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=-16.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 C1972C433B4 for ; Fri, 16 Apr 2021 19:10:37 +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 0EB81613BB for ; Fri, 16 Apr 2021 19:10:37 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0EB81613BB 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]:59838 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lXTrQ-0006nG-3t for qemu-devel@archiver.kernel.org; Fri, 16 Apr 2021 15:10:36 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50298) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lXThj-0003jH-88 for qemu-devel@nongnu.org; Fri, 16 Apr 2021 15:00:35 -0400 Received: from mail-pg1-x532.google.com ([2607:f8b0:4864:20::532]:41526) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lXThQ-0004Kd-BK for qemu-devel@nongnu.org; Fri, 16 Apr 2021 15:00:34 -0400 Received: by mail-pg1-x532.google.com with SMTP id f29so19813372pgm.8 for ; Fri, 16 Apr 2021 12:00:13 -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=4JYXrsziQJ+2kkGBxoTfc1nhhgeCmFg+itswQ++dMS0=; b=MMXATsoTqhVtFU/Z+UvY//C4A0uGt6ec7aguA5lEu7IbdJt6zRnP2KqrYQQYdaQHN2 +AUks5fcaGEyoLgKW97iRMRkskzLzrmuJmYy0uwRMPtgaF/jvu5bAt9iJokz7P936Eel Wt8MngAmP6zsg1Pm5q4NUJ9igeO8aVcE2cFWcn/8gkce8HslWsgKjy+IQJtaAwEjg7D0 GIMHoV5eoG4x6rWYWKnTRWSWNYek5/hVmyU13eeNW9eQBMX9mUh62LZGc205N2Y1u64/ hBN4X8993EzPQuggOiE3ihsCiPW9zd7i9+AUwKQ0hYFfPKsO5QnadQF/L3L4ujTOGR9O IhMQ== 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=4JYXrsziQJ+2kkGBxoTfc1nhhgeCmFg+itswQ++dMS0=; b=rHbxGKyAz8YGCgrEE25RnR3xx+6dmwzRBQmL4+3o94ahlITvChjZ1NdGj2Pug4Uycd l88qaNgm6GnwA53Wy0Lt1hB0VulE+eRQ12phRxF7sUO5tp+vf1cpFDGI6S3KNpBh8bDG 4Z8OhWTk1qQR8kUmYpH17Rgnx4CYrLnZhRjTAWkE+dLYVwpqhQa4nsjbthydJxRSqrt9 2OZUpPl+dS0vW0tSuOZHgZUZhZ0HuVQVSV7l6JSplMlbbHRSTZLKKhAWkk3gzN1C1JJ+ jfEwJ+/3UU/9s3x/vN3mIk2zACxQCm5nNu/bFw15eEmZr2LoE+3pxOhGRYAkx3DL1v/+ cETQ== X-Gm-Message-State: AOAM53341q8lmUPZusn06d70oATlJ6Hd7hbW1tariXJygVC7s5TpFrGq kzwGBbZPOPRGx1ryBrbvKiOChKtLuj7ixg== X-Google-Smtp-Source: ABdhPJwaP64xbyG5F53d8gJqW8NQos4e+6IVYcAsuXmsEE++zmEd+VVvKmgYkLu9p/kZAz1lqR3OxA== X-Received: by 2002:a65:6095:: with SMTP id t21mr456207pgu.383.1618599613146; Fri, 16 Apr 2021 12:00:13 -0700 (PDT) Received: from localhost.localdomain ([71.212.131.83]) by smtp.gmail.com with ESMTPSA id d7sm1988337pfv.197.2021.04.16.12.00.12 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Apr 2021 12:00:12 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v4 13/30] target/arm: Adjust gen_aa32_{ld, st}_i64 for align+endianness Date: Fri, 16 Apr 2021 11:59:42 -0700 Message-Id: <20210416185959.1520974-14-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210416185959.1520974-1-richard.henderson@linaro.org> References: <20210416185959.1520974-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::532; envelope-from=richard.henderson@linaro.org; helo=mail-pg1-x532.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: Peter Maydell , qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Adjust the interface to match what has been done to the TCGv_i32 load/store functions. This is less obvious, because at present the only user of these functions, trans_VLDST_multiple, also wants to manipulate the endianness to speed up loading multiple bytes. Thus we retain an "internal" interface which is identical to the current gen_aa32_{ld,st}_i64 interface. The "new" interface will gain users as we remove the legacy interfaces, gen_aa32_ld64 and gen_aa32_st64. Reviewed-by: Peter Maydell Signed-off-by: Richard Henderson --- target/arm/translate.c | 78 +++++++++++++++++++-------------- target/arm/translate-neon.c.inc | 6 ++- 2 files changed, 49 insertions(+), 35 deletions(-) diff --git a/target/arm/translate.c b/target/arm/translate.c index 52b9ca502e..7472e98f09 100644 --- a/target/arm/translate.c +++ b/target/arm/translate.c @@ -949,6 +949,37 @@ static void gen_aa32_st_internal_i32(DisasContext *s, TCGv_i32 val, tcg_temp_free(addr); } +static void gen_aa32_ld_internal_i64(DisasContext *s, TCGv_i64 val, + TCGv_i32 a32, int index, MemOp opc) +{ + TCGv addr = gen_aa32_addr(s, a32, opc); + + tcg_gen_qemu_ld_i64(val, addr, index, opc); + + /* Not needed for user-mode BE32, where we use MO_BE instead. */ + if (!IS_USER_ONLY && s->sctlr_b && (opc & MO_SIZE) == MO_64) { + tcg_gen_rotri_i64(val, val, 32); + } + tcg_temp_free(addr); +} + +static void gen_aa32_st_internal_i64(DisasContext *s, TCGv_i64 val, + TCGv_i32 a32, int index, MemOp opc) +{ + TCGv addr = gen_aa32_addr(s, a32, opc); + + /* Not needed for user-mode BE32, where we use MO_BE instead. */ + if (!IS_USER_ONLY && s->sctlr_b && (opc & MO_SIZE) == MO_64) { + TCGv_i64 tmp = tcg_temp_new_i64(); + tcg_gen_rotri_i64(tmp, val, 32); + tcg_gen_qemu_st_i64(tmp, addr, index, opc); + tcg_temp_free_i64(tmp); + } else { + tcg_gen_qemu_st_i64(val, addr, index, opc); + } + tcg_temp_free(addr); +} + static void gen_aa32_ld_i32(DisasContext *s, TCGv_i32 val, TCGv_i32 a32, int index, MemOp opc) { @@ -961,6 +992,18 @@ static void gen_aa32_st_i32(DisasContext *s, TCGv_i32 val, TCGv_i32 a32, gen_aa32_st_internal_i32(s, val, a32, index, finalize_memop(s, opc)); } +static void gen_aa32_ld_i64(DisasContext *s, TCGv_i64 val, TCGv_i32 a32, + int index, MemOp opc) +{ + gen_aa32_ld_internal_i64(s, val, a32, index, finalize_memop(s, opc)); +} + +static void gen_aa32_st_i64(DisasContext *s, TCGv_i64 val, TCGv_i32 a32, + int index, MemOp opc) +{ + gen_aa32_st_internal_i64(s, val, a32, index, finalize_memop(s, opc)); +} + #define DO_GEN_LD(SUFF, OPC) \ static inline void gen_aa32_ld##SUFF(DisasContext *s, TCGv_i32 val, \ TCGv_i32 a32, int index) \ @@ -975,47 +1018,16 @@ static void gen_aa32_st_i32(DisasContext *s, TCGv_i32 val, TCGv_i32 a32, gen_aa32_st_i32(s, val, a32, index, OPC); \ } -static void gen_aa32_ld_i64(DisasContext *s, TCGv_i64 val, TCGv_i32 a32, - int index, MemOp opc) -{ - TCGv addr = gen_aa32_addr(s, a32, opc); - tcg_gen_qemu_ld_i64(val, addr, index, opc); - - /* Not needed for user-mode BE32, where we use MO_BE instead. */ - if (!IS_USER_ONLY && s->sctlr_b && (opc & MO_SIZE) == MO_64) { - tcg_gen_rotri_i64(val, val, 32); - } - - tcg_temp_free(addr); -} - static inline void gen_aa32_ld64(DisasContext *s, TCGv_i64 val, TCGv_i32 a32, int index) { - gen_aa32_ld_i64(s, val, a32, index, MO_Q | s->be_data); -} - -static void gen_aa32_st_i64(DisasContext *s, TCGv_i64 val, TCGv_i32 a32, - int index, MemOp opc) -{ - TCGv addr = gen_aa32_addr(s, a32, opc); - - /* Not needed for user-mode BE32, where we use MO_BE instead. */ - if (!IS_USER_ONLY && s->sctlr_b && (opc & MO_SIZE) == MO_64) { - TCGv_i64 tmp = tcg_temp_new_i64(); - tcg_gen_rotri_i64(tmp, val, 32); - tcg_gen_qemu_st_i64(tmp, addr, index, opc); - tcg_temp_free_i64(tmp); - } else { - tcg_gen_qemu_st_i64(val, addr, index, opc); - } - tcg_temp_free(addr); + gen_aa32_ld_i64(s, val, a32, index, MO_Q); } static inline void gen_aa32_st64(DisasContext *s, TCGv_i64 val, TCGv_i32 a32, int index) { - gen_aa32_st_i64(s, val, a32, index, MO_Q | s->be_data); + gen_aa32_st_i64(s, val, a32, index, MO_Q); } DO_GEN_LD(8u, MO_UB) diff --git a/target/arm/translate-neon.c.inc b/target/arm/translate-neon.c.inc index c82aa1412e..18d9042130 100644 --- a/target/arm/translate-neon.c.inc +++ b/target/arm/translate-neon.c.inc @@ -494,11 +494,13 @@ static bool trans_VLDST_multiple(DisasContext *s, arg_VLDST_multiple *a) int tt = a->vd + reg + spacing * xs; if (a->l) { - gen_aa32_ld_i64(s, tmp64, addr, mmu_idx, endian | size); + gen_aa32_ld_internal_i64(s, tmp64, addr, mmu_idx, + endian | size); neon_store_element64(tt, n, size, tmp64); } else { neon_load_element64(tmp64, tt, n, size); - gen_aa32_st_i64(s, tmp64, addr, mmu_idx, endian | size); + gen_aa32_st_internal_i64(s, tmp64, addr, mmu_idx, + endian | size); } tcg_gen_add_i32(addr, addr, tmp); } -- 2.25.1