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=-16.6 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 B0CAAC4338F for ; Tue, 17 Aug 2021 21:26:41 +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 6A8666102A for ; Tue, 17 Aug 2021 21:26:41 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org 6A8666102A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=nongnu.org Received: from localhost ([::1]:41520 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1mG6bY-00047J-I2 for qemu-devel@archiver.kernel.org; Tue, 17 Aug 2021 17:26:40 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43618) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mG6Tc-0001YP-3Q for qemu-devel@nongnu.org; Tue, 17 Aug 2021 17:18:28 -0400 Received: from mail-pf1-x434.google.com ([2607:f8b0:4864:20::434]:35831) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mG6Ta-0001Cr-KF for qemu-devel@nongnu.org; Tue, 17 Aug 2021 17:18:27 -0400 Received: by mail-pf1-x434.google.com with SMTP id x16so6129pfh.2 for ; Tue, 17 Aug 2021 14:18:26 -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=gHsQub6dgXk5izfZm4KxXE3aZtQVWz9lmDcpviRGa+c=; b=WTKNHehtXWye8wZYoe1zfvBy2g+o9glNjJb2iPCwjdQr7Rs7h1ITxTO8ayA2yTf8p6 vFTmUgthf05znKSnXyFTf1UJCG+BnxgXbV4bLDxpWEwS4KJ+WhFl/z//+3irGQ+DzaT+ /fdC8KShX3b0QEhwaklHfQHnkscgY67baDY+65uUrObl6ocjAnIxvuXvhBtEMVN2iwOF F52/xyVtWeZv84CEvo+AC7PBS373rWfgtYfD/AUSX/lz5S2kq+bSGfdYbUwT9c7gjrmy EyQDtmhAi5UYsl/5wpkRZuOd4aAIjCceLikS8CwRzipYe5BECug9C67HzpRyxQavn7cM EvnQ== 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=gHsQub6dgXk5izfZm4KxXE3aZtQVWz9lmDcpviRGa+c=; b=jnrhc754t6E0h65pNaBqaMUxjePdwPLR9nR92Y7hUqOG0oBaxVwfANWtuCNwkmCFS5 2K0yYqQcSUufaqJ+b27tBj97MoLresMnJ5Z+qR+ADPKSUIE8lTGQ4Wa/0Qxk2DVkXbzT YGmyKRpnOCYBy04oIAruJX5XfL9j8SMgMudtFAwiC0huws3+3yeCjEf6Tr7MnktKslKe e4PXbNK/EsWOG4skHZ+EkRwiKIVnOcbZzWE5yoh6r34UYSQYEWnyh5D2ueJuAE32mzQ1 M6xcryzzErrw4giE9OD+OuDtPxmGoJ5hCqdIfX9aoL89mp72JmlLMGn60V3qCny5Fp2r vLMA== X-Gm-Message-State: AOAM532JTqC+YCtMyLDXG9QeTpskgkvSKNhepXZcPzMIPkHtYwfMP6ZK PWUq759lCRer6lyQBE7nTmg2/mqVdOcpOA== X-Google-Smtp-Source: ABdhPJxVniYPrxnV/AujPW9FPrmgmPqnmylL2o/E18MkFp7W6aXWKKVtH5QzWv2EK41FHMLJmoitmQ== X-Received: by 2002:a63:a511:: with SMTP id n17mr5337135pgf.156.1629235105425; Tue, 17 Aug 2021 14:18:25 -0700 (PDT) Received: from localhost.localdomain ([173.197.107.15]) by smtp.gmail.com with ESMTPSA id q1sm2978637pjl.44.2021.08.17.14.18.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Aug 2021 14:18:25 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v2 12/21] target/riscv: Add gen_greviw Date: Tue, 17 Aug 2021 11:17:54 -1000 Message-Id: <20210817211803.283639-13-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210817211803.283639-1-richard.henderson@linaro.org> References: <20210817211803.283639-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::434; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x434.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: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Alistair.Francis@wdc.com, bin.meng@windriver.com, qemu-riscv@nongnu.org, zhiwei_liu@c-sky.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Replicate the bswap special case from gen_grevi for the word-sized operation. Signed-off-by: Richard Henderson --- target/riscv/insn_trans/trans_rvb.c.inc | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/target/riscv/insn_trans/trans_rvb.c.inc b/target/riscv/insn_trans/trans_rvb.c.inc index b97c3ca5da..af7694ed29 100644 --- a/target/riscv/insn_trans/trans_rvb.c.inc +++ b/target/riscv/insn_trans/trans_rvb.c.inc @@ -568,12 +568,24 @@ static bool trans_grevw(DisasContext *ctx, arg_grevw *a) return gen_shift(ctx, a, EXT_ZERO, gen_helper_grev); } +static void gen_greviw(TCGv dest, TCGv src, target_long shamt) +{ +#if TARGET_LONG_BITS == 64 + if (shamt == 32 - 8) { + /* rev4, byte swaps */ + tcg_gen_bswap32_i64(dest, src, TCG_BSWAP_IZ | TCG_BSWAP_OS); + return; + } +#endif + gen_helper_grev(dest, src, tcg_constant_tl(shamt)); +} + static bool trans_greviw(DisasContext *ctx, arg_greviw *a) { REQUIRE_64BIT(ctx); REQUIRE_EXT(ctx, RVB); ctx->w = true; - return gen_shift_imm_tl(ctx, a, EXT_ZERO, gen_helper_grev); + return gen_shift_imm_fn(ctx, a, EXT_ZERO, gen_greviw); } static bool trans_gorcw(DisasContext *ctx, arg_gorcw *a) -- 2.25.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.90_1) id 1mG6Tg-0001h3-G1 for mharc-qemu-riscv@gnu.org; Tue, 17 Aug 2021 17:18:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43646) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1mG6Td-0001ap-Qp for qemu-riscv@nongnu.org; Tue, 17 Aug 2021 17:18:29 -0400 Received: from mail-pf1-x430.google.com ([2607:f8b0:4864:20::430]:36527) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1mG6Ta-0001Cq-MS for qemu-riscv@nongnu.org; Tue, 17 Aug 2021 17:18:28 -0400 Received: by mail-pf1-x430.google.com with SMTP id m26so6249pff.3 for ; Tue, 17 Aug 2021 14:18:26 -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=gHsQub6dgXk5izfZm4KxXE3aZtQVWz9lmDcpviRGa+c=; b=WTKNHehtXWye8wZYoe1zfvBy2g+o9glNjJb2iPCwjdQr7Rs7h1ITxTO8ayA2yTf8p6 vFTmUgthf05znKSnXyFTf1UJCG+BnxgXbV4bLDxpWEwS4KJ+WhFl/z//+3irGQ+DzaT+ /fdC8KShX3b0QEhwaklHfQHnkscgY67baDY+65uUrObl6ocjAnIxvuXvhBtEMVN2iwOF F52/xyVtWeZv84CEvo+AC7PBS373rWfgtYfD/AUSX/lz5S2kq+bSGfdYbUwT9c7gjrmy EyQDtmhAi5UYsl/5wpkRZuOd4aAIjCceLikS8CwRzipYe5BECug9C67HzpRyxQavn7cM EvnQ== 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=gHsQub6dgXk5izfZm4KxXE3aZtQVWz9lmDcpviRGa+c=; b=WCpXrBbd4mTZIJ20YH5KmzlO9e0t8tTsnBwu41VRVDUsA7PwPBwvLXWTxQVN/1DP70 Dw9wmEcEyZZH0p8oqTqZMdiBUXVqVkPxytWFImNIMir7yg44Ft5dbFUj56h13mVna1Sw iTtXFoLKsNTB+AntAB5bfkV/clzLP59m3GzjGRImbYrG25YtpI5br1itM2ihNjlEy2qR 9LH1pv1haSNV22NCo/kokSWuk/za+GptWB0Ciy9RY1uFMbUHpeb4LAskYlmMv9wfip9C DAgwDjbd0ZCyNUuIqRm9sdW3ZLcrvy05mhLxWnOnUtnzxZMGV8zlWWwxbLFfCvsgE0Ex 6NJw== X-Gm-Message-State: AOAM533W79PJWyZ6KwdeBGvXvyCA8On3aS4/WVteR04fOCjQHsLM/olL vxDE1T8hQ48a35p6Q5DmM468hA== X-Google-Smtp-Source: ABdhPJxVniYPrxnV/AujPW9FPrmgmPqnmylL2o/E18MkFp7W6aXWKKVtH5QzWv2EK41FHMLJmoitmQ== X-Received: by 2002:a63:a511:: with SMTP id n17mr5337135pgf.156.1629235105425; Tue, 17 Aug 2021 14:18:25 -0700 (PDT) Received: from localhost.localdomain ([173.197.107.15]) by smtp.gmail.com with ESMTPSA id q1sm2978637pjl.44.2021.08.17.14.18.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Aug 2021 14:18:25 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Cc: qemu-riscv@nongnu.org, zhiwei_liu@c-sky.com, Alistair.Francis@wdc.com, bin.meng@windriver.com Subject: [PATCH v2 12/21] target/riscv: Add gen_greviw Date: Tue, 17 Aug 2021 11:17:54 -1000 Message-Id: <20210817211803.283639-13-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210817211803.283639-1-richard.henderson@linaro.org> References: <20210817211803.283639-1-richard.henderson@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::430; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x430.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-riscv@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 17 Aug 2021 21:18:30 -0000 Replicate the bswap special case from gen_grevi for the word-sized operation. Signed-off-by: Richard Henderson --- target/riscv/insn_trans/trans_rvb.c.inc | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/target/riscv/insn_trans/trans_rvb.c.inc b/target/riscv/insn_trans/trans_rvb.c.inc index b97c3ca5da..af7694ed29 100644 --- a/target/riscv/insn_trans/trans_rvb.c.inc +++ b/target/riscv/insn_trans/trans_rvb.c.inc @@ -568,12 +568,24 @@ static bool trans_grevw(DisasContext *ctx, arg_grevw *a) return gen_shift(ctx, a, EXT_ZERO, gen_helper_grev); } +static void gen_greviw(TCGv dest, TCGv src, target_long shamt) +{ +#if TARGET_LONG_BITS == 64 + if (shamt == 32 - 8) { + /* rev4, byte swaps */ + tcg_gen_bswap32_i64(dest, src, TCG_BSWAP_IZ | TCG_BSWAP_OS); + return; + } +#endif + gen_helper_grev(dest, src, tcg_constant_tl(shamt)); +} + static bool trans_greviw(DisasContext *ctx, arg_greviw *a) { REQUIRE_64BIT(ctx); REQUIRE_EXT(ctx, RVB); ctx->w = true; - return gen_shift_imm_tl(ctx, a, EXT_ZERO, gen_helper_grev); + return gen_shift_imm_fn(ctx, a, EXT_ZERO, gen_greviw); } static bool trans_gorcw(DisasContext *ctx, arg_gorcw *a) -- 2.25.1