<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW --- - Regression: Crash in 3Dmark2001" href="https://bugs.freedesktop.org/show_bug.cgi?id=82828#c14">Comment # 14</a> on <a class="bz_bug_link bz_status_NEW " title="NEW --- - Regression: Crash in 3Dmark2001" href="https://bugs.freedesktop.org/show_bug.cgi?id=82828">bug 82828</a> from <a class="email" href="mailto:cwabbott0@gmail.com" title="Connor Abbott <cwabbott0@gmail.com>"> Connor Abbott</a> <pre>(In reply to <a href="show_bug.cgi?id=82828#c13">comment #13</a>) > (In reply to <a href="show_bug.cgi?id=82828#c12">comment #12</a>) > > Created <a href="attachment.cgi?id=105630" name="attach_105630" title="another debugging patch">attachment 105630</a> <a href="attachment.cgi?id=105630&action=edit" title="another debugging patch">[details]</a> <a href='page.cgi?id=splinter.html&bug=82828&attachment=105630'>[review]</a> [review] [review] > > another debugging patch > > > > Ok, it looks like the problem is that node 0's q_total is bogus, which means > > it never even gets considered for optimistic coloring. To help me figure out > > why this is, can you apply this patch to master (not on top of the other > > patch) and tell me the output of the piglit test now? > > On (In reply to <a href="show_bug.cgi?id=82828#c12">comment #12</a>) > > Created <a href="attachment.cgi?id=105630" name="attach_105630" title="another debugging patch">attachment 105630</a> <a href="attachment.cgi?id=105630&action=edit" title="another debugging patch">[details]</a> <a href='page.cgi?id=splinter.html&bug=82828&attachment=105630'>[review]</a> [review] [review] > > another debugging patch > > > > Ok, it looks like the problem is that node 0's q_total is bogus, which means > > it never even gets considered for optimistic coloring. To help me figure out > > why this is, can you apply this patch to master (not on top of the other > > patch) and tell me the output of the piglit test now? > > I'm not sure if this matters, but r300g pre-allocates the input registers > before calling ra_allocate_no_spills(). I think there are no input registers in this case (there's a NumInputs = 0 somewhere in the backtrace) so there aren't any pre-allocated nodes here.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>