/* Internal type definitions for GDB.
- Copyright 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001,
+ 2002, 2003, 2004, 2006, 2007 Free Software Foundation, Inc.
Contributed by Cygnus Support, using pieces from other GDB modules.
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
+ the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
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., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#if !defined (GDBTYPES_H)
#define GDBTYPES_H 1
+#include "hashtab.h"
+
/* Forward declarations for prototypes. */
+struct field;
struct block;
/* Codes for `fundamental types'. This is a monstrosity based on the
#define FT_UNSIGNED_BYTE 27
#define FT_TEMPLATE_ARG 28
-#define FT_NUM_MEMBERS 29 /* Highest FT_* above, plus one. */
+/* The following three fundamental types are for decimal floating point. */
+#define FT_DECFLOAT 29
+#define FT_DBL_PREC_DECFLOAT 30
+#define FT_EXT_PREC_DECFLOAT 31
+
+#define FT_NUM_MEMBERS 32 /* Highest FT_* above, plus one. */
/* Some macros for char-based bitfields. */
{
TYPE_CODE_UNDEF, /* Not used; catches errors */
TYPE_CODE_PTR, /* Pointer type */
- TYPE_CODE_ARRAY, /* Array type with lower & upper bounds. */
+
+ /* Array type with lower & upper bounds.
+
+ Regardless of the language, GDB represents multidimensional
+ array types the way C does: as arrays of arrays. So an
+ instance of a GDB array type T can always be seen as a series
+ of instances of TYPE_TARGET_TYPE (T) laid out sequentially in
+ memory.
+
+ Row-major languages like C lay out multi-dimensional arrays so
+ that incrementing the rightmost index in a subscripting
+ expression results in the smallest change in the address of the
+ element referred to. Column-major languages like Fortran lay
+ them out so that incrementing the leftmost index results in the
+ smallest change.
+
+ This means that, in column-major languages, working our way
+ from type to target type corresponds to working through indices
+ from right to left, not left to right. */
+ TYPE_CODE_ARRAY,
+
TYPE_CODE_STRUCT, /* C struct or Pascal record */
TYPE_CODE_UNION, /* C union or Pascal variant part */
TYPE_CODE_ENUM, /* Enumeration type */
+ TYPE_CODE_FLAGS, /* Bit flags type */
TYPE_CODE_FUNC, /* Function type */
TYPE_CODE_INT, /* Integer type */
TYPE_CODE_ERROR,
/* C++ */
- TYPE_CODE_MEMBER, /* Member type */
TYPE_CODE_METHOD, /* Method type */
+
+ /* Pointer-to-member-function type. This describes how to access a
+ particular member function of a class (possibly a virtual
+ member function). The representation may vary between different
+ C++ ABIs. */
+ TYPE_CODE_METHODPTR,
+
+ /* Pointer-to-member type. This is the offset within a class to some
+ particular data member. The only currently supported representation
+ uses an unbiased offset, with -1 representing NULL; this is used
+ by the Itanium C++ ABI (used by GCC on all platforms). */
+ TYPE_CODE_MEMBERPTR,
+
TYPE_CODE_REF, /* C++ Reference types */
TYPE_CODE_CHAR, /* *real* character type */
TYPE_CODE_TYPEDEF,
TYPE_CODE_TEMPLATE, /* C++ template */
- TYPE_CODE_TEMPLATE_ARG /* C++ template arg */
+ TYPE_CODE_TEMPLATE_ARG, /* C++ template arg */
+ TYPE_CODE_NAMESPACE, /* C++ namespace. */
+
+ TYPE_CODE_DECFLOAT /* Decimal floating point. */
};
/* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an
#define TYPE_ADDRESS_CLASS_ALL(t) (TYPE_INSTANCE_FLAGS(t) \
& TYPE_FLAG_ADDRESS_CLASS_ALL)
+/* The debugging formats (especially STABS) do not contain enough information
+ to represent all Ada types---especially those whose size depends on
+ dynamic quantities. Therefore, the GNAT Ada compiler includes
+ extra information in the form of additional type definitions
+ connected by naming conventions. This flag indicates that the
+ type is an ordinary (unencoded) GDB type that has been created from
+ the necessary run-time information, and does not need further
+ interpretation. Optionally marks ordinary, fixed-size GDB type. */
+
+#define TYPE_FLAG_FIXED_INSTANCE (1 << 15)
+
+/* This debug target supports TYPE_STUB(t). In the unsupported case we have to
+ rely on NFIELDS to be zero etc., see TYPE_IS_OPAQUE ().
+ TYPE_STUB(t) with !TYPE_STUB_SUPPORTED(t) may exist if we only guessed
+ the TYPE_STUB(t) value (see dwarfread.c). */
+
+#define TYPE_FLAG_STUB_SUPPORTED (1 << 16)
+#define TYPE_STUB_SUPPORTED(t) (TYPE_FLAGS (t) & TYPE_FLAG_STUB_SUPPORTED)
+
+/* Not textual. By default, GDB treats all single byte integers as
+ characters (or elements of strings) unless this flag is set. */
+
+#define TYPE_FLAG_NOTTEXT (1 << 17)
+#define TYPE_NOTTEXT(t) (TYPE_FLAGS (t) & TYPE_FLAG_NOTTEXT)
+
+/* Array bound type. */
+enum array_bound_type
+{
+ BOUND_SIMPLE = 0,
+ BOUND_BY_VALUE_IN_REG,
+ BOUND_BY_REF_IN_REG,
+ BOUND_BY_VALUE_ON_STACK,
+ BOUND_BY_REF_ON_STACK,
+ BOUND_CANNOT_BE_DETERMINED
+};
+
+/* This structure is space-critical.
+ Its layout has been tweaked to reduce the space used. */
+
struct main_type
{
/* Code for kind of type */
- enum type_code code;
+ ENUM_BITFIELD(type_code) code : 8;
+
+ /* Array bounds. These fields appear at this location because
+ they pack nicely here. */
+
+ ENUM_BITFIELD(array_bound_type) upper_bound_type : 4;
+ ENUM_BITFIELD(array_bound_type) lower_bound_type : 4;
/* Name of this type, or NULL if none.
This is used for printing only, except by poorly designed C++ code.
- For looking up a name, look for a symbol in the VAR_NAMESPACE. */
+ For looking up a name, look for a symbol in the VAR_DOMAIN. */
char *name;
with this feature.
This is used for printing only, except by poorly designed C++ code.
- For looking up a name, look for a symbol in the STRUCT_NAMESPACE.
+ For looking up a name, look for a symbol in the STRUCT_DOMAIN.
One more legitimate use is that if TYPE_FLAG_STUB is set, this is
the name to use to look for definitions in other files. */
char *tag_name;
- /* Length of storage for a value of this type. This is what
- sizeof(type) would return; use it for address arithmetic,
- memory reads and writes, etc. This size includes padding. For
- example, an i386 extended-precision floating point value really
- only occupies ten bytes, but most ABI's declare its size to be
- 12 bytes, to preserve alignment. A `struct type' representing
- such a floating-point type would have a `length' value of 12,
- even though the last two bytes are unused.
-
- There's a bit of a host/target mess here, if you're concerned
- about machines whose bytes aren't eight bits long, or who don't
- have byte-addressed memory. Various places pass this to memcpy
- and such, meaning it must be in units of host bytes. Various
- other places expect they can calculate addresses by adding it
- and such, meaning it must be in units of target bytes. For
- some DSP targets, in which HOST_CHAR_BIT will (presumably) be 8
- and TARGET_CHAR_BIT will be (say) 32, this is a problem.
-
- One fix would be to make this field in bits (requiring that it
- always be a multiple of HOST_CHAR_BIT and TARGET_CHAR_BIT) ---
- the other choice would be to make it consistently in units of
- HOST_CHAR_BIT. However, this would still fail to address
- machines based on a ternary or decimal representation. */
-
- unsigned length;
-
- /* FIXME, these should probably be restricted to a Fortran-specific
- field in some fashion. */
-#define BOUND_CANNOT_BE_DETERMINED 5
-#define BOUND_BY_REF_ON_STACK 4
-#define BOUND_BY_VALUE_ON_STACK 3
-#define BOUND_BY_REF_IN_REG 2
-#define BOUND_BY_VALUE_IN_REG 1
-#define BOUND_SIMPLE 0
- int upper_bound_type;
- int lower_bound_type;
-
/* Every type is now associated with a particular objfile, and the
- type is allocated on the type_obstack for that objfile. One problem
+ type is allocated on the objfile_obstack for that objfile. One problem
however, is that there are times when gdb allocates new types while
it is not in the process of reading symbols from a particular objfile.
Fortunately, these happen when the type being created is a derived
short nfields;
+ /* Field number of the virtual function table pointer in
+ VPTR_BASETYPE. If -1, we were unable to find the virtual
+ function table pointer in initial symbol reading, and
+ fill_in_vptr_fieldno should be called to find it if possible.
+
+ Unused if this type does not have virtual functions. */
+
+ short vptr_fieldno;
+
/* For structure and union types, a description of each field.
For set and pascal array types, there is one "field",
whose type is the domain type of the set or array.
/* For types with virtual functions (TYPE_CODE_STRUCT), VPTR_BASETYPE
is the base class which defined the virtual function table pointer.
- For types that are pointer to member types (TYPE_CODE_MEMBER),
- VPTR_BASETYPE is the type that this pointer is a member of.
+ For types that are pointer to member types (TYPE_CODE_METHODPTR,
+ TYPE_CODE_MEMBERPTR), VPTR_BASETYPE is the type that this pointer
+ is a member of.
For method types (TYPE_CODE_METHOD), VPTR_BASETYPE is the aggregate
type that contains the method.
struct type *vptr_basetype;
- /* Field number of the virtual function table pointer in
- VPTR_BASETYPE. If -1, we were unable to find the virtual
- function table pointer in initial symbol reading, and
- fill_in_vptr_fieldno should be called to find it if possible.
-
- Unused if this type does not have virtual functions. */
-
- int vptr_fieldno;
-
/* Slot to point to additional language-specific fields of this type. */
union type_specific
struct cplus_struct_type *cplus_stuff;
- /* FLOATFORMAT is for TYPE_CODE_FLT. It is a pointer to the
- floatformat object that describes the floating-point value
- that resides within the type. */
+ /* FLOATFORMAT is for TYPE_CODE_FLT. It is a pointer to two
+ floatformat objects that describe the floating-point value
+ that resides within the type. The first is for big endian
+ targets and the second is for little endian targets. */
- const struct floatformat *floatformat;
+ const struct floatformat **floatformat;
} type_specific;
};
struct type *reference_type;
/* Variant chain. This points to a type that differs from this one only
- in qualifiers. Currently, the possible qualifiers are const, volatile,
- code-space, and data-space. The variants are linked in a circular
- ring and share MAIN_TYPE. */
+ in qualifiers and length. Currently, the possible qualifiers are
+ const, volatile, code-space, data-space, and address class. The
+ length may differ only when one of the address class flags are set.
+ The variants are linked in a circular ring and share MAIN_TYPE. */
struct type *chain;
/* Flags specific to this instance of the type, indicating where
on the ring we are. */
int instance_flags;
+ /* Length of storage for a value of this type. This is what
+ sizeof(type) would return; use it for address arithmetic,
+ memory reads and writes, etc. This size includes padding. For
+ example, an i386 extended-precision floating point value really
+ only occupies ten bytes, but most ABI's declare its size to be
+ 12 bytes, to preserve alignment. A `struct type' representing
+ such a floating-point type would have a `length' value of 12,
+ even though the last two bytes are unused.
+
+ There's a bit of a host/target mess here, if you're concerned
+ about machines whose bytes aren't eight bits long, or who don't
+ have byte-addressed memory. Various places pass this to memcpy
+ and such, meaning it must be in units of host bytes. Various
+ other places expect they can calculate addresses by adding it
+ and such, meaning it must be in units of target bytes. For
+ some DSP targets, in which HOST_CHAR_BIT will (presumably) be 8
+ and TARGET_CHAR_BIT will be (say) 32, this is a problem.
+
+ One fix would be to make this field in bits (requiring that it
+ always be a multiple of HOST_CHAR_BIT and TARGET_CHAR_BIT) ---
+ the other choice would be to make it consistently in units of
+ HOST_CHAR_BIT. However, this would still fail to address
+ machines based on a ternary or decimal representation. */
+
+ unsigned length;
+
/* Core type, shared by a group of qualified types. */
struct main_type *main_type;
};
But check_typedef does set the TYPE_LENGTH of the TYPEDEF type,
so you only have to call check_typedef once. Since allocate_value
calls check_typedef, TYPE_LENGTH (VALUE_TYPE (X)) is safe. */
-#define TYPE_LENGTH(thistype) TYPE_MAIN_TYPE(thistype)->length
+#define TYPE_LENGTH(thistype) (thistype)->length
#define TYPE_OBJFILE(thistype) TYPE_MAIN_TYPE(thistype)->objfile
#define TYPE_FLAGS(thistype) TYPE_MAIN_TYPE(thistype)->flags
/* Note that TYPE_CODE can be TYPE_CODE_TYPEDEF, so if you want the real
#define TYPE_IS_OPAQUE(thistype) (((TYPE_CODE (thistype) == TYPE_CODE_STRUCT) || \
(TYPE_CODE (thistype) == TYPE_CODE_UNION)) && \
(TYPE_NFIELDS (thistype) == 0) && \
- (TYPE_CPLUS_SPECIFIC (thistype) && (TYPE_NFN_FIELDS (thistype) == 0)))
-
-
-
-/* Implicit sizes */
-extern struct type *builtin_type_void;
-extern struct type *builtin_type_char;
-extern struct type *builtin_type_short;
-extern struct type *builtin_type_int;
-extern struct type *builtin_type_long;
-extern struct type *builtin_type_signed_char;
-extern struct type *builtin_type_unsigned_char;
-extern struct type *builtin_type_unsigned_short;
-extern struct type *builtin_type_unsigned_int;
-extern struct type *builtin_type_unsigned_long;
-extern struct type *builtin_type_float;
-extern struct type *builtin_type_double;
-extern struct type *builtin_type_long_double;
-extern struct type *builtin_type_complex;
-extern struct type *builtin_type_double_complex;
-extern struct type *builtin_type_string;
-extern struct type *builtin_type_bool;
-
-/* Address/pointer types: */
-/* (C) Language `pointer to data' type. Some target platforms use an
- implicitly {sign,zero} -extended 32 bit C language pointer on a 64
- bit ISA. */
-extern struct type *builtin_type_void_data_ptr;
-
-/* (C) Language `pointer to function returning void' type. Since
- ANSI, C standards have explicitly said that pointers to functions
- and pointers to data are not interconvertible --- that is, you
- can't cast a function pointer to void * and back, and expect to get
- the same value. However, all function pointer types are
- interconvertible, so void (*) () can server as a generic function
- pointer. */
-extern struct type *builtin_type_void_func_ptr;
-
-/* The target CPU's address type. This is the ISA address size. */
-extern struct type *builtin_type_CORE_ADDR;
-/* The symbol table address type. Some object file formats have a 32
- bit address type even though the TARGET has a 64 bit pointer type
- (cf MIPS). */
-extern struct type *builtin_type_bfd_vma;
-
-/* Explicit sizes - see C9X <intypes.h> for naming scheme */
+ (TYPE_CPLUS_SPECIFIC (thistype) && (TYPE_NFN_FIELDS (thistype) == 0)) && \
+ (TYPE_STUB (thistype) || !TYPE_STUB_SUPPORTED (thistype)))
+
+struct builtin_type
+{
+ /* Address/pointer types. */
+
+ /* `pointer to data' type. Some target platforms use an implicitly
+ {sign,zero} -extended 32-bit ABI pointer on a 64-bit ISA. */
+ struct type *builtin_data_ptr;
+
+ /* `pointer to function (returning void)' type. Harvard
+ architectures mean that ABI function and code pointers are not
+ interconvertible. Similarly, since ANSI, C standards have
+ explicitly said that pointers to functions and pointers to data
+ are not interconvertible --- that is, you can't cast a function
+ pointer to void * and back, and expect to get the same value.
+ However, all function pointer types are interconvertible, so void
+ (*) () can server as a generic function pointer. */
+ struct type *builtin_func_ptr;
+
+ /* The target CPU's address type. This is the ISA address size. */
+ struct type *builtin_core_addr;
+
+
+ /* Types used for symbols with no debug information. */
+ struct type *nodebug_text_symbol;
+ struct type *nodebug_data_symbol;
+ struct type *nodebug_unknown_symbol;
+ struct type *nodebug_tls_symbol;
+
+
+ /* Integral types. */
+
+ /* We use these for the '/c' print format, because c_char is just a
+ one-byte integral type, which languages less laid back than C
+ will print as ... well, a one-byte integral type. */
+ struct type *builtin_true_char;
+ struct type *builtin_true_unsigned_char;
+
+ /* Implicit size/sign (based on the the architecture's ABI). */
+ struct type *builtin_void;
+ struct type *builtin_char;
+ struct type *builtin_short;
+ struct type *builtin_int;
+ struct type *builtin_long;
+ struct type *builtin_signed_char;
+ struct type *builtin_unsigned_char;
+ struct type *builtin_unsigned_short;
+ struct type *builtin_unsigned_int;
+ struct type *builtin_unsigned_long;
+ struct type *builtin_float;
+ struct type *builtin_double;
+ struct type *builtin_long_double;
+ struct type *builtin_complex;
+ struct type *builtin_double_complex;
+ struct type *builtin_string;
+ struct type *builtin_bool;
+ struct type *builtin_long_long;
+ struct type *builtin_unsigned_long_long;
+ struct type *builtin_decfloat;
+ struct type *builtin_decdouble;
+ struct type *builtin_declong;
+};
+
+/* Return the type table for the specified architecture. */
+extern const struct builtin_type *builtin_type (struct gdbarch *gdbarch);
+
+/* Compatibility macros to access types for the current architecture. */
+#define builtin_type_void_data_ptr \
+ (builtin_type (current_gdbarch)->builtin_data_ptr)
+#define builtin_type_void_func_ptr \
+ (builtin_type (current_gdbarch)->builtin_func_ptr)
+#define builtin_type_CORE_ADDR \
+ (builtin_type (current_gdbarch)->builtin_core_addr)
+#define builtin_type_true_char \
+ (builtin_type (current_gdbarch)->builtin_true_char)
+#define builtin_type_void \
+ (builtin_type (current_gdbarch)->builtin_void)
+#define builtin_type_char \
+ (builtin_type (current_gdbarch)->builtin_char)
+#define builtin_type_short \
+ (builtin_type (current_gdbarch)->builtin_short)
+#define builtin_type_int \
+ (builtin_type (current_gdbarch)->builtin_int)
+#define builtin_type_long \
+ (builtin_type (current_gdbarch)->builtin_long)
+#define builtin_type_signed_char \
+ (builtin_type (current_gdbarch)->builtin_signed_char)
+#define builtin_type_unsigned_char \
+ (builtin_type (current_gdbarch)->builtin_unsigned_char)
+#define builtin_type_unsigned_short \
+ (builtin_type (current_gdbarch)->builtin_unsigned_short)
+#define builtin_type_unsigned_int \
+ (builtin_type (current_gdbarch)->builtin_unsigned_int)
+#define builtin_type_unsigned_long \
+ (builtin_type (current_gdbarch)->builtin_unsigned_long)
+#define builtin_type_float \
+ (builtin_type (current_gdbarch)->builtin_float)
+#define builtin_type_double \
+ (builtin_type (current_gdbarch)->builtin_double)
+#define builtin_type_long_double \
+ (builtin_type (current_gdbarch)->builtin_long_double)
+#define builtin_type_complex \
+ (builtin_type (current_gdbarch)->builtin_complex)
+#define builtin_type_double_complex \
+ (builtin_type (current_gdbarch)->builtin_double_complex)
+#define builtin_type_string \
+ (builtin_type (current_gdbarch)->builtin_string)
+#define builtin_type_bool \
+ (builtin_type (current_gdbarch)->builtin_bool)
+#define builtin_type_long_long \
+ (builtin_type (current_gdbarch)->builtin_long_long)
+#define builtin_type_unsigned_long_long \
+ (builtin_type (current_gdbarch)->builtin_unsigned_long_long)
+
+
+/* Explicit sizes - see C9X <intypes.h> for naming scheme. The "int0"
+ is for when an architecture needs to describe a register that has
+ no size. */
+extern struct type *builtin_type_int0;
extern struct type *builtin_type_int8;
extern struct type *builtin_type_uint8;
extern struct type *builtin_type_int16;
extern struct type *builtin_type_int128;
extern struct type *builtin_type_uint128;
-/* SIMD types. We inherit these names from GCC. */
-extern struct type *builtin_type_v4sf;
-extern struct type *builtin_type_v4si;
-extern struct type *builtin_type_v16qi;
-extern struct type *builtin_type_v8qi;
-extern struct type *builtin_type_v8hi;
-extern struct type *builtin_type_v4hi;
-extern struct type *builtin_type_v2si;
-
-/* Type for 64 bit vectors. */
-extern struct type *builtin_type_vec64;
-extern struct type *builtin_type_vec64i;
-
-/* Type for 128 bit vectors. */
-extern struct type *builtin_type_vec128;
-extern struct type *builtin_type_vec128i;
-
/* Explicit floating-point formats. See "floatformat.h". */
-extern struct type *builtin_type_ieee_single_big;
-extern struct type *builtin_type_ieee_single_little;
-extern struct type *builtin_type_ieee_double_big;
-extern struct type *builtin_type_ieee_double_little;
-extern struct type *builtin_type_ieee_double_littlebyte_bigword;
+extern const struct floatformat *floatformats_ieee_single[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_ieee_double[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_ieee_double_littlebyte_bigword[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_i387_ext[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_m68881_ext[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_arm_ext[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_ia64_spill[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_ia64_quad[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_vax_f[BFD_ENDIAN_UNKNOWN];
+extern const struct floatformat *floatformats_vax_d[BFD_ENDIAN_UNKNOWN];
+
+extern struct type *builtin_type_ieee_single;
+extern struct type *builtin_type_ieee_double;
extern struct type *builtin_type_i387_ext;
extern struct type *builtin_type_m68881_ext;
-extern struct type *builtin_type_i960_ext;
-extern struct type *builtin_type_m88110_ext;
-extern struct type *builtin_type_m88110_harris_ext;
-extern struct type *builtin_type_arm_ext_big;
-extern struct type *builtin_type_arm_ext_littlebyte_bigword;
-extern struct type *builtin_type_ia64_spill_big;
-extern struct type *builtin_type_ia64_spill_little;
-extern struct type *builtin_type_ia64_quad_big;
-extern struct type *builtin_type_ia64_quad_little;
-
-/* We use this for the '/c' print format, because builtin_type_char is
- just a one-byte integral type, which languages less laid back than
- C will print as ... well, a one-byte integral type. */
-extern struct type *builtin_type_true_char;
+extern struct type *builtin_type_arm_ext;
+extern struct type *builtin_type_ia64_spill;
+extern struct type *builtin_type_ia64_quad;
/* This type represents a type that was unrecognized in symbol
read-in. */
extern struct type *builtin_type_error;
-extern struct type *builtin_type_long_long;
-extern struct type *builtin_type_unsigned_long_long;
/* Modula-2 types */
-extern struct type *builtin_type_m2_char;
-extern struct type *builtin_type_m2_int;
-extern struct type *builtin_type_m2_card;
-extern struct type *builtin_type_m2_real;
-extern struct type *builtin_type_m2_bool;
+struct builtin_m2_type
+{
+ struct type *builtin_char;
+ struct type *builtin_int;
+ struct type *builtin_card;
+ struct type *builtin_real;
+ struct type *builtin_bool;
+};
+
+/* Return the Modula-2 type table for the specified architecture. */
+extern const struct builtin_m2_type *builtin_m2_type (struct gdbarch *gdbarch);
+
+/* Compatibility macros to access types for the current architecture. */
+#define builtin_type_m2_char \
+ (builtin_m2_type (current_gdbarch)->builtin_char)
+#define builtin_type_m2_int \
+ (builtin_m2_type (current_gdbarch)->builtin_int)
+#define builtin_type_m2_card \
+ (builtin_m2_type (current_gdbarch)->builtin_card)
+#define builtin_type_m2_real \
+ (builtin_m2_type (current_gdbarch)->builtin_real)
+#define builtin_type_m2_bool \
+ (builtin_m2_type (current_gdbarch)->builtin_bool)
+
/* Fortran (F77) types */
-extern struct type *builtin_type_f_character;
-extern struct type *builtin_type_f_integer;
-extern struct type *builtin_type_f_integer_s2;
-extern struct type *builtin_type_f_logical;
-extern struct type *builtin_type_f_logical_s1;
-extern struct type *builtin_type_f_logical_s2;
-extern struct type *builtin_type_f_real;
-extern struct type *builtin_type_f_real_s8;
-extern struct type *builtin_type_f_real_s16;
-extern struct type *builtin_type_f_complex_s8;
-extern struct type *builtin_type_f_complex_s16;
-extern struct type *builtin_type_f_complex_s32;
-extern struct type *builtin_type_f_void;
+struct builtin_f_type
+{
+ struct type *builtin_character;
+ struct type *builtin_integer;
+ struct type *builtin_integer_s2;
+ struct type *builtin_logical;
+ struct type *builtin_logical_s1;
+ struct type *builtin_logical_s2;
+ struct type *builtin_real;
+ struct type *builtin_real_s8;
+ struct type *builtin_real_s16;
+ struct type *builtin_complex_s8;
+ struct type *builtin_complex_s16;
+ struct type *builtin_complex_s32;
+ struct type *builtin_void;
+};
+
+/* Return the Fortran type table for the specified architecture. */
+extern const struct builtin_f_type *builtin_f_type (struct gdbarch *gdbarch);
+
+/* Compatibility macros to access types for the current architecture. */
+#define builtin_type_f_character \
+ (builtin_f_type (current_gdbarch)->builtin_character)
+#define builtin_type_f_integer \
+ (builtin_f_type (current_gdbarch)->builtin_integer)
+#define builtin_type_f_integer_s2 \
+ (builtin_f_type (current_gdbarch)->builtin_integer_s2)
+#define builtin_type_f_logical \
+ (builtin_f_type (current_gdbarch)->builtin_logical)
+#define builtin_type_f_logical_s1 \
+ (builtin_f_type (current_gdbarch)->builtin_logical_s1)
+#define builtin_type_f_logical_s2 \
+ (builtin_f_type (current_gdbarch)->builtin_logical_s2)
+#define builtin_type_f_real \
+ (builtin_f_type (current_gdbarch)->builtin_real)
+#define builtin_type_f_real_s8 \
+ (builtin_f_type (current_gdbarch)->builtin_real_s8)
+#define builtin_type_f_real_s16 \
+ (builtin_f_type (current_gdbarch)->builtin_real_s16)
+#define builtin_type_f_complex_s8 \
+ (builtin_f_type (current_gdbarch)->builtin_complex_s8)
+#define builtin_type_f_complex_s16 \
+ (builtin_f_type (current_gdbarch)->builtin_complex_s16)
+#define builtin_type_f_complex_s32 \
+ (builtin_f_type (current_gdbarch)->builtin_complex_s32)
+#define builtin_type_f_void \
+ (builtin_f_type (current_gdbarch)->builtin_void)
+
/* RTTI for C++ */
/* extern struct type *builtin_type_cxx_typeinfo; */
/* Allocate space for storing data associated with a particular type.
We ensure that the space is allocated using the same mechanism that
was used to allocate the space for the type structure itself. I.E.
- if the type is on an objfile's type_obstack, then the space for data
- associated with that type will also be allocated on the type_obstack.
+ if the type is on an objfile's objfile_obstack, then the space for data
+ associated with that type will also be allocated on the objfile_obstack.
If the type is not associated with any particular objfile (such as
builtin types), then the data space will be allocated with xmalloc,
the same as for the type structure. */
#define TYPE_ALLOC(t,size) \
(TYPE_OBJFILE (t) != NULL \
- ? obstack_alloc (&TYPE_OBJFILE (t) -> type_obstack, size) \
+ ? obstack_alloc (&TYPE_OBJFILE (t) -> objfile_obstack, size) \
: xmalloc (size))
+#define TYPE_ZALLOC(t,size) \
+ (TYPE_OBJFILE (t) != NULL \
+ ? memset (obstack_alloc (&TYPE_OBJFILE (t)->objfile_obstack, size), \
+ 0, size) \
+ : xzalloc (size))
+
extern struct type *alloc_type (struct objfile *);
extern struct type *init_type (enum type_code, int, int, char *,
extern void append_composite_type_field (struct type *t, char *name,
struct type *field);
+/* Helper functions to construct a bit flags type. An initially empty
+ type is created using init_flag_type(). Flags are then added using
+ append_flag_type_flag(). */
+extern struct type *init_flags_type (char *name, int length);
+extern void append_flags_type_flag (struct type *type, int bitpos, char *name);
+
+extern void make_vector_type (struct type *array_type);
+extern struct type *init_vector_type (struct type *elt_type, int n);
+
extern struct type *lookup_reference_type (struct type *);
extern struct type *make_reference_type (struct type *, struct type **);
extern struct type *make_type_with_address_space (struct type *type,
int space_identifier);
-extern struct type *lookup_member_type (struct type *, struct type *);
+extern struct type *lookup_memberptr_type (struct type *, struct type *);
+
+extern struct type *lookup_methodptr_type (struct type *);
-extern void
-smash_to_method_type (struct type *type, struct type *domain,
- struct type *to_type, struct field *args,
- int nargs, int varargs);
+extern void smash_to_method_type (struct type *type, struct type *domain,
+ struct type *to_type, struct field *args,
+ int nargs, int varargs);
-extern void
-smash_to_member_type (struct type *, struct type *, struct type *);
+extern void smash_to_memberptr_type (struct type *, struct type *,
+ struct type *);
extern struct type *allocate_stub_method (struct type *);
extern void check_stub_method_group (struct type *, int);
-extern struct type *lookup_primitive_typename (char *);
-
extern char *gdb_mangle_name (struct type *, int, int);
-extern struct type *builtin_type (char **);
-
extern struct type *lookup_typename (char *, struct block *, int);
extern struct type *lookup_template_type (char *, struct type *,
extern struct type *primary_base_class (struct type *);
-extern struct type **virtual_base_list (struct type *);
-
extern int virtual_base_list_length (struct type *);
extern int virtual_base_list_length_skip_primaries (struct type *);
#define TOO_FEW_PARAMS_BADNESS 100
/* Badness if no conversion among types */
#define INCOMPATIBLE_TYPE_BADNESS 100
-/* Badness of coercing large integer to smaller size */
-#define INTEGER_COERCION_BADNESS 100
-/* Badness of coercing large floating type to smaller size */
-#define FLOAT_COERCION_BADNESS 100
/* Badness of integral promotion */
#define INTEGER_PROMOTION_BADNESS 1
/* printcmd.c */
-extern void print_scalar_formatted (char *, struct type *, int, int,
+extern void print_scalar_formatted (const void *, struct type *, int, int,
struct ui_file *);
extern int can_dereference (struct type *);
extern void maintenance_print_type (char *, int);
+extern htab_t create_copied_types_hash (struct objfile *objfile);
+
+extern struct type *copy_type_recursive (struct objfile *objfile,
+ struct type *type,
+ htab_t copied_types);
+
#endif /* GDBTYPES_H */