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<HEAD>
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<TITLE>Register Window Help</TITLE>
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</HEAD>
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<BODY>
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<H1>The Register Window</H1>
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<H2>Overview</H2>
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<P>The Register Window lists all the registers and their contents for
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the selected stack frame. It permits viewing the contents of registers
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in different formats, editing register values, and some display
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customizations.</P>
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<P>The Register Window will update the register contents in the display
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to match the stack frame currently being viewed in the <A HREF="source.html">
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Source Window</A> and <A HREF="stack.html">Stack Winodw</A>.</P>
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<P>Register Window topics:
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<UL>
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<LI><UL><A HREF="#menus">Register Menu</A>
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<LI><A HREF="#menus_edit">Edit</A>
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<LI><A HREF="#menus_fmt">Format</A>
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<LI><A HREF="#menus_remove">Remove from Display</A>
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<LI><A HREF="#menus_all">Display All Registers</A>
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</UL>
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<LI><UL><A HREF="#display">Register Display</A>
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<LI><A HREF="#display_nav">Navigating the Register Display</A>
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<LI><A HREF="#display_popup">Register Pop-up Menu</A>
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<LI><A HREF="#display_edit">Editing a Register</A>
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<LI><A HREF="#display_format">Changing the Display Format of
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a Register</A>
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<LI><A HREF="#display_remove">Removing a Register
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from the display</A>
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<LI><A HREF="#display_all">Displaying all Registers</A>
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</UL>
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</UL></P>
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<H3><A NAME="menus">Register Menu</A></H3>
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The Register Menu provides on-screen access to the functionality of the
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Register Window. To use any item from this menu, first use the mouse and
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select (click the left mouse button) on any register cell. Users may then
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select:
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<BR>
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<DL>
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<DT><A NAME="menus_edit"><A HREF="#display_edit">Edit</A></A>
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<DD>Edit the contents of the selected register
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<DT><A NAME="menus_fmt"><A HREF="#display_format">Format</A></A>
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<DD>Change the display format of the selected register
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<DT><A NAME="menus_remove"><A HREF="#display_remove">Remove
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from Display</A></A>
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<DD>Remove the selected register from the Register
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Window Display
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<DT><A NAME="menus_all"><A HREF="#display_all">Display All
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Registers</A></A>
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<DD>Display all registers in the Display. This item
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is only available when a register was previously
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removed from the Display.
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</DL>
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<H3><A NAME="display">Register Display</A></H3>
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The Register Display contains name and value pairs for each register
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available on the target hardware. These "cells" are layed out as a
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spreadsheet for ease of use.
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<P><A NAME="display_nav"></A>To navigate the Register Display, use either
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the mouse and left mouse button or the arrow keys on the keyboard to
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highlight the appropriate cell. Users may then use the <A HREF="#menus">
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Register Menu</A> or use the Register Pop-up Menu to access special display
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and editing options for the Register Window.</P>
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<BR>
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<H4><A NAME="display_popup">The Register Pop-up Menu</A></H4>
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All of the special functions of the register window are accessed through
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the Register Pop-up Menu. To use the Menu, simply select a register (see
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<A HREF="#display_nav">Navigating the Register Display</A>) and click the
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right mouse button. The Menu offers:
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<DL>
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<DT><A NAME="display_edit">Edit</A>
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<DD>Edit the contents of the selected register. This item
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is also accessible by simply double-clicking the left
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mouse button on any register in the Display. The value
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of the register is set to the entered value -- the debugger
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does diffferentiate between decimal, hexadecimal, octal,
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and binary input. Press the escape key on the keyboard
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to cancel.
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<DT><A NAME="display_format">Format</A>
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<DD><DL>Change the display format of the register. Valid display types
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are:
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<DT>Hex
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<DD>The register's contents are displayed in
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hexadecimal (base 16).
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<DT>Decimal
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<DD>The value is shown as
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a decimal number (base 10).
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<DT>Natural
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<DD>The register is displayed in its natural format.
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<DT>Binary
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<DD>The contents of the register are displayed
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as a binary number (base 2).
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<DT>Octal
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<DD>The register's contents are shown in octal (base 8).
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<DT>Raw
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<DD>The raw contents of the register are shown.
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</DL>
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<DT><A NAME="display_remove">Remove</A>
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<DD>Remove the selected register from the display. To display
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the removed register again, select the "Display All Registers"
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option from the Register Menu or the Register Pop-up Menu.
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<DT><A NAME="display_all">Display All Registers</A>
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<DD>Causes the Register Window Display to show all registers,
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including those which were previously "removed". This menu
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item is only available when removed registers exist.
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</DL>
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</BODY>
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</HTML>
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