133 lines
5.5 KiB
Ada
133 lines
5.5 KiB
Ada
------------------------------------------------------------------------------
|
|
-- --
|
|
-- GNAT COMPILER COMPONENTS --
|
|
-- --
|
|
-- S Y S T E M . M A C H I N E _ C O D E --
|
|
-- --
|
|
-- S p e c --
|
|
-- --
|
|
-- 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. --
|
|
-- Extensive contributions were provided by Ada Core Technologies Inc. --
|
|
-- --
|
|
------------------------------------------------------------------------------
|
|
|
|
-- 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;
|