Basically, this involves considering the bit-size information to set the appropriate type on both operands and destination. --- src/mesa/drivers/dri/i965/brw_vec4_nir.cpp | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp index c5b9715..5a7ee0b 100644 --- a/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp +++ b/src/mesa/drivers/dri/i965/brw_vec4_nir.cpp @@ -1001,14 +1001,18 @@ vec4_visitor::nir_emit_alu(nir_alu_instr *instr) { vec4_instruction *inst; - dst_reg dst = get_nir_dest(instr->dest.dest, - nir_op_infos[instr->op].output_type); + nir_alu_type dst_type = nir_op_infos[instr->op].output_type; + unsigned dst_bit_size = nir_dest_bit_size(instr->dest.dest); + dst_type = (nir_alu_type) (dst_type | dst_bit_size); + dst_reg dst = get_nir_dest(instr->dest.dest, dst_type); dst.writemask = instr->dest.write_mask; src_reg op[4]; for (unsigned i = 0; i < nir_op_infos[instr->op].num_inputs; i++) { - op[i] = get_nir_src(instr->src[i].src, - nir_op_infos[instr->op].input_types[i], 4); + nir_alu_type src_type = nir_op_infos[instr->op].input_types[i]; + unsigned bit_size = nir_src_bit_size(instr->src[i].src); + src_type = (nir_alu_type) (src_type | bit_size); + op[i] = get_nir_src(instr->src[i].src, src_type, 4); op[i].swizzle = brw_swizzle_for_nir_swizzle(instr->src[i].swizzle); op[i].abs = instr->src[i].abs; op[i].negate = instr->src[i].negate; -- 2.7.4 _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev