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([71.212.149.95]) by smtp.gmail.com with ESMTPSA id g7-20020a170902934700b001b7cbc5871csm1920432plp.53.2023.10.03.11.31.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 03 Oct 2023 11:31:05 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: fei2.wu@intel.com, "Vanderson M . do Rosario" , =?utf-8?q?Alex_Benn=C3=A9e?= Subject: [PATCH v17 07/16] accel/tcg: Collect TB jit statistics Date: Tue, 3 Oct 2023 11:30:49 -0700 Message-Id: <20231003183058.1639121-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20231003183058.1639121-1-richard.henderson@linaro.org> References: <20231003183058.1639121-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::62e; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x62e.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+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Collect items like input and output code size, guest instruction count, intermediate ops, spills, etc. Signed-off-by: Vanderson M. do Rosario Signed-off-by: Alex Bennée Signed-off-by: Fei Wu [rth: Consolidated at the end of translation.] Signed-off-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daudé --- accel/tcg/translate-all.c | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c index 6e64ae2dbe..ad4538f169 100644 --- a/accel/tcg/translate-all.c +++ b/accel/tcg/translate-all.c @@ -557,6 +557,27 @@ TranslationBlock *tb_gen_code(CPUState *cpu, return tb; } + /* Record JIT statistics, if required. */ + if (unlikely(tb_stats_enabled & TB_STATS_JIT)) { + TBStatistics *s = tb->tb_stats; + if (s) { + s->code.num_tcg_ops += tcg_ctx->orig_nb_ops; + s->code.num_tcg_ops_opt += tcg_ctx->nb_ops; + s->code.temps += tcg_ctx->nb_temps; + s->code.deleted_ops += tcg_ctx->nb_deleted_ops; + s->code.spills += tcg_ctx->nb_spills; + + s->code.num_guest_inst += tb->icount; + s->code.in_len += tb->size; + s->code.out_len += tb->tc.size; + s->code.search_out_len += search_size; + s->translations.total += 1; + if (tb_page_addr1(tb) != -1) { + s->translations.spanning += 1; + } + } + } + /* * Insert TB into the corresponding region tree before publishing it * through QHT. Otherwise rewinding happened in the TB might fail to