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gcc-c-fe.def
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/* Interface between GCC C FE and GDB -*- c -*-
Copyright (C) 2014-2025 Free Software Foundation, Inc.
This file is part of GCC.
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 3 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, see <http://www.gnu.org/licenses/>. */
/* Create a new "decl" in GCC. A decl is a declaration, basically a
kind of symbol.
NAME is the name of the new symbol. SYM_KIND is the kind of
symbol being requested. SYM_TYPE is the new symbol's C type;
except for labels, where this is not meaningful and should be
zero. If SUBSTITUTION_NAME is not NULL, then a reference to this
decl in the source will later be substituted with a dereference
of a variable of the given name. Otherwise, for symbols having
an address (e.g., functions), ADDRESS is the address. FILENAME
and LINE_NUMBER refer to the symbol's source location. If this
is not known, FILENAME can be NULL and LINE_NUMBER can be 0.
This function returns the new decl. */
GCC_METHOD7 (gcc_decl, build_decl,
const char *, /* Argument NAME. */
enum gcc_c_symbol_kind, /* Argument SYM_KIND. */
gcc_type, /* Argument SYM_TYPE. */
const char *, /* Argument SUBSTITUTION_NAME. */
gcc_address, /* Argument ADDRESS. */
const char *, /* Argument FILENAME. */
unsigned int) /* Argument LINE_NUMBER. */
/* Insert a GCC decl into the symbol table. DECL is the decl to
insert. IS_GLOBAL is true if this is an outermost binding, and
false if it is a possibly-shadowing binding. */
GCC_METHOD2 (int /* bool */, bind,
gcc_decl, /* Argument DECL. */
int /* bool */) /* Argument IS_GLOBAL. */
/* Insert a tagged type into the symbol table. NAME is the tag name
of the type and TAGGED_TYPE is the type itself. TAGGED_TYPE must
be either a struct, union, or enum type, as these are the only
types that have tags. FILENAME and LINE_NUMBER refer to the type's
source location. If this is not known, FILENAME can be NULL and
LINE_NUMBER can be 0. */
GCC_METHOD4 (int /* bool */, tagbind,
const char *, /* Argument NAME. */
gcc_type, /* Argument TAGGED_TYPE. */
const char *, /* Argument FILENAME. */
unsigned int) /* Argument LINE_NUMBER. */
/* Return the type of a pointer to a given base type. */
GCC_METHOD1 (gcc_type, build_pointer_type,
gcc_type) /* Argument BASE_TYPE. */
/* Create a new 'struct' type. Initially it has no fields. */
GCC_METHOD0 (gcc_type, build_record_type)
/* Create a new 'union' type. Initially it has no fields. */
GCC_METHOD0 (gcc_type, build_union_type)
/* Add a field to a struct or union type. FIELD_NAME is the field's
name. FIELD_TYPE is the type of the field. BITSIZE and BITPOS
indicate where in the struct the field occurs. */
GCC_METHOD5 (int /* bool */, build_add_field,
gcc_type, /* Argument RECORD_OR_UNION_TYPE. */
const char *, /* Argument FIELD_NAME. */
gcc_type, /* Argument FIELD_TYPE. */
unsigned long, /* Argument BITSIZE. */
unsigned long) /* Argument BITPOS. */
/* After all the fields have been added to a struct or union, the
struct or union type must be "finished". This does some final
cleanups in GCC.
Note that when using GCC_C_FE_VERSION_2, it is preferable to call
finish_record_with_alignment instead. */
GCC_METHOD2 (int /* bool */, finish_record_or_union,
gcc_type, /* Argument RECORD_OR_UNION_TYPE. */
unsigned long) /* Argument SIZE_IN_BYTES. */
/* Create a new 'enum' type. The new type initially has no
associated constants. */
GCC_METHOD1 (gcc_type, build_enum_type,
gcc_type) /* Argument UNDERLYING_INT_TYPE. */
/* Add a new constant to an enum type. NAME is the constant's
name and VALUE is its value. */
GCC_METHOD3 (int /* bool */, build_add_enum_constant,
gcc_type, /* Argument ENUM_TYPE. */
const char *, /* Argument NAME. */
unsigned long) /* Argument VALUE. */
/* After all the constants have been added to an enum, the type must
be "finished". This does some final cleanups in GCC. */
GCC_METHOD1 (int /* bool */, finish_enum_type,
gcc_type) /* Argument ENUM_TYPE. */
/* Create a new function type. RETURN_TYPE is the type returned by
the function, and ARGUMENT_TYPES is a vector, of length NARGS, of
the argument types. IS_VARARGS is true if the function is
varargs. */
GCC_METHOD3 (gcc_type, build_function_type,
gcc_type, /* Argument RETURN_TYPE. */
const struct gcc_type_array *, /* Argument ARGUMENT_TYPES. */
int /* bool */) /* Argument IS_VARARGS. */
/* Return an integer type with the given properties.
Deprecated in v1, use int_type instead. */
GCC_METHOD2 (gcc_type, int_type_v0,
int /* bool */, /* Argument IS_UNSIGNED. */
unsigned long) /* Argument SIZE_IN_BYTES. */
/* Return a floating point type with the given properties.
Deprecated in v1, use float_type instead. */
GCC_METHOD1 (gcc_type, float_type_v0,
unsigned long) /* Argument SIZE_IN_BYTES. */
/* Return the 'void' type. */
GCC_METHOD0 (gcc_type, void_type)
/* Return the 'bool' type. */
GCC_METHOD0 (gcc_type, bool_type)
/* Create a new array type. If NUM_ELEMENTS is -1, then the array
is assumed to have an unknown length. */
GCC_METHOD2 (gcc_type, build_array_type,
gcc_type, /* Argument ELEMENT_TYPE. */
int) /* Argument NUM_ELEMENTS. */
/* Create a new variably-sized array type. UPPER_BOUND_NAME is the
name of a local variable that holds the upper bound of the array;
it is one less than the array size. */
GCC_METHOD2 (gcc_type, build_vla_array_type,
gcc_type, /* Argument ELEMENT_TYPE. */
const char *) /* Argument UPPER_BOUND_NAME. */
/* Return a qualified variant of a given base type. QUALIFIERS says
which qualifiers to use; it is composed of or'd together
constants from 'enum gcc_qualifiers'. */
GCC_METHOD2 (gcc_type, build_qualified_type,
gcc_type, /* Argument UNQUALIFIED_TYPE. */
enum gcc_qualifiers) /* Argument QUALIFIERS. */
/* Build a complex type given its element type. */
GCC_METHOD1 (gcc_type, build_complex_type,
gcc_type) /* Argument ELEMENT_TYPE. */
/* Build a vector type given its element type and number of
elements. */
GCC_METHOD2 (gcc_type, build_vector_type,
gcc_type, /* Argument ELEMENT_TYPE. */
int) /* Argument NUM_ELEMENTS. */
/* Build a constant. NAME is the constant's name and VALUE is its
value. FILENAME and LINE_NUMBER refer to the type's source
location. If this is not known, FILENAME can be NULL and
LINE_NUMBER can be 0. */
GCC_METHOD5 (int /* bool */, build_constant,
gcc_type, /* Argument TYPE. */
const char *, /* Argument NAME. */
unsigned long, /* Argument VALUE. */
const char *, /* Argument FILENAME. */
unsigned int) /* Argument LINE_NUMBER. */
/* Emit an error and return an error type object. */
GCC_METHOD1 (gcc_type, error,
const char *) /* Argument MESSAGE. */
/* Return an integer type with the given properties. If BUILTIN_NAME
is non-NULL, it must name a builtin integral type with the given
signedness and size, and that is the type that will be returned. */
GCC_METHOD3 (gcc_type, int_type,
int /* bool */, /* Argument IS_UNSIGNED. */
unsigned long, /* Argument SIZE_IN_BYTES. */
const char *) /* Argument BUILTIN_NAME. */
/* Return the 'char' type, a distinct type from both 'signed char' and
'unsigned char' returned by int_type. */
GCC_METHOD0 (gcc_type, char_type)
/* Return a floating point type with the given properties. If BUILTIN_NAME
is non-NULL, it must name a builtin integral type with the given
signedness and size, and that is the type that will be returned. */
GCC_METHOD2 (gcc_type, float_type,
unsigned long, /* Argument SIZE_IN_BYTES. */
const char *) /* Argument BUILTIN_NAME. */
/* New in GCC_FE_VERSION_2. Like finish_record_or_union but the caller also
supplies the alignment. If the alignment is 0, this acts identically to
finish_record_or_union. */
GCC_METHOD3 (int /* bool */, finish_record_with_alignment,
gcc_type, /* Argument RECORD_OR_UNION_TYPE. */
unsigned long, /* Argument SIZE_IN_BYTES. */
unsigned long) /* Argument ALIGNMENT. */