From patchwork Fri Sep 18 18:36:37 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 305029 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=-12.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, 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 83B35C43465 for ; Fri, 18 Sep 2020 18:51:00 +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 0088F206A1 for ; Fri, 18 Sep 2020 18:50:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="BELACQZy" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0088F206A1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linaro.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:59042 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kJLTH-0003B4-04 for qemu-devel@archiver.kernel.org; Fri, 18 Sep 2020 14:50:59 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47794) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kJLGp-0007c5-P8 for qemu-devel@nongnu.org; Fri, 18 Sep 2020 14:38:07 -0400 Received: from mail-pf1-x443.google.com ([2607:f8b0:4864:20::443]:42620) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kJLGn-00073K-7c for qemu-devel@nongnu.org; Fri, 18 Sep 2020 14:38:07 -0400 Received: by mail-pf1-x443.google.com with SMTP id d6so3982691pfn.9 for ; Fri, 18 Sep 2020 11:38:04 -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=GdQyDJqy1h1bl9wSC4ATOEyl4Dl7iyZGyWZyz4DEAkI=; b=BELACQZyipZZhzG6kLOvFClbXfikZo8RhB+PU3XlJID8vBtQIX7V/dDpZqu25tvP0f yrM0rANqxRgn8NRGTgRBSgM1hpPNcefzzr/QoGP8pI7Ka3352GO5//N8wtgmwumJsGTZ Rz7NSk18SAfBw+Fpz4x5RKtQm2SdqpcDnUgaC4AaMONY7SrmIgFL4BoBnEqkn5HfFj7t rB6FgvFlVhjWfvGuGPvZ7Gz86v4j8XJ3KL18u3dDeAU9ZVxMp5dQo3sd/JyfCYWZvYk3 cS0HH6Tf4PgX1YDwRX9sXoVexrzR4fmq9rVE1il7LoCiniqVLrYTQ+2A+LGI8rM+eu/n beXA== 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=GdQyDJqy1h1bl9wSC4ATOEyl4Dl7iyZGyWZyz4DEAkI=; b=gEy+4ajp17Pm6a4vjdLGM+UVup4kdzdfFQRiZPB8YkbHnZYhyoV5h77pOsrx2MfHCu 13wweO+vGTNHlQhVEr1bKhIwOviGLE/o077kcxbIwHOSIuLwOJw3EghV6I520ZiTZMP2 EQXKjdD6mrcdlTcaLzQb3SvGzgHVf926VRb7ZZqhbw7H+SpyVcV6PwysKaRk3c1vtLF7 yEX7/7qk5x2+A6kyWuLYDp5JW+AjVmapIV0vgQIh6iKWYYOhLImW/9KrWuqPSjyI4lRd PDLezitEL+ZlIjzAwyR3crzx0MhV2kDT1ggj8NKA7q8gNUVaRJ5Dn54YyWnbEXXC6vEH 0MKw== X-Gm-Message-State: AOAM532pWkNpPrUYGy1Uuuk51/8cFSSBTSUx/VI4b+TRsAyiYoc/Mpvo OIKJ8gN5IpMCK+0TcE12PR9kS08zPZF56w== X-Google-Smtp-Source: ABdhPJw0WgtUe7ePRxxgV04+OlrrJ3n1JJMWK+1wfEGk/IxgICEU7i0WH7PmtKT6hGUgCFeaTKifng== X-Received: by 2002:a63:6dc7:: with SMTP id i190mr27067147pgc.27.1600454283372; Fri, 18 Sep 2020 11:38:03 -0700 (PDT) Received: from localhost.localdomain ([71.212.141.89]) by smtp.gmail.com with ESMTPSA id f4sm3680723pfj.147.2020.09.18.11.38.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Sep 2020 11:38:02 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 07/81] target/arm: Implement SVE2 integer unary operations (predicated) Date: Fri, 18 Sep 2020 11:36:37 -0700 Message-Id: <20200918183751.2787647-8-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200918183751.2787647-1-richard.henderson@linaro.org> References: <20200918183751.2787647-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::443; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x443.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, 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: peter.maydell@linaro.org, alex.bennee@linaro.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Signed-off-by: Richard Henderson --- v2: Fix sqabs, sqneg (laurent desnogues) --- target/arm/helper-sve.h | 13 +++++++++++ target/arm/sve.decode | 7 ++++++ target/arm/sve_helper.c | 29 +++++++++++++++++++---- target/arm/translate-sve.c | 47 ++++++++++++++++++++++++++++++++++++++ 4 files changed, 92 insertions(+), 4 deletions(-) diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h index e185405cdc..938c50f2c9 100644 --- a/target/arm/helper-sve.h +++ b/target/arm/helper-sve.h @@ -502,6 +502,19 @@ DEF_HELPER_FLAGS_4(sve_rbit_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(sve_rbit_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_4(sve_rbit_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqabs_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqabs_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqabs_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqabs_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_sqneg_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqneg_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqneg_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqneg_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_urecpe_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_ursqrte_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + DEF_HELPER_FLAGS_5(sve_splice, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(sve_cmpeq_ppzz_b, TCG_CALL_NO_RWG, diff --git a/target/arm/sve.decode b/target/arm/sve.decode index 4f54a30538..2ab463c722 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -1105,3 +1105,10 @@ PMUL_zzz 00000100 00 1 ..... 0110 01 ..... ..... @rd_rn_rm_e0 SADALP_zpzz 01000100 .. 000 100 101 ... ..... ..... @rdm_pg_rn UADALP_zpzz 01000100 .. 000 101 101 ... ..... ..... @rdm_pg_rn + +### SVE2 integer unary operations (predicated) + +URECPE 01000100 .. 000 000 101 ... ..... ..... @rd_pg_rn +URSQRTE 01000100 .. 000 001 101 ... ..... ..... @rd_pg_rn +SQABS 01000100 .. 001 000 101 ... ..... ..... @rd_pg_rn +SQNEG 01000100 .. 001 001 101 ... ..... ..... @rd_pg_rn diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index 4705722b71..b1c89f77d4 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -535,8 +535,8 @@ static inline uint64_t do_sadalp_d(uint64_t n, uint64_t m) return m + n1 + n2; } -DO_ZPZZ(sve2_sadalp_zpzz_h, int16_t, H1_2, do_sadalp_h) -DO_ZPZZ(sve2_sadalp_zpzz_s, int32_t, H1_4, do_sadalp_s) +DO_ZPZZ(sve2_sadalp_zpzz_h, uint16_t, H1_2, do_sadalp_h) +DO_ZPZZ(sve2_sadalp_zpzz_s, uint32_t, H1_4, do_sadalp_s) DO_ZPZZ_D(sve2_sadalp_zpzz_d, uint64_t, do_sadalp_d) static inline uint16_t do_uadalp_h(uint16_t n, uint16_t m) @@ -557,8 +557,8 @@ static inline uint64_t do_uadalp_d(uint64_t n, uint64_t m) return m + n1 + n2; } -DO_ZPZZ(sve2_uadalp_zpzz_h, int16_t, H1_2, do_uadalp_h) -DO_ZPZZ(sve2_uadalp_zpzz_s, int32_t, H1_4, do_uadalp_s) +DO_ZPZZ(sve2_uadalp_zpzz_h, uint16_t, H1_2, do_uadalp_h) +DO_ZPZZ(sve2_uadalp_zpzz_s, uint32_t, H1_4, do_uadalp_s) DO_ZPZZ_D(sve2_uadalp_zpzz_d, uint64_t, do_uadalp_d) #undef DO_ZPZZ @@ -728,6 +728,27 @@ DO_ZPZ(sve_rbit_h, uint16_t, H1_2, revbit16) DO_ZPZ(sve_rbit_s, uint32_t, H1_4, revbit32) DO_ZPZ_D(sve_rbit_d, uint64_t, revbit64) +#define DO_SQABS(X) \ + ({ __typeof(X) x_ = (X), min_ = 1ull << (sizeof(X) * 8 - 1); \ + x_ >= 0 ? x_ : x_ == min_ ? -min_ - 1 : -x_; }) + +DO_ZPZ(sve2_sqabs_b, int8_t, H1, DO_SQABS) +DO_ZPZ(sve2_sqabs_h, int16_t, H1_2, DO_SQABS) +DO_ZPZ(sve2_sqabs_s, int32_t, H1_4, DO_SQABS) +DO_ZPZ_D(sve2_sqabs_d, int64_t, DO_SQABS) + +#define DO_SQNEG(X) \ + ({ __typeof(X) x_ = (X), min_ = 1ull << (sizeof(X) * 8 - 1); \ + x_ == min_ ? -min_ - 1 : -x_; }) + +DO_ZPZ(sve2_sqneg_b, uint8_t, H1, DO_SQNEG) +DO_ZPZ(sve2_sqneg_h, uint16_t, H1_2, DO_SQNEG) +DO_ZPZ(sve2_sqneg_s, uint32_t, H1_4, DO_SQNEG) +DO_ZPZ_D(sve2_sqneg_d, uint64_t, DO_SQNEG) + +DO_ZPZ(sve2_urecpe_s, uint32_t, H1_4, helper_recpe_u32) +DO_ZPZ(sve2_ursqrte_s, uint32_t, H1_4, helper_rsqrte_u32) + /* Three-operand expander, unpredicated, in which the third operand is "wide". */ #define DO_ZZW(NAME, TYPE, TYPEW, H, OP) \ diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index 56e9e60a89..1dacb3fbc4 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -5894,3 +5894,50 @@ static bool trans_UADALP_zpzz(DisasContext *s, arg_rprr_esz *a) } return do_sve2_zpzz_ool(s, a, fns[a->esz - 1]); } + +/* + * SVE2 integer unary operations (predicated) + */ + +static bool do_sve2_zpz_ool(DisasContext *s, arg_rpr_esz *a, + gen_helper_gvec_3 *fn) +{ + if (!dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpz_ool(s, a, fn); +} + +static bool trans_URECPE(DisasContext *s, arg_rpr_esz *a) +{ + if (a->esz != 2) { + return false; + } + return do_sve2_zpz_ool(s, a, gen_helper_sve2_urecpe_s); +} + +static bool trans_URSQRTE(DisasContext *s, arg_rpr_esz *a) +{ + if (a->esz != 2) { + return false; + } + return do_sve2_zpz_ool(s, a, gen_helper_sve2_ursqrte_s); +} + +static bool trans_SQABS(DisasContext *s, arg_rpr_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] = { + gen_helper_sve2_sqabs_b, gen_helper_sve2_sqabs_h, + gen_helper_sve2_sqabs_s, gen_helper_sve2_sqabs_d, + }; + return do_sve2_zpz_ool(s, a, fns[a->esz]); +} + +static bool trans_SQNEG(DisasContext *s, arg_rpr_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] = { + gen_helper_sve2_sqneg_b, gen_helper_sve2_sqneg_h, + gen_helper_sve2_sqneg_s, gen_helper_sve2_sqneg_d, + }; + return do_sve2_zpz_ool(s, a, fns[a->esz]); +}