diff options
Diffstat (limited to 'gdb/doc')
| -rw-r--r-- | gdb/doc/ChangeLog | 4 | ||||
| -rw-r--r-- | gdb/doc/remote.texi | 22 |
2 files changed, 21 insertions, 5 deletions
diff --git a/gdb/doc/ChangeLog b/gdb/doc/ChangeLog index 7af9c45..ba926d1 100644 --- a/gdb/doc/ChangeLog +++ b/gdb/doc/ChangeLog @@ -1,3 +1,7 @@ +Tue Jan 17 14:09:03 1995 Ian Lance Taylor <ian@sanguine.cygnus.com> + + * remote.texi: Update documentation of set/show mipsfpu. + start-sanitize-gdbtk Fri Jan 6 17:17:28 1995 Stan Shebs <shebs@andros.cygnus.com> diff --git a/gdb/doc/remote.texi b/gdb/doc/remote.texi index 03407bd..9b43b86 100644 --- a/gdb/doc/remote.texi +++ b/gdb/doc/remote.texi @@ -1286,20 +1286,32 @@ concentrator) instead of a serial port, using the syntax @value{GDBN} also supports these special commands for MIPS targets: @table @code -@item set mipsfpu off +@item set mipsfpu double +@itemx set mipsfpu single +@itemx set mipsfpu none @itemx show mipsfpu -@kindex set mipsfpu off +@kindex set mipsfpu @kindex show mipsfpu @cindex MIPS remote floating point @cindex floating point, MIPS remote If your target board does not support the MIPS floating point -coprocessor, you should use the command @samp{set mipsfpu off} (if you +coprocessor, you should use the command @samp{set mipsfpu none} (if you need this, you may wish to put the command in your @value{GDBINIT} file). This tells @value{GDBN} how to find the return value of functions which return floating point values. It also allows @value{GDBN} to avoid saving the floating point registers when calling -functions on the board. (As usual, you can inquire about the -@code{mipsfpu} variable with @samp{show mipsfpu}.) +functions on the board. If you are using a floating point coprocessor +with only single precision floating point support, as on the @sc{r4650} +processor, use the command @samp{set mipsfpu single}. The default +double precision floating point coprocessor may be selected using +@samp{set mipsfpu double}. + +In previous versions the only choices were double precision or no +floating point, so @samp{set mipsfpu on} will select double precision +and @samp{set mipsfpu off} will select no floating point. + +As usual, you can inquire about the @code{mipsfpu} variable with +@samp{show mipsfpu}. @item set remotedebug @var{n} @itemx show remotedebug |