New Language: Ada

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@45957 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 134 insertions, 0 deletions

diff --git a/gcc/ada/s-maccod.ads b/gcc/ada/s-maccod.ads
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+------------------------------------------------------------------------------
+--                                                                          --
+--                         GNAT COMPILER COMPONENTS                         --
+--                                                                          --
+--                   S Y S T E M . M A C H I N E _ C O D E                  --
+--                                                                          --
+--                                 S p e c                                  --
+--                                                                          --
+--                            $Revision: 1.9 $
+--                                                                          --
+--          Copyright (C) 1992-2000 Free Software Foundation, Inc.          --
+--                                                                          --
+-- GNAT is free software;  you can  redistribute it  and/or modify it under --
+-- terms of the  GNU General Public License as published  by the Free Soft- --
+-- ware  Foundation;  either version 2,  or (at your option) any later ver- --
+-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --
+-- OUT 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  distributed with GNAT;  see file COPYING.  If not, write --
+-- to  the Free Software Foundation,  59 Temple Place - Suite 330,  Boston, --
+-- MA 02111-1307, USA.                                                      --
+--                                                                          --
+-- As a special exception,  if other files  instantiate  generics from this --
+-- unit, or you link  this unit with other files  to produce an executable, --
+-- this  unit  does not  by itself cause  the resulting  executable  to  be --
+-- covered  by the  GNU  General  Public  License.  This exception does not --
+-- however invalidate  any other reasons why  the executable file  might be --
+-- covered by the  GNU Public License.                                      --
+--                                                                          --
+-- GNAT was originally developed  by the GNAT team at  New York University. --
+-- It is now maintained by Ada Core Technologies Inc (http://www.gnat.com). --
+--                                                                          --
+------------------------------------------------------------------------------
+
+--  This package provides machine code support, both for instrinsic machine
+--  operations, and also for machine code statements. See GNAT documentation
+--  for full details.
+
+package System.Machine_Code is
+pragma Pure (Machine_Code);
+
+   type Asm_Input_Operand  is private;
+   type Asm_Output_Operand is private;
+   --  These types are never used directly, they are declared only so that
+   --  the calls to Asm are type correct according to Ada semantic rules.
+
+   No_Input_Operands  : constant Asm_Input_Operand;
+   No_Output_Operands : constant Asm_Output_Operand;
+
+   type Asm_Input_Operand_List  is
+     array (Integer range <>) of Asm_Input_Operand;
+
+   type Asm_Output_Operand_List is
+     array (Integer range <>) of Asm_Output_Operand;
+
+   type Asm_Insn is private;
+   --  This type is not used directly. It is declared only so that the
+   --  aggregates used in code statements are type correct by Ada rules.
+
+   procedure Asm (
+     Template : String;
+     Outputs  : Asm_Output_Operand_List;
+     Inputs   : Asm_Input_Operand_List;
+     Clobber  : String  := "";
+     Volatile : Boolean := False);
+
+   procedure Asm (
+     Template : String;
+     Outputs  : Asm_Output_Operand := No_Output_Operands;
+     Inputs   : Asm_Input_Operand_List;
+     Clobber  : String  := "";
+     Volatile : Boolean := False);
+
+   procedure Asm (
+     Template : String;
+     Outputs  : Asm_Output_Operand_List;
+     Inputs   : Asm_Input_Operand := No_Input_Operands;
+     Clobber  : String  := "";
+     Volatile : Boolean := False);
+
+   procedure Asm (
+     Template : String;
+     Outputs  : Asm_Output_Operand := No_Output_Operands;
+     Inputs   : Asm_Input_Operand  := No_Input_Operands;
+     Clobber  : String  := "";
+     Volatile : Boolean := False);
+
+   function Asm (
+     Template : String;
+     Outputs  : Asm_Output_Operand_List;
+     Inputs   : Asm_Input_Operand_List;
+     Clobber  : String  := "";
+     Volatile : Boolean := False)
+     return     Asm_Insn;
+
+   function Asm (
+     Template : String;
+     Outputs  : Asm_Output_Operand := No_Output_Operands;
+     Inputs   : Asm_Input_Operand_List;
+     Clobber  : String  := "";
+     Volatile : Boolean := False)
+     return     Asm_Insn;
+
+   function Asm (
+     Template : String;
+     Outputs  : Asm_Output_Operand_List;
+     Inputs   : Asm_Input_Operand := No_Input_Operands;
+     Clobber  : String  := "";
+     Volatile : Boolean := False)
+     return     Asm_Insn;
+
+   function Asm (
+     Template : String;
+     Outputs  : Asm_Output_Operand := No_Output_Operands;
+     Inputs   : Asm_Input_Operand  := No_Input_Operands;
+     Clobber  : String  := "";
+     Volatile : Boolean := False)
+     return     Asm_Insn;
+
+   pragma Import (Intrinsic, Asm);
+
+private
+
+   type Asm_Input_Operand  is new Integer;
+   type Asm_Output_Operand is new Integer;
+   type Asm_Insn           is new Integer;
+   --  All three of these types are dummy types, to meet the requirements of
+   --  type consistenty. No values of these types are ever referenced.
+
+   No_Input_Operands  : constant Asm_Input_Operand  := 0;
+   No_Output_Operands : constant Asm_Output_Operand := 0;
+
+end System.Machine_Code;