794 lines
28 KiB
C++
794 lines
28 KiB
C++
/* Internal type definitions for GDB.
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Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
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Contributed by Cygnus Support, using pieces from other GDB modules.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#if !defined (GDBTYPES_H)
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#define GDBTYPES_H 1
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/* Codes for `fundamental types'. This is a monstrosity based on the
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bogus notion that there are certain compiler-independent
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`fundamental types'. None of these is well-defined (how big is
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FT_SHORT? Does it depend on the language? How does the
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language-specific code know which type to correlate to FT_SHORT?) */
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#define FT_VOID 0
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#define FT_BOOLEAN 1
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#define FT_CHAR 2
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#define FT_SIGNED_CHAR 3
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#define FT_UNSIGNED_CHAR 4
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#define FT_SHORT 5
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#define FT_SIGNED_SHORT 6
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#define FT_UNSIGNED_SHORT 7
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#define FT_INTEGER 8
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#define FT_SIGNED_INTEGER 9
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#define FT_UNSIGNED_INTEGER 10
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#define FT_LONG 11
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#define FT_SIGNED_LONG 12
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#define FT_UNSIGNED_LONG 13
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#define FT_LONG_LONG 14
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#define FT_SIGNED_LONG_LONG 15
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#define FT_UNSIGNED_LONG_LONG 16
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#define FT_FLOAT 17
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#define FT_DBL_PREC_FLOAT 18
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#define FT_EXT_PREC_FLOAT 19
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#define FT_COMPLEX 20
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#define FT_DBL_PREC_COMPLEX 21
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#define FT_EXT_PREC_COMPLEX 22
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#define FT_STRING 23
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#define FT_FIXED_DECIMAL 24
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#define FT_FLOAT_DECIMAL 25
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#define FT_BYTE 26
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#define FT_UNSIGNED_BYTE 27
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#define FT_NUM_MEMBERS 28 /* Highest FT_* above, plus one. */
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/* Some macros for char-based bitfields. */
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#define B_SET(a,x) ((a)[(x)>>3] |= (1 << ((x)&7)))
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#define B_CLR(a,x) ((a)[(x)>>3] &= ~(1 << ((x)&7)))
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#define B_TST(a,x) ((a)[(x)>>3] & (1 << ((x)&7)))
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#define B_TYPE unsigned char
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#define B_BYTES(x) ( 1 + ((x)>>3) )
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#define B_CLRALL(a,x) memset ((a), 0, B_BYTES(x))
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/* Different kinds of data types are distinguished by the `code' field. */
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enum type_code
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{
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TYPE_CODE_UNDEF, /* Not used; catches errors */
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TYPE_CODE_PTR, /* Pointer type */
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TYPE_CODE_ARRAY, /* Array type with lower & upper bounds. */
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TYPE_CODE_STRUCT, /* C struct or Pascal record */
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TYPE_CODE_UNION, /* C union or Pascal variant part */
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TYPE_CODE_ENUM, /* Enumeration type */
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TYPE_CODE_FUNC, /* Function type */
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TYPE_CODE_INT, /* Integer type */
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/* Floating type. This is *NOT* a complex type. Beware, there are parts
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of GDB which bogusly assume that TYPE_CODE_FLT can mean complex. */
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TYPE_CODE_FLT,
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/* Void type. The length field specifies the length (probably always
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one) which is used in pointer arithmetic involving pointers to
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this type, but actually dereferencing such a pointer is invalid;
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a void type has no length and no actual representation in memory
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or registers. A pointer to a void type is a generic pointer. */
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TYPE_CODE_VOID,
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TYPE_CODE_SET, /* Pascal sets */
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TYPE_CODE_RANGE, /* Range (integers within spec'd bounds) */
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/* A string type which is like an array of character but prints
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differently (at least for CHILL). It does not contain a length
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field as Pascal strings (for many Pascals, anyway) do; if we want
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to deal with such strings, we should use a new type code. */
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TYPE_CODE_STRING,
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/* String of bits; like TYPE_CODE_SET but prints differently (at least
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for CHILL). */
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TYPE_CODE_BITSTRING,
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/* Unknown type. The length field is valid if we were able to
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deduce that much about the type, or 0 if we don't even know that. */
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TYPE_CODE_ERROR,
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/* C++ */
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TYPE_CODE_MEMBER, /* Member type */
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TYPE_CODE_METHOD, /* Method type */
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TYPE_CODE_REF, /* C++ Reference types */
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TYPE_CODE_CHAR, /* *real* character type */
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/* Boolean type. 0 is false, 1 is true, and other values are non-boolean
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(e.g. FORTRAN "logical" used as unsigned int). */
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TYPE_CODE_BOOL,
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/* Fortran */
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TYPE_CODE_COMPLEX, /* Complex float */
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TYPE_CODE_TYPEDEF
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};
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/* For now allow source to use TYPE_CODE_CLASS for C++ classes, as an
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alias for TYPE_CODE_STRUCT. This is for DWARF, which has a distinct
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"class" attribute. Perhaps we should actually have a separate TYPE_CODE
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so that we can print "class" or "struct" depending on what the debug
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info said. It's not clear we should bother. */
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#define TYPE_CODE_CLASS TYPE_CODE_STRUCT
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/* Some bits for the type's flags word. */
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/* Unsigned integer type. If this is not set for a TYPE_CODE_INT, the
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type is signed. */
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#define TYPE_FLAG_UNSIGNED (1 << 0)
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/* This appears in a type's flags word if it is a stub type (e.g., if
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someone referenced a type that wasn't defined in a source file
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via (struct sir_not_appearing_in_this_film *)). */
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#define TYPE_FLAG_STUB (1 << 2)
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/* The target type of this type is a stub type, and this type needs to
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be updated if it gets un-stubbed in check_typedef.
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Used for arrays and ranges, in which TYPE_LENGTH of the array/range
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gets set based on the TYPE_LENGTH of the target type.
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Also, set for TYPE_CODE_TYPEDEF. */
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#define TYPE_FLAG_TARGET_STUB (1 << 3)
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struct type
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{
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/* Code for kind of type */
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enum type_code code;
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/* Name of this type, or NULL if none.
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This is used for printing only, except by poorly designed C++ code.
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For looking up a name, look for a symbol in the VAR_NAMESPACE. */
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char *name;
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/* Tag name for this type, or NULL if none. This means that the
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name of the type consists of a keyword followed by the tag name.
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Which keyword is determined by the type code ("struct" for
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TYPE_CODE_STRUCT, etc.). As far as I know C/C++ are the only languages
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with this feature.
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This is used for printing only, except by poorly designed C++ code.
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For looking up a name, look for a symbol in the STRUCT_NAMESPACE.
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One more legitimate use is that if TYPE_FLAG_STUB is set, this is
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the name to use to look for definitions in other files. */
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char *tag_name;
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/* Length of storage for a value of this type. Various places pass
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this to memcpy and such, meaning it must be in units of
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HOST_CHAR_BIT. Various other places expect they can calculate
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addresses by adding it and such, meaning it must be in units of
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TARGET_CHAR_BIT. For some DSP targets, in which HOST_CHAR_BIT
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will (presumably) be 8 and TARGET_CHAR_BIT will be (say) 32, this
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is a problem. One fix would be to make this field in bits
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(requiring that it always be a multiple of HOST_CHAR_BIT and
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TARGET_CHAR_BIT)--the other choice would be to make it
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consistently in units of HOST_CHAR_BIT. */
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unsigned length;
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/* FIXME, these should probably be restricted to a Fortran-specific
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field in some fashion. */
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#define BOUND_CANNOT_BE_DETERMINED 5
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#define BOUND_BY_REF_ON_STACK 4
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#define BOUND_BY_VALUE_ON_STACK 3
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#define BOUND_BY_REF_IN_REG 2
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#define BOUND_BY_VALUE_IN_REG 1
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#define BOUND_SIMPLE 0
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int upper_bound_type;
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int lower_bound_type;
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/* Every type is now associated with a particular objfile, and the
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type is allocated on the type_obstack for that objfile. One problem
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however, is that there are times when gdb allocates new types while
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it is not in the process of reading symbols from a particular objfile.
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Fortunately, these happen when the type being created is a derived
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type of an existing type, such as in lookup_pointer_type(). So
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we can just allocate the new type using the same objfile as the
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existing type, but to do this we need a backpointer to the objfile
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from the existing type. Yes this is somewhat ugly, but without
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major overhaul of the internal type system, it can't be avoided
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for now. */
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struct objfile *objfile;
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/* For a pointer type, describes the type of object pointed to.
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For an array type, describes the type of the elements.
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For a function or method type, describes the type of the return value.
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For a range type, describes the type of the full range.
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For a complex type, describes the type of each coordinate.
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Unused otherwise. */
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struct type *target_type;
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/* Type that is a pointer to this type.
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NULL if no such pointer-to type is known yet.
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The debugger may add the address of such a type
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if it has to construct one later. */
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struct type *pointer_type;
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/* C++: also need a reference type. */
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struct type *reference_type;
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/* Flags about this type. */
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short flags;
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/* Number of fields described for this type */
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short nfields;
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/* For structure and union types, a description of each field.
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For set and pascal array types, there is one "field",
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whose type is the domain type of the set or array.
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For range types, there are two "fields",
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the minimum and maximum values (both inclusive).
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For enum types, each possible value is described by one "field".
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For a function type, a "field" for each parameter type.
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For C++ classes, there is one field for each base class (if it is
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a derived class) plus one field for each class data member. Member
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functions are recorded elsewhere.
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Using a pointer to a separate array of fields
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allows all types to have the same size, which is useful
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because we can allocate the space for a type before
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we know what to put in it. */
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struct field
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{
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/* Position of this field, counting in bits from start of
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containing structure. For a function type, this is the
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position in the argument list of this argument.
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For a range bound or enum value, this is the value itself.
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(FIXME: What about ranges larger than host int size?)
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For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB.
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For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB. */
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int bitpos;
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/* Size of this field, in bits, or zero if not packed.
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For an unpacked field, the field's type's length
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says how many bytes the field occupies. */
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/* FIXME: This is abused by TYPE_FIELD_STATIC_PHYSNAME to contain
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a pointer, so it has to be long. */
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long bitsize;
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/* In a struct or enum type, type of this field.
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In a function type, type of this argument.
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In an array type, the domain-type of the array. */
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struct type *type;
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/* Name of field, value or argument.
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NULL for range bounds and array domains. */
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char *name;
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} *fields;
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/* For types with virtual functions, VPTR_BASETYPE is the base class which
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defined the virtual function table pointer.
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For types that are pointer to member types, VPTR_BASETYPE
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is the type that this pointer is a member of.
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Unused otherwise. */
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struct type *vptr_basetype;
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/* Field number of the virtual function table pointer in
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VPTR_BASETYPE. If -1, we were unable to find the virtual
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function table pointer in initial symbol reading, and
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fill_in_vptr_fieldno should be called to find it if possible.
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Unused if this type does not have virtual functions. */
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int vptr_fieldno;
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/* Slot to point to additional language-specific fields of this type. */
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union type_specific
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{
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/* ARG_TYPES is for TYPE_CODE_METHOD and TYPE_CODE_FUNC. */
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struct type **arg_types;
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/* CPLUS_STUFF is for TYPE_CODE_STRUCT. It is initialized to point to
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cplus_struct_default, a default static instance of a struct
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cplus_struct_type. */
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struct cplus_struct_type *cplus_stuff;
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} type_specific;
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};
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#define NULL_TYPE ((struct type *) 0)
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/* C++ language-specific information for TYPE_CODE_STRUCT and TYPE_CODE_UNION
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nodes. */
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struct cplus_struct_type
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{
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/* Number of base classes this type derives from. The baseclasses are
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stored in the first N_BASECLASSES fields (i.e. the `fields' field of
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the struct type). I think only the `type' field of such a field has
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any meaning. */
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short n_baseclasses;
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/* Number of methods with unique names. All overloaded methods with
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the same name count only once. */
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short nfn_fields;
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/* Number of methods described for this type, not including the
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methods that it derives from. */
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int nfn_fields_total;
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/* For derived classes, the number of base classes is given by n_baseclasses
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and virtual_field_bits is a bit vector containing one bit per base class.
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If the base class is virtual, the corresponding bit will be set.
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I.E, given:
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class A{};
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class B{};
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class C : public B, public virtual A {};
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B is a baseclass of C; A is a virtual baseclass for C.
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This is a C++ 2.0 language feature. */
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B_TYPE *virtual_field_bits;
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/* For classes with private fields, the number of fields is given by
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nfields and private_field_bits is a bit vector containing one bit
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per field.
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If the field is private, the corresponding bit will be set. */
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B_TYPE *private_field_bits;
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/* For classes with protected fields, the number of fields is given by
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nfields and protected_field_bits is a bit vector containing one bit
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per field.
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If the field is private, the corresponding bit will be set. */
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B_TYPE *protected_field_bits;
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/* for classes with fields to be ignored, either this is optimized out
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or this field has length 0 */
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B_TYPE *ignore_field_bits;
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/* For classes, structures, and unions, a description of each field,
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which consists of an overloaded name, followed by the types of
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arguments that the method expects, and then the name after it
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has been renamed to make it distinct.
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fn_fieldlists points to an array of nfn_fields of these. */
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struct fn_fieldlist
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{
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/* The overloaded name. */
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char *name;
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/* The number of methods with this name. */
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int length;
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/* The list of methods. */
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struct fn_field
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{
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/* If is_stub is clear, this is the mangled name which we can
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look up to find the address of the method (FIXME: it would
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be cleaner to have a pointer to the struct symbol here
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instead). */
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/* If is_stub is set, this is the portion of the mangled
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name which specifies the arguments. For example, "ii",
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if there are two int arguments, or "" if there are no
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arguments. See gdb_mangle_name for the conversion from this
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format to the one used if is_stub is clear. */
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char *physname;
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/* The return value of the method */
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struct type *type;
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/* The argument list. Only valid if is_stub is clear. Contains
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the type of each argument, including `this', and ending with
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a NULL pointer after the last argument. Should not contain
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a `this' pointer for static member functions. */
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struct type **args;
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/* For virtual functions.
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First baseclass that defines this virtual function. */
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struct type *fcontext;
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/* Attributes. */
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unsigned int is_const : 1;
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unsigned int is_volatile : 1;
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unsigned int is_private : 1;
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unsigned int is_protected : 1;
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/* A stub method only has some fields valid (but they are enough
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to reconstruct the rest of the fields). */
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unsigned int is_stub : 1;
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/* Unused. */
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unsigned int dummy : 3;
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/* Index into that baseclass's virtual function table,
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minus 2; else if static: VOFFSET_STATIC; else: 0. */
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unsigned int voffset : 24;
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# define VOFFSET_STATIC 1
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} *fn_fields;
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} *fn_fieldlists;
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};
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/* The default value of TYPE_CPLUS_SPECIFIC(T) points to the
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this shared static structure. */
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extern const struct cplus_struct_type cplus_struct_default;
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extern void
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allocate_cplus_struct_type PARAMS ((struct type *));
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#define INIT_CPLUS_SPECIFIC(type) \
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(TYPE_CPLUS_SPECIFIC(type)=(struct cplus_struct_type*)&cplus_struct_default)
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#define ALLOCATE_CPLUS_STRUCT_TYPE(type) allocate_cplus_struct_type (type)
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#define HAVE_CPLUS_STRUCT(type) \
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(TYPE_CPLUS_SPECIFIC(type) != &cplus_struct_default)
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#define TYPE_NAME(thistype) (thistype)->name
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#define TYPE_TAG_NAME(type) ((type)->tag_name)
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#define TYPE_TARGET_TYPE(thistype) (thistype)->target_type
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#define TYPE_POINTER_TYPE(thistype) (thistype)->pointer_type
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#define TYPE_REFERENCE_TYPE(thistype) (thistype)->reference_type
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/* Note that if thistype is a TYPEDEF type, you have to call check_typedef.
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But check_typedef does set the TYPE_LENGTH of the TYPEDEF type,
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so you only have to call check_typedef once. Since allocate_value
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calls check_typedef, TYPE_LENGTH (VALUE_TYPE (X)) is safe. */
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#define TYPE_LENGTH(thistype) (thistype)->length
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#define TYPE_OBJFILE(thistype) (thistype)->objfile
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#define TYPE_FLAGS(thistype) (thistype)->flags
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#define TYPE_UNSIGNED(thistype) ((thistype)->flags & TYPE_FLAG_UNSIGNED)
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/* Note that TYPE_CODE can be TYPE_CODE_TYPEDEF, so if you wan the real
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type, you need to do TYPE_CODE (check_type (this_type)). */
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#define TYPE_CODE(thistype) (thistype)->code
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#define TYPE_NFIELDS(thistype) (thistype)->nfields
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#define TYPE_FIELDS(thistype) (thistype)->fields
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#define TYPE_INDEX_TYPE(type) TYPE_FIELD_TYPE (type, 0)
|
|
#define TYPE_LOW_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 0)
|
|
#define TYPE_HIGH_BOUND(range_type) TYPE_FIELD_BITPOS (range_type, 1)
|
|
|
|
/* Moto-specific stuff for FORTRAN arrays */
|
|
|
|
#define TYPE_ARRAY_UPPER_BOUND_TYPE(thistype) (thistype)->upper_bound_type
|
|
#define TYPE_ARRAY_LOWER_BOUND_TYPE(thistype) (thistype)->lower_bound_type
|
|
|
|
#define TYPE_ARRAY_UPPER_BOUND_VALUE(arraytype) \
|
|
(TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),1))
|
|
|
|
#define TYPE_ARRAY_LOWER_BOUND_VALUE(arraytype) \
|
|
(TYPE_FIELD_BITPOS((TYPE_FIELD_TYPE((arraytype),0)),0))
|
|
|
|
/* C++ */
|
|
|
|
#define TYPE_VPTR_BASETYPE(thistype) (thistype)->vptr_basetype
|
|
#define TYPE_DOMAIN_TYPE(thistype) (thistype)->vptr_basetype
|
|
#define TYPE_VPTR_FIELDNO(thistype) (thistype)->vptr_fieldno
|
|
#define TYPE_FN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fields
|
|
#define TYPE_NFN_FIELDS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields
|
|
#define TYPE_NFN_FIELDS_TOTAL(thistype) TYPE_CPLUS_SPECIFIC(thistype)->nfn_fields_total
|
|
#define TYPE_TYPE_SPECIFIC(thistype) (thistype)->type_specific
|
|
#define TYPE_ARG_TYPES(thistype) (thistype)->type_specific.arg_types
|
|
#define TYPE_CPLUS_SPECIFIC(thistype) (thistype)->type_specific.cplus_stuff
|
|
#define TYPE_BASECLASS(thistype,index) (thistype)->fields[index].type
|
|
#define TYPE_N_BASECLASSES(thistype) TYPE_CPLUS_SPECIFIC(thistype)->n_baseclasses
|
|
#define TYPE_BASECLASS_NAME(thistype,index) (thistype)->fields[index].name
|
|
#define TYPE_BASECLASS_BITPOS(thistype,index) (thistype)->fields[index].bitpos
|
|
#define BASETYPE_VIA_PUBLIC(thistype, index) (!TYPE_FIELD_PRIVATE(thistype, index))
|
|
#define BASETYPE_VIA_VIRTUAL(thistype, index) \
|
|
B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (index))
|
|
|
|
#define TYPE_FIELD(thistype, n) (thistype)->fields[n]
|
|
#define TYPE_FIELD_TYPE(thistype, n) (thistype)->fields[n].type
|
|
#define TYPE_FIELD_NAME(thistype, n) (thistype)->fields[n].name
|
|
#define TYPE_FIELD_VALUE(thistype, n) (* (int*) &(thistype)->fields[n].type)
|
|
#define TYPE_FIELD_BITPOS(thistype, n) (thistype)->fields[n].bitpos
|
|
#define TYPE_FIELD_BITSIZE(thistype, n) (thistype)->fields[n].bitsize
|
|
#define TYPE_FIELD_PACKED(thistype, n) (thistype)->fields[n].bitsize
|
|
|
|
#define TYPE_FIELD_PRIVATE_BITS(thistype) \
|
|
TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits
|
|
#define TYPE_FIELD_PROTECTED_BITS(thistype) \
|
|
TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits
|
|
#define TYPE_FIELD_IGNORE_BITS(thistype) \
|
|
TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits
|
|
#define TYPE_FIELD_VIRTUAL_BITS(thistype) \
|
|
TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits
|
|
#define SET_TYPE_FIELD_PRIVATE(thistype, n) \
|
|
B_SET (TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n))
|
|
#define SET_TYPE_FIELD_PROTECTED(thistype, n) \
|
|
B_SET (TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n))
|
|
#define SET_TYPE_FIELD_IGNORE(thistype, n) \
|
|
B_SET (TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n))
|
|
#define SET_TYPE_FIELD_VIRTUAL(thistype, n) \
|
|
B_SET (TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n))
|
|
#define TYPE_FIELD_PRIVATE(thistype, n) \
|
|
(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits == NULL ? 0 \
|
|
: B_TST(TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits, (n)))
|
|
#define TYPE_FIELD_PROTECTED(thistype, n) \
|
|
(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits == NULL ? 0 \
|
|
: B_TST(TYPE_CPLUS_SPECIFIC(thistype)->protected_field_bits, (n)))
|
|
#define TYPE_FIELD_IGNORE(thistype, n) \
|
|
(TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits == NULL ? 0 \
|
|
: B_TST(TYPE_CPLUS_SPECIFIC(thistype)->ignore_field_bits, (n)))
|
|
#define TYPE_FIELD_VIRTUAL(thistype, n) \
|
|
B_TST(TYPE_CPLUS_SPECIFIC(thistype)->virtual_field_bits, (n))
|
|
|
|
#define TYPE_FIELD_STATIC(thistype, n) ((thistype)->fields[n].bitpos == -1)
|
|
#define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) ((char *)(thistype)->fields[n].bitsize)
|
|
|
|
#define TYPE_FN_FIELDLISTS(thistype) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists
|
|
#define TYPE_FN_FIELDLIST(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n]
|
|
#define TYPE_FN_FIELDLIST1(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].fn_fields
|
|
#define TYPE_FN_FIELDLIST_NAME(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].name
|
|
#define TYPE_FN_FIELDLIST_LENGTH(thistype, n) TYPE_CPLUS_SPECIFIC(thistype)->fn_fieldlists[n].length
|
|
|
|
#define TYPE_FN_FIELD(thisfn, n) (thisfn)[n]
|
|
#define TYPE_FN_FIELD_PHYSNAME(thisfn, n) (thisfn)[n].physname
|
|
#define TYPE_FN_FIELD_TYPE(thisfn, n) (thisfn)[n].type
|
|
#define TYPE_FN_FIELD_ARGS(thisfn, n) TYPE_ARG_TYPES ((thisfn)[n].type)
|
|
#define TYPE_FN_FIELD_CONST(thisfn, n) ((thisfn)[n].is_const)
|
|
#define TYPE_FN_FIELD_VOLATILE(thisfn, n) ((thisfn)[n].is_volatile)
|
|
#define TYPE_FN_FIELD_PRIVATE(thisfn, n) ((thisfn)[n].is_private)
|
|
#define TYPE_FN_FIELD_PROTECTED(thisfn, n) ((thisfn)[n].is_protected)
|
|
#define TYPE_FN_FIELD_STUB(thisfn, n) ((thisfn)[n].is_stub)
|
|
#define TYPE_FN_FIELD_FCONTEXT(thisfn, n) ((thisfn)[n].fcontext)
|
|
#define TYPE_FN_FIELD_VOFFSET(thisfn, n) ((thisfn)[n].voffset-2)
|
|
#define TYPE_FN_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1)
|
|
#define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC)
|
|
|
|
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;
|
|
|
|
/* 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;
|
|
|
|
/* Chill types */
|
|
|
|
extern struct type *builtin_type_chill_bool;
|
|
extern struct type *builtin_type_chill_char;
|
|
extern struct type *builtin_type_chill_long;
|
|
extern struct type *builtin_type_chill_ulong;
|
|
extern struct type *builtin_type_chill_real;
|
|
|
|
/* Fortran (F77) types */
|
|
|
|
extern struct type *builtin_type_f_character;
|
|
extern struct type *builtin_type_f_integer;
|
|
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_integer;
|
|
extern struct type *builtin_type_f_integer_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;
|
|
|
|
/* Maximum and minimum values of built-in types */
|
|
|
|
#define MAX_OF_TYPE(t) \
|
|
TYPE_UNSIGNED(t) ? UMAX_OF_SIZE(TYPE_LENGTH(t)) \
|
|
: MAX_OF_SIZE(TYPE_LENGTH(t))
|
|
|
|
#define MIN_OF_TYPE(t) \
|
|
TYPE_UNSIGNED(t) ? UMIN_OF_SIZE(TYPE_LENGTH(t)) \
|
|
: MIN_OF_SIZE(TYPE_LENGTH(t))
|
|
|
|
/* 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 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) \
|
|
: xmalloc (size))
|
|
|
|
extern struct type *
|
|
alloc_type PARAMS ((struct objfile *));
|
|
|
|
extern struct type *
|
|
init_type PARAMS ((enum type_code, int, int, char *, struct objfile *));
|
|
|
|
extern struct type *
|
|
lookup_reference_type PARAMS ((struct type *));
|
|
|
|
extern struct type *
|
|
make_reference_type PARAMS ((struct type *, struct type **));
|
|
|
|
extern struct type *
|
|
lookup_member_type PARAMS ((struct type *, struct type *));
|
|
|
|
extern void
|
|
smash_to_method_type PARAMS ((struct type *, struct type *, struct type *,
|
|
struct type **));
|
|
|
|
extern void
|
|
smash_to_member_type PARAMS ((struct type *, struct type *, struct type *));
|
|
|
|
extern struct type *
|
|
allocate_stub_method PARAMS ((struct type *));
|
|
|
|
extern char *
|
|
type_name_no_tag PARAMS ((const struct type *));
|
|
|
|
extern struct type *
|
|
lookup_struct_elt_type PARAMS ((struct type *, char *, int));
|
|
|
|
extern struct type *
|
|
make_pointer_type PARAMS ((struct type *, struct type **));
|
|
|
|
extern struct type *
|
|
lookup_pointer_type PARAMS ((struct type *));
|
|
|
|
extern struct type *
|
|
make_function_type PARAMS ((struct type *, struct type **));
|
|
|
|
extern struct type *
|
|
lookup_function_type PARAMS ((struct type *));
|
|
|
|
extern struct type *
|
|
create_range_type PARAMS ((struct type *, struct type *, int, int));
|
|
|
|
extern struct type *
|
|
create_array_type PARAMS ((struct type *, struct type *, struct type *));
|
|
|
|
extern struct type *
|
|
create_string_type PARAMS ((struct type *, struct type *));
|
|
|
|
extern struct type *create_set_type PARAMS ((struct type *, struct type *));
|
|
|
|
extern int chill_varying_type PARAMS ((struct type*));
|
|
|
|
extern struct type *
|
|
lookup_unsigned_typename PARAMS ((char *));
|
|
|
|
extern struct type *
|
|
lookup_signed_typename PARAMS ((char *));
|
|
|
|
extern struct type *
|
|
check_typedef PARAMS ((struct type *));
|
|
|
|
#define CHECK_TYPEDEF(TYPE) (TYPE) = check_typedef (TYPE)
|
|
|
|
extern void
|
|
check_stub_method PARAMS ((struct type *, int, int));
|
|
|
|
extern struct type *
|
|
lookup_primitive_typename PARAMS ((char *));
|
|
|
|
extern char *
|
|
gdb_mangle_name PARAMS ((struct type *, int, int));
|
|
|
|
extern struct type *
|
|
builtin_type PARAMS ((char **));
|
|
|
|
extern struct type *
|
|
lookup_typename PARAMS ((char *, struct block *, int));
|
|
|
|
extern struct type *
|
|
lookup_template_type PARAMS ((char *, struct type *, struct block *));
|
|
|
|
extern struct type *
|
|
lookup_fundamental_type PARAMS ((struct objfile *, int));
|
|
|
|
extern void
|
|
fill_in_vptr_fieldno PARAMS ((struct type *));
|
|
|
|
extern int get_discrete_bounds PARAMS ((struct type*, LONGEST*, LONGEST*));
|
|
|
|
#if MAINTENANCE_CMDS
|
|
extern void recursive_dump_type PARAMS ((struct type *, int));
|
|
#endif
|
|
|
|
/* printcmd.c */
|
|
|
|
extern void
|
|
print_scalar_formatted PARAMS ((char *, struct type *, int, int, GDB_FILE *));
|
|
|
|
extern int can_dereference PARAMS ((struct type *));
|
|
|
|
#if MAINTENANCE_CMDS
|
|
extern void maintenance_print_type PARAMS ((char *, int));
|
|
#endif
|
|
|
|
/* typeprint.c */
|
|
|
|
extern void print_type_scalar PARAMS ((struct type *, LONGEST, GDB_FILE *));
|
|
|
|
#endif /* GDBTYPES_H */
|