From nobody Fri Dec 19 15:55:00 2025 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=linaro.org ARC-Seal: i=1; a=rsa-sha256; t=1624293486; cv=none; d=zohomail.com; s=zohoarc; b=CnSaZ+c+xjWNTXBXbIl96HzZUMDuSt6BueEQvmW6OyxKRcI3C3UklmRkn1kUp5Q5E3pJi28q7TdGeC4vMDL31G5HDE/FVxLfAXdedAXL7sG7KFsuepGY7S/ScrRWArK8u/2Fpiw5PlaxNEL1Ex4XWARqBiJJ9vr83sZ2Byf+4BQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1624293486; h=Content-Transfer-Encoding:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; bh=9QgTY1/4pzqtmmjEe1TYMh/+TM7zEmOviieM2HmPRow=; b=UK5sQf3K0xsGi4C3WzAzrXJfEQoZ7D3SGIe9ntZUjcrwg32t4Lex5hy2PxUmP/OQzIHIRIAy3F5E1ljY3n4weTv6s8W31XTAS3fHZgDAmUauQqOEE691iZfSx1xG2UXyow7sMzFUZnNYJNRfRy/n0Xvtq4ILKCKDog8eXPHQgYo= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1624293486123767.0051964866315; Mon, 21 Jun 2021 09:38:06 -0700 (PDT) Received: from localhost ([::1]:59504 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lvMw1-0006su-0t for importer@patchew.org; Mon, 21 Jun 2021 12:38:05 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:33260) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lvMnE-0007Cd-J2 for qemu-devel@nongnu.org; Mon, 21 Jun 2021 12:29:01 -0400 Received: from mail-wr1-x433.google.com ([2a00:1450:4864:20::433]:38411) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lvMn4-0007Zh-OF for qemu-devel@nongnu.org; Mon, 21 Jun 2021 12:28:59 -0400 Received: by mail-wr1-x433.google.com with SMTP id h11so2898021wrx.5 for ; Mon, 21 Jun 2021 09:28:50 -0700 (PDT) Received: from orth.archaic.org.uk (orth.archaic.org.uk. [81.2.115.148]) by smtp.gmail.com with ESMTPSA id n65sm11615496wme.21.2021.06.21.09.28.48 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Jun 2021 09:28:48 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=from:to:subject:date:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=9QgTY1/4pzqtmmjEe1TYMh/+TM7zEmOviieM2HmPRow=; b=CT3nxCZefvnq3pzq527ejFjvzTP5rbQk8p0gTpqtXT25ktg0l7MGDqlOFZygrJPuPm tnrI+G+zuEOZP0gFsQ6NmDZH8aP4NrEAfuyEqqFw4IxmCY+GH6HbzJbxwvbG3qQyz2HN CiVhGxyMYsdokN12rzYumUtYsGPVrf8WOtIVbEJSensq6KWrn7BPxxt0z5dFBBg454lm O8su7Cbo33M7tK8poY6yeWgW8Ca9Y72G6VcBM9huszhsqZnYHMXPBu44lRmmOuUOdTiM 3o6SQzZWJeeBWMi0Z/lAzp7DDFAaTHy4mkk2+uE7S2t4YpyQ8RaLZO5Rz+0KdMZUW329 wzqw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=9QgTY1/4pzqtmmjEe1TYMh/+TM7zEmOviieM2HmPRow=; b=SmZvFdFLHfXPCBixdfDR2m+x7CiKVQ5u/g9b3S+GWebxdaTdzeL/ZG++3+VSGI0pIt W4Nh7hy5dDuI497D7z0Y/EiRJWkGNdYozoDY/qgXH1dCEXkZQRhoIHhz1o0copWvmACh xajTAbiXbEhdhiZWkXl+TeyoV/yjVCXY3xfKp2wiqVfbms0AvQRA/bcelbjWMIPKFVAI WouN7FVve3laPhQRbNlHHyg+ROl1v2q+Cu2TmrZLd7fPrq4FpjTqG9OTlJvu6GOKEx9B TMGqx0fUzm6cdt03J6Fj+uf0kJ2gKzVOHJAnRCTAR4YrIPyOpja5J5mmcwQxt0j+LDaR Ocvg== X-Gm-Message-State: AOAM533WH57zUMfEfBSShOfHB9brhcON2ZmbM/PLQDE+WBvMQayOMZoy 0UKNBdATAhaO9M4flQclhNheqvcmsDDXoq32 X-Google-Smtp-Source: ABdhPJzaU2PYNSXne4UGsOB33GnNg28bvhK4V7XMvhAwIkSejW2uqisWBmNtdBO1Az+GB7+V/62CmQ== X-Received: by 2002:adf:a74a:: with SMTP id e10mr7590475wrd.185.1624292929262; Mon, 21 Jun 2021 09:28:49 -0700 (PDT) From: Peter Maydell To: qemu-devel@nongnu.org Subject: [PULL 18/57] target/arm: Implement MVE VABS Date: Mon, 21 Jun 2021 17:27:54 +0100 Message-Id: <20210621162833.32535-19-peter.maydell@linaro.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210621162833.32535-1-peter.maydell@linaro.org> References: <20210621162833.32535-1-peter.maydell@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.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; Received-SPF: pass client-ip=2a00:1450:4864:20::433; envelope-from=peter.maydell@linaro.org; helo=mail-wr1-x433.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: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @linaro.org) Content-Type: text/plain; charset="utf-8" Implement the MVE VABS functions (both integer and floating point). Signed-off-by: Peter Maydell Reviewed-by: Richard Henderson Message-id: 20210617121628.20116-8-peter.maydell@linaro.org --- target/arm/helper-mve.h | 6 ++++++ target/arm/mve.decode | 3 +++ target/arm/mve_helper.c | 13 +++++++++++++ target/arm/translate-mve.c | 15 +++++++++++++++ 4 files changed, 37 insertions(+) diff --git a/target/arm/helper-mve.h b/target/arm/helper-mve.h index f1dc52f7a50..76508d5dd71 100644 --- a/target/arm/helper-mve.h +++ b/target/arm/helper-mve.h @@ -49,3 +49,9 @@ DEF_HELPER_FLAGS_3(mve_vrev64h, TCG_CALL_NO_WG, void, env= , ptr, ptr) DEF_HELPER_FLAGS_3(mve_vrev64w, TCG_CALL_NO_WG, void, env, ptr, ptr) =20 DEF_HELPER_FLAGS_3(mve_vmvn, TCG_CALL_NO_WG, void, env, ptr, ptr) + +DEF_HELPER_FLAGS_3(mve_vabsb, TCG_CALL_NO_WG, void, env, ptr, ptr) +DEF_HELPER_FLAGS_3(mve_vabsh, TCG_CALL_NO_WG, void, env, ptr, ptr) +DEF_HELPER_FLAGS_3(mve_vabsw, TCG_CALL_NO_WG, void, env, ptr, ptr) +DEF_HELPER_FLAGS_3(mve_vfabsh, TCG_CALL_NO_WG, void, env, ptr, ptr) +DEF_HELPER_FLAGS_3(mve_vfabss, TCG_CALL_NO_WG, void, env, ptr, ptr) diff --git a/target/arm/mve.decode b/target/arm/mve.decode index ff8afb682fb..66963dc1847 100644 --- a/target/arm/mve.decode +++ b/target/arm/mve.decode @@ -77,3 +77,6 @@ VREV32 1111 1111 1 . 11 .. 00 ... 0 0000 11 . 0= ... 0 @1op VREV64 1111 1111 1 . 11 .. 00 ... 0 0000 01 . 0 ... 0 @1op =20 VMVN 1111 1111 1 . 11 00 00 ... 0 0101 11 . 0 ... 0 @1op_nosz + +VABS 1111 1111 1 . 11 .. 01 ... 0 0011 01 . 0 ... 0 @1op +VABS_fp 1111 1111 1 . 11 .. 01 ... 0 0111 01 . 0 ... 0 @1op diff --git a/target/arm/mve_helper.c b/target/arm/mve_helper.c index fa0a32d284b..2cf28f054bf 100644 --- a/target/arm/mve_helper.c +++ b/target/arm/mve_helper.c @@ -24,6 +24,7 @@ #include "exec/helper-proto.h" #include "exec/cpu_ldst.h" #include "exec/exec-all.h" +#include "tcg/tcg.h" =20 static uint16_t mve_element_mask(CPUARMState *env) { @@ -281,3 +282,15 @@ DO_1OP(vrev64w, 8, uint64_t, wswap64) #define DO_NOT(N) (~(N)) =20 DO_1OP(vmvn, 8, uint64_t, DO_NOT) + +#define DO_ABS(N) ((N) < 0 ? -(N) : (N)) +#define DO_FABSH(N) ((N) & dup_const(MO_16, 0x7fff)) +#define DO_FABSS(N) ((N) & dup_const(MO_32, 0x7fffffff)) + +DO_1OP(vabsb, 1, int8_t, DO_ABS) +DO_1OP(vabsh, 2, int16_t, DO_ABS) +DO_1OP(vabsw, 4, int32_t, DO_ABS) + +/* We can do these 64 bits at a time */ +DO_1OP(vfabsh, 8, uint64_t, DO_FABSH) +DO_1OP(vfabss, 8, uint64_t, DO_FABSS) diff --git a/target/arm/translate-mve.c b/target/arm/translate-mve.c index bd908abcff7..90996813a85 100644 --- a/target/arm/translate-mve.c +++ b/target/arm/translate-mve.c @@ -199,6 +199,7 @@ static bool do_1op(DisasContext *s, arg_1op *a, MVEGenO= neOpFn fn) =20 DO_1OP(VCLZ, vclz) DO_1OP(VCLS, vcls) +DO_1OP(VABS, vabs) =20 static bool trans_VREV16(DisasContext *s, arg_1op *a) { @@ -237,3 +238,17 @@ static bool trans_VMVN(DisasContext *s, arg_1op *a) { return do_1op(s, a, gen_helper_mve_vmvn); } + +static bool trans_VABS_fp(DisasContext *s, arg_1op *a) +{ + static MVEGenOneOpFn * const fns[] =3D { + NULL, + gen_helper_mve_vfabsh, + gen_helper_mve_vfabss, + NULL, + }; + if (!dc_isar_feature(aa32_mve_fp, s)) { + return false; + } + return do_1op(s, a, fns[a->size]); +} --=20 2.20.1