Re: [PATCH v3 2/6] target/riscv: hardwire mstatus.FS to zero when enable zfinx

在 2022/1/8 上午4:48, Richard Henderson 写道: On 1/7/22 3:27 AM, Weiwei Li wrote: @@ -342,6 +342,11 @@ static void mark_fs_dirty(DisasContext *ctx)   {   TCGv tmp;   +    /* hardwire mstatus.FS to zero when enable zfinx */ +    if (ctx->ext_zfinx) { +    return; +    } +   if (ctx->msta

Re: [PATCH v3 2/6] target/riscv: hardwire mstatus.FS to zero when enable zfinx

On 1/7/22 3:27 AM, Weiwei Li wrote: @@ -342,6 +342,11 @@ static void mark_fs_dirty(DisasContext *ctx) { TCGv tmp; +/* hardwire mstatus.FS to zero when enable zfinx */ +if (ctx->ext_zfinx) { +return; +} + if (ctx->mstatus_fs != MSTATUS_FS) { This should also

[PATCH v3 2/6] target/riscv: hardwire mstatus.FS to zero when enable zfinx

Co-authored-by: ardxwe Signed-off-by: Weiwei Li Signed-off-by: Junqiang Wang --- target/riscv/cpu_helper.c | 6 +- target/riscv/csr.c| 21 - target/riscv/translate.c | 5 + 3 files changed, 26 insertions(+), 6 deletions(-) diff --git a/target/riscv/cpu_he