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302 lines
9.6 KiB
Ada
302 lines
9.6 KiB
Ada
------------------------------------------------------------------------------
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-- --
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-- GNAT COMPILER COMPONENTS --
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-- --
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-- G E T _ T A R G --
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-- --
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-- B o d y --
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-- --
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-- Copyright (C) 1992-2022, Free Software Foundation, Inc. --
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-- --
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-- GNAT is free software; you can redistribute it and/or modify it under --
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-- terms of the GNU General Public License as published by the Free Soft- --
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-- ware Foundation; either version 3, or (at your option) any later ver- --
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-- sion. GNAT is distributed in the hope that it will be useful, but WITH- --
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-- OUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY --
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-- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License --
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-- for more details. You should have received a copy of the GNU General --
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-- Public License distributed with GNAT; see file COPYING3. If not, go to --
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-- http://www.gnu.org/licenses for a complete copy of the license. --
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-- --
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-- GNAT was originally developed by the GNAT team at New York University. --
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-- Extensive contributions were provided by Ada Core Technologies Inc. --
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-- --
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------------------------------------------------------------------------------
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-- Version for use with GCC
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package body Get_Targ is
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-- Functions returning individual run-time values. For the standard (GCC)
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-- back end, these come from C interface functions (one for each value).
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-----------------------
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-- Get_Bits_Per_Unit --
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-----------------------
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function Get_Bits_Per_Unit return Pos is
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function C_Get_Bits_Per_Unit return Pos;
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pragma Import (C, C_Get_Bits_Per_Unit,
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"get_target_bits_per_unit");
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begin
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return C_Get_Bits_Per_Unit;
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end Get_Bits_Per_Unit;
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-----------------------
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-- Get_Bits_Per_Word --
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-----------------------
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function Get_Bits_Per_Word return Pos is
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function C_Get_Bits_Per_Word return Pos;
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pragma Import (C, C_Get_Bits_Per_Word,
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"get_target_bits_per_word");
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begin
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return C_Get_Bits_Per_Word;
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end Get_Bits_Per_Word;
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-------------------
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-- Get_Char_Size --
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-------------------
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function Get_Char_Size return Pos is
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function C_Get_Char_Size return Pos;
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pragma Import (C, C_Get_Char_Size,
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"get_target_char_size");
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begin
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return C_Get_Char_Size;
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end Get_Char_Size;
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----------------------
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-- Get_Wchar_T_Size --
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----------------------
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function Get_Wchar_T_Size return Pos is
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function C_Get_Wchar_T_Size return Pos;
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pragma Import (C, C_Get_Wchar_T_Size,
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"get_target_wchar_t_size");
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begin
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return C_Get_Wchar_T_Size;
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end Get_Wchar_T_Size;
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--------------------
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-- Get_Short_Size --
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--------------------
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function Get_Short_Size return Pos is
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function C_Get_Short_Size return Pos;
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pragma Import (C, C_Get_Short_Size,
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"get_target_short_size");
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begin
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return C_Get_Short_Size;
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end Get_Short_Size;
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------------------
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-- Get_Int_Size --
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------------------
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function Get_Int_Size return Pos is
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function C_Get_Int_Size return Pos;
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pragma Import (C, C_Get_Int_Size,
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"get_target_int_size");
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begin
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return C_Get_Int_Size;
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end Get_Int_Size;
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-------------------
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-- Get_Long_Size --
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-------------------
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function Get_Long_Size return Pos is
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function C_Get_Long_Size return Pos;
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pragma Import (C, C_Get_Long_Size,
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"get_target_long_size");
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begin
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return C_Get_Long_Size;
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end Get_Long_Size;
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------------------------
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-- Get_Long_Long_Size --
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------------------------
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function Get_Long_Long_Size return Pos is
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function C_Get_Long_Long_Size return Pos;
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pragma Import (C, C_Get_Long_Long_Size,
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"get_target_long_long_size");
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begin
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return C_Get_Long_Long_Size;
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end Get_Long_Long_Size;
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-----------------------------
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-- Get_Long_Long_Long_Size --
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-----------------------------
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function Get_Long_Long_Long_Size return Pos is
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function C_Get_Long_Long_Long_Size return Pos;
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pragma Import (C, C_Get_Long_Long_Long_Size,
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"get_target_long_long_long_size");
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begin
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return C_Get_Long_Long_Long_Size;
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end Get_Long_Long_Long_Size;
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----------------------
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-- Get_Pointer_Size --
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----------------------
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function Get_Pointer_Size return Pos is
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function C_Get_Pointer_Size return Pos;
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pragma Import (C, C_Get_Pointer_Size,
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"get_target_pointer_size");
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begin
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return C_Get_Pointer_Size;
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end Get_Pointer_Size;
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---------------------------
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-- Get_Maximum_Alignment --
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---------------------------
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function Get_Maximum_Alignment return Pos is
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function C_Get_Maximum_Alignment return Pos;
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pragma Import (C, C_Get_Maximum_Alignment,
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"get_target_maximum_alignment");
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begin
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return C_Get_Maximum_Alignment;
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end Get_Maximum_Alignment;
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------------------------
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-- Get_Float_Words_BE --
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------------------------
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function Get_Float_Words_BE return Nat is
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function C_Get_Float_Words_BE return Nat;
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pragma Import (C, C_Get_Float_Words_BE,
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"get_target_float_words_be");
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begin
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return C_Get_Float_Words_BE;
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end Get_Float_Words_BE;
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------------------
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-- Get_Words_BE --
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------------------
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function Get_Words_BE return Nat is
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function C_Get_Words_BE return Nat;
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pragma Import (C, C_Get_Words_BE,
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"get_target_words_be");
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begin
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return C_Get_Words_BE;
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end Get_Words_BE;
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------------------
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-- Get_Bytes_BE --
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------------------
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function Get_Bytes_BE return Nat is
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function C_Get_Bytes_BE return Nat;
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pragma Import (C, C_Get_Bytes_BE,
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"get_target_bytes_be");
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begin
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return C_Get_Bytes_BE;
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end Get_Bytes_BE;
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-----------------
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-- Get_Bits_BE --
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-----------------
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function Get_Bits_BE return Nat is
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function C_Get_Bits_BE return Nat;
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pragma Import (C, C_Get_Bits_BE,
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"get_target_bits_be");
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begin
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return C_Get_Bits_BE;
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end Get_Bits_BE;
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---------------------
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-- Get_Short_Enums --
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---------------------
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function Get_Short_Enums return Int is
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flag_short_enums : Int;
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pragma Import (C, flag_short_enums);
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begin
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return flag_short_enums;
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end Get_Short_Enums;
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--------------------------
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-- Get_Strict_Alignment --
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--------------------------
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function Get_Strict_Alignment return Nat is
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function C_Get_Strict_Alignment return Nat;
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pragma Import (C, C_Get_Strict_Alignment,
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"get_target_strict_alignment");
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begin
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return C_Get_Strict_Alignment;
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end Get_Strict_Alignment;
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------------------------------------
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-- Get_System_Allocator_Alignment --
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------------------------------------
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function Get_System_Allocator_Alignment return Nat is
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function C_Get_System_Allocator_Alignment return Nat;
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pragma Import (C, C_Get_System_Allocator_Alignment,
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"get_target_system_allocator_alignment");
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begin
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return C_Get_System_Allocator_Alignment;
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end Get_System_Allocator_Alignment;
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--------------------------------
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-- Get_Double_Float_Alignment --
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--------------------------------
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function Get_Double_Float_Alignment return Nat is
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function C_Get_Double_Float_Alignment return Nat;
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pragma Import (C, C_Get_Double_Float_Alignment,
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"get_target_double_float_alignment");
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begin
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return C_Get_Double_Float_Alignment;
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end Get_Double_Float_Alignment;
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---------------------------------
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-- Get_Double_Scalar_Alignment --
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---------------------------------
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function Get_Double_Scalar_Alignment return Nat is
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function C_Get_Double_Scalar_Alignment return Nat;
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pragma Import (C, C_Get_Double_Scalar_Alignment,
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"get_target_double_scalar_alignment");
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begin
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return C_Get_Double_Scalar_Alignment;
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end Get_Double_Scalar_Alignment;
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------------------------------
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-- Get_Back_End_Config_File --
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------------------------------
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function Get_Back_End_Config_File return String_Ptr is
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begin
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return null;
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end Get_Back_End_Config_File;
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-----------------------------
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-- Get_Max_Unaligned_Field --
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-----------------------------
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function Get_Max_Unaligned_Field return Pos is
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begin
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return 64; -- Can be different on some targets
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end Get_Max_Unaligned_Field;
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-----------------------------
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-- Register_Back_End_Types --
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-----------------------------
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procedure Register_Back_End_Types (Call_Back : Register_Type_Proc) is
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procedure Enumerate_Modes (Call_Back : Register_Type_Proc);
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pragma Import (C, Enumerate_Modes, "enumerate_modes");
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begin
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Enumerate_Modes (Call_Back);
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end Register_Back_End_Types;
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end Get_Targ;
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