static inline void gen_op_jz_ecx(TCGMemOp size, TCGLabel *label1)
{
    tcg_gen_mov_tl(cpu_tmp0, cpu_regs[R_ECX]);
    gen_extu(size, cpu_tmp0);
    tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_tmp0, 0, label1);
}

The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.