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[90.181.218.29]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-a90612df525sm1067909966b.159.2024.09.22.05.01.22 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 22 Sep 2024 05:01:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1727006483; x=1727611283; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=zmsViYQuZcRw3+Xw3xnkrlUzHZT6vqkjOcHzmQVj1eI=; b=MP4NSeIyjYva+V6FtEDCSRoJ1qPDZ9Jpd0muitCpiI04CpYZW+LbEuarELScOJh+fD j5vXyCpHyJiEXlZx7BevkP7miu7/1kc82Jo2uNc+WEqUHEfVD1n5Dq/T9AufLy7TXwHm pqD2xcZ7iytFmQ+HI20X6SgD4ZjINh5j7FEOrT3LnAXmtKSgF5tZmyRhjz+P4c9kjqlv ISI7EAlQjtig0kbxLKEvHLQXgeCb3O7MzPPOP4XmTSvs0SiT61x7zhcRMORxVSaJRYmH otTaUEPf2f/oL8tS2Vh0CkIdNi/3Y0i2qtYUIytZxa39fGmWYkXcy10bAbQ0jM+6Og+k zuCw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1727006483; x=1727611283; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=zmsViYQuZcRw3+Xw3xnkrlUzHZT6vqkjOcHzmQVj1eI=; b=rGwiXq+dyUtnmkr6FJrTcxK9GK49zARbiC1V2AYjFJE8ZS9PzEk7ci5l+afaCRAJHu 5vnR7yK+HX6gFgc5aBDSVF7o5oF8ykbnYe8L6HbFxxnyvzjEV0UFYiH4WIKdusk7IQH2 v3EL5374D2Kk+KkZlwxbVnExk8467mkKcwHdZsJojeJpJ/Og8Tlc0bJDEFVs3uhvurbW IXZmkfzl6p2Z9DYjODMXeQwz16u+fuOIVVKxUQANzUkAfBswvHer96bvMA7IqnBYoysw 5859iOab36LpCiykzPnGv6ZPUITUN69LvAgAczqeEPpXtftAJ8SWGy5Xs1XNjII8c/UL l5Hw== X-Gm-Message-State: AOJu0YzB3TmmNfYX+80nN1XXorQ7MJM38O1DcR4aZVy+kmwDNIgPUGRY UYcxp6x8hMtisZlgHnQTPXgV7To1q0tX0yLWXSXCU66ChTvKUdf5XnYEK+BvmkuZF2peWzwko2D GX9o= X-Google-Smtp-Source: AGHT+IEoNkkxv2ovsiWy/21Jwwdy7wSGEHziUzMOWA+HRNM3ewz6227oJfn6J0I9cdkBE6AC3BkOSA== X-Received: by 2002:a5d:45c3:0:b0:374:c318:2190 with SMTP id ffacd0b85a97d-37a424b019bmr6903800f8f.59.1727006483351; Sun, 22 Sep 2024 05:01:23 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: peter.maydell@linaro.org Subject: [PULL 16/31] tcg/i386: Implement cmpsel_vec with avx512 insns Date: Sun, 22 Sep 2024 14:00:57 +0200 Message-ID: <20240922120112.5067-17-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240922120112.5067-1-richard.henderson@linaro.org> References: <20240922120112.5067-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::42c; envelope-from=richard.henderson@linaro.org; helo=mail-wr1-x42c.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: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @linaro.org) X-ZM-MESSAGEID: 1727006789383116600 Content-Type: text/plain; charset="utf-8" The avx512 vpblendm* instructions exactly implement cmpsel, using a predicate input. Of course this matches nicely with the avx512 predicate comparison instructions. Signed-off-by: Richard Henderson --- tcg/i386/tcg-target.c.inc | 44 ++++++++++++++++++++++++++++++++++++++- 1 file changed, 43 insertions(+), 1 deletion(-) diff --git a/tcg/i386/tcg-target.c.inc b/tcg/i386/tcg-target.c.inc index f94a2a2385..d473dc7a5e 100644 --- a/tcg/i386/tcg-target.c.inc +++ b/tcg/i386/tcg-target.c.inc @@ -413,6 +413,10 @@ static bool tcg_target_const_match(int64_t val, int ct, #define OPC_UD2 (0x0b | P_EXT) #define OPC_VPBLENDD (0x02 | P_EXT3A | P_DATA16) #define OPC_VPBLENDVB (0x4c | P_EXT3A | P_DATA16) +#define OPC_VPBLENDMB (0x66 | P_EXT38 | P_DATA16 | P_EVEX) +#define OPC_VPBLENDMW (0x66 | P_EXT38 | P_DATA16 | P_VEXW | P_EVEX) +#define OPC_VPBLENDMD (0x64 | P_EXT38 | P_DATA16 | P_EVEX) +#define OPC_VPBLENDMQ (0x64 | P_EXT38 | P_DATA16 | P_VEXW | P_EVEX) #define OPC_VPCMPB (0x3f | P_EXT3A | P_DATA16 | P_EVEX) #define OPC_VPCMPUB (0x3e | P_EXT3A | P_DATA16 | P_EVEX) #define OPC_VPCMPW (0x3f | P_EXT3A | P_DATA16 | P_VEXW | P_EVEX) @@ -738,6 +742,16 @@ static void tcg_out_vex_modrm_type(TCGContext *s, int = opc, tcg_out_vex_modrm(s, opc, r, v, rm); } =20 +static void tcg_out_evex_modrm_type(TCGContext *s, int opc, int r, int v, + int rm, int aaa, bool z, TCGType type) +{ + if (type =3D=3D TCG_TYPE_V256) { + opc |=3D P_VEXL; + } + tcg_out_evex_opc(s, opc, r, v, rm, 0, aaa, z); + tcg_out8(s, 0xc0 | (LOWREGMASK(r) << 3) | LOWREGMASK(rm)); +} + /* Output an opcode with a full "rm + (index<