target/riscv: Update cur_pmmask/base when xl changes
write_mstatus() can only change current xl when in debug mode. And we need update cur_pmmask/base in this case. Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn> Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn> Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com> Message-Id: <20230524015933.17349-3-liweiwei@iscas.ac.cn> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
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@ -1324,8 +1324,15 @@ static RISCVException write_mstatus(CPURISCVState *env, int csrno,
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mstatus = set_field(mstatus, MSTATUS64_SXL, xl);
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}
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env->mstatus = mstatus;
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env->xl = cpu_recompute_xl(env);
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/*
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* Except in debug mode, UXL/SXL can only be modified by higher
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* privilege mode. So xl will not be changed in normal mode.
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*/
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if (env->debugger) {
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env->xl = cpu_recompute_xl(env);
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riscv_cpu_update_mask(env);
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}
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return RISCV_EXCP_NONE;
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}
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