From nobody Wed Feb 5 15:50:00 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1737093717; cv=none; d=zohomail.com; s=zohoarc; b=Dfd2bPZFEsQVl3pm+uPbUFtSDR7cBNqB1RBV040g4cPWSFoIuRjzhjq2YwJAKB4Dv9UUSvinlivFnBlHp5ATEbtCzrumjpMMDL46fz7OVOulq27tLkafU14G/ISBnKBzuippucZP3NQ3yM+yuc/UC43XranLsnRljtIgtaMp5kA= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1737093717; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=HoGXO43r9qDXaHablQVjOVSCK/3SyKJM+5NhSlCrZrs=; b=bcJi1OSrercjPLLOFHIfsXWXpqCKO5O58WfzUL0y1tyvIxabwWCYp2RTiKbZ2lRAl8XYNibhxrTYtp6STMdejy7aMt1LxM27v5ZvAwuUB2vBnN4aV+DVqFWeb+/APLF8WqRByrrkYl5rKwvya6ZMSUbFM/0yacqOculsBIZr7qE= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1737093717798784.6608160588974; Thu, 16 Jan 2025 22:01:57 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1tYfLt-0005am-B5; Fri, 17 Jan 2025 00:57:05 -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 1tYfLq-0005Qq-4O for qemu-devel@nongnu.org; Fri, 17 Jan 2025 00:57:02 -0500 Received: from mail-pl1-x62e.google.com ([2607:f8b0:4864:20::62e]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1tYfLo-0005zD-9z for qemu-devel@nongnu.org; Fri, 17 Jan 2025 00:57:01 -0500 Received: by mail-pl1-x62e.google.com with SMTP id d9443c01a7336-215770613dbso22704265ad.2 for ; Thu, 16 Jan 2025 21:56:59 -0800 (PST) Received: from toolbox.alistair23.me (2403-580b-97e8-0-321-6fb2-58f1-a1b1.ip6.aussiebb.net. [2403:580b:97e8:0:321:6fb2:58f1:a1b1]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-21c2d3d6fbbsm8563595ad.168.2025.01.16.21.56.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 16 Jan 2025 21:56:58 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1737093418; x=1737698218; 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=HoGXO43r9qDXaHablQVjOVSCK/3SyKJM+5NhSlCrZrs=; b=XN0WCST0HtvRJjCvvJXnmdfLVUnx2FvqGMrKIINxhv7JUcfIJUfD28J+zfu1oDB1gQ ee8zzyinAjzned/sLdfSfg60FvJSeofhRsHwbfa3zJDZ9qcFGZciszLq7Q+LM73c/qvg fVa04cNCcWin1Xq5RMxCov+ka/EvjrMlyR69nMwYZrHYmMycwUouvuZQIoYijSawcIC4 RzqNxq3VPzoTY2AyF2+4ZEgg2sA+Keyqt9bm84HKqGe2EBvpRw/Oo94lFe/+4h2VdwyA ZPlDvBLjEs9ZvUCuLae0dWlSd8w5f+SSDSoJrIdKphlc2SkeVaemNeeLsu/A++Y+WiPt wz/A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1737093418; x=1737698218; 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=HoGXO43r9qDXaHablQVjOVSCK/3SyKJM+5NhSlCrZrs=; b=JXFngqlUmg9J3tyFSmY09UkucY09W38E40n4DgblG0y2GJbDP70fMM4oYVhNk/ZCza aYh0DEiXCILkybIi/wFgzUY87sD5x0KsY97UseRR9RCdSDm6BnP7hTIgfBnTAuVGPOfd 2sIcVg2Yta4z03dU1sS/pUz2VhmI5Z0OGo0N5roQevojeFnMLnJvCN+phsrGymD19Oy/ gEMK1/sZLWhpMfbHp9Dp24ymwj/ApmC9ylDCFXYOW7VaIy6zQfc+sP5ldtso4JfGu3mD QTOzBG7CZPtTpTACZWpOtkDRQaZDdhwYp9VhFt1e7txEoSiRdCwtOwDERdvgrELoJOs6 q6BQ== X-Gm-Message-State: AOJu0YyKrsghozo3vAlnXZeRrLD674IkedMWz14zNdekJzENgjPtffIx K6QZeLsxld+VQFnWyJTudwj7GztlfqM4F9u4ZeaTC43m/6wxma1lphtMKA== X-Gm-Gg: ASbGncvwKI1IyYPY2qePWbF+WW/0oHH0gn93/av0rVYpdbSMYN50VGpaknkVCs0Zacx w+O3TzkTf1u2JjohfW4PngUdPGNbccPSdBnVYOVVgAS53M/2yp5FMaEyqivWpCeVkM9A7nUTyPd a6QkOWCUfSD3LsIFu6e6B5MibhHvrz8JBZQLm80cbhGeVQe4ZScaVInI0iAkr9Y+5Fd6vsHP0ev NCNo9b5n6k5ZVzpWUwqIo246ugiVl05KOf0JwzoJBY6NI6kwHAv0KIVc2IFV7gppoNUT9kiwoxm /OJUt40V77fTvKB/p3B/3aDf/Y9s0gGyJ3b/PNpFBDux2+ZAd2bmofJz7u7+ X-Google-Smtp-Source: AGHT+IEMLFPQns9pN9MMUSrYPzjxeLBa/FD3336VRlWhT/xQjyuJxPhJA8ceuZ2tHrZsuq7z0kEFJw== X-Received: by 2002:a17:903:2447:b0:215:8ca3:3bac with SMTP id d9443c01a7336-21c3540278dmr21599015ad.16.1737093418490; Thu, 16 Jan 2025 21:56:58 -0800 (PST) From: Alistair Francis X-Google-Original-From: Alistair Francis To: qemu-devel@nongnu.org Cc: alistair23@gmail.com, Alexey Baturo , Richard Henderson , Alistair Francis Subject: [PULL 17/50] target/riscv: Update address modify functions to take into account pointer masking Date: Fri, 17 Jan 2025 15:55:19 +1000 Message-ID: <20250117055552.108376-18-alistair.francis@wdc.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250117055552.108376-1-alistair.francis@wdc.com> References: <20250117055552.108376-1-alistair.francis@wdc.com> 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=2607:f8b0:4864:20::62e; envelope-from=alistair23@gmail.com; helo=mail-pl1-x62e.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 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, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, 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 @gmail.com) X-ZM-MESSAGEID: 1737093718249019000 Content-Type: text/plain; charset="utf-8" From: Alexey Baturo Signed-off-by: Alexey Baturo Reviewed-by: Richard Henderson Reviewed-by: Alistair Francis Message-ID: <20250106102346.1100149-6-baturo.alexey@gmail.com> Signed-off-by: Alistair Francis --- target/riscv/translate.c | 22 ++++++++++++++++------ target/riscv/vector_helper.c | 16 ++++++++++++++++ 2 files changed, 32 insertions(+), 6 deletions(-) diff --git a/target/riscv/translate.c b/target/riscv/translate.c index 26350b2826..698b74f7a8 100644 --- a/target/riscv/translate.c +++ b/target/riscv/translate.c @@ -589,8 +589,10 @@ static TCGv get_address(DisasContext *ctx, int rs1, in= t imm) TCGv src1 =3D get_gpr(ctx, rs1, EXT_NONE); =20 tcg_gen_addi_tl(addr, src1, imm); - if (get_address_xl(ctx) =3D=3D MXL_RV32) { - tcg_gen_ext32u_tl(addr, addr); + if (ctx->addr_signed) { + tcg_gen_sextract_tl(addr, addr, 0, ctx->addr_xl); + } else { + tcg_gen_extract_tl(addr, addr, 0, ctx->addr_xl); } =20 return addr; @@ -603,8 +605,10 @@ static TCGv get_address_indexed(DisasContext *ctx, int= rs1, TCGv offs) TCGv src1 =3D get_gpr(ctx, rs1, EXT_NONE); =20 tcg_gen_add_tl(addr, src1, offs); - if (get_xl(ctx) =3D=3D MXL_RV32) { - tcg_gen_ext32u_tl(addr, addr); + if (ctx->addr_signed) { + tcg_gen_sextract_tl(addr, addr, 0, ctx->addr_xl); + } else { + tcg_gen_extract_tl(addr, addr, 0, ctx->addr_xl); } =20 return addr; @@ -1234,8 +1238,14 @@ static void riscv_tr_init_disas_context(DisasContext= Base *dcbase, CPUState *cs) ctx->xl =3D FIELD_EX32(tb_flags, TB_FLAGS, XL); ctx->address_xl =3D FIELD_EX32(tb_flags, TB_FLAGS, AXL); ctx->cs =3D cs; - ctx->addr_xl =3D 0; - ctx->addr_signed =3D false; + if (get_xl(ctx) =3D=3D MXL_RV32) { + ctx->addr_xl =3D 32; + ctx->addr_signed =3D false; + } else { + int pm_pmm =3D FIELD_EX32(tb_flags, TB_FLAGS, PM_PMM); + ctx->addr_xl =3D 64 - riscv_pm_get_pmlen(pm_pmm); + ctx->addr_signed =3D FIELD_EX32(tb_flags, TB_FLAGS, PM_SIGNEXTEND); + } ctx->ztso =3D cpu->cfg.ext_ztso; ctx->itrigger =3D FIELD_EX32(tb_flags, TB_FLAGS, ITRIGGER); ctx->bcfi_enabled =3D FIELD_EX32(tb_flags, TB_FLAGS, BCFI_ENABLED); diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index cf5dd7f2e1..0eea124b66 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -107,6 +107,22 @@ static inline uint32_t vext_max_elems(uint32_t desc, u= int32_t log2_esz) =20 static inline target_ulong adjust_addr(CPURISCVState *env, target_ulong ad= dr) { + if (riscv_cpu_mxl(env) =3D=3D MXL_RV32) { + return addr; + } + RISCVPmPmm pmm =3D riscv_pm_get_pmm(env); + if (pmm =3D=3D PMM_FIELD_DISABLED) { + return addr; + } + int pmlen =3D riscv_pm_get_pmlen(pmm); + bool signext =3D riscv_cpu_virt_mem_enabled(env); + addr =3D addr << pmlen; + /* sign/zero extend masked address by N-1 bit */ + if (signext) { + addr =3D (target_long)addr >> pmlen; + } else { + addr =3D addr >> pmlen; + } return addr; } =20 --=20 2.47.1