@item Registers Buffer
The registers buffer displays the values held by the registers
-(@pxref{Registers,,, gdb, The GNU debugger}).
+(@pxref{Registers,,, gdb, The GNU debugger}). Press @key{SPC} to
+toggle the display of floating point registers.
@item Assembler Buffer
The assembler buffer displays the current frame as machine code. An
The threads buffer displays a summary of all threads currently in your
program (@pxref{Threads,,, gdb, The GNU debugger}). Move point to
-any thread in the list and type @key{RET} to make it become the
+any thread in the list and press @key{RET} to make it become the
current thread (@code{gdb-threads-select}) and display the associated
source in the source buffer. Alternatively, click @kbd{Mouse-2} to
make the selected thread become the current one.