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authorDavid Taylor <taylor@redhat.com>1998-12-31 17:46:28 +0000
committerDavid Taylor <taylor@redhat.com>1998-12-31 17:46:28 +0000
commit03b93bdc8296691bf77eaeed5a2f459c1e8eb61d (patch)
treec4f30ed2e488874fa8746e17d9b0aa5e4d4be53f /gdb/tui/tuiRegs.c
parent9f0dcc0f37747b7029ad807515d8dcaa0ce998e4 (diff)
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HP tui support files for gdb.
Diffstat (limited to 'gdb/tui/tuiRegs.c')
-rw-r--r--gdb/tui/tuiRegs.c1210
1 files changed, 1210 insertions, 0 deletions
diff --git a/gdb/tui/tuiRegs.c b/gdb/tui/tuiRegs.c
new file mode 100644
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+++ b/gdb/tui/tuiRegs.c
@@ -0,0 +1,1210 @@
+
+/*
+** tuiRegs.c
+** This module contains functions to support display of registers
+** in the data window.
+*/
+
+
+#include "defs.h"
+#include "tui.h"
+#include "tuiData.h"
+#include "symtab.h"
+#include "gdbtypes.h"
+#include "gdbcmd.h"
+#include "frame.h"
+#include "inferior.h"
+#include "target.h"
+#include "tuiLayout.h"
+#include "tuiWin.h"
+
+
+/*****************************************
+** LOCAL DEFINITIONS **
+******************************************/
+#define DOUBLE_FLOAT_LABEL_WIDTH 6
+#define DOUBLE_FLOAT_LABEL_FMT "%6.6s: "
+#define DOUBLE_FLOAT_VALUE_WIDTH 30 /*min of 16 but may be in sci notation */
+
+#define SINGLE_FLOAT_LABEL_WIDTH 6
+#define SINGLE_FLOAT_LABEL_FMT "%6.6s: "
+#define SINGLE_FLOAT_VALUE_WIDTH 25 /* min of 8 but may be in sci notation */
+
+#define SINGLE_LABEL_WIDTH 10
+#define SINGLE_LABEL_FMT "%10.10s: "
+#define SINGLE_VALUE_WIDTH 14/* minimum of 8 but may be in sci notation */
+
+/* In the code HP gave Cygnus, this was actually a function call to a
+ PA-specific function, which was supposed to determine whether the
+ target was a 64-bit or 32-bit processor. However, the 64-bit
+ support wasn't complete, so we didn't merge that in, so we leave
+ this here as a stub. */
+#define IS_64BIT 0
+
+/*****************************************
+** STATIC DATA **
+******************************************/
+
+
+/*****************************************
+** STATIC LOCAL FUNCTIONS FORWARD DECLS **
+******************************************/
+static TuiStatus _tuiSetRegsContent
+ PARAMS ((int, int, struct frame_info *,
+ TuiRegisterDisplayType, int));
+static char *_tuiRegisterName PARAMS ((int));
+static TuiStatus _tuiGetRegisterRawValue
+ PARAMS ((int, char *, struct frame_info *));
+static void _tuiSetRegisterElement
+ PARAMS ((int, struct frame_info *,
+ TuiDataElementPtr, int));
+static void _tuiDisplayRegister
+ PARAMS ((int, TuiGenWinInfoPtr, enum precision_type));
+static void _tuiRegisterFormat
+ PARAMS ((char *, int, int, TuiDataElementPtr,
+ enum precision_type));
+static TuiStatus _tuiSetGeneralRegsContent PARAMS ((int));
+static TuiStatus _tuiSetSpecialRegsContent PARAMS ((int));
+static TuiStatus _tuiSetGeneralAndSpecialRegsContent PARAMS ((int));
+static TuiStatus _tuiSetFloatRegsContent PARAMS ((TuiRegisterDisplayType, int));
+static int _tuiRegValueHasChanged
+ PARAMS ((TuiDataElementPtr, struct frame_info *,
+ char *));
+static void _tuiShowFloat_command PARAMS ((char *, int));
+static void _tuiShowGeneral_command PARAMS ((char *, int));
+static void _tuiShowSpecial_command PARAMS ((char *, int));
+static void _tui_vShowRegisters_commandSupport PARAMS ((va_list));
+static void _tuiToggleFloatRegs_command PARAMS ((char *, int));
+static void _tuiScrollRegsForward_command PARAMS ((char *, int));
+static void _tuiScrollRegsBackward_command PARAMS ((char *, int));
+static void _tui_vShowRegisters_commandSupport PARAMS ((va_list));
+
+
+
+/*****************************************
+** PUBLIC FUNCTIONS **
+******************************************/
+
+/*
+** tuiLastRegsLineNo()
+** Answer the number of the last line in the regs display.
+** If there are no registers (-1) is returned.
+*/
+int
+#ifdef __STDC__
+tuiLastRegsLineNo (void)
+#else
+tuiLastRegsLineNo ()
+#endif
+{
+ register int numLines = (-1);
+
+ if (dataWin->detail.dataDisplayInfo.regsContentCount > 0)
+ {
+ numLines = (dataWin->detail.dataDisplayInfo.regsContentCount /
+ dataWin->detail.dataDisplayInfo.regsColumnCount);
+ if (dataWin->detail.dataDisplayInfo.regsContentCount %
+ dataWin->detail.dataDisplayInfo.regsColumnCount)
+ numLines++;
+ }
+ return numLines;
+} /* tuiLastRegsLineNo */
+
+
+/*
+** tuiLineFromRegElementNo()
+** Answer the line number that the register element at elementNo is
+** on. If elementNo is greater than the number of register elements
+** there are, -1 is returned.
+*/
+int
+#ifdef __STDC__
+tuiLineFromRegElementNo (
+ int elementNo)
+#else
+tuiLineFromRegElementNo (elementNo)
+ int elementNo;
+#endif
+{
+ if (elementNo < dataWin->detail.dataDisplayInfo.regsContentCount)
+ {
+ int i, line = (-1);
+
+ i = 1;
+ while (line == (-1))
+ {
+ if (elementNo <
+ (dataWin->detail.dataDisplayInfo.regsColumnCount * i))
+ line = i - 1;
+ else
+ i++;
+ }
+
+ return line;
+ }
+ else
+ return (-1);
+} /* tuiLineFromRegElementNo */
+
+
+/*
+** tuiFirstRegElementNoInLine()
+** Answer the index of the first element in lineNo. If lineNo is
+** past the register area (-1) is returned.
+*/
+int
+#ifdef __STDC__
+tuiFirstRegElementNoInLine (
+ int lineNo)
+#else
+tuiFirstRegElementNoInLine (lineNo)
+ int lineNo;
+#endif
+{
+ if ((lineNo * dataWin->detail.dataDisplayInfo.regsColumnCount)
+ <= dataWin->detail.dataDisplayInfo.regsContentCount)
+ return ((lineNo + 1) *
+ dataWin->detail.dataDisplayInfo.regsColumnCount) -
+ dataWin->detail.dataDisplayInfo.regsColumnCount;
+ else
+ return (-1);
+} /* tuiFirstRegElementNoInLine */
+
+
+/*
+** tuiLastRegElementNoInLine()
+** Answer the index of the last element in lineNo. If lineNo is past
+** the register area (-1) is returned.
+*/
+int
+#ifdef __STDC__
+tuiLastRegElementNoInLine (
+ int lineNo)
+#else
+tuiLastRegElementNoInLine (lineNo)
+ int lineNo;
+#endif
+{
+ if ((lineNo * dataWin->detail.dataDisplayInfo.regsColumnCount) <=
+ dataWin->detail.dataDisplayInfo.regsContentCount)
+ return ((lineNo + 1) *
+ dataWin->detail.dataDisplayInfo.regsColumnCount) - 1;
+ else
+ return (-1);
+} /* tuiLastRegElementNoInLine */
+
+
+/*
+** tuiCalculateRegsColumnCount
+** Calculate the number of columns that should be used to display
+** the registers.
+*/
+int
+#ifdef __STDC__
+tuiCalculateRegsColumnCount (
+ TuiRegisterDisplayType dpyType)
+#else
+tuiCalculateRegsColumnCount (dpyType)
+ TuiRegisterDisplayType dpyType;
+#endif
+{
+ int colCount, colWidth;
+
+ if (IS_64BIT || dpyType == TUI_DFLOAT_REGS)
+ colWidth = DOUBLE_FLOAT_VALUE_WIDTH + DOUBLE_FLOAT_LABEL_WIDTH;
+ else
+ {
+ if (dpyType == TUI_SFLOAT_REGS)
+ colWidth = SINGLE_FLOAT_VALUE_WIDTH + SINGLE_FLOAT_LABEL_WIDTH;
+ else
+ colWidth = SINGLE_VALUE_WIDTH + SINGLE_LABEL_WIDTH;
+ }
+ colCount = (dataWin->generic.width - 2) / colWidth;
+
+ return colCount;
+} /* tuiCalulateRegsColumnCount */
+
+
+/*
+** tuiShowRegisters().
+** Show the registers int the data window as indicated by dpyType.
+** If there is any other registers being displayed, then they are
+** cleared. What registers are displayed is dependent upon dpyType.
+*/
+void
+#ifdef __STDC__
+tuiShowRegisters (
+ TuiRegisterDisplayType dpyType)
+#else
+tuiShowRegisters (dpyType)
+ TuiRegisterDisplayType dpyType;
+#endif
+{
+ TuiStatus ret = TUI_FAILURE;
+ int refreshValuesOnly = FALSE;
+
+ /* Say that registers should be displayed, even if there is a problem */
+ dataWin->detail.dataDisplayInfo.displayRegs = TRUE;
+
+ if (target_has_registers)
+ {
+ refreshValuesOnly =
+ (dpyType == dataWin->detail.dataDisplayInfo.regsDisplayType);
+ switch (dpyType)
+ {
+ case TUI_GENERAL_REGS:
+ ret = _tuiSetGeneralRegsContent (refreshValuesOnly);
+ break;
+ case TUI_SFLOAT_REGS:
+ case TUI_DFLOAT_REGS:
+ ret = _tuiSetFloatRegsContent (dpyType, refreshValuesOnly);
+ break;
+
+/* could ifdef out */
+
+ case TUI_SPECIAL_REGS:
+ ret = _tuiSetSpecialRegsContent (refreshValuesOnly);
+ break;
+ case TUI_GENERAL_AND_SPECIAL_REGS:
+ ret = _tuiSetGeneralAndSpecialRegsContent (refreshValuesOnly);
+ break;
+
+/* end of potential if def */
+
+ default:
+ break;
+ }
+ }
+ if (ret == TUI_FAILURE)
+ {
+ dataWin->detail.dataDisplayInfo.regsDisplayType = TUI_UNDEFINED_REGS;
+ tuiEraseDataContent (NO_REGS_STRING);
+ }
+ else
+ {
+ int i;
+
+ /* Clear all notation of changed values */
+ for (i = 0; (i < dataWin->detail.dataDisplayInfo.regsContentCount); i++)
+ {
+ TuiGenWinInfoPtr dataItemWin;
+
+ dataItemWin = &dataWin->detail.dataDisplayInfo.
+ regsContent[i]->whichElement.dataWindow;
+ (&((TuiWinElementPtr)
+ dataItemWin->content[0])->whichElement.data)->highlight = FALSE;
+ }
+ dataWin->detail.dataDisplayInfo.regsDisplayType = dpyType;
+ tuiDisplayAllData ();
+ }
+ (tuiLayoutDef ())->regsDisplayType = dpyType;
+
+ return;
+} /* tuiShowRegisters */
+
+
+/*
+** tuiDisplayRegistersFrom().
+** Function to display the registers in the content from
+** 'startElementNo' until the end of the register content or the
+** end of the display height. No checking for displaying past
+** the end of the registers is done here.
+*/
+void
+#ifdef __STDC__
+tuiDisplayRegistersFrom (
+ int startElementNo)
+#else
+tuiDisplayRegistersFrom (startElementNo)
+ int startElementNo;
+#endif
+{
+ if (dataWin->detail.dataDisplayInfo.regsContent != (TuiWinContent) NULL &&
+ dataWin->detail.dataDisplayInfo.regsContentCount > 0)
+ {
+ register int i = startElementNo;
+ int j, valueCharsWide, charsWide, itemWinWidth, curY, labelWidth;
+ enum precision_type precision;
+
+ precision = (dataWin->detail.dataDisplayInfo.regsDisplayType
+ == TUI_DFLOAT_REGS) ?
+ double_precision : unspecified_precision;
+ if (IS_64BIT ||
+ dataWin->detail.dataDisplayInfo.regsDisplayType == TUI_DFLOAT_REGS)
+ {
+ valueCharsWide = DOUBLE_FLOAT_VALUE_WIDTH;
+ labelWidth = DOUBLE_FLOAT_LABEL_WIDTH;
+ }
+ else
+ {
+ if (dataWin->detail.dataDisplayInfo.regsDisplayType ==
+ TUI_SFLOAT_REGS)
+ {
+ valueCharsWide = SINGLE_FLOAT_VALUE_WIDTH;
+ labelWidth = SINGLE_FLOAT_LABEL_WIDTH;
+ }
+ else
+ {
+ valueCharsWide = SINGLE_VALUE_WIDTH;
+ labelWidth = SINGLE_LABEL_WIDTH;
+ }
+ }
+ itemWinWidth = valueCharsWide + labelWidth;
+ /*
+ ** Now create each data "sub" window, and write the display into it.
+ */
+ curY = 1;
+ while (i < dataWin->detail.dataDisplayInfo.regsContentCount &&
+ curY <= dataWin->generic.viewportHeight)
+ {
+ for (j = 0;
+ (j < dataWin->detail.dataDisplayInfo.regsColumnCount &&
+ i < dataWin->detail.dataDisplayInfo.regsContentCount); j++)
+ {
+ TuiGenWinInfoPtr dataItemWin;
+ TuiDataElementPtr dataElementPtr;
+
+ /* create the window if necessary*/
+ dataItemWin = &dataWin->detail.dataDisplayInfo.
+ regsContent[i]->whichElement.dataWindow;
+ dataElementPtr = &((TuiWinElementPtr)
+ dataItemWin->content[0])->whichElement.data;
+ if (dataItemWin->handle == (WINDOW *) NULL)
+ {
+ dataItemWin->height = 1;
+ dataItemWin->width = (precision == double_precision) ?
+ itemWinWidth + 2 : itemWinWidth + 1;
+ dataItemWin->origin.x = (itemWinWidth * j) + 1;
+ dataItemWin->origin.y = curY;
+ makeWindow (dataItemWin, DONT_BOX_WINDOW);
+ }
+ /*
+ ** Get the printable representation of the register
+ ** and display it
+ */
+ _tuiDisplayRegister (
+ dataElementPtr->itemNo, dataItemWin, precision);
+ i++; /* next register */
+ }
+ curY++; /* next row; */
+ }
+ }
+
+ return;
+} /* tuiDisplayRegistersFrom */
+
+
+/*
+** tuiDisplayRegElementAtLine().
+** Function to display the registers in the content from
+** 'startElementNo' on 'startLineNo' until the end of the
+** register content or the end of the display height.
+** This function checks that we won't display off the end
+** of the register display.
+*/
+void
+#ifdef __STDC__
+tuiDisplayRegElementAtLine (
+ int startElementNo,
+ int startLineNo)
+#else
+tuiDisplayRegElementAtLine (startElementNo, startLineNo)
+ int startElementNo;
+ int startLineNo;
+#endif
+{
+ if (dataWin->detail.dataDisplayInfo.regsContent != (TuiWinContent) NULL &&
+ dataWin->detail.dataDisplayInfo.regsContentCount > 0)
+ {
+ register int elementNo = startElementNo;
+
+ if (startElementNo != 0 && startLineNo != 0)
+ {
+ register int lastLineNo, firstLineOnLastPage;
+
+ lastLineNo = tuiLastRegsLineNo ();
+ firstLineOnLastPage = lastLineNo - (dataWin->generic.height - 2);
+ if (firstLineOnLastPage < 0)
+ firstLineOnLastPage = 0;
+ /*
+ ** If there is no other data displayed except registers,
+ ** and the elementNo causes us to scroll past the end of the
+ ** registers, adjust what element to really start the display at.
+ */
+ if (dataWin->detail.dataDisplayInfo.dataContentCount <= 0 &&
+ startLineNo > firstLineOnLastPage)
+ elementNo = tuiFirstRegElementNoInLine (firstLineOnLastPage);
+ }
+ tuiDisplayRegistersFrom (elementNo);
+ }
+
+ return;
+} /* tuiDisplayRegElementAtLine */
+
+
+
+/*
+** tuiDisplayRegistersFromLine().
+** Function to display the registers starting at line lineNo in
+** the data window. Answers the line number that the display
+** actually started from. If nothing is displayed (-1) is returned.
+*/
+int
+#ifdef __STDC__
+tuiDisplayRegistersFromLine (
+ int lineNo,
+ int forceDisplay)
+#else
+tuiDisplayRegistersFromLine (lineNo, forceDisplay)
+ int lineNo;
+ int forceDisplay;
+#endif
+{
+ int elementNo;
+
+ if (dataWin->detail.dataDisplayInfo.regsContentCount > 0)
+ {
+ int line, elementNo;
+
+ if (lineNo < 0)
+ line = 0;
+ else if (forceDisplay)
+ { /*
+ ** If we must display regs (forceDisplay is true), then make
+ ** sure that we don't display off the end of the registers.
+ */
+ if (lineNo >= tuiLastRegsLineNo ())
+ {
+ if ((line = tuiLineFromRegElementNo (
+ dataWin->detail.dataDisplayInfo.regsContentCount - 1)) < 0)
+ line = 0;
+ }
+ else
+ line = lineNo;
+ }
+ else
+ line = lineNo;
+
+ elementNo = tuiFirstRegElementNoInLine (line);
+ if (elementNo < dataWin->detail.dataDisplayInfo.regsContentCount)
+ tuiDisplayRegElementAtLine (elementNo, line);
+ else
+ line = (-1);
+
+ return line;
+ }
+
+ return (-1); /* nothing was displayed */
+} /* tuiDisplayRegistersFromLine */
+
+
+/*
+** tuiCheckRegisterValues()
+** This function check all displayed registers for changes in
+** values, given a particular frame. If the values have changed,
+** they are updated with the new value and highlighted.
+*/
+void
+#ifdef __STDC__
+tuiCheckRegisterValues (
+ struct frame_info *frame)
+#else
+tuiCheckRegisterValues (frame)
+ struct frame_info *frame;
+#endif
+{
+ if (m_winPtrNotNull (dataWin) && dataWin->generic.isVisible)
+ {
+ if (dataWin->detail.dataDisplayInfo.regsContentCount <= 0 &&
+ dataWin->detail.dataDisplayInfo.displayRegs)
+ tuiShowRegisters ((tuiLayoutDef ())->regsDisplayType);
+ else
+ {
+ int i, j;
+ char rawBuf[MAX_REGISTER_RAW_SIZE];
+
+ for (i = 0;
+ (i < dataWin->detail.dataDisplayInfo.regsContentCount); i++)
+ {
+ TuiDataElementPtr dataElementPtr;
+ TuiGenWinInfoPtr dataItemWinPtr;
+ int wasHilighted;
+
+ dataItemWinPtr = &dataWin->detail.dataDisplayInfo.
+ regsContent[i]->whichElement.dataWindow;
+ dataElementPtr = &((TuiWinElementPtr)
+ dataItemWinPtr->content[0])->whichElement.data;
+ wasHilighted = dataElementPtr->highlight;
+ dataElementPtr->highlight =
+ _tuiRegValueHasChanged (dataElementPtr, frame, &rawBuf[0]);
+ if (dataElementPtr->highlight)
+ {
+ for (j = 0; j < MAX_REGISTER_RAW_SIZE; j++)
+ ((char *) dataElementPtr->value)[j] = rawBuf[j];
+ _tuiDisplayRegister (
+ dataElementPtr->itemNo,
+ dataItemWinPtr,
+ ((dataWin->detail.dataDisplayInfo.regsDisplayType ==
+ TUI_DFLOAT_REGS) ?
+ double_precision : unspecified_precision));
+ }
+ else if (wasHilighted)
+ {
+ dataElementPtr->highlight = FALSE;
+ _tuiDisplayRegister (
+ dataElementPtr->itemNo,
+ dataItemWinPtr,
+ ((dataWin->detail.dataDisplayInfo.regsDisplayType ==
+ TUI_DFLOAT_REGS) ?
+ double_precision : unspecified_precision));
+ }
+ }
+ }
+ }
+ return;
+} /* tuiCheckRegisterValues */
+
+
+/*
+** tuiToggleFloatRegs().
+*/
+void
+#ifdef __STDC__
+tuiToggleFloatRegs (void)
+#else
+tuiToggleFloatRegs ()
+#endif
+{
+ TuiLayoutDefPtr layoutDef = tuiLayoutDef ();
+
+ if (layoutDef->floatRegsDisplayType == TUI_SFLOAT_REGS)
+ layoutDef->floatRegsDisplayType = TUI_DFLOAT_REGS;
+ else
+ layoutDef->floatRegsDisplayType = TUI_SFLOAT_REGS;
+
+ if (m_winPtrNotNull (dataWin) && dataWin->generic.isVisible &&
+ (dataWin->detail.dataDisplayInfo.regsDisplayType == TUI_SFLOAT_REGS ||
+ dataWin->detail.dataDisplayInfo.regsDisplayType == TUI_DFLOAT_REGS))
+ tuiShowRegisters (layoutDef->floatRegsDisplayType);
+
+ return;
+} /* tuiToggleFloatRegs */
+
+
+void
+_initialize_tuiRegs ()
+{
+ if (tui_version && xdb_commands)
+ {
+ add_com ("fr", class_tui, _tuiShowFloat_command,
+ "Display only floating point registers\n");
+ add_com ("gr", class_tui, _tuiShowGeneral_command,
+ "Display only general registers\n");
+ add_com ("sr", class_tui, _tuiShowSpecial_command,
+ "Display only special registers\n");
+ add_com ("+r", class_tui, _tuiScrollRegsForward_command,
+ "Scroll the registers window forward\n");
+ add_com ("-r", class_tui, _tuiScrollRegsBackward_command,
+ "Scroll the register window backward\n");
+ add_com ("tf", class_tui, _tuiToggleFloatRegs_command,
+ "Toggle between single and double precision floating point registers.\n");
+ add_cmd (TUI_FLOAT_REGS_NAME_LOWER,
+ class_tui,
+ _tuiToggleFloatRegs_command,
+ "Toggle between single and double precision floating point \
+registers.\n",
+ &togglelist);
+ }
+
+ return;
+} /* _initialize_tuiRegs */
+
+
+/*****************************************
+** STATIC LOCAL FUNCTIONS **
+******************************************/
+
+
+/*
+** _tuiRegisterName().
+** Return the register name.
+*/
+static char *
+#ifdef __STDC__
+_tuiRegisterName (
+ int regNum)
+#else
+_tuiRegisterName (regNum)
+ int regNum;
+#endif
+{
+ if (reg_names[regNum] != (char *) NULL && *(reg_names[regNum]) != (char) 0)
+ return reg_names[regNum];
+ else
+ return ((char *) NULL);
+} /* tuiGetRegisterName */
+
+
+/*
+** _tuiRegisterFormat
+** Function to format the register name and value into a buffer,
+** suitable for printing or display
+*/
+static void
+#ifdef __STDC__
+_tuiRegisterFormat (
+ char *buf,
+ int bufLen,
+ int regNum,
+ TuiDataElementPtr dataElement,
+ enum precision_type precision)
+#else
+_tuiRegisterFormat (buf, bufLen, regNum, dataElement, precision)
+ char *buf;
+ int bufLen;
+ int regNum;
+ TuiDataElementPtr dataElement;
+ enum precision_type precision;
+#endif
+{
+ char tmpBuf[15];
+ char *fmt;
+ GDB_FILE *stream;
+
+ stream = gdb_file_init_astring(bufLen);
+ pa_do_strcat_registers_info (regNum, 0, stream, precision);
+ strcpy (buf, gdb_file_get_strbuf(stream));
+ gdb_file_deallocate(&stream);
+
+ return;
+} /* _tuiRegisterFormat */
+
+
+#define NUM_GENERAL_REGS 32
+/*
+** _tuiSetGeneralRegsContent().
+** Set the content of the data window to consist of the general registers.
+*/
+static TuiStatus
+#ifdef __STDC__
+_tuiSetGeneralRegsContent (
+ int refreshValuesOnly)
+#else
+_tuiSetGeneralRegsContent (refreshValuesOnly)
+ int refreshValuesOnly;
+#endif
+{
+ return (_tuiSetRegsContent (0,
+ NUM_GENERAL_REGS - 1,
+ selected_frame,
+ TUI_GENERAL_REGS,
+ refreshValuesOnly));
+
+} /* _tuiSetGeneralRegsContent */
+
+
+#define START_SPECIAL_REGS PCOQ_HEAD_REGNUM
+/*
+** _tuiSetSpecialRegsContent().
+** Set the content of the data window to consist of the special registers.
+*/
+static TuiStatus
+#ifdef __STDC__
+_tuiSetSpecialRegsContent (
+ int refreshValuesOnly)
+#else
+_tuiSetSpecialRegsContent (refreshValuesOnly)
+ int refreshValuesOnly;
+#endif
+{
+ TuiStatus ret = TUI_FAILURE;
+ int i, endRegNum;
+
+ endRegNum = FP0_REGNUM - 1;
+#if 0
+ endRegNum = (-1);
+ for (i = START_SPECIAL_REGS; (i < ARCH_NUM_REGS && endRegNum < 0); i++)
+ if (TYPE_CODE (REGISTER_VIRTUAL_TYPE (i)) == TYPE_CODE_FLT)
+ endRegNum = i - 1;
+#endif
+ ret = _tuiSetRegsContent (START_SPECIAL_REGS,
+ endRegNum,
+ selected_frame,
+ TUI_SPECIAL_REGS,
+ refreshValuesOnly);
+
+ return ret;
+} /* _tuiSetSpecialRegsContent */
+
+
+/*
+** _tuiSetGeneralAndSpecialRegsContent().
+** Set the content of the data window to consist of the special registers.
+*/
+static TuiStatus
+#ifdef __STDC__
+_tuiSetGeneralAndSpecialRegsContent (
+ int refreshValuesOnly)
+#else
+_tuiSetGeneralAndSpecialRegsContent (refreshValuesOnly)
+ int refreshValuesOnly;
+#endif
+{
+ TuiStatus ret = TUI_FAILURE;
+ int i, endRegNum = (-1);
+
+ endRegNum = FP0_REGNUM - 1;
+#if 0
+ endRegNum = (-1);
+ for (i = 0; (i < ARCH_NUM_REGS && endRegNum < 0); i++)
+ if (TYPE_CODE (REGISTER_VIRTUAL_TYPE (i)) == TYPE_CODE_FLT)
+ endRegNum = i - 1;
+#endif
+ ret = _tuiSetRegsContent (
+ 0, endRegNum, selected_frame, TUI_SPECIAL_REGS, refreshValuesOnly);
+
+ return ret;
+} /* _tuiSetGeneralAndSpecialRegsContent */
+
+/*
+** _tuiSetFloatRegsContent().
+** Set the content of the data window to consist of the float registers.
+*/
+static TuiStatus
+#ifdef __STDC__
+_tuiSetFloatRegsContent (
+ TuiRegisterDisplayType dpyType,
+ int refreshValuesOnly)
+#else
+_tuiSetFloatRegsContent (dpyType, refreshValuesOnly)
+ TuiRegisterDisplayType dpyType;
+ int refreshValuesOnly;
+#endif
+{
+ TuiStatus ret = TUI_FAILURE;
+ int i, startRegNum;
+
+ startRegNum = FP0_REGNUM;
+#if 0
+ startRegNum = (-1);
+ for (i = ARCH_NUM_REGS - 1; (i >= 0 && startRegNum < 0); i--)
+ if (TYPE_CODE (REGISTER_VIRTUAL_TYPE (i)) != TYPE_CODE_FLT)
+ startRegNum = i + 1;
+#endif
+ ret = _tuiSetRegsContent (startRegNum,
+ ARCH_NUM_REGS - 1,
+ selected_frame,
+ dpyType,
+ refreshValuesOnly);
+
+ return ret;
+} /* _tuiSetFloatRegsContent */
+
+
+/*
+** _tuiRegValueHasChanged().
+** Answer TRUE if the register's value has changed, FALSE otherwise.
+** If TRUE, newValue is filled in with the new value.
+*/
+static int
+#ifdef __STDC__
+_tuiRegValueHasChanged (
+ TuiDataElementPtr dataElement,
+ struct frame_info *frame,
+ char *newValue)
+#else
+_tuiRegValueHasChanged (dataElement, frame, newValue)
+ TuiDataElementPtr dataElement;
+ struct frame_info *frame;
+ char *newValue;
+#endif
+{
+ int hasChanged = FALSE;
+
+ if (dataElement->itemNo != UNDEFINED_ITEM &&
+ _tuiRegisterName (dataElement->itemNo) != (char *) NULL)
+ {
+ char rawBuf[MAX_REGISTER_RAW_SIZE];
+ int i;
+
+ if (_tuiGetRegisterRawValue (
+ dataElement->itemNo, rawBuf, frame) == TUI_SUCCESS)
+ {
+ for (i = 0; (i < MAX_REGISTER_RAW_SIZE && !hasChanged); i++)
+ hasChanged = (((char *) dataElement->value)[i] != rawBuf[i]);
+ if (hasChanged && newValue != (char *) NULL)
+ {
+ for (i = 0; (i < MAX_REGISTER_RAW_SIZE); i++)
+ newValue[i] = rawBuf[i];
+ }
+ }
+ }
+ return hasChanged;
+} /* _tuiRegValueHasChanged */
+
+
+
+/*
+** _tuiGetRegisterRawValue().
+** Get the register raw value. The raw value is returned in regValue.
+*/
+static TuiStatus
+#ifdef __STDC__
+_tuiGetRegisterRawValue (
+ int regNum,
+ char *regValue,
+ struct frame_info *frame)
+#else
+_tuiGetRegisterRawValue (regNum, regValue, frame)
+ int regNum;
+ char *regValue;
+ struct frame_info *frame;
+#endif
+{
+ TuiStatus ret = TUI_FAILURE;
+
+ if (target_has_registers)
+ {
+ read_relative_register_raw_bytes_for_frame (regNum, regValue, frame);
+ ret = TUI_SUCCESS;
+ }
+
+ return ret;
+} /* _tuiGetRegisterRawValue */
+
+
+
+/*
+** _tuiSetRegisterElement().
+** Function to initialize a data element with the input and
+** the register value.
+*/
+static void
+#ifdef __STDC__
+_tuiSetRegisterElement (
+ int regNum,
+ struct frame_info *frame,
+ TuiDataElementPtr dataElement,
+ int refreshValueOnly)
+#else
+_tuiSetRegisterElement (regNum, frame, dataElement, refreshValueOnly)
+ int regNum;
+ struct frame_info *frame;
+ TuiDataElementPtr dataElement;
+ int refreshValueOnly;
+#endif
+{
+ if (dataElement != (TuiDataElementPtr) NULL)
+ {
+ if (!refreshValueOnly)
+ {
+ dataElement->itemNo = regNum;
+ dataElement->name = _tuiRegisterName (regNum);
+ dataElement->highlight = FALSE;
+ }
+ if (dataElement->value == (Opaque) NULL)
+ dataElement->value = (Opaque) xmalloc (MAX_REGISTER_RAW_SIZE);
+ if (dataElement->value != (Opaque) NULL)
+ _tuiGetRegisterRawValue (regNum, dataElement->value, frame);
+ }
+
+ return;
+} /* _tuiSetRegisterElement */
+
+
+/*
+** _tuiSetRegsContent().
+** Set the content of the data window to consist of the registers
+** numbered from startRegNum to endRegNum. Note that if
+** refreshValuesOnly is TRUE, startRegNum and endRegNum are ignored.
+*/
+static TuiStatus
+#ifdef __STDC__
+_tuiSetRegsContent (
+ int startRegNum,
+ int endRegNum,
+ struct frame_info *frame,
+ TuiRegisterDisplayType dpyType,
+ int refreshValuesOnly)
+#else
+_tuiSetRegsContent (startRegNum, endRegNum, frame, dpyType, refreshValuesOnly)
+ int startRegNum;
+ int endRegNum;
+ struct frame_info *frame;
+ TuiRegisterDisplayType dpyType;
+ int refreshValuesOnly;
+#endif
+{
+ TuiStatus ret = TUI_FAILURE;
+ int numRegs = endRegNum - startRegNum + 1;
+ int allocatedHere = FALSE;
+
+ if (dataWin->detail.dataDisplayInfo.regsContentCount > 0 &&
+ !refreshValuesOnly)
+ {
+ freeDataContent (dataWin->detail.dataDisplayInfo.regsContent,
+ dataWin->detail.dataDisplayInfo.regsContentCount);
+ dataWin->detail.dataDisplayInfo.regsContentCount = 0;
+ }
+ if (dataWin->detail.dataDisplayInfo.regsContentCount <= 0)
+ {
+ dataWin->detail.dataDisplayInfo.regsContent =
+ allocContent (numRegs, DATA_WIN);
+ allocatedHere = TRUE;
+ }
+
+ if (dataWin->detail.dataDisplayInfo.regsContent != (TuiWinContent) NULL)
+ {
+ int i;
+
+ if (!refreshValuesOnly || allocatedHere)
+ {
+ dataWin->generic.content = (OpaquePtr) NULL;
+ dataWin->generic.contentSize = 0;
+ addContentElements (&dataWin->generic, numRegs);
+ dataWin->detail.dataDisplayInfo.regsContent =
+ (TuiWinContent) dataWin->generic.content;
+ dataWin->detail.dataDisplayInfo.regsContentCount = numRegs;
+ }
+ /*
+ ** Now set the register names and values
+ */
+ for (i = startRegNum; (i <= endRegNum); i++)
+ {
+ TuiGenWinInfoPtr dataItemWin;
+
+ dataItemWin = &dataWin->detail.dataDisplayInfo.
+ regsContent[i - startRegNum]->whichElement.dataWindow;
+ _tuiSetRegisterElement (
+ i,
+ frame,
+ &((TuiWinElementPtr) dataItemWin->content[0])->whichElement.data,
+ !allocatedHere && refreshValuesOnly);
+ }
+ dataWin->detail.dataDisplayInfo.regsColumnCount =
+ tuiCalculateRegsColumnCount (dpyType);
+#ifdef LATER
+ if (dataWin->detail.dataDisplayInfo.dataContentCount > 0)
+ {
+ /* delete all the windows? */
+ /* realloc content equal to dataContentCount + regsContentCount */
+ /* append dataWin->detail.dataDisplayInfo.dataContent to content */
+ }
+#endif
+ dataWin->generic.contentSize =
+ dataWin->detail.dataDisplayInfo.regsContentCount +
+ dataWin->detail.dataDisplayInfo.dataContentCount;
+ ret = TUI_SUCCESS;
+ }
+
+ return ret;
+} /* _tuiSetRegsContent */
+
+
+/*
+** _tuiDisplayRegister().
+** Function to display a register in a window. If hilite is TRUE,
+** than the value will be displayed in reverse video
+*/
+static void
+#ifdef __STDC__
+_tuiDisplayRegister (
+ int regNum,
+ TuiGenWinInfoPtr winInfo, /* the data item window */
+ enum precision_type precision)
+#else
+_tuiDisplayRegister (regNum, winInfo, precision)
+ int regNum;
+ TuiGenWinInfoPtr winInfo; /* the data item window */
+ enum precision_type precision;
+#endif
+{
+ if (winInfo->handle != (WINDOW *) NULL)
+ {
+ char buf[100];
+ int valueCharsWide, labelWidth;
+ TuiDataElementPtr dataElementPtr = &((TuiWinContent)
+ winInfo->content)[0]->whichElement.data;
+
+ if (IS_64BIT ||
+ dataWin->detail.dataDisplayInfo.regsDisplayType == TUI_DFLOAT_REGS)
+ {
+ valueCharsWide = DOUBLE_FLOAT_VALUE_WIDTH;
+ labelWidth = DOUBLE_FLOAT_LABEL_WIDTH;
+ }
+ else
+ {
+ if (dataWin->detail.dataDisplayInfo.regsDisplayType ==
+ TUI_SFLOAT_REGS)
+ {
+ valueCharsWide = SINGLE_FLOAT_VALUE_WIDTH;
+ labelWidth = SINGLE_FLOAT_LABEL_WIDTH;
+ }
+ else
+ {
+ valueCharsWide = SINGLE_VALUE_WIDTH;
+ labelWidth = SINGLE_LABEL_WIDTH;
+ }
+ }
+
+ buf[0] = (char) 0;
+ _tuiRegisterFormat (buf,
+ valueCharsWide + labelWidth,
+ regNum,
+ dataElementPtr,
+ precision);
+ if (dataElementPtr->highlight)
+ wstandout (winInfo->handle);
+
+ werase (winInfo->handle);
+ wmove (winInfo->handle, 0, 0);
+ waddstr (winInfo->handle, buf);
+
+ if (dataElementPtr->highlight)
+ wstandend (winInfo->handle);
+ tuiRefreshWin (winInfo);
+ }
+ return;
+} /* _tuiDisplayRegister */
+
+
+static void
+#ifdef __STDC__
+_tui_vShowRegisters_commandSupport (
+ va_list args)
+#else
+_tui_vShowRegisters_commandSupport (args)
+ va_list args;
+#endif
+{
+ TuiRegisterDisplayType dpyType = va_arg (args, TuiRegisterDisplayType);
+
+ if (m_winPtrNotNull (dataWin) && dataWin->generic.isVisible)
+ { /* Data window already displayed, show the registers */
+ if (dataWin->detail.dataDisplayInfo.regsDisplayType != dpyType)
+ tuiShowRegisters (dpyType);
+ }
+ else
+ (tuiLayoutDef ())->regsDisplayType = dpyType;
+
+ return;
+} /* _tui_vShowRegisters_commandSupport */
+
+
+static void
+#ifdef __STDC__
+_tuiShowFloat_command (
+ char *arg,
+ int fromTTY)
+#else
+_tuiShowFloat_command (arg, fromTTY)
+ char *arg;
+ int fromTTY;
+#endif
+{
+ if (m_winPtrIsNull (dataWin) || !dataWin->generic.isVisible ||
+ (dataWin->detail.dataDisplayInfo.regsDisplayType != TUI_SFLOAT_REGS &&
+ dataWin->detail.dataDisplayInfo.regsDisplayType != TUI_DFLOAT_REGS))
+ tuiDo ((TuiOpaqueFuncPtr) _tui_vShowRegisters_commandSupport,
+ (tuiLayoutDef ())->floatRegsDisplayType);
+
+ return;
+} /* _tuiShowFloat_command */
+
+
+static void
+#ifdef __STDC__
+_tuiShowGeneral_command (
+ char *arg,
+ int fromTTY)
+#else
+_tuiShowGeneral_command (arg, fromTTY)
+ char *arg;
+ int fromTTY;
+#endif
+{
+ tuiDo ((TuiOpaqueFuncPtr) _tui_vShowRegisters_commandSupport,
+ TUI_GENERAL_REGS);
+
+ return;
+} /* _tuiShowGeneral_command */
+
+
+static void
+#ifdef __STDC__
+_tuiShowSpecial_command (
+ char *arg,
+ int fromTTY)
+#else
+_tuiShowSpecial_command (arg, fromTTY)
+ char *arg;
+ int fromTTY;
+#endif
+{
+ tuiDo ((TuiOpaqueFuncPtr) _tui_vShowRegisters_commandSupport,
+ TUI_SPECIAL_REGS);
+
+ return;
+} /* _tuiShowSpecial_command */
+
+
+static void
+#ifdef __STDC__
+_tuiToggleFloatRegs_command (
+ char *arg,
+ int fromTTY)
+#else
+_tuiToggleFloatRegs_command (arg, fromTTY)
+ char *arg;
+ int fromTTY;
+#endif
+{
+ if (m_winPtrNotNull (dataWin) && dataWin->generic.isVisible)
+ tuiDo ((TuiOpaqueFuncPtr) tuiToggleFloatRegs);
+ else
+ {
+ TuiLayoutDefPtr layoutDef = tuiLayoutDef ();
+
+ if (layoutDef->floatRegsDisplayType == TUI_SFLOAT_REGS)
+ layoutDef->floatRegsDisplayType = TUI_DFLOAT_REGS;
+ else
+ layoutDef->floatRegsDisplayType = TUI_SFLOAT_REGS;
+ }
+
+
+ return;
+} /* _tuiToggleFloatRegs_command */
+
+
+static void
+#ifdef __STDC__
+_tuiScrollRegsForward_command (
+ char *arg,
+ int fromTTY)
+#else
+_tuiScrollRegsForward_command (arg, fromTTY)
+ char *arg;
+ int fromTTY;
+#endif
+{
+ tuiDo ((TuiOpaqueFuncPtr) tui_vScroll, FORWARD_SCROLL, dataWin, 1);
+
+ return;
+} /* _tuiScrollRegsForward_command */
+
+
+static void
+#ifdef __STDC__
+_tuiScrollRegsBackward_command (
+ char *arg,
+ int fromTTY)
+#else
+_tuiScrollRegsBackward_command (arg, fromTTY)
+ char *arg;
+ int fromTTY;
+#endif
+{
+ tuiDo ((TuiOpaqueFuncPtr) tui_vScroll, BACKWARD_SCROLL, dataWin, 1);
+
+ return;
+} /* _tuiScrollRegsBackward_command */