<html> <head> <base href="https://bugs.freedesktop.org/" /> </head> <body> <div> <a class="bz_bug_link bz_status_NEW " title="NEW - SB is used only after GPR check / GPR max is not dynamic" href="https://bugs.freedesktop.org/show_bug.cgi?id=85596#c1">Comment # 1</a> on <a class="bz_bug_link bz_status_NEW " title="NEW - SB is used only after GPR check / GPR max is not dynamic" href="https://bugs.freedesktop.org/show_bug.cgi?id=85596">bug 85596</a> from <a class="email" href="mailto:agd5f@yahoo.com" title="Alex Deucher <agd5f@yahoo.com>"> Alex Deucher</a> <pre>(In reply to Lauri Kasanen from <a href="show_bug.cgi?id=85596#c0">comment #0</a>) > Many big shaders that currently fail with > r600_shader_select - Failed to build shader variant (type=1) -12 > r600_shader_from_tgsi - GPR limit exceeded - shader requires foo registers > > would actually work if the GPR check was moved to after SB, as SB reduces > the GPR usage quite nicely. > > Another thing is that 128 is the lowest common denominator, and many cards > have 192 or 256, which could be checked with the radeon_info ioctl. >From an ISA perspective, there are only 128 GPRs. The higher limits are hw internal details.</pre> </div> <hr> You are receiving this mail because: <ul> <li>You are the assignee for the bug.</li> </ul> </body> </html>