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Debugger: Extend 'cycles' command to do (partial) timings relative to a user-specified instruction (#787) (PR #789)

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TomCh 2020-05-23 18:40:12 +01:00 • committed by GitHub
parent 13a4043118
commit a8671f7a6a
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6 changed files with 38 additions and 9 deletions
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15
source/Debugger/Debug.cpp
View file

@ -6909,11 +6909,16 @@ Update_t CmdCyclesInfo(int nArgs)
else
{
if (strcmp(g_aArgs[1].sArg, "abs") == 0)
g_videoScannerDisplayInfo.isAbsCycle = true;
g_videoScannerDisplayInfo.cycleMode = VideoScannerDisplayInfo::abs;
else if (strcmp(g_aArgs[1].sArg, "rel") == 0)
g_videoScannerDisplayInfo.isAbsCycle = false;
g_videoScannerDisplayInfo.cycleMode = VideoScannerDisplayInfo::rel;
else if (strcmp(g_aArgs[1].sArg, "part") == 0)
g_videoScannerDisplayInfo.cycleMode = VideoScannerDisplayInfo::part;
else
return Help_Arg_1(CMD_CYCLES_INFO);
if (g_videoScannerDisplayInfo.cycleMode == VideoScannerDisplayInfo::part)
CmdCyclesReset(0);
}
TCHAR sText[CONSOLE_WIDTH];
@ -6923,6 +6928,12 @@ Update_t CmdCyclesInfo(int nArgs)
return UPDATE_ALL;
}
Update_t CmdCyclesReset(int /*nArgs*/)
{
g_videoScannerDisplayInfo.savedCumulativeCycles = g_nCumulativeCycles;
return UPDATE_ALL;
}
// View ___________________________________________________________________________________________
// See: CmdWindowViewOutput (int nArgs)

1
source/Debugger/Debugger_Commands.cpp
View file

@ -123,6 +123,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
{TEXT("PAGEDOWN4K" ) , CmdCursorPageDown4K , CMD_CURSOR_PAGE_DOWN_4K , "Scroll down 4096 bytes" }, // Ctrl
// Cycles info
{TEXT("CYCLES") , CmdCyclesInfo , CMD_CYCLES_INFO, "Cycles display configuration" },
{TEXT("RCC") , CmdCyclesReset , CMD_CYCLES_RESET, "Reset cycles counter" },
// Disassembler Data
{TEXT("Z") , CmdDisasmDataDefByte1 , CMD_DISASM_DATA , "Treat byte [range] as data" },
{TEXT("X") , CmdDisasmDataDefCode , CMD_DISASM_CODE , "Treat byte [range] as code" },

9
source/Debugger/Debugger_Display.cpp
View file

@ -3789,8 +3789,15 @@ void DrawVideoScannerInfo (int line)
PrintText("cycles:", rect);
rect.left += nameWidth * nFontWidth;
UINT cycles = 0;
if (g_videoScannerDisplayInfo.cycleMode == VideoScannerDisplayInfo::abs)
cycles = (UINT)g_nCumulativeCycles;
else if (g_videoScannerDisplayInfo.cycleMode == VideoScannerDisplayInfo::rel)
cycles = g_videoScannerDisplayInfo.cycleDelta;
else // "part"
cycles = (UINT)g_videoScannerDisplayInfo.lastCumulativeCycles - (UINT)g_videoScannerDisplayInfo.savedCumulativeCycles;
char sValue[10];
const UINT cycles = g_videoScannerDisplayInfo.isAbsCycle ? (UINT)g_nCumulativeCycles : g_videoScannerDisplayInfo.cycleDelta;
sprintf_s(sValue, sizeof(sValue), "%08X", cycles);
PrintText(sValue, rect);
}

8
source/Debugger/Debugger_Display.h
View file

@ -102,15 +102,17 @@
class VideoScannerDisplayInfo
{
public:
VideoScannerDisplayInfo(void) : isDecimal(false), isHorzReal(false), isAbsCycle(false),
VideoScannerDisplayInfo(void) : isDecimal(false), isHorzReal(false), cycleMode(rel),
lastCumulativeCycles(0), cycleDelta(0) {}
void Reset(void) { lastCumulativeCycles = g_nCumulativeCycles; cycleDelta = 0; }
void Reset(void) { lastCumulativeCycles = savedCumulativeCycles = g_nCumulativeCycles; cycleDelta = 0; }
bool isDecimal;
bool isHorzReal;
bool isAbsCycle;
enum CYCLE_MODE {abs=0, rel, part};
CYCLE_MODE cycleMode;
unsigned __int64 lastCumulativeCycles;
unsigned __int64 savedCumulativeCycles;
UINT cycleDelta;
};

10
source/Debugger/Debugger_Help.cpp
View file

@ -1408,11 +1408,17 @@ Update_t CmdHelpSpecific (int nArgs)
break;
// Cycles
case CMD_CYCLES_INFO:
ConsoleColorizePrint(sText, " Usage: <abs|rel>");
ConsoleColorizePrint(sText, " Usage: <abs|rel|part>");
ConsoleBufferPush(" Where:");
ConsoleBufferPush(" <abs|rel> changes cycle output to absolute/relative");
ConsoleBufferPush(" abs = absolute number of cycles since power-on");
ConsoleBufferPush(" rel = number of cycles since last step or breakpoint");
ConsoleBufferPush(" part= number of cycles relative to current instruction");
break;
case CMD_CYCLES_RESET:
ConsoleBufferPush(" Use in conjunctioned with 'cycles part' to reset to current instruction");
break;
// Video-Scanner
case CMD_VIDEO_SCANNER_INFO:
ConsoleColorizePrint(sText, " Usage: <dec|hex|real|apple>");
ConsoleBufferPush(" Where:");

4
source/Debugger/Debugger_Types.h
View file

@ -377,6 +377,7 @@
, CMD_CURSOR_PAGE_DOWN_4K // Down to nearest 4K boundary
// Cycles info
, CMD_CYCLES_INFO
, CMD_CYCLES_RESET
// Disassembler Data
, CMD_DISASM_DATA
, CMD_DISASM_CODE
@ -666,7 +667,8 @@
Update_t CmdCursorPageUp4K (int nArgs);
// Cycles info
Update_t CmdCyclesInfo (int nArgs);
Update_t CmdCyclesInfo (int nArgs);
Update_t CmdCyclesReset (int nArgs);
// Disk
Update_t CmdDisk (int nArgs);