GCJ on arm-linux

Wed Aug 9 19:03:00 GMT 2006

>> Signal handlers are simpler than they used to be, for sure. We'd need
>> MD_FALLBACK_FRAME_STATE_FOR.

Casey> This I was aware of (and the replies confirmed it). What does this do? I
Casey> understand what FFI needs to do, but this is really opaque.
There are some docs for this macro in gcc/doc/tm.texi. Essentially it
is what lets us throw an exception from a signal handler. Special
support is needed for the unwinder to be able to unwind through a
signal frame; this macro tells GCC how to do that.
Tom