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23 Aug 2019 16:42:22 -0700 From: Alistair Francis To: qemu-devel@nongnu.org, qemu-riscv@nongnu.org Date: Fri, 23 Aug 2019 16:38:42 -0700 Message-Id: <035e50d6438660130233c472de56b883e369f6d4.1566603412.git.alistair.francis@wdc.com> X-Mailer: git-send-email 2.22.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: FreeBSD 9.x X-Received-From: 216.71.153.144 Subject: [Qemu-devel] [PATCH v1 20/28] target/riscv: Mark both sstatus and vsstatus as dirty X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: alistair23@gmail.com, Anup.Patel@wdc.com, palmer@sifive.com, alistair.francis@wdc.com, Atish.Patra@wdc.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Mark both sstatus and vsstatus as dirty (3). Signed-off-by: Alistair Francis --- target/riscv/translate.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 8ac72c6470..19771904f4 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -44,6 +44,7 @@ typedef struct DisasContext { /* pc_succ_insn points to the instruction following base.pc_next */ target_ulong pc_succ_insn; target_ulong priv_ver; + bool virt_enabled; uint32_t opcode; uint32_t mstatus_fs; uint32_t misa; @@ -398,6 +399,12 @@ static void mark_fs_dirty(DisasContext *ctx) tcg_gen_ld_tl(tmp, cpu_env, offsetof(CPURISCVState, mstatus)); tcg_gen_ori_tl(tmp, tmp, MSTATUS_FS); tcg_gen_st_tl(tmp, cpu_env, offsetof(CPURISCVState, mstatus)); + + if (ctx->virt_enabled) { + tcg_gen_ld_tl(tmp, cpu_env, offsetof(CPURISCVState, vsstatus)); + tcg_gen_ori_tl(tmp, tmp, MSTATUS_FS); + tcg_gen_st_tl(tmp, cpu_env, offsetof(CPURISCVState, vsstatus)); + } tcg_temp_free(tmp); } #else @@ -742,6 +749,11 @@ static void riscv_tr_init_disas_context(DisasContextBase *dcbase, CPUState *cs) ctx->mem_idx = ctx->base.tb->flags & TB_FLAGS_MMU_MASK; ctx->mstatus_fs = ctx->base.tb->flags & TB_FLAGS_MSTATUS_FS; ctx->priv_ver = env->priv_ver; +#if !defined(CONFIG_USER_ONLY) + ctx->virt_enabled = riscv_cpu_virt_enabled(env); +#else + ctx->virt_enabled = false; +#endif ctx->misa = env->misa; ctx->frm = -1; /* unknown rounding mode */ ctx->ext_ifencei = cpu->cfg.ext_ifencei; -- 2.22.0