From nobody Sun Nov 9 20:19:55 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1551718419058614.5690006920255; Mon, 4 Mar 2019 08:53:39 -0800 (PST) Received: from localhost ([127.0.0.1]:57190 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h0qqK-0006ox-Dq for importer@patchew.org; Mon, 04 Mar 2019 11:53:32 -0500 Received: from eggs.gnu.org ([209.51.188.92]:52883) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1h0qoR-0005fc-Rp for qemu-devel@nongnu.org; Mon, 04 Mar 2019 11:51:36 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1h0qoQ-0007jB-N7 for qemu-devel@nongnu.org; Mon, 04 Mar 2019 11:51:35 -0500 Received: from mx2.rt-rk.com ([89.216.37.149]:44291 helo=mail.rt-rk.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1h0qoQ-0007hD-Au for qemu-devel@nongnu.org; Mon, 04 Mar 2019 11:51:34 -0500 Received: from localhost (localhost [127.0.0.1]) by mail.rt-rk.com (Postfix) with ESMTP id 3BEB81A116A; Mon, 4 Mar 2019 17:51:32 +0100 (CET) Received: from rtrkw310-lin.domain.local (rtrkw310-lin.domain.local [10.10.13.57]) by mail.rt-rk.com (Postfix) with ESMTPSA id 1EEAD1A20CA; Mon, 4 Mar 2019 17:51:32 +0100 (CET) X-Virus-Scanned: amavisd-new at rt-rk.com From: Mateja Marjanovic To: qemu-devel@nongnu.org Date: Mon, 4 Mar 2019 17:51:22 +0100 Message-Id: <1551718283-4487-2-git-send-email-mateja.marjanovic@rt-rk.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1551718283-4487-1-git-send-email-mateja.marjanovic@rt-rk.com> References: <1551718283-4487-1-git-send-email-mateja.marjanovic@rt-rk.com> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x X-Received-From: 89.216.37.149 Subject: [Qemu-devel] [PATCH 1/2] target/mips: Improve performance for MSA binary operations X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: arikalo@wavecomp.com, amarkovic@wavecomp.com, aurelien@aurel32.net Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Mateja Marjanovic Eliminate loops for better performance. Signed-off-by: Mateja Marjanovic Reviewed-by: Aleksandar Markovic --- target/mips/msa_helper.c | 43 ++++++++++++++++++++++++++++++------------- 1 file changed, 30 insertions(+), 13 deletions(-) diff --git a/target/mips/msa_helper.c b/target/mips/msa_helper.c index 4c7ec05..1152fda 100644 --- a/target/mips/msa_helper.c +++ b/target/mips/msa_helper.c @@ -804,28 +804,45 @@ void helper_msa_ ## func ## _df(CPUMIPSState *env, ui= nt32_t df, \ wr_t *pwd =3D &(env->active_fpu.fpr[wd].wr); \ wr_t *pws =3D &(env->active_fpu.fpr[ws].wr); \ wr_t *pwt =3D &(env->active_fpu.fpr[wt].wr); \ - uint32_t i; \ \ switch (df) { \ case DF_BYTE: \ - for (i =3D 0; i < DF_ELEMENTS(DF_BYTE); i++) { \ - pwd->b[i] =3D msa_ ## func ## _df(df, pws->b[i], pwt->b[i]); \ - } \ + pwd->b[0] =3D msa_ ## func ## _df(df, pws->b[0], pwt->b[0]); \ + pwd->b[1] =3D msa_ ## func ## _df(df, pws->b[1], pwt->b[1]); \ + pwd->b[2] =3D msa_ ## func ## _df(df, pws->b[2], pwt->b[2]); \ + pwd->b[3] =3D msa_ ## func ## _df(df, pws->b[3], pwt->b[3]); \ + pwd->b[4] =3D msa_ ## func ## _df(df, pws->b[4], pwt->b[4]); \ + pwd->b[5] =3D msa_ ## func ## _df(df, pws->b[5], pwt->b[5]); \ + pwd->b[6] =3D msa_ ## func ## _df(df, pws->b[6], pwt->b[6]); \ + pwd->b[7] =3D msa_ ## func ## _df(df, pws->b[7], pwt->b[7]); \ + pwd->b[8] =3D msa_ ## func ## _df(df, pws->b[8], pwt->b[8]); \ + pwd->b[9] =3D msa_ ## func ## _df(df, pws->b[9], pwt->b[9]); \ + pwd->b[10] =3D msa_ ## func ## _df(df, pws->b[10], pwt->b[10]); \ + pwd->b[11] =3D msa_ ## func ## _df(df, pws->b[11], pwt->b[11]); \ + pwd->b[12] =3D msa_ ## func ## _df(df, pws->b[12], pwt->b[12]); \ + pwd->b[13] =3D msa_ ## func ## _df(df, pws->b[13], pwt->b[13]); \ + pwd->b[14] =3D msa_ ## func ## _df(df, pws->b[14], pwt->b[14]); \ + pwd->b[15] =3D msa_ ## func ## _df(df, pws->b[15], pwt->b[15]); \ break; \ case DF_HALF: \ - for (i =3D 0; i < DF_ELEMENTS(DF_HALF); i++) { \ - pwd->h[i] =3D msa_ ## func ## _df(df, pws->h[i], pwt->h[i]); \ - } \ + pwd->h[0] =3D msa_ ## func ## _df(df, pws->h[0], pwt->h[0]); \ + pwd->h[1] =3D msa_ ## func ## _df(df, pws->h[1], pwt->h[1]); \ + pwd->h[2] =3D msa_ ## func ## _df(df, pws->h[2], pwt->h[2]); \ + pwd->h[3] =3D msa_ ## func ## _df(df, pws->h[3], pwt->h[3]); \ + pwd->h[4] =3D msa_ ## func ## _df(df, pws->h[4], pwt->h[4]); \ + pwd->h[5] =3D msa_ ## func ## _df(df, pws->h[5], pwt->h[5]); \ + pwd->h[6] =3D msa_ ## func ## _df(df, pws->h[6], pwt->h[6]); \ + pwd->h[7] =3D msa_ ## func ## _df(df, pws->h[7], pwt->h[7]); \ break; \ case DF_WORD: \ - for (i =3D 0; i < DF_ELEMENTS(DF_WORD); i++) { \ - pwd->w[i] =3D msa_ ## func ## _df(df, pws->w[i], pwt->w[i]); \ - } \ + pwd->w[0] =3D msa_ ## func ## _df(df, pws->w[0], pwt->w[0]); \ + pwd->w[1] =3D msa_ ## func ## _df(df, pws->w[1], pwt->w[1]); \ + pwd->w[2] =3D msa_ ## func ## _df(df, pws->w[2], pwt->w[2]); \ + pwd->w[3] =3D msa_ ## func ## _df(df, pws->w[3], pwt->w[3]); \ break; \ case DF_DOUBLE: \ - for (i =3D 0; i < DF_ELEMENTS(DF_DOUBLE); i++) { \ - pwd->d[i] =3D msa_ ## func ## _df(df, pws->d[i], pwt->d[i]); \ - } \ + pwd->d[0] =3D msa_ ## func ## _df(df, pws->d[0], pwt->d[0]); \ + pwd->d[1] =3D msa_ ## func ## _df(df, pws->d[1], pwt->d[1]); \ break; \ default: \ assert(0); \ --=20 2.7.4