Changeset 149
- Timestamp:
- Jan 26, 2011, 7:12:08 PM (14 years ago)
- Location:
- MicroThreading
- Files:
-
- 1 added
- 7 edited
Legend:
- Unmodified
- Added
- Removed
-
MicroThreading/Demo/Demo.lpi
r148 r149 31 31 </local> 32 32 </RunParams> 33 <RequiredPackages Count=" 3">33 <RequiredPackages Count="2"> 34 34 <Item1> 35 <PackageName Value=" ExceptionLogger"/>35 <PackageName Value="Microthreading"/> 36 36 </Item1> 37 37 <Item2> 38 <PackageName Value=" Microthreading"/>38 <PackageName Value="LCL"/> 39 39 </Item2> 40 <Item3>41 <PackageName Value="LCL"/>42 </Item3>43 40 </RequiredPackages> 44 <Units Count=" 48">41 <Units Count="51"> 45 42 <Unit0> 46 43 <Filename Value="Demo.lpr"/> 47 44 <IsPartOfProject Value="True"/> 48 45 <UnitName Value="Demo"/> 46 <IsVisibleTab Value="True"/> 47 <EditorIndex Value="1"/> 49 48 <WindowIndex Value="0"/> 50 49 <TopLine Value="1"/> 51 <CursorPos X="1" Y="15"/> 52 <UsageCount Value="53"/> 50 <CursorPos X="10" Y="7"/> 51 <UsageCount Value="58"/> 52 <Loaded Value="True"/> 53 53 </Unit0> 54 54 <Unit1> … … 60 60 <EditorIndex Value="0"/> 61 61 <WindowIndex Value="0"/> 62 <TopLine Value=" 70"/>63 <CursorPos X=" 18" Y="80"/>64 <UsageCount Value="5 3"/>62 <TopLine Value="1"/> 63 <CursorPos X="20" Y="226"/> 64 <UsageCount Value="58"/> 65 65 <Loaded Value="True"/> 66 66 <LoadedDesigner Value="True"/> … … 69 69 <Filename Value="../UMicroThreading.pas"/> 70 70 <UnitName Value="UMicroThreading"/> 71 <IsVisibleTab Value="True"/> 72 <EditorIndex Value="4"/> 73 <WindowIndex Value="0"/> 74 <TopLine Value="621"/> 75 <CursorPos X="1" Y="621"/> 76 <UsageCount Value="30"/> 71 <EditorIndex Value="3"/> 72 <WindowIndex Value="0"/> 73 <TopLine Value="352"/> 74 <CursorPos X="1" Y="367"/> 75 <UsageCount Value="32"/> 77 76 <Loaded Value="True"/> 78 77 </Unit2> … … 111 110 <Filename Value="../../ExceptionLogger/UExceptionLogger.pas"/> 112 111 <UnitName Value="UExceptionLogger"/> 113 <WindowIndex Value="0"/> 114 <TopLine Value="8"/> 115 <CursorPos X="1" Y="1"/> 116 <UsageCount Value="8"/> 112 <EditorIndex Value="4"/> 113 <WindowIndex Value="0"/> 114 <TopLine Value="1"/> 115 <CursorPos X="1" Y="8"/> 116 <UsageCount Value="10"/> 117 <Loaded Value="True"/> 117 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Value="../UMicroThreading.pas"/> 621 <Line Value="540"/> 622 </Item6> 605 623 </BreakPoints> 606 624 <Exceptions Count="3"> -
MicroThreading/Demo/Demo.lpr
r148 r149 8 8 {$ENDIF}{$ENDIF} 9 9 Interfaces, // this includes the LCL widgetset 10 Forms, UMainForm, MicroThreading, ExceptionLogger 11 { you can add units after this }; 10 Forms, UMainForm, MicroThreading; 12 11 13 12 {$R *.res} -
MicroThreading/Demo/UMainForm.lfm
r148 r149 1 1 object MainForm: TMainForm 2 Left = 2 633 Height = 5 104 Top = 1 565 Width = 7982 Left = 232 3 Height = 557 4 Top = 116 5 Width = 863 6 6 Caption = 'MicroThreading demo' 7 ClientHeight = 5 108 ClientWidth = 7987 ClientHeight = 557 8 ClientWidth = 863 9 9 OnClose = FormClose 10 10 OnCreate = FormCreate 11 11 OnDestroy = FormDestroy 12 OnShow = FormShow 12 13 LCLVersion = '0.9.31' 13 object ButtonSchedulerStartStop: TButton 14 Left = 9 15 Height = 25 16 Top = 13 17 Width = 103 18 Caption = 'Start scheduler' 19 OnClick = ButtonSchedulerStartStopClick 14 object PageControl1: TPageControl 15 Left = 8 16 Height = 543 17 Top = 8 18 Width = 849 19 ActivePage = TabSheet2 20 Anchors = [akTop, akLeft, akRight, akBottom] 21 TabIndex = 1 20 22 TabOrder = 0 23 object TabSheet1: TTabSheet 24 Caption = 'Job control' 25 ClientHeight = 516 26 ClientWidth = 845 27 object ButtonAddWorkers: TButton 28 Left = 10 29 Height = 25 30 Top = 7 31 Width = 104 32 Caption = 'Add workers' 33 OnClick = ButtonAddWorkersClick 34 TabOrder = 0 35 end 36 object ButtonClearMicroThreads: TButton 37 Left = 10 38 Height = 25 39 Top = 37 40 Width = 140 41 Caption = 'Clear microthreads' 42 OnClick = ButtonClearMicroThreadsClick 43 TabOrder = 1 44 end 45 object Label4: TLabel 46 Left = 120 47 Height = 14 48 Top = 14 49 Width = 104 50 Caption = 'Microthread count:' 51 ParentColor = False 52 end 53 object SpinEdit1: TSpinEdit 54 Left = 224 55 Height = 21 56 Top = 11 57 Width = 74 58 MaxValue = 100000 59 MinValue = 1 60 TabOrder = 2 61 Value = 200 62 end 63 object Memo1: TMemo 64 Left = 382 65 Height = 267 66 Top = 14 67 Width = 294 68 Anchors = [akTop, akLeft, akBottom] 69 ScrollBars = ssAutoBoth 70 TabOrder = 3 71 end 72 end 73 object TabSheet2: TTabSheet 74 Caption = 'Scheduler state' 75 ClientHeight = 516 76 ClientWidth = 845 77 object ListView1: TListView 78 Left = 222 79 Height = 483 80 Top = 24 81 Width = 569 82 Anchors = [akTop, akLeft, akRight, akBottom] 83 Columns = < 84 item 85 Caption = 'Id' 86 Width = 40 87 end 88 item 89 Caption = 'Name' 90 end 91 item 92 Caption = 'Usage' 93 end 94 item 95 Caption = 'Priority' 96 end 97 item 98 Caption = 'State' 99 Width = 60 100 end 101 item 102 Caption = 'Execution time' 103 Width = 70 104 end 105 item 106 Caption = 'Completion' 107 end 108 item 109 Caption = 'Used stack' 110 Width = 178 111 end> 112 OwnerData = True 113 ReadOnly = True 114 RowSelect = True 115 TabOrder = 0 116 ViewStyle = vsReport 117 OnData = ListView1Data 118 end 119 object Label1: TLabel 120 Left = 222 121 Height = 14 122 Top = 7 123 Width = 85 124 Caption = 'Microthread list' 125 ParentColor = False 126 end 127 object GroupBox1: TGroupBox 128 Left = 6 129 Height = 81 130 Top = 143 131 Width = 205 132 Caption = 'State' 133 ClientHeight = 66 134 ClientWidth = 201 135 TabOrder = 1 136 object Label5: TLabel 137 Left = 9 138 Height = 14 139 Top = 4 140 Width = 135 141 Caption = 'Logical processor count:' 142 ParentColor = False 143 end 144 object Label6: TLabel 145 Left = 150 146 Height = 14 147 Top = 4 148 Width = 13 149 Caption = ' ' 150 ParentColor = False 151 end 152 object Label7: TLabel 153 Left = 8 154 Height = 14 155 Top = 20 156 Width = 78 157 Caption = 'Thread count:' 158 ParentColor = False 159 end 160 object Label8: TLabel 161 Left = 9 162 Height = 14 163 Top = 36 164 Width = 107 165 Caption = 'Micro thread count:' 166 ParentColor = False 167 end 168 object Label9: TLabel 169 Left = 150 170 Height = 14 171 Top = 20 172 Width = 13 173 Caption = ' ' 174 ParentColor = False 175 end 176 object Label10: TLabel 177 Left = 151 178 Height = 14 179 Top = 36 180 Width = 13 181 Caption = ' ' 182 ParentColor = False 183 end 184 end 185 object GroupBox2: TGroupBox 186 Left = 6 187 Height = 126 188 Top = 7 189 Width = 206 190 Caption = 'Control' 191 ClientHeight = 111 192 ClientWidth = 202 193 TabOrder = 2 194 object ButtonSchedulerStartStop: TButton 195 Left = 8 196 Height = 25 197 Top = 7 198 Width = 103 199 Caption = 'Start scheduler' 200 OnClick = ButtonSchedulerStartStopClick 201 TabOrder = 0 202 end 203 object Label3: TLabel 204 Left = 8 205 Height = 14 206 Top = 46 207 Width = 78 208 Caption = 'Thread count:' 209 ParentColor = False 210 end 211 object SpinEdit2: TSpinEdit 212 Left = 96 213 Height = 21 214 Top = 39 215 Width = 74 216 OnChange = SpinEdit2Change 217 TabOrder = 1 218 end 219 end 220 end 221 object TabSheet3: TTabSheet 222 Caption = 'Testing' 223 ClientHeight = 516 224 ClientWidth = 845 225 object ButtonShowThreadId: TButton 226 Left = 14 227 Height = 25 228 Top = 47 229 Width = 147 230 Caption = 'Show thread id' 231 OnClick = ButtonShowThreadIdClick 232 TabOrder = 0 233 end 234 object ButtonGetMaxThread: TButton 235 Left = 14 236 Height = 25 237 Top = 79 238 Width = 147 239 Caption = 'Get max TThread count' 240 OnClick = ButtonGetMaxThreadClick 241 TabOrder = 1 242 end 243 object Label2: TLabel 244 Left = 78 245 Height = 14 246 Top = 135 247 Width = 38 248 Caption = 'Label2' 249 ParentColor = False 250 end 251 object Button2: TButton 252 Left = 14 253 Height = 25 254 Top = 15 255 Width = 147 256 Caption = 'Read stack frame info' 257 OnClick = Button2Click 258 TabOrder = 2 259 end 260 end 21 261 end 22 object ListView1: TListView 23 Left = 310 24 Height = 483 25 Top = 24 26 Width = 481 27 Anchors = [akTop, akLeft, akRight, akBottom] 28 Columns = < 29 item 30 Caption = 'Id' 31 Width = 40 32 end 33 item 34 Caption = 'Name' 35 end 36 item 37 Caption = 'Usage' 38 end 39 item 40 Caption = 'Priority' 41 end 42 item 43 Caption = 'State' 44 Width = 60 45 end 46 item 47 Caption = 'Execution time' 48 Width = 70 49 end 50 item 51 Caption = 'Completion' 52 end> 53 OwnerData = True 54 ReadOnly = True 55 RowSelect = True 56 TabOrder = 1 57 ViewStyle = vsReport 58 OnData = ListView1Data 262 object TimerRedraw: TTimer 263 Interval = 100 264 OnTimer = TimerRedrawTimer 265 left = 427 266 top = 115 59 267 end 60 object Label1: TLabel 61 Left = 312 62 Height = 14 63 Top = 8 64 Width = 74 65 Caption = 'Microthread list' 66 ParentColor = False 67 end 68 object Memo1: TMemo 69 Left = 10 70 Height = 267 71 Top = 240 72 Width = 294 73 Anchors = [akTop, akLeft, akBottom] 74 ScrollBars = ssAutoBoth 75 TabOrder = 2 76 end 77 object Button2: TButton 78 Left = 224 79 Height = 25 80 Top = 208 81 Width = 75 82 Caption = 'Button2' 83 OnClick = Button2Click 84 TabOrder = 3 85 end 86 object Label2: TLabel 87 Left = 10 88 Height = 14 89 Top = 192 90 Width = 32 91 Caption = 'Label2' 92 ParentColor = False 93 end 94 object ButtonAddWorkers: TButton 95 Left = 10 96 Height = 25 97 Top = 72 98 Width = 104 99 Caption = 'Add workers' 100 OnClick = ButtonAddWorkersClick 101 TabOrder = 4 102 end 103 object SpinEdit1: TSpinEdit 104 Left = 224 105 Height = 21 106 Top = 76 107 Width = 74 108 MaxValue = 100000 109 MinValue = 1 110 TabOrder = 5 111 Value = 200 112 end 113 object ButtonGetMaxThread: TButton 114 Left = 168 115 Height = 25 116 Top = 160 117 Width = 131 118 Caption = 'Get max TThread count' 119 OnClick = ButtonGetMaxThreadClick 120 TabOrder = 6 121 end 122 object ButtonShowThreadId: TButton 123 Left = 40 124 Height = 25 125 Top = 160 126 Width = 123 127 Caption = 'Show thread id' 128 OnClick = ButtonShowThreadIdClick 129 TabOrder = 7 130 end 131 object SpinEdit2: TSpinEdit 132 Left = 224 133 Height = 21 134 Top = 13 135 Width = 74 136 OnChange = SpinEdit2Change 137 TabOrder = 8 138 Value = 1 139 end 140 object Label3: TLabel 141 Left = 120 142 Height = 14 143 Top = 20 144 Width = 69 145 Caption = 'Thread count:' 146 ParentColor = False 147 end 148 object Label4: TLabel 149 Left = 120 150 Height = 14 151 Top = 79 152 Width = 92 153 Caption = 'Microthread count:' 154 ParentColor = False 155 end 156 object Label5: TLabel 157 Left = 120 158 Height = 14 159 Top = 40 160 Width = 117 161 Caption = 'Logical processor count:' 162 ParentColor = False 163 end 164 object Label6: TLabel 165 Left = 248 166 Height = 14 167 Top = 40 168 Width = 13 169 Caption = ' ' 170 ParentColor = False 171 end 172 object ButtonClearMicroThreads: TButton 173 Left = 10 174 Height = 25 175 Top = 102 176 Width = 104 177 Caption = 'Clear microthreads' 178 OnClick = ButtonClearMicroThreadsClick 179 TabOrder = 9 180 end 181 object Timer1: TTimer 182 Interval = 100 183 OnTimer = Timer1Timer 184 left = 399 185 top = 87 268 object TimerSchedulerStart: TTimer 269 Interval = 10 270 OnTimer = TimerSchedulerStartTimer 271 left = 429 272 top = 163 186 273 end 187 274 end -
MicroThreading/Demo/UMainForm.pas
r148 r149 7 7 uses 8 8 Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, StdCtrls, 9 ComCtrls, ExtCtrls, Spin, UMicroThreading, Coroutine, DateUtils ;9 ComCtrls, ExtCtrls, Spin, UMicroThreading, Coroutine, DateUtils, UPlatform; 10 10 11 11 type … … 14 14 15 15 TMainForm = class(TForm) 16 ButtonSchedulerStartStop: TButton;17 16 Button2: TButton; 18 17 ButtonAddWorkers: TButton; 18 ButtonClearMicroThreads: TButton; 19 19 ButtonGetMaxThread: TButton; 20 ButtonSchedulerStartStop: TButton; 20 21 ButtonShowThreadId: TButton; 21 ButtonClearMicroThreads: TButton; 22 GroupBox1: TGroupBox; 23 GroupBox2: TGroupBox; 22 24 Label1: TLabel; 25 Label10: TLabel; 23 26 Label2: TLabel; 24 27 Label3: TLabel; … … 26 29 Label5: TLabel; 27 30 Label6: TLabel; 31 Label7: TLabel; 32 Label8: TLabel; 33 Label9: TLabel; 28 34 ListView1: TListView; 29 35 Memo1: TMemo; 36 PageControl1: TPageControl; 30 37 SpinEdit1: TSpinEdit; 31 38 SpinEdit2: TSpinEdit; 32 Timer1: TTimer; 39 TabSheet1: TTabSheet; 40 TabSheet2: TTabSheet; 41 TabSheet3: TTabSheet; 42 TimerRedraw: TTimer; 43 TimerSchedulerStart: TTimer; 33 44 procedure ButtonSchedulerStartStopClick(Sender: TObject); 34 45 procedure Button2Click(Sender: TObject); … … 40 51 procedure FormCreate(Sender: TObject); 41 52 procedure FormDestroy(Sender: TObject); 53 procedure FormShow(Sender: TObject); 42 54 procedure ListView1Data(Sender: TObject; Item: TListItem); 43 55 procedure SpinEdit2Change(Sender: TObject); 44 procedure Timer1Timer(Sender: TObject); 56 procedure TimerRedrawTimer(Sender: TObject); 57 procedure TimerSchedulerStartTimer(Sender: TObject); 45 58 private 46 59 procedure Worker(MicroThread: TMicroThread); … … 65 78 DoubleBuffered := True; 66 79 ListView1.DoubleBuffered := True; 67 Label6.Caption := IntToStr( Scheduler.GetCPUCoreCount);80 Label6.Caption := IntToStr(GetLogicalProcessorCount); 68 81 end; 69 82 … … 185 198 end; 186 199 200 procedure TMainForm.FormShow(Sender: TObject); 201 begin 202 end; 203 187 204 procedure TMainForm.ListView1Data(Sender: TObject; Item: TListItem); 188 205 begin … … 198 215 Item.SubItems.Add(FloatToStr(ExecutionTime)); 199 216 Item.SubItems.Add(IntToStr(Trunc(Completion * 100)) + '%'); 217 Item.SubItems.Add(IntToStr(StackUsed)); 200 218 end; 201 219 finally … … 209 227 end; 210 228 211 procedure TMainForm.Timer 1Timer(Sender: TObject);229 procedure TMainForm.TimerRedrawTimer(Sender: TObject); 212 230 begin 213 231 ListView1.Items.Count := Scheduler.MicroThreadCount; 214 232 ListView1.Items[-1]; 215 233 ListView1.Refresh; 216 Label2.Caption := DateTimeToStr(Scheduler.GetNow) + ' ' + 217 FloatToStr(Frac(Scheduler.GetNow / OneSecond)); 234 Label2.Caption := DateTimeToStr(NowPrecise) + ' ' + 235 FloatToStr(Frac(NowPrecise / OneSecond)); 236 Label9.Caption := IntToStr(Scheduler.ThreadPoolCount); 237 Label10.Caption := IntToStr(Scheduler.MicroThreadCount); 238 end; 239 240 procedure TMainForm.TimerSchedulerStartTimer(Sender: TObject); 241 begin 242 TimerSchedulerStart.Enabled := False; 243 ButtonAddWorkers.Click; 244 ButtonSchedulerStartStop.Click; 218 245 end; 219 246 … … 226 253 begin 227 254 with MicroThread do begin 228 Memo1.Lines.Add('Worker ' + IntToStr(Id));255 //Memo1.Lines.Add('Worker ' + IntToStr(Id)); 229 256 for I := 0 to TotalSteps - 1 do begin 230 257 Q := 0; 231 while Q < 10000 00do Inc(Q);258 while Q < 10000 do Inc(Q); 232 259 //Memo1.Lines.Add(IntToStr(Id) + ': ' + IntToStr(I) + ' ' + 233 260 // FloatToStr(ExecutionTime)); -
MicroThreading/MicroThreading.lpk
r142 r149 17 17 <License Value="GNU/GPL"/> 18 18 <Version Minor="1"/> 19 <Files Count=" 2">19 <Files Count="3"> 20 20 <Item1> 21 21 <Filename Value="UMicroThreading.pas"/> … … 26 26 <UnitName Value="Coroutine"/> 27 27 </Item2> 28 <Item3> 29 <Filename Value="UPlatform.pas"/> 30 <UnitName Value="UPlatform"/> 31 </Item3> 28 32 </Files> 29 33 <Type Value="RunAndDesignTime"/> -
MicroThreading/MicroThreading.pas
r140 r149 8 8 9 9 uses 10 UMicroThreading, Coroutine, LazarusPackageIntf;10 UMicroThreading, Coroutine, UPlatform, LazarusPackageIntf; 11 11 12 12 implementation -
MicroThreading/UMicroThreading.pas
r148 r149 1 (* Not implemented yet 2 - Stack limit checking 3 - measurement of cpu usage by micro threads 4 - microthread critical sections (no low level cpu blocking) 5 - wait for single and multiple objects 6 - micro thread priorty 7 *) 8 1 9 unit UMicroThreading; 2 10 … … 7 15 8 16 uses 9 {$IFDEF Windows}Windows,{$ENDIF} 10 {$IFDEF Linux}BaseUnix, UnixUtil, Unix,{$ENDIF} 11 Classes, SysUtils, Contnrs, SyncObjs, DateUtils, Dialogs, Forms; 17 {$IFDEF UNIX}{$IFDEF UseCThreads} 18 cthreads, 19 {$ENDIF}{$ENDIF} 20 Classes, SysUtils, Contnrs, SyncObjs, DateUtils, Dialogs, Forms, UPlatform; 12 21 13 22 const … … 43 52 FManager: TMicroThreadManager; 44 53 FId: Integer; 54 function GetStackUsed: Integer; 45 55 public 46 56 Name: string; … … 69 79 property Scheduler: TMicroThreadScheduler read FScheduler; 70 80 property Manager: TMicroThreadManager read FManager; 81 property StackUsed: Integer read GetStackUsed; 71 82 end; 72 83 … … 80 91 end; 81 92 82 { TMicroThread SchedulerPoolThread }83 84 TMicroThread SchedulerPoolThread = class(TThread)93 { TMicroThreadThread } 94 95 TMicroThreadThread = class(TThread) 85 96 Manager: TMicroThreadManager; 86 97 procedure Execute; override; … … 88 99 const StackSize: SizeUInt = DefaultStackSize); 89 100 destructor Destroy; override; 90 end;91 92 TThreadPool = class(TObjectList)93 101 end; 94 102 … … 123 131 private 124 132 FActive: Boolean; 125 FThreadPool: T ThreadPool;133 FThreadPool: TObjectList; 126 134 FThreadPoolLock: TCriticalSection; 127 135 FThreadPoolSize: Integer; … … 129 137 FLastId: Integer; 130 138 FFrequency: Int64; 131 FTerminate: Boolean;132 139 FTerminated: Boolean; 133 140 FMicroThreads: TObjectList; // TList<TMicroThread> … … 136 143 FState: TMicroThreadSchedulerState; 137 144 function GetMicroThreadCount: Integer; 145 function GetThreadPoolCount: Integer; 138 146 function GetThreadPoolSize: Integer; 139 147 procedure SetActive(const AValue: Boolean); 140 148 procedure SetThreadPoolSize(const AValue: Integer); 141 149 function GetNextMicroThread: TMicroThread; 142 procedure WaitFor;143 150 procedure Start; 144 151 procedure Stop; 145 function ThreadPoolTerminated: Boolean; 152 procedure PoolThreadTerminated(Sender: TObject); 153 procedure UpdateThreadPoolSize; 146 154 public 147 function GetNow: TDateTime;148 155 function Add(MicroThread: TMicroThread): Integer; 149 156 function AddMethod(Method: TMicroThreadEvent): Integer; 150 function GetCPUCoreCount: Integer;151 157 constructor Create; 152 158 destructor Destroy; override; 153 property MicroThreadCount: Integer read GetMicroThreadCount;159 property ThreadPool: TObjectList read FThreadPool; 154 160 property ThreadPoolSize: Integer read GetThreadPoolSize 155 161 write SetThreadPoolSize; 162 property ThreadPoolCount: Integer read GetThreadPoolCount; 156 163 property MicroThreads: TObjectList read FMicroThreads; 157 164 property MicroThreadsLock: TCriticalSection read FMicroThreadsLock; 165 property MicroThreadCount: Integer read GetMicroThreadCount; 158 166 property MainThreadManager: TMicroThreadManager read FMainThreadManager; 159 167 property Active: Boolean read FActive write SetActive; … … 216 224 CurrentTime: TDateTime; 217 225 begin 218 CurrentTime := FScheduler.GetNow;226 CurrentTime := NowPrecise; 219 227 if Assigned(FCurrentMicroThread) then begin 220 228 FCurrentMicroThread.FExecutionEndTime := CurrentTime; … … 268 276 mov edx, [eax].TMicroThread.FStackPointer 269 277 mov esp, edx 270 push ebp 278 push ebp // remember bp on micro thread stack for read back 271 279 mov edx, [eax].TMicroThread.FBasePointer 272 280 mov ebp, edx … … 336 344 end; 337 345 338 { TMicroThread SchedulerPoolThread }339 340 procedure TMicroThread SchedulerPoolThread.Execute;346 { TMicroThreadThread } 347 348 procedure TMicroThreadThread.Execute; 341 349 var 342 350 ExecutedCount: Integer; … … 354 362 end; 355 363 356 constructor TMicroThread SchedulerPoolThread.Create(CreateSuspended: Boolean;364 constructor TMicroThreadThread.Create(CreateSuspended: Boolean; 357 365 const StackSize: SizeUInt); 358 366 begin … … 361 369 end; 362 370 363 destructor TMicroThread SchedulerPoolThread.Destroy;371 destructor TMicroThreadThread.Destroy; 364 372 begin 365 373 Manager.Free; … … 377 385 378 386 { TMicroThread } 387 388 function TMicroThread.GetStackUsed: Integer; 389 begin 390 Result := FStack + FStackSize - FStackPointer; 391 end; 379 392 380 393 procedure TMicroThread.Execute; … … 398 411 procedure TMicroThread.Sleep(Duration: TDateTime); 399 412 begin 400 FWakeUpTime := FScheduler.GetNow+ Duration;413 FWakeUpTime := NowPrecise + Duration; 401 414 FState := tsSleeping; 402 415 Yield; … … 461 474 { TMicroThreadScheduler } 462 475 463 function TMicroThreadScheduler.GetNow: TDateTime;464 var465 {$IFDEF Linux}T: TimeVal;{$ENDIF}466 {$IFDEF Windows}TimerValue: Int64;{$ENDIF}467 begin468 {$IFDEF Windows}469 QueryPerformanceCounter(TimerValue);470 //Result := Int64(TimeStampToMSecs(DateTimeToTimeStamp(Now)) * 1000) // an alternative Win32 timebase471 Result := TimerValue / FFrequency;472 {$ENDIF}473 474 {$IFDEF Linux}475 fpgettimeofday(@t, nil);476 // Build a 64 bit microsecond tick from the seconds and microsecond longints477 Result := t.tv_sec + t.tv_usec / 1000000;478 {$ENDIF}479 480 Result := (Trunc(Now / OneSecond) + Frac(Result)) * OneSecond;481 end;482 483 476 function TMicroThreadScheduler.Add(MicroThread: TMicroThread): Integer; 484 477 begin … … 486 479 MicroThread.FScheduler := Self; 487 480 MicroThread.FId := FLastId; 488 Result := FMicroThreads.Add(MicroThread); 481 try 482 FMicroThreadsLock.Acquire; 483 Result := FMicroThreads.Add(MicroThread); 484 finally 485 FMicroThreadsLock.Release; 486 end; 489 487 end; 490 488 … … 499 497 end; 500 498 501 function TMicroThreadScheduler.GetCPUCoreCount: Integer;502 var503 SystemInfo: _SYSTEM_INFO;504 begin505 GetSystemInfo(SystemInfo);506 Result := SystemInfo.dwNumberOfProcessors;507 end;508 509 499 constructor TMicroThreadScheduler.Create; 510 500 begin … … 512 502 FMicroThreadsLock := TCriticalSection.Create; 513 503 FMicroThreads := TObjectList.Create; 514 FThreadPool := T ThreadPool.Create;504 FThreadPool := TObjectList.Create; 515 505 FThreadPoolLock := TCriticalSection.Create; 516 {$IFDEF Windows}517 QueryPerformanceFrequency(FFrequency);518 {$ENDIF}519 506 FRoundRobinIndex := -1; 520 507 FMainThreadManager := TMicroThreadManager.Create; … … 538 525 begin 539 526 FTerminated := False; 540 FTerminate := False; 541 for I := 0 to FThreadPool.Count - 1 do 542 TMicroThreadSchedulerPoolThread(FThreadPool[I]).Start; 527 UpdateThreadPoolSize; 528 FState := ssRunning; 543 529 repeat 544 530 Executed := FMainThreadManager.Execute(10); 545 531 Application.ProcessMessages; 546 532 if Executed = 0 then Sleep(1); 547 until F Terminate;533 until FState <> ssRunning; 548 534 FTerminated := True; 549 535 end; … … 553 539 I: Integer; 554 540 begin 541 FState := ssTerminating; 555 542 try 556 543 FThreadPoolLock.Acquire; 557 544 for I := 0 to FThreadPool.Count - 1 do begin 558 TMicroThread SchedulerPoolThread(FThreadPool[I]).Terminate;545 TMicroThreadThread(FThreadPool[I]).Terminate; 559 546 end; 560 547 finally 561 548 FThreadPoolLock.Release; 562 549 end; 563 FTerminate := True;564 550 565 551 // Wait for all thread managers to finish … … 568 554 Sleep(1); 569 555 until FTerminated and (ThreadPoolSize = 0); 570 end; 571 572 function TMicroThreadScheduler.ThreadPoolTerminated: Boolean; 573 var 574 I: Integer; 556 FState := ssStopped; 557 end; 558 559 procedure TMicroThreadScheduler.PoolThreadTerminated(Sender: TObject); 575 560 begin 576 561 try 577 562 FThreadPoolLock.Acquire; 578 I := 0; 579 while (I < FThreadPool.Count) and 580 (TMicroThreadSchedulerPoolThread(FThreadPool[I]).Terminated do 563 FThreadPool.Delete(FThreadPool.IndexOf(Sender)); 581 564 finally 582 565 FThreadPoolLock.Release; … … 584 567 end; 585 568 569 procedure TMicroThreadScheduler.UpdateThreadPoolSize; 570 var 571 NewThread: TMicroThreadThread; 572 begin 573 try 574 FThreadPoolLock.Acquire; 575 if FThreadPoolSize > FThreadPool.Count then begin 576 FThreadPool.Capacity := FThreadPoolSize; 577 while FThreadPool.Count < FThreadPoolSize do begin 578 NewThread := TMicroThreadThread.Create(True); 579 NewThread.Manager.FScheduler := Self; 580 NewThread.OnTerminate := PoolThreadTerminated; 581 ThreadPool.Add(NewThread); 582 NewThread.Resume; 583 end; 584 end else 585 ThreadPool.Count := FThreadPoolSize; 586 finally 587 FThreadPoolLock.Release; 588 end; 589 end; 590 586 591 function TMicroThreadScheduler.GetNextMicroThread: TMicroThread; 587 592 var … … 589 594 CurrentTime: TDateTime; 590 595 begin 591 CurrentTime := GetNow;596 CurrentTime := NowPrecise; 592 597 Result := nil; 593 598 try … … 629 634 end; 630 635 636 function TMicroThreadScheduler.GetThreadPoolCount: Integer; 637 begin 638 try 639 FThreadPoolLock.Acquire; 640 Result := FThreadPool.Count; 641 finally 642 FThreadPoolLock.Release; 643 end; 644 end; 645 631 646 function TMicroThreadScheduler.GetThreadPoolSize: Integer; 632 647 begin … … 645 660 var 646 661 I: Integer; 647 NewThread: TMicroThread SchedulerPoolThread;662 NewThread: TMicroThreadThread; 648 663 begin 649 664 FThreadPoolSize := AValue; 650 665 if FState = ssRunning then 651 SetThreadPoolCount666 UpdateThreadPoolSize; 652 667 end; 653 668
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