On 03/28/2014 04:58 PM, Matt Turner wrote: > It was my understanding that the writemask works in SIMD4x2 mode for > texturing instructions and doesn't require a message header. Some bit of > this logic must be wrong, so disable it until it's understood. > > Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=76617 > --- > v2: Base on master, rather than breaking commit. > > src/mesa/drivers/dri/i965/brw_vec4.cpp | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/src/mesa/drivers/dri/i965/brw_vec4.cpp > b/src/mesa/drivers/dri/i965/brw_vec4.cpp > index 4ae6020..32a3892 100644 > --- a/src/mesa/drivers/dri/i965/brw_vec4.cpp > +++ b/src/mesa/drivers/dri/i965/brw_vec4.cpp > @@ -351,8 +351,10 @@ try_eliminate_instruction(vec4_instruction *inst, int > new_writemask) > case VS_OPCODE_PULL_CONSTANT_LOAD_GEN7: > break; > default: > - inst->dst.writemask = new_writemask; > - return true; > + if (!inst->is_tex()) { > + inst->dst.writemask = new_writemask; > + return true; > + } > } > } > >
Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>
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