freepascal.compiler/compiler/sparc/ncpuinln.pas

{
    $Id$
    Copyright (c) 1998-2002 by Florian Klaempfl

    Generate SPARC inline nodes

    This program 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 of the License, or
    (at your option) any later version.

    This program 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 this program; if not, write to the Free Software
    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

 ****************************************************************************
}
unit ncpuinln;

{$i fpcdefs.inc}

interface

    uses
      node,ninl,ncginl;

    type
      tSparcInlineNode = class(tcgInlineNode)
        function first_abs_real: tnode; override;
        function first_sqr_real: tnode; override;
        function first_sqrt_real: tnode; override;
        procedure second_abs_real; override;
        procedure second_sqr_real; override;
        procedure second_sqrt_real; override;
      private
        procedure load_fpu_location;
      end;


implementation

    uses
      globtype,systems,
      cutils,verbose,globals,fmodule,
      symconst,symdef,
      aasmbase,aasmtai,aasmcpu,
      cginfo,cgbase,pass_1,pass_2,
      cpubase,paramgr,
      nbas,ncon,ncal,ncnv,nld,
      tgobj,ncgutil,cgobj,cg64f32,rgobj,rgcpu;

{*****************************************************************************
                              TSparcInlineNode
*****************************************************************************}

    procedure tSparcInlineNode.load_fpu_location;
      begin
        secondpass(left);
        location_force_fpureg(exprasmlist,left.location,true);
        location_copy(location,left.location);
        if left.location.loc=LOC_CFPUREGISTER then
          location.register:=rg.getregisterfpu(exprasmlist,location.size);
      end;


    function tSparcInlineNode.first_abs_real : tnode;
      begin
        expectloc:=LOC_FPUREGISTER;
        registers32:=left.registers32;
        registersfpu:=max(left.registersfpu,1);
        first_abs_real := nil;
      end;


    function tSparcInlineNode.first_sqr_real : tnode;
      begin
        expectloc:=LOC_FPUREGISTER;
        registers32:=left.registers32;
        registersfpu:=max(left.registersfpu,1);
        first_sqr_real:=nil;
      end;


    function tSparcInlineNode.first_sqrt_real : tnode;
      begin
        expectloc:=LOC_FPUREGISTER;
        registers32:=left.registers32;
        registersfpu:=max(left.registersfpu,1);
        first_sqrt_real := nil;
      end;


    procedure tSparcInlineNode.second_abs_real;
      begin
        load_fpu_location;
        exprasmlist.concat(taicpu.op_reg_reg(A_FABSs,left.location.register,location.register));
      end;


    procedure tSparcInlineNode.second_sqr_real;
      begin
        load_fpu_location;
        exprasmlist.concat(taicpu.op_reg_reg_reg(A_FMULs,left.location.register,left.location.register,location.register));
      end;


    procedure tSparcInlineNode.second_sqrt_real;
      begin
        load_fpu_location;
        exprasmlist.concat(taicpu.op_reg_reg(A_FSQRTs,left.location.register,location.register));
      end;

begin
  cInlineNode:=tSparcInlineNode;
end.
{
  $Log$
  Revision 1.4  2003-06-01 21:38:07  peter
    * getregisterfpu size parameter added
    * op_const_reg size parameter added
    * sparc updates

  Revision 1.3  2003/01/05 21:32:35  mazen
  * fixing several bugs compiling the RTL

  Revision 1.2  2002/12/30 21:17:22  mazen
  - unit cga no more used in sparc compiler.

  Revision 1.1  2002/11/30 20:03:49  mazen
  + ncpuinln node

  Revision 1.3  2002/09/18 09:19:37  jonas
    * fixed LOC_REFERENCE/LOC_CREFERENCE problems

  Revision 1.2  2002/08/19 17:35:42  jonas
    * fixes

  Revision 1.1  2002/08/10 17:15:00  jonas
    + abs, sqr, sqrt implementations
}