From patchwork Sat Jun 21 23:50:07 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 898829 Delivered-To: patch@linaro.org Received: by 2002:adf:e506:0:b0:3a6:d909:26ce with SMTP id j6csp316206wrm; Sat, 21 Jun 2025 16:58:12 -0700 (PDT) X-Forwarded-Encrypted: i=2; AJvYcCWfR5TQNeWF5BUp7pnMIjti1AgbXwDTeLIWmiZMLeJuZdZWCTc00jfULcUuHpps+WTt/pX3Ig==@linaro.org X-Google-Smtp-Source: AGHT+IE2Qei6Or0XrAg6x04hT1gpKwofJWpe9JC79m5y2k8CRG+qE2CX4TR7xFMaWFhu1/UdQQMS X-Received: by 2002:a05:622a:46c6:b0:494:b1f9:d678 with SMTP id d75a77b69052e-4a796eb7d0fmr26593811cf.50.1750550292685; Sat, 21 Jun 2025 16:58:12 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1750550292; cv=none; d=google.com; s=arc-20240605; b=f/W9I37NHDSXfYhmFzF+ckeVf+2l+4MyncD6UKFOY7NcUva5PNvryZggipbDjWDYTd 1h76k2epYL35+M8H7FgG8q95ANaYG9fvRFt3gPVWGTLT9ODt/h+jL13wPDrmMA6q6auZ AZeTPyEAFkQUJbBZV3MAGdbPMPxHgZgOOsE5thrJm28I9jzOR3AzXDmeX72nPcqXMH4T d2teD5EX7Jgf+sVRGibUj1gtlFuDBFhLh1FiLPoYsR72nsPTLv7XvKun/L/sNdfTfTT4 byPPzLXq5X+ZgFMR3hDjX9QiaUbvzEO0edZkYx8z4/k4ygTMMlQ4xAm3npKp0LMt7eU3 8/hQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20240605; h=sender:errors-to:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :mime-version:references:in-reply-to:message-id:date:subject:to:from :dkim-signature; bh=bliHKIgRmdX1Tt6AaEJ0otMgHYMH/b7BJuaKSgZpNx8=; fh=PnYt+qEB9tAfMKoqBm2xjKOFpYyFFGPudh5cVIoieJM=; b=aGndlKhLPuRF0CGxtcFN7lfdzS9zJiC1VBfSXPP03zH0Frs57+9iJydwvHHeeb/85I MpvSwHQH/8mM6rUvNtaBeA8aoZuc5xswFnih5MYRF+ZTSB8bgoOPdbjfpvTHE4WdYSM2 WC0BJty9KISZe/QIpWNIUwvXgkgqyiqg+BIsJCutuQNrrmOgQg2goprvp9g6RHhJAeyC 2D265TQFxp4q8W7OXdZdagqVlTmgoQzv4Ar80ybZ2weKqDiDIYZDOi2E1t/6iIoGNT/W xhtK0EkAa5lGjjDkbFBbCTSuXgOCi7F7INhPonjsi0iXQmFZTbCH/vWPwXA/NK7Antgf nXyQ==; dara=google.com ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=zDaE6eGZ; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org; dara=neutral header.i=@linaro.org Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id d75a77b69052e-4a779e9d002si49722291cf.226.2025.06.21.16.58.12 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Sat, 21 Jun 2025 16:58:12 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=pass header.i=@linaro.org header.s=google header.b=zDaE6eGZ; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linaro.org; dara=neutral header.i=@linaro.org Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1uT83k-0007No-1T; Sat, 21 Jun 2025 19:55:44 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1uT82V-0002Y3-AE for qemu-devel@nongnu.org; Sat, 21 Jun 2025 19:54:27 -0400 Received: from mail-pf1-x42a.google.com ([2607:f8b0:4864:20::42a]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1uT82T-0005CH-JW for qemu-devel@nongnu.org; Sat, 21 Jun 2025 19:54:26 -0400 Received: by mail-pf1-x42a.google.com with SMTP id d2e1a72fcca58-7426c44e014so2636406b3a.3 for ; Sat, 21 Jun 2025 16:54:25 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1750550064; x=1751154864; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:from:to:cc:subject:date:message-id :reply-to; bh=bliHKIgRmdX1Tt6AaEJ0otMgHYMH/b7BJuaKSgZpNx8=; b=zDaE6eGZjsTW0jnyfV7poRwDvuYbxJdI+laXp0BXOtgMDXAy8FxlBsr2pJCgwCqht6 5GOgUH4nthFVayIrXWZfCxPwQXHW23aVwXowiep4zbecOZgUoZld8Bxt3JjZzaK55lC1 7y4QRSUOYfdITXfTu14/RBcOUZ4WjBTME9uwcAKDLQQ7FytSnmzdWjwz/LsAlS86q6/B Q7Ie3iGhkcPsP4OqBlk//7tk+UyFLBhxthWHd7i5jZ4V3xOO/TQKOIEEp4D4jM06ZCf4 EbbLE9PK5witEd9ipoWwQR3fgEduf27Pd05rWZfZCrZ82kY3/oW1kF9l5Ej8lL3x7YF+ Z/fg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1750550064; x=1751154864; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=bliHKIgRmdX1Tt6AaEJ0otMgHYMH/b7BJuaKSgZpNx8=; b=Jjx/Aj1y1ayP+JHihSWv1ixfLpL5zRiK1vjCSSQIPzHiprVRe+6GVKzRo2WRm8nT4t xh9xVWQFCzlVCESpF32Ci77CeQAd6V4AxxGgc4zqHik6iEyu6tUL3iBehD7jH1WFi3zt bBieSXDVmKt1u+0CNdMDU1PZblrDa3F42gSEvjQKe+VPi+lDW8YZc7TO17oZdOxBR/qP qx+QQTAVI6VHgj8MJKerP21Dy84aODqs6h/ZrRzPPJkf0/QudOSIUAqC2s2XDeIKUX7H Zqzqpj8Qt0fyah6UYJY+OLsfMmfIfFVrHfNn/HtivJpbSvwWDKfZrOdAZIDY4ZDjgJsP g1+g== X-Gm-Message-State: AOJu0Ywu24hP4a83INJECBKc8aKt3QEF7W0IwJpVQixzzw3GQ/kmHCIV S+6skudpKYd1ezF3ZIC/VmYC7PyoCLWdsax/5pk3DA4hmc4RJBLK0en0GVaMBiyNOO4ogzkusq5 NbYxFK5Q= X-Gm-Gg: ASbGncuyRbMh4x7l23npm6OkzYamgdxGIJfbhM6wkN7R6wdYSfsILiAyXvqkV63zc5Z CRsl/yTx79uQT9nCjFLuEpZEjdKH9Tlk5YSlvm2o0XGODH7CwHYj3+7lXkcXoTLtcwEoLurRLN9 BIu4GfhQEXBQIRz4Rb/Z3uJg/CMFGVozXsyz6T9mwfqAmeh1nschAz6w5L7IFCsgpSXr7RFRqXK 3mCq5mEbVMVTA9n1jV9q/Szq3W5Oj67KzfsNyxjyeD6At/kLbioKMCDxvFjT6qzEzVAPBXG2oPW vzuqmXWGUOkCg4DtLhDSL5eSvFtQbkMZDj75GTgoqE5cf8YFGQjH+K0c9fkebDpR3Dfh/B/GaEe sC9cq/1YQvSGg6bOzWoXK X-Received: by 2002:a05:6300:6404:b0:220:2caa:3018 with SMTP id adf61e73a8af0-2202caa3065mr8833017637.24.1750550064255; Sat, 21 Jun 2025 16:54:24 -0700 (PDT) Received: from stoup.. (174-21-67-243.tukw.qwest.net. [174.21.67.243]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7490a46b590sm4970051b3a.27.2025.06.21.16.54.23 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 21 Jun 2025 16:54:23 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 071/101] target/arm: Fold predtest_ones into helper_sve_brkns Date: Sat, 21 Jun 2025 16:50:07 -0700 Message-ID: <20250621235037.74091-72-richard.henderson@linaro.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250621235037.74091-1-richard.henderson@linaro.org> References: <20250621235037.74091-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::42a; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42a.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+patch=linaro.org@nongnu.org Sender: qemu-devel-bounces+patch=linaro.org@nongnu.org Merge predtest_ones into its only caller. Signed-off-by: Richard Henderson --- target/arm/tcg/sve_helper.c | 34 ++++++++++++++-------------------- 1 file changed, 14 insertions(+), 20 deletions(-) diff --git a/target/arm/tcg/sve_helper.c b/target/arm/tcg/sve_helper.c index df2cbf9b6e..789c9ce3a5 100644 --- a/target/arm/tcg/sve_helper.c +++ b/target/arm/tcg/sve_helper.c @@ -4061,31 +4061,25 @@ void HELPER(sve_brkn)(void *vd, void *vn, void *vg, uint32_t pred_desc) } } -/* As if PredTest(Ones(PL), D, esz). */ -static uint32_t predtest_ones(ARMPredicateReg *d, intptr_t oprsz, - uint64_t esz_mask) -{ - uint32_t flags = PREDTEST_INIT; - intptr_t i; - - for (i = 0; i < oprsz / 8; i++) { - flags = iter_predtest_fwd(d->p[i], esz_mask, flags); - } - if (oprsz & 7) { - uint64_t mask = ~(-1ULL << (8 * (oprsz & 7))); - flags = iter_predtest_fwd(d->p[i], esz_mask & mask, flags); - } - return flags; -} - uint32_t HELPER(sve_brkns)(void *vd, void *vn, void *vg, uint32_t pred_desc) { intptr_t oprsz = FIELD_EX32(pred_desc, PREDDESC, OPRSZ); if (last_active_pred(vn, vg, oprsz)) { - return predtest_ones(vd, oprsz, -1); - } else { - return do_zero(vd, oprsz); + ARMPredicateReg *d = vd; + uint32_t flags = PREDTEST_INIT; + intptr_t i; + + /* As if PredTest(Ones(PL), D, MO_8). */ + for (i = 0; i < oprsz / 8; i++) { + flags = iter_predtest_fwd(d->p[i], -1, flags); + } + if (oprsz & 7) { + uint64_t mask = ~(-1ULL << (8 * (oprsz & 7))); + flags = iter_predtest_fwd(d->p[i], mask, flags); + } + return flags; } + return do_zero(vd, oprsz); } uint64_t HELPER(sve_cntp)(void *vn, void *vg, uint32_t pred_desc)