vc4: Don't try to CSE non-SSA instructions.
authorEric Anholt <eric@anholt.net>
Fri, 23 Oct 2015 15:34:01 +0000 (16:34 +0100)
committerEric Anholt <eric@anholt.net>
Fri, 23 Oct 2015 17:11:21 +0000 (18:11 +0100)
commit817a7eb588c7d6536cb469f4ca7447b49268bc00
treed8712494f4d2d5ec5bd1b4f0454a622ca1c8546a
parent5b2fb138bc5ff68af27d8435cbc01f83a09ee078
vc4: Don't try to CSE non-SSA instructions.

This can happen when we're doing destination packing -- we don't know
what's in the rest of the register.

Signed-off-by: Eric Anholt <eric@anholt.net>
src/gallium/drivers/vc4/vc4_opt_cse.c