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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 -- -- -- -- Copyright (C) 1992-2009, 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 3, 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. -- -- -- -- As a special exception under Section 7 of GPL version 3, you are granted -- -- additional permissions described in the GCC Runtime Library Exception, -- -- version 3.1, as published by the Free Software Foundation. -- -- -- -- You should have received a copy of the GNU General Public License and -- -- a copy of the GCC Runtime Library Exception along with this program; -- -- see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -- -- <http://www.gnu.org/licenses/>. -- -- -- -- 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 intrinsic machine -- operations, and also for machine code statements. See GNAT documentation -- for full details. package System.Machine_Code is pragma Pure; 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 consistency. 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;
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