This is the mail archive of the gcc-patches@gcc.gnu.org mailing list for the GCC project.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: RFA: Patch to solve one PR37242 problem

Jeff Law wrote:
Vladimir Makarov wrote:
The patch solves IR degradation on rethrow6.C reported in PR37242.

The analysis of the problem is in

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37243

The solution is to prevent assigning hard-registers to global allocnos for -O0 as the old register allocator does.

2008-08-27 Vladimir Makarov <vmakarov@redhat.com>

   PR rtl-opt/37243
   * ira-color (ira_fast_allocation): Don't assign hard registers to
   global allocnos.

OK. Please install if you haven't already.

I've just commited it. Thanks for the approval.

Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]