Re: [PATCH, SMS] Fix PR51794

2012-02-04 Thread Ayal Zaks
On Tue, Jan 10, 2012 at 12:31 PM, Revital1 Eres wrote: > > Hello, > > The patch below fixes ICE reported in PR51794. > It avoids creating DDG edges  for register uses of class DF_REF_ARTIFICIAL > as > the latter does not have real instructions for them and thus calling > BLOCK_FOR_INSN fails. > >

[PATCH, SMS] Fix PR51794

2012-01-10 Thread Revital1 Eres
Hello, The patch below fixes ICE reported in PR51794. It avoids creating DDG edges for register uses of class DF_REF_ARTIFICIAL as the latter does not have real instructions for them and thus calling BLOCK_FOR_INSN fails. Tested and bootstrap on ppc64-redhat-linux, enabling SMS on loops with SC