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target/riscv: Only support a single VSXL length
Backports f8dc878efc45691be7e6c2019a19c271fb9aebbb
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@ -839,12 +839,21 @@ static int write_satp(CPURISCVState *env, int csrno, target_ulong val)
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static int read_hstatus(CPURISCVState *env, int csrno, target_ulong *val)
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static int read_hstatus(CPURISCVState *env, int csrno, target_ulong *val)
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{
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{
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*val = env->hstatus;
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*val = env->hstatus;
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#ifdef TARGET_RISCV64
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/* We only support 64-bit VSXL */
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*val = set_field(*val, HSTATUS_VSXL, 2);
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#endif
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return 0;
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return 0;
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}
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}
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static int write_hstatus(CPURISCVState *env, int csrno, target_ulong val)
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static int write_hstatus(CPURISCVState *env, int csrno, target_ulong val)
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{
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{
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env->hstatus = val;
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env->hstatus = val;
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#ifdef TARGET_RISCV64
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if (get_field(val, HSTATUS_VSXL) != 2) {
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qemu_log_mask(LOG_UNIMP, "QEMU does not support mixed HSXLEN options.");
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}
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#endif
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return 0;
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return 0;
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}
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}
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