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- /* Support routines for manipulating internal types for GDB.
- Copyright (C) 1992 Free Software Foundation, Inc.
- Contributed by Cygnus Support, using pieces from other GDB modules.
-
- This file is part of GDB.
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- (at your option) any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- #include "defs.h"
- #include <string.h>
- #include "bfd.h"
- #include "symtab.h"
- #include "symfile.h"
- #include "objfiles.h"
- #include "gdbtypes.h"
- #include "expression.h"
- #include "language.h"
- #include "target.h"
- #include "value.h"
- #include "demangle.h"
- #include "complaints.h"
-
- /* These variables point to the objects
- representing the predefined C data types. */
-
- struct type *builtin_type_void;
- struct type *builtin_type_char;
- struct type *builtin_type_short;
- struct type *builtin_type_int;
- struct type *builtin_type_long;
- struct type *builtin_type_long_long;
- struct type *builtin_type_signed_char;
- struct type *builtin_type_unsigned_char;
- struct type *builtin_type_unsigned_short;
- struct type *builtin_type_unsigned_int;
- struct type *builtin_type_unsigned_long;
- struct type *builtin_type_unsigned_long_long;
- struct type *builtin_type_float;
- struct type *builtin_type_double;
- struct type *builtin_type_long_double;
- struct type *builtin_type_complex;
- struct type *builtin_type_double_complex;
- struct type *builtin_type_string;
-
- /* Alloc a new type structure and fill it with some defaults. If
- OBJFILE is non-NULL, then allocate the space for the type structure
- in that objfile's type_obstack. */
-
- struct type *
- alloc_type (objfile)
- struct objfile *objfile;
- {
- register struct type *type;
-
- /* Alloc the structure and start off with all fields zeroed. */
-
- if (objfile == NULL)
- {
- type = (struct type *) xmalloc (sizeof (struct type));
- }
- else
- {
- type = (struct type *) obstack_alloc (&objfile -> type_obstack,
- sizeof (struct type));
- }
- memset ((char *) type, 0, sizeof (struct type));
-
- /* Initialize the fields that might not be zero. */
-
- TYPE_CODE (type) = TYPE_CODE_UNDEF;
- TYPE_OBJFILE (type) = objfile;
- TYPE_VPTR_FIELDNO (type) = -1;
-
- return (type);
- }
-
- /* Lookup a pointer to a type TYPE. TYPEPTR, if nonzero, points
- to a pointer to memory where the pointer type should be stored.
- If *TYPEPTR is zero, update it to point to the pointer type we return.
- We allocate new memory if needed. */
-
- struct type *
- make_pointer_type (type, typeptr)
- struct type *type;
- struct type **typeptr;
- {
- register struct type *ntype; /* New type */
- struct objfile *objfile;
-
- ntype = TYPE_POINTER_TYPE (type);
-
- if (ntype)
- if (typeptr == 0)
- return ntype; /* Don't care about alloc, and have new type. */
- else if (*typeptr == 0)
- {
- *typeptr = ntype; /* Tracking alloc, and we have new type. */
- return ntype;
- }
-
- if (typeptr == 0 || *typeptr == 0) /* We'll need to allocate one. */
- {
- ntype = alloc_type (TYPE_OBJFILE (type));
- if (typeptr)
- *typeptr = ntype;
- }
- else /* We have storage, but need to reset it. */
- {
- ntype = *typeptr;
- objfile = TYPE_OBJFILE (ntype);
- memset ((char *) ntype, 0, sizeof (struct type));
- TYPE_OBJFILE (ntype) = objfile;
- }
-
- TYPE_TARGET_TYPE (ntype) = type;
- TYPE_POINTER_TYPE (type) = ntype;
-
- /* FIXME! Assume the machine has only one representation for pointers! */
-
- TYPE_LENGTH (ntype) = TARGET_PTR_BIT / TARGET_CHAR_BIT;
- TYPE_CODE (ntype) = TYPE_CODE_PTR;
-
- /* pointers are unsigned */
- TYPE_FLAGS (ntype) |= TYPE_FLAG_UNSIGNED;
-
- if (!TYPE_POINTER_TYPE (type)) /* Remember it, if don't have one. */
- TYPE_POINTER_TYPE (type) = ntype;
-
- return ntype;
- }
-
- /* Given a type TYPE, return a type of pointers to that type.
- May need to construct such a type if this is the first use. */
-
- struct type *
- lookup_pointer_type (type)
- struct type *type;
- {
- return make_pointer_type (type, (struct type **)0);
- }
-
- /* Lookup a C++ `reference' to a type TYPE. TYPEPTR, if nonzero, points
- to a pointer to memory where the reference type should be stored.
- If *TYPEPTR is zero, update it to point to the reference type we return.
- We allocate new memory if needed. */
-
- struct type *
- make_reference_type (type, typeptr)
- struct type *type;
- struct type **typeptr;
- {
- register struct type *ntype; /* New type */
- struct objfile *objfile;
-
- ntype = TYPE_REFERENCE_TYPE (type);
-
- if (ntype)
- if (typeptr == 0)
- return ntype; /* Don't care about alloc, and have new type. */
- else if (*typeptr == 0)
- {
- *typeptr = ntype; /* Tracking alloc, and we have new type. */
- return ntype;
- }
-
- if (typeptr == 0 || *typeptr == 0) /* We'll need to allocate one. */
- {
- ntype = alloc_type (TYPE_OBJFILE (type));
- if (typeptr)
- *typeptr = ntype;
- }
- else /* We have storage, but need to reset it. */
- {
- ntype = *typeptr;
- objfile = TYPE_OBJFILE (ntype);
- memset ((char *) ntype, 0, sizeof (struct type));
- TYPE_OBJFILE (ntype) = objfile;
- }
-
- TYPE_TARGET_TYPE (ntype) = type;
- TYPE_REFERENCE_TYPE (type) = ntype;
-
- /* FIXME! Assume the machine has only one representation for references,
- and that it matches the (only) representation for pointers! */
-
- TYPE_LENGTH (ntype) = TARGET_PTR_BIT / TARGET_CHAR_BIT;
- TYPE_CODE (ntype) = TYPE_CODE_REF;
-
- if (!TYPE_REFERENCE_TYPE (type)) /* Remember it, if don't have one. */
- TYPE_REFERENCE_TYPE (type) = ntype;
-
- return ntype;
- }
-
- /* Same as above, but caller doesn't care about memory allocation details. */
-
- struct type *
- lookup_reference_type (type)
- struct type *type;
- {
- return make_reference_type (type, (struct type **)0);
- }
-
- /* Lookup a function type that returns type TYPE. TYPEPTR, if nonzero, points
- to a pointer to memory where the function type should be stored.
- If *TYPEPTR is zero, update it to point to the function type we return.
- We allocate new memory if needed. */
-
- struct type *
- make_function_type (type, typeptr)
- struct type *type;
- struct type **typeptr;
- {
- register struct type *ntype; /* New type */
- struct objfile *objfile;
-
- ntype = TYPE_FUNCTION_TYPE (type);
-
- if (ntype)
- if (typeptr == 0)
- return ntype; /* Don't care about alloc, and have new type. */
- else if (*typeptr == 0)
- {
- *typeptr = ntype; /* Tracking alloc, and we have new type. */
- return ntype;
- }
-
- if (typeptr == 0 || *typeptr == 0) /* We'll need to allocate one. */
- {
- ntype = alloc_type (TYPE_OBJFILE (type));
- if (typeptr)
- *typeptr = ntype;
- }
- else /* We have storage, but need to reset it. */
- {
- ntype = *typeptr;
- objfile = TYPE_OBJFILE (ntype);
- memset ((char *) ntype, 0, sizeof (struct type));
- TYPE_OBJFILE (ntype) = objfile;
- }
-
- TYPE_TARGET_TYPE (ntype) = type;
- TYPE_FUNCTION_TYPE (type) = ntype;
-
- TYPE_LENGTH (ntype) = 1;
- TYPE_CODE (ntype) = TYPE_CODE_FUNC;
-
- if (!TYPE_FUNCTION_TYPE (type)) /* Remember it, if don't have one. */
- TYPE_FUNCTION_TYPE (type) = ntype;
-
- return ntype;
- }
-
-
- /* Given a type TYPE, return a type of functions that return that type.
- May need to construct such a type if this is the first use. */
-
- struct type *
- lookup_function_type (type)
- struct type *type;
- {
- return make_function_type (type, (struct type **)0);
- }
-
- /* Implement direct support for MEMBER_TYPE in GNU C++.
- May need to construct such a type if this is the first use.
- The TYPE is the type of the member. The DOMAIN is the type
- of the aggregate that the member belongs to. */
-
- struct type *
- lookup_member_type (type, domain)
- struct type *type;
- struct type *domain;
- {
- register struct type *mtype;
-
- mtype = alloc_type (TYPE_OBJFILE (type));
- smash_to_member_type (mtype, domain, type);
- return (mtype);
- }
-
- /* Allocate a stub method whose return type is TYPE.
- This apparently happens for speed of symbol reading, since parsing
- out the arguments to the method is cpu-intensive, the way we are doing
- it. So, we will fill in arguments later.
- This always returns a fresh type. */
-
- struct type *
- allocate_stub_method (type)
- struct type *type;
- {
- struct type *mtype;
-
- mtype = alloc_type (TYPE_OBJFILE (type));
- TYPE_TARGET_TYPE (mtype) = type;
- /* _DOMAIN_TYPE (mtype) = unknown yet */
- /* _ARG_TYPES (mtype) = unknown yet */
- TYPE_FLAGS (mtype) = TYPE_FLAG_STUB;
- TYPE_CODE (mtype) = TYPE_CODE_METHOD;
- TYPE_LENGTH (mtype) = 1;
- return (mtype);
- }
-
- /* Create a range type using either a blank type supplied in RESULT_TYPE,
- or creating a new type, inheriting the objfile from INDEX_TYPE.
-
- Indices will be of type INDEX_TYPE, and will range from LOW_BOUND to
- HIGH_BOUND, inclusive.
-
- FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make
- sure it is TYPE_CODE_UNDEF before we bash it into a range type? */
-
- struct type *
- create_range_type (result_type, index_type, low_bound, high_bound)
- struct type *result_type;
- struct type *index_type;
- int low_bound;
- int high_bound;
- {
- if (result_type == NULL)
- {
- result_type = alloc_type (TYPE_OBJFILE (index_type));
- }
- TYPE_CODE (result_type) = TYPE_CODE_RANGE;
- TYPE_TARGET_TYPE (result_type) = index_type;
- TYPE_LENGTH (result_type) = TYPE_LENGTH (index_type);
- TYPE_NFIELDS (result_type) = 2;
- TYPE_FIELDS (result_type) = (struct field *)
- TYPE_ALLOC (result_type, 2 * sizeof (struct field));
- memset (TYPE_FIELDS (result_type), 0, 2 * sizeof (struct field));
- TYPE_FIELD_BITPOS (result_type, 0) = low_bound;
- TYPE_FIELD_BITPOS (result_type, 1) = high_bound;
- TYPE_FIELD_TYPE (result_type, 0) = builtin_type_int; /* FIXME */
- TYPE_FIELD_TYPE (result_type, 1) = builtin_type_int; /* FIXME */
-
- return (result_type);
- }
-
- /* A lot of code assumes that the "index type" of an array/string/
- set/bitstring is specifically a range type, though in some languages
- it can be any discrete type. */
-
- struct type *
- force_to_range_type (type)
- struct type *type;
- {
- switch (TYPE_CODE (type))
- {
- case TYPE_CODE_RANGE:
- return type;
-
- case TYPE_CODE_ENUM:
- {
- int low_bound = TYPE_FIELD_BITPOS (type, 0);
- int high_bound = TYPE_FIELD_BITPOS (type, TYPE_NFIELDS (type) - 1);
- struct type *range_type =
- create_range_type (NULL, type, low_bound, high_bound);
- TYPE_NAME (range_type) = TYPE_NAME (range_type);
- TYPE_DUMMY_RANGE (range_type) = 1;
- return range_type;
- }
- case TYPE_CODE_BOOL:
- {
- struct type *range_type = create_range_type (NULL, type, 0, 1);
- TYPE_NAME (range_type) = TYPE_NAME (range_type);
- TYPE_DUMMY_RANGE (range_type) = 1;
- return range_type;
- }
- case TYPE_CODE_CHAR:
- {
- struct type *range_type = create_range_type (NULL, type, 0, 255);
- TYPE_NAME (range_type) = TYPE_NAME (range_type);
- TYPE_DUMMY_RANGE (range_type) = 1;
- return range_type;
- }
- default:
- {
- static struct complaint msg =
- { "array index type must be a discrete type", 0, 0};
- complain (&msg);
-
- return create_range_type (NULL, builtin_type_int, 0, 0);
- }
- }
- }
-
- /* Create an array type using either a blank type supplied in RESULT_TYPE,
- or creating a new type, inheriting the objfile from RANGE_TYPE.
-
- Elements will be of type ELEMENT_TYPE, the indices will be of type
- RANGE_TYPE.
-
- FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make
- sure it is TYPE_CODE_UNDEF before we bash it into an array type? */
-
- struct type *
- create_array_type (result_type, element_type, range_type)
- struct type *result_type;
- struct type *element_type;
- struct type *range_type;
- {
- int low_bound;
- int high_bound;
-
- range_type = force_to_range_type (range_type);
- if (result_type == NULL)
- {
- result_type = alloc_type (TYPE_OBJFILE (range_type));
- }
- TYPE_CODE (result_type) = TYPE_CODE_ARRAY;
- TYPE_TARGET_TYPE (result_type) = element_type;
- low_bound = TYPE_LOW_BOUND (range_type);
- high_bound = TYPE_HIGH_BOUND (range_type);
- TYPE_LENGTH (result_type) =
- TYPE_LENGTH (element_type) * (high_bound - low_bound + 1);
- TYPE_NFIELDS (result_type) = 1;
- TYPE_FIELDS (result_type) =
- (struct field *) TYPE_ALLOC (result_type, sizeof (struct field));
- memset (TYPE_FIELDS (result_type), 0, sizeof (struct field));
- TYPE_FIELD_TYPE (result_type, 0) = range_type;
- TYPE_VPTR_FIELDNO (result_type) = -1;
-
- return (result_type);
- }
-
- /* Create a string type using either a blank type supplied in RESULT_TYPE,
- or creating a new type. String types are similar enough to array of
- char types that we can use create_array_type to build the basic type
- and then bash it into a string type.
-
- For fixed length strings, the range type contains 0 as the lower
- bound and the length of the string minus one as the upper bound.
-
- FIXME: Maybe we should check the TYPE_CODE of RESULT_TYPE to make
- sure it is TYPE_CODE_UNDEF before we bash it into a string type? */
-
- struct type *
- create_string_type (result_type, range_type)
- struct type *result_type;
- struct type *range_type;
- {
- result_type = create_array_type (result_type, builtin_type_char, range_type);
- TYPE_CODE (result_type) = TYPE_CODE_STRING;
- return (result_type);
- }
-
- struct type *
- create_set_type (result_type, domain_type)
- struct type *result_type;
- struct type *domain_type;
- {
- int low_bound, high_bound, bit_length;
- if (result_type == NULL)
- {
- result_type = alloc_type (TYPE_OBJFILE (domain_type));
- }
- domain_type = force_to_range_type (domain_type);
- TYPE_CODE (result_type) = TYPE_CODE_SET;
- TYPE_NFIELDS (result_type) = 1;
- TYPE_FIELDS (result_type) = (struct field *)
- TYPE_ALLOC (result_type, 1 * sizeof (struct field));
- memset (TYPE_FIELDS (result_type), 0, sizeof (struct field));
- TYPE_FIELD_TYPE (result_type, 0) = domain_type;
- low_bound = TYPE_LOW_BOUND (domain_type);
- high_bound = TYPE_HIGH_BOUND (domain_type);
- bit_length = high_bound - low_bound + 1;
- if (bit_length <= TARGET_CHAR_BIT)
- TYPE_LENGTH (result_type) = 1;
- else if (bit_length <= TARGET_SHORT_BIT)
- TYPE_LENGTH (result_type) = TARGET_SHORT_BIT / TARGET_CHAR_BIT;
- else
- TYPE_LENGTH (result_type)
- = ((bit_length + TARGET_INT_BIT - 1) / TARGET_INT_BIT)
- * TARGET_CHAR_BIT;
- return (result_type);
- }
-
- /* Smash TYPE to be a type of members of DOMAIN with type TO_TYPE.
- A MEMBER is a wierd thing -- it amounts to a typed offset into
- a struct, e.g. "an int at offset 8". A MEMBER TYPE doesn't
- include the offset (that's the value of the MEMBER itself), but does
- include the structure type into which it points (for some reason).
-
- When "smashing" the type, we preserve the objfile that the
- old type pointed to, since we aren't changing where the type is actually
- allocated. */
-
- void
- smash_to_member_type (type, domain, to_type)
- struct type *type;
- struct type *domain;
- struct type *to_type;
- {
- struct objfile *objfile;
-
- objfile = TYPE_OBJFILE (type);
-
- memset ((char *) type, 0, sizeof (struct type));
- TYPE_OBJFILE (type) = objfile;
- TYPE_TARGET_TYPE (type) = to_type;
- TYPE_DOMAIN_TYPE (type) = domain;
- TYPE_LENGTH (type) = 1; /* In practice, this is never needed. */
- TYPE_CODE (type) = TYPE_CODE_MEMBER;
- }
-
- /* Smash TYPE to be a type of method of DOMAIN with type TO_TYPE.
- METHOD just means `function that gets an extra "this" argument'.
-
- When "smashing" the type, we preserve the objfile that the
- old type pointed to, since we aren't changing where the type is actually
- allocated. */
-
- void
- smash_to_method_type (type, domain, to_type, args)
- struct type *type;
- struct type *domain;
- struct type *to_type;
- struct type **args;
- {
- struct objfile *objfile;
-
- objfile = TYPE_OBJFILE (type);
-
- memset ((char *) type, 0, sizeof (struct type));
- TYPE_OBJFILE (type) = objfile;
- TYPE_TARGET_TYPE (type) = to_type;
- TYPE_DOMAIN_TYPE (type) = domain;
- TYPE_ARG_TYPES (type) = args;
- TYPE_LENGTH (type) = 1; /* In practice, this is never needed. */
- TYPE_CODE (type) = TYPE_CODE_METHOD;
- }
-
- /* Return a typename for a struct/union/enum type without "struct ",
- "union ", or "enum ". If the type has a NULL name, return NULL. */
-
- char *
- type_name_no_tag (type)
- register const struct type *type;
- {
- if (TYPE_TAG_NAME (type) != NULL)
- return TYPE_TAG_NAME (type);
-
- /* Is there code which expects this to return the name if there is no
- tag name? My guess is that this is mainly used for C++ in cases where
- the two will always be the same. */
- return TYPE_NAME (type);
- }
-
- /* Lookup a primitive type named NAME.
- Return zero if NAME is not a primitive type.*/
-
- struct type *
- lookup_primitive_typename (name)
- char *name;
- {
- struct type ** const *p;
-
- for (p = current_language -> la_builtin_type_vector; *p != NULL; p++)
- {
- if (STREQ ((**p) -> name, name))
- {
- return (**p);
- }
- }
- return (NULL);
- }
-
- /* Lookup a typedef or primitive type named NAME,
- visible in lexical block BLOCK.
- If NOERR is nonzero, return zero if NAME is not suitably defined. */
-
- struct type *
- lookup_typename (name, block, noerr)
- char *name;
- struct block *block;
- int noerr;
- {
- register struct symbol *sym;
- register struct type *tmp;
-
- sym = lookup_symbol (name, block, VAR_NAMESPACE, 0, (struct symtab **) NULL);
- if (sym == NULL || SYMBOL_CLASS (sym) != LOC_TYPEDEF)
- {
- tmp = lookup_primitive_typename (name);
- if (tmp)
- {
- return (tmp);
- }
- else if (!tmp && noerr)
- {
- return (NULL);
- }
- else
- {
- error ("No type named %s.", name);
- }
- }
- return (SYMBOL_TYPE (sym));
- }
-
- struct type *
- lookup_unsigned_typename (name)
- char *name;
- {
- char *uns = alloca (strlen (name) + 10);
-
- strcpy (uns, "unsigned ");
- strcpy (uns + 9, name);
- return (lookup_typename (uns, (struct block *) NULL, 0));
- }
-
- struct type *
- lookup_signed_typename (name)
- char *name;
- {
- struct type *t;
- char *uns = alloca (strlen (name) + 8);
-
- strcpy (uns, "signed ");
- strcpy (uns + 7, name);
- t = lookup_typename (uns, (struct block *) NULL, 1);
- /* If we don't find "signed FOO" just try again with plain "FOO". */
- if (t != NULL)
- return t;
- return lookup_typename (name, (struct block *) NULL, 0);
- }
-
- /* Lookup a structure type named "struct NAME",
- visible in lexical block BLOCK. */
-
- struct type *
- lookup_struct (name, block)
- char *name;
- struct block *block;
- {
- register struct symbol *sym;
-
- sym = lookup_symbol (name, block, STRUCT_NAMESPACE, 0,
- (struct symtab **) NULL);
-
- if (sym == NULL)
- {
- error ("No struct type named %s.", name);
- }
- if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_STRUCT)
- {
- error ("This context has class, union or enum %s, not a struct.", name);
- }
- return (SYMBOL_TYPE (sym));
- }
-
- /* Lookup a union type named "union NAME",
- visible in lexical block BLOCK. */
-
- struct type *
- lookup_union (name, block)
- char *name;
- struct block *block;
- {
- register struct symbol *sym;
-
- sym = lookup_symbol (name, block, STRUCT_NAMESPACE, 0,
- (struct symtab **) NULL);
-
- if (sym == NULL)
- {
- error ("No union type named %s.", name);
- }
- if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_UNION)
- {
- error ("This context has class, struct or enum %s, not a union.", name);
- }
- return (SYMBOL_TYPE (sym));
- }
-
- /* Lookup an enum type named "enum NAME",
- visible in lexical block BLOCK. */
-
- struct type *
- lookup_enum (name, block)
- char *name;
- struct block *block;
- {
- register struct symbol *sym;
-
- sym = lookup_symbol (name, block, STRUCT_NAMESPACE, 0,
- (struct symtab **) NULL);
- if (sym == NULL)
- {
- error ("No enum type named %s.", name);
- }
- if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_ENUM)
- {
- error ("This context has class, struct or union %s, not an enum.", name);
- }
- return (SYMBOL_TYPE (sym));
- }
-
- /* Lookup a template type named "template NAME<TYPE>",
- visible in lexical block BLOCK. */
-
- struct type *
- lookup_template_type (name, type, block)
- char *name;
- struct type *type;
- struct block *block;
- {
- struct symbol *sym;
- char *nam = (char*) alloca(strlen(name) + strlen(type->name) + 4);
- strcpy (nam, name);
- strcat (nam, "<");
- strcat (nam, type->name);
- strcat (nam, " >"); /* FIXME, extra space still introduced in gcc? */
-
- sym = lookup_symbol (nam, block, VAR_NAMESPACE, 0, (struct symtab **)NULL);
-
- if (sym == NULL)
- {
- error ("No template type named %s.", name);
- }
- if (TYPE_CODE (SYMBOL_TYPE (sym)) != TYPE_CODE_STRUCT)
- {
- error ("This context has class, union or enum %s, not a struct.", name);
- }
- return (SYMBOL_TYPE (sym));
- }
-
- /* Given a type TYPE, lookup the type of the component of type named NAME.
-
- TYPE can be either a struct or union, or a pointer or reference to a struct or
- union. If it is a pointer or reference, its target type is automatically used.
- Thus '.' and '->' are interchangable, as specified for the definitions of the
- expression element types STRUCTOP_STRUCT and STRUCTOP_PTR.
-
- If NOERR is nonzero, return zero if NAME is not suitably defined.
- If NAME is the name of a baseclass type, return that type. */
-
- struct type *
- lookup_struct_elt_type (type, name, noerr)
- struct type *type;
- char *name;
- int noerr;
- {
- int i;
-
- while (TYPE_CODE (type) == TYPE_CODE_PTR ||
- TYPE_CODE (type) == TYPE_CODE_REF)
- type = TYPE_TARGET_TYPE (type);
-
- if (TYPE_CODE (type) != TYPE_CODE_STRUCT &&
- TYPE_CODE (type) != TYPE_CODE_UNION)
- {
- target_terminal_ours ();
- gdb_flush (gdb_stdout);
- fprintf_unfiltered (gdb_stderr, "Type ");
- type_print (type, "", gdb_stderr, -1);
- error (" is not a structure or union type.");
- }
-
- check_stub_type (type);
-
- #if 0
- /* FIXME: This change put in by Michael seems incorrect for the case where
- the structure tag name is the same as the member name. I.E. when doing
- "ptype bell->bar" for "struct foo { int bar; int foo; } bell;"
- Disabled by fnf. */
- {
- char *typename;
-
- typename = type_name_no_tag (type);
- if (typename != NULL && STREQ (typename, name))
- return type;
- }
- #endif
-
- for (i = TYPE_NFIELDS (type) - 1; i >= TYPE_N_BASECLASSES (type); i--)
- {
- char *t_field_name = TYPE_FIELD_NAME (type, i);
-
- if (t_field_name && STREQ (t_field_name, name))
- {
- return TYPE_FIELD_TYPE (type, i);
- }
- }
-
- /* OK, it's not in this class. Recursively check the baseclasses. */
- for (i = TYPE_N_BASECLASSES (type) - 1; i >= 0; i--)
- {
- struct type *t;
-
- t = lookup_struct_elt_type (TYPE_BASECLASS (type, i), name, noerr);
- if (t != NULL)
- {
- return t;
- }
- }
-
- if (noerr)
- {
- return NULL;
- }
-
- target_terminal_ours ();
- gdb_flush (gdb_stdout);
- fprintf_unfiltered (gdb_stderr, "Type ");
- type_print (type, "", gdb_stderr, -1);
- fprintf_unfiltered (gdb_stderr, " has no component named ");
- fputs_filtered (name, gdb_stderr);
- error (".");
- return (struct type *)-1; /* For lint */
- }
-
- /* If possible, make the vptr_fieldno and vptr_basetype fields of TYPE
- valid. Callers should be aware that in some cases (for example,
- the type or one of its baseclasses is a stub type and we are
- debugging a .o file), this function will not be able to find the virtual
- function table pointer, and vptr_fieldno will remain -1 and vptr_basetype
- will remain NULL. */
-
- void
- fill_in_vptr_fieldno (type)
- struct type *type;
- {
- check_stub_type (type);
-
- if (TYPE_VPTR_FIELDNO (type) < 0)
- {
- int i;
-
- /* We must start at zero in case the first (and only) baseclass is
- virtual (and hence we cannot share the table pointer). */
- for (i = 0; i < TYPE_N_BASECLASSES (type); i++)
- {
- fill_in_vptr_fieldno (TYPE_BASECLASS (type, i));
- if (TYPE_VPTR_FIELDNO (TYPE_BASECLASS (type, i)) >= 0)
- {
- TYPE_VPTR_FIELDNO (type)
- = TYPE_VPTR_FIELDNO (TYPE_BASECLASS (type, i));
- TYPE_VPTR_BASETYPE (type)
- = TYPE_VPTR_BASETYPE (TYPE_BASECLASS (type, i));
- break;
- }
- }
- }
- }
-
- /* Added by Bryan Boreham, Kewill, Sun Sep 17 18:07:17 1989.
-
- If this is a stubbed struct (i.e. declared as struct foo *), see if
- we can find a full definition in some other file. If so, copy this
- definition, so we can use it in future. There used to be a comment (but
- not any code) that if we don't find a full definition, we'd set a flag
- so we don't spend time in the future checking the same type. That would
- be a mistake, though--we might load in more symbols which contain a
- full definition for the type.
-
- This used to be coded as a macro, but I don't think it is called
- often enough to merit such treatment. */
-
- struct complaint stub_noname_complaint =
- {"stub type has NULL name", 0, 0};
-
- void
- check_stub_type (type)
- struct type *type;
- {
- if (TYPE_FLAGS(type) & TYPE_FLAG_STUB)
- {
- char* name = type_name_no_tag (type);
- /* FIXME: shouldn't we separately check the TYPE_NAME and the
- TYPE_TAG_NAME, and look in STRUCT_NAMESPACE and/or VAR_NAMESPACE
- as appropriate? (this code was written before TYPE_NAME and
- TYPE_TAG_NAME were separate). */
- struct symbol *sym;
- if (name == NULL)
- {
- complain (&stub_noname_complaint);
- return;
- }
- sym = lookup_symbol (name, 0, STRUCT_NAMESPACE, 0,
- (struct symtab **) NULL);
- if (sym)
- {
- memcpy ((char *)type,
- (char *)SYMBOL_TYPE(sym),
- sizeof (struct type));
- }
- }
-
- if (TYPE_FLAGS (type) & TYPE_FLAG_TARGET_STUB)
- {
- struct type *range_type;
-
- check_stub_type (TYPE_TARGET_TYPE (type));
- if (!(TYPE_FLAGS (TYPE_TARGET_TYPE (type)) & TYPE_FLAG_STUB)
- && TYPE_CODE (type) == TYPE_CODE_ARRAY
- && TYPE_NFIELDS (type) == 1
- && (TYPE_CODE (range_type = TYPE_FIELD_TYPE (type, 0))
- == TYPE_CODE_RANGE))
- {
- /* Now recompute the length of the array type, based on its
- number of elements and the target type's length. */
- TYPE_LENGTH (type) =
- ((TYPE_FIELD_BITPOS (range_type, 1)
- - TYPE_FIELD_BITPOS (range_type, 0)
- + 1)
- * TYPE_LENGTH (TYPE_TARGET_TYPE (type)));
- TYPE_FLAGS (type) &= ~TYPE_FLAG_TARGET_STUB;
- }
- }
- }
-
- /* Ugly hack to convert method stubs into method types.
-
- He ain't kiddin'. This demangles the name of the method into a string
- including argument types, parses out each argument type, generates
- a string casting a zero to that type, evaluates the string, and stuffs
- the resulting type into an argtype vector!!! Then it knows the type
- of the whole function (including argument types for overloading),
- which info used to be in the stab's but was removed to hack back
- the space required for them. */
-
- void
- check_stub_method (type, i, j)
- struct type *type;
- int i;
- int j;
- {
- struct fn_field *f;
- char *mangled_name = gdb_mangle_name (type, i, j);
- char *demangled_name = cplus_demangle (mangled_name,
- DMGL_PARAMS | DMGL_ANSI);
- char *argtypetext, *p;
- int depth = 0, argcount = 1;
- struct type **argtypes;
- struct type *mtype;
-
- if (demangled_name == NULL)
- {
- error ("Internal: Cannot demangle mangled name `%s'.", mangled_name);
- }
-
- /* Now, read in the parameters that define this type. */
- argtypetext = strchr (demangled_name, '(') + 1;
- p = argtypetext;
- while (*p)
- {
- if (*p == '(')
- {
- depth += 1;
- }
- else if (*p == ')')
- {
- depth -= 1;
- }
- else if (*p == ',' && depth == 0)
- {
- argcount += 1;
- }
-
- p += 1;
- }
-
- /* We need two more slots: one for the THIS pointer, and one for the
- NULL [...] or void [end of arglist]. */
-
- argtypes = (struct type **)
- TYPE_ALLOC (type, (argcount + 2) * sizeof (struct type *));
- p = argtypetext;
- argtypes[0] = lookup_pointer_type (type);
- argcount = 1;
-
- if (*p != ')') /* () means no args, skip while */
- {
- depth = 0;
- while (*p)
- {
- if (depth <= 0 && (*p == ',' || *p == ')'))
- {
- /* Avoid parsing of ellipsis, they will be handled below. */
- if (strncmp (argtypetext, "...", p - argtypetext) != 0)
- {
- argtypes[argcount] =
- parse_and_eval_type (argtypetext, p - argtypetext);
- argcount += 1;
- }
- argtypetext = p + 1;
- }
-
- if (*p == '(')
- {
- depth += 1;
- }
- else if (*p == ')')
- {
- depth -= 1;
- }
-
- p += 1;
- }
- }
-
- if (p[-2] != '.') /* Not '...' */
- {
- argtypes[argcount] = builtin_type_void; /* List terminator */
- }
- else
- {
- argtypes[argcount] = NULL; /* Ellist terminator */
- }
-
- free (demangled_name);
-
- f = TYPE_FN_FIELDLIST1 (type, i);
- TYPE_FN_FIELD_PHYSNAME (f, j) = mangled_name;
-
- /* Now update the old "stub" type into a real type. */
- mtype = TYPE_FN_FIELD_TYPE (f, j);
- TYPE_DOMAIN_TYPE (mtype) = type;
- TYPE_ARG_TYPES (mtype) = argtypes;
- TYPE_FLAGS (mtype) &= ~TYPE_FLAG_STUB;
- TYPE_FN_FIELD_STUB (f, j) = 0;
- }
-
- const struct cplus_struct_type cplus_struct_default;
-
- void
- allocate_cplus_struct_type (type)
- struct type *type;
- {
- if (!HAVE_CPLUS_STRUCT (type))
- {
- TYPE_CPLUS_SPECIFIC (type) = (struct cplus_struct_type *)
- TYPE_ALLOC (type, sizeof (struct cplus_struct_type));
- *(TYPE_CPLUS_SPECIFIC(type)) = cplus_struct_default;
- }
- }
-
- /* Helper function to initialize the standard scalar types.
-
- If NAME is non-NULL and OBJFILE is non-NULL, then we make a copy
- of the string pointed to by name in the type_obstack for that objfile,
- and initialize the type name to that copy. There are places (mipsread.c
- in particular, where init_type is called with a NULL value for NAME). */
-
- struct type *
- init_type (code, length, flags, name, objfile)
- enum type_code code;
- int length;
- int flags;
- char *name;
- struct objfile *objfile;
- {
- register struct type *type;
-
- type = alloc_type (objfile);
- TYPE_CODE (type) = code;
- TYPE_LENGTH (type) = length;
- TYPE_FLAGS (type) |= flags;
- if ((name != NULL) && (objfile != NULL))
- {
- TYPE_NAME (type) =
- obsavestring (name, strlen (name), &objfile -> type_obstack);
- }
- else
- {
- TYPE_NAME (type) = name;
- }
-
- /* C++ fancies. */
-
- if (code == TYPE_CODE_STRUCT || code == TYPE_CODE_UNION)
- {
- INIT_CPLUS_SPECIFIC (type);
- }
- return (type);
- }
-
- /* Look up a fundamental type for the specified objfile.
- May need to construct such a type if this is the first use.
-
- Some object file formats (ELF, COFF, etc) do not define fundamental
- types such as "int" or "double". Others (stabs for example), do
- define fundamental types.
-
- For the formats which don't provide fundamental types, gdb can create
- such types, using defaults reasonable for the current language and
- the current target machine.
-
- NOTE: This routine is obsolescent. Each debugging format reader
- should manage it's own fundamental types, either creating them from
- suitable defaults or reading them from the debugging information,
- whichever is appropriate. The DWARF reader has already been
- fixed to do this. Once the other readers are fixed, this routine
- will go away. Also note that fundamental types should be managed
- on a compilation unit basis in a multi-language environment, not
- on a linkage unit basis as is done here. */
-
-
- struct type *
- lookup_fundamental_type (objfile, typeid)
- struct objfile *objfile;
- int typeid;
- {
- register struct type **typep;
- register int nbytes;
-
- if (typeid < 0 || typeid >= FT_NUM_MEMBERS)
- {
- error ("internal error - invalid fundamental type id %d", typeid);
- }
-
- /* If this is the first time we need a fundamental type for this objfile
- then we need to initialize the vector of type pointers. */
-
- if (objfile -> fundamental_types == NULL)
- {
- nbytes = FT_NUM_MEMBERS * sizeof (struct type *);
- objfile -> fundamental_types = (struct type **)
- obstack_alloc (&objfile -> type_obstack, nbytes);
- memset ((char *) objfile -> fundamental_types, 0, nbytes);
- }
-
- /* Look for this particular type in the fundamental type vector. If one is
- not found, create and install one appropriate for the current language. */
-
- typep = objfile -> fundamental_types + typeid;
- if (*typep == NULL)
- {
- *typep = create_fundamental_type (objfile, typeid);
- }
-
- return (*typep);
- }
-
- #if MAINTENANCE_CMDS
-
- static void
- print_bit_vector (bits, nbits)
- B_TYPE *bits;
- int nbits;
- {
- int bitno;
-
- for (bitno = 0; bitno < nbits; bitno++)
- {
- if ((bitno % 8) == 0)
- {
- puts_filtered (" ");
- }
- if (B_TST (bits, bitno))
- {
- printf_filtered ("1");
- }
- else
- {
- printf_filtered ("0");
- }
- }
- }
-
- /* The args list is a strange beast. It is either terminated by a NULL
- pointer for varargs functions, or by a pointer to a TYPE_CODE_VOID
- type for normal fixed argcount functions. (FIXME someday)
- Also note the first arg should be the "this" pointer, we may not want to
- include it since we may get into a infinitely recursive situation. */
-
- static void
- print_arg_types (args, spaces)
- struct type **args;
- int spaces;
- {
- if (args != NULL)
- {
- while (*args != NULL)
- {
- recursive_dump_type (*args, spaces + 2);
- if ((*args++) -> code == TYPE_CODE_VOID)
- {
- break;
- }
- }
- }
- }
-
- static void
- dump_fn_fieldlists (type, spaces)
- struct type *type;
- int spaces;
- {
- int method_idx;
- int overload_idx;
- struct fn_field *f;
-
- printfi_filtered (spaces, "fn_fieldlists 0x%lx\n",
- (unsigned long) TYPE_FN_FIELDLISTS (type));
- for (method_idx = 0; method_idx < TYPE_NFN_FIELDS (type); method_idx++)
- {
- f = TYPE_FN_FIELDLIST1 (type, method_idx);
- printfi_filtered (spaces + 2, "[%d] name '%s' (0x%lx) length %d\n",
- method_idx,
- TYPE_FN_FIELDLIST_NAME (type, method_idx),
- (unsigned long) TYPE_FN_FIELDLIST_NAME (type, method_idx),
- TYPE_FN_FIELDLIST_LENGTH (type, method_idx));
- for (overload_idx = 0;
- overload_idx < TYPE_FN_FIELDLIST_LENGTH (type, method_idx);
- overload_idx++)
- {
- printfi_filtered (spaces + 4, "[%d] physname '%s' (0x%lx)\n",
- overload_idx,
- TYPE_FN_FIELD_PHYSNAME (f, overload_idx),
- (unsigned long) TYPE_FN_FIELD_PHYSNAME (f, overload_idx));
- printfi_filtered (spaces + 8, "type 0x%lx\n",
- (unsigned long) TYPE_FN_FIELD_TYPE (f, overload_idx));
- recursive_dump_type (TYPE_FN_FIELD_TYPE (f, overload_idx),
- spaces + 8 + 2);
- printfi_filtered (spaces + 8, "args 0x%lx\n",
- (unsigned long) TYPE_FN_FIELD_ARGS (f, overload_idx));
- print_arg_types (TYPE_FN_FIELD_ARGS (f, overload_idx), spaces);
- printfi_filtered (spaces + 8, "fcontext 0x%lx\n",
- (unsigned long) TYPE_FN_FIELD_FCONTEXT (f, overload_idx));
- printfi_filtered (spaces + 8, "is_const %d\n",
- TYPE_FN_FIELD_CONST (f, overload_idx));
- printfi_filtered (spaces + 8, "is_volatile %d\n",
- TYPE_FN_FIELD_VOLATILE (f, overload_idx));
- printfi_filtered (spaces + 8, "is_private %d\n",
- TYPE_FN_FIELD_PRIVATE (f, overload_idx));
- printfi_filtered (spaces + 8, "is_protected %d\n",
- TYPE_FN_FIELD_PROTECTED (f, overload_idx));
- printfi_filtered (spaces + 8, "is_stub %d\n",
- TYPE_FN_FIELD_STUB (f, overload_idx));
- printfi_filtered (spaces + 8, "voffset %u\n",
- TYPE_FN_FIELD_VOFFSET (f, overload_idx));
- }
- }
- }
-
- static void
- print_cplus_stuff (type, spaces)
- struct type *type;
- int spaces;
- {
- printfi_filtered (spaces, "n_baseclasses %d\n",
- TYPE_N_BASECLASSES (type));
- printfi_filtered (spaces, "nfn_fields %d\n",
- TYPE_NFN_FIELDS (type));
- printfi_filtered (spaces, "nfn_fields_total %d\n",
- TYPE_NFN_FIELDS_TOTAL (type));
- if (TYPE_N_BASECLASSES (type) > 0)
- {
- printfi_filtered (spaces, "virtual_field_bits (%d bits at *0x%lx)",
- TYPE_N_BASECLASSES (type),
- (unsigned long) TYPE_FIELD_VIRTUAL_BITS (type));
- print_bit_vector (TYPE_FIELD_VIRTUAL_BITS (type),
- TYPE_N_BASECLASSES (type));
- puts_filtered ("\n");
- }
- if (TYPE_NFIELDS (type) > 0)
- {
- if (TYPE_FIELD_PRIVATE_BITS (type) != NULL)
- {
- printfi_filtered (spaces, "private_field_bits (%d bits at *0x%lx)",
- TYPE_NFIELDS (type),
- (unsigned long) TYPE_FIELD_PRIVATE_BITS (type));
- print_bit_vector (TYPE_FIELD_PRIVATE_BITS (type),
- TYPE_NFIELDS (type));
- puts_filtered ("\n");
- }
- if (TYPE_FIELD_PROTECTED_BITS (type) != NULL)
- {
- printfi_filtered (spaces, "protected_field_bits (%d bits at *0x%lx)",
- TYPE_NFIELDS (type),
- (unsigned long) TYPE_FIELD_PROTECTED_BITS (type));
- print_bit_vector (TYPE_FIELD_PROTECTED_BITS (type),
- TYPE_NFIELDS (type));
- puts_filtered ("\n");
- }
- }
- if (TYPE_NFN_FIELDS (type) > 0)
- {
- dump_fn_fieldlists (type, spaces);
- }
- }
-
- void
- recursive_dump_type (type, spaces)
- struct type *type;
- int spaces;
- {
- int idx;
-
- printfi_filtered (spaces, "type node 0x%lx\n", (unsigned long)type);
- printfi_filtered (spaces, "name '%s' (0x%lx)\n",
- TYPE_NAME (type) ? TYPE_NAME (type) : "<NULL>",
- (unsigned long)TYPE_NAME (type));
- if (TYPE_TAG_NAME (type) != NULL)
- printfi_filtered (spaces, "tagname '%s' (0x%lx)\n",
- TYPE_TAG_NAME (type),
- (unsigned long)TYPE_TAG_NAME (type));
- printfi_filtered (spaces, "code 0x%x ", TYPE_CODE (type));
- switch (TYPE_CODE (type))
- {
- case TYPE_CODE_UNDEF:
- printf_filtered ("(TYPE_CODE_UNDEF)");
- break;
- case TYPE_CODE_PTR:
- printf_filtered ("(TYPE_CODE_PTR)");
- break;
- case TYPE_CODE_ARRAY:
- printf_filtered ("(TYPE_CODE_ARRAY)");
- break;
- case TYPE_CODE_STRUCT:
- printf_filtered ("(TYPE_CODE_STRUCT)");
- break;
- case TYPE_CODE_UNION:
- printf_filtered ("(TYPE_CODE_UNION)");
- break;
- case TYPE_CODE_ENUM:
- printf_filtered ("(TYPE_CODE_ENUM)");
- break;
- case TYPE_CODE_FUNC:
- printf_filtered ("(TYPE_CODE_FUNC)");
- break;
- case TYPE_CODE_INT:
- printf_filtered ("(TYPE_CODE_INT)");
- break;
- case TYPE_CODE_FLT:
- printf_filtered ("(TYPE_CODE_FLT)");
- break;
- case TYPE_CODE_VOID:
- printf_filtered ("(TYPE_CODE_VOID)");
- break;
- case TYPE_CODE_SET:
- printf_filtered ("(TYPE_CODE_SET)");
- break;
- case TYPE_CODE_RANGE:
- printf_filtered ("(TYPE_CODE_RANGE)");
- break;
- case TYPE_CODE_STRING:
- printf_filtered ("(TYPE_CODE_STRING)");
- break;
- case TYPE_CODE_ERROR:
- printf_filtered ("(TYPE_CODE_ERROR)");
- break;
- case TYPE_CODE_MEMBER:
- printf_filtered ("(TYPE_CODE_MEMBER)");
- break;
- case TYPE_CODE_METHOD:
- printf_filtered ("(TYPE_CODE_METHOD)");
- break;
- case TYPE_CODE_REF:
- printf_filtered ("(TYPE_CODE_REF)");
- break;
- case TYPE_CODE_CHAR:
- printf_filtered ("(TYPE_CODE_CHAR)");
- break;
- case TYPE_CODE_BOOL:
- printf_filtered ("(TYPE_CODE_BOOL)");
- break;
- default:
- printf_filtered ("(UNKNOWN TYPE CODE)");
- break;
- }
- puts_filtered ("\n");
- printfi_filtered (spaces, "length %d\n", TYPE_LENGTH (type));
- printfi_filtered (spaces, "objfile 0x%lx\n",
- (unsigned long) TYPE_OBJFILE (type));
- printfi_filtered (spaces, "target_type 0x%lx\n",
- (unsigned long) TYPE_TARGET_TYPE (type));
- if (TYPE_TARGET_TYPE (type) != NULL)
- {
- recursive_dump_type (TYPE_TARGET_TYPE (type), spaces + 2);
- }
- printfi_filtered (spaces, "pointer_type 0x%lx\n",
- (unsigned long) TYPE_POINTER_TYPE (type));
- printfi_filtered (spaces, "reference_type 0x%lx\n",
- (unsigned long) TYPE_REFERENCE_TYPE (type));
- printfi_filtered (spaces, "function_type 0x%lx\n",
- (unsigned long) TYPE_FUNCTION_TYPE (type));
- printfi_filtered (spaces, "flags 0x%x", TYPE_FLAGS (type));
- if (TYPE_FLAGS (type) & TYPE_FLAG_UNSIGNED)
- {
- puts_filtered (" TYPE_FLAG_UNSIGNED");
- }
- if (TYPE_FLAGS (type) & TYPE_FLAG_STUB)
- {
- puts_filtered (" TYPE_FLAG_STUB");
- }
- puts_filtered ("\n");
- printfi_filtered (spaces, "nfields %d 0x%lx\n", TYPE_NFIELDS (type),
- (unsigned long) TYPE_FIELDS (type));
- for (idx = 0; idx < TYPE_NFIELDS (type); idx++)
- {
- printfi_filtered (spaces + 2,
- "[%d] bitpos %d bitsize %d type 0x%lx name '%s' (0x%lx)\n",
- idx, TYPE_FIELD_BITPOS (type, idx),
- TYPE_FIELD_BITSIZE (type, idx),
- (unsigned long) TYPE_FIELD_TYPE (type, idx),
- TYPE_FIELD_NAME (type, idx) != NULL
- ? TYPE_FIELD_NAME (type, idx)
- : "<NULL>",
- (unsigned long) TYPE_FIELD_NAME (type, idx));
- if (TYPE_FIELD_TYPE (type, idx) != NULL)
- {
- recursive_dump_type (TYPE_FIELD_TYPE (type, idx), spaces + 4);
- }
- }
- printfi_filtered (spaces, "vptr_basetype 0x%lx\n",
- (unsigned long) TYPE_VPTR_BASETYPE (type));
- if (TYPE_VPTR_BASETYPE (type) != NULL)
- {
- recursive_dump_type (TYPE_VPTR_BASETYPE (type), spaces + 2);
- }
- printfi_filtered (spaces, "vptr_fieldno %d\n", TYPE_VPTR_FIELDNO (type));
- switch (TYPE_CODE (type))
- {
- case TYPE_CODE_METHOD:
- case TYPE_CODE_FUNC:
- printfi_filtered (spaces, "arg_types 0x%lx\n",
- (unsigned long) TYPE_ARG_TYPES (type));
- print_arg_types (TYPE_ARG_TYPES (type), spaces);
- break;
-
- case TYPE_CODE_STRUCT:
- printfi_filtered (spaces, "cplus_stuff 0x%lx\n",
- (unsigned long) TYPE_CPLUS_SPECIFIC (type));
- print_cplus_stuff (type, spaces);
- break;
-
- default:
- /* We have to pick one of the union types to be able print and test
- the value. Pick cplus_struct_type, even though we know it isn't
- any particular one. */
- printfi_filtered (spaces, "type_specific 0x%lx",
- (unsigned long) TYPE_CPLUS_SPECIFIC (type));
- if (TYPE_CPLUS_SPECIFIC (type) != NULL)
- {
- printf_filtered (" (unknown data form)");
- }
- printf_filtered ("\n");
- break;
-
- }
- }
-
- #endif /* MAINTENANCE_CMDS */
-
- void
- _initialize_gdbtypes ()
- {
- builtin_type_void =
- init_type (TYPE_CODE_VOID, 1,
- 0,
- "void", (struct objfile *) NULL);
- builtin_type_char =
- init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- 0,
- "char", (struct objfile *) NULL);
- builtin_type_signed_char =
- init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- 0,
- "signed char", (struct objfile *) NULL);
- builtin_type_unsigned_char =
- init_type (TYPE_CODE_INT, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED,
- "unsigned char", (struct objfile *) NULL);
- builtin_type_short =
- init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT,
- 0,
- "short", (struct objfile *) NULL);
- builtin_type_unsigned_short =
- init_type (TYPE_CODE_INT, TARGET_SHORT_BIT / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED,
- "unsigned short", (struct objfile *) NULL);
- builtin_type_int =
- init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT,
- 0,
- "int", (struct objfile *) NULL);
- builtin_type_unsigned_int =
- init_type (TYPE_CODE_INT, TARGET_INT_BIT / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED,
- "unsigned int", (struct objfile *) NULL);
- builtin_type_long =
- init_type (TYPE_CODE_INT, TARGET_LONG_BIT / TARGET_CHAR_BIT,
- 0,
- "long", (struct objfile *) NULL);
- builtin_type_unsigned_long =
- init_type (TYPE_CODE_INT, TARGET_LONG_BIT / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED,
- "unsigned long", (struct objfile *) NULL);
- builtin_type_long_long =
- init_type (TYPE_CODE_INT, TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT,
- 0,
- "long long", (struct objfile *) NULL);
- builtin_type_unsigned_long_long =
- init_type (TYPE_CODE_INT, TARGET_LONG_LONG_BIT / TARGET_CHAR_BIT,
- TYPE_FLAG_UNSIGNED,
- "unsigned long long", (struct objfile *) NULL);
- builtin_type_float =
- init_type (TYPE_CODE_FLT, TARGET_FLOAT_BIT / TARGET_CHAR_BIT,
- 0,
- "float", (struct objfile *) NULL);
- builtin_type_double =
- init_type (TYPE_CODE_FLT, TARGET_DOUBLE_BIT / TARGET_CHAR_BIT,
- 0,
- "double", (struct objfile *) NULL);
- builtin_type_long_double =
- init_type (TYPE_CODE_FLT, TARGET_LONG_DOUBLE_BIT / TARGET_CHAR_BIT,
- 0,
- "long double", (struct objfile *) NULL);
- builtin_type_complex =
- init_type (TYPE_CODE_FLT, TARGET_COMPLEX_BIT / TARGET_CHAR_BIT,
- 0,
- "complex", (struct objfile *) NULL);
- builtin_type_double_complex =
- init_type (TYPE_CODE_FLT, TARGET_DOUBLE_COMPLEX_BIT / TARGET_CHAR_BIT,
- 0,
- "double complex", (struct objfile *) NULL);
- builtin_type_string =
- init_type (TYPE_CODE_STRING, TARGET_CHAR_BIT / TARGET_CHAR_BIT,
- 0,
- "string", (struct objfile *) NULL);
- }
-