diff options
Diffstat (limited to 'target/riscv/translate.c')
| -rw-r--r-- | target/riscv/translate.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/target/riscv/translate.c b/target/riscv/translate.c index d5de7f468a..43bf7e39a6 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -44,6 +44,8 @@ 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; uint32_t mem_idx; @@ -395,6 +397,12 @@ 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 | MSTATUS_SD); tcg_gen_st_tl(tmp, cpu_env, offsetof(CPURISCVState, mstatus)); + + if (ctx->virt_enabled) { + tcg_gen_ld_tl(tmp, cpu_env, offsetof(CPURISCVState, mstatus_hs)); + tcg_gen_ori_tl(tmp, tmp, MSTATUS_FS | MSTATUS_SD); + tcg_gen_st_tl(tmp, cpu_env, offsetof(CPURISCVState, mstatus_hs)); + } tcg_temp_free(tmp); } #else @@ -742,6 +750,25 @@ 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) + if (riscv_has_ext(env, RVH)) { + ctx->virt_enabled = riscv_cpu_virt_enabled(env); + if (env->priv_ver == PRV_M && + get_field(env->mstatus, MSTATUS_MPRV) && + MSTATUS_MPV_ISSET(env)) { + ctx->virt_enabled = true; + } else if (env->priv == PRV_S && + !riscv_cpu_virt_enabled(env) && + get_field(env->hstatus, HSTATUS_SPRV) && + get_field(env->hstatus, HSTATUS_SPV)) { + ctx->virt_enabled = true; + } + } else { + ctx->virt_enabled = false; + } +#else + ctx->virt_enabled = false; +#endif ctx->misa = env->misa; ctx->frm = -1; /* unknown rounding mode */ ctx->ext_ifencei = cpu->cfg.ext_ifencei; @@ -810,7 +837,15 @@ static void riscv_tr_tb_stop(DisasContextBase *dcbase, CPUState *cpu) static void riscv_tr_disas_log(const DisasContextBase *dcbase, CPUState *cpu) { +#ifndef CONFIG_USER_ONLY + RISCVCPU *rvcpu = RISCV_CPU(cpu); + CPURISCVState *env = &rvcpu->env; +#endif + qemu_log("IN: %s\n", lookup_symbol(dcbase->pc_first)); +#ifndef CONFIG_USER_ONLY + qemu_log("Priv: "TARGET_FMT_ld"; Virt: "TARGET_FMT_ld"\n", env->priv, env->virt); +#endif log_target_disas(cpu, dcbase->pc_first, dcbase->tb->size); } |