/* Internal type definitions for GDB.
- Copyright (C) 1992, 1993, 1994 Free Software Foundation, Inc.
+ Copyright (C) 1992, 1993, 1994, 1996 Free Software Foundation, Inc.
Contributed by Cygnus Support, using pieces from other GDB modules.
This file is part of GDB.
struct field
{
- /* Position of this field, counting in bits from start of
- containing structure. For a function type, this is the
- position in the argument list of this argument.
- For a range bound or enum value, this is the value itself.
- (FIXME: What about ranges larger than host int size?)
- For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB.
- For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB. */
- int bitpos;
+
+ union field_location
+ {
+ /* Position of this field, counting in bits from start of
+ containing structure.
+ For BITS_BIG_ENDIAN=1 targets, it is the bit offset to the MSB.
+ For BITS_BIG_ENDIAN=0 targets, it is the bit offset to the LSB.
+ For a function type, this is the position in the argument list
+ of this argument.
+ For a range bound or enum value, this is the value itself. */
+
+ int bitpos;
+
+ /* For a static field, if TYPE_FIELD_STATIC_HAS_ADDR then physaddr
+ is the location (in the target) of the static field.
+ Otherwise, physname is the mangled label of the static field. */
+
+ CORE_ADDR physaddr;
+ char* physname;
+ } loc;
/* Size of this field, in bits, or zero if not packed.
For an unpacked field, the field's type's length
- says how many bytes the field occupies. */
- /* FIXME: This is abused by TYPE_FIELD_STATIC_PHYSNAME to contain
- a pointer, so it has to be long. */
+ says how many bytes the field occupies.
+ A value of -1 or -2 indicates a static field; -1 means the location
+ is specified by the label loc.physname; -2 means that loc.physaddr
+ specifies the actual address. */
- long bitsize;
+ int bitsize;
- /* In a struct or enum type, type of this field.
+ /* In a struct or union type, type of this field.
In a function type, type of this argument.
In an array type, the domain-type of the array. */
} *fields;
- /* For types with virtual functions, VPTR_BASETYPE is the base class which
- defined the virtual function table pointer.
+ /* 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, 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.
Unused otherwise. */
union type_specific
{
- /* ARG_TYPES is for TYPE_CODE_METHOD and TYPE_CODE_FUNC. */
+ /* ARG_TYPES is for TYPE_CODE_METHOD.
+ Contains the type of each argument, ending with a void type
+ after the last argument for normal member functions or a NULL
+ pointer after the last argument for functions with variable
+ arguments. */
struct type **arg_types;
char *physname;
- /* The return value of the method */
+ /* The type of the method. */
struct type *type;
- /* The argument list. Only valid if is_stub is clear. Contains
- the type of each argument, including `this', and ending with
- a NULL pointer after the last argument. Should not contain
- a `this' pointer for static member functions. */
-
- struct type **args;
-
/* For virtual functions.
First baseclass that defines this virtual function. */
#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 TYPE_BASECLASS_BITPOS(thistype,index) TYPE_FIELD_BITPOS(thistype,index)
#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 FIELD_TYPE(thisfld) ((thisfld).type)
+#define FIELD_NAME(thisfld) ((thisfld).name)
+#define FIELD_BITPOS(thisfld) ((thisfld).loc.bitpos)
+#define FIELD_BITSIZE(thisfld) ((thisfld).bitsize)
+#define FIELD_PHYSNAME(thisfld) ((thisfld).loc.physname)
+#define FIELD_PHYSADDR(thisfld) ((thisfld).loc.physaddr)
+#define SET_FIELD_PHYSNAME(thisfld, name) \
+ ((thisfld).bitsize = -1, FIELD_PHYSNAME(thisfld) = (name))
+#define SET_FIELD_PHYSADDR(thisfld, name) \
+ ((thisfld).bitsize = -2, FIELD_PHYSADDR(thisfld) = (name))
#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_TYPE(thistype, n) FIELD_TYPE(TYPE_FIELD(thistype, n))
+#define TYPE_FIELD_NAME(thistype, n) FIELD_NAME(TYPE_FIELD(thistype, n))
+#define TYPE_FIELD_BITPOS(thistype, n) FIELD_BITPOS(TYPE_FIELD(thistype,n))
+#define TYPE_FIELD_BITSIZE(thistype, n) FIELD_BITSIZE(TYPE_FIELD(thistype,n))
+#define TYPE_FIELD_PACKED(thistype, n) (FIELD_BITSIZE(TYPE_FIELD(thistype,n))!=0)
#define TYPE_FIELD_PRIVATE_BITS(thistype) \
TYPE_CPLUS_SPECIFIC(thistype)->private_field_bits
#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_FIELD_STATIC(thistype, n) ((thistype)->fields[n].bitsize < 0)
+#define TYPE_FIELD_STATIC_HAS_ADDR(thistype, n) ((thistype)->fields[n].bitsize == -2)
+#define TYPE_FIELD_STATIC_PHYSNAME(thistype, n) FIELD_PHYSNAME(TYPE_FIELD(thistype, n))
+#define TYPE_FIELD_STATIC_PHYSADDR(thistype, n) FIELD_PHYSADDR(TYPE_FIELD(thistype, n))
#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_FIELD_VIRTUAL_P(thisfn, n) ((thisfn)[n].voffset > 1)
#define TYPE_FN_FIELD_STATIC_P(thisfn, n) ((thisfn)[n].voffset == VOFFSET_STATIC)
+/* 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_double_complex;
extern struct type *builtin_type_string;
+/* Explicit sizes - see <intypes.h> for naming schema */
+extern struct type *builtin_type_int8;
+extern struct type *builtin_type_uint8;
+extern struct type *builtin_type_int16;
+extern struct type *builtin_type_uint16;
+extern struct type *builtin_type_int32;
+extern struct type *builtin_type_uint32;
+extern struct type *builtin_type_int64;
+extern struct type *builtin_type_uint64;
+/* start-sanitize-r5900 */
+extern struct type *builtin_type_int128;
+extern struct type *builtin_type_uint128;
+/* end-sanitize-r5900 */
+
/* This type represents a type that was unrecognized in symbol
read-in. */
extern void
fill_in_vptr_fieldno PARAMS ((struct type *));
+extern int get_destructor_fn_field PARAMS ((struct type *, int *, int *));
+
extern int get_discrete_bounds PARAMS ((struct type*, LONGEST*, LONGEST*));
#if MAINTENANCE_CMDS