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-- X86 ABI definitions.
-- Copyright (C) 2006 Tristan Gingold
--
-- GHDL is free software; you can redistribute it and/or modify it under
-- the terms of the GNU General Public License as published by the Free
-- Software Foundation; either version 2, or (at your option) any later
-- version.
--
-- GHDL is distributed in the hope that it will be useful, but WITHOUT 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
-- along with GCC; see the file COPYING. If not, write to the Free
-- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-- 02111-1307, USA.
with Ortho_Code.Types; use Ortho_Code.Types;
package Ortho_Code.X86.Abi is
type O_Abi_Subprg is private;
procedure Init;
procedure Finish;
Mode_Align : constant Mode_Align_Array :=
(Mode_U8 | Mode_I8 => 0,
Mode_U16 | Mode_I16 => 1,
Mode_U32 | Mode_I32 | Mode_F32 | Mode_P32 => 2,
Mode_U64 | Mode_I64 => 2,
Mode_F64 => 2,
Mode_Blk | Mode_X1 | Mode_Nil | Mode_P64 => 0,
Mode_B2 => 0);
Mode_Ptr : constant Mode_Type := Mode_P32;
-- Procedures to layout a subprogram declaration.
procedure Start_Subprogram (Subprg : O_Dnode; Abi : out O_Abi_Subprg);
procedure New_Interface (Inter : O_Dnode; Abi : in out O_Abi_Subprg);
procedure Finish_Subprogram (Subprg : O_Dnode; Abi : in out O_Abi_Subprg);
-- Only called for top-level subprograms.
procedure Start_Body (Subprg : O_Dnode);
-- Finish compilation of a body.
procedure Finish_Body (Subprg : Subprogram_Data_Acc);
procedure Expand_Const_Decl (Decl : O_Dnode);
procedure Expand_Var_Decl (Decl : O_Dnode);
procedure Expand_Const_Value (Decl : O_Dnode; Val : O_Cnode);
procedure New_Debug_Filename_Decl (Filename : String);
Last_Link : O_Enode;
procedure Link_Stmt (Stmt : O_Enode);
-- Disp SUBPRG (subprg declaration) as a declaration (name and interfaces).
procedure Disp_Subprg_Decl (Decl : O_Dnode);
procedure Disp_Stmt (Stmt : O_Enode);
--function Image_Insn (Insn : O_Insn) return String;
function Image_Reg (Reg : O_Reg) return String;
-- Link in memory intrinsics symbols.
procedure Link_Intrinsics;
private
type O_Abi_Subprg is record
-- For x86: offset of the next argument.
Offset : Int32 := 0;
end record;
end Ortho_Code.X86.Abi;
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