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jeremybenn |
/* Header for Fortran 95 types backend support.
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Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008
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Free Software Foundation, Inc.
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Contributed by Paul Brook <paul@nowt.org>
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and Steven Bosscher <s.bosscher@student.tudelft.nl>
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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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 GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef GFC_BACKEND_H
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#define GFC_BACKEND_H
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extern GTY(()) tree gfc_array_index_type;
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extern GTY(()) tree gfc_array_range_type;
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extern GTY(()) tree gfc_character1_type_node;
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extern GTY(()) tree ppvoid_type_node;
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extern GTY(()) tree pvoid_type_node;
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extern GTY(()) tree prvoid_type_node;
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extern GTY(()) tree pchar_type_node;
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/* This is the type used to hold the lengths of character variables.
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It must be the same as the corresponding definition in gfortran.h. */
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/* TODO: This is still hardcoded as kind=4 in some bits of the compiler
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and runtime library. */
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extern GTY(()) tree gfc_charlen_type_node;
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typedef enum {
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PACKED_NO = 0,
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PACKED_PARTIAL,
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PACKED_FULL,
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PACKED_STATIC
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} gfc_packed;
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/* be-function.c */
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void gfc_convert_function_code (gfc_namespace *);
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/* trans-types.c */
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void gfc_init_kinds (void);
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void gfc_init_types (void);
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tree gfc_get_int_type (int);
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tree gfc_get_real_type (int);
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tree gfc_get_complex_type (int);
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tree gfc_get_logical_type (int);
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tree gfc_get_char_type (int);
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tree gfc_get_pchar_type (int);
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tree gfc_get_character_type (int, gfc_charlen *);
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tree gfc_get_character_type_len (int, tree);
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tree gfc_get_character_type_len_for_eltype (tree, tree);
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tree gfc_sym_type (gfc_symbol *);
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tree gfc_typenode_for_spec (gfc_typespec *);
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tree gfc_get_function_type (gfc_symbol *);
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tree gfc_type_for_size (unsigned, int);
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tree gfc_type_for_mode (enum machine_mode, int);
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tree gfc_build_uint_type (int);
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tree gfc_get_element_type (tree);
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tree gfc_get_array_type_bounds (tree, int, tree *, tree *, int,
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enum gfc_array_kind, bool);
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tree gfc_get_nodesc_array_type (tree, gfc_array_spec *, gfc_packed, bool);
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/* Add a field of given name and type to a UNION_TYPE or RECORD_TYPE. */
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tree gfc_add_field_to_struct (tree *, tree, tree, tree);
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/* Layout and output debugging info for a type. */
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void gfc_finish_type (tree);
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/* Some functions have an extra parameter for the return value. */
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int gfc_return_by_reference (gfc_symbol *);
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/* Returns true if the array sym does not require a descriptor. */
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int gfc_is_nodesc_array (gfc_symbol *);
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/* Return the DTYPE for an array. */
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tree gfc_get_dtype (tree);
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tree gfc_get_ppc_type (gfc_component *);
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#endif
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