From patchwork Mon Jun 15 19:28:51 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aleksandar Markovic X-Patchwork-Id: 280492 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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, 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 6380EC433DF for ; Mon, 15 Jun 2020 19:38:03 +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 14A1F207D3 for ; Mon, 15 Jun 2020 19:38:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="m+Pswm8y" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 14A1F207D3 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:42088 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jkuvi-0002js-7o for qemu-devel@archiver.kernel.org; Mon, 15 Jun 2020 15:38:02 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:46166) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jkunB-0003Yg-Fp for qemu-devel@nongnu.org; Mon, 15 Jun 2020 15:29:13 -0400 Received: from mail-wr1-x431.google.com ([2a00:1450:4864:20::431]:40056) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jkun9-0004kD-Jg for qemu-devel@nongnu.org; Mon, 15 Jun 2020 15:29:13 -0400 Received: by mail-wr1-x431.google.com with SMTP id h5so18357733wrc.7 for ; Mon, 15 Jun 2020 12:29:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=isro7fKjPLJB8xxG5dZpv8KrIizIt+ZNoNO3oJwZWJg=; b=m+Pswm8y5/UWu7jrrJM2P7J3tK/AentItXYxEIUC+4VrNWVbdEnPXvRirSE+9IDY0Z itsy/zAjpznBwGByS+H9orHVdLkcV315LKCufDkkKX4u2ktU7OFfXzBzIRw/7GIbb0I2 elAQf1fmVfPHZ4XYCWiB5hMSpM3gDHyyekmWndJnDNS15Vw9af64gc+jACi6QeV/kAxf fMjHlq0yhGmgkURLHfGJ6BsSgftxeEwg3CPk2TdW2YWLcT97O98HH7VE9d3T6GpKNwDB UR/mzj38RefYKTB0/ZNImTCEKQ42M8ojmvQtzVRmos+Bf4lRiUegmUSZ3cGCO+RRbx9e RWfg== 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; bh=isro7fKjPLJB8xxG5dZpv8KrIizIt+ZNoNO3oJwZWJg=; b=TlJLj7r0utzGIovDNaACkEDe71vXY6BiveywD1P4dVgWUlrn0Y4Enp3a91q7BB0woh WWDa2p/3y+eyOU+svJNDu447f3kM6kUw2625WF7dKPdzIFaPL5A9a0kAIN+9iW1XtTDA DHw1si5lODCz/f9zNBPYSCW2Ec1ZgZrR8DlZYALKv4WkDo4ajVRowWLlOgOItu63nkMt /cqcqWm9g2/12Q1DUgU37pqIrSDL7cCF/V3LgDU2GHsBwgCrharc2yPWsElr/cnik1kB Rn3nZQeSH4WoWwV4hTt62dwI+XDvChaPWoi7fXj09p8dG7QAm8Z9Qw599P9/pqxUj8+s JnuQ== X-Gm-Message-State: AOAM531SzSmGVfWdgv8ejGe7C1QyRmFzQoshTKMgYmT9WJ17OMIifBaz yStZtr4vVVWTSQhdYNMm6TSt/lCZ X-Google-Smtp-Source: ABdhPJyVDsBIewRJqCgv6TB1HL7rmYkIprsmOzgErIORyRtjfOiyKdtQYt4RRjigUBS8r14dI2dvVQ== X-Received: by 2002:a5d:690b:: with SMTP id t11mr32741770wru.213.1592249350043; Mon, 15 Jun 2020 12:29:10 -0700 (PDT) Received: from rtrkw774-lin.syrmia.com ([46.240.135.226]) by smtp.gmail.com with ESMTPSA id 138sm713098wma.23.2020.06.15.12.29.09 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 15 Jun 2020 12:29:09 -0700 (PDT) From: Aleksandar Markovic To: qemu-devel@nongnu.org, peter.maydell@linaro.org Subject: [PULL 09/18] target/mips: msa: Split helpers for DOTP_S. Date: Mon, 15 Jun 2020 21:28:51 +0200 Message-Id: <1592249340-8365-10-git-send-email-aleksandar.qemu.devel@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1592249340-8365-1-git-send-email-aleksandar.qemu.devel@gmail.com> References: <1592249340-8365-1-git-send-email-aleksandar.qemu.devel@gmail.com> Received-SPF: pass client-ip=2a00:1450:4864:20::431; envelope-from=aleksandar.qemu.devel@gmail.com; helo=mail-wr1-x431.google.com X-detected-operating-system: by eggs.gnu.org: No matching host in p0f cache. That's all we know. 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, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=_AUTOLEARN 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: aleksandar.qemu.devel@gmail.com Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Achieves clearer code and slightly better performance. Reviewed-by: Aleksandar Rikalo Signed-off-by: Aleksandar Markovic Message-Id: <20200613152133.8964-8-aleksandar.qemu.devel@gmail.com> --- target/mips/helper.h | 5 +++- target/mips/msa_helper.c | 66 +++++++++++++++++++++++++++++++++++++++--------- target/mips/translate.c | 12 ++++++++- 3 files changed, 69 insertions(+), 14 deletions(-) diff --git a/target/mips/helper.h b/target/mips/helper.h index 575f4a5..06df3de 100644 --- a/target/mips/helper.h +++ b/target/mips/helper.h @@ -1079,7 +1079,10 @@ DEF_HELPER_5(msa_subs_u_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_subsus_u_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_subsuu_s_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_mulv_df, void, env, i32, i32, i32, i32) -DEF_HELPER_5(msa_dotp_s_df, void, env, i32, i32, i32, i32) + +DEF_HELPER_4(msa_dotp_s_h, void, env, i32, i32, i32) +DEF_HELPER_4(msa_dotp_s_w, void, env, i32, i32, i32) +DEF_HELPER_4(msa_dotp_s_d, void, env, i32, i32, i32) DEF_HELPER_5(msa_dotp_u_df, void, env, i32, i32, i32, i32) DEF_HELPER_4(msa_dpadd_s_h, void, env, i32, i32, i32) DEF_HELPER_4(msa_dpadd_s_w, void, env, i32, i32, i32) diff --git a/target/mips/msa_helper.c b/target/mips/msa_helper.c index 33d5251..201283f 100644 --- a/target/mips/msa_helper.c +++ b/target/mips/msa_helper.c @@ -2236,6 +2236,60 @@ void helper_msa_div_u_d(CPUMIPSState *env, o = UNSIGNED_ODD(a, df); \ } while (0) + +static inline int64_t msa_dotp_s_df(uint32_t df, int64_t arg1, int64_t arg2) +{ + int64_t even_arg1; + int64_t even_arg2; + int64_t odd_arg1; + int64_t odd_arg2; + SIGNED_EXTRACT(even_arg1, odd_arg1, arg1, df); + SIGNED_EXTRACT(even_arg2, odd_arg2, arg2, df); + return (even_arg1 * even_arg2) + (odd_arg1 * odd_arg2); +} + +void helper_msa_dotp_s_h(CPUMIPSState *env, + uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->h[0] = msa_dotp_s_df(DF_HALF, pws->h[0], pwt->h[0]); + pwd->h[1] = msa_dotp_s_df(DF_HALF, pws->h[1], pwt->h[1]); + pwd->h[2] = msa_dotp_s_df(DF_HALF, pws->h[2], pwt->h[2]); + pwd->h[3] = msa_dotp_s_df(DF_HALF, pws->h[3], pwt->h[3]); + pwd->h[4] = msa_dotp_s_df(DF_HALF, pws->h[4], pwt->h[4]); + pwd->h[5] = msa_dotp_s_df(DF_HALF, pws->h[5], pwt->h[5]); + pwd->h[6] = msa_dotp_s_df(DF_HALF, pws->h[6], pwt->h[6]); + pwd->h[7] = msa_dotp_s_df(DF_HALF, pws->h[7], pwt->h[7]); +} + +void helper_msa_dotp_s_w(CPUMIPSState *env, + uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->w[0] = msa_dotp_s_df(DF_WORD, pws->w[0], pwt->w[0]); + pwd->w[1] = msa_dotp_s_df(DF_WORD, pws->w[1], pwt->w[1]); + pwd->w[2] = msa_dotp_s_df(DF_WORD, pws->w[2], pwt->w[2]); + pwd->w[3] = msa_dotp_s_df(DF_WORD, pws->w[3], pwt->w[3]); +} + +void helper_msa_dotp_s_d(CPUMIPSState *env, + uint32_t wd, uint32_t ws, uint32_t wt) +{ + wr_t *pwd = &(env->active_fpu.fpr[wd].wr); + wr_t *pws = &(env->active_fpu.fpr[ws].wr); + wr_t *pwt = &(env->active_fpu.fpr[wt].wr); + + pwd->d[0] = msa_dotp_s_df(DF_DOUBLE, pws->d[0], pwt->d[0]); + pwd->d[1] = msa_dotp_s_df(DF_DOUBLE, pws->d[1], pwt->d[1]); +} + + static inline int64_t msa_dpadd_s_df(uint32_t df, int64_t dest, int64_t arg1, int64_t arg2) { @@ -5010,17 +5064,6 @@ static inline int64_t msa_mulv_df(uint32_t df, int64_t arg1, int64_t arg2) return arg1 * arg2; } -static inline int64_t msa_dotp_s_df(uint32_t df, int64_t arg1, int64_t arg2) -{ - int64_t even_arg1; - int64_t even_arg2; - int64_t odd_arg1; - int64_t odd_arg2; - SIGNED_EXTRACT(even_arg1, odd_arg1, arg1, df); - SIGNED_EXTRACT(even_arg2, odd_arg2, arg2, df); - return (even_arg1 * even_arg2) + (odd_arg1 * odd_arg2); -} - static inline int64_t msa_dotp_u_df(uint32_t df, int64_t arg1, int64_t arg2) { int64_t even_arg1; @@ -5155,7 +5198,6 @@ MSA_BINOP_DF(subs_u) MSA_BINOP_DF(subsus_u) MSA_BINOP_DF(subsuu_s) MSA_BINOP_DF(mulv) -MSA_BINOP_DF(dotp_s) MSA_BINOP_DF(dotp_u) MSA_BINOP_DF(mul_q) diff --git a/target/mips/translate.c b/target/mips/translate.c index bd6febc..e150454 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -29394,7 +29394,17 @@ static void gen_msa_3r(CPUMIPSState *env, DisasContext *ctx) } break; case OPC_DOTP_S_df: - gen_helper_msa_dotp_s_df(cpu_env, tdf, twd, tws, twt); + switch (df) { + case DF_HALF: + gen_helper_msa_dotp_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dotp_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dotp_s_d(cpu_env, twd, tws, twt); + break; + } break; case OPC_DOTP_U_df: gen_helper_msa_dotp_u_df(cpu_env, tdf, twd, tws, twt);