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i965/fs: Clean up the setup of gen4 simd16 message destinations.

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I think this makes it much more obvious what's going on here.

NOTE: This is a candidate for the 9.1 branch.
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
(cherry picked from commit 8edc7cbe64)
This commit is contained in:
Eric Anholt 2013-03-18 11:26:17 -07:00 • committed by Ian Romanick
parent 724269bb32
commit ee561e0927
1 changed files with 4 additions and 5 deletions
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9
src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
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@ -887,11 +887,10 @@ fs_visitor::emit_texture_gen4(ir_texture *ir, fs_reg dst, fs_reg coordinate,
* this weirdness around to the expected layout.
*/
orig_dst = dst;
const glsl_type *vec_type =
glsl_type::get_instance(ir->type->base_type, 4, 1);
dst = fs_reg(this, glsl_type::get_array_instance(vec_type, 2));
dst.type = intel->is_g4x ? brw_type_for_base_type(ir->type)
: BRW_REGISTER_TYPE_F;
dst = fs_reg(GRF, virtual_grf_alloc(8),
(intel->is_g4x ?
brw_type_for_base_type(ir->type) :
BRW_REGISTER_TYPE_F));
}
fs_inst *inst = NULL;