Kenneth Graunke <kenn...@whitecape.org> writes:
> Tessellation evaluation shaders will use g4 instead. For now, make an
> fs_reg called urb_handle and use that in place of hardcoding g1.
>
> Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
Reviewed-by: Kristian Høgsberg <k...@bitplanet.net>
> ---
> src/mesa/drivers/dri/i965/brw_fs_visitor.cpp | 9 +++++----
> 1 file changed, 5 insertions(+), 4 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> index 68f2548..a9a20aa 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_visitor.cpp
> @@ -698,6 +698,9 @@ fs_visitor::emit_urb_writes(const fs_reg &gs_vertex_count)
> const struct brw_vue_map *vue_map = &vue_prog_data->vue_map;
> bool flush;
> fs_reg sources[8];
> + fs_reg urb_handle;
> +
> + urb_handle = fs_reg(retype(brw_vec8_grf(1, 0), BRW_REGISTER_TYPE_UD));
>
> /* If we don't have any valid slots to write, just do a minimal urb write
> * send to terminate the shader. This includes 1 slot of undefined data,
> @@ -711,8 +714,7 @@ fs_visitor::emit_urb_writes(const fs_reg &gs_vertex_count)
> */
> if (vue_map->slots_valid == 0) {
> fs_reg payload = fs_reg(VGRF, alloc.allocate(2), BRW_REGISTER_TYPE_UD);
> - bld.exec_all().MOV(payload, fs_reg(retype(brw_vec8_grf(1, 0),
> - BRW_REGISTER_TYPE_UD)));
> + bld.exec_all().MOV(payload, urb_handle);
>
> fs_inst *inst = bld.emit(SHADER_OPCODE_URB_WRITE_SIMD8, reg_undef,
> payload);
> inst->eot = true;
> @@ -856,8 +858,7 @@ fs_visitor::emit_urb_writes(const fs_reg &gs_vertex_count)
> ralloc_array(mem_ctx, fs_reg, length + header_size);
> fs_reg payload = fs_reg(VGRF, alloc.allocate(length + header_size),
> BRW_REGISTER_TYPE_F);
> - payload_sources[0] =
> - fs_reg(retype(brw_vec8_grf(1, 0), BRW_REGISTER_TYPE_UD));
> + payload_sources[0] = urb_handle;
>
> if (opcode == SHADER_OPCODE_URB_WRITE_SIMD8_PER_SLOT)
> payload_sources[1] = per_slot_offsets;
> --
> 2.6.2
>
> _______________________________________________
> mesa-dev mailing list
> mesa-dev@lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/mesa-dev
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