Changeset 168
- Timestamp:
- Feb 10, 2011, 4:10:59 PM (14 years ago)
- Location:
- MicroThreading
- Files:
-
- 4 added
- 7 edited
Legend:
- Unmodified
- Added
- Removed
-
MicroThreading/Demo/Demo.lpi
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MicroThreading/Demo/UMainForm.lfm
r166 r168 1 1 object MainForm: TMainForm 2 Left = 2822 Left = 0 3 3 Height = 533 4 Top = 945 Width = 8164 Top = 13 5 Width = 792 6 6 Caption = 'MicroThreading demo' 7 7 ClientHeight = 514 8 ClientWidth = 8168 ClientWidth = 792 9 9 Menu = MainMenu1 10 10 OnCreate = FormCreate … … 16 16 Height = 500 17 17 Top = 8 18 Width = 80218 Width = 778 19 19 ActivePage = TabSheet1 20 20 Anchors = [akTop, akLeft, akRight, akBottom] … … 108 108 Caption = 'Job control' 109 109 ClientHeight = 474 110 ClientWidth = 7 94110 ClientWidth = 770 111 111 object ButtonAddWorkers: TButton 112 112 Left = 10 -
MicroThreading/MicroThreading.lpk
r162 r168 16 16 <Description Value="Micro threading subsystem. "/> 17 17 <License Value="GNU/GPL"/> 18 <Version Minor=" 1"/>19 <Files Count=" 5">18 <Version Minor="2"/> 19 <Files Count="6"> 20 20 <Item1> 21 21 <Filename Value="UMicroThreading.pas"/> … … 39 39 <UnitName Value="UThreadEx"/> 40 40 </Item5> 41 <Item6> 42 <Filename Value="UMicroThreadCallStack.pas"/> 43 <UnitName Value="UMicroThreadCallStack"/> 44 </Item6> 41 45 </Files> 42 46 <Type Value="RunAndDesignTime"/> 43 47 <RequiredPkgs Count="4"> 44 48 <Item1> 45 <PackageName Value=" LCLBase"/>49 <PackageName Value="ExceptionLogger"/> 46 50 </Item1> 47 51 <Item2> -
MicroThreading/MicroThreading.pas
r160 r168 8 8 9 9 uses 10 UMicroThreading, UPlatform, UMicroThreadList, UThreadEx, LazarusPackageIntf; 10 UMicroThreading, UPlatform, UMicroThreadList, UThreadEx, 11 UMicroThreadCallStack, LazarusPackageIntf; 11 12 12 13 implementation -
MicroThreading/UMicroThreadList.lfm
r164 r168 1 1 object MicroThreadListForm: TMicroThreadListForm 2 Left = 4762 Left = 321 3 3 Height = 423 4 Top = 1 114 Top = 108 5 5 Width = 569 6 6 Caption = 'Microthread list' … … 8 8 ClientWidth = 569 9 9 OnClose = FormClose 10 OnCreate = FormCreate 11 OnDestroy = FormDestroy 10 12 OnHide = FormHide 11 13 OnShow = FormShow … … 16 18 Top = 7 17 19 Width = 553 18 ActivePage = TabSheet 120 ActivePage = TabSheet3 19 21 Anchors = [akTop, akLeft, akRight, akBottom] 20 TabIndex = 022 TabIndex = 2 21 23 TabOrder = 0 22 24 object TabSheet1: TTabSheet … … 170 172 end> 171 173 OwnerData = True 174 PopupMenu = PopupMenu1 172 175 ReadOnly = True 173 176 RowSelect = True … … 185 188 top = 85 186 189 end 190 object PopupMenu1: TPopupMenu 191 left = 192 192 top = 136 193 object MenuItemCallStack: TMenuItem 194 Caption = 'Call stack' 195 OnClick = MenuItemCallStackClick 196 end 197 end 187 198 end -
MicroThreading/UMicroThreadList.pas
r164 r168 7 7 uses 8 8 Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, ComCtrls, 9 ExtCtrls, StdCtrls, DateUtils, UPlatform;9 ExtCtrls, StdCtrls, Menus, DateUtils, UPlatform, UMicroThreadCallStack; 10 10 11 11 type … … 21 21 Label8: TLabel; 22 22 Label9: TLabel; 23 MenuItemCallStack: TMenuItem; 24 PopupMenu1: TPopupMenu; 23 25 TimerRedraw: TTimer; 24 26 Label1: TLabel; … … 31 33 TabSheet3: TTabSheet; 32 34 procedure FormClose(Sender: TObject; var CloseAction: TCloseAction); 35 procedure FormCreate(Sender: TObject); 36 procedure FormDestroy(Sender: TObject); 33 37 procedure FormHide(Sender: TObject); 34 38 procedure FormShow(Sender: TObject); 35 39 procedure ListView1Data(Sender: TObject; Item: TListItem); 36 40 procedure ListView2Data(Sender: TObject; Item: TListItem); 41 procedure MenuItemCallStackClick(Sender: TObject); 37 42 procedure TimerRedrawTimer(Sender: TObject); 38 43 private 39 { private declarations }44 CallStackForm: TCallStackForm; 40 45 public 41 46 { public declarations } … … 81 86 with TMicroThread(MainScheduler.MicroThreads[Item.Index]) do begin 82 87 Item.Caption := IntToStr(Id); 88 Item.Data := TMicroThread(MainScheduler.MicroThreads[Item.Index]); 83 89 Item.SubItems.Add(''); 84 90 Item.SubItems.Add(IntToStr(Priority)); … … 124 130 end; 125 131 132 procedure TMicroThreadListForm.MenuItemCallStackClick(Sender: TObject); 133 begin 134 if Assigned(ListView1.Selected) then 135 with TMicroThread(ListView1.Selected.Data) do begin 136 //Suspend; 137 CallStackForm.Show(BasePointer); 138 //Resume; 139 end; 140 end; 141 126 142 procedure TMicroThreadListForm.FormShow(Sender: TObject); 127 143 begin … … 140 156 end; 141 157 158 procedure TMicroThreadListForm.FormCreate(Sender: TObject); 159 begin 160 CallStackForm := TCallStackForm.Create(nil); 161 end; 162 163 procedure TMicroThreadListForm.FormDestroy(Sender: TObject); 164 begin 165 CallStackForm.Free; 166 end; 167 142 168 143 169 end. -
MicroThreading/UMicroThreading.pas
r166 r168 141 141 property Manager: TMicroThreadManager read FManager write SetManager; 142 142 property StackUsed: Integer read GetStackUsed; 143 property BasePointer: Pointer read FBasePointer; 143 144 end; 144 145 … … 391 392 Dec(FCounter); 392 393 if FMicroThreads.Count > 0 then begin 393 // Release one waiting micro thread and lower counter394 // Release one waiting micro thread 394 395 TMicroThread(FMicroThreads[0]).FState := tsWaiting; 395 396 FMicroThreads.Delete(0); … … 435 436 Form := TMicroThreadListForm.Create(Self); 436 437 end; 437 438 439 438 440 439 { TMicroThreadMethod } … … 797 796 begin 798 797 try 798 FScheduler.FMicroThreadsLock.Acquire; 799 799 CriticalSection.Lock.Acquire; 800 800 Inc(CriticalSection.FCounter); … … 805 805 try 806 806 CriticalSection.Lock.Release; 807 FScheduler.FMicroThreadsLock.Release; 807 808 Yield; 808 809 finally 810 FScheduler.FMicroThreadsLock.Acquire; 809 811 CriticalSection.Lock.Acquire; 810 812 end; … … 812 814 finally 813 815 CriticalSection.Lock.Release; 816 FScheduler.FMicroThreadsLock.Release; 814 817 end; 815 818 end; … … 845 848 const StackSize: SizeUInt = DefaultStackSize); 846 849 begin 850 // Setup stack 847 851 FStackSize := StackSize; 848 852 FStack := GetMem(FStackSize); 849 FBasePointer := FStack + FStackSize ;853 FBasePointer := FStack + FStackSize - SizeOf(Pointer); 850 854 FStackPointer := FBasePointer - SizeOf(Pointer); 855 FillChar(FStackPointer^, 2 * SizeOf(Pointer), 0); 856 851 857 FExecutionTime := 0; 852 858 FState := tsWaiting; … … 886 892 887 893 procedure TMicroThread.Suspend; 894 var 895 MT: TMicroThread; 888 896 begin 889 897 FStatePending := tsSuspended; 890 //Yield; 898 MT := GetCurrentMicroThread; 899 if Assigned(MT) then Yield; 891 900 end; 892 901 … … 918 927 begin 919 928 try 920 NewMicroThread := TMicroThreadSimple.Create( False);929 NewMicroThread := TMicroThreadSimple.Create(True); 921 930 NewMicroThread.Method := Method; 922 931 NewMicroThread.FScheduler := Self; 923 932 NewMicroThread.FreeOnTerminate := not WaitForFinish; 933 NewMicroThread.Start; 924 934 if WaitForFinish then begin 925 935 CurrentMT := GetCurrentMicroThread; 926 while not ((NewMicroThread.FState = tsBlocked) and 927 (NewMicroThread.FBlockState = tbsTerminated)) do begin 928 try 929 FMicroThreadsLock.Release; 930 if Assigned(CurrentMT) then CurrentMT.MTSleep(1 * OneMillisecond) 931 else begin 932 Sleep(1); 933 Application.ProcessMessages; 936 try 937 FMicroThreadsLock.Acquire; 938 while not ((NewMicroThread.FState = tsBlocked) and 939 (NewMicroThread.FBlockState = tbsTerminated)) do begin 940 try 941 FMicroThreadsLock.Release; 942 if Assigned(CurrentMT) then CurrentMT.MTSleep(1 * OneMillisecond) 943 else begin 944 Sleep(1); 945 Application.ProcessMessages; 946 end; 947 finally 948 FMicroThreadsLock.Acquire; 934 949 end; 935 finally936 FMicroThreadsLock.Acquire;937 950 end; 951 finally 952 FMicroThreadsLock.Release; 938 953 end; 939 954 end;
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