From patchwork Wed Feb 21 21:31:31 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Henrique Barboza X-Patchwork-Id: 13566494 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4E302C54788 for ; Wed, 21 Feb 2024 21:32:08 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1rcuC5-000450-HK; Wed, 21 Feb 2024 16:31:57 -0500 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 1rcuC0-0003p9-JW for qemu-devel@nongnu.org; Wed, 21 Feb 2024 16:31:52 -0500 Received: from mail-pl1-x632.google.com ([2607:f8b0:4864:20::632]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1rcuBy-0004E2-9u for qemu-devel@nongnu.org; Wed, 21 Feb 2024 16:31:52 -0500 Received: by mail-pl1-x632.google.com with SMTP id d9443c01a7336-1dc09556599so9324565ad.1 for ; Wed, 21 Feb 2024 13:31:49 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1708551108; x=1709155908; darn=nongnu.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=4ngFPsHcLvSIetwsO8hn0Re76JJe/rAv/Vqg3q6qteo=; b=ZAns/UkJd4/sKZI9PEeJp+dkzOPOcDrC2o2yyUHvcbo2lhfpUJ2CXT2XSSlbKvNB7D QhwK7L5UAHYcZIwhWK9CtDyuSlDeycaOuhcnKHsbVT0HRVbeHX34WghD7F19IhCsCrHP I2qahW5B0+lgXM6QmZDb5OnuVvdF+zhcRcAr11L+Rr1F0tLVb1SX0qXNFXyBKtlGO91n 34zaz0Z5/OR7ZeUmYFcIwkdwzArvPuTp2qYESKWDMsZpBYoGjdQJAX9WQM4ESTlW480s jFa9mDV3i4O2XTgt5Bj49PDga5W+NGzRq+9Wemd0O/y1DRyi+k1eSIScHTgmiBG7XacN a7Ag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1708551108; x=1709155908; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=4ngFPsHcLvSIetwsO8hn0Re76JJe/rAv/Vqg3q6qteo=; b=LsxGl8Zbx1pkBEp3Dps3fPDRDEL3RkCGfPKAOHiIFLOOmUNtojzY0jBLUzI5Gtxsej 4JUorgV65/9RZuk2HaJ0uM6LkYHYlYyyTCkZ3rPDq3eK+OVEdgcqxAIKRK1FBtq99SN4 WTyxAStHxpAGj5YPTxl910CSdk6QOs6dncMUTg6AzmiXN4MVKbjZwJ5xzQ3MzwUl3qfa +XkoyJy/QYA+T0HSA5VmE7DzADeMCYVYcdWBp9pUy7Gp3q+P+jIYif4PPd75u4C88976 K9YBNcavPjT2aYVcEUgXKW5AM2j0VejhLfdh8sF+1lSPN4a12iJs072j9tLUj5/kRSQ1 ImBw== X-Gm-Message-State: AOJu0Yy1ynxZn62TusI9G9G2KZhh1dZnIWaHigWE6Ifdue8b+/xIYfsQ PuzYLvqPjXtMoQeBbEcE8L5+jwsoicnjokJzN8l2DayHooPBDIG11iskNz7SyQYVJEMJzzN2VRB k X-Google-Smtp-Source: AGHT+IEwj2EMpM9JtWQWljEkZ9LIDJ3SoBYBSPv5ro6e8OWCGayS2KTmbLKkelMxk0JcSDERMEIsrQ== X-Received: by 2002:a17:902:a3c6:b0:1dc:3919:da5f with SMTP id q6-20020a170902a3c600b001dc3919da5fmr1769917plb.14.1708551107793; Wed, 21 Feb 2024 13:31:47 -0800 (PST) Received: from grind.dc1.ventanamicro.com ([177.94.15.159]) by smtp.gmail.com with ESMTPSA id a19-20020a170902ee9300b001dbb0348733sm6618051pld.67.2024.02.21.13.31.44 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 21 Feb 2024 13:31:47 -0800 (PST) From: Daniel Henrique Barboza To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, alistair.francis@wdc.com, bmeng@tinylab.org, liwei1518@gmail.com, zhiwei_liu@linux.alibaba.com, palmer@rivosinc.com, richard.henderson@linaro.org, max.chou@sifive.com, Daniel Henrique Barboza Subject: [PATCH v6 0/9] riscv: set vstart_eq_zero on mark_vs_dirty Date: Wed, 21 Feb 2024 18:31:31 -0300 Message-ID: <20240221213140.365232-1-dbarboza@ventanamicro.com> X-Mailer: git-send-email 2.43.2 MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::632; envelope-from=dbarboza@ventanamicro.com; helo=mail-pl1-x632.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, T_SCC_BODY_TEXT_LINE=-0.01 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Hi, In this version 2 new patches were added: - patch 5 eliminates the 'cpu_vl' global, and do_vsetvl() now loads 'vl' directly from env. This was suggested by Richard in the v5 review; - patch 9 does a change in how we're doing the loops in ldst helpers. This was also proposed by Richard but back in v2. Patch 9 is not related to what we're fixing here but let's fold it in and avoid leaving any code suggestions behind. Series based on alistair/riscv-to-apply.next. Patches missing acks/reviews: 5 and 9 Changes from v5: - patch 5 (new): remove 'cpu_vl' global - patch 9 (new): change the loop in ldst helpers - v5 link: https://lore.kernel.org/qemu-riscv/20240221022252.252872-1-dbarboza@ventanamicro.com/ Daniel Henrique Barboza (8): trans_rvv.c.inc: mark_vs_dirty() before loads and stores trans_rvv.c.inc: remove 'is_store' bool from load/store fns target/riscv: remove 'over' brconds from vector trans target/riscv/translate.c: remove 'cpu_vstart' global target/riscv: remove 'cpu_vl' global target/riscv/vector_helper.c: set vstart = 0 in GEN_VEXT_VSLIDEUP_VX() trans_rvv.c.inc: remove redundant mark_vs_dirty() calls target/riscv/vector_helper.c: optimize loops in ldst helpers Ivan Klokov (1): target/riscv: Clear vstart_qe_zero flag target/riscv/insn_trans/trans_rvbf16.c.inc | 18 +- target/riscv/insn_trans/trans_rvv.c.inc | 294 ++++++--------------- target/riscv/insn_trans/trans_rvvk.c.inc | 30 +-- target/riscv/translate.c | 11 +- target/riscv/vector_helper.c | 7 +- 5 files changed, 104 insertions(+), 256 deletions(-)