From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D7626C433B4 for ; Tue, 6 Apr 2021 17:53:02 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 8D0DB60FF1 for ; Tue, 6 Apr 2021 17:53:02 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 8D0DB60FF1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:49608 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lTpsr-0007Ez-Kr for qemu-devel@archiver.kernel.org; Tue, 06 Apr 2021 13:53:01 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46016) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lTph3-0001wM-0Y for qemu-devel@nongnu.org; Tue, 06 Apr 2021 13:40:49 -0400 Received: from mail-pg1-x536.google.com ([2607:f8b0:4864:20::536]:41951) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lTpgz-0006QC-O5 for qemu-devel@nongnu.org; Tue, 06 Apr 2021 13:40:48 -0400 Received: by mail-pg1-x536.google.com with SMTP id f29so8434480pgm.8 for ; Tue, 06 Apr 2021 10:40:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=h30NLvQUFSmWb89iN67sfFCqk9/Ie+AiL5gYJeDwQgI=; b=Y7siJFPq8qtozCvxgCYoT+kEVPjekeJ1JjIuCSAxQX22U6IQ8O5IHqMQ0jx7+vPBbA xoBDUdHOV6VTAs08BWneIztMxGy+wm1daTJZw8iNdPSatE12w8B2ntdmKTMAXwnMB4Gf qyXH7VOz6qLRlEQrwV2UhtT3/NXSpQHzsyGpwzA1XYS02X9xdpgANP9qGgRJxzZniLNv q4lK2hCOZJKZRPRWGoWxlKor/bDDGsZuMgMVRw0pyWLoDDEl/JEtsuyG/t7dHNopwFRI knxNb+snK3xek4SURYZ4zgVO8ocsk4MM4UgTbM6lS7quAYyPT+6nO3lkcfkIE0TVXh/E Duug== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=h30NLvQUFSmWb89iN67sfFCqk9/Ie+AiL5gYJeDwQgI=; b=Ta5X86DWHsG32lIFbBXnStJ/ASdAnloZIJ3fYTQreA0JEQysNmsuKp2LgqN9DAYkfl 1E+xWDTT6HhW4Jx1AqCapZiMZ0L5XNRjyTOz8V+ZR/LpxwGjGG8V3/hwbXd3d5ZgoAup HaLQrzEQsf2U1YdGyxX78Q43XP8wYhnHAg7iJfSvRhbdJg00Z2+qFPpGb8vbVrGCiSGF N/HA3aiinprBo+jfOy/CegltIbrSG8ksdzPV/zxH1mF/qeQLWvJD6xrDiYBJE8joeERr RbBN7YjsEMb0kBeyHEGx9MWdj74SiRKdRLelq/JqRYhkXVTDEdVcLq8Zc6fbISktvvvk uViA== X-Gm-Message-State: AOAM530MSJAGGAL3w5OPnxqifrrQhigdElWUiyqisdX1aK+2+6x4iUAf nNRdXIkFhavmMkKLW+HTqYRFnIbfqy9/Tw== X-Google-Smtp-Source: ABdhPJxZf0IZlSs3PetinJfGVuSWDRryWyURX19XwrIfuj3NpW92s3aAJUCnIjNXLA+3PtDA7M3lvg== X-Received: by 2002:a63:d309:: with SMTP id b9mr27613922pgg.96.1617730843916; Tue, 06 Apr 2021 10:40:43 -0700 (PDT) Received: from localhost.localdomain ([71.212.131.83]) by smtp.gmail.com with ESMTPSA id h15sm19148056pfo.20.2021.04.06.10.40.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 06 Apr 2021 10:40:43 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v4 11/12] target/arm: Remove log2_esize parameter to gen_mte_checkN Date: Tue, 6 Apr 2021 10:40:30 -0700 Message-Id: <20210406174031.64299-12-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210406174031.64299-1-richard.henderson@linaro.org> References: <20210406174031.64299-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::536; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x536.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=unavailable autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" The log2_esize parameter is not used except trivially. Drop the parameter and the deferral to gen_mte_check1. This fixes a bug in that the parameters as documented in the header file were the reverse from those in the implementation. Which meant that translate-sve.c was passing the parameters in the wrong order. Signed-off-by: Richard Henderson --- target/arm/translate-a64.h | 2 +- target/arm/translate-a64.c | 15 +++++++-------- target/arm/translate-sve.c | 4 ++-- 3 files changed, 10 insertions(+), 11 deletions(-) diff --git a/target/arm/translate-a64.h b/target/arm/translate-a64.h index 3668b671dd..868d355048 100644 --- a/target/arm/translate-a64.h +++ b/target/arm/translate-a64.h @@ -44,7 +44,7 @@ TCGv_i64 clean_data_tbi(DisasContext *s, TCGv_i64 addr); TCGv_i64 gen_mte_check1(DisasContext *s, TCGv_i64 addr, bool is_write, bool tag_checked, int log2_size); TCGv_i64 gen_mte_checkN(DisasContext *s, TCGv_i64 addr, bool is_write, - bool tag_checked, int count, int log2_esize); + bool tag_checked, int size); /* We should have at some point before trying to access an FP register * done the necessary access check, so assert that diff --git a/target/arm/translate-a64.c b/target/arm/translate-a64.c index a68d5dd5d1..f35a5e8174 100644 --- a/target/arm/translate-a64.c +++ b/target/arm/translate-a64.c @@ -295,9 +295,9 @@ TCGv_i64 gen_mte_check1(DisasContext *s, TCGv_i64 addr, bool is_write, * For MTE, check multiple logical sequential accesses. */ TCGv_i64 gen_mte_checkN(DisasContext *s, TCGv_i64 addr, bool is_write, - bool tag_checked, int log2_esize, int total_size) + bool tag_checked, int size) { - if (tag_checked && s->mte_active[0] && total_size != (1 << log2_esize)) { + if (tag_checked && s->mte_active[0]) { TCGv_i32 tcg_desc; TCGv_i64 ret; int desc = 0; @@ -306,7 +306,7 @@ TCGv_i64 gen_mte_checkN(DisasContext *s, TCGv_i64 addr, bool is_write, desc = FIELD_DP32(desc, MTEDESC, TBI, s->tbid); desc = FIELD_DP32(desc, MTEDESC, TCMA, s->tcma); desc = FIELD_DP32(desc, MTEDESC, WRITE, is_write); - desc = FIELD_DP32(desc, MTEDESC, SIZEM1, total_size - 1); + desc = FIELD_DP32(desc, MTEDESC, SIZEM1, size - 1); tcg_desc = tcg_const_i32(desc); ret = new_tmp_a64(s); @@ -315,7 +315,7 @@ TCGv_i64 gen_mte_checkN(DisasContext *s, TCGv_i64 addr, bool is_write, return ret; } - return gen_mte_check1(s, addr, is_write, tag_checked, log2_esize); + return clean_data_tbi(s, addr); } typedef struct DisasCompare64 { @@ -2965,8 +2965,7 @@ static void disas_ldst_pair(DisasContext *s, uint32_t insn) } clean_addr = gen_mte_checkN(s, dirty_addr, !is_load, - (wback || rn != 31) && !set_tag, - size, 2 << size); + (wback || rn != 31) && !set_tag, 2 << size); if (is_vector) { if (is_load) { @@ -3713,7 +3712,7 @@ static void disas_ldst_multiple_struct(DisasContext *s, uint32_t insn) * promote consecutive little-endian elements below. */ clean_addr = gen_mte_checkN(s, tcg_rn, is_store, is_postidx || rn != 31, - size, total); + total); /* * Consecutive little-endian elements from a single register @@ -3866,7 +3865,7 @@ static void disas_ldst_single_struct(DisasContext *s, uint32_t insn) tcg_rn = cpu_reg_sp(s, rn); clean_addr = gen_mte_checkN(s, tcg_rn, !is_load, is_postidx || rn != 31, - scale, total); + total); tcg_ebytes = tcg_const_i64(1 << scale); for (xs = 0; xs < selem; xs++) { diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index 5179c1f836..584c4d047c 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -4264,7 +4264,7 @@ static void do_ldr(DisasContext *s, uint32_t vofs, int len, int rn, int imm) dirty_addr = tcg_temp_new_i64(); tcg_gen_addi_i64(dirty_addr, cpu_reg_sp(s, rn), imm); - clean_addr = gen_mte_checkN(s, dirty_addr, false, rn != 31, len, MO_8); + clean_addr = gen_mte_checkN(s, dirty_addr, false, rn != 31, len); tcg_temp_free_i64(dirty_addr); /* @@ -4352,7 +4352,7 @@ static void do_str(DisasContext *s, uint32_t vofs, int len, int rn, int imm) dirty_addr = tcg_temp_new_i64(); tcg_gen_addi_i64(dirty_addr, cpu_reg_sp(s, rn), imm); - clean_addr = gen_mte_checkN(s, dirty_addr, false, rn != 31, len, MO_8); + clean_addr = gen_mte_checkN(s, dirty_addr, false, rn != 31, len); tcg_temp_free_i64(dirty_addr); /* Note that unpredicated load/store of vector/predicate registers -- 2.25.1