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Diffstat (limited to 'src/lib/gnat/s-maccod.ads')
| -rw-r--r-- | src/lib/gnat/s-maccod.ads | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/src/lib/gnat/s-maccod.ads b/src/lib/gnat/s-maccod.ads new file mode 100644 index 0000000000..a95e319cb9 --- /dev/null +++ b/src/lib/gnat/s-maccod.ads @@ -0,0 +1,130 @@ +------------------------------------------------------------------------------ +-- -- +-- 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) 1992-2011, 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; + + -- All identifiers in this unit are implementation defined + + pragma Implementation_Defined; + + 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; |