From patchwork Thu May 2 18:08:44 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pierrick Bouvier X-Patchwork-Id: 794123 Delivered-To: patch@linaro.org Received: by 2002:adf:a153:0:b0:34d:5089:5a9e with SMTP id r19csp387783wrr; Thu, 2 May 2024 11:10:07 -0700 (PDT) X-Forwarded-Encrypted: i=2; AJvYcCWq9efazrYBNt3FF0hPqv3k9Ktm5yeOcheZwLLAYuGBS5yDvcRXW8bRpF9nk0jXke39QV9kMgKaYxQs7PBrVcmW X-Google-Smtp-Source: AGHT+IEwOD47FlpCTnPft9nebJCyuhiMogdpYi3C8Ha4IeZ/oQ9tJ5qzI8ZbNpFfWaGnB0++ETAI X-Received: by 2002:a05:620a:d4e:b0:790:9460:dca4 with SMTP id o14-20020a05620a0d4e00b007909460dca4mr329072qkl.50.1714673407067; Thu, 02 May 2024 11:10:07 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1714673407; cv=none; d=google.com; s=arc-20160816; b=QcF1HwqRtE+uV1Npk+xnXyEf11C5iVPAiTDLJabqVF4b+7zOt2qLZFWktQRVugZOA6 2KSn47Rjz41zRNgV7CkfeZWT2HDq5ZWpWZ6dGTN+hBlG4i/DQOJyC1IkQ/JW4xOJ6SY/ va0jzyWJVpOTQgMSNVgSkgMp8bvZ5iiUQfnOcG8VbKa5uYWx7iBQT/8G4ZXfQW82nbwA ZPcManrdCqvQccBL0LygtOSHcLElGTzZbHVLjBXDdVmEI9NYMf3IB+xN9yTVfEClSd1v VcVt7rHSCmJ9a648+A1ss3uYgsJaSTPTM25QgoFx4+TI3MMcRsxILq5obxKpCwcj3FQK DFiQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:cc:to :from:dkim-signature; bh=2beT2tzRu3j4Fw+iz/bRTxltqeTIVi+ouKFafXgHyiA=; fh=cGQQHKa+VmgbxLLxTvBCsw0Hx1TzppraI5gmJtpkFxg=; b=thXVZ9P3Q8IlBsA3JeW7dY9H451QnRGRnII2CFQ7srj6+UVKfsk54VqKGnNqWoOi6B RY7UiPLRDSRXUEtGuoiT2OQnay0ODq+mRo2DpYEBRF+mSe4eurx4dlJJIgqbfv3rBqTs 8GDHk/hnnXE10yWvEZmCpJDtB0944hqISXrgKBYTGIwmbLrm4iTi79gAx9HM/1pqGl+7 ND9275odrIHL23bKh0i22Yef27HenyfI8vmZ7zGVg9wQEIC9UMUAMIdt6pP2AEExG9tT 96OD7GyGWgi+CMm5aVCo5QwsXn1EdoaIWycDcGBqdgvlnzrCnw62YBu1YsSr0MrMVwIy zIKg==; dara=google.com ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=pdww+txG; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id vy7-20020a05620a490700b00790f0470eafsi1411221qkn.675.2024.05.02.11.10.06 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 02 May 2024 11:10:07 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=pdww+txG; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1s2arw-0003GE-0L; Thu, 02 May 2024 14:09:20 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1s2arl-0003BU-Pk for qemu-devel@nongnu.org; Thu, 02 May 2024 14:09:10 -0400 Received: from mail-pl1-x62f.google.com ([2607:f8b0:4864:20::62f]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1s2arj-0003R6-Iu for qemu-devel@nongnu.org; Thu, 02 May 2024 14:09:09 -0400 Received: by mail-pl1-x62f.google.com with SMTP id d9443c01a7336-1e83a2a4f2cso55203965ad.1 for ; Thu, 02 May 2024 11:09:07 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1714673346; x=1715278146; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=2beT2tzRu3j4Fw+iz/bRTxltqeTIVi+ouKFafXgHyiA=; b=pdww+txGUU+IfG/ryuDI5/EUeafk7tU3MpxuaA6uHLAzE2vFGynxDbnwjFceuNBwNo /wTWA0/vvIvGYkbeb20AkMYtDIZWnl9O/RLL3BQfAFwsmdWkCDkEgFpHkp9tUNl8w1kI o96oz+/YEM/F+6XM5DD33IG4AyzLdONdfitN5a+eTQJ1lJfeBjCeSGi8d0FIEvyP7tcF EOeHIG5iph3QY7+6H7CjUmrLyf8GiYUcYvHYLCkCEz/EpZo67xE3pqBnS6BEfSBk+1Ne JVhaet6d9RUhpqdj79SkkCzGWLnLtzzVVRm+jEqeJYptR7MhoFXdx7dYXk8RZqymNXV4 FXBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1714673346; x=1715278146; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=2beT2tzRu3j4Fw+iz/bRTxltqeTIVi+ouKFafXgHyiA=; b=YC6narbTOn63kVJV1IJOyiyzM6NC2Qn5iICuXeheA2M4YEtnd9w6vsCQRLU5sXPGzu GHeGQ3nctggNGe+HnBRXKbNSPWFEs2MWnGh/52okogL+krksRa+w26/6F/Dfwac7qGmF 2Puek7C0pQyQKK+tSPJK+BsFmni7z6es/ajA3A0F75389pyirFbqCY/zcDY4xmFRLOOu OrRR2kVSphF84T9YyC6Rlo3bON38Qkz1hy9fanvgWco8BfOAIYG/gyiPLgMBYHd4WRVY l9OxtbXe+nfzB/uqP/p2T5fFfC66XUggOmI7NMAgvBr8tEdhl6WoPaT+/0p6Qx9J2FLL 3qmg== X-Gm-Message-State: AOJu0YwXMej037QH0zc+b8Ccj2f//3Nx1IU8a5/L/1rT6XTzvxo6D/0M WWZ5HEi1rzhImcb3xCeOtur8CBZu8Y0Qq0VElZoolkETuI1Ae3DTw55hza1ReaDCx+Nc9zmSzir Lr9s= X-Received: by 2002:a17:902:e848:b0:1e4:4537:40ab with SMTP id t8-20020a170902e84800b001e4453740abmr563739plg.12.1714673345822; Thu, 02 May 2024 11:09:05 -0700 (PDT) Received: from linaro.vn.shawcable.net ([2604:3d08:9384:1d00::ecd0]) by smtp.gmail.com with ESMTPSA id c17-20020a170902d49100b001ebd73f61fcsm1615605plg.121.2024.05.02.11.09.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 02 May 2024 11:09:05 -0700 (PDT) From: Pierrick Bouvier To: qemu-devel@nongnu.org Cc: =?utf-8?q?Alex_Benn=C3=A9e?= , Pierrick Bouvier , Mahmoud Mandour , Richard Henderson , Alexandre Iooss , Paolo Bonzini Subject: [PATCH v5 6/9] tests/plugin/inline: add test for conditional callback Date: Thu, 2 May 2024 11:08:44 -0700 Message-Id: <20240502180847.287673-7-pierrick.bouvier@linaro.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20240502180847.287673-1-pierrick.bouvier@linaro.org> References: <20240502180847.287673-1-pierrick.bouvier@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::62f; envelope-from=pierrick.bouvier@linaro.org; helo=mail-pl1-x62f.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Count number of tb and insn executed using a conditional callback. We ensure the callback has been called expected number of time (per vcpu). Reviewed-by: Richard Henderson Signed-off-by: Pierrick Bouvier --- tests/plugin/inline.c | 89 +++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 86 insertions(+), 3 deletions(-) diff --git a/tests/plugin/inline.c b/tests/plugin/inline.c index 103c3a22f6e..cd63827b7d8 100644 --- a/tests/plugin/inline.c +++ b/tests/plugin/inline.c @@ -20,8 +20,14 @@ typedef struct { uint64_t count_insn_inline; uint64_t count_mem; uint64_t count_mem_inline; + uint64_t tb_cond_num_trigger; + uint64_t tb_cond_track_count; + uint64_t insn_cond_num_trigger; + uint64_t insn_cond_track_count; } CPUCount; +static const uint64_t cond_trigger_limit = 100; + typedef struct { uint64_t data_insn; uint64_t data_tb; @@ -35,6 +41,10 @@ static qemu_plugin_u64 count_insn; static qemu_plugin_u64 count_insn_inline; static qemu_plugin_u64 count_mem; static qemu_plugin_u64 count_mem_inline; +static qemu_plugin_u64 tb_cond_num_trigger; +static qemu_plugin_u64 tb_cond_track_count; +static qemu_plugin_u64 insn_cond_num_trigger; +static qemu_plugin_u64 insn_cond_track_count; static struct qemu_plugin_scoreboard *data; static qemu_plugin_u64 data_insn; static qemu_plugin_u64 data_tb; @@ -56,12 +66,19 @@ static void stats_insn(void) const uint64_t per_vcpu = qemu_plugin_u64_sum(count_insn); const uint64_t inl_per_vcpu = qemu_plugin_u64_sum(count_insn_inline); + const uint64_t cond_num_trigger = + qemu_plugin_u64_sum(insn_cond_num_trigger); + const uint64_t cond_track_left = qemu_plugin_u64_sum(insn_cond_track_count); + const uint64_t conditional = + cond_num_trigger * cond_trigger_limit + cond_track_left; printf("insn: %" PRIu64 "\n", expected); printf("insn: %" PRIu64 " (per vcpu)\n", per_vcpu); printf("insn: %" PRIu64 " (per vcpu inline)\n", inl_per_vcpu); + printf("insn: %" PRIu64 " (cond cb)\n", conditional); g_assert(expected > 0); g_assert(per_vcpu == expected); g_assert(inl_per_vcpu == expected); + g_assert(conditional == expected); } static void stats_tb(void) @@ -70,12 +87,18 @@ static void stats_tb(void) const uint64_t per_vcpu = qemu_plugin_u64_sum(count_tb); const uint64_t inl_per_vcpu = qemu_plugin_u64_sum(count_tb_inline); + const uint64_t cond_num_trigger = qemu_plugin_u64_sum(tb_cond_num_trigger); + const uint64_t cond_track_left = qemu_plugin_u64_sum(tb_cond_track_count); + const uint64_t conditional = + cond_num_trigger * cond_trigger_limit + cond_track_left; printf("tb: %" PRIu64 "\n", expected); printf("tb: %" PRIu64 " (per vcpu)\n", per_vcpu); printf("tb: %" PRIu64 " (per vcpu inline)\n", inl_per_vcpu); + printf("tb: %" PRIu64 " (conditional cb)\n", conditional); g_assert(expected > 0); g_assert(per_vcpu == expected); g_assert(inl_per_vcpu == expected); + g_assert(conditional == expected); } static void stats_mem(void) @@ -104,14 +127,35 @@ static void plugin_exit(qemu_plugin_id_t id, void *udata) const uint64_t insn_inline = qemu_plugin_u64_get(count_insn_inline, i); const uint64_t mem = qemu_plugin_u64_get(count_mem, i); const uint64_t mem_inline = qemu_plugin_u64_get(count_mem_inline, i); - printf("cpu %d: tb (%" PRIu64 ", %" PRIu64 ") | " - "insn (%" PRIu64 ", %" PRIu64 ") | " + const uint64_t tb_cond_trigger = + qemu_plugin_u64_get(tb_cond_num_trigger, i); + const uint64_t tb_cond_left = + qemu_plugin_u64_get(tb_cond_track_count, i); + const uint64_t insn_cond_trigger = + qemu_plugin_u64_get(insn_cond_num_trigger, i); + const uint64_t insn_cond_left = + qemu_plugin_u64_get(insn_cond_track_count, i); + printf("cpu %d: tb (%" PRIu64 ", %" PRIu64 + ", %" PRIu64 " * %" PRIu64 " + %" PRIu64 + ") | " + "insn (%" PRIu64 ", %" PRIu64 + ", %" PRIu64 " * %" PRIu64 " + %" PRIu64 + ") | " "mem (%" PRIu64 ", %" PRIu64 ")" "\n", - i, tb, tb_inline, insn, insn_inline, mem, mem_inline); + i, + tb, tb_inline, + tb_cond_trigger, cond_trigger_limit, tb_cond_left, + insn, insn_inline, + insn_cond_trigger, cond_trigger_limit, insn_cond_left, + mem, mem_inline); g_assert(tb == tb_inline); g_assert(insn == insn_inline); g_assert(mem == mem_inline); + g_assert(tb_cond_trigger == tb / cond_trigger_limit); + g_assert(tb_cond_left == tb % cond_trigger_limit); + g_assert(insn_cond_trigger == insn / cond_trigger_limit); + g_assert(insn_cond_left == insn % cond_trigger_limit); } stats_tb(); @@ -132,6 +176,24 @@ static void vcpu_tb_exec(unsigned int cpu_index, void *udata) g_mutex_unlock(&tb_lock); } +static void vcpu_tb_cond_exec(unsigned int cpu_index, void *udata) +{ + g_assert(qemu_plugin_u64_get(tb_cond_track_count, cpu_index) == + cond_trigger_limit); + g_assert(qemu_plugin_u64_get(data_tb, cpu_index) == (uintptr_t) udata); + qemu_plugin_u64_set(tb_cond_track_count, cpu_index, 0); + qemu_plugin_u64_add(tb_cond_num_trigger, cpu_index, 1); +} + +static void vcpu_insn_cond_exec(unsigned int cpu_index, void *udata) +{ + g_assert(qemu_plugin_u64_get(insn_cond_track_count, cpu_index) == + cond_trigger_limit); + g_assert(qemu_plugin_u64_get(data_insn, cpu_index) == (uintptr_t) udata); + qemu_plugin_u64_set(insn_cond_track_count, cpu_index, 0); + qemu_plugin_u64_add(insn_cond_num_trigger, cpu_index, 1); +} + static void vcpu_insn_exec(unsigned int cpu_index, void *udata) { qemu_plugin_u64_add(count_insn, cpu_index, 1); @@ -163,6 +225,12 @@ static void vcpu_tb_trans(qemu_plugin_id_t id, struct qemu_plugin_tb *tb) qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu( tb, QEMU_PLUGIN_INLINE_ADD_U64, count_tb_inline, 1); + qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu( + tb, QEMU_PLUGIN_INLINE_ADD_U64, tb_cond_track_count, 1); + qemu_plugin_register_vcpu_tb_exec_cond_cb( + tb, vcpu_tb_cond_exec, QEMU_PLUGIN_CB_NO_REGS, + QEMU_PLUGIN_COND_EQ, tb_cond_track_count, cond_trigger_limit, tb_store); + for (int idx = 0; idx < qemu_plugin_tb_n_insns(tb); ++idx) { struct qemu_plugin_insn *insn = qemu_plugin_tb_get_insn(tb, idx); void *insn_store = insn; @@ -176,6 +244,13 @@ static void vcpu_tb_trans(qemu_plugin_id_t id, struct qemu_plugin_tb *tb) qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu( insn, QEMU_PLUGIN_INLINE_ADD_U64, count_insn_inline, 1); + qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu( + insn, QEMU_PLUGIN_INLINE_ADD_U64, insn_cond_track_count, 1); + qemu_plugin_register_vcpu_insn_exec_cond_cb( + insn, vcpu_insn_cond_exec, QEMU_PLUGIN_CB_NO_REGS, + QEMU_PLUGIN_COND_EQ, insn_cond_track_count, cond_trigger_limit, + insn_store); + qemu_plugin_register_vcpu_mem_inline_per_vcpu( insn, QEMU_PLUGIN_MEM_RW, QEMU_PLUGIN_INLINE_STORE_U64, @@ -207,6 +282,14 @@ int qemu_plugin_install(qemu_plugin_id_t id, const qemu_info_t *info, counts, CPUCount, count_insn_inline); count_mem_inline = qemu_plugin_scoreboard_u64_in_struct( counts, CPUCount, count_mem_inline); + tb_cond_num_trigger = qemu_plugin_scoreboard_u64_in_struct( + counts, CPUCount, tb_cond_num_trigger); + tb_cond_track_count = qemu_plugin_scoreboard_u64_in_struct( + counts, CPUCount, tb_cond_track_count); + insn_cond_num_trigger = qemu_plugin_scoreboard_u64_in_struct( + counts, CPUCount, insn_cond_num_trigger); + insn_cond_track_count = qemu_plugin_scoreboard_u64_in_struct( + counts, CPUCount, insn_cond_track_count); data = qemu_plugin_scoreboard_new(sizeof(CPUData)); data_insn = qemu_plugin_scoreboard_u64_in_struct(data, CPUData, data_insn); data_tb = qemu_plugin_scoreboard_u64_in_struct(data, CPUData, data_tb);