Jordan Justen <jordan.l.jus...@intel.com> writes:
> Signed-off-by: Jordan Justen <jordan.l.jus...@intel.com>
Reviewed-by: Kristian Høgsberg <k...@bitplanet.net>
>
> ---
> src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 16 ++++++++++++++++
> 1 file changed, 16 insertions(+)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
> b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
> index 5549a2d..711ace6 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs_nir.cpp
> @@ -340,6 +340,13 @@ emit_system_values_block(nir_block *block, void
> *void_visitor)
> BRW_REGISTER_TYPE_D));
> break;
>
> + case nir_intrinsic_load_local_invocation_id:
> + assert(v->stage == MESA_SHADER_COMPUTE);
> + reg = &v->nir_system_values[SYSTEM_VALUE_LOCAL_INVOCATION_ID];
> + if (reg->file == BAD_FILE)
> + *reg = *v->emit_cs_local_invocation_id_setup();
> + break;
> +
> default:
> break;
> }
> @@ -1580,6 +1587,15 @@ fs_visitor::nir_emit_intrinsic(const fs_builder &bld,
> nir_intrinsic_instr *instr
> ((struct brw_cs_prog_data *) prog_data)->uses_barrier = true;
> break;
>
> + case nir_intrinsic_load_local_invocation_id: {
> + fs_reg local_invocation_id =
> nir_system_values[SYSTEM_VALUE_LOCAL_INVOCATION_ID];
> + assert(local_invocation_id.file != BAD_FILE);
> + dest.type = local_invocation_id.type;
> + for (unsigned i = 0; i < 3; i++)
> + bld.MOV(offset(dest, bld, i), offset(local_invocation_id, bld, i));
> + break;
> + }
> +
> default:
> unreachable("unknown intrinsic");
> }
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