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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5bd187f3306sm3672671a12.17.2024.08.14.01.53.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 14 Aug 2024 01:53:56 -0700 (PDT) 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: be14fb1c-5a1a-11ef-a505-bb4a2ccca743 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1723625637; x=1724230437; darn=lists.xenproject.org; h=content-transfer-encoding:in-reply-to:autocrypt:content-language :references:cc:to:from:subject:user-agent:mime-version:date :message-id:from:to:cc:subject:date:message-id:reply-to; bh=VGSyTsew86/TrCcru/Rk7R/2beYcoXHkI1pXLpAyXsw=; b=cFwoTxsJOf6h//TszOXsk553mQ7qFbylgD6q9a1XeuNTqO9221CN6Ua6/NuLoy5+Jo 1t6VWwXsThdhhRiYGq5l1MZLzhf9uQqqYVn21id9gJFxexNOFDLVbAw+JNwbD12dR7S9 9lIDDV5nSOS2Z1OmKBtieTCrD4aKgMc7vFVel2VcWoPxTL6yUpXF0E2Dln9D4dG8kNeL SDZyqBtyRMXSXvF+3VtXYrduKQ+hM+6iGRZLrQ+NonNPqs/mr5qnUZy2ERCIBsdieay1 c1Nxd5nZfTM/2J1SLDsMeS9QF7816y+9RKN3wL9GWolQYz/ZBoE6ByfJP9A1RIXxO81l rVBw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723625637; x=1724230437; h=content-transfer-encoding:in-reply-to:autocrypt:content-language :references:cc:to:from:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=VGSyTsew86/TrCcru/Rk7R/2beYcoXHkI1pXLpAyXsw=; b=AUEMv/o88rWTLYvkt2zQ3EdGR4RBIhmhRYTK/Uf4pjAdNRx+nYI0fFWc1eMfsWaVNJ xc5paLw4Hx/GlTsbmAbR4gi78IhLDSajnlmBoSE6wIgmZUvGvCutsLJwUQt662UulJxc Dc8kkvxuE9IOMD8JD32lldym7SAwmyiVPXAhJwKZv2zPakP9KgJG8wbVtbxKq5BZ6Clu 9mWjWmFP641X03viIc9jkPGou9b0xQtTGMWLTZZ5Vuu7TKEzO/AsCbggzsW0gPcemigG GZbWBwzLKVOxB1xa5PEUsWZJ2bUuvNh8j8a5crT6K4HPyaeVyJli4l1ec5RmyhM/DX6G yahA== X-Gm-Message-State: AOJu0YyX0LsV4jyWUGdFfneuAlKClZDCaeWhK/UoruvkfEN0iOn1Ai60 KoA4VOK1e9urnJMWX92h4eJwBbftT8xrst6e0MWfC+wSnebav43bYoYkyz3FRgMXKbzEJB+ZGK4 = X-Google-Smtp-Source: AGHT+IE68HR9zPeYJqpC26k+G87WcAmTROyAjMQ85LwKkgJVPau3FH01EvgH8hL4JVtRtVOGkObRrQ== X-Received: by 2002:a05:6402:1e91:b0:5a3:a4d7:caf5 with SMTP id 4fb4d7f45d1cf-5bea1cb3857mr1555308a12.36.1723625637144; Wed, 14 Aug 2024 01:53:57 -0700 (PDT) Message-ID: <1791dda8-694b-4ef9-b8f7-86f1eeca7719@suse.com> Date: Wed, 14 Aug 2024 10:53:55 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH v2 8/9] x86emul/test: engage AVX512VL via command line option From: Jan Beulich To: "xen-devel@lists.xenproject.org" Cc: Andrew Cooper , Wei Liu , =?utf-8?q?Roger_Pau_Monn=C3=A9?= References: Content-Language: en-US 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 In-Reply-To: Now that we have machinery in testcase.mk to set vector length dependent flags for AVX512 tests, let's avoid using a pragma to enable AVX512VL insns for the compiler. This way, correct settings are in place from the very beginning of compilation. No change to the generated test blobs, and hence no functional change. Signed-off-by: Jan Beulich --- a/tools/tests/x86_emulator/simd.h +++ b/tools/tests/x86_emulator/simd.h @@ -215,10 +215,6 @@ DECL_OCTET(half); # define __builtin_ia32_shuf_i32x4_512_mask __builtin_ia32_shuf_i32x4_mask # define __builtin_ia32_shuf_i64x2_512_mask __builtin_ia32_shuf_i64x2_mask -# if VEC_SIZE > ELEM_SIZE && (defined(VEC_MAX) ? VEC_MAX : VEC_SIZE) < 64 -# pragma GCC target ( "avx512vl" ) -# endif - # define REN(insn, old, new) \ asm ( ".macro v" #insn #old " o:vararg \n\t" \ "v" #insn #new " \\o \n\t" \ --- a/tools/tests/x86_emulator/testcase.mk +++ b/tools/tests/x86_emulator/testcase.mk @@ -7,8 +7,8 @@ $(call cc-options-add,CFLAGS,CC,$(EMBEDD ifneq ($(filter -mavx512%,$($(TESTCASE)-cflags)),) cflags-vsz64 := -cflags-vsz32 := -mprefer-vector-width=256 -cflags-vsz16 := -mprefer-vector-width=128 +cflags-vsz32 := -mavx512vl -mprefer-vector-width=256 +cflags-vsz16 := -mavx512vl -mprefer-vector-width=128 # Scalar tests don't set VEC_SIZE (and VEC_MAX is used by S/G ones only) cflags-vsz := -mprefer-vector-width=128