From nobody Fri Dec 19 17:54:24 2025 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2CCC1292929; Tue, 15 Apr 2025 08:24:29 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.21 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744705470; cv=none; b=lhb72jTOnAmosvwiDCJnqvSPdxcj/ffiDUxVm6x+Us46cxNSSWsHuQ1+UUOH2LxtUmIsu83lAP3dLarowOaTbz/O+OkDyfzXGKjz/opymFU7Krw2oCLHiDlrBfPVHkzGchfShRsJZ15HXxWa8Biz+17J5V9DvpQ8Eta3BIWErYA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744705470; c=relaxed/simple; bh=K0PCFpqXR+BoZPRcggrk+ij0mfJByFEiMMV0vPkyapU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=qfw0ajrMgg5vPpRBOcBitVYWyiobMsoSOrG8jvM0pQ8s7wfoBWJdc8kknsE6J726Ny2E8ZN6nK7xjlnbY1P9TDkEBKgsFRgPHtFlXcUSz3LLDSGIv/gRaA3vgpy51yKj1pKem3/MkrKaeYWn+EYa4N4tWpcBUCt0sZr1XlzReDg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=CnPGop0P; arc=none smtp.client-ip=198.175.65.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="CnPGop0P" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1744705470; x=1776241470; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=K0PCFpqXR+BoZPRcggrk+ij0mfJByFEiMMV0vPkyapU=; b=CnPGop0PyLV5WMZ2JW31uRnxixmiB5KQZ9X0Ai/AKzBtxoZiNRuO8g9+ ez4tLwnPtxNPnGfQXiJsTxagYtkNIgA7/L+agE7uDG7P2dTCvQHWD/2iF QO0JQrI8bo4a3bSGuN01eYeV3breAr3gKxxOiSG/HDxC+3M50PIVl0Ohp kahINo1rTHqF6Kro9nR31qhGOY/fS+9122G66Y9roK2czW0IyViUc8Q0q JlMzspxz7hnfymGprBQDcmVniahaZZI0osRuq/SaXoC74s1lYxfNsltr0 xbIwpwkuV2VmR4sz0ili9t3h8QXmEuTUnPVtt2WKHtd67IZ3YsUfk9jsv A==; X-CSE-ConnectionGUID: UYyPPPsdRc+Rmc31Qyrt6w== X-CSE-MsgGUID: iwlnnQEYSp6EB5AZ84JPPQ== X-IronPort-AV: E=McAfee;i="6700,10204,11403"; a="46116255" X-IronPort-AV: E=Sophos;i="6.15,213,1739865600"; d="scan'208";a="46116255" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Apr 2025 01:24:29 -0700 X-CSE-ConnectionGUID: J+C/4w8mTbaacM+yta7nPw== X-CSE-MsgGUID: sChUOHhzTiqcxunNh4+LMQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,213,1739865600"; d="scan'208";a="130055727" Received: from emr.sh.intel.com ([10.112.229.56]) by fmviesa007.fm.intel.com with ESMTP; 15 Apr 2025 01:24:25 -0700 From: Dapeng Mi To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Ian Rogers , Adrian Hunter , Alexander Shishkin , Kan Liang , Andi Kleen , Eranian Stephane Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Dapeng Mi , Dapeng Mi Subject: [Patch v3 22/22] perf tools/tests: Add vector registers PEBS sampling test Date: Tue, 15 Apr 2025 11:44:28 +0000 Message-Id: <20250415114428.341182-23-dapeng1.mi@linux.intel.com> X-Mailer: git-send-email 2.40.1 In-Reply-To: <20250415114428.341182-1-dapeng1.mi@linux.intel.com> References: <20250415114428.341182-1-dapeng1.mi@linux.intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Current adaptive PEBS supports to capture some vector registers like XMM register, and arch-PEBS supports to capture wider vector registers like YMM and ZMM registers. This patch adds a perf test case to verify these vector registers can be captured correctly. Suggested-by: Kan Liang Signed-off-by: Dapeng Mi --- tools/perf/tests/shell/record.sh | 55 ++++++++++++++++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/tools/perf/tests/shell/record.sh b/tools/perf/tests/shell/reco= rd.sh index ba8d873d3ca7..d85aab09902b 100755 --- a/tools/perf/tests/shell/record.sh +++ b/tools/perf/tests/shell/record.sh @@ -116,6 +116,60 @@ test_register_capture() { echo "Register capture test [Success]" } =20 +test_vec_register_capture() { + echo "Vector register capture test" + if ! perf record -o /dev/null --quiet -e instructions:p true 2> /dev/null + then + echo "Vector register capture test [Skipped missing event]" + return + fi + if ! perf record --intr-regs=3D\? 2>&1 | grep -q 'XMM0' + then + echo "Vector register capture test [Skipped missing XMM registers]" + return + fi + if ! perf record -o - --intr-regs=3Dxmm0 -e instructions:p \ + -c 100000 ${testprog} 2> /dev/null \ + | perf script -F ip,sym,iregs -i - 2> /dev/null \ + | grep -q "XMM0:" + then + echo "Vector register capture test [Failed missing XMM output]" + err=3D1 + return + fi + echo "Vector registe (XMM) capture test [Success]" + if ! perf record --intr-regs=3D\? 2>&1 | grep -q 'YMM0' + then + echo "Vector register capture test [Skipped missing YMM registers]" + return + fi + if ! perf record -o - --intr-regs=3Dymm0 -e instructions:p \ + -c 100000 ${testprog} 2> /dev/null \ + | perf script -F ip,sym,iregs -i - 2> /dev/null \ + | grep -q "YMM0:" + then + echo "Vector register capture test [Failed missing YMM output]" + err=3D1 + return + fi + echo "Vector registe (YMM) capture test [Success]" + if ! perf record --intr-regs=3D\? 2>&1 | grep -q 'ZMM0' + then + echo "Vector register capture test [Skipped missing ZMM registers]" + return + fi + if ! perf record -o - --intr-regs=3Dzmm0 -e instructions:p \ + -c 100000 ${testprog} 2> /dev/null \ + | perf script -F ip,sym,iregs -i - 2> /dev/null \ + | grep -q "ZMM0:" + then + echo "Vector register capture test [Failed missing ZMM output]" + err=3D1 + return + fi + echo "Vector register (ZMM) capture test [Success]" +} + test_system_wide() { echo "Basic --system-wide mode test" if ! perf record -aB --synth=3Dno -o "${perfdata}" ${testprog} 2> /dev/n= ull @@ -318,6 +372,7 @@ fi =20 test_per_thread test_register_capture +test_vec_register_capture test_system_wide test_workload test_branch_counter --=20 2.40.1