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{ "id": 2195819, "url": "http://patchwork.ozlabs.org/api/covers/2195819/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/cover/20260212033435.3598-1-ltaylorsimpson@gmail.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260212033435.3598-1-ltaylorsimpson@gmail.com>", "list_archive_url": null, "date": "2026-02-12T03:34:27", "name": "[0/8] Hexagon (target/hexagon) Check opcodes versions", "submitter": { "id": 86757, "url": "http://patchwork.ozlabs.org/api/people/86757/?format=api", "name": "Taylor Simpson", "email": "ltaylorsimpson@gmail.com" }, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/cover/20260212033435.3598-1-ltaylorsimpson@gmail.com/mbox/", "series": [ { "id": 491930, "url": "http://patchwork.ozlabs.org/api/series/491930/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=491930", "date": "2026-02-12T03:34:34", "name": "Hexagon (target/hexagon) Check opcodes versions", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/491930/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/covers/2195819/comments/", "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=gmail.com header.i=@gmail.com header.a=rsa-sha256\n header.s=20230601 header.b=MpFUsBUZ;\n\tdkim-atps=neutral", "legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org\n (client-ip=209.51.188.17; helo=lists.gnu.org;\n envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org;\n receiver=patchwork.ozlabs.org)" ], "Received": [ "from lists.gnu.org (lists.gnu.org [209.51.188.17])\n\t(using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits))\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4fBLYb3YxZz1xpY\n\tfor <incoming@patchwork.ozlabs.org>; Thu, 12 Feb 2026 14:36:03 +1100 (AEDT)", "from localhost ([::1] helo=lists1p.gnu.org)\n\tby lists.gnu.org with esmtp (Exim 4.90_1)\n\t(envelope-from <qemu-devel-bounces@nongnu.org>)\n\tid 1vqNTZ-0007hh-3F; Wed, 11 Feb 2026 22:34:45 -0500", "from eggs.gnu.org ([2001:470:142:3::10])\n by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)\n (Exim 4.90_1) (envelope-from <ltaylorsimpson@gmail.com>)\n id 1vqNTW-0007hC-R9\n for qemu-devel@nongnu.org; Wed, 11 Feb 2026 22:34:42 -0500", "from mail-ot1-x333.google.com ([2607:f8b0:4864:20::333])\n by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128)\n (Exim 4.90_1) (envelope-from <ltaylorsimpson@gmail.com>)\n id 1vqNTV-0008H0-C2\n for qemu-devel@nongnu.org; Wed, 11 Feb 2026 22:34:42 -0500", "by mail-ot1-x333.google.com with SMTP id\n 46e09a7af769-7d195166b2cso5960797a34.3\n for <qemu-devel@nongnu.org>; Wed, 11 Feb 2026 19:34:41 -0800 (PST)", "from taylor-ubuntu.. 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This series changes the behavior\nsuch that only the opcodes available on the currently executing Hexagon\nCPU version can execute.\n\nChanges include:\nMark which Hexagon CPU version is currently executing\nCheck that each opcode is supported in the Hexagon CPU version\nIf not, raise SIGILL\nProperly handle disassembly (-d in_asm)\nTest case added\n\nNote that this series borrows elements from Brian Cain's \"Handle some\ninvalid encodings\" series. Therefore, it will need slight rework after\nthose patches are merged.\n\nCo-authored-by: Matheus Tavares Bernardino <matheus.bernardino@oss.qualcomm.com>\nCo-authored-by: Brian Cain <brian.cain@oss.qualcomm.com>\n\nBrian Cain (2):\n Hexagon (linux-user/hexagon) Convert INVALID_PACKET into SIGILL\n tests/tcg/hexagon: Add test for revision-gated instruction decoding\n\nMatheus Tavares Bernardino (1):\n Hexagon (target/hexagon) Introduce tag_rev_info.c.inc\n\nTaylor Simpson (5):\n Hexagon (target/hexagon) Properly handle Hexagon CPU version\n Hexagon (linux-user/hexagon) Identify Hexagon version in ELF file\n Hexagon (target/hexagon) Add Hexagon version field to DisasContext\n Hexagon (target/hexagon) Check each opcode against current CPU version\n Hexagon (target/hexagon) Disassembly of invalid packets\n\n target/hexagon/cpu-qom.h | 21 ++++\n target/hexagon/cpu.h | 2 +\n target/hexagon/cpu_bits.h | 4 +-\n target/hexagon/translate.h | 1 +\n disas/hexagon.c | 3 +-\n linux-user/hexagon/cpu_loop.c | 4 +\n linux-user/hexagon/elfload.c | 43 ++++----\n target/hexagon/cpu.c | 31 ++++--\n target/hexagon/decode.c | 43 +++++++-\n target/hexagon/translate.c | 20 +++-\n tests/tcg/hexagon/check_rev_gating.c | 141 +++++++++++++++++++++++++++\n tests/tcg/hexagon/invalid-slots.c | 76 +++++++++++----\n target/hexagon/tag_rev_info.c.inc | 61 ++++++++++++\n tests/tcg/hexagon/Makefile.target | 12 +--\n 14 files changed, 409 insertions(+), 53 deletions(-)\n create mode 100644 tests/tcg/hexagon/check_rev_gating.c\n create mode 100644 target/hexagon/tag_rev_info.c.inc" }