From patchwork Sat Aug 21 19:59:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 1519282 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=D9c4zemE; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4GsTsB05yfz9sW8 for ; Sun, 22 Aug 2021 06:01:00 +1000 (AEST) Received: from localhost ([::1]:40678 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mHXAm-00027E-PW for incoming@patchwork.ozlabs.org; Sat, 21 Aug 2021 16:00:56 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49650) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mHX9w-00026j-6C for qemu-devel@nongnu.org; Sat, 21 Aug 2021 16:00:04 -0400 Received: from mail-pj1-x1030.google.com ([2607:f8b0:4864:20::1030]:39506) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mHX9u-0004RS-7p for qemu-devel@nongnu.org; Sat, 21 Aug 2021 16:00:03 -0400 Received: by mail-pj1-x1030.google.com with SMTP id oc2-20020a17090b1c0200b00179e56772d6so6174078pjb.4 for ; Sat, 21 Aug 2021 13:00:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=lIQ/OA4yaudhj2NJw5BECafH1Pa0q9uSWP5z0glX674=; b=D9c4zemE/yVCBktpg4kfxd04yG2+bItSnO7oJlyzleREfL44wEfLSLR+7yRV/vWwbP +5vkMgH+y0dol2Sz5/O4xJxQH1HfFEJOG0Rs1zf9zdSwwdy33IqkhwxakmatdUFzb+qJ ogQS7sB0VEkWYl7x39W20ipUjlEQmuPlOekjuAUj3LS6KMPU9Vzu1QYxRF4S4Lj/O6T4 d585NUUoMJt33J+Xg/G9+1wxzs9BQbeJ+bUb6QCNBkkS81I55DPeRY3a8Nv8E4GtqpRU qHxPLqLiSfVW0O3cnFrarJQCdfDPcyhkXq6pekic777pYIJ/M7bByRcTzBJTZgSiDZMF 3CZQ== 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:mime-version :content-transfer-encoding; bh=lIQ/OA4yaudhj2NJw5BECafH1Pa0q9uSWP5z0glX674=; b=BOgBrce1ftL8NdYAcSTO6YybmWfjHAOFtK9MPDFu1lryexfjQR74doI+h05TIeAATP 1l1Di0ZVo+5eI2yppVJUxD7h2dd86qJhZzgKyIc0Hwoo3EmlMwxPSLqEfKnuWseabjw8 +RL9wwlnMgOlI+EwtxTvZOhlAyertAGl47JlLtEUA9bdqBFnbZ5UPRUVBLOgu36YGAca l+U1jh/UAm3UAQ6oiuzsjX0SXVOL/07+ZEoappojemZ46Ex/bVjKS06jeh8MQTI7lQir lNgwLJFOSo7oPM8rEOpyLDUy2m1FG1sHPTpFLR/KGVCHqO1Qs6gH+0CDh636gIJDjoAd 9V7g== X-Gm-Message-State: AOAM531YFfXO1hHBZnB8q2s3f1Tcw4ID0meKwT9OzcvNMWMZ1BF7mtYp PDDGyeE34iDhG/Xhe7Obo/eJL3ySgYjGsg== X-Google-Smtp-Source: ABdhPJy05R13rG1Y6ffOzLz2jhn4MetMzg/Qv6dbJuhdco2pzlRo9eiNH8qkZ55Eo17NYCH+v1Gwpg== X-Received: by 2002:a17:90a:a406:: with SMTP id y6mr10996064pjp.221.1629575999990; Sat, 21 Aug 2021 12:59:59 -0700 (PDT) Received: from localhost.localdomain ([71.212.149.176]) by smtp.gmail.com with ESMTPSA id h13sm12562257pgh.93.2021.08.21.12.59.59 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 Aug 2021 12:59:59 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 0/8] target/arm: Fix insn exception priorities Date: Sat, 21 Aug 2021 12:59:50 -0700 Message-Id: <20210821195958.41312-1-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::1030; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1030.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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Raise pc alignment faults. Fix single-step and pc-align priority over breakpoints. Not yet fixing insn abort priority over breakpoints. Based-on: 20210813131809.28655-1-peter.maydell@linaro.org ("linux-user: Clean up siginfo_t handling for arm, aarch64") Changes for v2: * Handle the exceptions in cpu_loop. * Fix how the instruction is raised for aa32 el1. * Add pc alignment test cases. r~ Peter Maydell (1): target/arm: Take an exception if PSTATE.IL is set Richard Henderson (7): target/arm: Merge disas_a64_insn into aarch64_tr_translate_insn linux-user/aarch64: Handle EC_PCALIGNMENT linux-user/arm: Report SIGBUS and SIGSEGV correctly target/arm: Take an exception if PC is misaligned target/arm: Assert thumb pc is aligned target/arm: Suppress bp for exceptions with more priority tests/tcg: Add arm and aarch64 pc alignment tests target/arm/cpu.h | 1 + target/arm/helper.h | 1 + target/arm/syndrome.h | 10 ++ target/arm/translate.h | 2 + linux-user/aarch64/cpu_loop.c | 44 +++-- linux-user/arm/cpu_loop.c | 39 ++++- target/arm/debug_helper.c | 23 +++ target/arm/gdbstub.c | 9 +- target/arm/helper-a64.c | 1 + target/arm/helper.c | 8 + target/arm/machine.c | 9 + target/arm/tlb_helper.c | 24 +++ target/arm/translate-a64.c | 276 ++++++++++++++++-------------- target/arm/translate.c | 63 ++++++- tests/tcg/aarch64/pcalign-a64.c | 37 ++++ tests/tcg/arm/pcalign-a32.c | 46 +++++ tests/tcg/aarch64/Makefile.target | 4 +- tests/tcg/arm/Makefile.target | 4 + 18 files changed, 441 insertions(+), 160 deletions(-) create mode 100644 tests/tcg/aarch64/pcalign-a64.c create mode 100644 tests/tcg/arm/pcalign-a32.c