGTH 160 /* Look up a dbx type-number pair. Return the address of the slot @@ -232,8 +249,7 @@ dbx_lookup_type (int typenums[2], struct objfile *objfile) if (filenum < 0 || filenum >= n_this_object_header_files) { - complaint (&symfile_complaints, - _("Invalid symbol data: type number " + complaint (_("Invalid symbol data: type number " "(%d,%d) out of range at symtab pos %d."), filenum, index, symnum); goto error_return; @@ -262,8 +278,7 @@ dbx_lookup_type (int typenums[2], struct objfile *objfile) if (old_len == 0) { type_vector_length = INITIAL_TYPE_VECTOR_LENGTH; - type_vector = (struct type **) - xmalloc (type_vector_length * sizeof (struct type *)); + type_vector = XNEWVEC (struct type *, type_vector_length); } while (index >= type_vector_length) { @@ -339,6 +354,24 @@ dbx_alloc_type (int typenums[2], struct objfile *objfile) return (*type_addr); } +/* Allocate a floating-point type of size BITS. */ + +static struct type * +dbx_init_float_type (struct objfile *objfile, int bits) +{ + struct gdbarch *gdbarch = get_objfile_arch (objfile); + const struct floatformat **format; + struct type *type; + + format = gdbarch_floatformat_for_type (gdbarch, NULL, bits); + if (format) + type = init_float_type (objfile, bits, NULL, format); + else + type = init_type (objfile, TYPE_CODE_ERROR, bits, NULL); + + return type; +} + /* for all the stabs in a given stab vector, build appropriate types and fix their symbols in given symbol vector. */ @@ -348,7 +381,7 @@ patch_block_stabs (struct pending *symbols, struct pending_stabs *stabs, { int ii; char *name; - char *pp; + const char *pp; struct symbol *sym; if (stabs) @@ -380,16 +413,12 @@ patch_block_stabs (struct pending *symbols, struct pending_stabs *stabs, /* On xcoff, if a global is defined and never referenced, ld will remove it from the executable. There is then a N_GSYM stab for it, but no regular (C_EXT) symbol. */ - sym = (struct symbol *) - obstack_alloc (&objfile->objfile_obstack, - sizeof (struct symbol)); - - memset (sym, 0, sizeof (struct symbol)); + sym = allocate_symbol (objfile); SYMBOL_DOMAIN (sym) = VAR_DOMAIN; - SYMBOL_CLASS (sym) = LOC_OPTIMIZED_OUT; + SYMBOL_ACLASS_INDEX (sym) = LOC_OPTIMIZED_OUT; SYMBOL_SET_LINKAGE_NAME - (sym, obsavestring (name, pp - name, - &objfile->objfile_obstack)); + (sym, (char *) obstack_copy0 (&objfile->objfile_obstack, + name, pp - name)); pp += 2; if (*(pp - 1) == 'F' || *(pp - 1) == 'f') { @@ -432,7 +461,7 @@ patch_block_stabs (struct pending *symbols, struct pending_stabs *stabs, Returns 0 for success, -1 for error. */ static int -read_type_number (char **pp, int *typenums) +read_type_number (const char **pp, int *typenums) { int nbits; @@ -467,7 +496,7 @@ read_type_number (char **pp, int *typenums) struct ref_map { - char *stabs; + const char *stabs; CORE_ADDR value; struct symbol *sym; }; @@ -499,7 +528,7 @@ stabsread_clear_cache (void) find them, using their reference numbers as our index. These will be used later when we resolve references. */ void -ref_add (int refnum, struct symbol *sym, char *stabs, CORE_ADDR value) +ref_add (int refnum, struct symbol *sym, const char *stabs, CORE_ADDR value) { if (ref_count == 0) ref_chunk = 0; @@ -534,9 +563,9 @@ ref_search (int refnum) reference number. Move STRING beyond the reference id. */ static int -process_reference (char **string) +process_reference (const char **string) { - char *p; + const char *p; int refnum = 0; if (**string != '#') @@ -559,9 +588,9 @@ process_reference (char **string) definition for later use. Return the reference number. */ int -symbol_reference_defined (char **string) +symbol_reference_defined (const char **string) { - char *p = *string; + const char *p = *string; int refnum = 0; refnum = process_reference (&p); @@ -587,8 +616,9 @@ stab_reg_to_regnum (struct symbol *sym, struct gdbarch *gdbarch) { int regno = gdbarch_stab_reg_to_regnum (gdbarch, SYMBOL_VALUE (sym)); - if (regno >= gdbarch_num_regs (gdbarch) - + gdbarch_num_pseudo_regs (gdbarch)) + if (regno < 0 + || regno >= (gdbarch_num_regs (gdbarch) + + gdbarch_num_pseudo_regs (gdbarch))) { reg_value_complaint (regno, gdbarch_num_regs (gdbarch) @@ -605,17 +635,21 @@ static const struct symbol_register_ops stab_register_funcs = { stab_reg_to_regnum }; +/* The "aclass" indices for computed symbols. */ + +static int stab_register_index; +static int stab_regparm_index; + struct symbol * -define_symbol (CORE_ADDR valu, char *string, int desc, int type, +define_symbol (CORE_ADDR valu, const char *string, int desc, int type, struct objfile *objfile) { struct gdbarch *gdbarch = get_objfile_arch (objfile); struct symbol *sym; - char *p = (char *) find_name_end (string); + const char *p = find_name_end (string); int deftype; int synonym = 0; int i; - char *new_name = NULL; /* We would like to eliminate nameless symbols, but keep their types. E.g. stab entry ":t10=*2" should produce a type 10, which is a pointer @@ -636,28 +670,19 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, { p += 2; p = strchr (p, ':'); + if (p == NULL) + { + complaint ( + _("Bad stabs string '%s'"), string); + return NULL; + } } /* If a nameless stab entry, all we need is the type, not the symbol. e.g. ":t10=*2" or a nameless enum like " :T16=ered:0,green:1,blue:2,;" */ nameless = (p == string || ((string[0] == ' ') && (string[1] == ':'))); - current_symbol = sym = (struct symbol *) - obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol)); - memset (sym, 0, sizeof (struct symbol)); - - switch (type & N_TYPE) - { - case N_TEXT: - SYMBOL_SECTION (sym) = SECT_OFF_TEXT (objfile); - break; - case N_DATA: - SYMBOL_SECTION (sym) = SECT_OFF_DATA (objfile); - break; - case N_BSS: - SYMBOL_SECTION (sym) = SECT_OFF_BSS (objfile); - break; - } + current_symbol = sym = allocate_symbol (objfile); if (processing_gcc_compilation) { @@ -670,6 +695,9 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, SYMBOL_LINE (sym) = 0; /* unknown */ } + SYMBOL_SET_LANGUAGE (sym, current_subfile->language, + &objfile->objfile_obstack); + if (is_cplus_marker (string[0])) { /* Special GNU C++ names. */ @@ -694,10 +722,10 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, /* SunPRO (3.0 at least) static variable encoding. */ if (gdbarch_static_transform_name_p (gdbarch)) goto normal; - /* ... fall through ... */ + /* fall through */ default: - complaint (&symfile_complaints, _("Unknown C++ symbol name `%s'"), + complaint (_("Unknown C++ symbol name `%s'"), string); goto normal; /* Do *something* with it. */ } @@ -705,25 +733,27 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, else { normal: - SYMBOL_SET_LANGUAGE (sym, current_subfile->language); + std::string new_name; + if (SYMBOL_LANGUAGE (sym) == language_cplus) { - char *name = alloca (p - string + 1); + char *name = (char *) alloca (p - string + 1); memcpy (name, string, p - string); name[p - string] = '\0'; new_name = cp_canonicalize_string (name); } - if (new_name != NULL) + if (!new_name.empty ()) { - SYMBOL_SET_NAMES (sym, new_name, strlen (new_name), 1, objfile); - xfree (new_name); + SYMBOL_SET_NAMES (sym, + new_name.c_str (), new_name.length (), + 1, objfile); } else SYMBOL_SET_NAMES (sym, string, p - string, 1, objfile); if (SYMBOL_LANGUAGE (sym) == language_cplus) - cp_scan_for_anonymous_namespaces (sym); + cp_scan_for_anonymous_namespaces (sym, objfile); } p++; @@ -756,7 +786,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, (where type 6 is defined by "blobs:t6=eblob1:0,blob2:1,;"). */ if (*p != '=') { - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; SYMBOL_TYPE (sym) = error_type (&p, objfile); SYMBOL_DOMAIN (sym) = VAR_DOMAIN; add_symbol_to_list (sym, &file_symbols); @@ -767,23 +797,19 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, { case 'r': { - double d = atof (p); gdb_byte *dbl_valu; struct type *dbl_type; - /* FIXME-if-picky-about-floating-accuracy: Should be using - target arithmetic to get the value. real.c in GCC - probably has the necessary code. */ - dbl_type = objfile_type (objfile)->builtin_double; - dbl_valu = - obstack_alloc (&objfile->objfile_obstack, - TYPE_LENGTH (dbl_type)); - store_typed_floating (dbl_valu, dbl_type, d); + dbl_valu + = (gdb_byte *) obstack_alloc (&objfile->objfile_obstack, + TYPE_LENGTH (dbl_type)); + + target_float_from_string (dbl_valu, dbl_type, std::string (p)); SYMBOL_TYPE (sym) = dbl_type; SYMBOL_VALUE_BYTES (sym) = dbl_valu; - SYMBOL_CLASS (sym) = LOC_CONST_BYTES; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST_BYTES; } break; case 'i': @@ -797,7 +823,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, SYMBOL_TYPE (sym) = objfile_type (objfile)->builtin_long; SYMBOL_VALUE (sym) = atoi (p); - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; } break; @@ -805,7 +831,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, { SYMBOL_TYPE (sym) = objfile_type (objfile)->builtin_char; SYMBOL_VALUE (sym) = atoi (p); - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; } break; @@ -819,7 +845,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, if (quote != '\'' && quote != '"') { - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; SYMBOL_TYPE (sym) = error_type (&p, objfile); SYMBOL_DOMAIN (sym) = VAR_DOMAIN; add_symbol_to_list (sym, &file_symbols); @@ -844,7 +870,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, } if (*p != quote) { - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; SYMBOL_TYPE (sym) = error_type (&p, objfile); SYMBOL_DOMAIN (sym) = VAR_DOMAIN; add_symbol_to_list (sym, &file_symbols); @@ -854,18 +880,19 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, /* NULL terminate the string. */ string_local[ind] = 0; range_type - = create_range_type (NULL, - objfile_type (objfile)->builtin_int, - 0, ind); + = create_static_range_type (NULL, + objfile_type (objfile)->builtin_int, + 0, ind); SYMBOL_TYPE (sym) = create_array_type (NULL, objfile_type (objfile)->builtin_char, range_type); - string_value = obstack_alloc (&objfile->objfile_obstack, ind + 1); + string_value + = (gdb_byte *) obstack_alloc (&objfile->objfile_obstack, ind + 1); memcpy (string_value, string_local, ind + 1); p++; SYMBOL_VALUE_BYTES (sym) = string_value; - SYMBOL_CLASS (sym) = LOC_CONST_BYTES; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST_BYTES; } break; @@ -875,7 +902,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, e.g. "b:c=e6,0" for "const b = blob1" (where type 6 is defined by "blobs:t6=eblob1:0,blob2:1,;"). */ { - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; SYMBOL_TYPE (sym) = read_type (&p, objfile); if (*p != ',') @@ -896,7 +923,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, break; default: { - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; SYMBOL_TYPE (sym) = error_type (&p, objfile); } } @@ -907,7 +934,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'C': /* The name of a caught exception. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_LABEL; + SYMBOL_ACLASS_INDEX (sym) = LOC_LABEL; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; SYMBOL_VALUE_ADDRESS (sym) = valu; add_symbol_to_list (sym, &local_symbols); @@ -916,7 +943,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'f': /* A static function definition. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_BLOCK; + SYMBOL_ACLASS_INDEX (sym) = LOC_BLOCK; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; add_symbol_to_list (sym, &file_symbols); /* fall into process_function_types. */ @@ -945,7 +972,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, struct type *ftype = SYMBOL_TYPE (sym); int nsemi = 0; int nparams = 0; - char *p1 = p; + const char *p1 = p; /* Obtain a worst case guess for the number of arguments by counting the semicolons. */ @@ -987,7 +1014,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'F': /* A global function definition. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_BLOCK; + SYMBOL_ACLASS_INDEX (sym) = LOC_BLOCK; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; add_symbol_to_list (sym, &global_symbols); goto process_function_types; @@ -998,7 +1025,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, corresponding linker definition to find the value. These definitions appear at the end of the namelist. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_STATIC; + SYMBOL_ACLASS_INDEX (sym) = LOC_STATIC; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; /* Don't add symbol references to global_sym_chain. Symbol references don't have valid names and wont't match up with @@ -1019,7 +1046,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 's': case 'l': SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_LOCAL; + SYMBOL_ACLASS_INDEX (sym) = LOC_LOCAL; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; add_symbol_to_list (sym, &local_symbols); @@ -1039,7 +1066,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, else SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_ARG; + SYMBOL_ACLASS_INDEX (sym) = LOC_ARG; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; SYMBOL_IS_ARGUMENT (sym) = 1; @@ -1072,6 +1099,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, } break; } + /* Fall through. */ case 'P': /* acc seems to use P to declare the prototypes of functions that @@ -1087,8 +1115,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'R': /* Parameter which is in a register. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_REGISTER; - SYMBOL_REGISTER_OPS (sym) = &stab_register_funcs; + SYMBOL_ACLASS_INDEX (sym) = stab_register_index; SYMBOL_IS_ARGUMENT (sym) = 1; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; @@ -1098,8 +1125,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'r': /* Register variable (either global or local). */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_REGISTER; - SYMBOL_REGISTER_OPS (sym) = &stab_register_funcs; + SYMBOL_ACLASS_INDEX (sym) = stab_register_index; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; if (within_function) @@ -1136,8 +1162,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, && strcmp (SYMBOL_LINKAGE_NAME (prev_sym), SYMBOL_LINKAGE_NAME (sym)) == 0) { - SYMBOL_CLASS (prev_sym) = LOC_REGISTER; - SYMBOL_REGISTER_OPS (prev_sym) = &stab_register_funcs; + SYMBOL_ACLASS_INDEX (prev_sym) = stab_register_index; /* Use the type from the LOC_REGISTER; that is the type that is actually in that register. */ SYMBOL_TYPE (prev_sym) = SYMBOL_TYPE (sym); @@ -1155,24 +1180,24 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'S': /* Static symbol at top level of file. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_STATIC; + SYMBOL_ACLASS_INDEX (sym) = LOC_STATIC; SYMBOL_VALUE_ADDRESS (sym) = valu; if (gdbarch_static_transform_name_p (gdbarch) && gdbarch_static_transform_name (gdbarch, SYMBOL_LINKAGE_NAME (sym)) != SYMBOL_LINKAGE_NAME (sym)) { - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; msym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (sym), NULL, objfile); - if (msym != NULL) + if (msym.minsym != NULL) { - char *new_name = gdbarch_static_transform_name + const char *new_name = gdbarch_static_transform_name (gdbarch, SYMBOL_LINKAGE_NAME (sym)); SYMBOL_SET_LINKAGE_NAME (sym, new_name); - SYMBOL_VALUE_ADDRESS (sym) = SYMBOL_VALUE_ADDRESS (msym); + SYMBOL_VALUE_ADDRESS (sym) = BMSYMBOL_VALUE_ADDRESS (msym); } } SYMBOL_DOMAIN (sym) = VAR_DOMAIN; @@ -1204,7 +1229,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, if (nameless) return NULL; - SYMBOL_CLASS (sym) = LOC_TYPEDEF; + SYMBOL_ACLASS_INDEX (sym) = LOC_TYPEDEF; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; /* C++ vagaries: we may have a type which is derived from @@ -1221,7 +1246,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, for (j = TYPE_N_BASECLASSES (SYMBOL_TYPE (sym)) - 1; j >= 0; j--) if (TYPE_BASECLASS_NAME (SYMBOL_TYPE (sym), j) == 0) TYPE_BASECLASS_NAME (SYMBOL_TYPE (sym), j) = - type_name_no_tag (TYPE_BASECLASS (SYMBOL_TYPE (sym), j)); + TYPE_NAME (TYPE_BASECLASS (SYMBOL_TYPE (sym), j)); } if (TYPE_NAME (SYMBOL_TYPE (sym)) == NULL) @@ -1285,11 +1310,10 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, if (synonym) { /* Create the STRUCT_DOMAIN clone. */ - struct symbol *struct_sym = (struct symbol *) - obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol)); + struct symbol *struct_sym = allocate_symbol (objfile); *struct_sym = *sym; - SYMBOL_CLASS (struct_sym) = LOC_TYPEDEF; + SYMBOL_ACLASS_INDEX (struct_sym) = LOC_TYPEDEF; SYMBOL_VALUE (struct_sym) = valu; SYMBOL_DOMAIN (struct_sym) = STRUCT_DOMAIN; if (TYPE_NAME (SYMBOL_TYPE (sym)) == 0) @@ -1317,11 +1341,11 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, if (nameless) return NULL; - SYMBOL_CLASS (sym) = LOC_TYPEDEF; + SYMBOL_ACLASS_INDEX (sym) = LOC_TYPEDEF; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = STRUCT_DOMAIN; - if (TYPE_TAG_NAME (SYMBOL_TYPE (sym)) == 0) - TYPE_TAG_NAME (SYMBOL_TYPE (sym)) + if (TYPE_NAME (SYMBOL_TYPE (sym)) == 0) + TYPE_NAME (SYMBOL_TYPE (sym)) = obconcat (&objfile->objfile_obstack, SYMBOL_LINKAGE_NAME (sym), (char *) NULL); @@ -1330,11 +1354,10 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, if (synonym) { /* Clone the sym and then modify it. */ - struct symbol *typedef_sym = (struct symbol *) - obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol)); + struct symbol *typedef_sym = allocate_symbol (objfile); *typedef_sym = *sym; - SYMBOL_CLASS (typedef_sym) = LOC_TYPEDEF; + SYMBOL_ACLASS_INDEX (typedef_sym) = LOC_TYPEDEF; SYMBOL_VALUE (typedef_sym) = valu; SYMBOL_DOMAIN (typedef_sym) = VAR_DOMAIN; if (TYPE_NAME (SYMBOL_TYPE (sym)) == 0) @@ -1349,24 +1372,24 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'V': /* Static symbol of local scope. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_STATIC; + SYMBOL_ACLASS_INDEX (sym) = LOC_STATIC; SYMBOL_VALUE_ADDRESS (sym) = valu; if (gdbarch_static_transform_name_p (gdbarch) && gdbarch_static_transform_name (gdbarch, SYMBOL_LINKAGE_NAME (sym)) != SYMBOL_LINKAGE_NAME (sym)) { - struct minimal_symbol *msym; + struct bound_minimal_symbol msym; msym = lookup_minimal_symbol (SYMBOL_LINKAGE_NAME (sym), NULL, objfile); - if (msym != NULL) + if (msym.minsym != NULL) { - char *new_name = gdbarch_static_transform_name + const char *new_name = gdbarch_static_transform_name (gdbarch, SYMBOL_LINKAGE_NAME (sym)); SYMBOL_SET_LINKAGE_NAME (sym, new_name); - SYMBOL_VALUE_ADDRESS (sym) = SYMBOL_VALUE_ADDRESS (msym); + SYMBOL_VALUE_ADDRESS (sym) = BMSYMBOL_VALUE_ADDRESS (msym); } } SYMBOL_DOMAIN (sym) = VAR_DOMAIN; @@ -1376,7 +1399,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'v': /* Reference parameter */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_REF_ARG; + SYMBOL_ACLASS_INDEX (sym) = LOC_REF_ARG; SYMBOL_IS_ARGUMENT (sym) = 1; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; @@ -1386,8 +1409,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, case 'a': /* Reference parameter which is in a register. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_REGPARM_ADDR; - SYMBOL_REGISTER_OPS (sym) = &stab_register_funcs; + SYMBOL_ACLASS_INDEX (sym) = stab_regparm_index; SYMBOL_IS_ARGUMENT (sym) = 1; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; @@ -1400,7 +1422,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, that Pascal uses it too, but when I tried it Pascal used "x:3" (local symbol) instead. */ SYMBOL_TYPE (sym) = read_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_LOCAL; + SYMBOL_ACLASS_INDEX (sym) = LOC_LOCAL; SYMBOL_VALUE (sym) = valu; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; add_symbol_to_list (sym, &local_symbols); @@ -1408,7 +1430,7 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, default: SYMBOL_TYPE (sym) = error_type (&p, objfile); - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; SYMBOL_VALUE (sym) = 0; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; add_symbol_to_list (sym, &file_symbols); @@ -1425,11 +1447,11 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, /* We have to convert LOC_REGISTER to LOC_REGPARM_ADDR (for variables passed in a register). */ if (SYMBOL_CLASS (sym) == LOC_REGISTER) - SYMBOL_CLASS (sym) = LOC_REGPARM_ADDR; + SYMBOL_ACLASS_INDEX (sym) = LOC_REGPARM_ADDR; /* Likewise for converting LOC_ARG to LOC_REF_ARG (for the 7th and subsequent arguments on SPARC, for example). */ else if (SYMBOL_CLASS (sym) == LOC_ARG) - SYMBOL_CLASS (sym) = LOC_REF_ARG; + SYMBOL_ACLASS_INDEX (sym) = LOC_REF_ARG; } return sym; @@ -1465,10 +1487,9 @@ define_symbol (CORE_ADDR valu, char *string, int desc, int type, debugger will be able to read the new symbol tables. */ static struct type * -error_type (char **pp, struct objfile *objfile) +error_type (const char **pp, struct objfile *objfile) { - complaint (&symfile_complaints, - _("couldn't parse type; debugger out of date?")); + complaint (_("couldn't parse type; debugger out of date?")); while (1) { /* Skip to end of symbol. */ @@ -1498,7 +1519,7 @@ error_type (char **pp, struct objfile *objfile) deciding whether to call read_type. */ static struct type * -read_type (char **pp, struct objfile *objfile) +read_type (const char **pp, struct objfile *objfile) { struct type *type = 0; struct type *type1; @@ -1570,7 +1591,7 @@ again: char *type_name; { - char *from, *to, *p, *q1, *q2; + const char *from, *p, *q1, *q2; /* Set the type code according to the following letter. */ switch ((*pp)[0]) @@ -1588,8 +1609,7 @@ again: { /* Complain and keep going, so compilers can invent new cross-reference types. */ - complaint (&symfile_complaints, - _("Unrecognized cross-reference type `%c'"), + complaint (_("Unrecognized cross-reference type `%c'"), (*pp)[0]); code = TYPE_CODE_STRUCT; break; @@ -1620,21 +1640,23 @@ again: type_name = NULL; if (current_subfile->language == language_cplus) { - char *new_name, *name = alloca (p - *pp + 1); + char *name = (char *) alloca (p - *pp + 1); memcpy (name, *pp, p - *pp); name[p - *pp] = '\0'; - new_name = cp_canonicalize_string (name); - if (new_name != NULL) + + std::string new_name = cp_canonicalize_string (name); + if (!new_name.empty ()) { - type_name = obsavestring (new_name, strlen (new_name), - &objfile->objfile_obstack); - xfree (new_name); + type_name + = (char *) obstack_copy0 (&objfile->objfile_obstack, + new_name.c_str (), + new_name.length ()); } } if (type_name == NULL) { - to = type_name = (char *) + char *to = type_name = (char *) obstack_alloc (&objfile->objfile_obstack, p - *pp + 1); /* Copy the name. */ @@ -1678,7 +1700,7 @@ again: type. */ type = dbx_alloc_type (typenums, objfile); TYPE_CODE (type) = code; - TYPE_TAG_NAME (type) = type_name; + TYPE_NAME (type) = type_name; INIT_CPLUS_SPECIFIC (type); TYPE_STUB (type) = 1; @@ -1743,7 +1765,6 @@ again: copies of a type otherwise. */ replace_type (type, xtype); TYPE_NAME (type) = NULL; - TYPE_TAG_NAME (type) = NULL; } else { @@ -1767,7 +1788,8 @@ again: case '&': /* Reference to another type */ type1 = read_type (pp, objfile); - type = make_reference_type (type1, dbx_lookup_type (typenums, objfile)); + type = make_reference_type (type1, dbx_lookup_type (typenums, objfile), + TYPE_CODE_REF); break; case 'f': /* Function returning another type */ @@ -1806,18 +1828,17 @@ again: while (**pp && **pp != '#') { struct type *arg_type = read_type (pp, objfile); - struct type_list *new = alloca (sizeof (*new)); - new->type = arg_type; - new->next = arg_types; - arg_types = new; + struct type_list *newobj = XALLOCA (struct type_list); + newobj->type = arg_type; + newobj->next = arg_types; + arg_types = newobj; num_args++; } if (**pp == '#') ++*pp; else { - complaint (&symfile_complaints, - _("Prototyped function type didn't " + complaint (_("Prototyped function type didn't " "end arguments with `#':\n%s"), type_start); } @@ -1882,7 +1903,7 @@ again: else /* type attribute */ { - char *attr = *pp; + const char *attr = *pp; /* Skip to the semicolon. */ while (**pp != ';' && **pp != '\0') @@ -1929,8 +1950,7 @@ again: (*pp)++; return_type = read_type (pp, objfile); if (*(*pp)++ != ';') - complaint (&symfile_complaints, - _("invalid (minimal) member type " + complaint (_("invalid (minimal) member type " "data format at symtab pos %d."), symnum); type = allocate_stub_method (return_type); @@ -2019,11 +2039,9 @@ again: make_vector_type (type); break; - case 'S': /* Set or bitstring type */ + case 'S': /* Set type */ type1 = read_type (pp, objfile); type = create_set_type ((struct type *) NULL, type1); - if (is_string) - TYPE_CODE (type) = TYPE_CODE_BITSTRING; if (typenums[0] != -1) *dbx_lookup_type (typenums, objfile) = type; break; @@ -2055,8 +2073,8 @@ static const struct objfile_data *rs6000_builtin_type_data; static struct type * rs6000_builtin_type (int typenum, struct objfile *objfile) { - struct type **negative_types = objfile_data (objfile, - rs6000_builtin_type_data); + struct type **negative_types + = (struct type **) objfile_data (objfile, rs6000_builtin_type_data); /* We recognize types numbered from -NUMBER_RECOGNIZED to -1. */ #define NUMBER_RECOGNIZED 34 @@ -2064,7 +2082,7 @@ rs6000_builtin_type (int typenum, struct objfile *objfile) if (typenum >= 0 || typenum < -NUMBER_RECOGNIZED) { - complaint (&symfile_complaints, _("Unknown builtin type %d"), typenum); + complaint (_("Unknown builtin type %d"), typenum); return objfile_type (objfile)->builtin_error; } @@ -2095,129 +2113,121 @@ rs6000_builtin_type (int typenum, struct objfile *objfile) is other than 32 bits, then it should use a new negative type number (or avoid negative type numbers for that case). See stabs.texinfo. */ - rettype = init_type (TYPE_CODE_INT, 4, 0, "int", objfile); + rettype = init_integer_type (objfile, 32, 0, "int"); break; case 2: - rettype = init_type (TYPE_CODE_INT, 1, 0, "char", objfile); + rettype = init_integer_type (objfile, 8, 0, "char"); + TYPE_NOSIGN (rettype) = 1; break; case 3: - rettype = init_type (TYPE_CODE_INT, 2, 0, "short", objfile); + rettype = init_integer_type (objfile, 16, 0, "short"); break; case 4: - rettype = init_type (TYPE_CODE_INT, 4, 0, "long", objfile); + rettype = init_integer_type (objfile, 32, 0, "long"); break; case 5: - rettype = init_type (TYPE_CODE_INT, 1, TYPE_FLAG_UNSIGNED, - "unsigned char", objfile); + rettype = init_integer_type (objfile, 8, 1, "unsigned char"); break; case 6: - rettype = init_type (TYPE_CODE_INT, 1, 0, "signed char", objfile); + rettype = init_integer_type (objfile, 8, 0, "signed char"); break; case 7: - rettype = init_type (TYPE_CODE_INT, 2, TYPE_FLAG_UNSIGNED, - "unsigned short", objfile); + rettype = init_integer_type (objfile, 16, 1, "unsigned short"); break; case 8: - rettype = init_type (TYPE_CODE_INT, 4, TYPE_FLAG_UNSIGNED, - "unsigned int", objfile); + rettype = init_integer_type (objfile, 32, 1, "unsigned int"); break; case 9: - rettype = init_type (TYPE_CODE_INT, 4, TYPE_FLAG_UNSIGNED, - "unsigned", objfile); + rettype = init_integer_type (objfile, 32, 1, "unsigned"); + break; case 10: - rettype = init_type (TYPE_CODE_INT, 4, TYPE_FLAG_UNSIGNED, - "unsigned long", objfile); + rettype = init_integer_type (objfile, 32, 1, "unsigned long"); break; case 11: - rettype = init_type (TYPE_CODE_VOID, 1, 0, "void", objfile); + rettype = init_type (objfile, TYPE_CODE_VOID, TARGET_CHAR_BIT, "void"); break; case 12: /* IEEE single precision (32 bit). */ - rettype = init_type (TYPE_CODE_FLT, 4, 0, "float", objfile); + rettype = init_float_type (objfile, 32, "float", + floatformats_ieee_single); break; case 13: /* IEEE double precision (64 bit). */ - rettype = init_type (TYPE_CODE_FLT, 8, 0, "double", objfile); + rettype = init_float_type (objfile, 64, "double", + floatformats_ieee_double); break; case 14: /* This is an IEEE double on the RS/6000, and different machines with different sizes for "long double" should use different negative type numbers. See stabs.texinfo. */ - rettype = init_type (TYPE_CODE_FLT, 8, 0, "long double", objfile); + rettype = init_float_type (objfile, 64, "long double", + floatformats_ieee_double); break; case 15: - rettype = init_type (TYPE_CODE_INT, 4, 0, "integer", objfile); + rettype = init_integer_type (objfile, 32, 0, "integer"); break; case 16: - rettype = init_type (TYPE_CODE_BOOL, 4, TYPE_FLAG_UNSIGNED, - "boolean", objfile); + rettype = init_boolean_type (objfile, 32, 1, "boolean"); break; case 17: - rettype = init_type (TYPE_CODE_FLT, 4, 0, "short real", objfile); + rettype = init_float_type (objfile, 32, "short real", + floatformats_ieee_single); break; case 18: - rettype = init_type (TYPE_CODE_FLT, 8, 0, "real", objfile); + rettype = init_float_type (objfile, 64, "real", + floatformats_ieee_double); break; case 19: - rettype = init_type (TYPE_CODE_ERROR, 0, 0, "stringptr", objfile); + rettype = init_type (objfile, TYPE_CODE_ERROR, 0, "stringptr"); break; case 20: - rettype = init_type (TYPE_CODE_CHAR, 1, TYPE_FLAG_UNSIGNED, - "character", objfile); + rettype = init_character_type (objfile, 8, 1, "character"); break; case 21: - rettype = init_type (TYPE_CODE_BOOL, 1, TYPE_FLAG_UNSIGNED, - "logical*1", objfile); + rettype = init_boolean_type (objfile, 8, 1, "logical*1"); break; case 22: - rettype = init_type (TYPE_CODE_BOOL, 2, TYPE_FLAG_UNSIGNED, - "logical*2", objfile); + rettype = init_boolean_type (objfile, 16, 1, "logical*2"); break; case 23: - rettype = init_type (TYPE_CODE_BOOL, 4, TYPE_FLAG_UNSIGNED, - "logical*4", objfile); + rettype = init_boolean_type (objfile, 32, 1, "logical*4"); break; case 24: - rettype = init_type (TYPE_CODE_BOOL, 4, TYPE_FLAG_UNSIGNED, - "logical", objfile); + rettype = init_boolean_type (objfile, 32, 1, "logical"); break; case 25: /* Complex type consisting of two IEEE single precision values. */ - rettype = init_type (TYPE_CODE_COMPLEX, 8, 0, "complex", objfile); - TYPE_TARGET_TYPE (rettype) = init_type (TYPE_CODE_FLT, 4, 0, "float", - objfile); + rettype = init_complex_type (objfile, "complex", + rs6000_builtin_type (12, objfile)); break; case 26: /* Complex type consisting of two IEEE double precision values. */ - rettype = init_type (TYPE_CODE_COMPLEX, 16, 0, "double complex", NULL); - TYPE_TARGET_TYPE (rettype) = init_type (TYPE_CODE_FLT, 8, 0, "double", - objfile); + rettype = init_complex_type (objfile, "double complex", + rs6000_builtin_type (13, objfile)); break; case 27: - rettype = init_type (TYPE_CODE_INT, 1, 0, "integer*1", objfile); + rettype = init_integer_type (objfile, 8, 0, "integer*1"); break; case 28: - rettype = init_type (TYPE_CODE_INT, 2, 0, "integer*2", objfile); + rettype = init_integer_type (objfile, 16, 0, "integer*2"); break; case 29: - rettype = init_type (TYPE_CODE_INT, 4, 0, "integer*4", objfile); + rettype = init_integer_type (objfile, 32, 0, "integer*4"); break; case 30: - rettype = init_type (TYPE_CODE_CHAR, 2, 0, "wchar", objfile); + rettype = init_character_type (objfile, 16, 0, "wchar"); break; case 31: - rettype = init_type (TYPE_CODE_INT, 8, 0, "long long", objfile); + rettype = init_integer_type (objfile, 64, 0, "long long"); break; case 32: - rettype = init_type (TYPE_CODE_INT, 8, TYPE_FLAG_UNSIGNED, - "unsigned long long", objfile); + rettype = init_integer_type (objfile, 64, 1, "unsigned long long"); break; case 33: - rettype = init_type (TYPE_CODE_INT, 8, TYPE_FLAG_UNSIGNED, - "logical*8", objfile); + rettype = init_integer_type (objfile, 64, 1, "logical*8"); break; case 34: - rettype = init_type (TYPE_CODE_INT, 8, 0, "integer*8", objfile); + rettype = init_integer_type (objfile, 64, 0, "integer*8"); break; } negative_types[-typenum] = rettype; @@ -2226,10 +2236,11 @@ rs6000_builtin_type (int typenum, struct objfile *objfile) /* This page contains subroutines of read_type. */ -/* Replace *OLD_NAME with the method name portion of PHYSNAME. */ +/* Wrapper around method_name_from_physname to flag a complaint + if there is an error. */ -static void -update_method_name_from_physname (char **old_name, char *physname) +static char * +stabs_method_name_from_physname (const char *physname) { char *method_name; @@ -2237,18 +2248,11 @@ update_method_name_from_physname (char **old_name, char *physname) if (method_name == NULL) { - complaint (&symfile_complaints, - _("Method has bad physname %s\n"), physname); - return; + complaint (_("Method has bad physname %s\n"), physname); + return NULL; } - if (strcmp (*old_name, method_name) != 0) - { - xfree (*old_name); - *old_name = method_name; - } - else - xfree (method_name); + return method_name; } /* Read member function stabs info for C++ classes. The form of each member @@ -2267,15 +2271,11 @@ update_method_name_from_physname (char **old_name, char *physname) Returns 1 for success, 0 for failure. */ static int -read_member_functions (struct field_info *fip, char **pp, struct type *type, - struct objfile *objfile) +read_member_functions (struct field_info *fip, const char **pp, + struct type *type, struct objfile *objfile) { int nfn_fields = 0; int length = 0; - /* Total number of member functions defined in this class. If the class - defines two `f' functions, and one `g' function, then this will have - the value 3. */ - int total_length = 0; int i; struct next_fnfield { @@ -2287,7 +2287,7 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, struct next_fnfieldlist *new_fnlist; struct next_fnfield *new_sublist; char *main_fn_name; - char *p; + const char *p; /* Process each list until we find something that is not a member function or find the end of the functions. */ @@ -2311,10 +2311,8 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, look_ahead_type = NULL; length = 0; - new_fnlist = (struct next_fnfieldlist *) - xmalloc (sizeof (struct next_fnfieldlist)); + new_fnlist = XCNEW (struct next_fnfieldlist); make_cleanup (xfree, new_fnlist); - memset (new_fnlist, 0, sizeof (struct next_fnfieldlist)); if ((*pp)[0] == 'o' && (*pp)[1] == 'p' && is_cplus_marker ((*pp)[2])) { @@ -2353,10 +2351,8 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, do { - new_sublist = - (struct next_fnfield *) xmalloc (sizeof (struct next_fnfield)); + new_sublist = XCNEW (struct next_fnfield); make_cleanup (xfree, new_sublist); - memset (new_sublist, 0, sizeof (struct next_fnfield)); /* Check for and handle cretinous dbx symbol name continuation! */ if (look_ahead_type == NULL) @@ -2385,14 +2381,21 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, p++; } - /* If this is just a stub, then we don't have the real name here. */ + /* These are methods, not functions. */ + if (TYPE_CODE (new_sublist->fn_field.type) == TYPE_CODE_FUNC) + TYPE_CODE (new_sublist->fn_field.type) = TYPE_CODE_METHOD; + else + gdb_assert (TYPE_CODE (new_sublist->fn_field.type) + == TYPE_CODE_METHOD); + /* If this is just a stub, then we don't have the real name here. */ if (TYPE_STUB (new_sublist->fn_field.type)) { - if (!TYPE_DOMAIN_TYPE (new_sublist->fn_field.type)) - TYPE_DOMAIN_TYPE (new_sublist->fn_field.type) = type; + if (!TYPE_SELF_TYPE (new_sublist->fn_field.type)) + set_type_self_type (new_sublist->fn_field.type, type); new_sublist->fn_field.is_stub = 1; } + new_sublist->fn_field.physname = savestring (*pp, p - *pp); *pp = p + 1; @@ -2436,8 +2439,7 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, case '.': break; default: - complaint (&symfile_complaints, - _("const/volatile indicator missing, got '%c'"), + complaint (_("const/volatile indicator missing, got '%c'"), **pp); break; } @@ -2520,10 +2522,10 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, default: /* error */ - complaint (&symfile_complaints, - _("member function type missing, got '%c'"), + complaint (_("member function type missing, got '%c'"), (*pp)[-1]); - /* Fall through into normal member function. */ + /* Normal member function. */ + /* Fall through. */ case '.': /* normal member function. */ @@ -2637,17 +2639,16 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, /* Create a new fn_fieldlist for the destructors. */ - destr_fnlist = (struct next_fnfieldlist *) - xmalloc (sizeof (struct next_fnfieldlist)); + destr_fnlist = XCNEW (struct next_fnfieldlist); make_cleanup (xfree, destr_fnlist); - memset (destr_fnlist, 0, sizeof (struct next_fnfieldlist)); + destr_fnlist->fn_fieldlist.name = obconcat (&objfile->objfile_obstack, "~", new_fnlist->fn_fieldlist.name, (char *) NULL); - destr_fnlist->fn_fieldlist.fn_fields = (struct fn_field *) - obstack_alloc (&objfile->objfile_obstack, - sizeof (struct fn_field) * has_destructor); + destr_fnlist->fn_fieldlist.fn_fields = + XOBNEWVEC (&objfile->objfile_obstack, + struct fn_field, has_destructor); memset (destr_fnlist->fn_fieldlist.fn_fields, 0, sizeof (struct fn_field) * has_destructor); tmp_sublist = sublist; @@ -2675,7 +2676,6 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, destr_fnlist->next = fip->fnlist; fip->fnlist = destr_fnlist; nfn_fields++; - total_length += has_destructor; length -= has_destructor; } else if (is_v3) @@ -2686,14 +2686,24 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, - in -gstabs instead of -gstabs+ - or for static methods, which are output as a function type instead of a method type. */ + char *new_method_name = + stabs_method_name_from_physname (sublist->fn_field.physname); - update_method_name_from_physname (&new_fnlist->fn_fieldlist.name, - sublist->fn_field.physname); + if (new_method_name != NULL + && strcmp (new_method_name, + new_fnlist->fn_fieldlist.name) != 0) + { + new_fnlist->fn_fieldlist.name = new_method_name; + xfree (main_fn_name); + } + else + xfree (new_method_name); } else if (has_destructor && new_fnlist->fn_fieldlist.name[0] != '~') { new_fnlist->fn_fieldlist.name = - concat ("~", main_fn_name, (char *)NULL); + obconcat (&objfile->objfile_obstack, + "~", main_fn_name, (char *)NULL); xfree (main_fn_name); } else if (!has_stub) @@ -2708,15 +2718,14 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, dem_opname, 0); if (ret) new_fnlist->fn_fieldlist.name - = obsavestring (dem_opname, strlen (dem_opname), - &objfile->objfile_obstack); + = ((const char *) + obstack_copy0 (&objfile->objfile_obstack, dem_opname, + strlen (dem_opname))); + xfree (main_fn_name); } - new_fnlist->fn_fieldlist.fn_fields = (struct fn_field *) - obstack_alloc (&objfile->objfile_obstack, - sizeof (struct fn_field) * length); - memset (new_fnlist->fn_fieldlist.fn_fields, 0, - sizeof (struct fn_field) * length); + new_fnlist->fn_fieldlist.fn_fields + = OBSTACK_CALLOC (&objfile->objfile_obstack, length, fn_field); for (i = length; (i--, sublist); sublist = sublist->next) { new_fnlist->fn_fieldlist.fn_fields[i] = sublist->fn_field; @@ -2726,7 +2735,6 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, new_fnlist->next = fip->fnlist; fip->fnlist = new_fnlist; nfn_fields++; - total_length += length; } } @@ -2738,7 +2746,6 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, memset (TYPE_FN_FIELDLISTS (type), 0, sizeof (struct fn_fieldlist) * nfn_fields); TYPE_NFN_FIELDS (type) = nfn_fields; - TYPE_NFN_FIELDS_TOTAL (type) = total_length; } return 1; @@ -2750,11 +2757,11 @@ read_member_functions (struct field_info *fip, char **pp, struct type *type, keep parsing and it's time for error_type(). */ static int -read_cpp_abbrev (struct field_info *fip, char **pp, struct type *type, +read_cpp_abbrev (struct field_info *fip, const char **pp, struct type *type, struct objfile *objfile) { - char *p; - char *name; + const char *p; + const char *name; char cpp_abbrev; struct type *context; @@ -2776,7 +2783,7 @@ read_cpp_abbrev (struct field_info *fip, char **pp, struct type *type, switch (cpp_abbrev) { case 'f': /* $vf -- a virtual function table pointer */ - name = type_name_no_tag (context); + name = TYPE_NAME (context); if (name == NULL) { name = ""; @@ -2786,11 +2793,10 @@ read_cpp_abbrev (struct field_info *fip, char **pp, struct type *type, break; case 'b': /* $vb -- a virtual bsomethingorother */ - name = type_name_no_tag (context); + name = TYPE_NAME (context); if (name == NULL) { - complaint (&symfile_complaints, - _("C++ abbreviated type name " + complaint (_("C++ abbreviated type name " "unknown at symtab pos %d"), symnum); name = "FOO"; @@ -2825,8 +2831,8 @@ read_cpp_abbrev (struct field_info *fip, char **pp, struct type *type, { int nbits; - FIELD_BITPOS (fip->list->field) = read_huge_number (pp, ';', &nbits, - 0); + SET_FIELD_BITPOS (fip->list->field, + read_huge_number (pp, ';', &nbits, 0)); if (nbits != 0) return 0; } @@ -2846,13 +2852,13 @@ read_cpp_abbrev (struct field_info *fip, char **pp, struct type *type, } static void -read_one_struct_field (struct field_info *fip, char **pp, char *p, +read_one_struct_field (struct field_info *fip, const char **pp, const char *p, struct type *type, struct objfile *objfile) { struct gdbarch *gdbarch = get_objfile_arch (objfile); - fip->list->field.name = - obsavestring (*pp, p - *pp, &objfile->objfile_obstack); + fip->list->field.name + = (const char *) obstack_copy0 (&objfile->objfile_obstack, *pp, p - *pp); *pp = p + 1; /* This means we have a visibility for a field coming. */ @@ -2902,7 +2908,8 @@ read_one_struct_field (struct field_info *fip, char **pp, char *p, { int nbits; - FIELD_BITPOS (fip->list->field) = read_huge_number (pp, ',', &nbits, 0); + SET_FIELD_BITPOS (fip->list->field, + read_huge_number (pp, ',', &nbits, 0)); if (nbits != 0) { stabs_general_complaint ("bad structure-type format"); @@ -2988,11 +2995,11 @@ read_one_struct_field (struct field_info *fip, char **pp, char *p, Returns 1 for success, 0 for failure. */ static int -read_struct_fields (struct field_info *fip, char **pp, struct type *type, +read_struct_fields (struct field_info *fip, const char **pp, struct type *type, struct objfile *objfile) { - char *p; - struct nextfield *new; + const char *p; + struct nextfield *newobj; /* We better set p right now, in case there are no fields at all... */ @@ -3008,11 +3015,11 @@ read_struct_fields (struct field_info *fip, char **pp, struct type *type, { STABS_CONTINUE (pp, objfile); /* Get space to record the next field's data. */ - new = (struct nextfield *) xmalloc (sizeof (struct nextfield)); - make_cleanup (xfree, new); - memset (new, 0, sizeof (struct nextfield)); - new->next = fip->list; - fip->list = new; + newobj = XCNEW (struct nextfield); + make_cleanup (xfree, newobj); + + newobj->next = fip->list; + fip->list = newobj; /* Get the field name. */ p = *pp; @@ -3086,11 +3093,11 @@ read_struct_fields (struct field_info *fip, char **pp, struct type *type, static int -read_baseclasses (struct field_info *fip, char **pp, struct type *type, +read_baseclasses (struct field_info *fip, const char **pp, struct type *type, struct objfile *objfile) { int i; - struct nextfield *new; + struct nextfield *newobj; if (**pp != '!') { @@ -3130,12 +3137,12 @@ read_baseclasses (struct field_info *fip, char **pp, struct type *type, for (i = 0; i < TYPE_N_BASECLASSES (type); i++) { - new = (struct nextfield *) xmalloc (sizeof (struct nextfield)); - make_cleanup (xfree, new); - memset (new, 0, sizeof (struct nextfield)); - new->next = fip->list; - fip->list = new; - FIELD_BITSIZE (new->field) = 0; /* This should be an unpacked + newobj = XCNEW (struct nextfield); + make_cleanup (xfree, newobj); + + newobj->next = fip->list; + fip->list = newobj; + FIELD_BITSIZE (newobj->field) = 0; /* This should be an unpacked field! */ STABS_CONTINUE (pp, objfile); @@ -3150,15 +3157,14 @@ read_baseclasses (struct field_info *fip, char **pp, struct type *type, default: /* Unknown character. Complain and treat it as non-virtual. */ { - complaint (&symfile_complaints, - _("Unknown virtual character `%c' for baseclass"), + complaint (_("Unknown virtual character `%c' for baseclass"), **pp); } } ++(*pp); - new->visibility = *(*pp)++; - switch (new->visibility) + newobj->visibility = *(*pp)++; + switch (newobj->visibility) { case VISIBILITY_PRIVATE: case VISIBILITY_PROTECTED: @@ -3168,10 +3174,9 @@ read_baseclasses (struct field_info *fip, char **pp, struct type *type, /* Bad visibility format. Complain and treat it as public. */ { - complaint (&symfile_complaints, - _("Unknown visibility `%c' for baseclass"), - new->visibility); - new->visibility = VISIBILITY_PUBLIC; + complaint (_("Unknown visibility `%c' for baseclass"), + newobj->visibility); + newobj->visibility = VISIBILITY_PUBLIC; } } @@ -3182,7 +3187,7 @@ read_baseclasses (struct field_info *fip, char **pp, struct type *type, corresponding to this baseclass. Always zero in the absence of multiple inheritance. */ - FIELD_BITPOS (new->field) = read_huge_number (pp, ',', &nbits, 0); + SET_FIELD_BITPOS (newobj->field, read_huge_number (pp, ',', &nbits, 0)); if (nbits != 0) return 0; } @@ -3191,8 +3196,8 @@ read_baseclasses (struct field_info *fip, char **pp, struct type *type, base class. Read it, and remember it's type name as this field's name. */ - new->field.type = read_type (pp, objfile); - new->field.name = type_name_no_tag (new->field.type); + newobj->field.type = read_type (pp, objfile); + newobj->field.name = TYPE_NAME (newobj->field.type); /* Skip trailing ';' and bump count of number of fields seen. */ if (**pp == ';') @@ -3212,10 +3217,10 @@ read_baseclasses (struct field_info *fip, char **pp, struct type *type, so we can look for the vptr base class info. */ static int -read_tilde_fields (struct field_info *fip, char **pp, struct type *type, +read_tilde_fields (struct field_info *fip, const char **pp, struct type *type, struct objfile *objfile) { - char *p; + const char *p; STABS_CONTINUE (pp, objfile); @@ -3260,32 +3265,31 @@ read_tilde_fields (struct field_info *fip, char **pp, struct type *type, return 0; } - TYPE_VPTR_BASETYPE (type) = t; + set_type_vptr_basetype (type, t); if (type == t) /* Our own class provides vtbl ptr. */ { for (i = TYPE_NFIELDS (t) - 1; i >= TYPE_N_BASECLASSES (t); --i) { - char *name = TYPE_FIELD_NAME (t, i); + const char *name = TYPE_FIELD_NAME (t, i); if (!strncmp (name, vptr_name, sizeof (vptr_name) - 2) && is_cplus_marker (name[sizeof (vptr_name) - 2])) { - TYPE_VPTR_FIELDNO (type) = i; + set_type_vptr_fieldno (type, i); goto gotit; } } /* Virtual function table field not found. */ - complaint (&symfile_complaints, - _("virtual function table pointer " + complaint (_("virtual function table pointer " "not found when defining class `%s'"), TYPE_NAME (type)); return 0; } else { - TYPE_VPTR_FIELDNO (type) = TYPE_VPTR_FIELDNO (t); + set_type_vptr_fieldno (type, TYPE_VPTR_FIELDNO (t)); } gotit: @@ -3390,8 +3394,7 @@ attach_fields_to_type (struct field_info *fip, struct type *type, default: /* Unknown visibility. Complain and treat it as public. */ { - complaint (&symfile_complaints, - _("Unknown visibility `%c' for field"), + complaint (_("Unknown visibility `%c' for field"), fip->list->visibility); } break; @@ -3407,12 +3410,12 @@ attach_fields_to_type (struct field_info *fip, struct type *type, static void complain_about_struct_wipeout (struct type *type) { - char *name = ""; - char *kind = ""; + const char *name = ""; + const char *kind = ""; - if (TYPE_TAG_NAME (type)) + if (TYPE_NAME (type)) { - name = TYPE_TAG_NAME (type); + name = TYPE_NAME (type); switch (TYPE_CODE (type)) { case TYPE_CODE_STRUCT: kind = "struct "; break; @@ -3421,19 +3424,13 @@ complain_about_struct_wipeout (struct type *type) default: kind = ""; } } - else if (TYPE_NAME (type)) - { - name = TYPE_NAME (type); - kind = ""; - } else { name = ""; kind = ""; } - complaint (&symfile_complaints, - _("struct/union type gets multiply defined: %s%s"), kind, name); + complaint (_("struct/union type gets multiply defined: %s%s"), kind, name); } /* Set the length for all variants of a same main_type, which are @@ -3488,7 +3485,7 @@ set_length_in_type_chain (struct type *type) */ static struct type * -read_struct_type (char **pp, struct type *type, enum type_code type_code, +read_struct_type (const char **pp, struct type *type, enum type_code type_code, struct objfile *objfile) { struct cleanup *back_to; @@ -3530,7 +3527,10 @@ read_struct_type (char **pp, struct type *type, enum type_code type_code, TYPE_LENGTH (type) = read_huge_number (pp, 0, &nbits, 0); if (nbits != 0) - return error_type (pp, objfile); + { + do_cleanups (back_to); + return error_type (pp, objfile); + } set_length_in_type_chain (type); } @@ -3559,7 +3559,7 @@ read_struct_type (char **pp, struct type *type, enum type_code type_code, array. */ static struct type * -read_array_type (char **pp, struct type *type, +read_array_type (const char **pp, struct type *type, struct objfile *objfile) { struct type *index_type, *element_type, *range_type; @@ -3610,7 +3610,7 @@ read_array_type (char **pp, struct type *type, } range_type = - create_range_type ((struct type *) NULL, index_type, lower, upper); + create_static_range_type ((struct type *) NULL, index_type, lower, upper); type = create_array_type (type, element_type, range_type); return type; @@ -3622,11 +3622,11 @@ read_array_type (char **pp, struct type *type, Also defines the symbols that represent the values of the type. */ static struct type * -read_enum_type (char **pp, struct type *type, +read_enum_type (const char **pp, struct type *type, struct objfile *objfile) { struct gdbarch *gdbarch = get_objfile_arch (objfile); - char *p; + const char *p; char *name; long n; struct symbol *sym; @@ -3670,18 +3670,17 @@ read_enum_type (char **pp, struct type *type, p = *pp; while (*p != ':') p++; - name = obsavestring (*pp, p - *pp, &objfile->objfile_obstack); + name = (char *) obstack_copy0 (&objfile->objfile_obstack, *pp, p - *pp); *pp = p + 1; n = read_huge_number (pp, ',', &nbits, 0); if (nbits != 0) return error_type (pp, objfile); - sym = (struct symbol *) - obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol)); - memset (sym, 0, sizeof (struct symbol)); + sym = allocate_symbol (objfile); SYMBOL_SET_LINKAGE_NAME (sym, name); - SYMBOL_SET_LANGUAGE (sym, current_subfile->language); - SYMBOL_CLASS (sym) = LOC_CONST; + SYMBOL_SET_LANGUAGE (sym, current_subfile->language, + &objfile->objfile_obstack); + SYMBOL_ACLASS_INDEX (sym) = LOC_CONST; SYMBOL_DOMAIN (sym) = VAR_DOMAIN; SYMBOL_VALUE (sym) = n; if (n < 0) @@ -3725,7 +3724,7 @@ read_enum_type (char **pp, struct type *type, SYMBOL_TYPE (xsym) = type; TYPE_FIELD_NAME (type, n) = SYMBOL_LINKAGE_NAME (xsym); - TYPE_FIELD_BITPOS (type, n) = SYMBOL_VALUE (xsym); + SET_FIELD_ENUMVAL (TYPE_FIELD (type, n), SYMBOL_VALUE (xsym)); TYPE_FIELD_BITSIZE (type, n) = 0; } if (syms == osyms) @@ -3749,20 +3748,20 @@ read_enum_type (char **pp, struct type *type, FIXME. */ static struct type * -read_sun_builtin_type (char **pp, int typenums[2], struct objfile *objfile) +read_sun_builtin_type (const char **pp, int typenums[2], struct objfile *objfile) { int type_bits; int nbits; - int signed_type; - enum type_code code = TYPE_CODE_INT; + int unsigned_type; + int boolean_type = 0; switch (**pp) { case 's': - signed_type = 1; + unsigned_type = 0; break; case 'u': - signed_type = 0; + unsigned_type = 1; break; default: return error_type (pp, objfile); @@ -3779,7 +3778,7 @@ read_sun_builtin_type (char **pp, int typenums[2], struct objfile *objfile) (*pp)++; else if (**pp == 'b') { - code = TYPE_CODE_BOOL; + boolean_type = 1; (*pp)++; } @@ -3810,18 +3809,23 @@ read_sun_builtin_type (char **pp, int typenums[2], struct objfile *objfile) ++(*pp); if (type_bits == 0) - return init_type (TYPE_CODE_VOID, 1, - signed_type ? 0 : TYPE_FLAG_UNSIGNED, (char *) NULL, - objfile); + { + struct type *type = init_type (objfile, TYPE_CODE_VOID, + TARGET_CHAR_BIT, NULL); + if (unsigned_type) + TYPE_UNSIGNED (type) = 1; + return type; + } + + if (boolean_type) + return init_boolean_type (objfile, type_bits, unsigned_type, NULL); else - return init_type (code, - type_bits / TARGET_CHAR_BIT, - signed_type ? 0 : TYPE_FLAG_UNSIGNED, (char *) NULL, - objfile); + return init_integer_type (objfile, type_bits, unsigned_type, NULL); } static struct type * -read_sun_floating_type (char **pp, int typenums[2], struct objfile *objfile) +read_sun_floating_type (const char **pp, int typenums[2], + struct objfile *objfile) { int nbits; int details; @@ -3839,16 +3843,16 @@ read_sun_floating_type (char **pp, int typenums[2], struct objfile *objfile) if (nbits != 0) return error_type (pp, objfile); + nbits = nbytes * TARGET_CHAR_BIT; + if (details == NF_COMPLEX || details == NF_COMPLEX16 || details == NF_COMPLEX32) { - rettype = init_type (TYPE_CODE_COMPLEX, nbytes, 0, NULL, objfile); - TYPE_TARGET_TYPE (rettype) - = init_type (TYPE_CODE_FLT, nbytes / 2, 0, NULL, objfile); - return rettype; + rettype = dbx_init_float_type (objfile, nbits / 2); + return init_complex_type (objfile, NULL, rettype); } - return init_type (TYPE_CODE_FLT, nbytes, 0, NULL, objfile); + return dbx_init_float_type (objfile, nbits); } /* Read a number from the string pointed to by *PP. @@ -3869,9 +3873,10 @@ read_sun_floating_type (char **pp, int typenums[2], struct objfile *objfile) If encounter garbage, set *BITS to -1 and return 0. */ static long -read_huge_number (char **pp, int end, int *bits, int twos_complement_bits) +read_huge_number (const char **pp, int end, int *bits, + int twos_complement_bits) { - char *p = *pp; + const char *p = *pp; int sign = 1; int sign_bit = 0; long n = 0; @@ -3906,7 +3911,7 @@ read_huge_number (char **pp, int end, int *bits, int twos_complement_bits) negative number. */ size_t len; - char *p1 = p; + const char *p1 = p; while ((c = *p1) >= '0' && c < '8') p1++; @@ -4033,11 +4038,11 @@ read_huge_number (char **pp, int end, int *bits, int twos_complement_bits) } static struct type * -read_range_type (char **pp, int typenums[2], int type_size, +read_range_type (const char **pp, int typenums[2], int type_size, struct objfile *objfile) { struct gdbarch *gdbarch = get_objfile_arch (objfile); - char *orig_pp = *pp; + const char *orig_pp = *pp; int rangenums[2]; long n2, n3; int n2bits, n3bits; @@ -4111,18 +4116,14 @@ read_range_type (char **pp, int typenums[2], int type_size, } if (got_signed || got_unsigned) - { - return init_type (TYPE_CODE_INT, nbits / TARGET_CHAR_BIT, - got_unsigned ? TYPE_FLAG_UNSIGNED : 0, NULL, - objfile); - } + return init_integer_type (objfile, nbits, got_unsigned, NULL); else return error_type (pp, objfile); } /* A type defined as a subrange of itself, with bounds both 0, is void. */ if (self_subrange && n2 == 0 && n3 == 0) - return init_type (TYPE_CODE_VOID, 1, 0, NULL, objfile); + return init_type (objfile, TYPE_CODE_VOID, TARGET_CHAR_BIT, NULL); /* If n3 is zero and n2 is positive, we want a floating type, and n2 is the width in bytes. @@ -4139,16 +4140,10 @@ read_range_type (char **pp, int typenums[2], int type_size, if (n3 == 0 && n2 > 0) { struct type *float_type - = init_type (TYPE_CODE_FLT, n2, 0, NULL, objfile); + = dbx_init_float_type (objfile, n2 * TARGET_CHAR_BIT); if (self_subrange) - { - struct type *complex_type = - init_type (TYPE_CODE_COMPLEX, 2 * n2, 0, NULL, objfile); - - TYPE_TARGET_TYPE (complex_type) = float_type; - return complex_type; - } + return init_complex_type (objfile, NULL, float_type); else return float_type; } @@ -4167,15 +4162,18 @@ read_range_type (char **pp, int typenums[2], int type_size, bits = gdbarch_int_bit (gdbarch); } - return init_type (TYPE_CODE_INT, bits / TARGET_CHAR_BIT, - TYPE_FLAG_UNSIGNED, NULL, objfile); + return init_integer_type (objfile, bits, 1, NULL); } /* Special case: char is defined (Who knows why) as a subrange of itself with range 0-127. */ else if (self_subrange && n2 == 0 && n3 == 127) - return init_type (TYPE_CODE_INT, 1, TYPE_FLAG_NOSIGN, NULL, objfile); - + { + struct type *type = init_integer_type (objfile, TARGET_CHAR_BIT, + 0, NULL); + TYPE_NOSIGN (type) = 1; + return type; + } /* We used to do this only for subrange of self or subrange of int. */ else if (n2 == 0) { @@ -4185,8 +4183,7 @@ read_range_type (char **pp, int typenums[2], int type_size, if (n3 < 0) /* n3 actually gives the size. */ - return init_type (TYPE_CODE_INT, -n3, TYPE_FLAG_UNSIGNED, - NULL, objfile); + return init_integer_type (objfile, -n3 * TARGET_CHAR_BIT, 1, NULL); /* Is n3 == 2**(8n)-1 for some integer n? Then it's an unsigned n-byte integer. But do require n to be a power of @@ -4200,8 +4197,7 @@ read_range_type (char **pp, int typenums[2], int type_size, bits >>= 8; if (bits == 0 && ((bytes - 1) & bytes) == 0) /* "bytes is a power of two" */ - return init_type (TYPE_CODE_INT, bytes, TYPE_FLAG_UNSIGNED, NULL, - objfile); + return init_integer_type (objfile, bytes * TARGET_CHAR_BIT, 1, NULL); } } /* I think this is for Convex "long long". Since I don't know whether @@ -4211,15 +4207,15 @@ read_range_type (char **pp, int typenums[2], int type_size, && (self_subrange || n2 == -gdbarch_long_long_bit (gdbarch) / TARGET_CHAR_BIT)) - return init_type (TYPE_CODE_INT, -n2, 0, NULL, objfile); + return init_integer_type (objfile, -n2 * TARGET_CHAR_BIT, 0, NULL); else if (n2 == -n3 - 1) { if (n3 == 0x7f) - return init_type (TYPE_CODE_INT, 1, 0, NULL, objfile); + return init_integer_type (objfile, 8, 0, NULL); if (n3 == 0x7fff) - return init_type (TYPE_CODE_INT, 2, 0, NULL, objfile); + return init_integer_type (objfile, 16, 0, NULL); if (n3 == 0x7fffffff) - return init_type (TYPE_CODE_INT, 4, 0, NULL, objfile); + return init_integer_type (objfile, 32, 0, NULL); } /* We have a real range type on our hands. Allocate space and @@ -4235,13 +4231,13 @@ handle_true_range: /* Does this actually ever happen? Is that why we are worrying about dealing with it rather than just calling error_type? */ - complaint (&symfile_complaints, - _("base type %d of range type is not defined"), rangenums[1]); + complaint (_("base type %d of range type is not defined"), rangenums[1]); index_type = objfile_type (objfile)->builtin_int; } - result_type = create_range_type ((struct type *) NULL, index_type, n2, n3); + result_type + = create_static_range_type ((struct type *) NULL, index_type, n2, n3); return (result_type); } @@ -4250,7 +4246,7 @@ handle_true_range: if there is an error. */ static struct field * -read_args (char **pp, int end, struct objfile *objfile, int *nargsp, +read_args (const char **pp, int end, struct objfile *objfile, int *nargsp, int *varargsp) { /* FIXME! Remove this arbitrary limit! */ @@ -4276,7 +4272,7 @@ read_args (char **pp, int end, struct objfile *objfile, int *nargsp, have been present ";-16,(0,43)" reference instead. This way the excessive ";" marker prematurely stops the parameters parsing. */ - complaint (&symfile_complaints, _("Invalid (empty) method arguments")); + complaint (_("Invalid (empty) method arguments")); *varargsp = 0; } else if (TYPE_CODE (types[n - 1]) != TYPE_CODE_VOID) @@ -4287,8 +4283,7 @@ read_args (char **pp, int end, struct objfile *objfile, int *nargsp, *varargsp = 0; } - rval = (struct field *) xmalloc (n * sizeof (struct field)); - memset (rval, 0, n * sizeof (struct field)); + rval = XCNEWVEC (struct field, n); for (i = 0; i < n; i++) rval[i].type = types[i]; *nargsp = n; @@ -4315,17 +4310,16 @@ static char *common_block_name; to remain after this function returns. */ void -common_block_start (char *name, struct objfile *objfile) +common_block_start (const char *name, struct objfile *objfile) { if (common_block_name != NULL) { - complaint (&symfile_complaints, - _("Invalid symbol data: common block within common block")); + complaint (_("Invalid symbol data: common block within common block")); } common_block = local_symbols; common_block_i = local_symbols ? local_symbols->nsyms : 0; - common_block_name = obsavestring (name, strlen (name), - &objfile->objfile_obstack); + common_block_name = (char *) obstack_copy0 (&objfile->objfile_obstack, name, + strlen (name)); } /* Process a N_ECOMM symbol. */ @@ -4340,22 +4334,20 @@ common_block_end (struct objfile *objfile) symbol for the common block name for later fixup. */ int i; struct symbol *sym; - struct pending *new = 0; + struct pending *newobj = 0; struct pending *next; int j; if (common_block_name == NULL) { - complaint (&symfile_complaints, _("ECOMM symbol unmatched by BCOMM")); + complaint (_("ECOMM symbol unmatched by BCOMM")); return; } - sym = (struct symbol *) - obstack_alloc (&objfile->objfile_obstack, sizeof (struct symbol)); - memset (sym, 0, sizeof (struct symbol)); + sym = allocate_symbol (objfile); /* Note: common_block_name already saved on objfile_obstack. */ SYMBOL_SET_LINKAGE_NAME (sym, common_block_name); - SYMBOL_CLASS (sym) = LOC_BLOCK; + SYMBOL_ACLASS_INDEX (sym) = LOC_BLOCK; /* Now we copy all the symbols which have been defined since the BCOMM. */ @@ -4365,7 +4357,7 @@ common_block_end (struct objfile *objfile) next = next->next) { for (j = 0; j < next->nsyms; j++) - add_symbol_to_list (next->symbol[j], &new); + add_symbol_to_list (next->symbol[j], &newobj); } /* Copy however much of COMMON_BLOCK we need. If COMMON_BLOCK is @@ -4374,9 +4366,9 @@ common_block_end (struct objfile *objfile) if (common_block != NULL) for (j = common_block_i; j < common_block->nsyms; j++) - add_symbol_to_list (common_block->symbol[j], &new); + add_symbol_to_list (common_block->symbol[j], &newobj); - SYMBOL_TYPE (sym) = (struct type *) new; + SYMBOL_TYPE (sym) = (struct type *) newobj; /* Should we be putting local_symbols back to what it was? Does it matter? */ @@ -4392,7 +4384,7 @@ common_block_end (struct objfile *objfile) the common block name). */ static void -fix_common_block (struct symbol *sym, int valu) +fix_common_block (struct symbol *sym, CORE_ADDR valu) { struct pending *next = (struct pending *) SYMBOL_TYPE (sym); @@ -4461,7 +4453,7 @@ add_undefined_type_1 (struct type *type) static void add_undefined_type (struct type *type, int typenums[2]) { - if (TYPE_TAG_NAME (type) == NULL) + if (TYPE_NAME (type) == NULL) add_undefined_type_noname (type, typenums); else add_undefined_type_1 (type); @@ -4546,11 +4538,11 @@ cleanup_undefined_types_1 (void) struct pending *ppt; int i; /* Name of the type, without "struct" or "union". */ - char *typename = TYPE_TAG_NAME (*type); + const char *type_name = TYPE_NAME (*type); - if (typename == NULL) + if (type_name == NULL) { - complaint (&symfile_complaints, _("need a type name")); + complaint (_("need a type name")); break; } for (ppt = file_symbols; ppt; ppt = ppt->next) @@ -4566,7 +4558,7 @@ cleanup_undefined_types_1 (void) && (TYPE_INSTANCE_FLAGS (*type) == TYPE_INSTANCE_FLAGS (SYMBOL_TYPE (sym))) && strcmp (SYMBOL_LINKAGE_NAME (sym), - typename) == 0) + type_name) == 0) replace_type (*type, SYMBOL_TYPE (sym)); } } @@ -4576,8 +4568,7 @@ cleanup_undefined_types_1 (void) default: { - complaint (&symfile_complaints, - _("forward-referenced types left unresolved, " + complaint (_("forward-referenced types left unresolved, " "type code %d."), TYPE_CODE (*type)); } @@ -4592,7 +4583,7 @@ cleanup_undefined_types_1 (void) this unit. */ void -cleanup_undefined_types (struct objfile *objfile) +cleanup_undefined_stabs_types (struct objfile *objfile) { cleanup_undefined_types_1 (); cleanup_undefined_types_noname (objfile); @@ -4652,11 +4643,11 @@ scan_file_globals (struct objfile *objfile) /* Get the hash index and check all the symbols under that hash index. */ - hash = hashname (SYMBOL_LINKAGE_NAME (msymbol)); + hash = hashname (MSYMBOL_LINKAGE_NAME (msymbol)); for (sym = global_sym_chain[hash]; sym;) { - if (strcmp (SYMBOL_LINKAGE_NAME (msymbol), + if (strcmp (MSYMBOL_LINKAGE_NAME (msymbol), SYMBOL_LINKAGE_NAME (sym)) == 0) { /* Splice this symbol out of the hash chain and @@ -4678,14 +4669,15 @@ scan_file_globals (struct objfile *objfile) if (SYMBOL_CLASS (sym) == LOC_BLOCK) { fix_common_block (sym, - SYMBOL_VALUE_ADDRESS (msymbol)); + MSYMBOL_VALUE_ADDRESS (resolve_objfile, + msymbol)); } else { SYMBOL_VALUE_ADDRESS (sym) - = SYMBOL_VALUE_ADDRESS (msymbol); + = MSYMBOL_VALUE_ADDRESS (resolve_objfile, msymbol); } - SYMBOL_SECTION (sym) = SYMBOL_SECTION (msymbol); + SYMBOL_SECTION (sym) = MSYMBOL_SECTION (msymbol); } if (prev) @@ -4725,12 +4717,11 @@ scan_file_globals (struct objfile *objfile) /* Complain about unresolved common block symbols. */ if (SYMBOL_CLASS (prev) == LOC_STATIC) - SYMBOL_CLASS (prev) = LOC_UNRESOLVED; + SYMBOL_ACLASS_INDEX (prev) = LOC_UNRESOLVED; else - complaint (&symfile_complaints, - _("%s: common block `%s' from " + complaint (_("%s: common block `%s' from " "global_sym_chain unresolved"), - objfile->name, SYMBOL_PRINT_NAME (prev)); + objfile_name (objfile), SYMBOL_PRINT_NAME (prev)); } } memset (global_sym_chain, 0, sizeof (global_sym_chain)); @@ -4767,6 +4758,7 @@ start_stabs (void) n_this_object_header_files = 1; type_vector_length = 0; type_vector = (struct type **) 0; + within_function = 0; /* FIXME: If common_block_name is not already NULL, we should complain(). */ common_block_name = NULL; @@ -4799,10 +4791,10 @@ finish_global_stabs (struct objfile *objfile) /* Find the end of the name, delimited by a ':', but don't match ObjC symbols which look like -[Foo bar::]:bla. */ -static char * -find_name_end (char *name) +static const char * +find_name_end (const char *name) { - char *s = name; + const char *s = name; if (s[0] == '-' || *s == '+') { @@ -4824,6 +4816,14 @@ find_name_end (char *name) } } +/* See stabsread.h. */ + +int +hashname (const char *name) +{ + return hash (name, strlen (name)) % HASHSIZE; +} + /* Initializer for this module. */ void @@ -4833,11 +4833,14 @@ _initialize_stabsread (void) undef_types_allocated = 20; undef_types_length = 0; - undef_types = (struct type **) - xmalloc (undef_types_allocated * sizeof (struct type *)); + undef_types = XNEWVEC (struct type *, undef_types_allocated); noname_undefs_allocated = 20; noname_undefs_length = 0; - noname_undefs = (struct nat *) - xmalloc (noname_undefs_allocated * sizeof (struct nat)); + noname_undefs = XNEWVEC (struct nat, noname_undefs_allocated); + + stab_register_index = register_symbol_register_impl (LOC_REGISTER, + &stab_register_funcs); + stab_regparm_index = register_symbol_register_impl (LOC_REGPARM_ADDR, + &stab_register_funcs); }