freepascal.compiler/compiler/m68k/n68kinl.pas

{
    Copyright (c) 2015 by the Free Pascal Development team

    Generates Motorola 68k 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 n68kinl;

{$i fpcdefs.inc}

interface

    uses
      node,ninl,ncginl;

    type
      t68kinlinenode = class(tcgInlineNode)
        {function first_abs_real: tnode; override;}
        function first_sqr_real: tnode; override;
        {function first_sqrt_real: tnode; override;
        function first_arctan_real: tnode; override;
        function first_ln_real: tnode; override;
        function first_cos_real: tnode; override;
        function first_sin_real: tnode; override;}

        {procedure second_abs_real; override;}
        procedure second_sqr_real; override;
        {procedure second_sqrt_real; override;
        procedure second_arctan_real; override;
        procedure second_ln_real; override;
        procedure second_cos_real; override;
        procedure second_sin_real; override;
        procedure second_prefetch; override;
        procedure second_abs_long; override;}
      end;


implementation

    uses
      globtype,verbose,globals,cutils,
      cpuinfo,defutil,symdef,aasmdata,aasmcpu,aasmtai,
      cgbase,cgutils,pass_1,pass_2,
      cpubase,ncgutil,cgobj,cgcpu, hlcgobj;

{*****************************************************************************
                              t68kinlinenode
*****************************************************************************}

    function t68kinlinenode.first_sqr_real : tnode;
      begin
        if (cs_fp_emulation in current_settings.moduleswitches) then
          result:=inherited first_sqr_real
        else
          begin
            case current_settings.fputype of
              fpu_68881:
                expectloc:=LOC_FPUREGISTER;
              else
                internalerror(2015022201);
            end;
            first_sqr_real:=nil;
          end;
      end;

    procedure t68kinlinenode.second_sqr_real;
      begin
        secondpass(left);
        case current_settings.fputype of
          fpu_68881:
            begin
              //current_asmdata.CurrAsmList.concat(tai_comment.create(strpnew('second_sqr_real called!')));
              hlcg.location_force_fpureg(current_asmdata.CurrAsmList,left.location,left.resultdef,true);
              location_copy(location,left.location);
              if left.location.loc=LOC_CFPUREGISTER then
                begin
                  //current_asmdata.CurrAsmList.concat(tai_comment.create(strpnew('second_sr_real called!:  left was fpuregister!')));
                  location.register:=cg.getfpuregister(current_asmdata.CurrAsmList,location.size);
                  location.loc := LOC_FPUREGISTER;
                  cg.a_loadfpu_reg_reg(current_asmdata.CurrAsmlist,OS_NO,OS_NO,left.location.register,location.register);
                end;
              current_asmdata.CurrAsmList.concat(taicpu.op_reg_reg(A_FMUL,S_FX,left.location.register,location.register));
            end;
        else
          internalerror(2015022202);
        end;
      end;


begin
  cinlinenode:=t68kinlinenode;
end.