On 12/17/2013 07:12 AM, Peter Maydell wrote:
> +static void disas_cc(DisasContext *s, uint32_t insn)
> {
> + unsigned int sf, op, y, cond, rn, nzcv, is_imm;
> + int label_continue;
> + TCGv_i64 tcg_tmp, tcg_y, tcg_rn;
Don't you get a may be used uninitialized warning for label_continue?
> + tcg_tmp = tcg_temp_new_i64();
> +
> + if (cond < 0x0e) { /* not always */
> + int label_match = gen_new_label();
> + label_continue = gen_new_label();
> + arm_gen_test_cc(cond, label_match);
> + /* nomatch: */
> + tcg_gen_movi_i64(tcg_tmp, nzcv << 28);
> + gen_set_nzcv(tcg_tmp);
> + tcg_gen_br(label_continue);
> + gen_set_label(label_match);
> + }
You can't re-use tcg_tmp across basic blocks like this.
r~
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