From patchwork Fri Apr 16 21:01:32 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 1467314 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=linaro.org header.i=@linaro.org header.a=rsa-sha256 header.s=google header.b=xi4NwC50; dkim-atps=neutral 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 ozlabs.org (Postfix) with ESMTPS id 4FMTPJ6crVz9sW1 for ; Sat, 17 Apr 2021 07:09:56 +1000 (AEST) Received: from localhost ([::1]:33040 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lXVis-00046D-TF for incoming@patchwork.ozlabs.org; Fri, 16 Apr 2021 17:09:54 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:43678) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lXVcG-0004EX-0z for qemu-devel@nongnu.org; Fri, 16 Apr 2021 17:03:04 -0400 Received: from mail-pl1-x629.google.com ([2607:f8b0:4864:20::629]:33440) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lXVc9-00016O-I8 for qemu-devel@nongnu.org; Fri, 16 Apr 2021 17:03:03 -0400 Received: by mail-pl1-x629.google.com with SMTP id n10so3491850plc.0 for ; Fri, 16 Apr 2021 14:02:56 -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=9m49cTBF+uBd2parMcxDIMwzzkCg+x47RKDDIpkpN1g=; b=xi4NwC50Lb79a1r63NrPsrhBzjr4a4VBz4Tv8hhJXZMc5wQYgU5ie0PDEy0uKqV0+1 tVmeP+SVx0a7opzdI7o6PNth8aGdJhN6iTgokD9CduPYzJJVbO2oJRq4Jx3lcOMH5jS4 nx5xXIpUuNQ0HJb5rw+TY4lyPWq0slQMKrOZ9mauVR/8JNRJkV67IgcAGVPuODMPFomb 3dPZ8JemwEosIszcs4SvnAsZiE+K/+0yOtJNw1v+/mroPxOO+4wzg+qoJAkAkx8mdqiY 5RgGOpz19p+xlWE1O6CELnwgNkBx3BAKHonMoS3MnmImcOCim31CLlAWJEaNhyji4tWM O3SQ== 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=9m49cTBF+uBd2parMcxDIMwzzkCg+x47RKDDIpkpN1g=; b=av72WSrEgCQiw6qGKVEw5SnWM6T5MQ6d4VCLa//n7kGknXMh9VusP7nU2q7UIlYT8/ IumPuMiHRXi1cX0/PCklzmWCTnw7twHQeMhPoFTK2kiGRY6bWH5gNSNlZIofACaNCOpb mw94iuFK1mSbB31hLt18ZjgZFW3Pe8Zg7KdMkz5/L219abx0vuTbjAMbSDLg3mGfDCjp KRaUsWO0IQAKJtGx1KzJvhPCSnkbbKQmUlt1Ro7/ML/zbPQRk/Nrn1aL0On6eZAllBrf G01fErfdEt3l8FK6GNOdQvz59Wzu8ef7P5q1biaq0rT0nOmV/JqlozPyOrtc/strwN8D 8Wxg== X-Gm-Message-State: AOAM533BrBiZEusDVKYW9c7ZcsDYFF+apXAAATVT/2PHR425uAk2Bc82 r1j3fGB3c4ZOKuKWU350yBDcW49Zqm4CBA== X-Google-Smtp-Source: ABdhPJxDqYhWOw07yDQzrbvWCX8ktdAHwuHDbtT5LfvdiF2YK1Gqsg+NB7NQJGVdsawS7g+2oCTTYg== X-Received: by 2002:a17:90b:4a07:: with SMTP id kk7mr11473953pjb.165.1618606975971; Fri, 16 Apr 2021 14:02:55 -0700 (PDT) Received: from localhost.localdomain ([71.212.131.83]) by smtp.gmail.com with ESMTPSA id m15sm5920640pjz.36.2021.04.16.14.02.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Apr 2021 14:02:55 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v5 13/81] target/arm: Implement SVE2 integer multiply long Date: Fri, 16 Apr 2021 14:01:32 -0700 Message-Id: <20210416210240.1591291-14-richard.henderson@linaro.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210416210240.1591291-1-richard.henderson@linaro.org> References: <20210416210240.1591291-1-richard.henderson@linaro.org> MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::629; envelope-from=richard.henderson@linaro.org; helo=mail-pl1-x629.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: , Cc: qemu-arm@nongnu.org Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Exclude PMULL from this category for the moment. Signed-off-by: Richard Henderson --- target/arm/helper-sve.h | 15 +++++++++++++++ target/arm/sve.decode | 9 +++++++++ target/arm/sve_helper.c | 31 +++++++++++++++++++++++++++++++ target/arm/translate-sve.c | 9 +++++++++ 4 files changed, 64 insertions(+) diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h index 3286a9c205..ad8121eec6 100644 --- a/target/arm/helper-sve.h +++ b/target/arm/helper-sve.h @@ -2347,4 +2347,19 @@ DEF_HELPER_FLAGS_6(sve_stdd_le_zd_mte, TCG_CALL_NO_WG, DEF_HELPER_FLAGS_6(sve_stdd_be_zd_mte, TCG_CALL_NO_WG, void, env, ptr, ptr, ptr, tl, i32) +DEF_HELPER_FLAGS_4(sve2_sqdmull_zzz_h, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqdmull_zzz_s, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqdmull_zzz_d, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_smull_zzz_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_smull_zzz_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_smull_zzz_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_umull_zzz_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_umull_zzz_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_umull_zzz_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + DEF_HELPER_FLAGS_4(sve2_pmull_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) diff --git a/target/arm/sve.decode b/target/arm/sve.decode index f6f21426ef..d9a72b7661 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -1196,3 +1196,12 @@ SSUBWB 01000101 .. 0 ..... 010 100 ..... ..... @rd_rn_rm SSUBWT 01000101 .. 0 ..... 010 101 ..... ..... @rd_rn_rm USUBWB 01000101 .. 0 ..... 010 110 ..... ..... @rd_rn_rm USUBWT 01000101 .. 0 ..... 010 111 ..... ..... @rd_rn_rm + +## SVE2 integer multiply long + +SQDMULLB_zzz 01000101 .. 0 ..... 011 000 ..... ..... @rd_rn_rm +SQDMULLT_zzz 01000101 .. 0 ..... 011 001 ..... ..... @rd_rn_rm +SMULLB_zzz 01000101 .. 0 ..... 011 100 ..... ..... @rd_rn_rm +SMULLT_zzz 01000101 .. 0 ..... 011 101 ..... ..... @rd_rn_rm +UMULLB_zzz 01000101 .. 0 ..... 011 110 ..... ..... @rd_rn_rm +UMULLT_zzz 01000101 .. 0 ..... 011 111 ..... ..... @rd_rn_rm diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index cf0dbb3987..f30f3722af 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -1154,6 +1154,37 @@ DO_ZZZ_TB(sve2_uabdl_h, uint16_t, uint8_t, H1_2, H1, DO_ABD) DO_ZZZ_TB(sve2_uabdl_s, uint32_t, uint16_t, H1_4, H1_2, DO_ABD) DO_ZZZ_TB(sve2_uabdl_d, uint64_t, uint32_t, , H1_4, DO_ABD) +DO_ZZZ_TB(sve2_smull_zzz_h, int16_t, int8_t, H1_2, H1, DO_MUL) +DO_ZZZ_TB(sve2_smull_zzz_s, int32_t, int16_t, H1_4, H1_2, DO_MUL) +DO_ZZZ_TB(sve2_smull_zzz_d, int64_t, int32_t, , H1_4, DO_MUL) + +DO_ZZZ_TB(sve2_umull_zzz_h, uint16_t, uint8_t, H1_2, H1, DO_MUL) +DO_ZZZ_TB(sve2_umull_zzz_s, uint32_t, uint16_t, H1_4, H1_2, DO_MUL) +DO_ZZZ_TB(sve2_umull_zzz_d, uint64_t, uint32_t, , H1_4, DO_MUL) + +/* Note that the multiply cannot overflow, but the doubling can. */ +static inline int16_t do_sqdmull_h(int16_t n, int16_t m) +{ + int16_t val = n * m; + return DO_SQADD_H(val, val); +} + +static inline int32_t do_sqdmull_s(int32_t n, int32_t m) +{ + int32_t val = n * m; + return DO_SQADD_S(val, val); +} + +static inline int64_t do_sqdmull_d(int64_t n, int64_t m) +{ + int64_t val = n * m; + return do_sqadd_d(val, val); +} + +DO_ZZZ_TB(sve2_sqdmull_zzz_h, int16_t, int8_t, H1_2, H1, do_sqdmull_h) +DO_ZZZ_TB(sve2_sqdmull_zzz_s, int32_t, int16_t, H1_4, H1_2, do_sqdmull_s) +DO_ZZZ_TB(sve2_sqdmull_zzz_d, int64_t, int32_t, , H1_4, do_sqdmull_d) + #undef DO_ZZZ_TB #define DO_ZZZ_WTB(NAME, TYPEW, TYPEN, HW, HN, OP) \ diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index 70900c122f..19a1f289d8 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -6021,6 +6021,15 @@ DO_SVE2_ZZZ_TB(SADDLBT, saddl, false, true) DO_SVE2_ZZZ_TB(SSUBLBT, ssubl, false, true) DO_SVE2_ZZZ_TB(SSUBLTB, ssubl, true, false) +DO_SVE2_ZZZ_TB(SQDMULLB_zzz, sqdmull_zzz, false, false) +DO_SVE2_ZZZ_TB(SQDMULLT_zzz, sqdmull_zzz, true, true) + +DO_SVE2_ZZZ_TB(SMULLB_zzz, smull_zzz, false, false) +DO_SVE2_ZZZ_TB(SMULLT_zzz, smull_zzz, true, true) + +DO_SVE2_ZZZ_TB(UMULLB_zzz, umull_zzz, false, false) +DO_SVE2_ZZZ_TB(UMULLT_zzz, umull_zzz, true, true) + #define DO_SVE2_ZZZ_WTB(NAME, name, SEL2) \ static bool trans_##NAME(DisasContext *s, arg_rrr_esz *a) \ { \