560    ir_rvalue *rvalue = read_dereference(list);  in read_rvalue()  local
561    if (rvalue != NULL || state->error)  in read_rvalue()
562       return rvalue;  in read_rvalue()
564       rvalue = read_swizzle(list);  in read_rvalue()
566       rvalue = read_expression(list);  in read_rvalue()
568       rvalue = read_constant(list);  in read_rvalue()
570       rvalue = read_texture(list);  in read_rvalue()
571       if (rvalue == NULL && !state->error)  in read_rvalue()
575    return rvalue;  in read_rvalue()
776    ir_rvalue *rvalue = read_rvalue(sub);  in read_swizzle()  local
777    if (rvalue == NULL)  in read_swizzle()
780    ir_swizzle *ir = ir_swizzle::create(rvalue, swiz->value(),  in read_swizzle()
781 				       rvalue->type->vector_elements);  in read_swizzle()