From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.6 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0EB03C3F68F for ; Wed, 5 Feb 2020 17:23:53 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id D2A6220702 for ; Wed, 5 Feb 2020 17:23:52 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="vBSthV3Z" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org D2A6220702 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:54126 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1izOP2-0001Vz-3i for qemu-devel@archiver.kernel.org; Wed, 05 Feb 2020 12:23:52 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:38058) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1izOIa-0007se-HS for qemu-devel@nongnu.org; Wed, 05 Feb 2020 12:17:13 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1izOIZ-0006nD-0V for qemu-devel@nongnu.org; Wed, 05 Feb 2020 12:17:12 -0500 Received: from mail-wr1-x442.google.com ([2a00:1450:4864:20::442]:38072) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1izOIY-0006g2-NN for qemu-devel@nongnu.org; Wed, 05 Feb 2020 12:17:10 -0500 Received: by mail-wr1-x442.google.com with SMTP id y17so3708981wrh.5 for ; Wed, 05 Feb 2020 09:17:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=eSwmQ9XA2bwdY7fVj2P4vxFM2o9VugdkCcmqMvw8Uvk=; b=vBSthV3ZD4MVKGnGuvyLazWzQciPrPCI12GGugdBxFC7jIx94G0/CR41Pq4bzm6bQr dal+sLntS/Cc8orEYy8hCAYPtqFpphr+3Pc2e2TxI+O/I346N+c8E7VtF1pBx7GQ1wds R2nZzICFLNY+xJTvuG7DS5qdmcMlqNJ/Z9MjfhQrHhwJebW9Dh0cVBgp/NSjcnd802P8 /veR43W3JvrNkY3v/qsm7HAwxZ2W3dYRphEiBTpa6nbSJoE07Fm2OH0qhe7QgmT4apvR QuzAlbqh6YRlDmEEPEc0E0dKv6/33dyHaPaEuYGgJY7HBLl3IdM/MqWDLbFxyQcYi1Dy P4MQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=eSwmQ9XA2bwdY7fVj2P4vxFM2o9VugdkCcmqMvw8Uvk=; b=U6QmMcjIFwydS6n6RJ9aVv4rlDOKt+Ietl+GYf+B/Lb6QJSrEm/0agixjsdkyOcrxa dOB8iG93+OSlLxD5GlbH+Bn6ILwmdHmSGstg8k1BMc5QsytPrp5pg3PE7v8kB3dFvd5g KTMPaTL1DFzT6yJ+8a0QOrKIfAQr2CKpjJ5ztquhYbryPXvmzGHfmNsowsIQ6qc1e6+n 5HoL3eePyh8lcbPZHHU4AUntpbWYH1uXrj0dTSQ5+k9cxmoIdArczeI6KTDDuakWY7Fo IK8InqbyxibQiPJdpoTHtugGoPC/JFAhNlEM0lPYdg/0wXBZJ/VnVT8bHd44ojVXBvAI 1fOQ== X-Gm-Message-State: APjAAAXNFbToiiG9jtG720J5AfEgo2Pxo9DAlX9bPCqKn/0Zg7AZx2OL Hb6VG5UH4PMDXS1AzhTM/jeVgw== X-Google-Smtp-Source: APXvYqyIAVGnEqTfQohXMVYoSxQI7nrtilzN6b+2pTVGivralZPcqjXxEWdtNM4FiFoMUTyde66RvQ== X-Received: by 2002:a5d:6692:: with SMTP id l18mr28298324wru.382.1580923029753; Wed, 05 Feb 2020 09:17:09 -0800 (PST) Received: from zen.linaroharston ([51.148.130.216]) by smtp.gmail.com with ESMTPSA id a26sm301523wmm.18.2020.02.05.09.17.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 05 Feb 2020 09:17:02 -0800 (PST) Received: from zen.lan (localhost [127.0.0.1]) by zen.linaroharston (Postfix) with ESMTP id A1A671FFAB; Wed, 5 Feb 2020 17:10:33 +0000 (GMT) From: =?UTF-8?q?Alex=20Benn=C3=A9e?= To: qemu-devel@nongnu.org Subject: [PATCH v6 20/22] tests/tcg/aarch64: add test-sve-ioctl guest-debug test Date: Wed, 5 Feb 2020 17:10:29 +0000 Message-Id: <20200205171031.22582-21-alex.bennee@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200205171031.22582-1-alex.bennee@linaro.org> References: <20200205171031.22582-1-alex.bennee@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a00:1450:4864:20::442 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: damien.hedde@greensocs.com, Peter Maydell , luis.machado@linaro.org, richard.henderson@linaro.org, "open list:ARM TCG CPUs" , alan.hayward@arm.com, =?UTF-8?q?Alex=20Benn=C3=A9e?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" This test exercises the gdbstub while runing the sve-iotcl test. I haven't plubmed it into make system as we need a way of verifying if gdb has the right support for SVE. Signed-off-by: Alex Bennée --- v4 - interrogate ZCR_EL1 directly as no longer have vg v5 - plumb in - skip if fails to connect v6 - fix for vg --- tests/tcg/aarch64/Makefile.target | 11 ++- tests/tcg/aarch64/gdbstub/test-sve-ioctl.py | 79 +++++++++++++++++++++ 2 files changed, 88 insertions(+), 2 deletions(-) create mode 100644 tests/tcg/aarch64/gdbstub/test-sve-ioctl.py diff --git a/tests/tcg/aarch64/Makefile.target b/tests/tcg/aarch64/Makefile.target index c879932ff6c..d99b2a9eced 100644 --- a/tests/tcg/aarch64/Makefile.target +++ b/tests/tcg/aarch64/Makefile.target @@ -54,15 +54,22 @@ sve-ioctls: CFLAGS+=-march=armv8.1-a+sve ifneq ($(HAVE_GDB_BIN),) GDB_SCRIPT=$(SRC_PATH)/tests/guest-debug/run-test.py -AARCH64_TESTS += gdbstub-sysregs +AARCH64_TESTS += gdbstub-sysregs gdbstub-sve-ioctls -.PHONY: gdbstub-sysregs +.PHONY: gdbstub-sysregs gdbstub-sve-ioctls run-gdbstub-sysregs: sysregs $(call run-test, $@, $(GDB_SCRIPT) \ --gdb $(HAVE_GDB_BIN) \ --qemu $(QEMU) --qargs "$(QEMU_OPTS)" \ --bin $< --test $(AARCH64_SRC)/gdbstub/test-sve.py, \ "basic gdbstub SVE support") + +run-gdbstub-sve-ioctls: sve-ioctls + $(call run-test, $@, $(GDB_SCRIPT) \ + --gdb $(HAVE_GDB_BIN) \ + --qemu $(QEMU) --qargs "$(QEMU_OPTS)" \ + --bin $< --test $(AARCH64_SRC)/gdbstub/test-sve-ioctl.py, \ + "basic gdbstub SVE ZLEN support") endif endif diff --git a/tests/tcg/aarch64/gdbstub/test-sve-ioctl.py b/tests/tcg/aarch64/gdbstub/test-sve-ioctl.py new file mode 100644 index 00000000000..c4425cc9462 --- /dev/null +++ b/tests/tcg/aarch64/gdbstub/test-sve-ioctl.py @@ -0,0 +1,79 @@ +from __future__ import print_function +# +# Test the SVE ZReg reports the right amount of data. It uses the +# sve-ioctl test and examines the register data each time the +# __sve_ld_done breakpoint is hit. +# +# This is launched via tests/guest-debug/run-test.py +# + +import gdb +import sys + +initial_vlen = 0 +failcount = 0 + +def report(cond, msg): + "Report success/fail of test" + if cond: + print ("PASS: %s" % (msg)) + else: + print ("FAIL: %s" % (msg)) + global failcount + failcount += 1 + +class TestBreakpoint(gdb.Breakpoint): + def __init__(self, sym_name="__sve_ld_done"): + super(TestBreakpoint, self).__init__(sym_name) + # self.sym, ok = gdb.lookup_symbol(sym_name) + + def stop(self): + val_i = gdb.parse_and_eval('i') + global initial_vlen + for i in range(0, int(val_i)): + val_z = gdb.parse_and_eval("$z0.b.u[%d]" % i) + report(int(val_z) == i, "z0.b.u[%d] == %d" % (i, i)) + for i in range(i + 1, initial_vlen): + val_z = gdb.parse_and_eval("$z0.b.u[%d]" % i) + report(int(val_z) == 0, "z0.b.u[%d] == 0" % (i)) + + +def run_test(): + "Run through the tests one by one" + + print ("Setup breakpoint") + bp = TestBreakpoint() + + global initial_vlen + vg = gdb.parse_and_eval("$vg") + initial_vlen = int(vg) * 16 + + gdb.execute("c") + +# +# This runs as the script it sourced (via -x, via run-test.py) +# +try: + inferior = gdb.selected_inferior() + arch = inferior.architecture() + report(arch.name() == "aarch64", "connected to aarch64") +except (gdb.error, AttributeError): + print("SKIPPING (not connected)", file=sys.stderr) + exit(0) + +try: + # These are not very useful in scripts + gdb.execute("set pagination off") + gdb.execute("set confirm off") + + # Run the actual tests + run_test() +except: + print ("GDB Exception: %s" % (sys.exc_info()[0])) + failcount += 1 + import code + code.InteractiveConsole(locals=globals()).interact() + raise + +print("All tests complete: %d failures" % failcount) +exit(failcount) -- 2.20.1