fpc/ide/fpregs.pas

{
    This file is part of the Free Pascal Integrated Development Environment
    Copyright (c) 1998-2000 by Pierre Muller

    Register debug routines for the IDE

    See the file COPYING.FPC, included in this distribution,
    for details about the copyright.

    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.

 **********************************************************************}
unit FPRegs;
{$ifdef NODEBUG}
interface
implementation
end.
{$else NODEBUG}
interface
uses
{$ifdef Windows}
  Windows,
{$endif Windows}
  Objects,Dialogs,Drivers,Views,
  FPViews;


  const
    MaxRegs = 128;

  type

{$ifdef TP}
    dword = longint;
{$endif TP}

{$undef cpu_known}

    TIntRegs = record
{$ifndef test_generic_cpu}
{$ifdef cpui386}
{$define cpu_known}
       eax,ebx,ecx,edx,eip,esi,edi,esp,ebp : dword;
       cs,ds,es,ss,fs,gs : word;
       eflags : dword;
{$endif cpui386}
{$ifdef cpum68k}
{$define cpu_known}
       d0,d1,d2,d3,d4,d5,d6,d7 : dword;
       a0,a1,a2,a3,a4,a5,fp,sp : dword;
       ps,pc : dword;
{$endif cpum68k}
{$ifdef cpupowerpc}
{$define cpu_known}
       r : array [0..31] of dword;
       pc,ps,cr,lr,ctr,xer : dword;
{$endif cpupowerpc}
{$ifdef cpusparc}
{$define cpu_known}
       o : array [0..7] of dword;
       i : array [0..7] of dword;
       l : array [0..7] of dword;
       g : array [0..7] of dword;
       y,psr,wim,tbr,pc,npc,fsr,csr : dword;
{$endif cpusparc}
{$endif not test_generic_cpu}
{$ifndef cpu_known}
       reg : array [0..MaxRegs-1] of string;
{$endif not cpu_known}
    end;

    PRegistersView = ^TRegistersView;
    TRegistersView = object(TView)
      NewReg,OldReg : TIntRegs;
      InDraw : boolean;
      GDBCount : longint;
      first : boolean;
      constructor Init(var Bounds: TRect);
      procedure   Draw;virtual;
      destructor  Done; virtual;
    end;

    PRegistersWindow = ^TRegistersWindow;
    TRegistersWindow = Object(TFPDlgWindow)
      RV : PRegistersView;
      Constructor Init;
      constructor Load(var S: TStream);
      procedure   Store(var S: TStream);
      procedure   Update; virtual;
      destructor  Done; virtual;
    end;

    TFPURegs = record
{$ifndef test_generic_cpu}
{$ifdef cpui386}
      st0,st1,st2,st3,st4,st5,st6,st7 :string;
      ftag,fop,fctrl,fstat,fiseg,foseg : word;
      fioff,fooff : cardinal;
{$endif cpui386}
{$ifdef cpum68k}
      fp0,fp1,fp2,fp3,fp4,fp5,fp6,fp7 : string;
      fpcontrol,fpstatus,fpiaddr : dword;
{$endif cpum68k}
{$ifdef cpupowerpc}
       f : array [0..31] of string;
{$endif cpupowerpc}
{$ifdef cpusparc}
       f : array [0..31] of string;
{$endif cpusparc}
{$endif not test_generic_cpu}
{$ifndef cpu_known}
       freg : array [0..MaxRegs-1] of string;
{$endif not cpu_known}
    end;

    PFPUView = ^TFPUView;
    TFPUView = object(TView)
      NewReg,OldReg : TFPURegs;
      InDraw : boolean;
      GDBCount : longint;
{$ifndef cpu_known}
      UseInfoFloat : boolean;
{$endif not cpu_known}
      first : boolean;
      constructor Init(var Bounds: TRect);
      procedure   Draw;virtual;
      destructor  Done; virtual;
    end;

    PFPUWindow = ^TFPUWindow;
    TFPUWindow = Object(TFPDlgWindow)
      RV : PFPUView;
      Constructor Init;
      constructor Load(var S: TStream);
      procedure   Store(var S: TStream);
      procedure   Update; virtual;
      destructor  Done; virtual;
    end;

    tssereg = record
      case byte of
        1 : (bytearray : array[0..15] of byte);
        2 : (wordarray : array[0..7] of word);
        3 : (dwordarray : array[0..3] of dword);
        4 : (qwordarray : array[0..1] of qword);
        5 : (twordfield : array[0..1] of qword);
        6 : (singlearray : array[0..3] of single);
        7 : (doublearray : array[0..1] of double);
    end;

    tmmxreg = record
      case byte of
        1 : (bytearray : array[0..7] of byte);
        2 : (wordarray : array[0..3] of word);
        3 : (dwordarray : array[0..1] of dword);
        4 : (qwordfield : qword);
        6 : (singlearray : array[0..1] of single);
    end;

    TVectorRegs = record
{$ifndef test_generic_cpu}
{$ifdef cpui386}
      xmm : array[0..7] of string;
      mmx : array[0..7] of string;
      mxcsr : string;
{$endif cpui386}
{$ifdef cpupowerpc}
      m : array[0..31] of string;
{$endif cpupowerpc}
{$endif not test_generic_cpu}
{$ifndef cpu_known}
       vreg : array [0..MaxRegs-1] of string;
{$endif not cpu_known}
    end;


    PVectorView = ^TVectorView;
    TVectorView = object(TView)
      NewReg,OldReg : TVectorRegs;
      InDraw : boolean;
      GDBCount : longint;
{$ifndef cpu_known}
      UseInfoVector : boolean;
{$endif not cpu_known}
      first : boolean;
      constructor Init(var Bounds: TRect);
      procedure   Draw;virtual;
      destructor  Done; virtual;
    end;

    PVectorWindow = ^TVectorWindow;
    TVectorWindow = Object(TFPDlgWindow)
      RV : PVectorView;
      Constructor Init;
      constructor Load(var S: TStream);
      procedure   Store(var S: TStream);
      procedure   Update; virtual;
      destructor  Done; virtual;
    end;


  procedure InitRegistersWindow;
  procedure DoneRegistersWindow;
  procedure InitFPUWindow;
  procedure DoneFPUWindow;
  procedure InitVectorWindow;
  procedure DoneVectorWindow;

  procedure RegisterFPRegsViews;


implementation

uses
  Strings,
{$ifndef NODEBUG}
  GDBCon,GDBInt,
{$endif NODEBUG}
  App,Menus,
  WViews,WEditor,
  wutils,
  FPConst,FPVars,
  FPDebug;


Const
  RRegistersWindow: TStreamRec = (
     ObjType: 1711;
     VmtLink: Ofs(TypeOf(TRegistersWindow)^);
     Load:    @TRegistersWindow.Load;
     Store:   @TRegistersWindow.Store
  );

  RRegistersView: TStreamRec = (
     ObjType: 1712;
     VmtLink: Ofs(TypeOf(TRegistersView)^);
     Load:    @TRegistersView.Load;
     Store:   @TRegistersView.Store
  );

  RFPUWindow: TStreamRec = (
     ObjType: 1713;
     VmtLink: Ofs(TypeOf(TFPUWindow)^);
     Load:    @TFPUWindow.Load;
     Store:   @TFPUWindow.Store
  );

  RFPUView: TStreamRec = (
     ObjType: 1714;
     VmtLink: Ofs(TypeOf(TFPUView)^);
     Load:    @TFPUView.Load;
     Store:   @TFPUView.Store
  );

  RVectorView: TStreamRec = (
     ObjType: 1715;
     VmtLink: Ofs(TypeOf(TVectorView)^);
     Load:    @TVectorView.Load;
     Store:   @TVectorView.Store
  );

{$ifdef useresstrings}
resourcestring
{$else}
const
{$endif}
      dialog_registers = 'Register View';
      dialog_fpu = 'FPU View';
      dialog_vector = 'Vector Unit View';

{****************************************************************************
                         TRegistersView
****************************************************************************}

  function GetIntRegs(var rs : TIntRegs) : boolean;

    var
       p,po : pchar;
       p1 : pchar;
       reg,value : string;
       buffer : array[0..255] of char;
       v : dword;
       code : word;
       i : byte;

    begin
       GetIntRegs:=false;
{$ifndef NODEBUG}
       Debugger^.Command('info registers');
       if Debugger^.Error then
         exit
       else
         begin
{$ifndef cpu_known}
            i:=0;
{$endif not cpu_known}
            po:=StrNew(Debugger^.GetOutput);
            p:=po;
            if assigned(p) then
              begin
                 fillchar(rs,sizeof(rs),0);
                 p1:=strscan(p,' ');
                 while assigned(p1) do
                   begin
{$ifndef cpu_known}
                      p1:=strscan(p,#10);
                      if assigned(p1) then
                        begin
                          strlcopy(buffer,p,p1-p);
                          rs.reg[i]:=ExtractTabs(strpas(buffer),8);
                          if i<MaxRegs-1 then
                            inc(i);
                        end;
{$else cpu_known}
                      strlcopy(buffer,p,p1-p);
                      reg:=strpas(buffer);
                      p1:=strscan(p,'$');
                      { some targets use 0x instead of $ }
                      if p1=nil then
                        p:=strpos(p,'0x')
                      else
                        p:=p1;
                      p1:=strscan(p,#9);
                      strlcopy(buffer,p,p1-p);
                      value:=strpas(buffer);

                      { replace the $? }
                      if copy(value,1,2)='0x' then
                        value:='$'+copy(value,3,length(value)-2);
                      val(value,v,code);
{$ifdef cpui386}
                      if reg='eax' then
                        rs.eax:=v
                      else if reg='ebx' then
                        rs.ebx:=v
                      else if reg='ecx' then
                        rs.ecx:=v
                      else if reg='edx' then
                        rs.edx:=v
                      else if reg='eip' then
                        rs.eip:=v
                      else if reg='esi' then
                        rs.esi:=v
                      else if reg='edi' then
                        rs.edi:=v
                      else if reg='esp' then
                        rs.esp:=v
                      else if reg='ebp' then
                        rs.ebp:=v
                      { under Windows flags are on a register named ps !! PM }
                      else if (reg='eflags') or (reg='ps') then
                        rs.eflags:=v
                      else if reg='cs' then
                        rs.cs:=v
                      else if reg='ds' then
                        rs.ds:=v
                      else if reg='es' then
                        rs.es:=v
                      else if reg='fs' then
                        rs.fs:=v
                      else if reg='gs' then
                        rs.gs:=v
                      else if reg='ss' then
                        rs.ss:=v;
{$endif cpui386}
{$ifdef cpum68k}
                      if reg='d0' then
                        rs.d0:=v
                      else if reg='d1' then
                        rs.d1:=v
                      else if reg='d2' then
                        rs.d2:=v
                      else if reg='d3' then
                        rs.d3:=v
                      else if reg='d4' then
                        rs.d4:=v
                      else if reg='d5' then
                        rs.d5:=v
                      else if reg='d6' then
                        rs.d6:=v
                      else if reg='d7' then
                        rs.d7:=v
                      else if reg='a0' then
                        rs.a0:=v
                      else if reg='a1' then
                        rs.a1:=v
                      else if reg='a2' then
                        rs.a2:=v
                      else if reg='a3' then
                        rs.a3:=v
                      else if reg='a4' then
                        rs.a4:=v
                      else if reg='a5' then
                        rs.a5:=v
                      else if reg='fp' then
                        rs.fp:=v
                      else if reg='sp' then
                        rs.sp:=v
                      else if (reg='ps') then
                        rs.ps:=v
                      else if reg='pc' then
                        rs.pc:=v;
{$endif cpum68k}
{$ifdef cpupowerpc}
                      if (reg[1]='r') then
                        begin
                          for i:=0 to 31 do
                            if reg='r'+inttostr(i) then
                              rs.r[i]:=v;
                        end
                      { other regs
                        pc,ps,cr,lr,ctr,xer : dword; }
                      else if (reg='pc') then
                        rs.pc:=v
                      else if (reg='ps') then
                        rs.ps:=v
                      else if (reg='lr') then
                        rs.lr:=v
                      else if (reg='ctr') then
                        rs.ctr:=v
                      else if (reg='xer') then
                        rs.xer:=v;
{$endif cpupowerpc}
{$ifdef cpusparc}
                      if (reg[1]='o') then
                        begin
                          for i:=0 to 7 do
                            if reg='o'+inttostr(i) then
                              rs.o[i]:=v;
                        end
                      else if (reg[1]='i') then
                        begin
                          for i:=0 to 7 do
                            if reg='i'+inttostr(i) then
                              rs.i[i]:=v;
                        end
                      else if (reg[1]='l') then
                        begin
                          for i:=0 to 7 do
                            if reg='l'+inttostr(i) then
                              rs.l[i]:=v;
                        end
                      else if (reg[1]='g') then
                        begin
                          for i:=0 to 7 do
                            if reg='g'+inttostr(i) then
                              rs.g[i]:=v;
                        end

                      else if reg='fp' then
                        rs.i[6]:=v
                      else if reg='y' then
                        rs.y:=v
                      else if reg='psr' then
                        rs.psr:=v
                      else if reg='wim' then
                        rs.wim:=v
                      else if reg='tbs' then
                        rs.tbr:=v
                      else if reg='pc' then
                        rs.pc:=v
                      else if reg='npc' then
                        rs.npc:=v
                      else if reg='fsr' then
                        rs.fsr:=v
                      else if reg='csr' then
                        rs.csr:=v;
{$endif cpusparc}
{$endif not cpu_known}
                      p:=strscan(p1,#10);
                      if assigned(p) then
                        begin
                           p1:=strscan(p,' ');
                           inc(p);
                        end
                      else
                        break;
                   end;
                 { free allocated memory }
                 strdispose(po);
              end
            else
              exit;
         end;
       { do not open a messagebox for such errors }
       Debugger^.got_error:=false;
       GetIntRegs:=true;
{$endif}
    end;

  constructor TRegistersView.Init(var Bounds: TRect);

    begin
       inherited init(Bounds);
       InDraw:=false;
       first:=true;
       FillChar(OldReg,Sizeof(OldReg),#0);
       FillChar(NewReg,Sizeof(NewReg),#0);
       GrowMode:=gfGrowHiX or GfGrowHiY;
       GDBCount:=-1;
    end;

  procedure TRegistersView.Draw;

    var
       rs : tintregs;
       OK : boolean;
       color :byte;
       i : byte;

    procedure SetColor(x,y : longint);
    begin
      if x=y then
        color:=7
      else
        color:=8;
    end;

    procedure SetStrColor(const x,y : string);
    begin
      if x=y then
        color:=7
      else
        color:=8;
    end;

    begin
       inherited draw;
{$ifdef NODEBUG}
       WriteStr(1,0,'<no values available>',7);
{$else NODEBUG}
       If not assigned(Debugger) then
         begin
            WriteStr(1,0,'<no values available>',7);
            exit;
         end;
       if InDraw then exit;
       InDraw:=true;
       if GDBCount<>Debugger^.RunCount then
         begin
           OldReg:=NewReg;
           OK:=GetIntRegs(rs);
           NewReg:=rs;
           { get inital values }
           if first then
             begin
               OldReg:=NewReg;
               first:=false;
             end;
           GDBCount:=Debugger^.RunCount;
         end
       else
         begin
           rs:=NewReg;
           OK:=true;
         end;
       if  OK then
         begin
{$ifdef cpu_known}
{$ifdef cpui386}
            SetColor(rs.eax,OldReg.eax);
            WriteStr(1,0,'EAX '+HexStr(longint(rs.eax),8),color);
            SetColor(rs.ebx,OldReg.ebx);
            WriteStr(1,1,'EBX '+HexStr(longint(rs.ebx),8),color);
            SetColor(rs.ecx,OldReg.ecx);
            WriteStr(1,2,'ECX '+HexStr(longint(rs.ecx),8),color);
            SetColor(rs.edx,OldReg.edx);
            WriteStr(1,3,'EDX '+HexStr(longint(rs.edx),8),color);
            SetColor(rs.eip,OldReg.eip);
            WriteStr(1,4,'EIP '+HexStr(longint(rs.eip),8),color);
            SetColor(rs.esi,OldReg.esi);
            WriteStr(1,5,'ESI '+HexStr(longint(rs.esi),8),color);
            SetColor(rs.edi,OldReg.edi);
            WriteStr(1,6,'EDI '+HexStr(longint(rs.edi),8),color);
            SetColor(rs.esp,OldReg.esp);
            WriteStr(1,7,'ESP '+HexStr(longint(rs.esp),8),color);
            SetColor(rs.ebp,OldReg.ebp);
            WriteStr(1,8,'EBP '+HexStr(longint(rs.ebp),8),color);
            SetColor(rs.cs,OldReg.cs);
            WriteStr(14,0,'CS '+HexStr(rs.cs,4),color);
            SetColor(rs.ds,OldReg.ds);
            WriteStr(14,1,'DS '+HexStr(rs.ds,4),color);
            SetColor(rs.es,OldReg.es);
            WriteStr(14,2,'ES '+HexStr(rs.es,4),color);
            SetColor(rs.fs,OldReg.fs);
            WriteStr(14,3,'FS '+HexStr(rs.fs,4),color);
            SetColor(rs.gs,OldReg.gs);
            WriteStr(14,4,'GS '+HexStr(rs.gs,4),color);
            SetColor(rs.ss,OldReg.ss);
            WriteStr(14,5,'SS '+HexStr(rs.ss,4),color);
            SetColor(rs.eflags and $1,OldReg.eflags and $1);
            WriteStr(22,0,'c='+chr(byte((rs.eflags and $1)<>0)+48),color);
            SetColor(rs.eflags and $20,OldReg.eflags and $20);
            WriteStr(22,1,'z='+chr(byte((rs.eflags and $20)<>0)+48),color);
            SetColor(rs.eflags and $80,OldReg.eflags and $80);
            WriteStr(22,2,'s='+chr(byte((rs.eflags and $80)<>0)+48),color);
            SetColor(rs.eflags and $800,OldReg.eflags and $800);
            WriteStr(22,3,'o='+chr(byte((rs.eflags and $800)<>0)+48),color);
            SetColor(rs.eflags and $4,OldReg.eflags and $4);
            WriteStr(22,4,'p='+chr(byte((rs.eflags and $4)<>0)+48),color);
            SetColor(rs.eflags and $200,OldReg.eflags and $200);
            WriteStr(22,5,'i='+chr(byte((rs.eflags and $200)<>0)+48),color);
            SetColor(rs.eflags and $10,OldReg.eflags and $10);
            WriteStr(22,6,'a='+chr(byte((rs.eflags and $10)<>0)+48),color);
            SetColor(rs.eflags and $400,OldReg.eflags and $400);
            WriteStr(22,7,'d='+chr(byte((rs.eflags and $400)<>0)+48),color);
{$endif cpui386}
{$ifdef cpum68k}
            SetColor(rs.d0,OldReg.d0);
            WriteStr(1,0,'d0 '+HexStr(longint(rs.d0),8),color);
            SetColor(rs.d1,OldReg.d1);
            WriteStr(1,1,'d1 '+HexStr(longint(rs.d1),8),color);
            SetColor(rs.d2,OldReg.d2);
            WriteStr(1,2,'d2 '+HexStr(longint(rs.d2),8),color);
            SetColor(rs.d3,OldReg.d3);
            WriteStr(1,3,'d3 '+HexStr(longint(rs.d3),8),color);
            SetColor(rs.d4,OldReg.d4);
            WriteStr(1,4,'d4 '+HexStr(longint(rs.d4),8),color);
            SetColor(rs.d5,OldReg.d5);
            WriteStr(1,5,'d5 '+HexStr(longint(rs.d5),8),color);
            SetColor(rs.d6,OldReg.d6);
            WriteStr(1,6,'d6 '+HexStr(longint(rs.d6),8),color);
            SetColor(rs.d7,OldReg.d7);
            WriteStr(1,7,'d7 '+HexStr(longint(rs.d7),8),color);
            SetColor(rs.a0,OldReg.a0);
            WriteStr(14,0,'a0 '+HexStr(longint(rs.a0),8),color);
            SetColor(rs.a1,OldReg.a1);
            WriteStr(14,1,'a1 '+HexStr(longint(rs.a1),8),color);
            SetColor(rs.a2,OldReg.a2);
            WriteStr(14,2,'a2 '+HexStr(longint(rs.a2),8),color);
            SetColor(rs.a3,OldReg.a3);
            WriteStr(14,3,'a3 '+HexStr(longint(rs.a3),8),color);
            SetColor(rs.a4,OldReg.a4);
            WriteStr(14,4,'a4 '+HexStr(longint(rs.a4),8),color);
            SetColor(rs.a5,OldReg.a5);
            WriteStr(14,5,'a5 '+HexStr(longint(rs.a5),8),color);
            SetColor(rs.fp,OldReg.fp);
            WriteStr(14,6,'fp '+HexStr(longint(rs.fp),8),color);
            SetColor(rs.sp,OldReg.sp);
            WriteStr(14,7,'sp '+HexStr(longint(rs.sp),8),color);
            SetColor(rs.pc,OldReg.pc);
            WriteStr(1,8,'pc '+HexStr(longint(rs.pc),8),color);
            SetColor(rs.ps and $1,OldReg.ps and $1);
            WriteStr(22,8,' c'+chr(byte((rs.ps and $1)<>0)+48),color);
            SetColor(rs.ps and $2,OldReg.ps and $2);
            WriteStr(19,8,' v'+chr(byte((rs.ps and $2)<>0)+48),color);
            SetColor(rs.ps and $4,OldReg.ps and $4);
            WriteStr(16,8,' z'+chr(byte((rs.ps and $4)<>0)+48),color);
            SetColor(rs.ps and $8,OldReg.ps and $8);
            WriteStr(14,8, 'x'+chr(byte((rs.ps and $8)<>0)+48),color);
{$endif cpum68k}
{$ifdef cpupowerpc}
            for i:=0 to 15 do
              begin
                SetColor(rs.r[i],OldReg.r[i]);
                if i<10 then
                  WriteStr(1,i,'r'+IntToStr(i)+'  '+HexStr(longint(rs.r[i]),8),color)
                else
                  WriteStr(1,i,'r'+IntToStr(i)+' '+HexStr(longint(rs.r[i]),8),color);
              end;
            for i:=16 to 31 do
              begin
                SetColor(rs.r[i],OldReg.r[i]);
                WriteStr(15,i-16,'r'+IntToStr(i)+' '+HexStr(longint(rs.r[i]),8),color);
              end;
            { other regs pc,ps,cr,lr,ctr,xer : dword; }
            SetColor(rs.pc,OldReg.pc);
            WriteStr(1,16,'pc  '+HexStr(longint(rs.pc),8),color);
            SetColor(rs.ps,OldReg.ps);
            WriteStr(15,16,'ps  '+HexStr(longint(rs.ps),8),color);
            SetColor(rs.lr,OldReg.lr);
            WriteStr(1,17,'lr  '+HexStr(longint(rs.lr),8),color);
            SetColor(rs.ctr,OldReg.ctr);
            WriteStr(15,17,'ctr '+HexStr(longint(rs.ctr),8),color);
            SetColor(rs.xer,OldReg.xer);
            WriteStr(15,18,'xer '+HexStr(longint(rs.xer),8),color);
{$endif cpupowerpc}
{$ifdef cpusparc}
            for i:=0 to 7 do
              begin
                SetColor(rs.g[i],OldReg.g[i]);
                WriteStr(1,i,'g'+IntToStr(i)+'  '+HexStr(longint(rs.g[i]),8),color);
                SetColor(rs.l[i],OldReg.l[i]);
                WriteStr(1,i+8,'l'+IntToStr(i)+'  '+HexStr(longint(rs.l[i]),8),color);
              end;
            for i:=0 to 7 do
              begin
                SetColor(rs.i[i],OldReg.i[i]);
                if i=6 then
                  WriteStr(15,i,'fp  '+HexStr(longint(rs.i[i]),8),color)
                else
                  WriteStr(15,i,'i'+IntToStr(i)+'  '+HexStr(longint(rs.i[i]),8),color);
                SetColor(rs.o[i],OldReg.o[i]);
                WriteStr(15,i+8,'o'+IntToStr(i)+'  '+HexStr(longint(rs.o[i]),8),color);
              end;
            SetColor(rs.pc,OldReg.pc);
            WriteStr(1,16,'pc  '+HexStr(longint(rs.pc),8),color);
            SetColor(rs.y,OldReg.y);
            WriteStr(1,17,'y   '+HexStr(longint(rs.y),8),color);
            SetColor(rs.psr,OldReg.psr);
            WriteStr(1,18,'psr '+HexStr(longint(rs.psr),8),color);
            SetColor(rs.csr,OldReg.csr);
            WriteStr(1,19,'csr '+HexStr(longint(rs.csr),8),color);
            SetColor(rs.npc,OldReg.npc);
            WriteStr(15,16,'npc '+HexStr(longint(rs.npc),8),color);
            SetColor(rs.tbr,OldReg.tbr);
            WriteStr(15,17,'tbr '+HexStr(longint(rs.tbr),8),color);
            SetColor(rs.wim,OldReg.wim);
            WriteStr(15,18,'wim '+HexStr(longint(rs.wim),8),color);
            SetColor(rs.fsr,OldReg.fsr);
            WriteStr(15,19,'fsr '+HexStr(longint(rs.fsr),8),color);
{$endif cpusparc}
{$else cpu_known}
            for i:=0 to MaxRegs-1 do
              begin
                SetStrColor(rs.reg[i],OldReg.reg[i]);
                WriteStr(1,i,rs.reg[i],color);
              end;
{$endif cpu_known}
         end
       else
         WriteStr(0,0,'<debugger error>',7);
       InDraw:=false;
{$endif NODEBUG}
    end;

  destructor TRegistersView.Done;

    begin
       inherited done;
    end;

{****************************************************************************
                         TRegistersWindow
****************************************************************************}

  constructor TRegistersWindow.Init;

    var
       R : TRect;

    begin
       Desktop^.GetExtent(R);
{$ifdef cpui386}
       R.A.X:=R.B.X-28;
       R.B.Y:=R.A.Y+11;
{$endif cpui386}
{$ifdef cpum68k}
       R.A.X:=R.B.X-28;
       R.B.Y:=R.A.Y+11;
{$endif cpum68k}
{$ifdef cpupowerpc}
       R.A.X:=R.B.X-28;
       R.B.Y:=R.A.Y+22;
{$endif cpupowerpc}
{$ifdef cpusparc}
       R.A.X:=R.B.X-30;
       R.B.Y:=R.A.Y+22;
{$endif cpusparc}
{$ifndef cpu_known}
       R.A.X:=R.B.X-28;
       R.B.Y:=R.A.Y+22;
{$endif cpu_known}
       inherited Init(R,dialog_registers, wnNoNumber);
       Flags:=wfClose or wfMove;
{$ifndef cpu_known}
       Flags:=Flags or wfgrow;
{$endif cpu_known}
       Palette:=wpCyanWindow;
       HelpCtx:=hcRegistersWindow;
       R.Assign(1,1,Size.X-2,Size.Y-1);
       RV:=new(PRegistersView,init(R));
       Insert(RV);
       If assigned(RegistersWindow) then
         dispose(RegistersWindow,done);
       RegistersWindow:=@Self;
       Update;
    end;

  constructor TRegistersWindow.Load(var S: TStream);

    begin
       inherited load(S);
       GetSubViewPtr(S,RV);
       If assigned(RegistersWindow) then
         dispose(RegistersWindow,done);
       RegistersWindow:=@Self;
    end;

  procedure TRegistersWindow.Store(var S: TStream);

    begin
       inherited Store(s);
       PutSubViewPtr(S,RV);
    end;

  procedure TRegistersWindow.Update;

    begin
       ReDraw;
    end;

  destructor TRegistersWindow.Done;

    begin
       RegistersWindow:=nil;
       inherited done;
    end;

{****************************************************************************
                         TFPUView
****************************************************************************}

  function GetFPURegs(var rs : TFPURegs
{$ifndef cpu_known}
             ; UseInfoFloat : boolean
{$endif not cpu_known}
             ) : boolean;

    var
       p,po : pchar;
       p1 : pchar;
    {$ifndef NODEBUG}
       reg,value : string;
       buffer : array[0..255] of char;
       v : string;
       res : cardinal;
       i : longint;
       err : word;
    {$endif}

    begin
       GetFPURegs:=false;
{$ifndef NODEBUG}
{$ifndef cpu_known}
       if UseInfoFloat then
         begin
           Debugger^.Command('info float');
           if Debugger^.Error then
             begin
               UseInfofloat:=false;
               Debugger^.Command('info all');
             end;
         end
       else
{$endif not cpu_known}
         Debugger^.Command('info all');
       if Debugger^.Error then
         exit
       else
         begin
            po:=StrNew(Debugger^.GetOutput);
            p:=po;
{$ifndef cpu_known}
            i:=0;
{$endif not cpu_known}
            if assigned(p) then
              begin
                 fillchar(rs,sizeof(rs),0);
                 p1:=strscan(p,' ');
                 while assigned(p1) do
                   begin
                      strlcopy(buffer,p,p1-p);
                      reg:=strpas(buffer);
{$ifndef cpu_known}
                      p1:=strscan(p,#10);
                      if assigned(p1) then
                        begin
                          strlcopy(buffer,p,p1-p);
                          rs.freg[i]:=ExtractTabs(strpas(buffer),8);
                          if i<MaxRegs-1 then
                            inc(i);
                        end;
{$else  cpu_known}
                      p:=p1;
                      while p^=' ' do
                        inc(p);
                      if p^='$' then
                        p1:=strscan(p,#9)
                      else
                        p1:=strscan(p,#10);
                      strlcopy(buffer,p,p1-p);
                      v:=strpas(buffer);
                      for i:=1 to length(v) do
                        if v[i]=#9 then
                          v[i]:=' ';
                      val(v,res,err);
{$ifdef cpui386}
                      if reg='st0' then
                        rs.st0:=v
                      else if reg='st1' then
                        rs.st1:=v
                      else if reg='st2' then
                        rs.st2:=v
                      else if reg='st3' then
                        rs.st3:=v
                      else if reg='st4' then
                        rs.st4:=v
                      else if reg='st5' then
                        rs.st5:=v
                      else if reg='st6' then
                        rs.st6:=v
                      else if reg='st7' then
                        rs.st7:=v
                      else if reg='ftag' then
                        rs.ftag:=res
                      else if reg='fctrl' then
                        rs.fctrl:=res
                      else if reg='fstat' then
                        rs.fstat:=res
                      else if reg='fiseg' then
                        rs.fiseg:=res
                      else if reg='fioff' then
                        rs.fioff:=res
                      else if reg='foseg' then
                        rs.foseg:=res
                      else if reg='fooff' then
                        rs.fooff:=res
                      else if reg='fop' then
                        rs.fop:=res;
{$endif cpui386}
{$ifdef cpum68k}
                      if reg='fp0' then
                        rs.fp0:=v
                      else if reg='fp1' then
                        rs.fp1:=v
                      else if reg='fp2' then
                        rs.fp2:=v
                      else if reg='fp3' then
                        rs.fp3:=v
                      else if reg='fp4' then
                        rs.fp4:=v
                      else if reg='fp5' then
                        rs.fp5:=v
                      else if reg='fp6' then
                        rs.fp6:=v
                      else if reg='fp7' then
                        rs.fp7:=v
                      else if reg='fpcontrol' then
                        rs.fpcontrol:=res
                      else if reg='fpstatus' then
                        rs.fpstatus:=res
                      else if reg='fpiaddr' then
                        rs.fpiaddr:=res;
{$endif cpum68k}
{$ifdef cpupowerpc}
                      if reg[1]='f' then
                        for i:=0 to 31 do
                          if reg='f'+inttostr(i) then
                            rs.f[i]:=v;
{$endif cpupowerpc}
{$ifdef cpusparc}
                      if reg[1]='f' then
                        for i:=0 to 31 do
                          if reg='f'+inttostr(i) then
                            rs.f[i]:=v;
{$endif cpusparc}
{$endif cpu_known}
                      p:=strscan(p1,#10);
                      if assigned(p) then
                        begin
                           p1:=strscan(p,' ');
                           inc(p);
                        end
                      else
                        break;
                   end;
                 { free allocated memory }
                 strdispose(po);
              end
            else
              exit;
         end;
       { do not open a messagebox for such errors }
       Debugger^.got_error:=false;
       GetFPURegs:=true;
{$endif}
    end;

  constructor TFPUView.Init(var Bounds: TRect);

    begin
       inherited init(Bounds);
       GrowMode:=gfGrowHiX or GfGrowHiY;
       InDraw:=false;
       first:=true;
       FillChar(OldReg,Sizeof(oldreg),#0);
       FillChar(NewReg,Sizeof(newreg),#0);
       GDBCount:=-1;
{$ifndef cpu_known}
       UseInfoFloat:=true;
{$endif not cpu_known}
    end;

  procedure TFPUView.Draw;

    var
       rs : tfpuregs;
       top : byte;
       color :byte;
       ok : boolean;
       i : byte;
    const
      TypeStr : Array[0..3] of string[6] =
      ('Valid ','Zero  ','Spec  ','Empty ');

    procedure SetColor(Const x,y : string);
    begin
      if x=y then
        color:=7
      else
        color:=8;
    end;

    procedure SetIColor(Const x,y : cardinal);
    begin
      if x=y then
        color:=7
      else
        color:=8;
    end;

    begin
       inherited draw;
{$ifdef NODEBUG}
       WriteStr(1,0,'<no values available>',7);
{$else NODEBUG}
       If not assigned(Debugger) then
         begin
            WriteStr(1,0,'<no values available>',7);
            exit;
         end;
       if InDraw then
         exit;
       InDraw:=true;
       if GDBCount<>Debugger^.RunCount then
         begin
           OldReg:=NewReg;
           OK:=GetFPURegs(rs
{$ifndef cpu_known}
             ,UseInfoFloat
{$endif not cpu_known}
             );
           NewReg:=rs;
           { get inital values }
           if first then
             begin
               OldReg:=NewReg;
               first:=false;
             end;
           GDBCount:=Debugger^.RunCount;
         end
       else
         begin
           rs:=newreg;
           OK:=true;
         end;
       if OK then
         begin
{$ifdef cpu_known}
{$ifdef cpui386}
            top:=(rs.fstat shr 11) and 7;
            SetColor(rs.st0,OldReg.st0);
            WriteStr(1,0,'ST0 '+TypeStr[(rs.ftag shr (2*((0+top) and 7))) and 3]+rs.st0,color);
            SetColor(rs.st1,OldReg.st1);
            WriteStr(1,1,'ST1 '+TypeStr[(rs.ftag shr (2*((1+top) and 7))) and 3]+rs.st1,color);
            SetColor(rs.st2,OldReg.st2);
            WriteStr(1,2,'ST2 '+TypeStr[(rs.ftag shr (2*((2+top) and 7))) and 3]+rs.st2,color);
            SetColor(rs.st3,OldReg.st3);
            WriteStr(1,3,'ST3 '+TypeStr[(rs.ftag shr (2*((3+top) and 7))) and 3]+rs.st3,color);
            SetColor(rs.st4,OldReg.st4);
            WriteStr(1,4,'ST4 '+TypeStr[(rs.ftag shr (2*((4+top) and 7))) and 3]+rs.st4,color);
            SetColor(rs.st5,OldReg.st5);
            WriteStr(1,5,'ST5 '+TypeStr[(rs.ftag shr (2*((5+top) and 7))) and 3]+rs.st5,color);
            SetColor(rs.st6,OldReg.st6);
            WriteStr(1,6,'ST6 '+TypeStr[(rs.ftag shr (2*((6+top) and 7))) and 3]+rs.st6,color);
            SetColor(rs.st7,OldReg.st7);
            WriteStr(1,7,'ST7 '+TypeStr[(rs.ftag shr (2*((7+top) and 7))) and 3]+rs.st7,color);
            SetIColor(rs.ftag,OldReg.ftag);
            WriteStr(1,8,'FTAG   '+hexstr(rs.ftag,4),color);
            SetIColor(rs.fctrl,OldReg.fctrl);
            WriteStr(13,8,'FCTRL  '+hexstr(rs.fctrl,4),color);
            SetIColor(rs.fstat,OldReg.fstat);
            WriteStr(1,9,'FSTAT  '+hexstr(rs.fstat,4),color);
            SetIColor(rs.fop,OldReg.fop);
            WriteStr(13,9,'FOP    '+hexstr(rs.fop,4),color);
            if (rs.fiseg<>OldReg.fiseg) or
               (rs.fioff<>OldReg.fioff) then
              color:=8
            else
              color:=7;
            WriteStr(1,10,'FI    '+hexstr(rs.fiseg,4)+':'+hexstr(rs.fioff,8),color);
            if (rs.foseg<>OldReg.foseg) or
               (rs.fooff<>OldReg.fooff) then
              color:=8
            else
              color:=7;
            WriteStr(1,11,'FO    '+hexstr(rs.foseg,4)+':'+hexstr(rs.fooff,8),color);
{$endif cpui386}
{$ifdef cpum68k}
            SetColor(rs.fp0,OldReg.fp0);
            WriteStr(1,0,'fp0 '+rs.fp0,color);
            SetColor(rs.fp1,OldReg.fp1);
            WriteStr(1,1,'fp1 '+rs.fp1,color);
            SetColor(rs.fp2,OldReg.fp2);
            WriteStr(1,2,'fp2 '+rs.fp2,color);
            SetColor(rs.fp3,OldReg.fp3);
            WriteStr(1,3,'fp3 '+rs.fp3,color);
            SetColor(rs.fp4,OldReg.fp4);
            WriteStr(1,4,'fp4 '+rs.fp4,color);
            SetColor(rs.fp5,OldReg.fp5);
            WriteStr(1,5,'fp5 '+rs.fp5,color);
            SetColor(rs.fp6,OldReg.fp6);
            WriteStr(1,6,'fp6 '+rs.fp6,color);
            SetColor(rs.fp7,OldReg.fp7);
            WriteStr(1,7,'fp7 '+rs.fp7,color);
            SetIColor(rs.fpcontrol,OldReg.fpcontrol);
            WriteStr(1,8,'fpcontrol   '+hexstr(rs.fpcontrol,8),color);
            SetIColor(rs.fpstatus,OldReg.fpstatus);
            WriteStr(1,9,'fpstatus    '+hexstr(rs.fpstatus,8),color);
            SetIColor(rs.fpiaddr,OldReg.fpiaddr);
            WriteStr(1,10,'fpiaddr    '+hexstr(rs.fpiaddr,8),color);
{$endif cpum68k}
{$ifdef cpupowerpc}
            for i:=0 to 31 do
              begin
                SetColor(rs.f[i],OldReg.f[i]);
                if i<10 then
                  WriteStr(1,i,'f'+IntToStr(i)+'  '+rs.f[i],color)
                else
                  WriteStr(1,i,'f'+IntToStr(i)+' '+rs.f[i],color);
              end;
{$endif cpupowerpc}
{$ifdef cpusparc}
            for i:=0 to 31 do
              begin
                SetColor(rs.f[i],OldReg.f[i]);
                if i<10 then
                  WriteStr(1,i,'f'+IntToStr(i)+'  '+rs.f[i],color)
                else
                  WriteStr(1,i,'f'+IntToStr(i)+' '+rs.f[i],color);
              end;
{$endif cpusparc}
{$else not cpu_known}
            for i:=0 to MaxRegs-1 do
              begin
                SetColor(rs.freg[i],OldReg.freg[i]);
                WriteStr(1,i,rs.freg[i],color);
              end;
{$endif cpu_known}
         end
       else
         WriteStr(0,0,'<debugger error>',7);
       InDraw:=false;
{$endif NODEBUG}
    end;

  destructor TFPUView.Done;

    begin
       inherited done;
    end;

{****************************************************************************
                         TFPUWindow
****************************************************************************}

  constructor TFPUWindow.Init;

    var
       R : TRect;

    begin
       Desktop^.GetExtent(R);
{$ifdef cpui386}
       R.A.X:=R.B.X-44;
       R.B.Y:=R.A.Y+14;
{$endif cpui386}
{$ifdef cpum68k}
       R.A.X:=R.B.X-44;
       R.B.Y:=R.A.Y+14;
{$endif cpum68k}
{$ifdef cpupowerpc}
       R.A.X:=R.B.X-44;
       R.B.Y:=R.A.Y+33;
{$endif cpupowerpc}
{$ifdef cpusparc}
       R.A.X:=R.B.X-44;
       R.B.Y:=R.A.Y+33;
{$endif cpusparc}
{$ifndef cpu_known}
       R.A.X:=R.B.X-44;
       R.B.Y:=R.A.Y+33;
{$endif cpu_known}
       inherited Init(R,dialog_fpu, wnNoNumber);
       Flags:=wfClose or wfMove or wfgrow;
       Palette:=wpCyanWindow;
       HelpCtx:=hcFPURegisters;
       R.Assign(1,1,Size.X-2,Size.Y-2);
       RV:=new(PFPUView,init(R));
       Insert(RV);
       If assigned(FPUWindow) then
         dispose(FPUWindow,done);
       FPUWindow:=@Self;
       Update;
    end;

  constructor TFPUWindow.Load(var S: TStream);

    begin
       inherited load(S);
       GetSubViewPtr(S,RV);
       If assigned(FPUWindow) then
         dispose(FPUWindow,done);
       FPUWindow:=@Self;
    end;

  procedure TFPUWindow.Store(var S: TStream);

    begin
       inherited Store(s);
       PutSubViewPtr(S,RV);
    end;

  procedure TFPUWindow.Update;

    begin
       ReDraw;
    end;

  destructor TFPUWindow.Done;

    begin
       FPUWindow:=nil;
       inherited done;
    end;


{****************************************************************************
                         TVectorView
****************************************************************************}

  function GetVectorRegs(var rs : TVectorRegs
{$ifndef cpu_known}
             ; UseInfoVector : boolean
{$endif not cpu_known}
             ) : boolean;

    var
       p,po : pchar;
       p1 : pchar;
    {$ifndef NODEBUG}
       reg,value : string;
       buffer : array[0..255] of char;
       v : string;
       res : cardinal;
       i : longint;
       err : word;
    {$endif}

    begin
       GetVectorRegs:=false;
{$ifndef NODEBUG}
{$ifndef cpu_known}
       if UseInfoVector then
         begin
           Debugger^.Command('info vector');
           if Debugger^.Error then
             begin
               UseInfoVector:=false;
               Debugger^.Command('info all');
             end;
         end
       else
{$endif not cpu_known}
         Debugger^.Command('info vector');
       if Debugger^.Error then
         exit
       else
         begin
            po:=StrNew(Debugger^.GetOutput);
            p:=po;
{$ifndef cpu_known}
            i:=0;
{$endif not cpu_known}
            if assigned(p) then
              begin
                 fillchar(rs,sizeof(rs),0);
                 p1:=strscan(p,' ');
                 while assigned(p1) do
                   begin
                      strlcopy(buffer,p,p1-p);
                      reg:=strpas(buffer);
{$ifndef cpu_known}
                      p1:=strscan(p,#10);
                      if assigned(p1) then
                        begin
                          strlcopy(buffer,p,p1-p);
                          rs.vreg[i]:=ExtractTabs(strpas(buffer),8);
                          if i<MaxRegs-1 then
                            inc(i);
                        end;
{$else  cpu_known}
                      p:=p1;
                      while p^=' ' do
                        inc(p);
                      if p^='$' then
                        p1:=strscan(p,#9)
                      else
                        p1:=strscan(p,#10);
                      strlcopy(buffer,p,p1-p);
                      v:=strpas(buffer);
                      for i:=1 to length(v) do
                        if v[i]=#9 then
                          v[i]:=' ';
                      val(v,res,err);
{$ifdef cpui386}
                      if reg[1]='x' then
                        for i:=0 to 7 do
                          begin
                            if reg='xmm'+inttostr(i) then
                              rs.xmm[i]:=v
                          end
                      else if reg='mxcsr' then
                        rs.mxcsr:=v
                      else if reg[1]='m' then
                        for i:=0 to 7 do
                          begin
                            if reg='mm'+inttostr(i) then
                              rs.mmx[i]:=v;
                          end;
{$endif cpui386}
{$ifdef cpupowerpc}
                      { !!!! fixme }
                      if reg[1]='v' then
                        for i:=0 to 31 do
                          if reg='v'+inttostr(i) then
                            rs.m[i]:=v;
{$endif cpupowerpc}
{$ifdef cpusparc}
{$endif cpusparc}
{$endif cpu_known}
                      p:=strscan(p1,#10);
                      if assigned(p) then
                        begin
                           p1:=strscan(p,' ');
                           inc(p);
                        end
                      else
                        break;
                   end;
                 { free allocated memory }
                 strdispose(po);
              end
            else
              exit;
         end;
       { do not open a messagebox for such errors }
       Debugger^.got_error:=false;
       GetVectorRegs:=true;
{$endif}
    end;

  constructor TVectorView.Init(var Bounds: TRect);

    begin
       inherited init(Bounds);
       GrowMode:=gfGrowHiX or GfGrowHiY;
       InDraw:=false;
       first:=true;
       FillChar(OldReg,Sizeof(oldreg),#0);
       FillChar(NewReg,Sizeof(newreg),#0);
       GDBCount:=-1;
{$ifndef cpu_known}
       UseInfoVector:=true;
{$endif not cpu_known}
    end;

  procedure TVectorView.Draw;

    var
       rs : tVectorregs;
       top : byte;
       color :byte;
       ok : boolean;
       i : byte;
    const
      TypeStr : Array[0..3] of string[6] =
      ('Valid ','Zero  ','Spec  ','Empty ');

    procedure SetColor(Const x,y : string);
    begin
      if x=y then
        color:=7
      else
        color:=8;
    end;

    procedure SetIColor(Const x,y : cardinal);
    begin
      if x=y then
        color:=7
      else
        color:=8;
    end;

    begin
       inherited draw;
{$ifdef NODEBUG}
       WriteStr(1,0,'<no values available>',7);
{$else NODEBUG}
       If not assigned(Debugger) then
         begin
            WriteStr(1,0,'<no values available>',7);
            exit;
         end;
       if InDraw then
         exit;
       InDraw:=true;
       if GDBCount<>Debugger^.RunCount then
         begin
           OldReg:=NewReg;
           OK:=GetVectorRegs(rs
{$ifndef cpu_known}
             ,UseInfoVector
{$endif not cpu_known}
             );
           NewReg:=rs;
           { get inital values }
           if first then
             begin
               OldReg:=NewReg;
               first:=false;
             end;
           GDBCount:=Debugger^.RunCount;
         end
       else
         begin
           rs:=newreg;
           OK:=true;
         end;
       if OK then
         begin
{$ifdef cpu_known}
{$ifdef cpui386}
            for i:=0 to 7 do
              begin
                SetColor(rs.xmm[i],OldReg.xmm[i]);
                WriteStr(1,i,'xmm'+IntToStr(i)+'  '+rs.xmm[i],color);
              end;

            SetColor(rs.mxcsr,OldReg.mxcsr);
            WriteStr(1,8,'mxcsr'+IntToStr(i)+'  '+rs.mxcsr,color);

            for i:=0 to 7 do
              begin
                SetColor(rs.mmx[i],OldReg.mmx[i]);
                WriteStr(1,i+9,'mmx'+IntToStr(i)+'  '+rs.mmx[i],color);
              end;
{$endif cpui386}
{$ifdef cpupowerpc}
            for i:=0 to 31 do
              begin
                SetColor(rs.m[i],OldReg.m[i]);
                if i<10 then
                  WriteStr(1,i,'m'+IntToStr(i)+'  '+rs.m[i],color)
                else
                  WriteStr(1,i,'m'+IntToStr(i)+' '+rs.m[i],color);
              end;
{$endif cpupowerpc}
{$ifdef cpusparc}
            { no mm regs on the sparc }
{$endif cpusparc}
{$else not cpu_known}
            for i:=0 to MaxRegs-1 do
              begin
                SetColor(rs.vreg[i],OldReg.vreg[i]);
                WriteStr(1,i,rs.vreg[i],color);
              end;
{$endif cpu_known}
         end
       else
         WriteStr(0,0,'<debugger error>',7);
       InDraw:=false;
{$endif NODEBUG}
    end;

  destructor TVectorView.Done;

    begin
       inherited done;
    end;

{****************************************************************************
                         TVectorWindow
****************************************************************************}

  constructor TVectorWindow.Init;

    var
       R : TRect;

    begin
       Desktop^.GetExtent(R);
{$ifdef cpui386}
       R.A.X:=R.B.X-60;
       R.B.Y:=R.A.Y+20;
{$endif cpui386}
{$ifdef cpum68k}
       R.A.X:=R.B.X-60;
       R.B.Y:=R.A.Y+14;
{$endif cpum68k}
{$ifdef cpupowerpc}
       R.A.X:=R.B.X-60;
       R.B.Y:=R.A.Y+33;
{$endif cpupowerpc}
{$ifdef cpusparc}
       R.A.X:=R.B.X-60;
       R.B.Y:=R.A.Y+33;
{$endif cpusparc}
{$ifndef cpu_known}
       R.A.X:=R.B.X-60;
       R.B.Y:=R.A.Y+33;
{$endif cpu_known}
       inherited Init(R,dialog_Vector, wnNoNumber);
       Flags:=wfClose or wfMove or wfgrow;
       Palette:=wpCyanWindow;
       HelpCtx:=hcVectorRegisters;
       R.Assign(1,1,Size.X-2,Size.Y-2);
       RV:=new(PVectorView,init(R));
       Insert(RV);
       If assigned(VectorWindow) then
         dispose(VectorWindow,done);
       VectorWindow:=@Self;
       Update;
    end;

  constructor TVectorWindow.Load(var S: TStream);

    begin
       inherited load(S);
       GetSubViewPtr(S,RV);
       If assigned(VectorWindow) then
         dispose(VectorWindow,done);
       VectorWindow:=@Self;
    end;

  procedure TVectorWindow.Store(var S: TStream);

    begin
       inherited Store(s);
       PutSubViewPtr(S,RV);
    end;

  procedure TVectorWindow.Update;

    begin
       ReDraw;
    end;

  destructor TVectorWindow.Done;

    begin
       VectorWindow:=nil;
       inherited done;
    end;


procedure InitRegistersWindow;
begin
  if RegistersWindow=nil then
    begin
      new(RegistersWindow,init);
      DeskTop^.Insert(RegistersWindow);
    end;
end;


procedure DoneRegistersWindow;
begin
  if assigned(RegistersWindow) then
    begin
      DeskTop^.Delete(RegistersWindow);
      RegistersWindow:=nil;
    end;
end;


procedure InitFPUWindow;
begin
  if FPUWindow=nil then
    begin
      new(FPUWindow,init);
      DeskTop^.Insert(FPUWindow);
    end;
end;


procedure DoneFPUWindow;
begin
  if assigned(FPUWindow) then
    begin
      DeskTop^.Delete(FPUWindow);
      FPUWindow:=nil;
    end;
end;


procedure InitVectorWindow;
begin
  if VectorWindow=nil then
    begin
      new(VectorWindow,init);
      DeskTop^.Insert(VectorWindow);
    end;
end;


procedure DoneVectorWindow;
begin
  if assigned(VectorWindow) then
    begin
      DeskTop^.Delete(VectorWindow);
      VectorWindow:=nil;
    end;
end;


procedure RegisterFPRegsViews;
begin
  RegisterType(RRegistersWindow);
  RegisterType(RRegistersView);
  RegisterType(RFPUWindow);
  RegisterType(RFPUView);
  RegisterType(RVectorView);
end;

end.
{$endif NODEBUG}