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/* Header for Fortran 95 types backend support.
Copyright (C) 2002-2014 Free Software Foundation, Inc.
Contributed by Paul Brook <paul@nowt.org>
and Steven Bosscher <s.bosscher@student.tudelft.nl>
This file is part of GCC.
GCC 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, or (at your option) any later
version.
GCC 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 GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GFC_BACKEND_H
#define GFC_BACKEND_H
extern GTY(()) tree gfc_array_index_type;
extern GTY(()) tree gfc_array_range_type;
extern GTY(()) tree gfc_character1_type_node;
extern GTY(()) tree ppvoid_type_node;
extern GTY(()) tree pvoid_type_node;
extern GTY(()) tree prvoid_type_node;
extern GTY(()) tree pchar_type_node;
extern GTY(()) tree float128_type_node;
extern GTY(()) tree complex_float128_type_node;
/* This is the type used to hold the lengths of character variables.
It must be the same as the corresponding definition in gfortran.h. */
/* TODO: This is still hardcoded as kind=4 in some bits of the compiler
and runtime library. */
extern GTY(()) tree gfc_charlen_type_node;
/* The following flags give us information on the correspondence of
real (and complex) kinds with C floating-point types long double
and __float128. */
extern bool gfc_real16_is_float128;
typedef enum {
PACKED_NO = 0,
PACKED_PARTIAL,
PACKED_FULL,
PACKED_STATIC
} gfc_packed;
/* be-function.c */
void gfc_convert_function_code (gfc_namespace *);
/* trans-types.c */
void gfc_init_kinds (void);
void gfc_init_types (void);
void gfc_init_c_interop_kinds (void);
tree gfc_get_int_type (int);
tree gfc_get_real_type (int);
tree gfc_get_complex_type (int);
tree gfc_get_logical_type (int);
tree gfc_get_char_type (int);
tree gfc_get_pchar_type (int);
tree gfc_get_character_type (int, gfc_charlen *);
tree gfc_get_character_type_len (int, tree);
tree gfc_get_character_type_len_for_eltype (tree, tree);
tree gfc_sym_type (gfc_symbol *);
tree gfc_typenode_for_spec (gfc_typespec *);
int gfc_copy_dt_decls_ifequal (gfc_symbol *, gfc_symbol *, bool);
tree gfc_get_function_type (gfc_symbol *);
tree gfc_type_for_size (unsigned, int);
tree gfc_type_for_mode (enum machine_mode, int);
tree gfc_build_uint_type (int);
tree gfc_get_element_type (tree);
tree gfc_get_array_type_bounds (tree, int, int, tree *, tree *, int,
enum gfc_array_kind, bool);
tree gfc_get_nodesc_array_type (tree, gfc_array_spec *, gfc_packed, bool);
/* Add a field of given name and type to a UNION_TYPE or RECORD_TYPE. */
tree gfc_add_field_to_struct (tree, tree, tree, tree **);
/* Layout and output debugging info for a type. */
void gfc_finish_type (tree);
/* Some functions have an extra parameter for the return value. */
int gfc_return_by_reference (gfc_symbol *);
/* Returns true if the array sym does not require a descriptor. */
int gfc_is_nodesc_array (gfc_symbol *);
/* Return the DTYPE for an array. */
tree gfc_get_dtype (tree);
tree gfc_get_ppc_type (gfc_component *);
#endif
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