vtn/opencl: Add alignment info to vload/vstore derefs

src/compiler/spirv/vtn_opencl.c

@@ -656,7 +656,9 @@ _handle_v_load_store(struct vtn_builder *b, enum OpenCLstd_Entrypoints opcode,
    nir_ssa_def *ncomps[NIR_MAX_VEC_COMPONENTS];
 
    nir_ssa_def *moffset = nir_imul_imm(&b->nb, offset, (aligned && components == 3) ? 4 : components);
+
    nir_deref_instr *deref = vtn_pointer_to_deref(b, p->pointer);
+   deref = nir_alignment_deref_cast(&b->nb, deref, aligned ? glsl_get_cl_alignment(dest_type) : glsl_get_bit_size(dest_type) / 8, 0);
 
    for (int i = 0; i < components; i++) {
       nir_ssa_def *coffset = nir_iadd_imm(&b->nb, moffset, i);