i965/vec4/gs: fix input loading for 64bit data
v2 (Iago): - Adapt 64-bit path to component packing changes. Signed-off-by: Samuel Iglesias Gonsálvez <siglesias@igalia.com> Signed-off-by: Iago Toral Quiroga <itoral@igalia.com> Reviewed-by: Matt Turner <mattst88@gmail.com>
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@ -64,23 +64,40 @@ vec4_gs_visitor::nir_emit_intrinsic(nir_intrinsic_instr *instr)
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* be constant. We should handle indirects someday.
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*/
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nir_const_value *vertex = nir_src_as_const_value(instr->src[0]);
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nir_const_value *offset = nir_src_as_const_value(instr->src[1]);
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nir_const_value *offset_reg = nir_src_as_const_value(instr->src[1]);
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/* Make up a type...we have no way of knowing... */
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const glsl_type *const type = glsl_type::ivec(instr->num_components);
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if (nir_dest_bit_size(instr->dest) == 64) {
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src = src_reg(ATTR, BRW_VARYING_SLOT_COUNT * vertex->u32[0] +
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instr->const_index[0] + offset_reg->u32[0],
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glsl_type::dvec4_type);
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src = src_reg(ATTR, BRW_VARYING_SLOT_COUNT * vertex->u32[0] +
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instr->const_index[0] + offset->u32[0],
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type);
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src.swizzle = BRW_SWZ_COMP_INPUT(nir_intrinsic_component(instr));
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dst_reg tmp = dst_reg(this, glsl_type::dvec4_type);
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shuffle_64bit_data(tmp, src, false);
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/* gl_PointSize is passed in the .w component of the VUE header */
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if (instr->const_index[0] == VARYING_SLOT_PSIZ)
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src.swizzle = BRW_SWIZZLE_WWWW;
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src = src_reg(tmp);
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src.swizzle = BRW_SWZ_COMP_INPUT(nir_intrinsic_component(instr) / 2);
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dest = get_nir_dest(instr->dest, src.type);
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dest.writemask = brw_writemask_for_size(instr->num_components);
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emit(MOV(dest, src));
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/* Write to dst reg taking into account original writemask */
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dest = get_nir_dest(instr->dest, BRW_REGISTER_TYPE_DF);
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dest.writemask = brw_writemask_for_size(instr->num_components);
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emit(MOV(dest, src));
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} else {
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/* Make up a type...we have no way of knowing... */
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const glsl_type *const type = glsl_type::ivec(instr->num_components);
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src = src_reg(ATTR, BRW_VARYING_SLOT_COUNT * vertex->u32[0] +
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instr->const_index[0] + offset_reg->u32[0],
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type);
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src.swizzle = BRW_SWZ_COMP_INPUT(nir_intrinsic_component(instr));
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/* gl_PointSize is passed in the .w component of the VUE header */
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if (instr->const_index[0] == VARYING_SLOT_PSIZ)
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src.swizzle = BRW_SWIZZLE_WWWW;
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dest = get_nir_dest(instr->dest, src.type);
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dest.writemask = brw_writemask_for_size(instr->num_components);
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emit(MOV(dest, src));
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}
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break;
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}
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