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([156.19.246.23]) by smtp.gmail.com with ESMTPSA id z24-20020a17090abd9800b002a56b3931dfsm11737859pjr.49.2024.04.24.16.31.43 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Apr 2024 16:31:43 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 12/33] plugins: Read mem_only directly from TB cflags Date: Wed, 24 Apr 2024 16:31:10 -0700 Message-Id: <20240424233131.988727-13-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240424233131.988727-1-richard.henderson@linaro.org> References: <20240424233131.988727-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::530; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x530.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Do not pass around a boolean between multiple structures, just read it from the TranslationBlock in the TCGContext. Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daudé --- include/exec/plugin-gen.h | 7 +++---- include/qemu/plugin.h | 3 --- accel/tcg/plugin-gen.c | 4 +--- accel/tcg/translator.c | 2 +- plugins/api.c | 14 +++++++++----- 5 files changed, 14 insertions(+), 16 deletions(-) diff --git a/include/exec/plugin-gen.h b/include/exec/plugin-gen.h index f333f33198..cbb2ca2131 100644 --- a/include/exec/plugin-gen.h +++ b/include/exec/plugin-gen.h @@ -18,8 +18,7 @@ struct DisasContextBase; #ifdef CONFIG_PLUGIN -bool plugin_gen_tb_start(CPUState *cpu, const struct DisasContextBase *db, - bool supress); +bool plugin_gen_tb_start(CPUState *cpu, const struct DisasContextBase *db); void plugin_gen_tb_end(CPUState *cpu, size_t num_insns); void plugin_gen_insn_start(CPUState *cpu, const struct DisasContextBase *db); void plugin_gen_insn_end(void); @@ -28,8 +27,8 @@ void plugin_gen_disable_mem_helpers(void); #else /* !CONFIG_PLUGIN */ -static inline bool -plugin_gen_tb_start(CPUState *cpu, const struct DisasContextBase *db, bool sup) +static inline +bool plugin_gen_tb_start(CPUState *cpu, const struct DisasContextBase *db) { return false; } diff --git a/include/qemu/plugin.h b/include/qemu/plugin.h index c32bb97667..03081be543 100644 --- a/include/qemu/plugin.h +++ b/include/qemu/plugin.h @@ -106,8 +106,6 @@ struct qemu_plugin_insn { /* if set, the instruction calls helpers that might access guest memory */ bool mem_helper; - - bool mem_only; }; /* A scoreboard is an array of values, indexed by vcpu_index */ @@ -124,7 +122,6 @@ struct qemu_plugin_tb { uint64_t vaddr2; void *haddr1; void *haddr2; - bool mem_only; /* if set, the TB calls helpers that might access guest memory */ bool mem_helper; diff --git a/accel/tcg/plugin-gen.c b/accel/tcg/plugin-gen.c index be2451be58..a4656859c6 100644 --- a/accel/tcg/plugin-gen.c +++ b/accel/tcg/plugin-gen.c @@ -303,8 +303,7 @@ static void plugin_gen_inject(struct qemu_plugin_tb *plugin_tb) } } -bool plugin_gen_tb_start(CPUState *cpu, const DisasContextBase *db, - bool mem_only) +bool plugin_gen_tb_start(CPUState *cpu, const DisasContextBase *db) { bool ret = false; @@ -323,7 +322,6 @@ bool plugin_gen_tb_start(CPUState *cpu, const DisasContextBase *db, ptb->vaddr2 = -1; ptb->haddr1 = db->host_addr[0]; ptb->haddr2 = NULL; - ptb->mem_only = mem_only; ptb->mem_helper = false; tcg_gen_plugin_cb(PLUGIN_GEN_FROM_TB); diff --git a/accel/tcg/translator.c b/accel/tcg/translator.c index df73312f99..5a059ce83e 100644 --- a/accel/tcg/translator.c +++ b/accel/tcg/translator.c @@ -143,7 +143,7 @@ void translator_loop(CPUState *cpu, TranslationBlock *tb, int *max_insns, ops->tb_start(db, cpu); tcg_debug_assert(db->is_jmp == DISAS_NEXT); /* no early exit */ - plugin_enabled = plugin_gen_tb_start(cpu, db, cflags & CF_MEMI_ONLY); + plugin_enabled = plugin_gen_tb_start(cpu, db); db->plugin_enabled = plugin_enabled; while (true) { diff --git a/plugins/api.c b/plugins/api.c index 7b8b7523b3..39895a1cb1 100644 --- a/plugins/api.c +++ b/plugins/api.c @@ -87,12 +87,17 @@ void qemu_plugin_register_vcpu_exit_cb(qemu_plugin_id_t id, plugin_register_cb(id, QEMU_PLUGIN_EV_VCPU_EXIT, cb); } +static bool tb_is_mem_only(void) +{ + return tb_cflags(tcg_ctx->gen_tb) & CF_MEMI_ONLY; +} + void qemu_plugin_register_vcpu_tb_exec_cb(struct qemu_plugin_tb *tb, qemu_plugin_vcpu_udata_cb_t cb, enum qemu_plugin_cb_flags flags, void *udata) { - if (!tb->mem_only) { + if (!tb_is_mem_only()) { plugin_register_dyn_cb__udata(&tb->cbs, cb, flags, udata); } } @@ -103,7 +108,7 @@ void qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu( qemu_plugin_u64 entry, uint64_t imm) { - if (!tb->mem_only) { + if (!tb_is_mem_only()) { plugin_register_inline_op_on_entry(&tb->cbs, 0, op, entry, imm); } } @@ -113,7 +118,7 @@ void qemu_plugin_register_vcpu_insn_exec_cb(struct qemu_plugin_insn *insn, enum qemu_plugin_cb_flags flags, void *udata) { - if (!insn->mem_only) { + if (!tb_is_mem_only()) { plugin_register_dyn_cb__udata(&insn->insn_cbs, cb, flags, udata); } } @@ -124,7 +129,7 @@ void qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu( qemu_plugin_u64 entry, uint64_t imm) { - if (!insn->mem_only) { + if (!tb_is_mem_only()) { plugin_register_inline_op_on_entry(&insn->insn_cbs, 0, op, entry, imm); } } @@ -206,7 +211,6 @@ qemu_plugin_tb_get_insn(const struct qemu_plugin_tb *tb, size_t idx) return NULL; } insn = g_ptr_array_index(tb->insns, idx); - insn->mem_only = tb->mem_only; return insn; }