PATCH: Document -mwindiss option

[Mark Mitchell]

I added an option, but not documentation; here's it the requisite
documentation change.

Tested by building the documentation on i686-pc-linux-gnu, applied on
the mainline.

--
Mark Mitchell                   mark@codesourcery.com
CodeSourcery, LLC               http://www.codesourcery.com

2002-05-08  Mark Mitchell  <mark@codesourcery.com>

	* doc/invoke.texi: Document -mwindiss option.

Index: invoke.texi
===================================================================
RCS file: /cvs/gcc/gcc/gcc/doc/invoke.texi,v
retrieving revision 1.141
diff -c -p -r1.141 invoke.texi
*** invoke.texi	30 Apr 2002 16:47:41 -0000	1.141
--- invoke.texi	8 May 2002 19:28:16 -0000
*************** in the following sections.
*** 450,456 ****
  -mabi=altivec -mabi=no-altivec @gol
  -mprototype  -mno-prototype @gol
  -msim  -mmvme  -mads  -myellowknife  -memb -msdata @gol
! -msdata=@var{opt}  -mvxworks -G @var{num} -pthread}

  @emph{RT Options}
  @gccoptlist{
--- 450,456 ----
  -mabi=altivec -mabi=no-altivec @gol
  -mprototype  -mno-prototype @gol
  -msim  -mmvme  -mads  -myellowknife  -memb -msdata @gol
! -msdata=@var{opt}  -mvxworks -mwindiss -G @var{num} -pthread}

  @emph{RT Options}
  @gccoptlist{
*************** On embedded PowerPC systems, assume that
*** 6728,6733 ****
--- 6728,6737 ----
  @opindex mvxworks
  On System V.4 and embedded PowerPC systems, specify that you are
  compiling for a VxWorks system.
+
+ @item -mwindiss
+ @opindex mwindiss
+ Specify that you are compiling for the WindISS simulation environment.

  @item -memb
  @opindex memb