/* Support for printing C and C++ types for GDB, the GNU debugger.
- Copyright (C) 1986, 1988, 1989, 1991, 1992, 1993, 1994, 1995, 1996, 1998,
- 1999, 2000, 2001, 2002, 2003, 2006, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 1986-2020 Free Software Foundation, Inc.
This file is part of GDB.
#include "language.h"
#include "demangle.h"
#include "c-lang.h"
+#include "cli/cli-style.h"
#include "typeprint.h"
#include "cp-abi.h"
-#include "jv-lang.h"
-#include "gdb_string.h"
-#include <errno.h>
+#include "cp-support.h"
+
+/* A list of access specifiers used for printing. */
+
+enum access_specifier
+{
+ s_none,
+ s_public,
+ s_private,
+ s_protected
+};
+
+static void c_type_print_varspec_suffix (struct type *, struct ui_file *, int,
+ int, int,
+ enum language,
+ const struct type_print_options *);
static void c_type_print_varspec_prefix (struct type *,
struct ui_file *,
- int, int, int);
+ int, int, int,
+ enum language,
+ const struct type_print_options *,
+ struct print_offset_data *);
/* Print "const", "volatile", or address space modifiers. */
static void c_type_print_modifier (struct type *,
struct ui_file *,
int, int);
+
+static void c_type_print_base_1 (struct type *type, struct ui_file *stream,
+ int show, int level, enum language language,
+ const struct type_print_options *flags,
+ struct print_offset_data *podata);
\f
-/* LEVEL is the depth to indent lines by. */
-void
-c_print_type (struct type *type,
- const char *varstring,
- struct ui_file *stream,
- int show, int level)
+/* A callback function for cp_canonicalize_string_full that uses
+ typedef_hash_table::find_typedef. */
+
+static const char *
+find_typedef_for_canonicalize (struct type *t, void *data)
+{
+ return typedef_hash_table::find_typedef
+ ((const struct type_print_options *) data, t);
+}
+
+/* Print NAME on STREAM. If the 'raw' field of FLAGS is not set,
+ canonicalize NAME using the local typedefs first. */
+
+static void
+print_name_maybe_canonical (const char *name,
+ const struct type_print_options *flags,
+ struct ui_file *stream)
+{
+ std::string s;
+
+ if (!flags->raw)
+ s = cp_canonicalize_string_full (name,
+ find_typedef_for_canonicalize,
+ (void *) flags);
+
+ fputs_filtered (!s.empty () ? s.c_str () : name, stream);
+}
+
+\f
+
+/* Helper function for c_print_type. */
+
+static void
+c_print_type_1 (struct type *type,
+ const char *varstring,
+ struct ui_file *stream,
+ int show, int level,
+ enum language language,
+ const struct type_print_options *flags,
+ struct print_offset_data *podata)
{
enum type_code code;
int demangled_args;
int need_post_space;
+ const char *local_name;
if (show > 0)
- CHECK_TYPEDEF (type);
+ type = check_typedef (type);
- c_type_print_base (type, stream, show, level);
+ local_name = typedef_hash_table::find_typedef (flags, type);
code = TYPE_CODE (type);
- if ((varstring != NULL && *varstring != '\0')
- /* Need a space if going to print stars or brackets;
- but not if we will print just a type name. */
- || ((show > 0 || TYPE_NAME (type) == 0)
- && (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC
- || code == TYPE_CODE_METHOD
- || code == TYPE_CODE_ARRAY
- || code == TYPE_CODE_MEMBERPTR
- || code == TYPE_CODE_METHODPTR
- || code == TYPE_CODE_REF)))
- fputs_filtered (" ", stream);
- need_post_space = (varstring != NULL && strcmp (varstring, "") != 0);
- c_type_print_varspec_prefix (type, stream, show, 0, need_post_space);
+ if (local_name != NULL)
+ {
+ fputs_filtered (local_name, stream);
+ if (varstring != NULL && *varstring != '\0')
+ fputs_filtered (" ", stream);
+ }
+ else
+ {
+ c_type_print_base_1 (type, stream, show, level, language, flags, podata);
+ if ((varstring != NULL && *varstring != '\0')
+ /* Need a space if going to print stars or brackets;
+ but not if we will print just a type name. */
+ || ((show > 0 || TYPE_NAME (type) == 0)
+ && (code == TYPE_CODE_PTR || code == TYPE_CODE_FUNC
+ || code == TYPE_CODE_METHOD
+ || (code == TYPE_CODE_ARRAY
+ && !TYPE_VECTOR (type))
+ || code == TYPE_CODE_MEMBERPTR
+ || code == TYPE_CODE_METHODPTR
+ || TYPE_IS_REFERENCE (type))))
+ fputs_filtered (" ", stream);
+ need_post_space = (varstring != NULL && strcmp (varstring, "") != 0);
+ c_type_print_varspec_prefix (type, stream, show, 0, need_post_space,
+ language, flags, podata);
+ }
if (varstring != NULL)
{
- fputs_filtered (varstring, stream);
+ if (code == TYPE_CODE_FUNC || code == TYPE_CODE_METHOD)
+ fputs_styled (varstring, function_name_style.style (), stream);
+ else
+ fputs_filtered (varstring, stream);
/* For demangled function names, we have the arglist as part of
- the name, so don't print an additional pair of ()'s */
-
- demangled_args = strchr (varstring, '(') != NULL;
- c_type_print_varspec_suffix (type, stream, show,
- 0, demangled_args);
+ the name, so don't print an additional pair of ()'s. */
+ if (local_name == NULL)
+ {
+ demangled_args = strchr (varstring, '(') != NULL;
+ c_type_print_varspec_suffix (type, stream, show,
+ 0, demangled_args,
+ language, flags);
+ }
}
}
+/* LEVEL is the depth to indent lines by. */
+
+void
+c_print_type (struct type *type,
+ const char *varstring,
+ struct ui_file *stream,
+ int show, int level,
+ const struct type_print_options *flags)
+{
+ struct print_offset_data podata;
+
+ c_print_type_1 (type, varstring, stream, show, level,
+ current_language->la_language, flags, &podata);
+}
+
+
+/* See c-lang.h. */
+
+void
+c_print_type (struct type *type,
+ const char *varstring,
+ struct ui_file *stream,
+ int show, int level,
+ enum language language,
+ const struct type_print_options *flags)
+{
+ struct print_offset_data podata;
+
+ c_print_type_1 (type, varstring, stream, show, level, language, flags,
+ &podata);
+}
+
/* Print a typedef using C syntax. TYPE is the underlying type.
NEW_SYMBOL is the symbol naming the type. STREAM is the stream on
which to print. */
struct symbol *new_symbol,
struct ui_file *stream)
{
- CHECK_TYPEDEF (type);
+ type = check_typedef (type);
fprintf_filtered (stream, "typedef ");
- type_print (type, "", stream, 0);
+ type_print (type, "", stream, -1);
if (TYPE_NAME ((SYMBOL_TYPE (new_symbol))) == 0
|| strcmp (TYPE_NAME ((SYMBOL_TYPE (new_symbol))),
- SYMBOL_LINKAGE_NAME (new_symbol)) != 0
+ new_symbol->linkage_name ()) != 0
|| TYPE_CODE (SYMBOL_TYPE (new_symbol)) == TYPE_CODE_TYPEDEF)
- fprintf_filtered (stream, " %s", SYMBOL_PRINT_NAME (new_symbol));
- fprintf_filtered (stream, ";\n");
+ fprintf_filtered (stream, " %s", new_symbol->print_name ());
+ fprintf_filtered (stream, ";");
}
/* If TYPE is a derived type, then print out derivation information.
}
In general, gdb should try to print the types as closely as
- possible to the form that they appear in the source code.
-
- Note that in case of protected derivation gcc will not say
- 'protected' but 'private'. The HP's aCC compiler emits specific
- information for derivation via protected inheritance, so gdb can
- print it out */
+ possible to the form that they appear in the source code. */
static void
cp_type_print_derivation_info (struct ui_file *stream,
- struct type *type)
+ struct type *type,
+ const struct type_print_options *flags)
{
- char *name;
+ const char *name;
int i;
for (i = 0; i < TYPE_N_BASECLASSES (type); i++)
{
+ wrap_here (" ");
fputs_filtered (i == 0 ? ": " : ", ", stream);
fprintf_filtered (stream, "%s%s ",
BASETYPE_VIA_PUBLIC (type, i)
? "public" : (TYPE_FIELD_PROTECTED (type, i)
? "protected" : "private"),
BASETYPE_VIA_VIRTUAL (type, i) ? " virtual" : "");
- name = type_name_no_tag (TYPE_BASECLASS (type, i));
- fprintf_filtered (stream, "%s", name ? name : "(null)");
+ name = TYPE_NAME (TYPE_BASECLASS (type, i));
+ if (name)
+ print_name_maybe_canonical (name, flags, stream);
+ else
+ fprintf_filtered (stream, "(null)");
}
if (i > 0)
{
/* Print the C++ method arguments ARGS to the file STREAM. */
static void
-cp_type_print_method_args (struct type *mtype, char *prefix,
- char *varstring, int staticp,
- struct ui_file *stream)
+cp_type_print_method_args (struct type *mtype, const char *prefix,
+ const char *varstring, int staticp,
+ struct ui_file *stream,
+ enum language language,
+ const struct type_print_options *flags)
{
struct field *args = TYPE_FIELDS (mtype);
int nargs = TYPE_NFIELDS (mtype);
language_cplus, DMGL_ANSI);
fputs_filtered ("(", stream);
- /* Skip the class variable. */
+ /* Skip the class variable. We keep this here to accommodate older
+ compilers and debug formats which may not support artificial
+ parameters. */
i = staticp ? 0 : 1;
if (nargs > i)
{
while (i < nargs)
{
- type_print (args[i++].type, "", stream, 0);
+ struct field arg = args[i++];
+
+ /* Skip any artificial arguments. */
+ if (FIELD_ARTIFICIAL (arg))
+ continue;
+
+ c_print_type (arg.type, "", stream, 0, 0, flags);
if (i == nargs && varargs)
fprintf_filtered (stream, ", ...");
else if (i < nargs)
- fprintf_filtered (stream, ", ");
+ {
+ fprintf_filtered (stream, ", ");
+ wrap_here (" ");
+ }
}
}
else if (varargs)
fprintf_filtered (stream, "...");
- else if (current_language->la_language == language_cplus)
+ else if (language == language_cplus)
fprintf_filtered (stream, "void");
fprintf_filtered (stream, ")");
if (TYPE_VOLATILE (domain))
fprintf_filtered (stream, " volatile");
+
+ if (TYPE_RESTRICT (domain))
+ fprintf_filtered (stream, " restrict");
+
+ if (TYPE_ATOMIC (domain))
+ fprintf_filtered (stream, " _Atomic");
}
}
c_type_print_varspec_prefix (struct type *type,
struct ui_file *stream,
int show, int passed_a_ptr,
- int need_post_space)
+ int need_post_space,
+ enum language language,
+ const struct type_print_options *flags,
+ struct print_offset_data *podata)
{
- char *name;
+ const char *name;
if (type == 0)
return;
{
case TYPE_CODE_PTR:
c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type),
- stream, show, 1, 1);
+ stream, show, 1, 1, language, flags,
+ podata);
fprintf_filtered (stream, "*");
c_type_print_modifier (type, stream, 1, need_post_space);
break;
case TYPE_CODE_MEMBERPTR:
c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type),
- stream, show, 0, 0);
- name = type_name_no_tag (TYPE_DOMAIN_TYPE (type));
+ stream, show, 0, 0, language, flags, podata);
+ name = TYPE_NAME (TYPE_SELF_TYPE (type));
if (name)
- fputs_filtered (name, stream);
+ print_name_maybe_canonical (name, flags, stream);
else
- c_type_print_base (TYPE_DOMAIN_TYPE (type),
- stream, 0, passed_a_ptr);
+ c_type_print_base_1 (TYPE_SELF_TYPE (type),
+ stream, -1, passed_a_ptr, language, flags,
+ podata);
fprintf_filtered (stream, "::*");
break;
case TYPE_CODE_METHODPTR:
c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type),
- stream, show, 0, 0);
+ stream, show, 0, 0, language, flags,
+ podata);
fprintf_filtered (stream, "(");
- name = type_name_no_tag (TYPE_DOMAIN_TYPE (type));
+ name = TYPE_NAME (TYPE_SELF_TYPE (type));
if (name)
- fputs_filtered (name, stream);
+ print_name_maybe_canonical (name, flags, stream);
else
- c_type_print_base (TYPE_DOMAIN_TYPE (type),
- stream, 0, passed_a_ptr);
+ c_type_print_base_1 (TYPE_SELF_TYPE (type),
+ stream, -1, passed_a_ptr, language, flags,
+ podata);
fprintf_filtered (stream, "::*");
break;
case TYPE_CODE_REF:
+ case TYPE_CODE_RVALUE_REF:
c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type),
- stream, show, 1, 0);
- fprintf_filtered (stream, "&");
+ stream, show, 1, 0, language, flags,
+ podata);
+ fprintf_filtered (stream, TYPE_CODE(type) == TYPE_CODE_REF ? "&" : "&&");
c_type_print_modifier (type, stream, 1, need_post_space);
break;
case TYPE_CODE_METHOD:
case TYPE_CODE_FUNC:
c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type),
- stream, show, 0, 0);
+ stream, show, 0, 0, language, flags,
+ podata);
if (passed_a_ptr)
fprintf_filtered (stream, "(");
break;
case TYPE_CODE_ARRAY:
c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type),
- stream, show, 0, 0);
+ stream, show, 0, 0, language, flags,
+ podata);
if (passed_a_ptr)
fprintf_filtered (stream, "(");
break;
case TYPE_CODE_TYPEDEF:
c_type_print_varspec_prefix (TYPE_TARGET_TYPE (type),
- stream, show, 0, 0);
+ stream, show, passed_a_ptr, 0,
+ language, flags, podata);
break;
case TYPE_CODE_UNDEF:
case TYPE_CODE_STRUCT:
case TYPE_CODE_UNION:
case TYPE_CODE_ENUM:
+ case TYPE_CODE_FLAGS:
case TYPE_CODE_INT:
case TYPE_CODE_FLT:
case TYPE_CODE_VOID:
case TYPE_CODE_SET:
case TYPE_CODE_RANGE:
case TYPE_CODE_STRING:
- case TYPE_CODE_BITSTRING:
case TYPE_CODE_COMPLEX:
case TYPE_CODE_NAMESPACE:
case TYPE_CODE_DECFLOAT:
/* We don't print `const' qualifiers for references --- since all
operators affect the thing referenced, not the reference itself,
every reference is `const'. */
- if (TYPE_CONST (type)
- && TYPE_CODE (type) != TYPE_CODE_REF)
+ if (TYPE_CONST (type) && !TYPE_IS_REFERENCE (type))
{
if (need_pre_space)
fprintf_filtered (stream, " ");
did_print_modifier = 1;
}
+ if (TYPE_RESTRICT (type))
+ {
+ if (did_print_modifier || need_pre_space)
+ fprintf_filtered (stream, " ");
+ fprintf_filtered (stream, "restrict");
+ did_print_modifier = 1;
+ }
+
+ if (TYPE_ATOMIC (type))
+ {
+ if (did_print_modifier || need_pre_space)
+ fprintf_filtered (stream, " ");
+ fprintf_filtered (stream, "_Atomic");
+ did_print_modifier = 1;
+ }
+
address_space_id = address_space_int_to_name (get_type_arch (type),
TYPE_INSTANCE_FLAGS (type));
if (address_space_id)
/* Print out the arguments of TYPE, which should have TYPE_CODE_METHOD
or TYPE_CODE_FUNC, to STREAM. Artificial arguments, such as "this"
- in non-static methods, are displayed if SHOW_ARTIFICIAL is
- non-zero. LANGUAGE is the language in which TYPE was defined.
- This is a necessary evil since this code is used by the C, C++, and
- Java backends. */
+ in non-static methods, are displayed if LINKAGE_NAME is zero. If
+ LINKAGE_NAME is non-zero and LANGUAGE is language_cplus the topmost
+ parameter types get removed their possible const and volatile qualifiers to
+ match demangled linkage name parameters part of such function type.
+ LANGUAGE is the language in which TYPE was defined. This is a necessary
+ evil since this code is used by the C and C++. */
void
c_type_print_args (struct type *type, struct ui_file *stream,
- int show_artificial, enum language language)
+ int linkage_name, enum language language,
+ const struct type_print_options *flags)
{
- int i, len;
- struct field *args;
+ int i;
int printed_any = 0;
fprintf_filtered (stream, "(");
- args = TYPE_FIELDS (type);
- len = TYPE_NFIELDS (type);
for (i = 0; i < TYPE_NFIELDS (type); i++)
{
- if (TYPE_FIELD_ARTIFICIAL (type, i) && !show_artificial)
+ struct type *param_type;
+
+ if (TYPE_FIELD_ARTIFICIAL (type, i) && linkage_name)
continue;
if (printed_any)
wrap_here (" ");
}
- if (language == language_java)
- java_print_type (TYPE_FIELD_TYPE (type, i),
- "", stream, -1, 0);
- else
- c_print_type (TYPE_FIELD_TYPE (type, i),
- "", stream, -1, 0);
+ param_type = TYPE_FIELD_TYPE (type, i);
+
+ if (language == language_cplus && linkage_name)
+ {
+ /* C++ standard, 13.1 Overloadable declarations, point 3, item:
+ - Parameter declarations that differ only in the presence or
+ absence of const and/or volatile are equivalent.
+
+ And the const/volatile qualifiers are not present in the mangled
+ names as produced by GCC. */
+
+ param_type = make_cv_type (0, 0, param_type, NULL);
+ }
+
+ c_print_type (param_type, "", stream, -1, 0, language, flags);
printed_any = 1;
}
}
}
else if (!printed_any
- && ((TYPE_PROTOTYPED (type) && language != language_java)
- || language == language_cplus))
+ && (TYPE_PROTOTYPED (type) || language == language_cplus))
fprintf_filtered (stream, "void");
fprintf_filtered (stream, ")");
by their name is pretty terrible. But I don't think our present
data structure gives us any other way to tell. If you know of
some other way, feel free to rewrite this function. */
- char *name = TYPE_FN_FIELDLIST_NAME (type, i);
+ const char *name = TYPE_FN_FIELDLIST_NAME (type, i);
- if (strncmp (name, "operator", 8) != 0)
+ if (!startswith (name, CP_OPERATOR_STR))
return 0;
name += 8;
/* If this doesn't look like the start of an identifier, then it
isn't a type conversion operator. */
return 0;
- else if (strncmp (name, "new", 3) == 0)
+ else if (startswith (name, "new"))
name += 3;
- else if (strncmp (name, "delete", 6) == 0)
+ else if (startswith (name, "delete"))
name += 6;
else
/* If it doesn't look like new or delete, it's a type conversion
static char *
remove_qualifiers (char *qid)
{
- int quoted = 0; /* zero if we're not in quotes;
+ int quoted = 0; /* Zero if we're not in quotes;
'"' if we're in a double-quoted string;
'\'' if we're in a single-quoted string. */
- int depth = 0; /* number of unclosed parens we've seen */
+ int depth = 0; /* Number of unclosed parens we've seen. */
char *parenstack = (char *) alloca (strlen (qid));
char *scan;
char *last = 0; /* The character after the rightmost
needed after the variable name (to describe its type).
Args work like c_type_print_varspec_prefix. */
-void
+static void
c_type_print_varspec_suffix (struct type *type,
struct ui_file *stream,
int show, int passed_a_ptr,
- int demangled_args)
+ int demangled_args,
+ enum language language,
+ const struct type_print_options *flags)
{
if (type == 0)
return;
case TYPE_CODE_ARRAY:
{
LONGEST low_bound, high_bound;
+ int is_vector = TYPE_VECTOR (type);
if (passed_a_ptr)
fprintf_filtered (stream, ")");
- fprintf_filtered (stream, "[");
- if (get_array_bounds (type, &low_bound, &high_bound))
- fprintf_filtered (stream, "%d",
- (int) (high_bound - low_bound + 1));
- fprintf_filtered (stream, "]");
+ fprintf_filtered (stream, (is_vector ?
+ " __attribute__ ((vector_size(" : "["));
+ /* Bounds are not yet resolved, print a bounds placeholder instead. */
+ if (TYPE_HIGH_BOUND_KIND (TYPE_INDEX_TYPE (type)) == PROP_LOCEXPR
+ || TYPE_HIGH_BOUND_KIND (TYPE_INDEX_TYPE (type)) == PROP_LOCLIST)
+ fprintf_filtered (stream, "variable length");
+ else if (get_array_bounds (type, &low_bound, &high_bound))
+ fprintf_filtered (stream, "%s",
+ plongest (high_bound - low_bound + 1));
+ fprintf_filtered (stream, (is_vector ? ")))" : "]"));
c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream,
- show, 0, 0);
+ show, 0, 0, language, flags);
}
break;
case TYPE_CODE_MEMBERPTR:
c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream,
- show, 0, 0);
+ show, 0, 0, language, flags);
break;
case TYPE_CODE_METHODPTR:
fprintf_filtered (stream, ")");
c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream,
- show, 0, 0);
+ show, 0, 0, language, flags);
break;
case TYPE_CODE_PTR:
case TYPE_CODE_REF:
+ case TYPE_CODE_RVALUE_REF:
c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream,
- show, 1, 0);
+ show, 1, 0, language, flags);
break;
case TYPE_CODE_METHOD:
if (passed_a_ptr)
fprintf_filtered (stream, ")");
if (!demangled_args)
- c_type_print_args (type, stream, 1,
- current_language->la_language);
+ c_type_print_args (type, stream, 0, language, flags);
c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream,
- show, passed_a_ptr, 0);
+ show, passed_a_ptr, 0, language, flags);
break;
case TYPE_CODE_TYPEDEF:
c_type_print_varspec_suffix (TYPE_TARGET_TYPE (type), stream,
- show, passed_a_ptr, 0);
+ show, passed_a_ptr, 0, language, flags);
break;
case TYPE_CODE_UNDEF:
case TYPE_CODE_STRUCT:
case TYPE_CODE_UNION:
+ case TYPE_CODE_FLAGS:
case TYPE_CODE_ENUM:
case TYPE_CODE_INT:
case TYPE_CODE_FLT:
case TYPE_CODE_SET:
case TYPE_CODE_RANGE:
case TYPE_CODE_STRING:
- case TYPE_CODE_BITSTRING:
case TYPE_CODE_COMPLEX:
case TYPE_CODE_NAMESPACE:
case TYPE_CODE_DECFLOAT:
}
}
-/* Print the name of the type (or the ultimate pointer target,
- function value or array element), or the description of a structure
- or union.
-
- SHOW positive means print details about the type (e.g. enum
- values), and print structure elements passing SHOW - 1 for show.
+/* A helper for c_type_print_base that displays template
+ parameters and their bindings, if needed.
- SHOW negative means just print the type name or struct tag if there
- is one. If there is no name, print something sensible but concise
- like "struct {...}".
+ TABLE is the local bindings table to use. If NULL, no printing is
+ done. Note that, at this point, TABLE won't have any useful
+ information in it -- but it is also used as a flag to
+ print_name_maybe_canonical to activate searching the global typedef
+ table.
- SHOW zero means just print the type name or struct tag if there is
- one. If there is no name, print something sensible but not as
- concise like "struct {int x; int y;}".
+ TYPE is the type whose template arguments are being displayed.
- LEVEL is the number of spaces to indent by.
- We increase it for some recursive calls. */
+ STREAM is the stream on which to print. */
-void
-c_type_print_base (struct type *type, struct ui_file *stream,
- int show, int level)
+static void
+c_type_print_template_args (const struct type_print_options *flags,
+ struct type *type, struct ui_file *stream)
{
- int i;
- int len, real_len;
- int lastval;
- char *mangled_name;
- char *demangled_name;
- char *demangled_no_static;
- enum
+ int first = 1, i;
+
+ if (flags->raw)
+ return;
+
+ for (i = 0; i < TYPE_N_TEMPLATE_ARGUMENTS (type); ++i)
{
- s_none, s_public, s_private, s_protected
+ struct symbol *sym = TYPE_TEMPLATE_ARGUMENT (type, i);
+
+ if (SYMBOL_CLASS (sym) != LOC_TYPEDEF)
+ continue;
+
+ if (first)
+ {
+ wrap_here (" ");
+ fprintf_filtered (stream, _("[with %s = "), sym->linkage_name ());
+ first = 0;
+ }
+ else
+ {
+ fputs_filtered (", ", stream);
+ wrap_here (" ");
+ fprintf_filtered (stream, "%s = ", sym->linkage_name ());
+ }
+
+ c_print_type (SYMBOL_TYPE (sym), "", stream, -1, 0, flags);
}
- section_type;
- int need_access_label = 0;
- int j, len2;
- QUIT;
+ if (!first)
+ fputs_filtered (_("] "), stream);
+}
- wrap_here (" ");
- if (type == NULL)
+/* Use 'print_spaces_filtered', but take into consideration the
+ type_print_options FLAGS in order to determine how many whitespaces
+ will be printed. */
+
+static void
+print_spaces_filtered_with_print_options
+ (int level, struct ui_file *stream, const struct type_print_options *flags)
+{
+ if (!flags->print_offsets)
+ print_spaces_filtered (level, stream);
+ else
+ print_spaces_filtered (level + print_offset_data::indentation, stream);
+}
+
+/* Output an access specifier to STREAM, if needed. LAST_ACCESS is the
+ last access specifier output (typically returned by this function). */
+
+static enum access_specifier
+output_access_specifier (struct ui_file *stream,
+ enum access_specifier last_access,
+ int level, bool is_protected, bool is_private,
+ const struct type_print_options *flags)
+{
+ if (is_protected)
{
- fputs_filtered (_("<type unknown>"), stream);
- return;
+ if (last_access != s_protected)
+ {
+ last_access = s_protected;
+ print_spaces_filtered_with_print_options (level + 2, stream, flags);
+ fprintf_filtered (stream, "protected:\n");
+ }
+ }
+ else if (is_private)
+ {
+ if (last_access != s_private)
+ {
+ last_access = s_private;
+ print_spaces_filtered_with_print_options (level + 2, stream, flags);
+ fprintf_filtered (stream, "private:\n");
+ }
+ }
+ else
+ {
+ if (last_access != s_public)
+ {
+ last_access = s_public;
+ print_spaces_filtered_with_print_options (level + 2, stream, flags);
+ fprintf_filtered (stream, "public:\n");
+ }
}
- /* When SHOW is zero or less, and there is a valid type name, then
- always just print the type name directly from the type. */
- /* If we have "typedef struct foo {. . .} bar;" do we want to print
- it as "struct foo" or as "bar"? Pick the latter, because C++
- folk tend to expect things like "class5 *foo" rather than "struct
- class5 *foo". */
+ return last_access;
+}
- if (show <= 0
- && TYPE_NAME (type) != NULL)
+/* Return true if an access label (i.e., "public:", "private:",
+ "protected:") needs to be printed for TYPE. */
+
+static bool
+need_access_label_p (struct type *type)
+{
+ if (TYPE_DECLARED_CLASS (type))
{
- c_type_print_modifier (type, stream, 0, 1);
- fputs_filtered (TYPE_NAME (type), stream);
- return;
+ QUIT;
+ for (int i = TYPE_N_BASECLASSES (type); i < TYPE_NFIELDS (type); i++)
+ if (!TYPE_FIELD_PRIVATE (type, i))
+ return true;
+ QUIT;
+ for (int j = 0; j < TYPE_NFN_FIELDS (type); j++)
+ for (int i = 0; i < TYPE_FN_FIELDLIST_LENGTH (type, j); i++)
+ if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type,
+ j), i))
+ return true;
+ QUIT;
+ for (int i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (type); ++i)
+ if (!TYPE_TYPEDEF_FIELD_PRIVATE (type, i))
+ return true;
+ }
+ else
+ {
+ QUIT;
+ for (int i = TYPE_N_BASECLASSES (type); i < TYPE_NFIELDS (type); i++)
+ if (TYPE_FIELD_PRIVATE (type, i) || TYPE_FIELD_PROTECTED (type, i))
+ return true;
+ QUIT;
+ for (int j = 0; j < TYPE_NFN_FIELDS (type); j++)
+ {
+ QUIT;
+ for (int i = 0; i < TYPE_FN_FIELDLIST_LENGTH (type, j); i++)
+ if (TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type,
+ j), i)
+ || TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type,
+ j),
+ i))
+ return true;
+ }
+ QUIT;
+ for (int i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (type); ++i)
+ if (TYPE_TYPEDEF_FIELD_PROTECTED (type, i)
+ || TYPE_TYPEDEF_FIELD_PRIVATE (type, i))
+ return true;
}
- CHECK_TYPEDEF (type);
+ return false;
+}
- switch (TYPE_CODE (type))
- {
- case TYPE_CODE_TYPEDEF:
- /* If we get here, the typedef doesn't have a name, and we
- couldn't resolve TYPE_TARGET_TYPE. Not much we can do. */
- gdb_assert (TYPE_NAME (type) == NULL);
- gdb_assert (TYPE_TARGET_TYPE (type) == NULL);
- fprintf_filtered (stream, _("<unnamed typedef>"));
- break;
+/* Helper function that temporarily disables FLAGS->PRINT_OFFSETS,
+ calls 'c_print_type_1', and then reenables FLAGS->PRINT_OFFSETS if
+ applicable. */
- case TYPE_CODE_ARRAY:
- case TYPE_CODE_PTR:
- case TYPE_CODE_MEMBERPTR:
- case TYPE_CODE_REF:
- case TYPE_CODE_FUNC:
- case TYPE_CODE_METHOD:
- case TYPE_CODE_METHODPTR:
- c_type_print_base (TYPE_TARGET_TYPE (type),
- stream, show, level);
- break;
+static void
+c_print_type_no_offsets (struct type *type,
+ const char *varstring,
+ struct ui_file *stream,
+ int show, int level,
+ enum language language,
+ struct type_print_options *flags,
+ struct print_offset_data *podata)
+{
+ unsigned int old_po = flags->print_offsets;
+
+ /* Temporarily disable print_offsets, because it would mess with
+ indentation. */
+ flags->print_offsets = 0;
+ c_print_type_1 (type, varstring, stream, show, level, language, flags,
+ podata);
+ flags->print_offsets = old_po;
+}
- case TYPE_CODE_STRUCT:
- c_type_print_modifier (type, stream, 0, 1);
- if (TYPE_DECLARED_CLASS (type))
- fprintf_filtered (stream, "class ");
+/* Helper for 'c_type_print_base' that handles structs and unions.
+ For a description of the arguments, see 'c_type_print_base'. */
+
+static void
+c_type_print_base_struct_union (struct type *type, struct ui_file *stream,
+ int show, int level,
+ enum language language,
+ const struct type_print_options *flags,
+ struct print_offset_data *podata)
+{
+ struct type_print_options local_flags = *flags;
+ local_flags.local_typedefs = NULL;
+
+ std::unique_ptr<typedef_hash_table> hash_holder;
+ if (!flags->raw)
+ {
+ if (flags->local_typedefs)
+ local_flags.local_typedefs
+ = new typedef_hash_table (*flags->local_typedefs);
else
- fprintf_filtered (stream, "struct ");
- goto struct_union;
+ local_flags.local_typedefs = new typedef_hash_table ();
- case TYPE_CODE_UNION:
- c_type_print_modifier (type, stream, 0, 1);
- fprintf_filtered (stream, "union ");
+ hash_holder.reset (local_flags.local_typedefs);
+ }
- struct_union:
+ c_type_print_modifier (type, stream, 0, 1);
+ if (TYPE_CODE (type) == TYPE_CODE_UNION)
+ fprintf_filtered (stream, "union ");
+ else if (TYPE_DECLARED_CLASS (type))
+ fprintf_filtered (stream, "class ");
+ else
+ fprintf_filtered (stream, "struct ");
+
+ /* Print the tag if it exists. The HP aCC compiler emits a
+ spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed
+ enum}" tag for unnamed struct/union/enum's, which we don't
+ want to print. */
+ if (TYPE_NAME (type) != NULL
+ && !startswith (TYPE_NAME (type), "{unnamed"))
+ {
+ /* When printing the tag name, we are still effectively
+ printing in the outer context, hence the use of FLAGS
+ here. */
+ print_name_maybe_canonical (TYPE_NAME (type), flags, stream);
+ if (show > 0)
+ fputs_filtered (" ", stream);
+ }
- /* Print the tag if it exists. The HP aCC compiler emits a
- spurious "{unnamed struct}"/"{unnamed union}"/"{unnamed
- enum}" tag for unnamed struct/union/enum's, which we don't
- want to print. */
- if (TYPE_TAG_NAME (type) != NULL
- && strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
+ if (show < 0)
+ {
+ /* If we just printed a tag name, no need to print anything
+ else. */
+ if (TYPE_NAME (type) == NULL)
+ fprintf_filtered (stream, "{...}");
+ }
+ else if (show > 0 || TYPE_NAME (type) == NULL)
+ {
+ struct type *basetype;
+ int vptr_fieldno;
+
+ c_type_print_template_args (&local_flags, type, stream);
+
+ /* Add in template parameters when printing derivation info. */
+ if (local_flags.local_typedefs != NULL)
+ local_flags.local_typedefs->add_template_parameters (type);
+ cp_type_print_derivation_info (stream, type, &local_flags);
+
+ /* This holds just the global typedefs and the template
+ parameters. */
+ struct type_print_options semi_local_flags = *flags;
+ semi_local_flags.local_typedefs = NULL;
+
+ std::unique_ptr<typedef_hash_table> semi_holder;
+ if (local_flags.local_typedefs != nullptr)
{
- fputs_filtered (TYPE_TAG_NAME (type), stream);
- if (show > 0)
- fputs_filtered (" ", stream);
+ semi_local_flags.local_typedefs
+ = new typedef_hash_table (*local_flags.local_typedefs);
+ semi_holder.reset (semi_local_flags.local_typedefs);
+
+ /* Now add in the local typedefs. */
+ local_flags.local_typedefs->recursively_update (type);
}
- wrap_here (" ");
- if (show < 0)
+
+ fprintf_filtered (stream, "{\n");
+
+ if (TYPE_NFIELDS (type) == 0 && TYPE_NFN_FIELDS (type) == 0
+ && TYPE_TYPEDEF_FIELD_COUNT (type) == 0)
{
- /* If we just printed a tag name, no need to print anything
- else. */
- if (TYPE_TAG_NAME (type) == NULL)
- fprintf_filtered (stream, "{...}");
+ if (TYPE_STUB (type))
+ fprintfi_filtered (level + 4, stream,
+ _("%p[<incomplete type>%p]\n"),
+ metadata_style.style ().ptr (), nullptr);
+ else
+ fprintfi_filtered (level + 4, stream,
+ _("%p[<no data fields>%p]\n"),
+ metadata_style.style ().ptr (), nullptr);
}
- else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
+
+ /* Start off with no specific section type, so we can print
+ one for the first field we find, and use that section type
+ thereafter until we find another type. */
+
+ enum access_specifier section_type = s_none;
+
+ /* For a class, if all members are private, there's no need
+ for a "private:" label; similarly, for a struct or union
+ masquerading as a class, if all members are public, there's
+ no need for a "public:" label. */
+ bool need_access_label = need_access_label_p (type);
+
+ /* If there is a base class for this type,
+ do not print the field that it occupies. */
+
+ int len = TYPE_NFIELDS (type);
+ vptr_fieldno = get_vptr_fieldno (type, &basetype);
+
+ struct print_offset_data local_podata;
+
+ for (int i = TYPE_N_BASECLASSES (type); i < len; i++)
{
- struct type *basetype;
- int vptr_fieldno;
+ QUIT;
- cp_type_print_derivation_info (stream, type);
+ /* If we have a virtual table pointer, omit it. Even if
+ virtual table pointers are not specifically marked in
+ the debug info, they should be artificial. */
+ if ((i == vptr_fieldno && type == basetype)
+ || TYPE_FIELD_ARTIFICIAL (type, i))
+ continue;
- fprintf_filtered (stream, "{\n");
- if (TYPE_NFIELDS (type) == 0 && TYPE_NFN_FIELDS (type) == 0
- && TYPE_TYPEDEF_FIELD_COUNT (type) == 0)
+ if (need_access_label)
{
- if (TYPE_STUB (type))
- fprintfi_filtered (level + 4, stream,
- _("<incomplete type>\n"));
- else
- fprintfi_filtered (level + 4, stream,
- _("<no data fields>\n"));
+ section_type = output_access_specifier
+ (stream, section_type, level,
+ TYPE_FIELD_PROTECTED (type, i),
+ TYPE_FIELD_PRIVATE (type, i), flags);
}
- /* Start off with no specific section type, so we can print
- one for the first field we find, and use that section type
- thereafter until we find another type. */
+ bool is_static = field_is_static (&TYPE_FIELD (type, i));
+
+ if (flags->print_offsets)
+ podata->update (type, i, stream);
- section_type = s_none;
+ print_spaces_filtered (level + 4, stream);
+ if (is_static)
+ fprintf_filtered (stream, "static ");
- /* For a class, if all members are private, there's no need
- for a "private:" label; similarly, for a struct or union
- masquerading as a class, if all members are public, there's
- no need for a "public:" label. */
+ int newshow = show - 1;
- if (TYPE_DECLARED_CLASS (type))
+ if (!is_static && flags->print_offsets
+ && (TYPE_CODE (TYPE_FIELD_TYPE (type, i)) == TYPE_CODE_STRUCT
+ || TYPE_CODE (TYPE_FIELD_TYPE (type, i)) == TYPE_CODE_UNION))
{
- QUIT;
- len = TYPE_NFIELDS (type);
- for (i = TYPE_N_BASECLASSES (type); i < len; i++)
- if (!TYPE_FIELD_PRIVATE (type, i))
- {
- need_access_label = 1;
- break;
- }
- QUIT;
- if (!need_access_label)
- {
- len2 = TYPE_NFN_FIELDS (type);
- for (j = 0; j < len2; j++)
- {
- len = TYPE_FN_FIELDLIST_LENGTH (type, j);
- for (i = 0; i < len; i++)
- if (!TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i))
- {
- need_access_label = 1;
- break;
- }
- if (need_access_label)
- break;
- }
- }
+ /* If we're printing offsets and this field's type is
+ either a struct or an union, then we're interested in
+ expanding it. */
+ ++newshow;
+
+ /* Make sure we carry our offset when we expand the
+ struct/union. */
+ local_podata.offset_bitpos
+ = podata->offset_bitpos + TYPE_FIELD_BITPOS (type, i);
+ /* We're entering a struct/union. Right now,
+ PODATA->END_BITPOS points right *after* the
+ struct/union. However, when printing the first field
+ of this inner struct/union, the end_bitpos we're
+ expecting is exactly at the beginning of the
+ struct/union. Therefore, we subtract the length of
+ the whole struct/union. */
+ local_podata.end_bitpos
+ = podata->end_bitpos
+ - TYPE_LENGTH (TYPE_FIELD_TYPE (type, i)) * TARGET_CHAR_BIT;
}
- else
+
+ c_print_type_1 (TYPE_FIELD_TYPE (type, i),
+ TYPE_FIELD_NAME (type, i),
+ stream, newshow, level + 4,
+ language, &local_flags, &local_podata);
+
+ if (!is_static && TYPE_FIELD_PACKED (type, i))
{
- QUIT;
- len = TYPE_NFIELDS (type);
- for (i = TYPE_N_BASECLASSES (type); i < len; i++)
- if (TYPE_FIELD_PRIVATE (type, i)
- || TYPE_FIELD_PROTECTED (type, i))
- {
- need_access_label = 1;
- break;
- }
- QUIT;
- if (!need_access_label)
- {
- len2 = TYPE_NFN_FIELDS (type);
- for (j = 0; j < len2; j++)
- {
- QUIT;
- len = TYPE_FN_FIELDLIST_LENGTH (type, j);
- for (i = 0; i < len; i++)
- if (TYPE_FN_FIELD_PRIVATE (TYPE_FN_FIELDLIST1 (type, j), i)
- || TYPE_FN_FIELD_PROTECTED (TYPE_FN_FIELDLIST1 (type, j), i))
- {
- need_access_label = 1;
- break;
- }
- if (need_access_label)
- break;
- }
- }
+ /* It is a bitfield. This code does not attempt
+ to look at the bitpos and reconstruct filler,
+ unnamed fields. This would lead to misleading
+ results if the compiler does not put out fields
+ for such things (I don't know what it does). */
+ fprintf_filtered (stream, " : %d",
+ TYPE_FIELD_BITSIZE (type, i));
}
+ fprintf_filtered (stream, ";\n");
+ }
- /* If there is a base class for this type,
- do not print the field that it occupies. */
+ /* If there are both fields and methods, put a blank line
+ between them. Make sure to count only method that we
+ will display; artificial methods will be hidden. */
+ len = TYPE_NFN_FIELDS (type);
+ if (!flags->print_methods)
+ len = 0;
+ int real_len = 0;
+ for (int i = 0; i < len; i++)
+ {
+ struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
+ int len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
+ int j;
- len = TYPE_NFIELDS (type);
- vptr_fieldno = get_vptr_fieldno (type, &basetype);
- for (i = TYPE_N_BASECLASSES (type); i < len; i++)
+ for (j = 0; j < len2; j++)
+ if (!TYPE_FN_FIELD_ARTIFICIAL (f, j))
+ real_len++;
+ }
+ if (real_len > 0 && section_type != s_none)
+ fprintf_filtered (stream, "\n");
+
+ /* C++: print out the methods. */
+ for (int i = 0; i < len; i++)
+ {
+ struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
+ int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
+ const char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
+ const char *name = TYPE_NAME (type);
+ int is_constructor = name && strcmp (method_name,
+ name) == 0;
+
+ for (j = 0; j < len2; j++)
{
+ const char *mangled_name;
+ gdb::unique_xmalloc_ptr<char> mangled_name_holder;
+ char *demangled_name;
+ const char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);
+ int is_full_physname_constructor =
+ TYPE_FN_FIELD_CONSTRUCTOR (f, j)
+ || is_constructor_name (physname)
+ || is_destructor_name (physname)
+ || method_name[0] == '~';
+
+ /* Do not print out artificial methods. */
+ if (TYPE_FN_FIELD_ARTIFICIAL (f, j))
+ continue;
+
QUIT;
+ section_type = output_access_specifier
+ (stream, section_type, level,
+ TYPE_FN_FIELD_PROTECTED (f, j),
+ TYPE_FN_FIELD_PRIVATE (f, j), flags);
+
+ print_spaces_filtered_with_print_options (level + 4, stream,
+ flags);
+ if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
+ fprintf_filtered (stream, "virtual ");
+ else if (TYPE_FN_FIELD_STATIC_P (f, j))
+ fprintf_filtered (stream, "static ");
+ if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
+ {
+ /* Keep GDB from crashing here. */
+ fprintf_filtered (stream,
+ _("%p[<undefined type>%p] %s;\n"),
+ metadata_style.style ().ptr (), nullptr,
+ TYPE_FN_FIELD_PHYSNAME (f, j));
+ break;
+ }
+ else if (!is_constructor /* Constructors don't
+ have declared
+ types. */
+ && !is_full_physname_constructor /* " " */
+ && !is_type_conversion_operator (type, i, j))
+ {
+ c_print_type_no_offsets
+ (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
+ "", stream, -1, 0, language, &local_flags, podata);
- /* If we have a virtual table pointer, omit it. Even if
- virtual table pointers are not specifically marked in
- the debug info, they should be artificial. */
- if ((i == vptr_fieldno && type == basetype)
- || TYPE_FIELD_ARTIFICIAL (type, i))
- continue;
+ fputs_filtered (" ", stream);
+ }
+ if (TYPE_FN_FIELD_STUB (f, j))
+ {
+ /* Build something we can demangle. */
+ mangled_name_holder.reset (gdb_mangle_name (type, i, j));
+ mangled_name = mangled_name_holder.get ();
+ }
+ else
+ mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j);
- if (need_access_label)
+ demangled_name =
+ gdb_demangle (mangled_name,
+ DMGL_ANSI | DMGL_PARAMS);
+ if (demangled_name == NULL)
{
- if (TYPE_FIELD_PROTECTED (type, i))
- {
- if (section_type != s_protected)
- {
- section_type = s_protected;
- fprintfi_filtered (level + 2, stream,
- "protected:\n");
- }
- }
- else if (TYPE_FIELD_PRIVATE (type, i))
+ /* In some cases (for instance with the HP
+ demangling), if a function has more than 10
+ arguments, the demangling will fail.
+ Let's try to reconstruct the function
+ signature from the symbol information. */
+ if (!TYPE_FN_FIELD_STUB (f, j))
{
- if (section_type != s_private)
- {
- section_type = s_private;
- fprintfi_filtered (level + 2, stream,
- "private:\n");
- }
+ int staticp = TYPE_FN_FIELD_STATIC_P (f, j);
+ struct type *mtype = TYPE_FN_FIELD_TYPE (f, j);
+
+ cp_type_print_method_args (mtype,
+ "",
+ method_name,
+ staticp,
+ stream, language,
+ &local_flags);
}
else
+ fprintf_styled (stream, metadata_style.style (),
+ _("<badly mangled name '%s'>"),
+ mangled_name);
+ }
+ else
+ {
+ char *p;
+ char *demangled_no_class
+ = remove_qualifiers (demangled_name);
+
+ /* Get rid of the `static' appended by the
+ demangler. */
+ p = strstr (demangled_no_class, " static");
+ if (p != NULL)
{
- if (section_type != s_public)
- {
- section_type = s_public;
- fprintfi_filtered (level + 2, stream,
- "public:\n");
- }
+ int length = p - demangled_no_class;
+ char *demangled_no_static;
+
+ demangled_no_static
+ = (char *) xmalloc (length + 1);
+ strncpy (demangled_no_static,
+ demangled_no_class, length);
+ *(demangled_no_static + length) = '\0';
+ fputs_filtered (demangled_no_static, stream);
+ xfree (demangled_no_static);
}
+ else
+ fputs_filtered (demangled_no_class, stream);
+ xfree (demangled_name);
}
- print_spaces_filtered (level + 4, stream);
- if (field_is_static (&TYPE_FIELD (type, i)))
- fprintf_filtered (stream, "static ");
- c_print_type (TYPE_FIELD_TYPE (type, i),
- TYPE_FIELD_NAME (type, i),
- stream, show - 1, level + 4);
- if (!field_is_static (&TYPE_FIELD (type, i))
- && TYPE_FIELD_PACKED (type, i))
- {
- /* It is a bitfield. This code does not attempt
- to look at the bitpos and reconstruct filler,
- unnamed fields. This would lead to misleading
- results if the compiler does not put out fields
- for such things (I don't know what it does). */
- fprintf_filtered (stream, " : %d",
- TYPE_FIELD_BITSIZE (type, i));
- }
fprintf_filtered (stream, ";\n");
}
+ }
- /* If there are both fields and methods, put a blank line
- between them. Make sure to count only method that we
- will display; artificial methods will be hidden. */
- len = TYPE_NFN_FIELDS (type);
- real_len = 0;
- for (i = 0; i < len; i++)
- {
- struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
- int len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
- int j;
+ /* Print out nested types. */
+ if (TYPE_NESTED_TYPES_COUNT (type) != 0
+ && semi_local_flags.print_nested_type_limit != 0)
+ {
+ if (semi_local_flags.print_nested_type_limit > 0)
+ --semi_local_flags.print_nested_type_limit;
- for (j = 0; j < len2; j++)
- if (!TYPE_FN_FIELD_ARTIFICIAL (f, j))
- real_len++;
- }
- if (real_len > 0 && section_type != s_none)
+ if (TYPE_NFIELDS (type) != 0 || TYPE_NFN_FIELDS (type) != 0)
fprintf_filtered (stream, "\n");
- /* C++: print out the methods */
- for (i = 0; i < len; i++)
+ for (int i = 0; i < TYPE_NESTED_TYPES_COUNT (type); ++i)
{
- struct fn_field *f = TYPE_FN_FIELDLIST1 (type, i);
- int j, len2 = TYPE_FN_FIELDLIST_LENGTH (type, i);
- char *method_name = TYPE_FN_FIELDLIST_NAME (type, i);
- char *name = type_name_no_tag (type);
- int is_constructor = name && strcmp (method_name,
- name) == 0;
-
- for (j = 0; j < len2; j++)
- {
- char *physname = TYPE_FN_FIELD_PHYSNAME (f, j);
- int is_full_physname_constructor =
- is_constructor_name (physname)
- || is_destructor_name (physname)
- || method_name[0] == '~';
-
- /* Do not print out artificial methods. */
- if (TYPE_FN_FIELD_ARTIFICIAL (f, j))
- continue;
-
- QUIT;
- if (TYPE_FN_FIELD_PROTECTED (f, j))
- {
- if (section_type != s_protected)
- {
- section_type = s_protected;
- fprintfi_filtered (level + 2, stream,
- "protected:\n");
- }
- }
- else if (TYPE_FN_FIELD_PRIVATE (f, j))
- {
- if (section_type != s_private)
- {
- section_type = s_private;
- fprintfi_filtered (level + 2, stream,
- "private:\n");
- }
- }
- else
- {
- if (section_type != s_public)
- {
- section_type = s_public;
- fprintfi_filtered (level + 2, stream,
- "public:\n");
- }
- }
+ print_spaces_filtered_with_print_options (level + 4, stream,
+ flags);
+ c_print_type_no_offsets (TYPE_NESTED_TYPES_FIELD_TYPE (type, i),
+ "", stream, show, level + 4,
+ language, &semi_local_flags, podata);
+ fprintf_filtered (stream, ";\n");
+ }
+ }
- print_spaces_filtered (level + 4, stream);
- if (TYPE_FN_FIELD_VIRTUAL_P (f, j))
- fprintf_filtered (stream, "virtual ");
- else if (TYPE_FN_FIELD_STATIC_P (f, j))
- fprintf_filtered (stream, "static ");
- if (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)) == 0)
- {
- /* Keep GDB from crashing here. */
- fprintf_filtered (stream,
- _("<undefined type> %s;\n"),
- TYPE_FN_FIELD_PHYSNAME (f, j));
- break;
- }
- else if (!is_constructor /* Constructors don't
- have declared
- types. */
- && !is_full_physname_constructor /* " " */
- && !is_type_conversion_operator (type, i, j))
- {
- type_print (TYPE_TARGET_TYPE (TYPE_FN_FIELD_TYPE (f, j)),
- "", stream, -1);
- fputs_filtered (" ", stream);
- }
- if (TYPE_FN_FIELD_STUB (f, j))
- /* Build something we can demangle. */
- mangled_name = gdb_mangle_name (type, i, j);
- else
- mangled_name = TYPE_FN_FIELD_PHYSNAME (f, j);
+ /* Print typedefs defined in this class. */
- demangled_name =
- cplus_demangle (mangled_name,
- DMGL_ANSI | DMGL_PARAMS);
- if (demangled_name == NULL)
- {
- /* In some cases (for instance with the HP
- demangling), if a function has more than 10
- arguments, the demangling will fail.
- Let's try to reconstruct the function
- signature from the symbol information. */
- if (!TYPE_FN_FIELD_STUB (f, j))
- {
- int staticp = TYPE_FN_FIELD_STATIC_P (f, j);
- struct type *mtype = TYPE_FN_FIELD_TYPE (f, j);
-
- cp_type_print_method_args (mtype,
- "",
- method_name,
- staticp,
- stream);
- }
- else
- fprintf_filtered (stream,
- _("<badly mangled name '%s'>"),
- mangled_name);
- }
- else
- {
- char *p;
- char *demangled_no_class
- = remove_qualifiers (demangled_name);
-
- /* Get rid of the `static' appended by the
- demangler. */
- p = strstr (demangled_no_class, " static");
- if (p != NULL)
- {
- int length = p - demangled_no_class;
-
- demangled_no_static
- = (char *) xmalloc (length + 1);
- strncpy (demangled_no_static,
- demangled_no_class, length);
- *(demangled_no_static + length) = '\0';
- fputs_filtered (demangled_no_static, stream);
- xfree (demangled_no_static);
- }
- else
- fputs_filtered (demangled_no_class, stream);
- xfree (demangled_name);
- }
+ if (TYPE_TYPEDEF_FIELD_COUNT (type) != 0 && flags->print_typedefs)
+ {
+ if (TYPE_NFIELDS (type) != 0 || TYPE_NFN_FIELDS (type) != 0
+ || TYPE_NESTED_TYPES_COUNT (type) != 0)
+ fprintf_filtered (stream, "\n");
+
+ for (int i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (type); i++)
+ {
+ struct type *target = TYPE_TYPEDEF_FIELD_TYPE (type, i);
- if (TYPE_FN_FIELD_STUB (f, j))
- xfree (mangled_name);
+ /* Dereference the typedef declaration itself. */
+ gdb_assert (TYPE_CODE (target) == TYPE_CODE_TYPEDEF);
+ target = TYPE_TARGET_TYPE (target);
- fprintf_filtered (stream, ";\n");
+ if (need_access_label)
+ {
+ section_type = output_access_specifier
+ (stream, section_type, level,
+ TYPE_TYPEDEF_FIELD_PROTECTED (type, i),
+ TYPE_TYPEDEF_FIELD_PRIVATE (type, i), flags);
}
+ print_spaces_filtered_with_print_options (level + 4, stream,
+ flags);
+ fprintf_filtered (stream, "typedef ");
+
+ /* We want to print typedefs with substitutions
+ from the template parameters or globally-known
+ typedefs but not local typedefs. */
+ c_print_type_no_offsets (target,
+ TYPE_TYPEDEF_FIELD_NAME (type, i),
+ stream, show - 1, level + 4,
+ language, &semi_local_flags, podata);
+ fprintf_filtered (stream, ";\n");
}
+ }
- /* Print typedefs defined in this class. */
+ if (flags->print_offsets)
+ {
+ if (show > 0)
+ podata->finish (type, level, stream);
- if (TYPE_TYPEDEF_FIELD_COUNT (type) != 0)
- {
- if (TYPE_NFIELDS (type) != 0 || TYPE_NFN_FIELDS (type) != 0)
- fprintf_filtered (stream, "\n");
+ print_spaces_filtered (print_offset_data::indentation, stream);
+ if (level == 0)
+ print_spaces_filtered (2, stream);
+ }
- for (i = 0; i < TYPE_TYPEDEF_FIELD_COUNT (type); i++)
- {
- struct type *target = TYPE_TYPEDEF_FIELD_TYPE (type, i);
+ fprintfi_filtered (level, stream, "}");
+ }
+}
- /* Dereference the typedef declaration itself. */
- gdb_assert (TYPE_CODE (target) == TYPE_CODE_TYPEDEF);
- target = TYPE_TARGET_TYPE (target);
+/* Print the name of the type (or the ultimate pointer target,
+ function value or array element), or the description of a structure
+ or union.
- print_spaces_filtered (level + 4, stream);
- fprintf_filtered (stream, "typedef ");
- c_print_type (target, TYPE_TYPEDEF_FIELD_NAME (type, i),
- stream, show - 1, level + 4);
- fprintf_filtered (stream, ";\n");
- }
- }
+ SHOW positive means print details about the type (e.g. enum
+ values), and print structure elements passing SHOW - 1 for show.
+
+ SHOW negative means just print the type name or struct tag if there
+ is one. If there is no name, print something sensible but concise
+ like "struct {...}".
+
+ SHOW zero means just print the type name or struct tag if there is
+ one. If there is no name, print something sensible but not as
+ concise like "struct {int x; int y;}".
+
+ LEVEL is the number of spaces to indent by.
+ We increase it for some recursive calls. */
- fprintfi_filtered (level, stream, "}");
+static void
+c_type_print_base_1 (struct type *type, struct ui_file *stream,
+ int show, int level,
+ enum language language,
+ const struct type_print_options *flags,
+ struct print_offset_data *podata)
+{
+ int i;
+ int len;
+
+ QUIT;
- if (TYPE_LOCALTYPE_PTR (type) && show >= 0)
- fprintfi_filtered (level,
- stream, _(" (Local at %s:%d)\n"),
- TYPE_LOCALTYPE_FILE (type),
- TYPE_LOCALTYPE_LINE (type));
+ if (type == NULL)
+ {
+ fputs_styled (_("<type unknown>"), metadata_style.style (), stream);
+ return;
+ }
+
+ /* When SHOW is zero or less, and there is a valid type name, then
+ always just print the type name directly from the type. */
+
+ if (show <= 0
+ && TYPE_NAME (type) != NULL)
+ {
+ c_type_print_modifier (type, stream, 0, 1);
+
+ /* If we have "typedef struct foo {. . .} bar;" do we want to
+ print it as "struct foo" or as "bar"? Pick the latter for
+ C++, because C++ folk tend to expect things like "class5
+ *foo" rather than "struct class5 *foo". We rather
+ arbitrarily choose to make language_minimal work in a C-like
+ way. */
+ if (language == language_c || language == language_minimal)
+ {
+ if (TYPE_CODE (type) == TYPE_CODE_UNION)
+ fprintf_filtered (stream, "union ");
+ else if (TYPE_CODE (type) == TYPE_CODE_STRUCT)
+ {
+ if (TYPE_DECLARED_CLASS (type))
+ fprintf_filtered (stream, "class ");
+ else
+ fprintf_filtered (stream, "struct ");
+ }
+ else if (TYPE_CODE (type) == TYPE_CODE_ENUM)
+ fprintf_filtered (stream, "enum ");
}
+
+ print_name_maybe_canonical (TYPE_NAME (type), flags, stream);
+ return;
+ }
+
+ type = check_typedef (type);
+
+ switch (TYPE_CODE (type))
+ {
+ case TYPE_CODE_TYPEDEF:
+ /* If we get here, the typedef doesn't have a name, and we
+ couldn't resolve TYPE_TARGET_TYPE. Not much we can do. */
+ gdb_assert (TYPE_NAME (type) == NULL);
+ gdb_assert (TYPE_TARGET_TYPE (type) == NULL);
+ fprintf_styled (stream, metadata_style.style (),
+ _("<unnamed typedef>"));
+ break;
+
+ case TYPE_CODE_FUNC:
+ case TYPE_CODE_METHOD:
+ if (TYPE_TARGET_TYPE (type) == NULL)
+ type_print_unknown_return_type (stream);
+ else
+ c_type_print_base_1 (TYPE_TARGET_TYPE (type),
+ stream, show, level, language, flags, podata);
+ break;
+ case TYPE_CODE_ARRAY:
+ case TYPE_CODE_PTR:
+ case TYPE_CODE_MEMBERPTR:
+ case TYPE_CODE_REF:
+ case TYPE_CODE_RVALUE_REF:
+ case TYPE_CODE_METHODPTR:
+ c_type_print_base_1 (TYPE_TARGET_TYPE (type),
+ stream, show, level, language, flags, podata);
+ break;
+
+ case TYPE_CODE_STRUCT:
+ case TYPE_CODE_UNION:
+ c_type_print_base_struct_union (type, stream, show, level,
+ language, flags, podata);
break;
case TYPE_CODE_ENUM:
c_type_print_modifier (type, stream, 0, 1);
fprintf_filtered (stream, "enum ");
+ if (TYPE_DECLARED_CLASS (type))
+ fprintf_filtered (stream, "class ");
/* Print the tag name if it exists.
The aCC compiler emits a spurious
"{unnamed struct}"/"{unnamed union}"/"{unnamed enum}"
tag for unnamed struct/union/enum's, which we don't
want to print. */
- if (TYPE_TAG_NAME (type) != NULL
- && strncmp (TYPE_TAG_NAME (type), "{unnamed", 8))
+ if (TYPE_NAME (type) != NULL
+ && !startswith (TYPE_NAME (type), "{unnamed"))
{
- fputs_filtered (TYPE_TAG_NAME (type), stream);
+ print_name_maybe_canonical (TYPE_NAME (type), flags, stream);
if (show > 0)
fputs_filtered (" ", stream);
}
{
/* If we just printed a tag name, no need to print anything
else. */
- if (TYPE_TAG_NAME (type) == NULL)
+ if (TYPE_NAME (type) == NULL)
fprintf_filtered (stream, "{...}");
}
- else if (show > 0 || TYPE_TAG_NAME (type) == NULL)
+ else if (show > 0 || TYPE_NAME (type) == NULL)
{
+ LONGEST lastval = 0;
+
+ /* We can't handle this case perfectly, as DWARF does not
+ tell us whether or not the underlying type was specified
+ in the source (and other debug formats don't provide this
+ at all). We choose to print the underlying type, if it
+ has a name, when in C++ on the theory that it's better to
+ print too much than too little; but conversely not to
+ print something egregiously outside the current
+ language's syntax. */
+ if (language == language_cplus && TYPE_TARGET_TYPE (type) != NULL)
+ {
+ struct type *underlying = check_typedef (TYPE_TARGET_TYPE (type));
+
+ if (TYPE_NAME (underlying) != NULL)
+ fprintf_filtered (stream, ": %s ", TYPE_NAME (underlying));
+ }
+
fprintf_filtered (stream, "{");
len = TYPE_NFIELDS (type);
- lastval = 0;
for (i = 0; i < len; i++)
{
QUIT;
fprintf_filtered (stream, ", ");
wrap_here (" ");
fputs_filtered (TYPE_FIELD_NAME (type, i), stream);
- if (lastval != TYPE_FIELD_BITPOS (type, i))
+ if (lastval != TYPE_FIELD_ENUMVAL (type, i))
{
- fprintf_filtered (stream, " = %d",
- TYPE_FIELD_BITPOS (type, i));
- lastval = TYPE_FIELD_BITPOS (type, i);
+ fprintf_filtered (stream, " = %s",
+ plongest (TYPE_FIELD_ENUMVAL (type, i)));
+ lastval = TYPE_FIELD_ENUMVAL (type, i);
}
lastval++;
}
}
break;
+ case TYPE_CODE_FLAGS:
+ {
+ struct type_print_options local_flags = *flags;
+
+ local_flags.local_typedefs = NULL;
+
+ c_type_print_modifier (type, stream, 0, 1);
+ fprintf_filtered (stream, "flag ");
+ print_name_maybe_canonical (TYPE_NAME (type), flags, stream);
+ if (show > 0)
+ {
+ fputs_filtered (" ", stream);
+ fprintf_filtered (stream, "{\n");
+ if (TYPE_NFIELDS (type) == 0)
+ {
+ if (TYPE_STUB (type))
+ fprintfi_filtered (level + 4, stream,
+ _("%p[<incomplete type>%p]\n"),
+ metadata_style.style ().ptr (), nullptr);
+ else
+ fprintfi_filtered (level + 4, stream,
+ _("%p[<no data fields>%p]\n"),
+ metadata_style.style ().ptr (), nullptr);
+ }
+ len = TYPE_NFIELDS (type);
+ for (i = 0; i < len; i++)
+ {
+ QUIT;
+ print_spaces_filtered (level + 4, stream);
+ /* We pass "show" here and not "show - 1" to get enum types
+ printed. There's no other way to see them. */
+ c_print_type_1 (TYPE_FIELD_TYPE (type, i),
+ TYPE_FIELD_NAME (type, i),
+ stream, show, level + 4,
+ language, &local_flags, podata);
+ fprintf_filtered (stream, " @%s",
+ plongest (TYPE_FIELD_BITPOS (type, i)));
+ if (TYPE_FIELD_BITSIZE (type, i) > 1)
+ {
+ fprintf_filtered (stream, "-%s",
+ plongest (TYPE_FIELD_BITPOS (type, i)
+ + TYPE_FIELD_BITSIZE (type, i)
+ - 1));
+ }
+ fprintf_filtered (stream, ";\n");
+ }
+ fprintfi_filtered (level, stream, "}");
+ }
+ }
+ break;
+
case TYPE_CODE_VOID:
fprintf_filtered (stream, "void");
break;
break;
case TYPE_CODE_RANGE:
- /* This should not occur */
- fprintf_filtered (stream, _("<range type>"));
+ /* This should not occur. */
+ fprintf_styled (stream, metadata_style.style (), _("<range type>"));
break;
case TYPE_CODE_NAMESPACE:
fputs_filtered ("namespace ", stream);
- fputs_filtered (TYPE_TAG_NAME (type), stream);
+ fputs_filtered (TYPE_NAME (type), stream);
break;
default:
if (TYPE_NAME (type) != NULL)
{
c_type_print_modifier (type, stream, 0, 1);
- fputs_filtered (TYPE_NAME (type), stream);
+ print_name_maybe_canonical (TYPE_NAME (type), flags, stream);
}
else
{
/* At least for dump_symtab, it is important that this not
be an error (). */
- fprintf_filtered (stream, _("<invalid type code %d>"),
- TYPE_CODE (type));
+ fprintf_styled (stream, metadata_style.style (),
+ _("<invalid type code %d>"), TYPE_CODE (type));
}
break;
}
}
+
+/* See c_type_print_base_1. */
+
+void
+c_type_print_base (struct type *type, struct ui_file *stream,
+ int show, int level,
+ const struct type_print_options *flags)
+{
+ struct print_offset_data podata;
+
+ c_type_print_base_1 (type, stream, show, level,
+ current_language->la_language, flags, &podata);
+}