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target/riscv: Relax UXL field for debugging

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Signed-off-by: LIU Zhiwei <zhiwei_liu@c-sky.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 20220120122050.41546-24-zhiwei_liu@c-sky.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
LIU Zhiwei 2022-01-20 20:20:50 +08:00 committed by Alistair Francis
parent f310df58bd
commit f297245f6a
1 changed files with 4 additions and 4 deletions
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8
target/riscv/csr.c
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@ -584,7 +584,7 @@ static RISCVException write_mstatus(CPURISCVState *env, int csrno,
MSTATUS_MPP | MSTATUS_MXR | MSTATUS_TVM | MSTATUS_TSR |
MSTATUS_TW | MSTATUS_VS;
if (xl != MXL_RV32) {
if (xl != MXL_RV32 || env->debugger) {
/*
* RV32: MPV and GVA are not in mstatus. The current plan is to
* add them to mstatush. For now, we just don't support it.
@ -900,7 +900,7 @@ static RISCVException read_sstatus_i128(CPURISCVState *env, int csrno,
{
uint64_t mask = sstatus_v1_10_mask;
uint64_t sstatus = env->mstatus & mask;
if (env->xl != MXL_RV32) {
if (env->xl != MXL_RV32 || env->debugger) {
mask |= SSTATUS64_UXL;
}
@ -912,7 +912,7 @@ static RISCVException read_sstatus(CPURISCVState *env, int csrno,
target_ulong *val)
{
target_ulong mask = (sstatus_v1_10_mask);
if (env->xl != MXL_RV32) {
if (env->xl != MXL_RV32 || env->debugger) {
mask |= SSTATUS64_UXL;
}
/* TODO: Use SXL not MXL. */
@ -925,7 +925,7 @@ static RISCVException write_sstatus(CPURISCVState *env, int csrno,
{
target_ulong mask = (sstatus_v1_10_mask);
if (env->xl != MXL_RV32) {
if (env->xl != MXL_RV32 || env->debugger) {
if ((val & SSTATUS64_UXL) != 0) {
mask |= SSTATUS64_UXL;
}