diff options
Diffstat (limited to 'gas/doc/as.texinfo')
| -rw-r--r-- | gas/doc/as.texinfo | 14 |
1 files changed, 5 insertions, 9 deletions
diff --git a/gas/doc/as.texinfo b/gas/doc/as.texinfo index d37198a..3e608d4 100644 --- a/gas/doc/as.texinfo +++ b/gas/doc/as.texinfo @@ -3691,13 +3691,7 @@ Some machine configurations provide additional directives. * Byte:: @code{.byte @var{expressions}} * Comm:: @code{.comm @var{symbol} , @var{length} } -* CFI directives:: @code{.cfi_startproc} - @code{.cfi_endproc} - @code{.cfi_def_cfa @var{register}, @var{offset}} - @code{.cfi_def_cfa_register @var{register}} - @code{.cfi_def_cfa_offset @var{offset}} - @code{.cfi_adjust_cfa_offset @var{offset}} - @code{.cfi_offset @var{register}, @var{offset}} +* CFI directives:: @code{.cfi_startproc}, @code{.cfi_endproc}, etc. * Data:: @code{.data @var{subsection}} @ifset COFF @@ -4020,8 +4014,10 @@ using the known displacement of the CFA register from the CFA. This is often easier to use, because the number will match the code it's annotating. -@node Comm -@section @code{.comm @var{symbol} , @var{length} } +@section @code{.cfi_escape} @var{expression}[, @dots{}] +Allows the user to add arbitrary bytes to the unwind info. One +might use this to add OS-specific CFI opcodes, or generic CFI +opcodes that GAS does not yet support. @cindex @code{comm} directive @cindex symbol, common |