[Bug 54230] r600-llvm-compiler completely broken at CAYMAN
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Fri Aug 31 09:22:43 PDT 2012
https://bugs.freedesktop.org/show_bug.cgi?id=54230
--- Comment #8 from Vadim Girlin <ptpzz at yandex.ru> 2012-08-31 16:22:43 UTC ---
(In reply to comment #5)
> The llvm backend hasn't been tested much on Cayman, so probably some of the
> Cayman specific features aren't working correctly. Could you set the
> environment variable R600_DUMP_SHADERS=1 and then post the debug output from
> compiz and minecraft?
It seems alu instruction 0x86 RECIP_IEEE is emitted in a single slot, though
IIRC it should be at least on three slots x-z.
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