Add uwtable to the langref.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@135913 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2011-07-25 15:27:59 +00:00
parent 49743b18f5
commit fbff0ec2c7

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@ -1247,6 +1247,14 @@ define void @f() optsize { ... }
function that doesn't have an <tt>sspreq</tt> attribute or which has
an <tt>ssp</tt> attribute, then the resulting function will have
an <tt>sspreq</tt> attribute.</dd>
<dt><tt><b><a name="uwtable">uwtable</a></b></tt></dt>
<dd>This attribute indicates that the ABI being targeted requires that
an unwind table entry be produce for this function even if we can
show that no exceptions passes by it. This is normally the case for
the ELF x86-64 abi, but it can be disabled for some compilation
units.</dd>
</dl>
</div>