The source register is fetched from the nir_inputs map built during nir_setup_inputs stage.
Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=89580 --- src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 20 ++++++++++++++++++-- 1 file changed, 18 insertions(+), 2 deletions(-) diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp index 99d2725..8a2d335 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp @@ -495,13 +495,29 @@ vec4_visitor::get_nir_src(nir_src src) void vec4_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr) { + dst_reg dest; + src_reg src; + + bool has_indirect = false; + switch (instr->intrinsic) { case nir_intrinsic_load_input_indirect: + has_indirect = true; /* fallthrough */ - case nir_intrinsic_load_input: - /* @TODO: Not yet implemented */ + case nir_intrinsic_load_input: { + int offset = instr->const_index[0]; + src = nir_inputs[offset]; + + if (has_indirect) + src.reladdr = new(mem_ctx) src_reg(get_nir_src(instr->src[0])); + + dest = get_nir_dest(instr->dest, src.type); + dest.writemask = brw_writemask_for_size(instr->num_components); + + emit(MOV(dest, src)); break; + } case nir_intrinsic_store_output_indirect: /* fallthrough */ -- 2.1.4 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-dev
