From patchwork Fri Sep 18 18:37:48 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Henderson X-Patchwork-Id: 273320 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 43B29C43464 for ; Fri, 18 Sep 2020 20:00:31 +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 AC36E2067D for ; Fri, 18 Sep 2020 20:00:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="Z5ki9XWL" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AC36E2067D 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]:60438 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1kJMYV-0000ox-IT for qemu-devel@archiver.kernel.org; Fri, 18 Sep 2020 16:00:29 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:49106) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1kJLIQ-0001OE-VA for qemu-devel@nongnu.org; Fri, 18 Sep 2020 14:39:46 -0400 Received: from mail-pf1-x42f.google.com ([2607:f8b0:4864:20::42f]:46243) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1kJLIJ-0007Je-Av for qemu-devel@nongnu.org; Fri, 18 Sep 2020 14:39:46 -0400 Received: by mail-pf1-x42f.google.com with SMTP id b124so3979573pfg.13 for ; Fri, 18 Sep 2020 11:39:38 -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=uWrP993e91NZdCWoZj580puJQVNQnFvVcyTMSpehn0g=; b=Z5ki9XWLvCwVriNIcIn+QVFUsXS1b/KN64STsLKcltH/2QLG3FB71xsqun2Gcq5FOl ebAtB1WgwXA7jHb765Y1A1va/3xaFnCPLOBf8/gAE+R828AtezOUJdKUvmShvHrWrcE0 dIUKzzn54f37Y0aZ4qUruTTiK6CFosTkmR57ZvDq9U/IRm4DfQcS+ALbLqfo0Cg1hdmv TwwVLt0RmhA6/CS30ZLy0Df6KVCuoXMAC8BYasWXN6WsldOSwm819KARhuGvhNixYMI7 uE/wECIiaQn+K3Z8mN/RAzbDgplQBc2CWkDpTsd1GN0nFwtIbFTO0zmj1QbjI1wl1lQa N7mQ== 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=uWrP993e91NZdCWoZj580puJQVNQnFvVcyTMSpehn0g=; b=A2BBPfn/qFkfkrcTBoEQDVK+jXw0Upzs2G+QV79pilYcvZAQ3u0THZ2q+lqzD5128m BwuV0soyOF8NceNAoMENx5aVwEqApj92WexBgwYPUcyVTd2PtG8uQUP4gxDducBEMgZP xeeD5OkEhQDY2u4JEZ4k6oc8W5GaApYNTsk5JDR42h/abm5OkGWzVKG73BODHmL+rUoI 2PF89YtKWKT1TIxOpyg9gIr77zca8qD7yhJW0eimKSmHFhpnsG34mmZmE+vftIizSofD tFGBCmcjLC6YbofB5d3/OtpWp3h9VfDIv43QghptFYz4Z6FyKcQOLXwvCJnV9z3c5QiP Z4Ew== X-Gm-Message-State: AOAM532N8G88eKub8A0K93n1A+U7xdnQVLQqzN/BP3oi2WGzIB6jRBDZ EdhjHwzAhTbeNoxWjxY/UV5gIyOkjLTHnA== X-Google-Smtp-Source: ABdhPJzKKKZyqAadQBL8IEAcZAG+pvL8iXPnWxL42/bd7VMUTypL9hN0UuNqfQ016N/0yhaz4ouYUw== X-Received: by 2002:aa7:96c7:0:b029:142:38cd:13de with SMTP id h7-20020aa796c70000b029014238cd13demr14042045pfq.66.1600454377587; Fri, 18 Sep 2020 11:39:37 -0700 (PDT) Received: from localhost.localdomain ([71.212.141.89]) by smtp.gmail.com with ESMTPSA id f4sm3680723pfj.147.2020.09.18.11.39.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Sep 2020 11:39:36 -0700 (PDT) From: Richard Henderson To: qemu-devel@nongnu.org Subject: [PATCH v3 78/81] target/arm: Implement SVE2 bitwise shift immediate Date: Fri, 18 Sep 2020 11:37:48 -0700 Message-Id: <20200918183751.2787647-79-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::42f; envelope-from=richard.henderson@linaro.org; helo=mail-pf1-x42f.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, Stephen Long Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Stephen Long Implements SQSHL/UQSHL, SRSHR/URSHR, and SQSHLU Signed-off-by: Stephen Long Message-Id: <20200430194159.24064-1-steplong@quicinc.com> Signed-off-by: Richard Henderson --- target/arm/helper-sve.h | 33 +++++++++++++++++++++ target/arm/sve.decode | 5 ++++ target/arm/sve_helper.c | 35 ++++++++++++++++++++++ target/arm/translate-sve.c | 60 ++++++++++++++++++++++++++++++++++++++ 4 files changed, 133 insertions(+) diff --git a/target/arm/helper-sve.h b/target/arm/helper-sve.h index feed23bbd1..9542f01c42 100644 --- a/target/arm/helper-sve.h +++ b/target/arm/helper-sve.h @@ -2738,6 +2738,39 @@ DEF_HELPER_FLAGS_5(sve2_sqrdcmlah_idx_h, TCG_CALL_NO_RWG, DEF_HELPER_FLAGS_5(sve2_sqrdcmlah_idx_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshl_zpzi_b, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshl_zpzi_h, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshl_zpzi_s, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshl_zpzi_d, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_uqshl_zpzi_b, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uqshl_zpzi_h, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uqshl_zpzi_s, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_uqshl_zpzi_d, TCG_CALL_NO_RWG, + void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_srshr_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_srshr_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_srshr_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_srshr_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_urshr_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_urshr_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_urshr_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_urshr_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + +DEF_HELPER_FLAGS_4(sve2_sqshlu_b, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshlu_h, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshlu_s, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) +DEF_HELPER_FLAGS_4(sve2_sqshlu_d, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, i32) + DEF_HELPER_FLAGS_5(sve2_fcvtnt_sh, TCG_CALL_NO_RWG, void, ptr, ptr, ptr, ptr, i32) DEF_HELPER_FLAGS_5(sve2_fcvtnt_ds, TCG_CALL_NO_RWG, diff --git a/target/arm/sve.decode b/target/arm/sve.decode index 4e21274dc4..d2f33d96f3 100644 --- a/target/arm/sve.decode +++ b/target/arm/sve.decode @@ -342,6 +342,11 @@ ASR_zpzi 00000100 .. 000 000 100 ... .. ... ..... @rdn_pg_tszimm_shr LSR_zpzi 00000100 .. 000 001 100 ... .. ... ..... @rdn_pg_tszimm_shr LSL_zpzi 00000100 .. 000 011 100 ... .. ... ..... @rdn_pg_tszimm_shl ASRD 00000100 .. 000 100 100 ... .. ... ..... @rdn_pg_tszimm_shr +SQSHL_zpzi 00000100 .. 000 110 100 ... .. ... ..... @rdn_pg_tszimm_shl +UQSHL_zpzi 00000100 .. 000 111 100 ... .. ... ..... @rdn_pg_tszimm_shl +SRSHR 00000100 .. 001 100 100 ... .. ... ..... @rdn_pg_tszimm_shr +URSHR 00000100 .. 001 101 100 ... .. ... ..... @rdn_pg_tszimm_shr +SQSHLU 00000100 .. 001 111 100 ... .. ... ..... @rdn_pg_tszimm_shl # SVE bitwise shift by vector (predicated) ASR_zpzz 00000100 .. 010 000 100 ... ..... ..... @rdn_pg_rm diff --git a/target/arm/sve_helper.c b/target/arm/sve_helper.c index 12d21dcd65..ef04a0f95a 100644 --- a/target/arm/sve_helper.c +++ b/target/arm/sve_helper.c @@ -2203,6 +2203,41 @@ DO_ZPZI(sve_asrd_h, int16_t, H1_2, DO_ASRD) DO_ZPZI(sve_asrd_s, int32_t, H1_4, DO_ASRD) DO_ZPZI_D(sve_asrd_d, int64_t, DO_ASRD) +/* SVE2 bitwise shift by immediate */ +DO_ZPZI(sve2_sqshl_zpzi_b, int8_t, H1, do_sqshl_b) +DO_ZPZI(sve2_sqshl_zpzi_h, int16_t, H1_2, do_sqshl_h) +DO_ZPZI(sve2_sqshl_zpzi_s, int32_t, H1_4, do_sqshl_s) +DO_ZPZI_D(sve2_sqshl_zpzi_d, int64_t, do_sqshl_d) + +DO_ZPZI(sve2_uqshl_zpzi_b, uint8_t, H1, do_uqshl_b) +DO_ZPZI(sve2_uqshl_zpzi_h, uint16_t, H1_2, do_uqshl_h) +DO_ZPZI(sve2_uqshl_zpzi_s, uint32_t, H1_4, do_uqshl_s) +DO_ZPZI_D(sve2_uqshl_zpzi_d, uint64_t, do_uqshl_d) + +DO_ZPZI(sve2_srshr_b, int8_t, H1, do_srshr) +DO_ZPZI(sve2_srshr_h, int16_t, H1_2, do_srshr) +DO_ZPZI(sve2_srshr_s, int32_t, H1_4, do_srshr) +DO_ZPZI_D(sve2_srshr_d, int64_t, do_srshr) + +DO_ZPZI(sve2_urshr_b, uint8_t, H1, do_urshr) +DO_ZPZI(sve2_urshr_h, uint16_t, H1_2, do_urshr) +DO_ZPZI(sve2_urshr_s, uint32_t, H1_4, do_urshr) +DO_ZPZI_D(sve2_urshr_d, uint64_t, do_urshr) + +#define do_suqrshl_b(n, m) \ + ({ uint32_t discard; do_suqrshl_bhs(n, (int8_t)m, 8, false, &discard); }) +#define do_suqrshl_h(n, m) \ + ({ uint32_t discard; do_suqrshl_bhs(n, (int16_t)m, 16, false, &discard); }) +#define do_suqrshl_s(n, m) \ + ({ uint32_t discard; do_suqrshl_bhs(n, m, 32, false, &discard); }) +#define do_suqrshl_d(n, m) \ + ({ uint32_t discard; do_suqrshl_d(n, m, false, &discard); }) + +DO_ZPZI(sve2_sqshlu_b, int8_t, H1, do_suqrshl_b) +DO_ZPZI(sve2_sqshlu_h, int16_t, H1_2, do_suqrshl_h) +DO_ZPZI(sve2_sqshlu_s, int32_t, H1_4, do_suqrshl_s) +DO_ZPZI_D(sve2_sqshlu_d, int64_t, do_suqrshl_d) + #undef DO_ASRD #undef DO_ZPZI #undef DO_ZPZI_D diff --git a/target/arm/translate-sve.c b/target/arm/translate-sve.c index 214788ea23..acd6d53724 100644 --- a/target/arm/translate-sve.c +++ b/target/arm/translate-sve.c @@ -1044,6 +1044,66 @@ static bool trans_ASRD(DisasContext *s, arg_rpri_esz *a) } } +static bool trans_SQSHL_zpzi(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] = { + gen_helper_sve2_sqshl_zpzi_b, gen_helper_sve2_sqshl_zpzi_h, + gen_helper_sve2_sqshl_zpzi_s, gen_helper_sve2_sqshl_zpzi_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + +static bool trans_UQSHL_zpzi(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] = { + gen_helper_sve2_uqshl_zpzi_b, gen_helper_sve2_uqshl_zpzi_h, + gen_helper_sve2_uqshl_zpzi_s, gen_helper_sve2_uqshl_zpzi_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + +static bool trans_SRSHR(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] = { + gen_helper_sve2_srshr_b, gen_helper_sve2_srshr_h, + gen_helper_sve2_srshr_s, gen_helper_sve2_srshr_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + +static bool trans_URSHR(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] = { + gen_helper_sve2_urshr_b, gen_helper_sve2_urshr_h, + gen_helper_sve2_urshr_s, gen_helper_sve2_urshr_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + +static bool trans_SQSHLU(DisasContext *s, arg_rpri_esz *a) +{ + static gen_helper_gvec_3 * const fns[4] = { + gen_helper_sve2_sqshlu_b, gen_helper_sve2_sqshlu_h, + gen_helper_sve2_sqshlu_s, gen_helper_sve2_sqshlu_d, + }; + if (a->esz < 0 || !dc_isar_feature(aa64_sve2, s)) { + return false; + } + return do_zpzi_ool(s, a, fns[a->esz]); +} + /* *** SVE Bitwise Shift - Predicated Group */