On Thu, Oct 25, 2012 at 8:53 PM, H.J. Lu <hjl.to...@gmail.com> wrote: > On Thu, Oct 25, 2012 at 3:34 PM, H.J. Lu <hjl.to...@gmail.com> wrote: >> On Thu, Oct 25, 2012 at 3:13 PM, Richard Sandiford >> <rdsandif...@googlemail.com> wrote: >>> "H.J. Lu" <hjl.to...@gmail.com> writes: >>>> On Thu, Oct 25, 2012 at 12:57 PM, Richard Sandiford >>>> <rdsandif...@googlemail.com> wrote: >>>>> This patch is an attempt at the routine sketched here: >>>>> >>>>> http://gcc.gnu.org/ml/gcc-patches/2012-10/msg01016.html >>>>> >>>>> for decomposing addresses into constituent parts. It applies >>>>> on top of the patches I sent out earlier today. To summarise >>>>> that message, the main point is to have an address description >>>>> in which we know how the individual parts relate to one another. >>>>> >>>>> If the patch looks OK, I'd like to try doing the same for IRA. >>>>> Maybe other passes could use the routines too; I'm not sure. >>>>> >>>>> An alternative to having a generic routine would be to add a target hook. >>>>> However, the whole target address interface could do with some clean-up, >>>>> so I'd rather not add a new hook until either (a) it becomes absolutely >>>>> necessary, because of some target weirdness I don't know about or >>>>> (b) there's a coordinated plan to handle things like legitimacy, >>>>> base classes, and index classes. >>>>> >>>>> I'm hoping this will help with the x32 problems that HJ is seeing. >>>>> Like Vlad, I don't have a set-up to try for certain, but I tried >>>> >>>> Do you have a git branch I can try? When I applied your patch on >>>> the current trunk, I got >>>> >>> Sorry, here's a combined patch with all 5 changes. >>> >>> Richard >>> >> >> It fixes: >> >> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55049#c3 >> >> I can continue x32 build. > > It fixes x32 bootstrap. > > Thanks. >
There is another address related regression: http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55093 -- H.J.
