diff options
| author | Weiwei Li <liweiwei@iscas.ac.cn> | 2023-06-03 21:42:36 +0800 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2023-07-10 22:29:14 +1000 |
| commit | 98fbdaaed50781e18d9a612590d1d47106de0aca (patch) | |
| tree | fd57f6751d61c6e5dd968f57b461788eb630ee48 /target/riscv/csr.c | |
| parent | 03dd405dd5da6e0df3023bf9394ad0490b8369ab (diff) | |
target/riscv: Remove redundant assignment to SXL
SXL is initialized as env->misa_mxl which is also the mxl value.
So we can just remain it unchanged to keep it read-only.
Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230603134236.15719-4-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'target/riscv/csr.c')
| -rw-r--r-- | target/riscv/csr.c | 4 |
1 files changed, 0 insertions, 4 deletions
diff --git a/target/riscv/csr.c b/target/riscv/csr.c index 6ac11d1f11..25345f3153 100644 --- a/target/riscv/csr.c +++ b/target/riscv/csr.c @@ -1321,10 +1321,6 @@ static RISCVException write_mstatus(CPURISCVState *env, int csrno, mstatus = (mstatus & ~mask) | (val & mask); - if (xl > MXL_RV32) { - /* SXL field is for now read only */ - mstatus = set_field(mstatus, MSTATUS64_SXL, xl); - } env->mstatus = mstatus; /* |