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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-431bd947b2bsm226238665e9.25.2024.11.05.05.53.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 05 Nov 2024 05:53:49 -0800 (PST) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 626cf26c-9b7d-11ef-a0c5-8be0dac302b0 X-Custom-Connection: eyJyZW1vdGVpcCI6IjJhMDA6MTQ1MDo0ODY0OjIwOjozMzQiLCJoZWxvIjoibWFpbC13bTEteDMzNC5nb29nbGUuY29tIn0= X-Custom-Transaction: eyJpZCI6IjYyNmNmMjZjLTliN2QtMTFlZi1hMGM1LThiZTBkYWMzMDJiMCIsInRzIjoxNzMwODE0ODMwLjU3NzA1Miwic2VuZGVyIjoiamJldWxpY2hAc3VzZS5jb20iLCJyZWNpcGllbnQiOiJ4ZW4tZGV2ZWxAbGlzdHMueGVucHJvamVjdC5vcmcifQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1730814829; x=1731419629; darn=lists.xenproject.org; h=content-transfer-encoding:autocrypt:subject:from:cc:to :content-language:user-agent:mime-version:date:message-id:from:to:cc :subject:date:message-id:reply-to; bh=+s5Oyk6glvdzfHQG54DyWol8OjSSU1tTw/PKtjSzTSE=; b=NsQ8sAlmfS+KyQ5S1aH/CscENUIUsIdjsZCmtQcm1NSgNdWVXsGms3cgL+mscRdES7 jra8KmJ2MS+FU0OKXL8KCGYzOm6rgmN/qfnAEhZYAR6nHe/ZCGtnl31DscoQ11yY0CGq 4l0aI29Er1EdEQ2zTROZquna46ZTMjHjkQn+P7UMKeaGK5Oxe/QCRc8o+GrglKtMAXhE jt7R5ldZtBX8JsCLCPYCHnm8DS4tNmt+tFBbrX3UPvI7fP/Cb0a/T10GvD3AzDddVcmy 6WUg+G6C6ACAhusYFTLn66SR5bWL91RKc4BnIfqlQyCDmORiDptHDzuXwxrTKkCHX94Y cGIg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730814829; x=1731419629; h=content-transfer-encoding:autocrypt:subject:from:cc:to :content-language:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=+s5Oyk6glvdzfHQG54DyWol8OjSSU1tTw/PKtjSzTSE=; b=XQJfOJz6jRdTDpAudYPLimuzoEhP6PjIftjmSr0EIFE/GSekUaFEqQriblgPNoBHMt 2XPo6fJwWIbq3qDUnm1wdHtjUk8DSjEhJFK9PSER06zkwHtPr9auWPQo8rGY3rfPwNd9 QMmCvJNARiKjRw4NJoRMuvSW6WLY5M+7RaxumMeJ/STWXGNfBgYDuZajpyjSsvljxTAX H88vrD3Cp0LHBeN3fd7WUzsIrKuA5L6HAWPadYFono8dPxALaExEpgwMYIlp8EFpPNiN IiQN6RY+l+MDX2zoPnLxF69/tOgyBDs3f1v3qbVhuwWqkIUZa4rn1Jv7YjxtVZVUfe1M QdJA== X-Gm-Message-State: AOJu0YwXeDrvozrBFIF3QazOW4uKDZ1aX3okkbs1/HuI5xZm0dP+oGJt vQS5iyax/6/S2zqGIWLk7H9nRxv8P2/rU20KmDCBe2nz+YTFeoNpr9vGapaH3G5goryHkRbJEx4 = X-Google-Smtp-Source: AGHT+IF6Tgcy2Z61oJhqMLroXYwmAHtT6llsqslYeomrwim/wrx7KOZ5+wVMNLuW8a4pseUpIcAm9w== X-Received: by 2002:a05:600c:1382:b0:431:5475:3cd1 with SMTP id 5b1f17b1804b1-4327dacc373mr141077425e9.17.1730814829497; Tue, 05 Nov 2024 05:53:49 -0800 (PST) Message-ID: Date: Tue, 5 Nov 2024 14:53:48 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= From: Jan Beulich Subject: [PATCH] x86emul/test: drop an undue conditional Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) X-ZM-MESSAGEID: 1730814862562116600 Content-Type: text/plain; charset="utf-8" Gating the main part of what do_test() does is wrong: As it stands, the "memory" forms of BNDC{L,N,U} weren't tested because of this mistake. Signed-off-by: Jan Beulich Acked-by: Andrew Cooper --- a/tools/tests/x86_emulator/predicates.c +++ b/tools/tests/x86_emulator/predicates.c @@ -2213,42 +2213,37 @@ void do_test(uint8_t *instr, unsigned in unsigned int bytes, struct x86_emulate_ctxt *ctxt)) { - struct x86_emulate_state *s; + struct x86_emulate_state *s =3D x86_decode_insn(ctxt, fetch); =20 - if ( !modrm || mem !=3D mem_none ) + if ( !s ) { - s =3D x86_decode_insn(ctxt, fetch); + print_insn(instr, len); + printf(" failed to decode\n"); + return; + } + + if ( x86_insn_length(s, ctxt) !=3D len ) + { + print_insn(instr, len); + printf(" length %u (expected %u)\n", x86_insn_length(s, ctxt), len= ); + } =20 - if ( !s ) - { - print_insn(instr, len); - printf(" failed to decode\n"); - return; - } - - if ( x86_insn_length(s, ctxt) !=3D len ) - { - print_insn(instr, len); - printf(" length %u (expected %u)\n", x86_insn_length(s, ctxt),= len); - } - - if ( x86_insn_is_mem_access(s, ctxt) !=3D (mem !=3D mem_none) ) - { - print_insn(instr, len); - printf(" mem access %d (expected %d)\n", - x86_insn_is_mem_access(s, ctxt), mem !=3D mem_none); - } - - if ( x86_insn_is_mem_write(s, ctxt) !=3D (mem =3D=3D mem_write) ) - { - print_insn(instr, len); - printf(" mem write %d (expected %d)\n", - x86_insn_is_mem_write(s, ctxt), mem =3D=3D mem_write); - } + if ( x86_insn_is_mem_access(s, ctxt) !=3D (mem !=3D mem_none) ) + { + print_insn(instr, len); + printf(" mem access %d (expected %d)\n", + x86_insn_is_mem_access(s, ctxt), mem !=3D mem_none); + } =20 - x86_emulate_free_state(s); + if ( x86_insn_is_mem_write(s, ctxt) !=3D (mem =3D=3D mem_write) ) + { + print_insn(instr, len); + printf(" mem write %d (expected %d)\n", + x86_insn_is_mem_write(s, ctxt), mem =3D=3D mem_write); } =20 + x86_emulate_free_state(s); + if ( modrm ) { instr[modrm] |=3D 0xc0;