diff options
Diffstat (limited to 'gas/doc')
| -rw-r--r-- | gas/doc/c-i386.texi | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/gas/doc/c-i386.texi b/gas/doc/c-i386.texi index 664237c..99576ef 100644 --- a/gas/doc/c-i386.texi +++ b/gas/doc/c-i386.texi @@ -1314,20 +1314,22 @@ data type. Constructors build these data types into memory. @cindex @code{double} directive, i386 @cindex @code{tfloat} directive, i386 @cindex @code{hfloat} directive, i386 +@cindex @code{bfloat16} directive, i386 @cindex @code{float} directive, x86-64 @cindex @code{single} directive, x86-64 @cindex @code{double} directive, x86-64 @cindex @code{tfloat} directive, x86-64 @cindex @code{hfloat} directive, x86-64 +@cindex @code{bfloat16} directive, x86-64 @itemize @bullet @item Floating point constructors are @samp{.float} or @samp{.single}, -@samp{.double}, @samp{.tfloat}, and @samp{.hfloat} for 32-, 64-, 80-, and -16-bit formats respectively. The former three correspond to instruction -mnemonic suffixes @samp{s}, @samp{l}, and @samp{t}. @samp{t} stands for -80-bit (ten byte) real. The 80387 only supports this format via the -@samp{fldt} (load 80-bit real to stack top) and @samp{fstpt} (store 80-bit -real and pop stack) instructions. +@samp{.double}, @samp{.tfloat}, @samp{.hfloat}, and @samp{.bfloat16} for 32-, +64-, 80-, and 16-bit (two flavors) formats respectively. The former three +correspond to instruction mnemonic suffixes @samp{s}, @samp{l}, and @samp{t}. +@samp{t} stands for 80-bit (ten byte) real. The 80387 only supports this +format via the @samp{fldt} (load 80-bit real to stack top) and @samp{fstpt} +(store 80-bit real and pop stack) instructions. @cindex @code{word} directive, i386 @cindex @code{long} directive, i386 |