diff options
Diffstat (limited to 'target/riscv/op_helper.c')
| -rw-r--r-- | target/riscv/op_helper.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/target/riscv/op_helper.c b/target/riscv/op_helper.c index 101dac1ee8..f45ac7306c 100644 --- a/target/riscv/op_helper.c +++ b/target/riscv/op_helper.c @@ -234,7 +234,10 @@ void csr_write_helper(CPURISCVState *env, target_ulong val_to_write, target_ulong ms = env->mstatus; target_ulong mask = SSTATUS_SIE | SSTATUS_SPIE | SSTATUS_UIE | SSTATUS_UPIE | SSTATUS_SPP | SSTATUS_FS | SSTATUS_XS - | SSTATUS_SUM | SSTATUS_MXR | SSTATUS_SD; + | SSTATUS_SUM | SSTATUS_SD; + if (env->priv_ver >= PRIV_VERSION_1_10_0) { + mask |= SSTATUS_MXR; + } ms = (ms & ~mask) | (val_to_write & mask); csr_write_helper(env, ms, CSR_MSTATUS); break; @@ -441,7 +444,7 @@ target_ulong csr_read_helper(CPURISCVState *env, target_ulong csrno) case CSR_SSTATUS: { target_ulong mask = SSTATUS_SIE | SSTATUS_SPIE | SSTATUS_UIE | SSTATUS_UPIE | SSTATUS_SPP | SSTATUS_FS | SSTATUS_XS - | SSTATUS_SUM | SSTATUS_SD; + | SSTATUS_SUM | SSTATUS_SD; if (env->priv_ver >= PRIV_VERSION_1_10_0) { mask |= SSTATUS_MXR; } |