return nir_builder_alu_instr_finish_and_insert(build, instr);
}
+nir_ssa_def *
+nir_vec_scalars(nir_builder *build, nir_ssa_scalar *comp, unsigned num_components)
+{
+ nir_op op = nir_op_vec(num_components);
+ nir_alu_instr *instr = nir_alu_instr_create(build->shader, op);
+ if (!instr)
+ return NULL;
+
+ for (unsigned i = 0; i < num_components; i++) {
+ instr->src[i].src = nir_src_for_ssa(comp[i].def);
+ instr->src[i].swizzle[0] = comp[i].comp;
+ }
+ instr->exact = build->exact;
+
+ /* Note: not reusing nir_builder_alu_instr_finish_and_insert() because it
+ * can't re-guess the num_components when num_components == 1 (nir_op_mov).
+ */
+ nir_ssa_dest_init(&instr->instr, &instr->dest.dest, num_components,
+ comp[0].def->bit_size, NULL);
+ instr->dest.write_mask = (1 << num_components) - 1;
+
+ nir_builder_instr_insert(build, &instr->instr);
+
+ return &instr->dest.dest.ssa;
+}
+
/**
* Turns a nir_src into a nir_ssa_def * so it can be passed to
* nir_build_alu()-based builder calls.
return nir_build_alu_src_arr(build, nir_op_vec(num_components), comp);
}
+nir_ssa_def *
+nir_vec_scalars(nir_builder *build, nir_ssa_scalar *comp, unsigned num_components);
+
static inline nir_ssa_def *
nir_mov_alu(nir_builder *build, nir_alu_src src, unsigned num_components)
{