From patchwork Mon Jun 15 19:22:22 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aleksandar Markovic X-Patchwork-Id: 11605521 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 5577C60D for ; Mon, 15 Jun 2020 19:28:08 +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 2B56D20756 for ; Mon, 15 Jun 2020 19:28:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="iFtBmQr6" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2B56D20756 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+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Received: from localhost ([::1]:54440 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jkum7-0001KT-Et for patchwork-qemu-devel@patchwork.kernel.org; Mon, 15 Jun 2020 15:28:07 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:44970) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jkugz-0006QJ-8H for qemu-devel@nongnu.org; Mon, 15 Jun 2020 15:22:49 -0400 Received: from mail-wm1-x32a.google.com ([2a00:1450:4864:20::32a]:50345) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1jkugx-0003p7-JR for qemu-devel@nongnu.org; Mon, 15 Jun 2020 15:22:48 -0400 Received: by mail-wm1-x32a.google.com with SMTP id l17so685905wmj.0 for ; Mon, 15 Jun 2020 12:22:47 -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=hFoUngZUAV/wOrxq7CCZMZM/tNgP1n6Jxk0PPIrAqpg=; b=iFtBmQr6J/23BTIsLM9foZnfKFnTiRvrsYkL3WXLAVFXc2SjpluiAoTaxiLEyZI7rW f7rxZTUvbAHX1EGeKpqIiXyu7OsueXEUAVsM57vhe+Kv+SKcQrzl3EAxGY0xJNEEzIZx 6xoUV8juwzD9//b67n+RClNJ6L22Ha1PI1tc5Wv++7sUfHWyGbr3x1hdGP/SxCFSi64M nc57xpnJ9HuulphvSHHDjZWVrEphyqQmNmKMn8av6IOEf6WvBdaLpw9QRcMJqgl/NicH nwMW/gGGn3WpMBVDHC+Zug2YhWgR0BKBTlRIF0nohC7NLV2k/jEU+VNfxlKitsXb/K1C Kvcg== 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=hFoUngZUAV/wOrxq7CCZMZM/tNgP1n6Jxk0PPIrAqpg=; b=sKfxkoNA/mU7YsF5z2Kp5BXVvRziQsdpRnIgQMfKcaqgxkATSS6ef3E3bZ7/iD0Noi YqC6h1oV7OaQpUKaS54uthEW60X1agICQ99qz4ZLX0pJPxDX8Q9IH6wK2cbw/6oueVRt r/L9Zh4gDzG2Jol+0ycyq/RmXi8gyOXO43wcGH0jyrx2Rv7aIJ/JIYlfynwzXD5now3y LhsnUmzjWQboDssgEktothPSnslV/MfOvtTAuxJX6b/1k4gKwHZXROrIzFQHEFR38Pgk HYVroDM25t02uWBs46boLMWPQr+MFl+6t7aAiyZi5UAWjSAnounAaihUNviMFZKJr60s tBPQ== X-Gm-Message-State: AOAM530L0O0DB6fDuFDhWkCGhRRj0BLPWNP1Dk8DWeDOi9mgK4UFuOl1 35J5CC32NQ0XBcdewOxcfQEbP/5r X-Google-Smtp-Source: ABdhPJwYR7QgZaHOj6R9eENko7szdND+jfvDPBCGLE5RwXRpuqrxQD3QaonheCdcCHyrg1Kb8TfhOA== X-Received: by 2002:a1c:bb0b:: with SMTP id l11mr873839wmf.31.1592248966075; Mon, 15 Jun 2020 12:22:46 -0700 (PDT) Received: from rtrkw774-lin.syrmia.com ([46.240.135.226]) by smtp.gmail.com with ESMTPSA id 50sm27823909wra.1.2020.06.15.12.22.45 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Mon, 15 Jun 2020 12:22:45 -0700 (PDT) From: Aleksandar Markovic To: qemu-devel@nongnu.org, peter.maydell@linaro.org Subject: [PULL 07/18] target/mips: msa: Split helpers for DPSUB_S. Date: Mon, 15 Jun 2020 21:22:22 +0200 Message-Id: <1592248953-8162-8-git-send-email-aleksandar.qemu.devel@gmail.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1592248953-8162-1-git-send-email-aleksandar.qemu.devel@gmail.com> References: <1592248953-8162-1-git-send-email-aleksandar.qemu.devel@gmail.com> Received-SPF: pass client-ip=2a00:1450:4864:20::32a; envelope-from=aleksandar.qemu.devel@gmail.com; helo=mail-wm1-x32a.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+patchwork-qemu-devel=patchwork.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: <20200613152133.8964-6-aleksandar.qemu.devel@gmail.com> --- target/mips/helper.h | 4 ++- target/mips/msa_helper.c | 67 ++++++++++++++++++++++++++++++++++++++---------- target/mips/translate.c | 12 ++++++++- 3 files changed, 68 insertions(+), 15 deletions(-) diff --git a/target/mips/helper.h b/target/mips/helper.h index 155b6bb..2de1454 100644 --- a/target/mips/helper.h +++ b/target/mips/helper.h @@ -1087,7 +1087,9 @@ DEF_HELPER_4(msa_dpadd_s_d, void, env, i32, i32, i32) DEF_HELPER_4(msa_dpadd_u_h, void, env, i32, i32, i32) DEF_HELPER_4(msa_dpadd_u_w, void, env, i32, i32, i32) DEF_HELPER_4(msa_dpadd_u_d, void, env, i32, i32, i32) -DEF_HELPER_5(msa_dpsub_s_df, void, env, i32, i32, i32, i32) +DEF_HELPER_4(msa_dpsub_s_h, void, env, i32, i32, i32) +DEF_HELPER_4(msa_dpsub_s_w, void, env, i32, i32, i32) +DEF_HELPER_4(msa_dpsub_s_d, void, env, i32, i32, i32) DEF_HELPER_5(msa_dpsub_u_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_sld_df, void, env, i32, i32, i32, i32) DEF_HELPER_5(msa_splat_df, void, env, i32, i32, i32, i32) diff --git a/target/mips/msa_helper.c b/target/mips/msa_helper.c index 9741c94..934f705 100644 --- a/target/mips/msa_helper.c +++ b/target/mips/msa_helper.c @@ -2344,6 +2344,60 @@ void helper_msa_dpadd_u_d(CPUMIPSState *env, } +static inline int64_t msa_dpsub_s_df(uint32_t df, int64_t dest, 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 dest - ((even_arg1 * even_arg2) + (odd_arg1 * odd_arg2)); +} + +void helper_msa_dpsub_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_dpsub_s_df(DF_HALF, pwd->h[0], pws->h[0], pwt->h[0]); + pwd->h[1] = msa_dpsub_s_df(DF_HALF, pwd->h[1], pws->h[1], pwt->h[1]); + pwd->h[2] = msa_dpsub_s_df(DF_HALF, pwd->h[2], pws->h[2], pwt->h[2]); + pwd->h[3] = msa_dpsub_s_df(DF_HALF, pwd->h[3], pws->h[3], pwt->h[3]); + pwd->h[4] = msa_dpsub_s_df(DF_HALF, pwd->h[4], pws->h[4], pwt->h[4]); + pwd->h[5] = msa_dpsub_s_df(DF_HALF, pwd->h[5], pws->h[5], pwt->h[5]); + pwd->h[6] = msa_dpsub_s_df(DF_HALF, pwd->h[6], pws->h[6], pwt->h[6]); + pwd->h[7] = msa_dpsub_s_df(DF_HALF, pwd->h[7], pws->h[7], pwt->h[7]); +} + +void helper_msa_dpsub_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_dpsub_s_df(DF_WORD, pwd->w[0], pws->w[0], pwt->w[0]); + pwd->w[1] = msa_dpsub_s_df(DF_WORD, pwd->w[1], pws->w[1], pwt->w[1]); + pwd->w[2] = msa_dpsub_s_df(DF_WORD, pwd->w[2], pws->w[2], pwt->w[2]); + pwd->w[3] = msa_dpsub_s_df(DF_WORD, pwd->w[3], pws->w[3], pwt->w[3]); +} + +void helper_msa_dpsub_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_dpsub_s_df(DF_DOUBLE, pwd->d[0], pws->d[0], pwt->d[0]); + pwd->d[1] = msa_dpsub_s_df(DF_DOUBLE, pwd->d[1], pws->d[1], pwt->d[1]); +} + + /* * Int Max Min * ----------- @@ -5063,18 +5117,6 @@ void helper_msa_sld_df(CPUMIPSState *env, uint32_t df, uint32_t wd, msa_sld_df(df, pwd, pws, env->active_tc.gpr[rt]); } -static inline int64_t msa_dpsub_s_df(uint32_t df, int64_t dest, 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 dest - ((even_arg1 * even_arg2) + (odd_arg1 * odd_arg2)); -} - static inline int64_t msa_dpsub_u_df(uint32_t df, int64_t dest, int64_t arg1, int64_t arg2) { @@ -5213,7 +5255,6 @@ void helper_msa_ ## func ## _df(CPUMIPSState *env, uint32_t df, uint32_t wd, \ } \ } -MSA_TEROP_DF(dpsub_s) MSA_TEROP_DF(dpsub_u) MSA_TEROP_DF(binsl) MSA_TEROP_DF(binsr) diff --git a/target/mips/translate.c b/target/mips/translate.c index 0f99768..caf3adf 100644 --- a/target/mips/translate.c +++ b/target/mips/translate.c @@ -29426,7 +29426,17 @@ static void gen_msa_3r(CPUMIPSState *env, DisasContext *ctx) } break; case OPC_DPSUB_S_df: - gen_helper_msa_dpsub_s_df(cpu_env, tdf, twd, tws, twt); + switch (df) { + case DF_HALF: + gen_helper_msa_dpsub_s_h(cpu_env, twd, tws, twt); + break; + case DF_WORD: + gen_helper_msa_dpsub_s_w(cpu_env, twd, tws, twt); + break; + case DF_DOUBLE: + gen_helper_msa_dpsub_s_d(cpu_env, twd, tws, twt); + break; + } break; case OPC_DPSUB_U_df: gen_helper_msa_dpsub_u_df(cpu_env, tdf, twd, tws, twt);