| ------------------------------------------------------------------------------ |
| -- -- |
| -- 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; |
